ASoC: Samsung: Rename from s3c24xx to samsung
authorJassi Brar <jassi.brar@samsung.com>
Mon, 22 Nov 2010 06:37:25 +0000 (15:37 +0900)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Tue, 23 Nov 2010 14:13:04 +0000 (14:13 +0000)
Finally, move the 's3c24xx' directory to 'samsung'

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
74 files changed:
sound/soc/Kconfig
sound/soc/Makefile
sound/soc/s3c24xx/Kconfig [deleted file]
sound/soc/s3c24xx/Makefile [deleted file]
sound/soc/s3c24xx/ac97.c [deleted file]
sound/soc/s3c24xx/ac97.h [deleted file]
sound/soc/s3c24xx/dma.c [deleted file]
sound/soc/s3c24xx/dma.h [deleted file]
sound/soc/s3c24xx/goni_wm8994.c [deleted file]
sound/soc/s3c24xx/i2s.c [deleted file]
sound/soc/s3c24xx/i2s.h [deleted file]
sound/soc/s3c24xx/jive_wm8750.c [deleted file]
sound/soc/s3c24xx/lm4857.h [deleted file]
sound/soc/s3c24xx/ln2440sbc_alc650.c [deleted file]
sound/soc/s3c24xx/neo1973_gta02_wm8753.c [deleted file]
sound/soc/s3c24xx/neo1973_wm8753.c [deleted file]
sound/soc/s3c24xx/pcm.c [deleted file]
sound/soc/s3c24xx/pcm.h [deleted file]
sound/soc/s3c24xx/regs-i2s-v2.h [deleted file]
sound/soc/s3c24xx/rx1950_uda1380.c [deleted file]
sound/soc/s3c24xx/s3c-i2s-v2.c [deleted file]
sound/soc/s3c24xx/s3c-i2s-v2.h [deleted file]
sound/soc/s3c24xx/s3c2412-i2s.c [deleted file]
sound/soc/s3c24xx/s3c2412-i2s.h [deleted file]
sound/soc/s3c24xx/s3c24xx-i2s.c [deleted file]
sound/soc/s3c24xx/s3c24xx-i2s.h [deleted file]
sound/soc/s3c24xx/s3c24xx_simtec.c [deleted file]
sound/soc/s3c24xx/s3c24xx_simtec.h [deleted file]
sound/soc/s3c24xx/s3c24xx_simtec_hermes.c [deleted file]
sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c [deleted file]
sound/soc/s3c24xx/s3c24xx_uda134x.c [deleted file]
sound/soc/s3c24xx/smartq_wm8987.c [deleted file]
sound/soc/s3c24xx/smdk2443_wm9710.c [deleted file]
sound/soc/s3c24xx/smdk_spdif.c [deleted file]
sound/soc/s3c24xx/smdk_wm8580.c [deleted file]
sound/soc/s3c24xx/smdk_wm9713.c [deleted file]
sound/soc/s3c24xx/spdif.c [deleted file]
sound/soc/s3c24xx/spdif.h [deleted file]
sound/soc/samsung/Kconfig [new file with mode: 0644]
sound/soc/samsung/Makefile [new file with mode: 0644]
sound/soc/samsung/ac97.c [new file with mode: 0644]
sound/soc/samsung/ac97.h [new file with mode: 0644]
sound/soc/samsung/dma.c [new file with mode: 0644]
sound/soc/samsung/dma.h [new file with mode: 0644]
sound/soc/samsung/goni_wm8994.c [new file with mode: 0644]
sound/soc/samsung/i2s.c [new file with mode: 0644]
sound/soc/samsung/i2s.h [new file with mode: 0644]
sound/soc/samsung/jive_wm8750.c [new file with mode: 0644]
sound/soc/samsung/lm4857.h [new file with mode: 0644]
sound/soc/samsung/ln2440sbc_alc650.c [new file with mode: 0644]
sound/soc/samsung/neo1973_gta02_wm8753.c [new file with mode: 0644]
sound/soc/samsung/neo1973_wm8753.c [new file with mode: 0644]
sound/soc/samsung/pcm.c [new file with mode: 0644]
sound/soc/samsung/pcm.h [new file with mode: 0644]
sound/soc/samsung/regs-i2s-v2.h [new file with mode: 0644]
sound/soc/samsung/rx1950_uda1380.c [new file with mode: 0644]
sound/soc/samsung/s3c-i2s-v2.c [new file with mode: 0644]
sound/soc/samsung/s3c-i2s-v2.h [new file with mode: 0644]
sound/soc/samsung/s3c2412-i2s.c [new file with mode: 0644]
sound/soc/samsung/s3c2412-i2s.h [new file with mode: 0644]
sound/soc/samsung/s3c24xx-i2s.c [new file with mode: 0644]
sound/soc/samsung/s3c24xx-i2s.h [new file with mode: 0644]
sound/soc/samsung/s3c24xx_simtec.c [new file with mode: 0644]
sound/soc/samsung/s3c24xx_simtec.h [new file with mode: 0644]
sound/soc/samsung/s3c24xx_simtec_hermes.c [new file with mode: 0644]
sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c [new file with mode: 0644]
sound/soc/samsung/s3c24xx_uda134x.c [new file with mode: 0644]
sound/soc/samsung/smartq_wm8987.c [new file with mode: 0644]
sound/soc/samsung/smdk2443_wm9710.c [new file with mode: 0644]
sound/soc/samsung/smdk_spdif.c [new file with mode: 0644]
sound/soc/samsung/smdk_wm8580.c [new file with mode: 0644]
sound/soc/samsung/smdk_wm9713.c [new file with mode: 0644]
sound/soc/samsung/spdif.c [new file with mode: 0644]
sound/soc/samsung/spdif.h [new file with mode: 0644]

index 4562c898a7ef77b05829d40bcabd6d6a831bd1c7..21a5465ceb654f40ae8f3c00c11af47be73b4466 100644 (file)
@@ -38,7 +38,7 @@ source "sound/soc/nuc900/Kconfig"
 source "sound/soc/omap/Kconfig"
 source "sound/soc/kirkwood/Kconfig"
 source "sound/soc/pxa/Kconfig"
-source "sound/soc/s3c24xx/Kconfig"
+source "sound/soc/samsung/Kconfig"
 source "sound/soc/s6000/Kconfig"
 source "sound/soc/sh/Kconfig"
 source "sound/soc/txx9/Kconfig"
index eb183443eee4f355744f86181d9b1ef065b003d2..ce913bf5213c0d58a14085ace1a1c315fcbc92a1 100644 (file)
@@ -14,7 +14,7 @@ obj-$(CONFIG_SND_SOC) += nuc900/
 obj-$(CONFIG_SND_SOC)  += omap/
 obj-$(CONFIG_SND_SOC)  += kirkwood/
 obj-$(CONFIG_SND_SOC)  += pxa/
-obj-$(CONFIG_SND_SOC)  += s3c24xx/
+obj-$(CONFIG_SND_SOC)  += samsung/
 obj-$(CONFIG_SND_SOC)  += s6000/
 obj-$(CONFIG_SND_SOC)  += sh/
 obj-$(CONFIG_SND_SOC)  += txx9/
diff --git a/sound/soc/s3c24xx/Kconfig b/sound/soc/s3c24xx/Kconfig
deleted file mode 100644 (file)
index eb45cf9..0000000
+++ /dev/null
@@ -1,155 +0,0 @@
-config ASOC_SAMSUNG
-       tristate "ASoC support for Samsung"
-       depends on ARCH_S3C2410 || ARCH_S3C64XX || ARCH_S5PC100 || ARCH_S5PV210
-       select S3C64XX_DMA if ARCH_S3C64XX
-       select S3C2410_DMA if ARCH_S3C2410
-       help
-         Say Y or M if you want to add support for codecs attached to
-         the Samsung SoCs' Audio interfaces. You will also need to
-         select the audio interfaces to support below.
-
-config SND_S3C24XX_I2S
-       tristate
-       select S3C2410_DMA
-
-config SND_S3C_I2SV2_SOC
-       tristate
-
-config SND_S3C2412_SOC_I2S
-       tristate
-       select SND_S3C_I2SV2_SOC
-       select S3C2410_DMA
-
-config SND_SAMSUNG_PCM
-       tristate
-
-config SND_SAMSUNG_AC97
-       tristate
-       select SND_SOC_AC97_BUS
-
-config SND_SAMSUNG_SPDIF
-       tristate
-       select SND_SOC_SPDIF
-
-config SND_SAMSUNG_I2S
-       tristate
-
-config ASOC_SAMSUNG_NEO1973_WM8753
-       tristate "SoC I2S Audio support for NEO1973 - WM8753"
-       depends on ASOC_SAMSUNG && MACH_NEO1973_GTA01
-       select SND_S3C24XX_I2S
-       select SND_SOC_WM8753
-       help
-         Say Y if you want to add support for SoC audio on smdk2440
-         with the WM8753.
-
-config ASOC_SAMSUNG_NEO1973_GTA02_WM8753
-       tristate "Audio support for the Openmoko Neo FreeRunner (GTA02)"
-       depends on ASOC_SAMSUNG && MACH_NEO1973_GTA02
-       select SND_S3C24XX_I2S
-       select SND_SOC_WM8753
-       help
-         This driver provides audio support for the Openmoko Neo FreeRunner
-         smartphone.
-         
-config ASOC_SAMSUNG_JIVE_WM8750
-       tristate "SoC I2S Audio support for Jive"
-       depends on ASOC_SAMSUNG && MACH_JIVE
-       select SND_SOC_WM8750
-       select SND_S3C2412_SOC_I2S
-       help
-         Sat Y if you want to add support for SoC audio on the Jive.
-
-config ASOC_SAMSUNG_SMDK_WM8580
-       tristate "SoC I2S Audio support for WM8580 on SMDK"
-       depends on ASOC_SAMSUNG && (MACH_SMDK6410 || MACH_SMDKC100)
-       select SND_SOC_WM8580
-       select SND_SAMSUNG_I2S
-       help
-         Say Y if you want to add support for SoC audio on the SMDKs.
-
-config ASOC_SAMSUNG_SMDK2443_WM9710
-       tristate "SoC AC97 Audio support for SMDK2443 - WM9710"
-       depends on ASOC_SAMSUNG && MACH_SMDK2443
-       select S3C2410_DMA
-       select AC97_BUS
-       select SND_SOC_AC97_CODEC
-       select SND_SAMSUNG_AC97
-       help
-         Say Y if you want to add support for SoC audio on smdk2443
-         with the WM9710.
-
-config ASOC_SAMSUNG_LN2440SBC_ALC650
-       tristate "SoC AC97 Audio support for LN2440SBC - ALC650"
-       depends on ASOC_SAMSUNG && ARCH_S3C2410
-       select S3C2410_DMA
-       select AC97_BUS
-       select SND_SOC_AC97_CODEC
-       select SND_SAMSUNG_AC97
-       help
-         Say Y if you want to add support for SoC audio on ln2440sbc
-         with the ALC650.
-
-config ASOC_SAMSUNG_S3C24XX_UDA134X
-       tristate "SoC I2S Audio support UDA134X wired to a S3C24XX"
-       depends on ASOC_SAMSUNG && ARCH_S3C2410
-       select SND_S3C24XX_I2S
-       select SND_SOC_L3
-       select SND_SOC_UDA134X
-
-config ASOC_SAMSUNG_SIMTEC
-       tristate
-       help
-         Internal node for common S3C24XX/Simtec suppor
-
-config ASOC_SAMSUNG_SIMTEC_TLV320AIC23
-       tristate "SoC I2S Audio support for TLV320AIC23 on Simtec boards"
-       depends on ASOC_SAMSUNG && ARCH_S3C2410
-       select SND_S3C24XX_I2S
-       select SND_SOC_TLV320AIC23
-       select ASOC_SAMSUNG_SIMTEC
-
-config ASOC_SAMSUNG_SIMTEC_HERMES
-       tristate "SoC I2S Audio support for Simtec Hermes board"
-       depends on ASOC_SAMSUNG && ARCH_S3C2410
-       select SND_S3C24XX_I2S
-       select SND_SOC_TLV320AIC3X
-       select ASOC_SAMSUNG_SIMTEC
-
-config ASOC_SAMSUNG_RX1950_UDA1380
-       tristate "Audio support for the HP iPAQ RX1950"
-       depends on ASOC_SAMSUNG && MACH_RX1950
-       select SND_S3C24XX_I2S
-       select SND_SOC_UDA1380
-       help
-         This driver provides audio support for HP iPAQ RX1950 PDA.
-
-config ASOC_SAMSUNG_SMDK_WM9713
-       tristate "SoC AC97 Audio support for SMDK with WM9713"
-       depends on ASOC_SAMSUNG && (MACH_SMDK6410 || MACH_SMDKC100 || MACH_SMDKV210 || MACH_SMDKC110)
-       select SND_SOC_WM9713
-       select SND_SAMSUNG_AC97
-       help
-         Sat Y if you want to add support for SoC audio on the SMDK.
-
-config ASOC_SMARTQ
-       tristate "SoC I2S Audio support for SmartQ board"
-       depends on ASOC_SAMSUNG && MACH_SMARTQ
-       select SND_SAMSUNG_I2S
-       select SND_SOC_WM8750
-
-config ASOC_GONI_AQUILA_WM8994
-       tristate "SoC I2S Audio support for AQUILA/GONI - WM8994"
-       depends on ASOC_SAMSUNG && (MACH_GONI || MACH_AQUILA)
-       select SND_SAMSUNG_I2S
-       select SND_SOC_WM8994
-       help
-         Say Y if you want to add support for SoC audio on goni or aquila
-         with the WM8994.
-
-config ASOC_SAMSUNG_SMDK_SPDIF
-       tristate "SoC S/PDIF Audio support for SMDK"
-       depends on ASOC_SAMSUNG && (MACH_SMDKC100 || MACH_SMDKC110 || MACH_SMDKV210)
-       select SND_SAMSUNG_SPDIF
-       help
-         Say Y if you want to add support for SoC S/PDIF audio on the SMDK.
diff --git a/sound/soc/s3c24xx/Makefile b/sound/soc/s3c24xx/Makefile
deleted file mode 100644 (file)
index 0d24f95..0000000
+++ /dev/null
@@ -1,51 +0,0 @@
-# S3c24XX Platform Support
-snd-soc-s3c24xx-objs := dma.o
-snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
-snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
-snd-soc-ac97-objs := ac97.o
-snd-soc-s3c-i2s-v2-objs := s3c-i2s-v2.o
-snd-soc-samsung-spdif-objs := spdif.o
-snd-soc-pcm-objs := pcm.o
-snd-soc-i2s-objs := i2s.o
-
-obj-$(CONFIG_ASOC_SAMSUNG) += snd-soc-s3c24xx.o
-obj-$(CONFIG_SND_S3C24XX_I2S) += snd-soc-s3c24xx-i2s.o
-obj-$(CONFIG_SND_SAMSUNG_AC97) += snd-soc-ac97.o
-obj-$(CONFIG_SND_S3C2412_SOC_I2S) += snd-soc-s3c2412-i2s.o
-obj-$(CONFIG_SND_S3C_I2SV2_SOC) += snd-soc-s3c-i2s-v2.o
-obj-$(CONFIG_SND_SAMSUNG_SPDIF) += snd-soc-samsung-spdif.o
-obj-$(CONFIG_SND_SAMSUNG_PCM) += snd-soc-pcm.o
-obj-$(CONFIG_SND_SAMSUNG_I2S) += snd-soc-i2s.o
-
-# S3C24XX Machine Support
-snd-soc-jive-wm8750-objs := jive_wm8750.o
-snd-soc-neo1973-wm8753-objs := neo1973_wm8753.o
-snd-soc-neo1973-gta02-wm8753-objs := neo1973_gta02_wm8753.o
-snd-soc-smdk2443-wm9710-objs := smdk2443_wm9710.o
-snd-soc-ln2440sbc-alc650-objs := ln2440sbc_alc650.o
-snd-soc-s3c24xx-uda134x-objs := s3c24xx_uda134x.o
-snd-soc-s3c24xx-simtec-objs := s3c24xx_simtec.o
-snd-soc-s3c24xx-simtec-hermes-objs := s3c24xx_simtec_hermes.o
-snd-soc-s3c24xx-simtec-tlv320aic23-objs := s3c24xx_simtec_tlv320aic23.o
-snd-soc-rx1950-uda1380-objs := rx1950_uda1380.o
-snd-soc-smdk-wm8580-objs := smdk_wm8580.o
-snd-soc-smdk-wm9713-objs := smdk_wm9713.o
-snd-soc-s3c64xx-smartq-wm8987-objs := smartq_wm8987.o
-snd-soc-goni-wm8994-objs := goni_wm8994.o
-snd-soc-smdk-spdif-objs := smdk_spdif.o
-
-obj-$(CONFIG_ASOC_SAMSUNG_JIVE_WM8750) += snd-soc-jive-wm8750.o
-obj-$(CONFIG_ASOC_SAMSUNG_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o
-obj-$(CONFIG_ASOC_SAMSUNG_NEO1973_GTA02_WM8753) += snd-soc-neo1973-gta02-wm8753.o
-obj-$(CONFIG_ASOC_SAMSUNG_SMDK2443_WM9710) += snd-soc-smdk2443-wm9710.o
-obj-$(CONFIG_ASOC_SAMSUNG_LN2440SBC_ALC650) += snd-soc-ln2440sbc-alc650.o
-obj-$(CONFIG_ASOC_SAMSUNG_S3C24XX_UDA134X) += snd-soc-s3c24xx-uda134x.o
-obj-$(CONFIG_ASOC_SAMSUNG_SIMTEC) += snd-soc-s3c24xx-simtec.o
-obj-$(CONFIG_ASOC_SAMSUNG_SIMTEC_HERMES) += snd-soc-s3c24xx-simtec-hermes.o
-obj-$(CONFIG_ASOC_SAMSUNG_SIMTEC_TLV320AIC23) += snd-soc-s3c24xx-simtec-tlv320aic23.o
-obj-$(CONFIG_ASOC_SAMSUNG_RX1950_UDA1380) += snd-soc-rx1950-uda1380.o
-obj-$(CONFIG_ASOC_SAMSUNG_SMDK_WM8580) += snd-soc-smdk-wm8580.o
-obj-$(CONFIG_ASOC_SAMSUNG_SMDK_WM9713) += snd-soc-smdk-wm9713.o
-obj-$(CONFIG_ASOC_SMARTQ) += snd-soc-s3c64xx-smartq-wm8987.o
-obj-$(CONFIG_ASOC_SAMSUNG_SMDK_SPDIF) += snd-soc-smdk-spdif.o
-obj-$(CONFIG_ASOC_GONI_AQUILA_WM8994) += snd-soc-goni-wm8994.o
diff --git a/sound/soc/s3c24xx/ac97.c b/sound/soc/s3c24xx/ac97.c
deleted file mode 100644 (file)
index 4f999d1..0000000
+++ /dev/null
@@ -1,520 +0,0 @@
-/* sound/soc/s3c24xx/ac97.c
- *
- * ALSA SoC Audio Layer - S3C AC97 Controller driver
- *     Evolved from s3c2443-ac97.c
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd
- *     Author: Jaswinder Singh <jassi.brar@samsung.com>
- *     Credits: Graeme Gregory, Sean Choi
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/io.h>
-#include <linux/delay.h>
-#include <linux/clk.h>
-
-#include <sound/soc.h>
-
-#include <plat/regs-ac97.h>
-#include <mach/dma.h>
-#include <plat/audio.h>
-
-#include "dma.h"
-#include "ac97.h"
-
-#define AC_CMD_ADDR(x) (x << 16)
-#define AC_CMD_DATA(x) (x & 0xffff)
-
-struct s3c_ac97_info {
-       struct clk         *ac97_clk;
-       void __iomem       *regs;
-       struct mutex       lock;
-       struct completion  done;
-};
-static struct s3c_ac97_info s3c_ac97;
-
-static struct s3c2410_dma_client s3c_dma_client_out = {
-       .name = "AC97 PCMOut"
-};
-
-static struct s3c2410_dma_client s3c_dma_client_in = {
-       .name = "AC97 PCMIn"
-};
-
-static struct s3c2410_dma_client s3c_dma_client_micin = {
-       .name = "AC97 MicIn"
-};
-
-static struct s3c_dma_params s3c_ac97_pcm_out = {
-       .client         = &s3c_dma_client_out,
-       .dma_size       = 4,
-};
-
-static struct s3c_dma_params s3c_ac97_pcm_in = {
-       .client         = &s3c_dma_client_in,
-       .dma_size       = 4,
-};
-
-static struct s3c_dma_params s3c_ac97_mic_in = {
-       .client         = &s3c_dma_client_micin,
-       .dma_size       = 4,
-};
-
-static void s3c_ac97_activate(struct snd_ac97 *ac97)
-{
-       u32 ac_glbctrl, stat;
-
-       stat = readl(s3c_ac97.regs + S3C_AC97_GLBSTAT) & 0x7;
-       if (stat == S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE)
-               return; /* Return if already active */
-
-       INIT_COMPLETION(s3c_ac97.done);
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       ac_glbctrl = S3C_AC97_GLBCTRL_ACLINKON;
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       msleep(1);
-
-       ac_glbctrl |= S3C_AC97_GLBCTRL_TRANSFERDATAENABLE;
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       msleep(1);
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-       if (!wait_for_completion_timeout(&s3c_ac97.done, HZ))
-               pr_err("AC97: Unable to activate!");
-}
-
-static unsigned short s3c_ac97_read(struct snd_ac97 *ac97,
-       unsigned short reg)
-{
-       u32 ac_glbctrl, ac_codec_cmd;
-       u32 stat, addr, data;
-
-       mutex_lock(&s3c_ac97.lock);
-
-       s3c_ac97_activate(ac97);
-
-       INIT_COMPLETION(s3c_ac97.done);
-
-       ac_codec_cmd = readl(s3c_ac97.regs + S3C_AC97_CODEC_CMD);
-       ac_codec_cmd = S3C_AC97_CODEC_CMD_READ | AC_CMD_ADDR(reg);
-       writel(ac_codec_cmd, s3c_ac97.regs + S3C_AC97_CODEC_CMD);
-
-       udelay(50);
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-       if (!wait_for_completion_timeout(&s3c_ac97.done, HZ))
-               pr_err("AC97: Unable to read!");
-
-       stat = readl(s3c_ac97.regs + S3C_AC97_STAT);
-       addr = (stat >> 16) & 0x7f;
-       data = (stat & 0xffff);
-
-       if (addr != reg)
-               pr_err("ac97: req addr = %02x, rep addr = %02x\n",
-                       reg, addr);
-
-       mutex_unlock(&s3c_ac97.lock);
-
-       return (unsigned short)data;
-}
-
-static void s3c_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
-       unsigned short val)
-{
-       u32 ac_glbctrl, ac_codec_cmd;
-
-       mutex_lock(&s3c_ac97.lock);
-
-       s3c_ac97_activate(ac97);
-
-       INIT_COMPLETION(s3c_ac97.done);
-
-       ac_codec_cmd = readl(s3c_ac97.regs + S3C_AC97_CODEC_CMD);
-       ac_codec_cmd = AC_CMD_ADDR(reg) | AC_CMD_DATA(val);
-       writel(ac_codec_cmd, s3c_ac97.regs + S3C_AC97_CODEC_CMD);
-
-       udelay(50);
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-       if (!wait_for_completion_timeout(&s3c_ac97.done, HZ))
-               pr_err("AC97: Unable to write!");
-
-       ac_codec_cmd = readl(s3c_ac97.regs + S3C_AC97_CODEC_CMD);
-       ac_codec_cmd |= S3C_AC97_CODEC_CMD_READ;
-       writel(ac_codec_cmd, s3c_ac97.regs + S3C_AC97_CODEC_CMD);
-
-       mutex_unlock(&s3c_ac97.lock);
-}
-
-static void s3c_ac97_cold_reset(struct snd_ac97 *ac97)
-{
-       pr_debug("AC97: Cold reset\n");
-       writel(S3C_AC97_GLBCTRL_COLDRESET,
-                       s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       msleep(1);
-
-       writel(0, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       msleep(1);
-}
-
-static void s3c_ac97_warm_reset(struct snd_ac97 *ac97)
-{
-       u32 stat;
-
-       stat = readl(s3c_ac97.regs + S3C_AC97_GLBSTAT) & 0x7;
-       if (stat == S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE)
-               return; /* Return if already active */
-
-       pr_debug("AC97: Warm reset\n");
-
-       writel(S3C_AC97_GLBCTRL_WARMRESET, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       msleep(1);
-
-       writel(0, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       msleep(1);
-
-       s3c_ac97_activate(ac97);
-}
-
-static irqreturn_t s3c_ac97_irq(int irq, void *dev_id)
-{
-       u32 ac_glbctrl, ac_glbstat;
-
-       ac_glbstat = readl(s3c_ac97.regs + S3C_AC97_GLBSTAT);
-
-       if (ac_glbstat & S3C_AC97_GLBSTAT_CODECREADY) {
-
-               ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-               ac_glbctrl &= ~S3C_AC97_GLBCTRL_CODECREADYIE;
-               writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-               complete(&s3c_ac97.done);
-       }
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       ac_glbctrl |= (1<<30); /* Clear interrupt */
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-       return IRQ_HANDLED;
-}
-
-struct snd_ac97_bus_ops soc_ac97_ops = {
-       .read       = s3c_ac97_read,
-       .write      = s3c_ac97_write,
-       .warm_reset = s3c_ac97_warm_reset,
-       .reset      = s3c_ac97_cold_reset,
-};
-EXPORT_SYMBOL_GPL(soc_ac97_ops);
-
-static int s3c_ac97_hw_params(struct snd_pcm_substream *substream,
-                                 struct snd_pcm_hw_params *params,
-                                 struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       struct s3c_dma_params *dma_data;
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               dma_data = &s3c_ac97_pcm_out;
-       else
-               dma_data = &s3c_ac97_pcm_in;
-
-       snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
-
-       return 0;
-}
-
-static int s3c_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
-                               struct snd_soc_dai *dai)
-{
-       u32 ac_glbctrl;
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s3c_dma_params *dma_data =
-               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-               ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMINTM_MASK;
-       else
-               ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMOUTTM_MASK;
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-                       ac_glbctrl |= S3C_AC97_GLBCTRL_PCMINTM_DMA;
-               else
-                       ac_glbctrl |= S3C_AC97_GLBCTRL_PCMOUTTM_DMA;
-               break;
-
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               break;
-       }
-
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-       s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
-
-       return 0;
-}
-
-static int s3c_ac97_hw_mic_params(struct snd_pcm_substream *substream,
-                                     struct snd_pcm_hw_params *params,
-                                     struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               return -ENODEV;
-       else
-               snd_soc_dai_set_dma_data(cpu_dai, substream, &s3c_ac97_mic_in);
-
-       return 0;
-}
-
-static int s3c_ac97_mic_trigger(struct snd_pcm_substream *substream,
-                                   int cmd, struct snd_soc_dai *dai)
-{
-       u32 ac_glbctrl;
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s3c_dma_params *dma_data =
-               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
-       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
-       ac_glbctrl &= ~S3C_AC97_GLBCTRL_MICINTM_MASK;
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               ac_glbctrl |= S3C_AC97_GLBCTRL_MICINTM_DMA;
-               break;
-
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               break;
-       }
-
-       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
-
-       s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
-
-       return 0;
-}
-
-static struct snd_soc_dai_ops s3c_ac97_dai_ops = {
-       .hw_params      = s3c_ac97_hw_params,
-       .trigger        = s3c_ac97_trigger,
-};
-
-static struct snd_soc_dai_ops s3c_ac97_mic_dai_ops = {
-       .hw_params      = s3c_ac97_hw_mic_params,
-       .trigger        = s3c_ac97_mic_trigger,
-};
-
-static struct snd_soc_dai_driver s3c_ac97_dai[] = {
-       [S3C_AC97_DAI_PCM] = {
-               .name = "samsung-ac97",
-               .ac97_control = 1,
-               .playback = {
-                       .stream_name = "AC97 Playback",
-                       .channels_min = 2,
-                       .channels_max = 2,
-                       .rates = SNDRV_PCM_RATE_8000_48000,
-                       .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-               .capture = {
-                       .stream_name = "AC97 Capture",
-                       .channels_min = 2,
-                       .channels_max = 2,
-                       .rates = SNDRV_PCM_RATE_8000_48000,
-                       .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-               .ops = &s3c_ac97_dai_ops,
-       },
-       [S3C_AC97_DAI_MIC] = {
-               .name = "samsung-ac97-mic",
-               .ac97_control = 1,
-               .capture = {
-                       .stream_name = "AC97 Mic Capture",
-                       .channels_min = 1,
-                       .channels_max = 1,
-                       .rates = SNDRV_PCM_RATE_8000_48000,
-                       .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-               .ops = &s3c_ac97_mic_dai_ops,
-       },
-};
-
-static __devinit int s3c_ac97_probe(struct platform_device *pdev)
-{
-       struct resource *mem_res, *dmatx_res, *dmarx_res, *dmamic_res, *irq_res;
-       struct s3c_audio_pdata *ac97_pdata;
-       int ret;
-
-       ac97_pdata = pdev->dev.platform_data;
-       if (!ac97_pdata || !ac97_pdata->cfg_gpio) {
-               dev_err(&pdev->dev, "cfg_gpio callback not provided!\n");
-               return -EINVAL;
-       }
-
-       /* Check for availability of necessary resource */
-       dmatx_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
-       if (!dmatx_res) {
-               dev_err(&pdev->dev, "Unable to get AC97-TX dma resource\n");
-               return -ENXIO;
-       }
-
-       dmarx_res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
-       if (!dmarx_res) {
-               dev_err(&pdev->dev, "Unable to get AC97-RX dma resource\n");
-               return -ENXIO;
-       }
-
-       dmamic_res = platform_get_resource(pdev, IORESOURCE_DMA, 2);
-       if (!dmamic_res) {
-               dev_err(&pdev->dev, "Unable to get AC97-MIC dma resource\n");
-               return -ENXIO;
-       }
-
-       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!mem_res) {
-               dev_err(&pdev->dev, "Unable to get register resource\n");
-               return -ENXIO;
-       }
-
-       irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-       if (!irq_res) {
-               dev_err(&pdev->dev, "AC97 IRQ not provided!\n");
-               return -ENXIO;
-       }
-
-       if (!request_mem_region(mem_res->start,
-                               resource_size(mem_res), "ac97")) {
-               dev_err(&pdev->dev, "Unable to request register region\n");
-               return -EBUSY;
-       }
-
-       s3c_ac97_pcm_out.channel = dmatx_res->start;
-       s3c_ac97_pcm_out.dma_addr = mem_res->start + S3C_AC97_PCM_DATA;
-       s3c_ac97_pcm_in.channel = dmarx_res->start;
-       s3c_ac97_pcm_in.dma_addr = mem_res->start + S3C_AC97_PCM_DATA;
-       s3c_ac97_mic_in.channel = dmamic_res->start;
-       s3c_ac97_mic_in.dma_addr = mem_res->start + S3C_AC97_MIC_DATA;
-
-       init_completion(&s3c_ac97.done);
-       mutex_init(&s3c_ac97.lock);
-
-       s3c_ac97.regs = ioremap(mem_res->start, resource_size(mem_res));
-       if (s3c_ac97.regs == NULL) {
-               dev_err(&pdev->dev, "Unable to ioremap register region\n");
-               ret = -ENXIO;
-               goto err1;
-       }
-
-       s3c_ac97.ac97_clk = clk_get(&pdev->dev, "ac97");
-       if (IS_ERR(s3c_ac97.ac97_clk)) {
-               dev_err(&pdev->dev, "ac97 failed to get ac97_clock\n");
-               ret = -ENODEV;
-               goto err2;
-       }
-       clk_enable(s3c_ac97.ac97_clk);
-
-       if (ac97_pdata->cfg_gpio(pdev)) {
-               dev_err(&pdev->dev, "Unable to configure gpio\n");
-               ret = -EINVAL;
-               goto err3;
-       }
-
-       ret = request_irq(irq_res->start, s3c_ac97_irq,
-                                       IRQF_DISABLED, "AC97", NULL);
-       if (ret < 0) {
-               dev_err(&pdev->dev, "ac97: interrupt request failed.\n");
-               goto err4;
-       }
-
-       ret = snd_soc_register_dais(&pdev->dev, s3c_ac97_dai,
-                       ARRAY_SIZE(s3c_ac97_dai));
-       if (ret)
-               goto err5;
-
-       return 0;
-
-err5:
-       free_irq(irq_res->start, NULL);
-err4:
-err3:
-       clk_disable(s3c_ac97.ac97_clk);
-       clk_put(s3c_ac97.ac97_clk);
-err2:
-       iounmap(s3c_ac97.regs);
-err1:
-       release_mem_region(mem_res->start, resource_size(mem_res));
-
-       return ret;
-}
-
-static __devexit int s3c_ac97_remove(struct platform_device *pdev)
-{
-       struct resource *mem_res, *irq_res;
-
-       snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(s3c_ac97_dai));
-
-       irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-       if (irq_res)
-               free_irq(irq_res->start, NULL);
-
-       clk_disable(s3c_ac97.ac97_clk);
-       clk_put(s3c_ac97.ac97_clk);
-
-       iounmap(s3c_ac97.regs);
-
-       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (mem_res)
-               release_mem_region(mem_res->start, resource_size(mem_res));
-
-       return 0;
-}
-
-static struct platform_driver s3c_ac97_driver = {
-       .probe  = s3c_ac97_probe,
-       .remove = s3c_ac97_remove,
-       .driver = {
-               .name = "samsung-ac97",
-               .owner = THIS_MODULE,
-       },
-};
-
-static int __init s3c_ac97_init(void)
-{
-       return platform_driver_register(&s3c_ac97_driver);
-}
-module_init(s3c_ac97_init);
-
-static void __exit s3c_ac97_exit(void)
-{
-       platform_driver_unregister(&s3c_ac97_driver);
-}
-module_exit(s3c_ac97_exit);
-
-MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");
-MODULE_DESCRIPTION("AC97 driver for the Samsung SoC");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:samsung-ac97");
diff --git a/sound/soc/s3c24xx/ac97.h b/sound/soc/s3c24xx/ac97.h
deleted file mode 100644 (file)
index a8f01b7..0000000
+++ /dev/null
@@ -1,21 +0,0 @@
-/* sound/soc/s3c24xx/ac97.h
- *
- * ALSA SoC Audio Layer - S3C AC97 Controller driver
- *     Evolved from s3c2443-ac97.h
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd
- *     Author: Jaswinder Singh <jassi.brar@samsung.com>
- *     Credits: Graeme Gregory, Sean Choi
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __S3C_AC97_H_
-#define __S3C_AC97_H_
-
-#define S3C_AC97_DAI_PCM 0
-#define S3C_AC97_DAI_MIC 1
-
-#endif /* __S3C_AC97_H_ */
diff --git a/sound/soc/s3c24xx/dma.c b/sound/soc/s3c24xx/dma.c
deleted file mode 100644 (file)
index 2124019..0000000
+++ /dev/null
@@ -1,502 +0,0 @@
-/*
- * dma.c  --  ALSA Soc Audio Layer
- *
- * (c) 2006 Wolfson Microelectronics PLC.
- * Graeme Gregory graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- * Copyright 2004-2005 Simtec Electronics
- *     http://armlinux.simtec.co.uk/
- *     Ben Dooks <ben@simtec.co.uk>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/io.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-#include <linux/dma-mapping.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <asm/dma.h>
-#include <mach/hardware.h>
-#include <mach/dma.h>
-
-#include "dma.h"
-
-static const struct snd_pcm_hardware dma_hardware = {
-       .info                   = SNDRV_PCM_INFO_INTERLEAVED |
-                                   SNDRV_PCM_INFO_BLOCK_TRANSFER |
-                                   SNDRV_PCM_INFO_MMAP |
-                                   SNDRV_PCM_INFO_MMAP_VALID |
-                                   SNDRV_PCM_INFO_PAUSE |
-                                   SNDRV_PCM_INFO_RESUME,
-       .formats                = SNDRV_PCM_FMTBIT_S16_LE |
-                                   SNDRV_PCM_FMTBIT_U16_LE |
-                                   SNDRV_PCM_FMTBIT_U8 |
-                                   SNDRV_PCM_FMTBIT_S8,
-       .channels_min           = 2,
-       .channels_max           = 2,
-       .buffer_bytes_max       = 128*1024,
-       .period_bytes_min       = PAGE_SIZE,
-       .period_bytes_max       = PAGE_SIZE*2,
-       .periods_min            = 2,
-       .periods_max            = 128,
-       .fifo_size              = 32,
-};
-
-struct runtime_data {
-       spinlock_t lock;
-       int state;
-       unsigned int dma_loaded;
-       unsigned int dma_limit;
-       unsigned int dma_period;
-       dma_addr_t dma_start;
-       dma_addr_t dma_pos;
-       dma_addr_t dma_end;
-       struct s3c_dma_params *params;
-};
-
-/* dma_enqueue
- *
- * place a dma buffer onto the queue for the dma system
- * to handle.
-*/
-static void dma_enqueue(struct snd_pcm_substream *substream)
-{
-       struct runtime_data *prtd = substream->runtime->private_data;
-       dma_addr_t pos = prtd->dma_pos;
-       unsigned int limit;
-       int ret;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (s3c_dma_has_circular())
-               limit = (prtd->dma_end - prtd->dma_start) / prtd->dma_period;
-       else
-               limit = prtd->dma_limit;
-
-       pr_debug("%s: loaded %d, limit %d\n",
-                               __func__, prtd->dma_loaded, limit);
-
-       while (prtd->dma_loaded < limit) {
-               unsigned long len = prtd->dma_period;
-
-               pr_debug("dma_loaded: %d\n", prtd->dma_loaded);
-
-               if ((pos + len) > prtd->dma_end) {
-                       len  = prtd->dma_end - pos;
-                       pr_debug("%s: corrected dma len %ld\n", __func__, len);
-               }
-
-               ret = s3c2410_dma_enqueue(prtd->params->channel,
-                       substream, pos, len);
-
-               if (ret == 0) {
-                       prtd->dma_loaded++;
-                       pos += prtd->dma_period;
-                       if (pos >= prtd->dma_end)
-                               pos = prtd->dma_start;
-               } else
-                       break;
-       }
-
-       prtd->dma_pos = pos;
-}
-
-static void audio_buffdone(struct s3c2410_dma_chan *channel,
-                               void *dev_id, int size,
-                               enum s3c2410_dma_buffresult result)
-{
-       struct snd_pcm_substream *substream = dev_id;
-       struct runtime_data *prtd;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (result == S3C2410_RES_ABORT || result == S3C2410_RES_ERR)
-               return;
-
-       prtd = substream->runtime->private_data;
-
-       if (substream)
-               snd_pcm_period_elapsed(substream);
-
-       spin_lock(&prtd->lock);
-       if (prtd->state & ST_RUNNING && !s3c_dma_has_circular()) {
-               prtd->dma_loaded--;
-               dma_enqueue(substream);
-       }
-
-       spin_unlock(&prtd->lock);
-}
-
-static int dma_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct runtime_data *prtd = runtime->private_data;
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       unsigned long totbytes = params_buffer_bytes(params);
-       struct s3c_dma_params *dma =
-               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-       int ret = 0;
-
-
-       pr_debug("Entered %s\n", __func__);
-
-       /* return if this is a bufferless transfer e.g.
-        * codec <--> BT codec or GSM modem -- lg FIXME */
-       if (!dma)
-               return 0;
-
-       /* this may get called several times by oss emulation
-        * with different params -HW */
-       if (prtd->params == NULL) {
-               /* prepare DMA */
-               prtd->params = dma;
-
-               pr_debug("params %p, client %p, channel %d\n", prtd->params,
-                       prtd->params->client, prtd->params->channel);
-
-               ret = s3c2410_dma_request(prtd->params->channel,
-                                         prtd->params->client, NULL);
-
-               if (ret < 0) {
-                       printk(KERN_ERR "failed to get dma channel\n");
-                       return ret;
-               }
-
-               /* use the circular buffering if we have it available. */
-               if (s3c_dma_has_circular())
-                       s3c2410_dma_setflags(prtd->params->channel,
-                                            S3C2410_DMAF_CIRCULAR);
-       }
-
-       s3c2410_dma_set_buffdone_fn(prtd->params->channel,
-                                   audio_buffdone);
-
-       snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
-
-       runtime->dma_bytes = totbytes;
-
-       spin_lock_irq(&prtd->lock);
-       prtd->dma_loaded = 0;
-       prtd->dma_limit = runtime->hw.periods_min;
-       prtd->dma_period = params_period_bytes(params);
-       prtd->dma_start = runtime->dma_addr;
-       prtd->dma_pos = prtd->dma_start;
-       prtd->dma_end = prtd->dma_start + totbytes;
-       spin_unlock_irq(&prtd->lock);
-
-       return 0;
-}
-
-static int dma_hw_free(struct snd_pcm_substream *substream)
-{
-       struct runtime_data *prtd = substream->runtime->private_data;
-
-       pr_debug("Entered %s\n", __func__);
-
-       /* TODO - do we need to ensure DMA flushed */
-       snd_pcm_set_runtime_buffer(substream, NULL);
-
-       if (prtd->params) {
-               s3c2410_dma_free(prtd->params->channel, prtd->params->client);
-               prtd->params = NULL;
-       }
-
-       return 0;
-}
-
-static int dma_prepare(struct snd_pcm_substream *substream)
-{
-       struct runtime_data *prtd = substream->runtime->private_data;
-       int ret = 0;
-
-       pr_debug("Entered %s\n", __func__);
-
-       /* return if this is a bufferless transfer e.g.
-        * codec <--> BT codec or GSM modem -- lg FIXME */
-       if (!prtd->params)
-               return 0;
-
-       /* channel needs configuring for mem=>device, increment memory addr,
-        * sync to pclk, half-word transfers to the IIS-FIFO. */
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-               s3c2410_dma_devconfig(prtd->params->channel,
-                                     S3C2410_DMASRC_MEM,
-                                     prtd->params->dma_addr);
-       } else {
-               s3c2410_dma_devconfig(prtd->params->channel,
-                                     S3C2410_DMASRC_HW,
-                                     prtd->params->dma_addr);
-       }
-
-       s3c2410_dma_config(prtd->params->channel,
-                          prtd->params->dma_size);
-
-       /* flush the DMA channel */
-       s3c2410_dma_ctrl(prtd->params->channel, S3C2410_DMAOP_FLUSH);
-       prtd->dma_loaded = 0;
-       prtd->dma_pos = prtd->dma_start;
-
-       /* enqueue dma buffers */
-       dma_enqueue(substream);
-
-       return ret;
-}
-
-static int dma_trigger(struct snd_pcm_substream *substream, int cmd)
-{
-       struct runtime_data *prtd = substream->runtime->private_data;
-       int ret = 0;
-
-       pr_debug("Entered %s\n", __func__);
-
-       spin_lock(&prtd->lock);
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               prtd->state |= ST_RUNNING;
-               s3c2410_dma_ctrl(prtd->params->channel, S3C2410_DMAOP_START);
-               break;
-
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               prtd->state &= ~ST_RUNNING;
-               s3c2410_dma_ctrl(prtd->params->channel, S3C2410_DMAOP_STOP);
-               break;
-
-       default:
-               ret = -EINVAL;
-               break;
-       }
-
-       spin_unlock(&prtd->lock);
-
-       return ret;
-}
-
-static snd_pcm_uframes_t
-dma_pointer(struct snd_pcm_substream *substream)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct runtime_data *prtd = runtime->private_data;
-       unsigned long res;
-       dma_addr_t src, dst;
-
-       pr_debug("Entered %s\n", __func__);
-
-       spin_lock(&prtd->lock);
-       s3c2410_dma_getposition(prtd->params->channel, &src, &dst);
-
-       if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-               res = dst - prtd->dma_start;
-       else
-               res = src - prtd->dma_start;
-
-       spin_unlock(&prtd->lock);
-
-       pr_debug("Pointer %x %x\n", src, dst);
-
-       /* we seem to be getting the odd error from the pcm library due
-        * to out-of-bounds pointers. this is maybe due to the dma engine
-        * not having loaded the new values for the channel before being
-        * callled... (todo - fix )
-        */
-
-       if (res >= snd_pcm_lib_buffer_bytes(substream)) {
-               if (res == snd_pcm_lib_buffer_bytes(substream))
-                       res = 0;
-       }
-
-       return bytes_to_frames(substream->runtime, res);
-}
-
-static int dma_open(struct snd_pcm_substream *substream)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct runtime_data *prtd;
-
-       pr_debug("Entered %s\n", __func__);
-
-       snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
-       snd_soc_set_runtime_hwparams(substream, &dma_hardware);
-
-       prtd = kzalloc(sizeof(struct runtime_data), GFP_KERNEL);
-       if (prtd == NULL)
-               return -ENOMEM;
-
-       spin_lock_init(&prtd->lock);
-
-       runtime->private_data = prtd;
-       return 0;
-}
-
-static int dma_close(struct snd_pcm_substream *substream)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct runtime_data *prtd = runtime->private_data;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (!prtd)
-               pr_debug("dma_close called with prtd == NULL\n");
-
-       kfree(prtd);
-
-       return 0;
-}
-
-static int dma_mmap(struct snd_pcm_substream *substream,
-       struct vm_area_struct *vma)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-
-       pr_debug("Entered %s\n", __func__);
-
-       return dma_mmap_writecombine(substream->pcm->card->dev, vma,
-                                    runtime->dma_area,
-                                    runtime->dma_addr,
-                                    runtime->dma_bytes);
-}
-
-static struct snd_pcm_ops dma_ops = {
-       .open           = dma_open,
-       .close          = dma_close,
-       .ioctl          = snd_pcm_lib_ioctl,
-       .hw_params      = dma_hw_params,
-       .hw_free        = dma_hw_free,
-       .prepare        = dma_prepare,
-       .trigger        = dma_trigger,
-       .pointer        = dma_pointer,
-       .mmap           = dma_mmap,
-};
-
-static int preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
-{
-       struct snd_pcm_substream *substream = pcm->streams[stream].substream;
-       struct snd_dma_buffer *buf = &substream->dma_buffer;
-       size_t size = dma_hardware.buffer_bytes_max;
-
-       pr_debug("Entered %s\n", __func__);
-
-       buf->dev.type = SNDRV_DMA_TYPE_DEV;
-       buf->dev.dev = pcm->card->dev;
-       buf->private_data = NULL;
-       buf->area = dma_alloc_writecombine(pcm->card->dev, size,
-                                          &buf->addr, GFP_KERNEL);
-       if (!buf->area)
-               return -ENOMEM;
-       buf->bytes = size;
-       return 0;
-}
-
-static void dma_free_dma_buffers(struct snd_pcm *pcm)
-{
-       struct snd_pcm_substream *substream;
-       struct snd_dma_buffer *buf;
-       int stream;
-
-       pr_debug("Entered %s\n", __func__);
-
-       for (stream = 0; stream < 2; stream++) {
-               substream = pcm->streams[stream].substream;
-               if (!substream)
-                       continue;
-
-               buf = &substream->dma_buffer;
-               if (!buf->area)
-                       continue;
-
-               dma_free_writecombine(pcm->card->dev, buf->bytes,
-                                     buf->area, buf->addr);
-               buf->area = NULL;
-       }
-}
-
-static u64 dma_mask = DMA_BIT_MASK(32);
-
-static int dma_new(struct snd_card *card,
-       struct snd_soc_dai *dai, struct snd_pcm *pcm)
-{
-       int ret = 0;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (!card->dev->dma_mask)
-               card->dev->dma_mask = &dma_mask;
-       if (!card->dev->coherent_dma_mask)
-               card->dev->coherent_dma_mask = 0xffffffff;
-
-       if (dai->driver->playback.channels_min) {
-               ret = preallocate_dma_buffer(pcm,
-                       SNDRV_PCM_STREAM_PLAYBACK);
-               if (ret)
-                       goto out;
-       }
-
-       if (dai->driver->capture.channels_min) {
-               ret = preallocate_dma_buffer(pcm,
-                       SNDRV_PCM_STREAM_CAPTURE);
-               if (ret)
-                       goto out;
-       }
-out:
-       return ret;
-}
-
-static struct snd_soc_platform_driver samsung_asoc_platform = {
-       .ops            = &dma_ops,
-       .pcm_new        = dma_new,
-       .pcm_free       = dma_free_dma_buffers,
-};
-
-static int __devinit samsung_asoc_platform_probe(struct platform_device *pdev)
-{
-       return snd_soc_register_platform(&pdev->dev, &samsung_asoc_platform);
-}
-
-static int __devexit samsung_asoc_platform_remove(struct platform_device *pdev)
-{
-       snd_soc_unregister_platform(&pdev->dev);
-       return 0;
-}
-
-static struct platform_driver asoc_dma_driver = {
-       .driver = {
-               .name = "samsung-audio",
-               .owner = THIS_MODULE,
-       },
-
-       .probe = samsung_asoc_platform_probe,
-       .remove = __devexit_p(samsung_asoc_platform_remove),
-};
-
-static int __init samsung_asoc_init(void)
-{
-       return platform_driver_register(&asoc_dma_driver);
-}
-module_init(samsung_asoc_init);
-
-static void __exit samsung_asoc_exit(void)
-{
-       platform_driver_unregister(&asoc_dma_driver);
-}
-module_exit(samsung_asoc_exit);
-
-MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("Samsung ASoC DMA Driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:samsung-audio");
diff --git a/sound/soc/s3c24xx/dma.h b/sound/soc/s3c24xx/dma.h
deleted file mode 100644 (file)
index f8cd2b4..0000000
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- *  dma.h --
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- *  ALSA PCM interface for the Samsung S3C24xx CPU
- */
-
-#ifndef _S3C_AUDIO_H
-#define _S3C_AUDIO_H
-
-#define ST_RUNNING             (1<<0)
-#define ST_OPENED              (1<<1)
-
-struct s3c_dma_params {
-       struct s3c2410_dma_client *client;      /* stream identifier */
-       int channel;                            /* Channel ID */
-       dma_addr_t dma_addr;
-       int dma_size;                   /* Size of the DMA transfer */
-};
-
-#define S3C24XX_DAI_I2S                        0
-
-/* platform data */
-extern struct snd_ac97_bus_ops s3c24xx_ac97_ops;
-
-#endif
diff --git a/sound/soc/s3c24xx/goni_wm8994.c b/sound/soc/s3c24xx/goni_wm8994.c
deleted file mode 100644 (file)
index dcfac54..0000000
+++ /dev/null
@@ -1,309 +0,0 @@
-/*
- * goni_wm8994.c
- *
- * Copyright (C) 2010 Samsung Electronics Co.Ltd
- * Author: Chanwoo Choi <cw00.choi@samsung.com>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/io.h>
-#include <linux/platform_device.h>
-#include <sound/soc.h>
-#include <sound/jack.h>
-#include <asm/mach-types.h>
-#include <mach/gpio.h>
-#include <mach/regs-clock.h>
-
-#include <linux/mfd/wm8994/core.h>
-#include <linux/mfd/wm8994/registers.h>
-#include "../codecs/wm8994.h"
-#include "dma.h"
-#include "i2s.h"
-
-#define MACHINE_NAME   0
-#define CPU_VOICE_DAI  1
-
-static const char *aquila_str[] = {
-       [MACHINE_NAME] = "aquila",
-       [CPU_VOICE_DAI] = "aquila-voice-dai",
-};
-
-static struct snd_soc_card goni;
-static struct platform_device *goni_snd_device;
-
-/* 3.5 pie jack */
-static struct snd_soc_jack jack;
-
-/* 3.5 pie jack detection DAPM pins */
-static struct snd_soc_jack_pin jack_pins[] = {
-       {
-               .pin = "Headset Mic",
-               .mask = SND_JACK_MICROPHONE,
-       }, {
-               .pin = "Headset Stereophone",
-               .mask = SND_JACK_HEADPHONE | SND_JACK_MECHANICAL |
-                       SND_JACK_AVOUT,
-       },
-};
-
-/* 3.5 pie jack detection gpios */
-static struct snd_soc_jack_gpio jack_gpios[] = {
-       {
-               .gpio = S5PV210_GPH0(6),
-               .name = "DET_3.5",
-               .report = SND_JACK_HEADSET | SND_JACK_MECHANICAL |
-                       SND_JACK_AVOUT,
-               .debounce_time = 200,
-       },
-};
-
-static const struct snd_soc_dapm_widget goni_dapm_widgets[] = {
-       SND_SOC_DAPM_SPK("Ext Left Spk", NULL),
-       SND_SOC_DAPM_SPK("Ext Right Spk", NULL),
-       SND_SOC_DAPM_SPK("Ext Rcv", NULL),
-       SND_SOC_DAPM_HP("Headset Stereophone", NULL),
-       SND_SOC_DAPM_MIC("Headset Mic", NULL),
-       SND_SOC_DAPM_MIC("Main Mic", NULL),
-       SND_SOC_DAPM_MIC("2nd Mic", NULL),
-       SND_SOC_DAPM_LINE("Radio In", NULL),
-};
-
-static const struct snd_soc_dapm_route goni_dapm_routes[] = {
-       {"Ext Left Spk", NULL, "SPKOUTLP"},
-       {"Ext Left Spk", NULL, "SPKOUTLN"},
-
-       {"Ext Right Spk", NULL, "SPKOUTRP"},
-       {"Ext Right Spk", NULL, "SPKOUTRN"},
-
-       {"Ext Rcv", NULL, "HPOUT2N"},
-       {"Ext Rcv", NULL, "HPOUT2P"},
-
-       {"Headset Stereophone", NULL, "HPOUT1L"},
-       {"Headset Stereophone", NULL, "HPOUT1R"},
-
-       {"IN1RN", NULL, "Headset Mic"},
-       {"IN1RP", NULL, "Headset Mic"},
-
-       {"IN1RN", NULL, "2nd Mic"},
-       {"IN1RP", NULL, "2nd Mic"},
-
-       {"IN1LN", NULL, "Main Mic"},
-       {"IN1LP", NULL, "Main Mic"},
-
-       {"IN2LN", NULL, "Radio In"},
-       {"IN2RN", NULL, "Radio In"},
-};
-
-static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-       int ret;
-
-       /* add goni specific widgets */
-       snd_soc_dapm_new_controls(dapm, goni_dapm_widgets,
-                       ARRAY_SIZE(goni_dapm_widgets));
-
-       /* set up goni specific audio routes */
-       snd_soc_dapm_add_routes(dapm, goni_dapm_routes,
-                       ARRAY_SIZE(goni_dapm_routes));
-
-       /* set endpoints to not connected */
-       snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN");
-       snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP");
-       snd_soc_dapm_nc_pin(dapm, "LINEOUT1N");
-       snd_soc_dapm_nc_pin(dapm, "LINEOUT1P");
-       snd_soc_dapm_nc_pin(dapm, "LINEOUT2N");
-       snd_soc_dapm_nc_pin(dapm, "LINEOUT2P");
-
-       if (machine_is_aquila()) {
-               snd_soc_dapm_nc_pin(dapm, "SPKOUTRN");
-               snd_soc_dapm_nc_pin(dapm, "SPKOUTRP");
-       }
-
-       snd_soc_dapm_sync(dapm);
-
-       /* Headset jack detection */
-       ret = snd_soc_jack_new(&goni, "Headset Jack",
-                       SND_JACK_HEADSET | SND_JACK_MECHANICAL | SND_JACK_AVOUT,
-                       &jack);
-       if (ret)
-               return ret;
-
-       ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins);
-       if (ret)
-               return ret;
-
-       ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
-static int goni_hifi_hw_params(struct snd_pcm_substream *substream,
-               struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       unsigned int pll_out = 24000000;
-       int ret = 0;
-
-       /* set the cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
-                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec FLL */
-       ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, 0, pll_out,
-                       params_rate(params) * 256);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
-                       params_rate(params) * 256, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static struct snd_soc_ops goni_hifi_ops = {
-       .hw_params = goni_hifi_hw_params,
-};
-
-static int goni_voice_hw_params(struct snd_pcm_substream *substream,
-               struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       unsigned int pll_out = 24000000;
-       int ret = 0;
-
-       if (params_rate(params) != 8000)
-               return -EINVAL;
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_LEFT_J |
-                       SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec FLL */
-       ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, 0, pll_out,
-                       params_rate(params) * 256);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
-                       params_rate(params) * 256, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static struct snd_soc_dai_driver voice_dai = {
-       .name = "goni-voice-dai",
-       .id = 0,
-       .playback = {
-               .channels_min = 1,
-               .channels_max = 2,
-               .rates = SNDRV_PCM_RATE_8000,
-               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-       .capture = {
-               .channels_min = 1,
-               .channels_max = 2,
-               .rates = SNDRV_PCM_RATE_8000,
-               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-};
-
-static struct snd_soc_ops goni_voice_ops = {
-       .hw_params = goni_voice_hw_params,
-};
-
-static struct snd_soc_dai_link goni_dai[] = {
-{
-       .name = "WM8994",
-       .stream_name = "WM8994 HiFi",
-       .cpu_dai_name = "samsung-i2s.0",
-       .codec_dai_name = "wm8994-hifi",
-       .platform_name = "samsung-audio",
-       .codec_name = "wm8994-codec.0-0x1a",
-       .init = goni_wm8994_init,
-       .ops = &goni_hifi_ops,
-}, {
-       .name = "WM8994 Voice",
-       .stream_name = "Voice",
-       .cpu_dai_name = "goni-voice-dai",
-       .codec_dai_name = "wm8994-voice",
-       .platform_name = "samsung-audio",
-       .codec_name = "wm8994-codec.0-0x1a",
-       .ops = &goni_voice_ops,
-},
-};
-
-static struct snd_soc_card goni = {
-       .name = "goni",
-       .dai_link = goni_dai,
-       .num_links = ARRAY_SIZE(goni_dai),
-};
-
-static int __init goni_init(void)
-{
-       int ret;
-
-       if (machine_is_aquila()) {
-               voice_dai.name = aquila_str[CPU_VOICE_DAI];
-               goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI];
-               goni.name = aquila_str[MACHINE_NAME];
-       } else if (!machine_is_goni())
-               return -ENODEV;
-
-       goni_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!goni_snd_device)
-               return -ENOMEM;
-
-       /* register voice DAI here */
-       ret = snd_soc_register_dai(&goni_snd_device->dev, &voice_dai);
-       if (ret)
-               return ret;
-
-       platform_set_drvdata(goni_snd_device, &goni);
-       ret = platform_device_add(goni_snd_device);
-
-       if (ret)
-               platform_device_put(goni_snd_device);
-
-       return ret;
-}
-
-static void __exit goni_exit(void)
-{
-       platform_device_unregister(goni_snd_device);
-}
-
-module_init(goni_init);
-module_exit(goni_exit);
-
-/* Module information */
-MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)");
-MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/i2s.c b/sound/soc/s3c24xx/i2s.c
deleted file mode 100644 (file)
index 7e6ddfa..0000000
+++ /dev/null
@@ -1,1256 +0,0 @@
-/* sound/soc/s3c24xx/i2s.c
- *
- * ALSA SoC Audio Layer - Samsung I2S Controller driver
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd.
- *     Jaswinder Singh <jassi.brar@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/delay.h>
-#include <linux/slab.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <plat/audio.h>
-
-#include "dma.h"
-#include "i2s.h"
-
-#define I2SCON         0x0
-#define I2SMOD         0x4
-#define I2SFIC         0x8
-#define I2SPSR         0xc
-#define I2STXD         0x10
-#define I2SRXD         0x14
-#define I2SFICS                0x18
-#define I2STXDS                0x1c
-
-#define CON_RSTCLR             (1 << 31)
-#define CON_FRXOFSTATUS                (1 << 26)
-#define CON_FRXORINTEN         (1 << 25)
-#define CON_FTXSURSTAT         (1 << 24)
-#define CON_FTXSURINTEN                (1 << 23)
-#define CON_TXSDMA_PAUSE       (1 << 20)
-#define CON_TXSDMA_ACTIVE      (1 << 18)
-
-#define CON_FTXURSTATUS                (1 << 17)
-#define CON_FTXURINTEN         (1 << 16)
-#define CON_TXFIFO2_EMPTY      (1 << 15)
-#define CON_TXFIFO1_EMPTY      (1 << 14)
-#define CON_TXFIFO2_FULL       (1 << 13)
-#define CON_TXFIFO1_FULL       (1 << 12)
-
-#define CON_LRINDEX            (1 << 11)
-#define CON_TXFIFO_EMPTY       (1 << 10)
-#define CON_RXFIFO_EMPTY       (1 << 9)
-#define CON_TXFIFO_FULL                (1 << 8)
-#define CON_RXFIFO_FULL                (1 << 7)
-#define CON_TXDMA_PAUSE                (1 << 6)
-#define CON_RXDMA_PAUSE                (1 << 5)
-#define CON_TXCH_PAUSE         (1 << 4)
-#define CON_RXCH_PAUSE         (1 << 3)
-#define CON_TXDMA_ACTIVE       (1 << 2)
-#define CON_RXDMA_ACTIVE       (1 << 1)
-#define CON_ACTIVE             (1 << 0)
-
-#define MOD_OPCLK_CDCLK_OUT    (0 << 30)
-#define MOD_OPCLK_CDCLK_IN     (1 << 30)
-#define MOD_OPCLK_BCLK_OUT     (2 << 30)
-#define MOD_OPCLK_PCLK         (3 << 30)
-#define MOD_OPCLK_MASK         (3 << 30)
-#define MOD_TXS_IDMA           (1 << 28) /* Sec_TXFIFO use I-DMA */
-
-#define MOD_BLCS_SHIFT 26
-#define MOD_BLCS_16BIT (0 << MOD_BLCS_SHIFT)
-#define MOD_BLCS_8BIT  (1 << MOD_BLCS_SHIFT)
-#define MOD_BLCS_24BIT (2 << MOD_BLCS_SHIFT)
-#define MOD_BLCS_MASK  (3 << MOD_BLCS_SHIFT)
-#define MOD_BLCP_SHIFT 24
-#define MOD_BLCP_16BIT (0 << MOD_BLCP_SHIFT)
-#define MOD_BLCP_8BIT  (1 << MOD_BLCP_SHIFT)
-#define MOD_BLCP_24BIT (2 << MOD_BLCP_SHIFT)
-#define MOD_BLCP_MASK  (3 << MOD_BLCP_SHIFT)
-
-#define MOD_C2DD_HHALF         (1 << 21) /* Discard Higher-half */
-#define MOD_C2DD_LHALF         (1 << 20) /* Discard Lower-half */
-#define MOD_C1DD_HHALF         (1 << 19)
-#define MOD_C1DD_LHALF         (1 << 18)
-#define MOD_DC2_EN             (1 << 17)
-#define MOD_DC1_EN             (1 << 16)
-#define MOD_BLC_16BIT          (0 << 13)
-#define MOD_BLC_8BIT           (1 << 13)
-#define MOD_BLC_24BIT          (2 << 13)
-#define MOD_BLC_MASK           (3 << 13)
-
-#define MOD_IMS_SYSMUX         (1 << 10)
-#define MOD_SLAVE              (1 << 11)
-#define MOD_TXONLY             (0 << 8)
-#define MOD_RXONLY             (1 << 8)
-#define MOD_TXRX               (2 << 8)
-#define MOD_MASK               (3 << 8)
-#define MOD_LR_LLOW            (0 << 7)
-#define MOD_LR_RLOW            (1 << 7)
-#define MOD_SDF_IIS            (0 << 5)
-#define MOD_SDF_MSB            (1 << 5)
-#define MOD_SDF_LSB            (2 << 5)
-#define MOD_SDF_MASK           (3 << 5)
-#define MOD_RCLK_256FS         (0 << 3)
-#define MOD_RCLK_512FS         (1 << 3)
-#define MOD_RCLK_384FS         (2 << 3)
-#define MOD_RCLK_768FS         (3 << 3)
-#define MOD_RCLK_MASK          (3 << 3)
-#define MOD_BCLK_32FS          (0 << 1)
-#define MOD_BCLK_48FS          (1 << 1)
-#define MOD_BCLK_16FS          (2 << 1)
-#define MOD_BCLK_24FS          (3 << 1)
-#define MOD_BCLK_MASK          (3 << 1)
-#define MOD_8BIT               (1 << 0)
-
-#define MOD_CDCLKCON           (1 << 12)
-
-#define PSR_PSREN              (1 << 15)
-
-#define FIC_TX2COUNT(x)                (((x) >>  24) & 0xf)
-#define FIC_TX1COUNT(x)                (((x) >>  16) & 0xf)
-
-#define FIC_TXFLUSH            (1 << 15)
-#define FIC_RXFLUSH            (1 << 7)
-#define FIC_TXCOUNT(x)         (((x) >>  8) & 0xf)
-#define FIC_RXCOUNT(x)         (((x) >>  0) & 0xf)
-#define FICS_TXCOUNT(x)                (((x) >>  8) & 0x7f)
-
-#define msecs_to_loops(t) (loops_per_jiffy / 1000 * HZ * t)
-
-struct i2s_dai {
-       /* Platform device for this DAI */
-       struct platform_device *pdev;
-       /* IOREMAP'd SFRs */
-       void __iomem    *addr;
-       /* Physical base address of SFRs */
-       u32     base;
-       /* Rate of RCLK source clock */
-       unsigned long rclk_srcrate;
-       /* Frame Clock */
-       unsigned frmclk;
-       /*
-        * Specifically requested RCLK,BCLK by MACHINE Driver.
-        * 0 indicates CPU driver is free to choose any value.
-        */
-       unsigned rfs, bfs;
-       /* I2S Controller's core clock */
-       struct clk *clk;
-       /* Clock for generating I2S signals */
-       struct clk *op_clk;
-       /* Array of clock names for op_clk */
-       const char **src_clk;
-       /* Pointer to the Primary_Fifo if this is Sec_Fifo, NULL otherwise */
-       struct i2s_dai *pri_dai;
-       /* Pointer to the Secondary_Fifo if it has one, NULL otherwise */
-       struct i2s_dai *sec_dai;
-#define DAI_OPENED     (1 << 0) /* Dai is opened */
-#define DAI_MANAGER    (1 << 1) /* Dai is the manager */
-       unsigned mode;
-       /* Driver for this DAI */
-       struct snd_soc_dai_driver i2s_dai_drv;
-       /* DMA parameters */
-       struct s3c_dma_params dma_playback;
-       struct s3c_dma_params dma_capture;
-       u32     quirks;
-       u32     suspend_i2smod;
-       u32     suspend_i2scon;
-       u32     suspend_i2spsr;
-};
-
-/* Lock for cross i/f checks */
-static DEFINE_SPINLOCK(lock);
-
-/* If this is the 'overlay' stereo DAI */
-static inline bool is_secondary(struct i2s_dai *i2s)
-{
-       return i2s->pri_dai ? true : false;
-}
-
-/* If operating in SoC-Slave mode */
-static inline bool is_slave(struct i2s_dai *i2s)
-{
-       return (readl(i2s->addr + I2SMOD) & MOD_SLAVE) ? true : false;
-}
-
-/* If this interface of the controller is transmitting data */
-static inline bool tx_active(struct i2s_dai *i2s)
-{
-       u32 active;
-
-       if (!i2s)
-               return false;
-
-       active = readl(i2s->addr + I2SMOD);
-
-       if (is_secondary(i2s))
-               active &= CON_TXSDMA_ACTIVE;
-       else
-               active &= CON_TXDMA_ACTIVE;
-
-       return active ? true : false;
-}
-
-/* If the other interface of the controller is transmitting data */
-static inline bool other_tx_active(struct i2s_dai *i2s)
-{
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-
-       return tx_active(other);
-}
-
-/* If any interface of the controller is transmitting data */
-static inline bool any_tx_active(struct i2s_dai *i2s)
-{
-       return tx_active(i2s) || other_tx_active(i2s);
-}
-
-/* If this interface of the controller is receiving data */
-static inline bool rx_active(struct i2s_dai *i2s)
-{
-       u32 active;
-
-       if (!i2s)
-               return false;
-
-       active = readl(i2s->addr + I2SMOD) & CON_RXDMA_ACTIVE;
-
-       return active ? true : false;
-}
-
-/* If the other interface of the controller is receiving data */
-static inline bool other_rx_active(struct i2s_dai *i2s)
-{
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-
-       return rx_active(other);
-}
-
-/* If any interface of the controller is receiving data */
-static inline bool any_rx_active(struct i2s_dai *i2s)
-{
-       return rx_active(i2s) || other_rx_active(i2s);
-}
-
-/* If the other DAI is transmitting or receiving data */
-static inline bool other_active(struct i2s_dai *i2s)
-{
-       return other_rx_active(i2s) || other_tx_active(i2s);
-}
-
-/* If this DAI is transmitting or receiving data */
-static inline bool this_active(struct i2s_dai *i2s)
-{
-       return tx_active(i2s) || rx_active(i2s);
-}
-
-/* If the controller is active anyway */
-static inline bool any_active(struct i2s_dai *i2s)
-{
-       return this_active(i2s) || other_active(i2s);
-}
-
-static inline struct i2s_dai *to_info(struct snd_soc_dai *dai)
-{
-       return snd_soc_dai_get_drvdata(dai);
-}
-
-static inline bool is_opened(struct i2s_dai *i2s)
-{
-       if (i2s && (i2s->mode & DAI_OPENED))
-               return true;
-       else
-               return false;
-}
-
-static inline bool is_manager(struct i2s_dai *i2s)
-{
-       if (is_opened(i2s) && (i2s->mode & DAI_MANAGER))
-               return true;
-       else
-               return false;
-}
-
-/* Read RCLK of I2S (in multiples of LRCLK) */
-static inline unsigned get_rfs(struct i2s_dai *i2s)
-{
-       u32 rfs = (readl(i2s->addr + I2SMOD) >> 3) & 0x3;
-
-       switch (rfs) {
-       case 3: return 768;
-       case 2: return 384;
-       case 1: return 512;
-       default: return 256;
-       }
-}
-
-/* Write RCLK of I2S (in multiples of LRCLK) */
-static inline void set_rfs(struct i2s_dai *i2s, unsigned rfs)
-{
-       u32 mod = readl(i2s->addr + I2SMOD);
-
-       mod &= ~MOD_RCLK_MASK;
-
-       switch (rfs) {
-       case 768:
-               mod |= MOD_RCLK_768FS;
-               break;
-       case 512:
-               mod |= MOD_RCLK_512FS;
-               break;
-       case 384:
-               mod |= MOD_RCLK_384FS;
-               break;
-       default:
-               mod |= MOD_RCLK_256FS;
-               break;
-       }
-
-       writel(mod, i2s->addr + I2SMOD);
-}
-
-/* Read Bit-Clock of I2S (in multiples of LRCLK) */
-static inline unsigned get_bfs(struct i2s_dai *i2s)
-{
-       u32 bfs = (readl(i2s->addr + I2SMOD) >> 1) & 0x3;
-
-       switch (bfs) {
-       case 3: return 24;
-       case 2: return 16;
-       case 1: return 48;
-       default: return 32;
-       }
-}
-
-/* Write Bit-Clock of I2S (in multiples of LRCLK) */
-static inline void set_bfs(struct i2s_dai *i2s, unsigned bfs)
-{
-       u32 mod = readl(i2s->addr + I2SMOD);
-
-       mod &= ~MOD_BCLK_MASK;
-
-       switch (bfs) {
-       case 48:
-               mod |= MOD_BCLK_48FS;
-               break;
-       case 32:
-               mod |= MOD_BCLK_32FS;
-               break;
-       case 24:
-               mod |= MOD_BCLK_24FS;
-               break;
-       case 16:
-               mod |= MOD_BCLK_16FS;
-               break;
-       default:
-               dev_err(&i2s->pdev->dev, "Wrong BCLK Divider!\n");
-               return;
-       }
-
-       writel(mod, i2s->addr + I2SMOD);
-}
-
-/* Sample-Size */
-static inline int get_blc(struct i2s_dai *i2s)
-{
-       int blc = readl(i2s->addr + I2SMOD);
-
-       blc = (blc >> 13) & 0x3;
-
-       switch (blc) {
-       case 2: return 24;
-       case 1: return 8;
-       default: return 16;
-       }
-}
-
-/* TX Channel Control */
-static void i2s_txctrl(struct i2s_dai *i2s, int on)
-{
-       void __iomem *addr = i2s->addr;
-       u32 con = readl(addr + I2SCON);
-       u32 mod = readl(addr + I2SMOD) & ~MOD_MASK;
-
-       if (on) {
-               con |= CON_ACTIVE;
-               con &= ~CON_TXCH_PAUSE;
-
-               if (is_secondary(i2s)) {
-                       con |= CON_TXSDMA_ACTIVE;
-                       con &= ~CON_TXSDMA_PAUSE;
-               } else {
-                       con |= CON_TXDMA_ACTIVE;
-                       con &= ~CON_TXDMA_PAUSE;
-               }
-
-               if (any_rx_active(i2s))
-                       mod |= MOD_TXRX;
-               else
-                       mod |= MOD_TXONLY;
-       } else {
-               if (is_secondary(i2s)) {
-                       con |=  CON_TXSDMA_PAUSE;
-                       con &= ~CON_TXSDMA_ACTIVE;
-               } else {
-                       con |=  CON_TXDMA_PAUSE;
-                       con &= ~CON_TXDMA_ACTIVE;
-               }
-
-               if (other_tx_active(i2s)) {
-                       writel(con, addr + I2SCON);
-                       return;
-               }
-
-               con |=  CON_TXCH_PAUSE;
-
-               if (any_rx_active(i2s))
-                       mod |= MOD_RXONLY;
-               else
-                       con &= ~CON_ACTIVE;
-       }
-
-       writel(mod, addr + I2SMOD);
-       writel(con, addr + I2SCON);
-}
-
-/* RX Channel Control */
-static void i2s_rxctrl(struct i2s_dai *i2s, int on)
-{
-       void __iomem *addr = i2s->addr;
-       u32 con = readl(addr + I2SCON);
-       u32 mod = readl(addr + I2SMOD) & ~MOD_MASK;
-
-       if (on) {
-               con |= CON_RXDMA_ACTIVE | CON_ACTIVE;
-               con &= ~(CON_RXDMA_PAUSE | CON_RXCH_PAUSE);
-
-               if (any_tx_active(i2s))
-                       mod |= MOD_TXRX;
-               else
-                       mod |= MOD_RXONLY;
-       } else {
-               con |=  CON_RXDMA_PAUSE | CON_RXCH_PAUSE;
-               con &= ~CON_RXDMA_ACTIVE;
-
-               if (any_tx_active(i2s))
-                       mod |= MOD_TXONLY;
-               else
-                       con &= ~CON_ACTIVE;
-       }
-
-       writel(mod, addr + I2SMOD);
-       writel(con, addr + I2SCON);
-}
-
-/* Flush FIFO of an interface */
-static inline void i2s_fifo(struct i2s_dai *i2s, u32 flush)
-{
-       void __iomem *fic;
-       u32 val;
-
-       if (!i2s)
-               return;
-
-       if (is_secondary(i2s))
-               fic = i2s->addr + I2SFICS;
-       else
-               fic = i2s->addr + I2SFIC;
-
-       /* Flush the FIFO */
-       writel(readl(fic) | flush, fic);
-
-       /* Be patient */
-       val = msecs_to_loops(1) / 1000; /* 1 usec */
-       while (--val)
-               cpu_relax();
-
-       writel(readl(fic) & ~flush, fic);
-}
-
-static int i2s_set_sysclk(struct snd_soc_dai *dai,
-         int clk_id, unsigned int rfs, int dir)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-       u32 mod = readl(i2s->addr + I2SMOD);
-
-       switch (clk_id) {
-       case SAMSUNG_I2S_CDCLK:
-               /* Shouldn't matter in GATING(CLOCK_IN) mode */
-               if (dir == SND_SOC_CLOCK_IN)
-                       rfs = 0;
-
-               if ((rfs && other->rfs && (other->rfs != rfs)) ||
-                               (any_active(i2s) &&
-                               (((dir == SND_SOC_CLOCK_IN)
-                                       && !(mod & MOD_CDCLKCON)) ||
-                               ((dir == SND_SOC_CLOCK_OUT)
-                                       && (mod & MOD_CDCLKCON))))) {
-                       dev_err(&i2s->pdev->dev,
-                               "%s:%d Other DAI busy\n", __func__, __LINE__);
-                       return -EAGAIN;
-               }
-
-               if (dir == SND_SOC_CLOCK_IN)
-                       mod |= MOD_CDCLKCON;
-               else
-                       mod &= ~MOD_CDCLKCON;
-
-               i2s->rfs = rfs;
-               break;
-
-       case SAMSUNG_I2S_RCLKSRC_0: /* clock corrsponding to IISMOD[10] := 0 */
-       case SAMSUNG_I2S_RCLKSRC_1: /* clock corrsponding to IISMOD[10] := 1 */
-               if ((i2s->quirks & QUIRK_NO_MUXPSR)
-                               || (clk_id == SAMSUNG_I2S_RCLKSRC_0))
-                       clk_id = 0;
-               else
-                       clk_id = 1;
-
-               if (!any_active(i2s)) {
-                       if (i2s->op_clk) {
-                               if ((clk_id && !(mod & MOD_IMS_SYSMUX)) ||
-                                       (!clk_id && (mod & MOD_IMS_SYSMUX))) {
-                                       clk_disable(i2s->op_clk);
-                                       clk_put(i2s->op_clk);
-                               } else {
-                                       return 0;
-                               }
-                       }
-
-                       i2s->op_clk = clk_get(&i2s->pdev->dev,
-                                               i2s->src_clk[clk_id]);
-                       clk_enable(i2s->op_clk);
-                       i2s->rclk_srcrate = clk_get_rate(i2s->op_clk);
-
-                       /* Over-ride the other's */
-                       if (other) {
-                               other->op_clk = i2s->op_clk;
-                               other->rclk_srcrate = i2s->rclk_srcrate;
-                       }
-               } else if ((!clk_id && (mod & MOD_IMS_SYSMUX))
-                               || (clk_id && !(mod & MOD_IMS_SYSMUX))) {
-                       dev_err(&i2s->pdev->dev,
-                               "%s:%d Other DAI busy\n", __func__, __LINE__);
-                       return -EAGAIN;
-               } else {
-                       /* Call can't be on the active DAI */
-                       i2s->op_clk = other->op_clk;
-                       i2s->rclk_srcrate = other->rclk_srcrate;
-                       return 0;
-               }
-
-               if (clk_id == 0)
-                       mod &= ~MOD_IMS_SYSMUX;
-               else
-                       mod |= MOD_IMS_SYSMUX;
-               break;
-
-       default:
-               dev_err(&i2s->pdev->dev, "We don't serve that!\n");
-               return -EINVAL;
-       }
-
-       writel(mod, i2s->addr + I2SMOD);
-
-       return 0;
-}
-
-static int i2s_set_fmt(struct snd_soc_dai *dai,
-       unsigned int fmt)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       u32 mod = readl(i2s->addr + I2SMOD);
-       u32 tmp = 0;
-
-       /* Format is priority */
-       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-       case SND_SOC_DAIFMT_RIGHT_J:
-               tmp |= MOD_LR_RLOW;
-               tmp |= MOD_SDF_MSB;
-               break;
-       case SND_SOC_DAIFMT_LEFT_J:
-               tmp |= MOD_LR_RLOW;
-               tmp |= MOD_SDF_LSB;
-               break;
-       case SND_SOC_DAIFMT_I2S:
-               tmp |= MOD_SDF_IIS;
-               break;
-       default:
-               dev_err(&i2s->pdev->dev, "Format not supported\n");
-               return -EINVAL;
-       }
-
-       /*
-        * INV flag is relative to the FORMAT flag - if set it simply
-        * flips the polarity specified by the Standard
-        */
-       switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
-       case SND_SOC_DAIFMT_NB_NF:
-               break;
-       case SND_SOC_DAIFMT_NB_IF:
-               if (tmp & MOD_LR_RLOW)
-                       tmp &= ~MOD_LR_RLOW;
-               else
-                       tmp |= MOD_LR_RLOW;
-               break;
-       default:
-               dev_err(&i2s->pdev->dev, "Polarity not supported\n");
-               return -EINVAL;
-       }
-
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_CBM_CFM:
-               tmp |= MOD_SLAVE;
-               break;
-       case SND_SOC_DAIFMT_CBS_CFS:
-               /* Set default source clock in Master mode */
-               if (i2s->rclk_srcrate == 0)
-                       i2s_set_sysclk(dai, SAMSUNG_I2S_RCLKSRC_0,
-                                                       0, SND_SOC_CLOCK_IN);
-               break;
-       default:
-               dev_err(&i2s->pdev->dev, "master/slave format not supported\n");
-               return -EINVAL;
-       }
-
-       if (any_active(i2s) &&
-                       ((mod & (MOD_SDF_MASK | MOD_LR_RLOW
-                               | MOD_SLAVE)) != tmp)) {
-               dev_err(&i2s->pdev->dev,
-                               "%s:%d Other DAI busy\n", __func__, __LINE__);
-               return -EAGAIN;
-       }
-
-       mod &= ~(MOD_SDF_MASK | MOD_LR_RLOW | MOD_SLAVE);
-       mod |= tmp;
-       writel(mod, i2s->addr + I2SMOD);
-
-       return 0;
-}
-
-static int i2s_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       u32 mod = readl(i2s->addr + I2SMOD);
-
-       if (!is_secondary(i2s))
-               mod &= ~(MOD_DC2_EN | MOD_DC1_EN);
-
-       switch (params_channels(params)) {
-       case 6:
-               mod |= MOD_DC2_EN;
-       case 4:
-               mod |= MOD_DC1_EN;
-               break;
-       case 2:
-               break;
-       default:
-               dev_err(&i2s->pdev->dev, "%d channels not supported\n",
-                               params_channels(params));
-               return -EINVAL;
-       }
-
-       if (is_secondary(i2s))
-               mod &= ~MOD_BLCS_MASK;
-       else
-               mod &= ~MOD_BLCP_MASK;
-
-       if (is_manager(i2s))
-               mod &= ~MOD_BLC_MASK;
-
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S8:
-               if (is_secondary(i2s))
-                       mod |= MOD_BLCS_8BIT;
-               else
-                       mod |= MOD_BLCP_8BIT;
-               if (is_manager(i2s))
-                       mod |= MOD_BLC_8BIT;
-               break;
-       case SNDRV_PCM_FORMAT_S16_LE:
-               if (is_secondary(i2s))
-                       mod |= MOD_BLCS_16BIT;
-               else
-                       mod |= MOD_BLCP_16BIT;
-               if (is_manager(i2s))
-                       mod |= MOD_BLC_16BIT;
-               break;
-       case SNDRV_PCM_FORMAT_S24_LE:
-               if (is_secondary(i2s))
-                       mod |= MOD_BLCS_24BIT;
-               else
-                       mod |= MOD_BLCP_24BIT;
-               if (is_manager(i2s))
-                       mod |= MOD_BLC_24BIT;
-               break;
-       default:
-               dev_err(&i2s->pdev->dev, "Format(%d) not supported\n",
-                               params_format(params));
-               return -EINVAL;
-       }
-       writel(mod, i2s->addr + I2SMOD);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               snd_soc_dai_set_dma_data(dai, substream,
-                       (void *)&i2s->dma_playback);
-       else
-               snd_soc_dai_set_dma_data(dai, substream,
-                       (void *)&i2s->dma_capture);
-
-       i2s->frmclk = params_rate(params);
-
-       return 0;
-}
-
-/* We set constraints on the substream acc to the version of I2S */
-static int i2s_startup(struct snd_pcm_substream *substream,
-         struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-       unsigned long flags;
-
-       spin_lock_irqsave(&lock, flags);
-
-       i2s->mode |= DAI_OPENED;
-
-       if (is_manager(other))
-               i2s->mode &= ~DAI_MANAGER;
-       else
-               i2s->mode |= DAI_MANAGER;
-
-       /* Enforce set_sysclk in Master mode */
-       i2s->rclk_srcrate = 0;
-
-       spin_unlock_irqrestore(&lock, flags);
-
-       return 0;
-}
-
-static void i2s_shutdown(struct snd_pcm_substream *substream,
-       struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-       unsigned long flags;
-
-       spin_lock_irqsave(&lock, flags);
-
-       i2s->mode &= ~DAI_OPENED;
-       i2s->mode &= ~DAI_MANAGER;
-
-       if (is_opened(other))
-               other->mode |= DAI_MANAGER;
-
-       /* Reset any constraint on RFS and BFS */
-       i2s->rfs = 0;
-       i2s->bfs = 0;
-
-       spin_unlock_irqrestore(&lock, flags);
-
-       /* Gate CDCLK by default */
-       if (!is_opened(other))
-               i2s_set_sysclk(dai, SAMSUNG_I2S_CDCLK,
-                               0, SND_SOC_CLOCK_IN);
-}
-
-static int config_setup(struct i2s_dai *i2s)
-{
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-       unsigned rfs, bfs, blc;
-       u32 psr;
-
-       blc = get_blc(i2s);
-
-       bfs = i2s->bfs;
-
-       if (!bfs && other)
-               bfs = other->bfs;
-
-       /* Select least possible multiple(2) if no constraint set */
-       if (!bfs)
-               bfs = blc * 2;
-
-       rfs = i2s->rfs;
-
-       if (!rfs && other)
-               rfs = other->rfs;
-
-       if ((rfs == 256 || rfs == 512) && (blc == 24)) {
-               dev_err(&i2s->pdev->dev,
-                       "%d-RFS not supported for 24-blc\n", rfs);
-               return -EINVAL;
-       }
-
-       if (!rfs) {
-               if (bfs == 16 || bfs == 32)
-                       rfs = 256;
-               else
-                       rfs = 384;
-       }
-
-       /* If already setup and running */
-       if (any_active(i2s) && (get_rfs(i2s) != rfs || get_bfs(i2s) != bfs)) {
-               dev_err(&i2s->pdev->dev,
-                               "%s:%d Other DAI busy\n", __func__, __LINE__);
-               return -EAGAIN;
-       }
-
-       /* Don't bother RFS, BFS & PSR in Slave mode */
-       if (is_slave(i2s))
-               return 0;
-
-       set_bfs(i2s, bfs);
-       set_rfs(i2s, rfs);
-
-       if (!(i2s->quirks & QUIRK_NO_MUXPSR)) {
-               psr = i2s->rclk_srcrate / i2s->frmclk / rfs;
-               writel(((psr - 1) << 8) | PSR_PSREN, i2s->addr + I2SPSR);
-               dev_dbg(&i2s->pdev->dev,
-                       "RCLK_SRC=%luHz PSR=%u, RCLK=%dfs, BCLK=%dfs\n",
-                               i2s->rclk_srcrate, psr, rfs, bfs);
-       }
-
-       return 0;
-}
-
-static int i2s_trigger(struct snd_pcm_substream *substream,
-       int cmd, struct snd_soc_dai *dai)
-{
-       int capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct i2s_dai *i2s = to_info(rtd->cpu_dai);
-       unsigned long flags;
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               local_irq_save(flags);
-
-               if (capture)
-                       i2s_fifo(i2s, FIC_RXFLUSH);
-               else
-                       i2s_fifo(i2s, FIC_TXFLUSH);
-
-               if (config_setup(i2s)) {
-                       local_irq_restore(flags);
-                       return -EINVAL;
-               }
-
-               if (capture)
-                       i2s_rxctrl(i2s, 1);
-               else
-                       i2s_txctrl(i2s, 1);
-
-               local_irq_restore(flags);
-               break;
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               local_irq_save(flags);
-
-               if (capture)
-                       i2s_rxctrl(i2s, 0);
-               else
-                       i2s_txctrl(i2s, 0);
-
-               local_irq_restore(flags);
-               break;
-       }
-
-       return 0;
-}
-
-static int i2s_set_clkdiv(struct snd_soc_dai *dai,
-       int div_id, int div)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-
-       switch (div_id) {
-       case SAMSUNG_I2S_DIV_BCLK:
-               if ((any_active(i2s) && div && (get_bfs(i2s) != div))
-                       || (other && other->bfs && (other->bfs != div))) {
-                       dev_err(&i2s->pdev->dev,
-                               "%s:%d Other DAI busy\n", __func__, __LINE__);
-                       return -EAGAIN;
-               }
-               i2s->bfs = div;
-               break;
-       default:
-               dev_err(&i2s->pdev->dev,
-                       "Invalid clock divider(%d)\n", div_id);
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-static snd_pcm_sframes_t
-i2s_delay(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       u32 reg = readl(i2s->addr + I2SFIC);
-       snd_pcm_sframes_t delay;
-
-       if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-               delay = FIC_RXCOUNT(reg);
-       else if (is_secondary(i2s))
-               delay = FICS_TXCOUNT(readl(i2s->addr + I2SFICS));
-       else
-               delay = FIC_TXCOUNT(reg);
-
-       return delay;
-}
-
-#ifdef CONFIG_PM
-static int i2s_suspend(struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-
-       if (dai->active) {
-               i2s->suspend_i2smod = readl(i2s->addr + I2SMOD);
-               i2s->suspend_i2scon = readl(i2s->addr + I2SCON);
-               i2s->suspend_i2spsr = readl(i2s->addr + I2SPSR);
-       }
-
-       return 0;
-}
-
-static int i2s_resume(struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-
-       if (dai->active) {
-               writel(i2s->suspend_i2scon, i2s->addr + I2SCON);
-               writel(i2s->suspend_i2smod, i2s->addr + I2SMOD);
-               writel(i2s->suspend_i2spsr, i2s->addr + I2SPSR);
-       }
-
-       return 0;
-}
-#else
-#define i2s_suspend NULL
-#define i2s_resume  NULL
-#endif
-
-static int samsung_i2s_dai_probe(struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = to_info(dai);
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-
-       if (other && other->clk) /* If this is probe on secondary */
-               goto probe_exit;
-
-       i2s->addr = ioremap(i2s->base, 0x100);
-       if (i2s->addr == NULL) {
-               dev_err(&i2s->pdev->dev, "cannot ioremap registers\n");
-               return -ENXIO;
-       }
-
-       i2s->clk = clk_get(&i2s->pdev->dev, "iis");
-       if (IS_ERR(i2s->clk)) {
-               dev_err(&i2s->pdev->dev, "failed to get i2s_clock\n");
-               iounmap(i2s->addr);
-               return -ENOENT;
-       }
-       clk_enable(i2s->clk);
-
-       if (other) {
-               other->addr = i2s->addr;
-               other->clk = i2s->clk;
-       }
-
-       if (i2s->quirks & QUIRK_NEED_RSTCLR)
-               writel(CON_RSTCLR, i2s->addr + I2SCON);
-
-probe_exit:
-       /* Reset any constraint on RFS and BFS */
-       i2s->rfs = 0;
-       i2s->bfs = 0;
-       i2s_txctrl(i2s, 0);
-       i2s_rxctrl(i2s, 0);
-       i2s_fifo(i2s, FIC_TXFLUSH);
-       i2s_fifo(other, FIC_TXFLUSH);
-       i2s_fifo(i2s, FIC_RXFLUSH);
-
-       /* Gate CDCLK by default */
-       if (!is_opened(other))
-               i2s_set_sysclk(dai, SAMSUNG_I2S_CDCLK,
-                               0, SND_SOC_CLOCK_IN);
-
-       return 0;
-}
-
-static int samsung_i2s_dai_remove(struct snd_soc_dai *dai)
-{
-       struct i2s_dai *i2s = snd_soc_dai_get_drvdata(dai);
-       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
-
-       if (!other || !other->clk) {
-
-               if (i2s->quirks & QUIRK_NEED_RSTCLR)
-                       writel(0, i2s->addr + I2SCON);
-
-               clk_disable(i2s->clk);
-               clk_put(i2s->clk);
-
-               iounmap(i2s->addr);
-       }
-
-       i2s->clk = NULL;
-
-       return 0;
-}
-
-static struct snd_soc_dai_ops samsung_i2s_dai_ops = {
-       .trigger = i2s_trigger,
-       .hw_params = i2s_hw_params,
-       .set_fmt = i2s_set_fmt,
-       .set_clkdiv = i2s_set_clkdiv,
-       .set_sysclk = i2s_set_sysclk,
-       .startup = i2s_startup,
-       .shutdown = i2s_shutdown,
-       .delay = i2s_delay,
-};
-
-#define SAMSUNG_I2S_RATES      SNDRV_PCM_RATE_8000_96000
-
-#define SAMSUNG_I2S_FMTS       (SNDRV_PCM_FMTBIT_S8 | \
-                                       SNDRV_PCM_FMTBIT_S16_LE | \
-                                       SNDRV_PCM_FMTBIT_S24_LE)
-
-static __devinit
-struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
-{
-       struct i2s_dai *i2s;
-
-       i2s = kzalloc(sizeof(struct i2s_dai), GFP_KERNEL);
-       if (i2s == NULL)
-               return NULL;
-
-       i2s->pdev = pdev;
-       i2s->pri_dai = NULL;
-       i2s->sec_dai = NULL;
-       i2s->i2s_dai_drv.symmetric_rates = 1;
-       i2s->i2s_dai_drv.probe = samsung_i2s_dai_probe;
-       i2s->i2s_dai_drv.remove = samsung_i2s_dai_remove;
-       i2s->i2s_dai_drv.ops = &samsung_i2s_dai_ops;
-       i2s->i2s_dai_drv.suspend = i2s_suspend;
-       i2s->i2s_dai_drv.resume = i2s_resume;
-       i2s->i2s_dai_drv.playback.channels_min = 2;
-       i2s->i2s_dai_drv.playback.channels_max = 2;
-       i2s->i2s_dai_drv.playback.rates = SAMSUNG_I2S_RATES;
-       i2s->i2s_dai_drv.playback.formats = SAMSUNG_I2S_FMTS;
-
-       if (!sec) {
-               i2s->i2s_dai_drv.capture.channels_min = 2;
-               i2s->i2s_dai_drv.capture.channels_max = 2;
-               i2s->i2s_dai_drv.capture.rates = SAMSUNG_I2S_RATES;
-               i2s->i2s_dai_drv.capture.formats = SAMSUNG_I2S_FMTS;
-       } else {        /* Create a new platform_device for Secondary */
-               i2s->pdev = platform_device_register_resndata(NULL,
-                               pdev->name, pdev->id + SAMSUNG_I2S_SECOFF,
-                               NULL, 0, NULL, 0);
-               if (IS_ERR(i2s->pdev)) {
-                       kfree(i2s);
-                       return NULL;
-               }
-       }
-
-       /* Pre-assign snd_soc_dai_set_drvdata */
-       dev_set_drvdata(&i2s->pdev->dev, i2s);
-
-       return i2s;
-}
-
-static __devinit int samsung_i2s_probe(struct platform_device *pdev)
-{
-       u32 dma_pl_chan, dma_cp_chan, dma_pl_sec_chan;
-       struct i2s_dai *pri_dai, *sec_dai = NULL;
-       struct s3c_audio_pdata *i2s_pdata;
-       struct samsung_i2s *i2s_cfg;
-       struct resource *res;
-       u32 regs_base, quirks;
-       int ret = 0;
-
-       /* Call during Seconday interface registration */
-       if (pdev->id >= SAMSUNG_I2S_SECOFF) {
-               sec_dai = dev_get_drvdata(&pdev->dev);
-               snd_soc_register_dai(&sec_dai->pdev->dev,
-                       &sec_dai->i2s_dai_drv);
-               return 0;
-       }
-
-       i2s_pdata = pdev->dev.platform_data;
-       if (i2s_pdata == NULL) {
-               dev_err(&pdev->dev, "Can't work without s3c_audio_pdata\n");
-               return -EINVAL;
-       }
-
-       res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
-       if (!res) {
-               dev_err(&pdev->dev, "Unable to get I2S-TX dma resource\n");
-               return -ENXIO;
-       }
-       dma_pl_chan = res->start;
-
-       res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
-       if (!res) {
-               dev_err(&pdev->dev, "Unable to get I2S-RX dma resource\n");
-               return -ENXIO;
-       }
-       dma_cp_chan = res->start;
-
-       res = platform_get_resource(pdev, IORESOURCE_DMA, 2);
-       if (res)
-               dma_pl_sec_chan = res->start;
-       else
-               dma_pl_sec_chan = 0;
-
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               dev_err(&pdev->dev, "Unable to get I2S SFR address\n");
-               return -ENXIO;
-       }
-
-       if (!request_mem_region(res->start, resource_size(res),
-                                                       "samsung-i2s")) {
-               dev_err(&pdev->dev, "Unable to request SFR region\n");
-               return -EBUSY;
-       }
-       regs_base = res->start;
-
-       i2s_cfg = &i2s_pdata->type.i2s;
-       quirks = i2s_cfg->quirks;
-
-       pri_dai = i2s_alloc_dai(pdev, false);
-       if (!pri_dai) {
-               dev_err(&pdev->dev, "Unable to alloc I2S_pri\n");
-               ret = -ENOMEM;
-               goto err1;
-       }
-
-       pri_dai->dma_playback.dma_addr = regs_base + I2STXD;
-       pri_dai->dma_capture.dma_addr = regs_base + I2SRXD;
-       pri_dai->dma_playback.client =
-               (struct s3c2410_dma_client *)&pri_dai->dma_playback;
-       pri_dai->dma_capture.client =
-               (struct s3c2410_dma_client *)&pri_dai->dma_capture;
-       pri_dai->dma_playback.channel = dma_pl_chan;
-       pri_dai->dma_capture.channel = dma_cp_chan;
-       pri_dai->src_clk = i2s_cfg->src_clk;
-       pri_dai->dma_playback.dma_size = 4;
-       pri_dai->dma_capture.dma_size = 4;
-       pri_dai->base = regs_base;
-       pri_dai->quirks = quirks;
-
-       if (quirks & QUIRK_PRI_6CHAN)
-               pri_dai->i2s_dai_drv.playback.channels_max = 6;
-
-       if (quirks & QUIRK_SEC_DAI) {
-               sec_dai = i2s_alloc_dai(pdev, true);
-               if (!sec_dai) {
-                       dev_err(&pdev->dev, "Unable to alloc I2S_sec\n");
-                       ret = -ENOMEM;
-                       goto err2;
-               }
-               sec_dai->dma_playback.dma_addr = regs_base + I2STXDS;
-               sec_dai->dma_playback.client =
-                       (struct s3c2410_dma_client *)&sec_dai->dma_playback;
-               /* Use iDMA always if SysDMA not provided */
-               sec_dai->dma_playback.channel = dma_pl_sec_chan ? : -1;
-               sec_dai->src_clk = i2s_cfg->src_clk;
-               sec_dai->dma_playback.dma_size = 4;
-               sec_dai->base = regs_base;
-               sec_dai->quirks = quirks;
-               sec_dai->pri_dai = pri_dai;
-               pri_dai->sec_dai = sec_dai;
-       }
-
-       if (i2s_pdata->cfg_gpio && i2s_pdata->cfg_gpio(pdev)) {
-               dev_err(&pdev->dev, "Unable to configure gpio\n");
-               ret = -EINVAL;
-               goto err3;
-       }
-
-       snd_soc_register_dai(&pri_dai->pdev->dev, &pri_dai->i2s_dai_drv);
-
-       return 0;
-err3:
-       kfree(sec_dai);
-err2:
-       kfree(pri_dai);
-err1:
-       release_mem_region(regs_base, resource_size(res));
-
-       return ret;
-}
-
-static __devexit int samsung_i2s_remove(struct platform_device *pdev)
-{
-       struct i2s_dai *i2s, *other;
-
-       i2s = dev_get_drvdata(&pdev->dev);
-       other = i2s->pri_dai ? : i2s->sec_dai;
-
-       if (other) {
-               other->pri_dai = NULL;
-               other->sec_dai = NULL;
-       } else {
-               struct resource *res;
-               res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-               if (res)
-                       release_mem_region(res->start, resource_size(res));
-       }
-
-       i2s->pri_dai = NULL;
-       i2s->sec_dai = NULL;
-
-       kfree(i2s);
-
-       snd_soc_unregister_dai(&pdev->dev);
-
-       return 0;
-}
-
-static struct platform_driver samsung_i2s_driver = {
-       .probe  = samsung_i2s_probe,
-       .remove = samsung_i2s_remove,
-       .driver = {
-               .name = "samsung-i2s",
-               .owner = THIS_MODULE,
-       },
-};
-
-static int __init samsung_i2s_init(void)
-{
-       return platform_driver_register(&samsung_i2s_driver);
-}
-module_init(samsung_i2s_init);
-
-static void __exit samsung_i2s_exit(void)
-{
-       platform_driver_unregister(&samsung_i2s_driver);
-}
-module_exit(samsung_i2s_exit);
-
-/* Module information */
-MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");
-MODULE_DESCRIPTION("Samsung I2S Interface");
-MODULE_ALIAS("platform:samsung-i2s");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/i2s.h b/sound/soc/s3c24xx/i2s.h
deleted file mode 100644 (file)
index d3180b3..0000000
+++ /dev/null
@@ -1,29 +0,0 @@
-/* sound/soc/s3c24xx/i2s.h
- *
- * ALSA SoC Audio Layer - Samsung I2S Controller driver
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd.
- *     Jaswinder Singh <jassi.brar@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __SND_SOC_SAMSUNG_I2S_H
-#define __SND_SOC_SAMSUNG_I2S_H
-
-/*
- * Maximum number of I2S blocks that any SoC can have.
- * The secondary interface of a CPU dai(if there exists any),
- * is indexed at [cpu-dai's ID + SAMSUNG_I2S_SECOFF]
- */
-#define SAMSUNG_I2S_SECOFF     4
-
-#define SAMSUNG_I2S_DIV_BCLK   1
-
-#define SAMSUNG_I2S_RCLKSRC_0  0
-#define SAMSUNG_I2S_RCLKSRC_1  1
-#define SAMSUNG_I2S_CDCLK              2
-
-#endif /* __SND_SOC_SAMSUNG_I2S_H */
diff --git a/sound/soc/s3c24xx/jive_wm8750.c b/sound/soc/s3c24xx/jive_wm8750.c
deleted file mode 100644 (file)
index 9e318dc..0000000
+++ /dev/null
@@ -1,191 +0,0 @@
-/* sound/soc/s3c24xx/jive_wm8750.c
- *
- * Copyright 2007,2008 Simtec Electronics
- *
- * Based on sound/soc/pxa/spitz.c
- *     Copyright 2005 Wolfson Microelectronics PLC.
- *     Copyright 2005 Openedhand Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/clk.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <asm/mach-types.h>
-
-#include "dma.h"
-#include "s3c2412-i2s.h"
-
-#include "../codecs/wm8750.h"
-
-static const struct snd_soc_dapm_route audio_map[] = {
-       { "Headphone Jack", NULL, "LOUT1" },
-       { "Headphone Jack", NULL, "ROUT1" },
-       { "Internal Speaker", NULL, "LOUT2" },
-       { "Internal Speaker", NULL, "ROUT2" },
-       { "LINPUT1", NULL, "Line Input" },
-       { "RINPUT1", NULL, "Line Input" },
-};
-
-static const struct snd_soc_dapm_widget wm8750_dapm_widgets[] = {
-       SND_SOC_DAPM_HP("Headphone Jack", NULL),
-       SND_SOC_DAPM_SPK("Internal Speaker", NULL),
-       SND_SOC_DAPM_LINE("Line In", NULL),
-};
-
-static int jive_hw_params(struct snd_pcm_substream *substream,
-                         struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       struct s3c_i2sv2_rate_calc div;
-       unsigned int clk = 0;
-       int ret = 0;
-
-       switch (params_rate(params)) {
-       case 8000:
-       case 16000:
-       case 48000:
-       case 96000:
-               clk = 12288000;
-               break;
-       case 11025:
-       case 22050:
-       case 44100:
-               clk = 11289600;
-               break;
-       }
-
-       s3c_i2sv2_iis_calc_rate(&div, NULL, params_rate(params),
-                               s3c_i2sv2_get_clock(cpu_dai));
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-                                 SND_SOC_DAIFMT_NB_NF |
-                                 SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* set cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
-                                 SND_SOC_DAIFMT_NB_NF |
-                                 SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8750_SYSCLK, clk,
-                                    SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C2412_DIV_RCLK, div.fs_div);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C2412_DIV_PRESCALER,
-                                    div.clk_div - 1);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static struct snd_soc_ops jive_ops = {
-       .hw_params      = jive_hw_params,
-};
-
-static int jive_wm8750_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-       int err;
-
-       /* These endpoints are not being used. */
-       snd_soc_dapm_nc_pin(dapm, "LINPUT2");
-       snd_soc_dapm_nc_pin(dapm, "RINPUT2");
-       snd_soc_dapm_nc_pin(dapm, "LINPUT3");
-       snd_soc_dapm_nc_pin(dapm, "RINPUT3");
-       snd_soc_dapm_nc_pin(dapm, "OUT3");
-       snd_soc_dapm_nc_pin(dapm, "MONO");
-
-       /* Add jive specific widgets */
-       err = snd_soc_dapm_new_controls(dapm, wm8750_dapm_widgets,
-                                       ARRAY_SIZE(wm8750_dapm_widgets));
-       if (err) {
-               printk(KERN_ERR "%s: failed to add widgets (%d)\n",
-                      __func__, err);
-               return err;
-       }
-
-       snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-static struct snd_soc_dai_link jive_dai = {
-       .name           = "wm8750",
-       .stream_name    = "WM8750",
-       .cpu_dai_name   = "s3c2412-i2s",
-       .codec_dai_name = "wm8750-hifi",
-       .platform_name  = "samsung-audio",
-       .codec_name     = "wm8750-codec.0-0x1a",
-       .init           = jive_wm8750_init,
-       .ops            = &jive_ops,
-};
-
-/* jive audio machine driver */
-static struct snd_soc_card snd_soc_machine_jive = {
-       .name           = "Jive",
-       .dai_link       = &jive_dai,
-       .num_links      = 1,
-};
-
-static struct platform_device *jive_snd_device;
-
-static int __init jive_init(void)
-{
-       int ret;
-
-       if (!machine_is_jive())
-               return 0;
-
-       printk("JIVE WM8750 Audio support\n");
-
-       jive_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!jive_snd_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(jive_snd_device, &snd_soc_machine_jive);
-       ret = platform_device_add(jive_snd_device);
-
-       if (ret)
-               platform_device_put(jive_snd_device);
-
-       return ret;
-}
-
-static void __exit jive_exit(void)
-{
-       platform_device_unregister(jive_snd_device);
-}
-
-module_init(jive_init);
-module_exit(jive_exit);
-
-MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("ALSA SoC Jive Audio support");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/lm4857.h b/sound/soc/s3c24xx/lm4857.h
deleted file mode 100644 (file)
index 0cf5b70..0000000
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * lm4857.h  --  ALSA Soc Audio Layer
- *
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- *  Revision history
- *    18th Jun 2007   Initial version.
- */
-
-#ifndef LM4857_H_
-#define LM4857_H_
-
-/* The register offsets in the cache array */
-#define LM4857_MVOL 0
-#define LM4857_LVOL 1
-#define LM4857_RVOL 2
-#define LM4857_CTRL 3
-
-/* the shifts required to set these bits */
-#define LM4857_3D 5
-#define LM4857_WAKEUP 5
-#define LM4857_EPGAIN 4
-
-#endif /*LM4857_H_*/
-
diff --git a/sound/soc/s3c24xx/ln2440sbc_alc650.c b/sound/soc/s3c24xx/ln2440sbc_alc650.c
deleted file mode 100644 (file)
index a2bb34d..0000000
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * SoC audio for ln2440sbc
- *
- * Copyright 2007 KonekTel, a.s.
- * Author: Ivan Kuten
- *         ivan.kuten@promwad.com
- *
- * Heavily based on smdk2443_wm9710.c
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 as
- *  published by the Free Software Foundation.
- *
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include "dma.h"
-#include "ac97.h"
-
-static struct snd_soc_card ln2440sbc;
-
-static struct snd_soc_dai_link ln2440sbc_dai[] = {
-{
-       .name = "AC97",
-       .stream_name = "AC97 HiFi",
-       .cpu_dai_name = "samsung-ac97",
-       .codec_dai_name = "ac97-hifi",
-       .codec_name = "ac97-codec",
-       .platform_name = "samsung-audio",
-},
-};
-
-static struct snd_soc_card ln2440sbc = {
-       .name = "LN2440SBC",
-       .dai_link = ln2440sbc_dai,
-       .num_links = ARRAY_SIZE(ln2440sbc_dai),
-};
-
-static struct platform_device *ln2440sbc_snd_ac97_device;
-
-static int __init ln2440sbc_init(void)
-{
-       int ret;
-
-       ln2440sbc_snd_ac97_device = platform_device_alloc("soc-audio", -1);
-       if (!ln2440sbc_snd_ac97_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(ln2440sbc_snd_ac97_device, &ln2440sbc);
-       ret = platform_device_add(ln2440sbc_snd_ac97_device);
-
-       if (ret)
-               platform_device_put(ln2440sbc_snd_ac97_device);
-
-       return ret;
-}
-
-static void __exit ln2440sbc_exit(void)
-{
-       platform_device_unregister(ln2440sbc_snd_ac97_device);
-}
-
-module_init(ln2440sbc_init);
-module_exit(ln2440sbc_exit);
-
-/* Module information */
-MODULE_AUTHOR("Ivan Kuten");
-MODULE_DESCRIPTION("ALSA SoC ALC650 LN2440SBC");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/neo1973_gta02_wm8753.c b/sound/soc/s3c24xx/neo1973_gta02_wm8753.c
deleted file mode 100644 (file)
index 920e8d1..0000000
+++ /dev/null
@@ -1,504 +0,0 @@
-/*
- * neo1973_gta02_wm8753.c  --  SoC audio for Openmoko Freerunner(GTA02)
- *
- * Copyright 2007 Openmoko Inc
- * Author: Graeme Gregory <graeme@openmoko.org>
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory <linux@wolfsonmicro.com>
- * Copyright 2009 Wolfson Microelectronics
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <asm/mach-types.h>
-
-#include <plat/regs-iis.h>
-
-#include <mach/regs-clock.h>
-#include <asm/io.h>
-#include <mach/gta02.h>
-#include "../codecs/wm8753.h"
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-
-static struct snd_soc_card neo1973_gta02;
-
-static int neo1973_gta02_hifi_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       unsigned int pll_out = 0, bclk = 0;
-       int ret = 0;
-       unsigned long iis_clkrate;
-
-       iis_clkrate = s3c24xx_i2s_get_clockrate();
-
-       switch (params_rate(params)) {
-       case 8000:
-       case 16000:
-               pll_out = 12288000;
-               break;
-       case 48000:
-               bclk = WM8753_BCLK_DIV_4;
-               pll_out = 12288000;
-               break;
-       case 96000:
-               bclk = WM8753_BCLK_DIV_2;
-               pll_out = 12288000;
-               break;
-       case 11025:
-               bclk = WM8753_BCLK_DIV_16;
-               pll_out = 11289600;
-               break;
-       case 22050:
-               bclk = WM8753_BCLK_DIV_8;
-               pll_out = 11289600;
-               break;
-       case 44100:
-               bclk = WM8753_BCLK_DIV_4;
-               pll_out = 11289600;
-               break;
-       case 88200:
-               bclk = WM8753_BCLK_DIV_2;
-               pll_out = 11289600;
-               break;
-       }
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai,
-               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
-               SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai,
-               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
-               SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
-               SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       /* set MCLK division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
-               S3C2410_IISMOD_32FS);
-       if (ret < 0)
-               return ret;
-
-       /* set codec BCLK division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(codec_dai,
-                                       WM8753_BCLKDIV, bclk);
-       if (ret < 0)
-               return ret;
-
-       /* set prescaler division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
-               S3C24XX_PRESCALE(4, 4));
-       if (ret < 0)
-               return ret;
-
-       /* codec PLL input is PCLK/4 */
-       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
-               iis_clkrate / 4, pll_out);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static int neo1973_gta02_hifi_hw_free(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
-       /* disable the PLL */
-       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
-}
-
-/*
- * Neo1973 WM8753 HiFi DAI opserations.
- */
-static struct snd_soc_ops neo1973_gta02_hifi_ops = {
-       .hw_params = neo1973_gta02_hifi_hw_params,
-       .hw_free = neo1973_gta02_hifi_hw_free,
-};
-
-static int neo1973_gta02_voice_hw_params(
-       struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       unsigned int pcmdiv = 0;
-       int ret = 0;
-       unsigned long iis_clkrate;
-
-       iis_clkrate = s3c24xx_i2s_get_clockrate();
-
-       if (params_rate(params) != 8000)
-               return -EINVAL;
-       if (params_channels(params) != 1)
-               return -EINVAL;
-
-       pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
-
-       /* todo: gg check mode (DSP_B) against CSR datasheet */
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
-               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK,
-               12288000, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       /* set codec PCM division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV,
-                                       pcmdiv);
-       if (ret < 0)
-               return ret;
-
-       /* configure and enable PLL for 12.288MHz output */
-       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
-               iis_clkrate / 4, 12288000);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static int neo1973_gta02_voice_hw_free(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
-       /* disable the PLL */
-       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
-}
-
-static struct snd_soc_ops neo1973_gta02_voice_ops = {
-       .hw_params = neo1973_gta02_voice_hw_params,
-       .hw_free = neo1973_gta02_voice_hw_free,
-};
-
-#define LM4853_AMP 1
-#define LM4853_SPK 2
-
-static u8 lm4853_state;
-
-/* This has no effect, it exists only to maintain compatibility with
- * existing ALSA state files.
- */
-static int lm4853_set_state(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       int val = ucontrol->value.integer.value[0];
-
-       if (val)
-               lm4853_state |= LM4853_AMP;
-       else
-               lm4853_state &= ~LM4853_AMP;
-
-       return 0;
-}
-
-static int lm4853_get_state(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.integer.value[0] = lm4853_state & LM4853_AMP;
-
-       return 0;
-}
-
-static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       int val = ucontrol->value.integer.value[0];
-
-       if (val) {
-               lm4853_state |= LM4853_SPK;
-               gpio_set_value(GTA02_GPIO_HP_IN, 0);
-       } else {
-               lm4853_state &= ~LM4853_SPK;
-               gpio_set_value(GTA02_GPIO_HP_IN, 1);
-       }
-
-       return 0;
-}
-
-static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.integer.value[0] = (lm4853_state & LM4853_SPK) >> 1;
-
-       return 0;
-}
-
-static int lm4853_event(struct snd_soc_dapm_widget *w,
-                       struct snd_kcontrol *k,
-                       int event)
-{
-       gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
-
-       return 0;
-}
-
-static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
-       SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
-       SND_SOC_DAPM_LINE("GSM Line Out", NULL),
-       SND_SOC_DAPM_LINE("GSM Line In", NULL),
-       SND_SOC_DAPM_MIC("Headset Mic", NULL),
-       SND_SOC_DAPM_MIC("Handset Mic", NULL),
-       SND_SOC_DAPM_SPK("Handset Spk", NULL),
-};
-
-
-/* example machine audio_mapnections */
-static const struct snd_soc_dapm_route audio_map[] = {
-
-       /* Connections to the lm4853 amp */
-       {"Stereo Out", NULL, "LOUT1"},
-       {"Stereo Out", NULL, "ROUT1"},
-
-       /* Connections to the GSM Module */
-       {"GSM Line Out", NULL, "MONO1"},
-       {"GSM Line Out", NULL, "MONO2"},
-       {"RXP", NULL, "GSM Line In"},
-       {"RXN", NULL, "GSM Line In"},
-
-       /* Connections to Headset */
-       {"MIC1", NULL, "Mic Bias"},
-       {"Mic Bias", NULL, "Headset Mic"},
-
-       /* Call Mic */
-       {"MIC2", NULL, "Mic Bias"},
-       {"MIC2N", NULL, "Mic Bias"},
-       {"Mic Bias", NULL, "Handset Mic"},
-
-       /* Call Speaker */
-       {"Handset Spk", NULL, "LOUT2"},
-       {"Handset Spk", NULL, "ROUT2"},
-
-       /* Connect the ALC pins */
-       {"ACIN", NULL, "ACOP"},
-};
-
-static const struct snd_kcontrol_new wm8753_neo1973_gta02_controls[] = {
-       SOC_DAPM_PIN_SWITCH("Stereo Out"),
-       SOC_DAPM_PIN_SWITCH("GSM Line Out"),
-       SOC_DAPM_PIN_SWITCH("GSM Line In"),
-       SOC_DAPM_PIN_SWITCH("Headset Mic"),
-       SOC_DAPM_PIN_SWITCH("Handset Mic"),
-       SOC_DAPM_PIN_SWITCH("Handset Spk"),
-
-       /* This has no effect, it exists only to maintain compatibility with
-        * existing ALSA state files.
-        */
-       SOC_SINGLE_EXT("Amp State Switch", 6, 0, 1, 0,
-               lm4853_get_state,
-               lm4853_set_state),
-       SOC_SINGLE_EXT("Amp Spk Switch", 7, 0, 1, 0,
-               lm4853_get_spk,
-               lm4853_set_spk),
-};
-
-/*
- * This is an example machine initialisation for a wm8753 connected to a
- * neo1973 GTA02.
- */
-static int neo1973_gta02_wm8753_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-       int err;
-
-       /* set up NC codec pins */
-       snd_soc_dapm_nc_pin(dapm, "OUT3");
-       snd_soc_dapm_nc_pin(dapm, "OUT4");
-       snd_soc_dapm_nc_pin(dapm, "LINE1");
-       snd_soc_dapm_nc_pin(dapm, "LINE2");
-
-       /* Add neo1973 gta02 specific widgets */
-       snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
-                                 ARRAY_SIZE(wm8753_dapm_widgets));
-
-       /* add neo1973 gta02 specific controls */
-       err = snd_soc_add_controls(codec, wm8753_neo1973_gta02_controls,
-               ARRAY_SIZE(wm8753_neo1973_gta02_controls));
-
-       if (err < 0)
-               return err;
-
-       /* set up neo1973 gta02 specific audio path audio_map */
-       snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-
-       /* set endpoints to default off mode */
-       snd_soc_dapm_disable_pin(dapm, "Stereo Out");
-       snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-       snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-       snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-       snd_soc_dapm_disable_pin(dapm, "Handset Mic");
-       snd_soc_dapm_disable_pin(dapm, "Handset Spk");
-
-       /* allow audio paths from the GSM modem to run during suspend */
-       snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
-       snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
-       snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
-       snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
-       snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
-       snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
-
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-/*
- * BT Codec DAI
- */
-static struct snd_soc_dai_driver bt_dai = {
-       .name = "bluetooth-dai",
-       .playback = {
-               .channels_min = 1,
-               .channels_max = 1,
-               .rates = SNDRV_PCM_RATE_8000,
-               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-       .capture = {
-               .channels_min = 1,
-               .channels_max = 1,
-               .rates = SNDRV_PCM_RATE_8000,
-               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-};
-
-static struct snd_soc_dai_link neo1973_gta02_dai[] = {
-{ /* Hifi Playback - for similatious use with voice below */
-       .name = "WM8753",
-       .stream_name = "WM8753 HiFi",
-       .cpu_dai_name = "s3c24xx-i2s",
-       .codec_dai_name = "wm8753-hifi",
-       .init = neo1973_gta02_wm8753_init,
-       .platform_name = "samsung-audio",
-       .codec_name = "wm8753-codec.0-0x1a",
-       .ops = &neo1973_gta02_hifi_ops,
-},
-{ /* Voice via BT */
-       .name = "Bluetooth",
-       .stream_name = "Voice",
-       .cpu_dai_name = "bluetooth-dai",
-       .codec_dai_name = "wm8753-voice",
-       .ops = &neo1973_gta02_voice_ops,
-       .codec_name = "wm8753-codec.0-0x1a",
-       .platform_name = "samsung-audio",
-},
-};
-
-static struct snd_soc_card neo1973_gta02 = {
-       .name = "neo1973-gta02",
-       .dai_link = neo1973_gta02_dai,
-       .num_links = ARRAY_SIZE(neo1973_gta02_dai),
-};
-
-static struct platform_device *neo1973_gta02_snd_device;
-
-static int __init neo1973_gta02_init(void)
-{
-       int ret;
-
-       if (!machine_is_neo1973_gta02()) {
-               printk(KERN_INFO
-                      "Only GTA02 is supported by this ASoC driver\n");
-               return -ENODEV;
-       }
-
-       neo1973_gta02_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!neo1973_gta02_snd_device)
-               return -ENOMEM;
-
-       /* register bluetooth DAI here */
-       ret = snd_soc_register_dai(&neo1973_gta02_snd_device->dev, -1, &bt_dai);
-       if (ret) {
-               platform_device_put(neo1973_gta02_snd_device);
-               return ret;
-       }
-
-       platform_set_drvdata(neo1973_gta02_snd_device, &neo1973_gta02);
-       ret = platform_device_add(neo1973_gta02_snd_device);
-
-       if (ret) {
-               platform_device_put(neo1973_gta02_snd_device);
-               return ret;
-       }
-
-       /* Initialise GPIOs used by amp */
-       ret = gpio_request(GTA02_GPIO_HP_IN, "GTA02_HP_IN");
-       if (ret) {
-               pr_err("gta02_wm8753: Failed to register GPIO %d\n", GTA02_GPIO_HP_IN);
-               goto err_unregister_device;
-       }
-
-       ret = gpio_direction_output(GTA02_GPIO_HP_IN, 1);
-       if (ret) {
-               pr_err("gta02_wm8753: Failed to configure GPIO %d\n", GTA02_GPIO_HP_IN);
-               goto err_free_gpio_hp_in;
-       }
-
-       ret = gpio_request(GTA02_GPIO_AMP_SHUT, "GTA02_AMP_SHUT");
-       if (ret) {
-               pr_err("gta02_wm8753: Failed to register GPIO %d\n", GTA02_GPIO_AMP_SHUT);
-               goto err_free_gpio_hp_in;
-       }
-
-       ret = gpio_direction_output(GTA02_GPIO_AMP_SHUT, 1);
-       if (ret) {
-               pr_err("gta02_wm8753: Failed to configure GPIO %d\n", GTA02_GPIO_AMP_SHUT);
-               goto err_free_gpio_amp_shut;
-       }
-
-       return 0;
-
-err_free_gpio_amp_shut:
-       gpio_free(GTA02_GPIO_AMP_SHUT);
-err_free_gpio_hp_in:
-       gpio_free(GTA02_GPIO_HP_IN);
-err_unregister_device:
-       platform_device_unregister(neo1973_gta02_snd_device);
-       return ret;
-}
-module_init(neo1973_gta02_init);
-
-static void __exit neo1973_gta02_exit(void)
-{
-       snd_soc_unregister_dai(&neo1973_gta02_snd_device->dev, -1);
-       platform_device_unregister(neo1973_gta02_snd_device);
-       gpio_free(GTA02_GPIO_HP_IN);
-       gpio_free(GTA02_GPIO_AMP_SHUT);
-}
-module_exit(neo1973_gta02_exit);
-
-/* Module information */
-MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org");
-MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 GTA02");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/neo1973_wm8753.c b/sound/soc/s3c24xx/neo1973_wm8753.c
deleted file mode 100644 (file)
index c7a2451..0000000
+++ /dev/null
@@ -1,706 +0,0 @@
-/*
- * neo1973_wm8753.c  --  SoC audio for Neo1973
- *
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/i2c.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/tlv.h>
-
-#include <asm/mach-types.h>
-#include <asm/hardware/scoop.h>
-#include <mach/regs-clock.h>
-#include <mach/regs-gpio.h>
-#include <mach/hardware.h>
-#include <linux/io.h>
-#include <mach/spi-gpio.h>
-
-#include <plat/regs-iis.h>
-
-#include "../codecs/wm8753.h"
-#include "lm4857.h"
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-
-/* define the scenarios */
-#define NEO_AUDIO_OFF                  0
-#define NEO_GSM_CALL_AUDIO_HANDSET     1
-#define NEO_GSM_CALL_AUDIO_HEADSET     2
-#define NEO_GSM_CALL_AUDIO_BLUETOOTH   3
-#define NEO_STEREO_TO_SPEAKERS         4
-#define NEO_STEREO_TO_HEADPHONES       5
-#define NEO_CAPTURE_HANDSET            6
-#define NEO_CAPTURE_HEADSET            7
-#define NEO_CAPTURE_BLUETOOTH          8
-
-static struct snd_soc_card neo1973;
-static struct i2c_client *i2c;
-
-static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       unsigned int pll_out = 0, bclk = 0;
-       int ret = 0;
-       unsigned long iis_clkrate;
-
-       pr_debug("Entered %s\n", __func__);
-
-       iis_clkrate = s3c24xx_i2s_get_clockrate();
-
-       switch (params_rate(params)) {
-       case 8000:
-       case 16000:
-               pll_out = 12288000;
-               break;
-       case 48000:
-               bclk = WM8753_BCLK_DIV_4;
-               pll_out = 12288000;
-               break;
-       case 96000:
-               bclk = WM8753_BCLK_DIV_2;
-               pll_out = 12288000;
-               break;
-       case 11025:
-               bclk = WM8753_BCLK_DIV_16;
-               pll_out = 11289600;
-               break;
-       case 22050:
-               bclk = WM8753_BCLK_DIV_8;
-               pll_out = 11289600;
-               break;
-       case 44100:
-               bclk = WM8753_BCLK_DIV_4;
-               pll_out = 11289600;
-               break;
-       case 88200:
-               bclk = WM8753_BCLK_DIV_2;
-               pll_out = 11289600;
-               break;
-       }
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai,
-               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
-               SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai,
-               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
-               SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
-               SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       /* set MCLK division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
-               S3C2410_IISMOD_32FS);
-       if (ret < 0)
-               return ret;
-
-       /* set codec BCLK division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk);
-       if (ret < 0)
-               return ret;
-
-       /* set prescaler division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
-               S3C24XX_PRESCALE(4, 4));
-       if (ret < 0)
-               return ret;
-
-       /* codec PLL input is PCLK/4 */
-       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
-               iis_clkrate / 4, pll_out);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
-       pr_debug("Entered %s\n", __func__);
-
-       /* disable the PLL */
-       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
-}
-
-/*
- * Neo1973 WM8753 HiFi DAI opserations.
- */
-static struct snd_soc_ops neo1973_hifi_ops = {
-       .hw_params = neo1973_hifi_hw_params,
-       .hw_free = neo1973_hifi_hw_free,
-};
-
-static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       unsigned int pcmdiv = 0;
-       int ret = 0;
-       unsigned long iis_clkrate;
-
-       pr_debug("Entered %s\n", __func__);
-
-       iis_clkrate = s3c24xx_i2s_get_clockrate();
-
-       if (params_rate(params) != 8000)
-               return -EINVAL;
-       if (params_channels(params) != 1)
-               return -EINVAL;
-
-       pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
-
-       /* todo: gg check mode (DSP_B) against CSR datasheet */
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
-               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, 12288000,
-               SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       /* set codec PCM division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);
-       if (ret < 0)
-               return ret;
-
-       /* configure and enable PLL for 12.288MHz output */
-       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
-               iis_clkrate / 4, 12288000);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
-       pr_debug("Entered %s\n", __func__);
-
-       /* disable the PLL */
-       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
-}
-
-static struct snd_soc_ops neo1973_voice_ops = {
-       .hw_params = neo1973_voice_hw_params,
-       .hw_free = neo1973_voice_hw_free,
-};
-
-static int neo1973_scenario;
-
-static int neo1973_get_scenario(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.integer.value[0] = neo1973_scenario;
-       return 0;
-}
-
-static int set_scenario_endpoints(struct snd_soc_codec *codec, int scenario)
-{
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-
-       pr_debug("Entered %s\n", __func__);
-
-       switch (neo1973_scenario) {
-       case NEO_AUDIO_OFF:
-               snd_soc_dapm_disable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       case NEO_GSM_CALL_AUDIO_HANDSET:
-               snd_soc_dapm_enable_pin(dapm, "Audio Out");
-               snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_enable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_enable_pin(dapm, "Call Mic");
-               break;
-       case NEO_GSM_CALL_AUDIO_HEADSET:
-               snd_soc_dapm_enable_pin(dapm, "Audio Out");
-               snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_enable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_enable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       case NEO_GSM_CALL_AUDIO_BLUETOOTH:
-               snd_soc_dapm_disable_pin(dapm, "Audio Out");
-               snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_enable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       case NEO_STEREO_TO_SPEAKERS:
-               snd_soc_dapm_enable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       case NEO_STEREO_TO_HEADPHONES:
-               snd_soc_dapm_enable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       case NEO_CAPTURE_HANDSET:
-               snd_soc_dapm_disable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_enable_pin(dapm, "Call Mic");
-               break;
-       case NEO_CAPTURE_HEADSET:
-               snd_soc_dapm_disable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_enable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       case NEO_CAPTURE_BLUETOOTH:
-               snd_soc_dapm_disable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-               break;
-       default:
-               snd_soc_dapm_disable_pin(dapm, "Audio Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
-               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
-               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
-               snd_soc_dapm_disable_pin(dapm, "Call Mic");
-       }
-
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-static int neo1973_set_scenario(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (neo1973_scenario == ucontrol->value.integer.value[0])
-               return 0;
-
-       neo1973_scenario = ucontrol->value.integer.value[0];
-       set_scenario_endpoints(codec, neo1973_scenario);
-       return 1;
-}
-
-static u8 lm4857_regs[4] = {0x00, 0x40, 0x80, 0xC0};
-
-static void lm4857_write_regs(void)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       if (i2c_master_send(i2c, lm4857_regs, 4) != 4)
-               printk(KERN_ERR "lm4857: i2c write failed\n");
-}
-
-static int lm4857_get_reg(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       struct soc_mixer_control *mc =
-               (struct soc_mixer_control *)kcontrol->private_value;
-       int reg = mc->reg;
-       int shift = mc->shift;
-       int mask = mc->max;
-
-       pr_debug("Entered %s\n", __func__);
-
-       ucontrol->value.integer.value[0] = (lm4857_regs[reg] >> shift) & mask;
-       return 0;
-}
-
-static int lm4857_set_reg(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       struct soc_mixer_control *mc =
-               (struct soc_mixer_control *)kcontrol->private_value;
-       int reg = mc->reg;
-       int shift = mc->shift;
-       int mask = mc->max;
-
-       if (((lm4857_regs[reg] >> shift) & mask) ==
-               ucontrol->value.integer.value[0])
-               return 0;
-
-       lm4857_regs[reg] &= ~(mask << shift);
-       lm4857_regs[reg] |= ucontrol->value.integer.value[0] << shift;
-       lm4857_write_regs();
-       return 1;
-}
-
-static int lm4857_get_mode(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       u8 value = lm4857_regs[LM4857_CTRL] & 0x0F;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (value)
-               value -= 5;
-
-       ucontrol->value.integer.value[0] = value;
-       return 0;
-}
-
-static int lm4857_set_mode(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       u8 value = ucontrol->value.integer.value[0];
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (value)
-               value += 5;
-
-       if ((lm4857_regs[LM4857_CTRL] & 0x0F) == value)
-               return 0;
-
-       lm4857_regs[LM4857_CTRL] &= 0xF0;
-       lm4857_regs[LM4857_CTRL] |= value;
-       lm4857_write_regs();
-       return 1;
-}
-
-static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
-       SND_SOC_DAPM_LINE("Audio Out", NULL),
-       SND_SOC_DAPM_LINE("GSM Line Out", NULL),
-       SND_SOC_DAPM_LINE("GSM Line In", NULL),
-       SND_SOC_DAPM_MIC("Headset Mic", NULL),
-       SND_SOC_DAPM_MIC("Call Mic", NULL),
-};
-
-
-static const struct snd_soc_dapm_route dapm_routes[] = {
-
-       /* Connections to the lm4857 amp */
-       {"Audio Out", NULL, "LOUT1"},
-       {"Audio Out", NULL, "ROUT1"},
-
-       /* Connections to the GSM Module */
-       {"GSM Line Out", NULL, "MONO1"},
-       {"GSM Line Out", NULL, "MONO2"},
-       {"RXP", NULL, "GSM Line In"},
-       {"RXN", NULL, "GSM Line In"},
-
-       /* Connections to Headset */
-       {"MIC1", NULL, "Mic Bias"},
-       {"Mic Bias", NULL, "Headset Mic"},
-
-       /* Call Mic */
-       {"MIC2", NULL, "Mic Bias"},
-       {"MIC2N", NULL, "Mic Bias"},
-       {"Mic Bias", NULL, "Call Mic"},
-
-       /* Connect the ALC pins */
-       {"ACIN", NULL, "ACOP"},
-};
-
-static const char *lm4857_mode[] = {
-       "Off",
-       "Call Speaker",
-       "Stereo Speakers",
-       "Stereo Speakers + Headphones",
-       "Headphones"
-};
-
-static const struct soc_enum lm4857_mode_enum[] = {
-       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(lm4857_mode), lm4857_mode),
-};
-
-static const char *neo_scenarios[] = {
-       "Off",
-       "GSM Handset",
-       "GSM Headset",
-       "GSM Bluetooth",
-       "Speakers",
-       "Headphones",
-       "Capture Handset",
-       "Capture Headset",
-       "Capture Bluetooth"
-};
-
-static const struct soc_enum neo_scenario_enum[] = {
-       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(neo_scenarios), neo_scenarios),
-};
-
-static const DECLARE_TLV_DB_SCALE(stereo_tlv, -4050, 150, 0);
-static const DECLARE_TLV_DB_SCALE(mono_tlv, -3450, 150, 0);
-
-static const struct snd_kcontrol_new wm8753_neo1973_controls[] = {
-       SOC_SINGLE_EXT_TLV("Amp Left Playback Volume", LM4857_LVOL, 0, 31, 0,
-               lm4857_get_reg, lm4857_set_reg, stereo_tlv),
-       SOC_SINGLE_EXT_TLV("Amp Right Playback Volume", LM4857_RVOL, 0, 31, 0,
-               lm4857_get_reg, lm4857_set_reg, stereo_tlv),
-       SOC_SINGLE_EXT_TLV("Amp Mono Playback Volume", LM4857_MVOL, 0, 31, 0,
-               lm4857_get_reg, lm4857_set_reg, mono_tlv),
-       SOC_ENUM_EXT("Amp Mode", lm4857_mode_enum[0],
-               lm4857_get_mode, lm4857_set_mode),
-       SOC_ENUM_EXT("Neo Mode", neo_scenario_enum[0],
-               neo1973_get_scenario, neo1973_set_scenario),
-       SOC_SINGLE_EXT("Amp Spk 3D Playback Switch", LM4857_LVOL, 5, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-       SOC_SINGLE_EXT("Amp HP 3d Playback Switch", LM4857_RVOL, 5, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-       SOC_SINGLE_EXT("Amp Fast Wakeup Playback Switch", LM4857_CTRL, 5, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-       SOC_SINGLE_EXT("Amp Earpiece 6dB Playback Switch", LM4857_CTRL, 4, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-};
-
-/*
- * This is an example machine initialisation for a wm8753 connected to a
- * neo1973 II. It is missing logic to detect hp/mic insertions and logic
- * to re-route the audio in such an event.
- */
-static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-       int err;
-
-       pr_debug("Entered %s\n", __func__);
-
-       /* set up NC codec pins */
-       snd_soc_dapm_nc_pin(dapm, "LOUT2");
-       snd_soc_dapm_nc_pin(dapm, "ROUT2");
-       snd_soc_dapm_nc_pin(dapm, "OUT3");
-       snd_soc_dapm_nc_pin(dapm, "OUT4");
-       snd_soc_dapm_nc_pin(dapm, "LINE1");
-       snd_soc_dapm_nc_pin(dapm, "LINE2");
-
-       /* Add neo1973 specific widgets */
-       snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
-                                 ARRAY_SIZE(wm8753_dapm_widgets));
-
-       /* set endpoints to default mode */
-       set_scenario_endpoints(codec, NEO_AUDIO_OFF);
-
-       /* add neo1973 specific controls */
-       err = snd_soc_add_controls(codec, wm8753_neo1973_controls,
-                               ARRAY_SIZE(8753_neo1973_controls));
-       if (err < 0)
-               return err;
-
-       /* set up neo1973 specific audio routes */
-       err = snd_soc_dapm_add_routes(dapm, dapm_routes,
-                                     ARRAY_SIZE(dapm_routes));
-
-       snd_soc_dapm_sync(dapm);
-       return 0;
-}
-
-/*
- * BT Codec DAI
- */
-static struct snd_soc_dai bt_dai = {
-       .name = "bluetooth-dai",
-       .playback = {
-               .channels_min = 1,
-               .channels_max = 1,
-               .rates = SNDRV_PCM_RATE_8000,
-               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-       .capture = {
-               .channels_min = 1,
-               .channels_max = 1,
-               .rates = SNDRV_PCM_RATE_8000,
-               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-};
-
-static struct snd_soc_dai_link neo1973_dai[] = {
-{ /* Hifi Playback - for similatious use with voice below */
-       .name = "WM8753",
-       .stream_name = "WM8753 HiFi",
-       .platform_name = "samsung-audio",
-       .cpu_dai_name = "s3c24xx-i2s",
-       .codec_dai_name = "wm8753-hifi",
-       .codec_name = "wm8753-codec.0-0x1a",
-       .init = neo1973_wm8753_init,
-       .ops = &neo1973_hifi_ops,
-},
-{ /* Voice via BT */
-       .name = "Bluetooth",
-       .stream_name = "Voice",
-       .platform_name = "samsung-audio",
-       .cpu_dai_name = "bluetooth-dai",
-       .codec_dai_name = "wm8753-voice",
-       .codec_name = "wm8753-codec.0-0x1a",
-       .ops = &neo1973_voice_ops,
-},
-};
-
-static struct snd_soc_card neo1973 = {
-       .name = "neo1973",
-       .dai_link = neo1973_dai,
-       .num_links = ARRAY_SIZE(neo1973_dai),
-};
-
-static int lm4857_i2c_probe(struct i2c_client *client,
-                           const struct i2c_device_id *id)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       i2c = client;
-
-       lm4857_write_regs();
-       return 0;
-}
-
-static int lm4857_i2c_remove(struct i2c_client *client)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       i2c = NULL;
-
-       return 0;
-}
-
-static u8 lm4857_state;
-
-static int lm4857_suspend(struct i2c_client *dev, pm_message_t state)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       dev_dbg(&dev->dev, "lm4857_suspend\n");
-       lm4857_state = lm4857_regs[LM4857_CTRL] & 0xf;
-       if (lm4857_state) {
-               lm4857_regs[LM4857_CTRL] &= 0xf0;
-               lm4857_write_regs();
-       }
-       return 0;
-}
-
-static int lm4857_resume(struct i2c_client *dev)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       if (lm4857_state) {
-               lm4857_regs[LM4857_CTRL] |= (lm4857_state & 0x0f);
-               lm4857_write_regs();
-       }
-       return 0;
-}
-
-static void lm4857_shutdown(struct i2c_client *dev)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       dev_dbg(&dev->dev, "lm4857_shutdown\n");
-       lm4857_regs[LM4857_CTRL] &= 0xf0;
-       lm4857_write_regs();
-}
-
-static const struct i2c_device_id lm4857_i2c_id[] = {
-       { "neo1973_lm4857", 0 },
-       { }
-};
-
-static struct i2c_driver lm4857_i2c_driver = {
-       .driver = {
-               .name = "LM4857 I2C Amp",
-               .owner = THIS_MODULE,
-       },
-       .suspend =        lm4857_suspend,
-       .resume =         lm4857_resume,
-       .shutdown =       lm4857_shutdown,
-       .probe =          lm4857_i2c_probe,
-       .remove =         lm4857_i2c_remove,
-       .id_table =       lm4857_i2c_id,
-};
-
-static struct platform_device *neo1973_snd_device;
-
-static int __init neo1973_init(void)
-{
-       int ret;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (!machine_is_neo1973_gta01()) {
-               printk(KERN_INFO
-                       "Only GTA01 hardware supported by ASoC driver\n");
-               return -ENODEV;
-       }
-
-       neo1973_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!neo1973_snd_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(neo1973_snd_device, &neo1973);
-       ret = platform_device_add(neo1973_snd_device);
-
-       if (ret) {
-               platform_device_put(neo1973_snd_device);
-               return ret;
-       }
-
-       ret = i2c_add_driver(&lm4857_i2c_driver);
-
-       if (ret != 0)
-               platform_device_unregister(neo1973_snd_device);
-
-       return ret;
-}
-
-static void __exit neo1973_exit(void)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       i2c_del_driver(&lm4857_i2c_driver);
-       platform_device_unregister(neo1973_snd_device);
-}
-
-module_init(neo1973_init);
-module_exit(neo1973_exit);
-
-/* Module information */
-MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
-MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/pcm.c b/sound/soc/s3c24xx/pcm.c
deleted file mode 100644 (file)
index 4d0f6e4..0000000
+++ /dev/null
@@ -1,552 +0,0 @@
-/* sound/soc/s3c24xx/pcm.c
- *
- * ALSA SoC Audio Layer - S3C PCM-Controller driver
- *
- * Copyright (c) 2009 Samsung Electronics Co. Ltd
- * Author: Jaswinder Singh <jassi.brar@samsung.com>
- * based upon I2S drivers by Ben Dooks.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/delay.h>
-#include <linux/clk.h>
-#include <linux/kernel.h>
-#include <linux/gpio.h>
-#include <linux/io.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include <plat/audio.h>
-#include <plat/dma.h>
-
-#include "dma.h"
-#include "pcm.h"
-
-static struct s3c2410_dma_client s3c_pcm_dma_client_out = {
-       .name           = "PCM Stereo out"
-};
-
-static struct s3c2410_dma_client s3c_pcm_dma_client_in = {
-       .name           = "PCM Stereo in"
-};
-
-static struct s3c_dma_params s3c_pcm_stereo_out[] = {
-       [0] = {
-               .client         = &s3c_pcm_dma_client_out,
-               .dma_size       = 4,
-       },
-       [1] = {
-               .client         = &s3c_pcm_dma_client_out,
-               .dma_size       = 4,
-       },
-};
-
-static struct s3c_dma_params s3c_pcm_stereo_in[] = {
-       [0] = {
-               .client         = &s3c_pcm_dma_client_in,
-               .dma_size       = 4,
-       },
-       [1] = {
-               .client         = &s3c_pcm_dma_client_in,
-               .dma_size       = 4,
-       },
-};
-
-static struct s3c_pcm_info s3c_pcm[2];
-
-static void s3c_pcm_snd_txctrl(struct s3c_pcm_info *pcm, int on)
-{
-       void __iomem *regs = pcm->regs;
-       u32 ctl, clkctl;
-
-       clkctl = readl(regs + S3C_PCM_CLKCTL);
-       ctl = readl(regs + S3C_PCM_CTL);
-       ctl &= ~(S3C_PCM_CTL_TXDIPSTICK_MASK
-                        << S3C_PCM_CTL_TXDIPSTICK_SHIFT);
-
-       if (on) {
-               ctl |= S3C_PCM_CTL_TXDMA_EN;
-               ctl |= S3C_PCM_CTL_TXFIFO_EN;
-               ctl |= S3C_PCM_CTL_ENABLE;
-               ctl |= (0x4<<S3C_PCM_CTL_TXDIPSTICK_SHIFT);
-               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
-       } else {
-               ctl &= ~S3C_PCM_CTL_TXDMA_EN;
-               ctl &= ~S3C_PCM_CTL_TXFIFO_EN;
-
-               if (!(ctl & S3C_PCM_CTL_RXFIFO_EN)) {
-                       ctl &= ~S3C_PCM_CTL_ENABLE;
-                       if (!pcm->idleclk)
-                               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
-               }
-       }
-
-       writel(clkctl, regs + S3C_PCM_CLKCTL);
-       writel(ctl, regs + S3C_PCM_CTL);
-}
-
-static void s3c_pcm_snd_rxctrl(struct s3c_pcm_info *pcm, int on)
-{
-       void __iomem *regs = pcm->regs;
-       u32 ctl, clkctl;
-
-       ctl = readl(regs + S3C_PCM_CTL);
-       clkctl = readl(regs + S3C_PCM_CLKCTL);
-       ctl &= ~(S3C_PCM_CTL_RXDIPSTICK_MASK
-                        << S3C_PCM_CTL_RXDIPSTICK_SHIFT);
-
-       if (on) {
-               ctl |= S3C_PCM_CTL_RXDMA_EN;
-               ctl |= S3C_PCM_CTL_RXFIFO_EN;
-               ctl |= S3C_PCM_CTL_ENABLE;
-               ctl |= (0x20<<S3C_PCM_CTL_RXDIPSTICK_SHIFT);
-               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
-       } else {
-               ctl &= ~S3C_PCM_CTL_RXDMA_EN;
-               ctl &= ~S3C_PCM_CTL_RXFIFO_EN;
-
-               if (!(ctl & S3C_PCM_CTL_TXFIFO_EN)) {
-                       ctl &= ~S3C_PCM_CTL_ENABLE;
-                       if (!pcm->idleclk)
-                               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
-               }
-       }
-
-       writel(clkctl, regs + S3C_PCM_CLKCTL);
-       writel(ctl, regs + S3C_PCM_CTL);
-}
-
-static int s3c_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
-                              struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(rtd->cpu_dai);
-       unsigned long flags;
-
-       dev_dbg(pcm->dev, "Entered %s\n", __func__);
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               spin_lock_irqsave(&pcm->lock, flags);
-
-               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-                       s3c_pcm_snd_rxctrl(pcm, 1);
-               else
-                       s3c_pcm_snd_txctrl(pcm, 1);
-
-               spin_unlock_irqrestore(&pcm->lock, flags);
-               break;
-
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               spin_lock_irqsave(&pcm->lock, flags);
-
-               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-                       s3c_pcm_snd_rxctrl(pcm, 0);
-               else
-                       s3c_pcm_snd_txctrl(pcm, 0);
-
-               spin_unlock_irqrestore(&pcm->lock, flags);
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-static int s3c_pcm_hw_params(struct snd_pcm_substream *substream,
-                                struct snd_pcm_hw_params *params,
-                                struct snd_soc_dai *socdai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(rtd->cpu_dai);
-       struct s3c_dma_params *dma_data;
-       void __iomem *regs = pcm->regs;
-       struct clk *clk;
-       int sclk_div, sync_div;
-       unsigned long flags;
-       u32 clkctl;
-
-       dev_dbg(pcm->dev, "Entered %s\n", __func__);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               dma_data = pcm->dma_playback;
-       else
-               dma_data = pcm->dma_capture;
-
-       snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
-
-       /* Strictly check for sample size */
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S16_LE:
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       spin_lock_irqsave(&pcm->lock, flags);
-
-       /* Get hold of the PCMSOURCE_CLK */
-       clkctl = readl(regs + S3C_PCM_CLKCTL);
-       if (clkctl & S3C_PCM_CLKCTL_SERCLKSEL_PCLK)
-               clk = pcm->pclk;
-       else
-               clk = pcm->cclk;
-
-       /* Set the SCLK divider */
-       sclk_div = clk_get_rate(clk) / pcm->sclk_per_fs /
-                                       params_rate(params) / 2 - 1;
-
-       clkctl &= ~(S3C_PCM_CLKCTL_SCLKDIV_MASK
-                       << S3C_PCM_CLKCTL_SCLKDIV_SHIFT);
-       clkctl |= ((sclk_div & S3C_PCM_CLKCTL_SCLKDIV_MASK)
-                       << S3C_PCM_CLKCTL_SCLKDIV_SHIFT);
-
-       /* Set the SYNC divider */
-       sync_div = pcm->sclk_per_fs - 1;
-
-       clkctl &= ~(S3C_PCM_CLKCTL_SYNCDIV_MASK
-                               << S3C_PCM_CLKCTL_SYNCDIV_SHIFT);
-       clkctl |= ((sync_div & S3C_PCM_CLKCTL_SYNCDIV_MASK)
-                               << S3C_PCM_CLKCTL_SYNCDIV_SHIFT);
-
-       writel(clkctl, regs + S3C_PCM_CLKCTL);
-
-       spin_unlock_irqrestore(&pcm->lock, flags);
-
-       dev_dbg(pcm->dev, "PCMSOURCE_CLK-%lu SCLK=%ufs SCLK_DIV=%d SYNC_DIV=%d\n",
-                               clk_get_rate(clk), pcm->sclk_per_fs,
-                               sclk_div, sync_div);
-
-       return 0;
-}
-
-static int s3c_pcm_set_fmt(struct snd_soc_dai *cpu_dai,
-                              unsigned int fmt)
-{
-       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai);
-       void __iomem *regs = pcm->regs;
-       unsigned long flags;
-       int ret = 0;
-       u32 ctl;
-
-       dev_dbg(pcm->dev, "Entered %s\n", __func__);
-
-       spin_lock_irqsave(&pcm->lock, flags);
-
-       ctl = readl(regs + S3C_PCM_CTL);
-
-       switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
-       case SND_SOC_DAIFMT_NB_NF:
-               /* Nothing to do, NB_NF by default */
-               break;
-       default:
-               dev_err(pcm->dev, "Unsupported clock inversion!\n");
-               ret = -EINVAL;
-               goto exit;
-       }
-
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_CBS_CFS:
-               /* Nothing to do, Master by default */
-               break;
-       default:
-               dev_err(pcm->dev, "Unsupported master/slave format!\n");
-               ret = -EINVAL;
-               goto exit;
-       }
-
-       switch (fmt & SND_SOC_DAIFMT_CLOCK_MASK) {
-       case SND_SOC_DAIFMT_CONT:
-               pcm->idleclk = 1;
-               break;
-       case SND_SOC_DAIFMT_GATED:
-               pcm->idleclk = 0;
-               break;
-       default:
-               dev_err(pcm->dev, "Invalid Clock gating request!\n");
-               ret = -EINVAL;
-               goto exit;
-       }
-
-       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-       case SND_SOC_DAIFMT_DSP_A:
-               ctl |= S3C_PCM_CTL_TXMSB_AFTER_FSYNC;
-               ctl |= S3C_PCM_CTL_RXMSB_AFTER_FSYNC;
-               break;
-       case SND_SOC_DAIFMT_DSP_B:
-               ctl &= ~S3C_PCM_CTL_TXMSB_AFTER_FSYNC;
-               ctl &= ~S3C_PCM_CTL_RXMSB_AFTER_FSYNC;
-               break;
-       default:
-               dev_err(pcm->dev, "Unsupported data format!\n");
-               ret = -EINVAL;
-               goto exit;
-       }
-
-       writel(ctl, regs + S3C_PCM_CTL);
-
-exit:
-       spin_unlock_irqrestore(&pcm->lock, flags);
-
-       return ret;
-}
-
-static int s3c_pcm_set_clkdiv(struct snd_soc_dai *cpu_dai,
-                                               int div_id, int div)
-{
-       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai);
-
-       switch (div_id) {
-       case S3C_PCM_SCLK_PER_FS:
-               pcm->sclk_per_fs = div;
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-static int s3c_pcm_set_sysclk(struct snd_soc_dai *cpu_dai,
-                                 int clk_id, unsigned int freq, int dir)
-{
-       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai);
-       void __iomem *regs = pcm->regs;
-       u32 clkctl = readl(regs + S3C_PCM_CLKCTL);
-
-       switch (clk_id) {
-       case S3C_PCM_CLKSRC_PCLK:
-               clkctl |= S3C_PCM_CLKCTL_SERCLKSEL_PCLK;
-               break;
-
-       case S3C_PCM_CLKSRC_MUX:
-               clkctl &= ~S3C_PCM_CLKCTL_SERCLKSEL_PCLK;
-
-               if (clk_get_rate(pcm->cclk) != freq)
-                       clk_set_rate(pcm->cclk, freq);
-
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       writel(clkctl, regs + S3C_PCM_CLKCTL);
-
-       return 0;
-}
-
-static struct snd_soc_dai_ops s3c_pcm_dai_ops = {
-       .set_sysclk     = s3c_pcm_set_sysclk,
-       .set_clkdiv     = s3c_pcm_set_clkdiv,
-       .trigger        = s3c_pcm_trigger,
-       .hw_params      = s3c_pcm_hw_params,
-       .set_fmt        = s3c_pcm_set_fmt,
-};
-
-#define S3C_PCM_RATES  SNDRV_PCM_RATE_8000_96000
-
-#define S3C_PCM_DAI_DECLARE                    \
-       .symmetric_rates = 1,                                   \
-       .ops = &s3c_pcm_dai_ops,                                \
-       .playback = {                                           \
-               .channels_min   = 2,                            \
-               .channels_max   = 2,                            \
-               .rates          = S3C_PCM_RATES,                \
-               .formats        = SNDRV_PCM_FMTBIT_S16_LE,      \
-       },                                                      \
-       .capture = {                                            \
-               .channels_min   = 2,                            \
-               .channels_max   = 2,                            \
-               .rates          = S3C_PCM_RATES,                \
-               .formats        = SNDRV_PCM_FMTBIT_S16_LE,      \
-       }
-
-struct snd_soc_dai_driver s3c_pcm_dai[] = {
-       [0] = {
-               .name   = "samsung-pcm.0",
-               S3C_PCM_DAI_DECLARE,
-       },
-       [1] = {
-               .name   = "samsung-pcm.1",
-               S3C_PCM_DAI_DECLARE,
-       },
-};
-EXPORT_SYMBOL_GPL(s3c_pcm_dai);
-
-static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev)
-{
-       struct s3c_pcm_info *pcm;
-       struct resource *mem_res, *dmatx_res, *dmarx_res;
-       struct s3c_audio_pdata *pcm_pdata;
-       int ret;
-
-       /* Check for valid device index */
-       if ((pdev->id < 0) || pdev->id >= ARRAY_SIZE(s3c_pcm)) {
-               dev_err(&pdev->dev, "id %d out of range\n", pdev->id);
-               return -EINVAL;
-       }
-
-       pcm_pdata = pdev->dev.platform_data;
-
-       /* Check for availability of necessary resource */
-       dmatx_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
-       if (!dmatx_res) {
-               dev_err(&pdev->dev, "Unable to get PCM-TX dma resource\n");
-               return -ENXIO;
-       }
-
-       dmarx_res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
-       if (!dmarx_res) {
-               dev_err(&pdev->dev, "Unable to get PCM-RX dma resource\n");
-               return -ENXIO;
-       }
-
-       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!mem_res) {
-               dev_err(&pdev->dev, "Unable to get register resource\n");
-               return -ENXIO;
-       }
-
-       if (pcm_pdata && pcm_pdata->cfg_gpio && pcm_pdata->cfg_gpio(pdev)) {
-               dev_err(&pdev->dev, "Unable to configure gpio\n");
-               return -EINVAL;
-       }
-
-       pcm = &s3c_pcm[pdev->id];
-       pcm->dev = &pdev->dev;
-
-       spin_lock_init(&pcm->lock);
-
-       /* Default is 128fs */
-       pcm->sclk_per_fs = 128;
-
-       pcm->cclk = clk_get(&pdev->dev, "audio-bus");
-       if (IS_ERR(pcm->cclk)) {
-               dev_err(&pdev->dev, "failed to get audio-bus\n");
-               ret = PTR_ERR(pcm->cclk);
-               goto err1;
-       }
-       clk_enable(pcm->cclk);
-
-       /* record our pcm structure for later use in the callbacks */
-       dev_set_drvdata(&pdev->dev, pcm);
-
-       if (!request_mem_region(mem_res->start,
-                               resource_size(mem_res), "samsung-pcm")) {
-               dev_err(&pdev->dev, "Unable to request register region\n");
-               ret = -EBUSY;
-               goto err2;
-       }
-
-       pcm->regs = ioremap(mem_res->start, 0x100);
-       if (pcm->regs == NULL) {
-               dev_err(&pdev->dev, "cannot ioremap registers\n");
-               ret = -ENXIO;
-               goto err3;
-       }
-
-       pcm->pclk = clk_get(&pdev->dev, "pcm");
-       if (IS_ERR(pcm->pclk)) {
-               dev_err(&pdev->dev, "failed to get pcm_clock\n");
-               ret = -ENOENT;
-               goto err4;
-       }
-       clk_enable(pcm->pclk);
-
-       ret = snd_soc_register_dai(&pdev->dev, &s3c_pcm_dai[pdev->id]);
-       if (ret != 0) {
-               dev_err(&pdev->dev, "failed to get pcm_clock\n");
-               goto err5;
-       }
-
-       s3c_pcm_stereo_in[pdev->id].dma_addr = mem_res->start
-                                                       + S3C_PCM_RXFIFO;
-       s3c_pcm_stereo_out[pdev->id].dma_addr = mem_res->start
-                                                       + S3C_PCM_TXFIFO;
-
-       s3c_pcm_stereo_in[pdev->id].channel = dmarx_res->start;
-       s3c_pcm_stereo_out[pdev->id].channel = dmatx_res->start;
-
-       pcm->dma_capture = &s3c_pcm_stereo_in[pdev->id];
-       pcm->dma_playback = &s3c_pcm_stereo_out[pdev->id];
-
-       return 0;
-
-err5:
-       clk_disable(pcm->pclk);
-       clk_put(pcm->pclk);
-err4:
-       iounmap(pcm->regs);
-err3:
-       release_mem_region(mem_res->start, resource_size(mem_res));
-err2:
-       clk_disable(pcm->cclk);
-       clk_put(pcm->cclk);
-err1:
-       return ret;
-}
-
-static __devexit int s3c_pcm_dev_remove(struct platform_device *pdev)
-{
-       struct s3c_pcm_info *pcm = &s3c_pcm[pdev->id];
-       struct resource *mem_res;
-
-       snd_soc_unregister_dai(&pdev->dev);
-
-       iounmap(pcm->regs);
-
-       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       release_mem_region(mem_res->start, resource_size(mem_res));
-
-       clk_disable(pcm->cclk);
-       clk_disable(pcm->pclk);
-       clk_put(pcm->pclk);
-       clk_put(pcm->cclk);
-
-       return 0;
-}
-
-static struct platform_driver s3c_pcm_driver = {
-       .probe  = s3c_pcm_dev_probe,
-       .remove = s3c_pcm_dev_remove,
-       .driver = {
-               .name = "samsung-pcm",
-               .owner = THIS_MODULE,
-       },
-};
-
-static int __init s3c_pcm_init(void)
-{
-       return platform_driver_register(&s3c_pcm_driver);
-}
-module_init(s3c_pcm_init);
-
-static void __exit s3c_pcm_exit(void)
-{
-       platform_driver_unregister(&s3c_pcm_driver);
-}
-module_exit(s3c_pcm_exit);
-
-/* Module information */
-MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");
-MODULE_DESCRIPTION("S3C PCM Controller Driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:samsung-pcm");
diff --git a/sound/soc/s3c24xx/pcm.h b/sound/soc/s3c24xx/pcm.h
deleted file mode 100644 (file)
index 3775216..0000000
+++ /dev/null
@@ -1,124 +0,0 @@
-/*  sound/soc/s3c24xx/pcm.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#ifndef __S3C_PCM_H
-#define __S3C_PCM_H __FILE__
-
-/*Register Offsets */
-#define S3C_PCM_CTL    (0x00)
-#define S3C_PCM_CLKCTL (0x04)
-#define S3C_PCM_TXFIFO (0x08)
-#define S3C_PCM_RXFIFO (0x0C)
-#define S3C_PCM_IRQCTL (0x10)
-#define S3C_PCM_IRQSTAT        (0x14)
-#define S3C_PCM_FIFOSTAT       (0x18)
-#define S3C_PCM_CLRINT (0x20)
-
-/* PCM_CTL Bit-Fields */
-#define S3C_PCM_CTL_TXDIPSTICK_MASK            (0x3f)
-#define S3C_PCM_CTL_TXDIPSTICK_SHIFT   (13)
-#define S3C_PCM_CTL_RXDIPSTICK_MASK            (0x3f)
-#define S3C_PCM_CTL_RXDIPSTICK_SHIFT   (7)
-#define S3C_PCM_CTL_TXDMA_EN           (0x1<<6)
-#define S3C_PCM_CTL_RXDMA_EN           (0x1<<5)
-#define S3C_PCM_CTL_TXMSB_AFTER_FSYNC  (0x1<<4)
-#define S3C_PCM_CTL_RXMSB_AFTER_FSYNC  (0x1<<3)
-#define S3C_PCM_CTL_TXFIFO_EN          (0x1<<2)
-#define S3C_PCM_CTL_RXFIFO_EN          (0x1<<1)
-#define S3C_PCM_CTL_ENABLE                     (0x1<<0)
-
-/* PCM_CLKCTL Bit-Fields */
-#define S3C_PCM_CLKCTL_SERCLK_EN               (0x1<<19)
-#define S3C_PCM_CLKCTL_SERCLKSEL_PCLK  (0x1<<18)
-#define S3C_PCM_CLKCTL_SCLKDIV_MASK            (0x1ff)
-#define S3C_PCM_CLKCTL_SYNCDIV_MASK            (0x1ff)
-#define S3C_PCM_CLKCTL_SCLKDIV_SHIFT   (9)
-#define S3C_PCM_CLKCTL_SYNCDIV_SHIFT   (0)
-
-/* PCM_TXFIFO Bit-Fields */
-#define S3C_PCM_TXFIFO_DVALID  (0x1<<16)
-#define S3C_PCM_TXFIFO_DATA_MSK        (0xffff<<0)
-
-/* PCM_RXFIFO Bit-Fields */
-#define S3C_PCM_RXFIFO_DVALID  (0x1<<16)
-#define S3C_PCM_RXFIFO_DATA_MSK        (0xffff<<0)
-
-/* PCM_IRQCTL Bit-Fields */
-#define S3C_PCM_IRQCTL_IRQEN           (0x1<<14)
-#define S3C_PCM_IRQCTL_WRDEN           (0x1<<12)
-#define S3C_PCM_IRQCTL_TXEMPTYEN               (0x1<<11)
-#define S3C_PCM_IRQCTL_TXALMSTEMPTYEN  (0x1<<10)
-#define S3C_PCM_IRQCTL_TXFULLEN                (0x1<<9)
-#define S3C_PCM_IRQCTL_TXALMSTFULLEN   (0x1<<8)
-#define S3C_PCM_IRQCTL_TXSTARVEN               (0x1<<7)
-#define S3C_PCM_IRQCTL_TXERROVRFLEN            (0x1<<6)
-#define S3C_PCM_IRQCTL_RXEMPTEN                (0x1<<5)
-#define S3C_PCM_IRQCTL_RXALMSTEMPTEN   (0x1<<4)
-#define S3C_PCM_IRQCTL_RXFULLEN                (0x1<<3)
-#define S3C_PCM_IRQCTL_RXALMSTFULLEN   (0x1<<2)
-#define S3C_PCM_IRQCTL_RXSTARVEN               (0x1<<1)
-#define S3C_PCM_IRQCTL_RXERROVRFLEN            (0x1<<0)
-
-/* PCM_IRQSTAT Bit-Fields */
-#define S3C_PCM_IRQSTAT_IRQPND         (0x1<<13)
-#define S3C_PCM_IRQSTAT_WRD_XFER               (0x1<<12)
-#define S3C_PCM_IRQSTAT_TXEMPTY                (0x1<<11)
-#define S3C_PCM_IRQSTAT_TXALMSTEMPTY   (0x1<<10)
-#define S3C_PCM_IRQSTAT_TXFULL         (0x1<<9)
-#define S3C_PCM_IRQSTAT_TXALMSTFULL            (0x1<<8)
-#define S3C_PCM_IRQSTAT_TXSTARV                (0x1<<7)
-#define S3C_PCM_IRQSTAT_TXERROVRFL             (0x1<<6)
-#define S3C_PCM_IRQSTAT_RXEMPT         (0x1<<5)
-#define S3C_PCM_IRQSTAT_RXALMSTEMPT            (0x1<<4)
-#define S3C_PCM_IRQSTAT_RXFULL         (0x1<<3)
-#define S3C_PCM_IRQSTAT_RXALMSTFULL            (0x1<<2)
-#define S3C_PCM_IRQSTAT_RXSTARV                (0x1<<1)
-#define S3C_PCM_IRQSTAT_RXERROVRFL             (0x1<<0)
-
-/* PCM_FIFOSTAT Bit-Fields */
-#define S3C_PCM_FIFOSTAT_TXCNT_MSK             (0x3f<<14)
-#define S3C_PCM_FIFOSTAT_TXFIFOEMPTY   (0x1<<13)
-#define S3C_PCM_FIFOSTAT_TXFIFOALMSTEMPTY      (0x1<<12)
-#define S3C_PCM_FIFOSTAT_TXFIFOFULL            (0x1<<11)
-#define S3C_PCM_FIFOSTAT_TXFIFOALMSTFULL       (0x1<<10)
-#define S3C_PCM_FIFOSTAT_RXCNT_MSK             (0x3f<<4)
-#define S3C_PCM_FIFOSTAT_RXFIFOEMPTY   (0x1<<3)
-#define S3C_PCM_FIFOSTAT_RXFIFOALMSTEMPTY      (0x1<<2)
-#define S3C_PCM_FIFOSTAT_RXFIFOFULL            (0x1<<1)
-#define S3C_PCM_FIFOSTAT_RXFIFOALMSTFULL       (0x1<<0)
-
-#define S3C_PCM_CLKSRC_PCLK    0
-#define S3C_PCM_CLKSRC_MUX     1
-
-#define S3C_PCM_SCLK_PER_FS    0
-
-/**
- * struct s3c_pcm_info - S3C PCM Controller information
- * @dev: The parent device passed to use from the probe.
- * @regs: The pointer to the device register block.
- * @dma_playback: DMA information for playback channel.
- * @dma_capture: DMA information for capture channel.
- */
-struct s3c_pcm_info {
-       spinlock_t lock;
-       struct device   *dev;
-       void __iomem    *regs;
-
-       unsigned int sclk_per_fs;
-
-       /* Whether to keep PCMSCLK enabled even when idle(no active xfer) */
-       unsigned int idleclk;
-
-       struct clk      *pclk;
-       struct clk      *cclk;
-
-       struct s3c_dma_params   *dma_playback;
-       struct s3c_dma_params   *dma_capture;
-};
-
-#endif /* __S3C_PCM_H */
diff --git a/sound/soc/s3c24xx/regs-i2s-v2.h b/sound/soc/s3c24xx/regs-i2s-v2.h
deleted file mode 100644 (file)
index 5e5e568..0000000
+++ /dev/null
@@ -1,115 +0,0 @@
-/* linux/include/asm-arm/plat-s3c24xx/regs-s3c2412-iis.h
- *
- * Copyright 2007 Simtec Electronics <linux@simtec.co.uk>
- *     http://armlinux.simtec.co.uk/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * S3C2412 IIS register definition
-*/
-
-#ifndef __ASM_ARCH_REGS_S3C2412_IIS_H
-#define __ASM_ARCH_REGS_S3C2412_IIS_H
-
-#define S3C2412_IISCON                 (0x00)
-#define S3C2412_IISMOD                 (0x04)
-#define S3C2412_IISFIC                 (0x08)
-#define S3C2412_IISPSR                 (0x0C)
-#define S3C2412_IISTXD                 (0x10)
-#define S3C2412_IISRXD                 (0x14)
-
-#define S5PC1XX_IISFICS                0x18
-#define S5PC1XX_IISTXDS                0x1C
-
-#define S5PC1XX_IISCON_SW_RST          (1 << 31)
-#define S5PC1XX_IISCON_FRXOFSTATUS     (1 << 26)
-#define S5PC1XX_IISCON_FRXORINTEN      (1 << 25)
-#define S5PC1XX_IISCON_FTXSURSTAT      (1 << 24)
-#define S5PC1XX_IISCON_FTXSURINTEN     (1 << 23)
-#define S5PC1XX_IISCON_TXSDMAPAUSE     (1 << 20)
-#define S5PC1XX_IISCON_TXSDMACTIVE     (1 << 18)
-
-#define S3C64XX_IISCON_FTXURSTATUS     (1 << 17)
-#define S3C64XX_IISCON_FTXURINTEN      (1 << 16)
-#define S3C64XX_IISCON_TXFIFO2_EMPTY   (1 << 15)
-#define S3C64XX_IISCON_TXFIFO1_EMPTY   (1 << 14)
-#define S3C64XX_IISCON_TXFIFO2_FULL    (1 << 13)
-#define S3C64XX_IISCON_TXFIFO1_FULL    (1 << 12)
-
-#define S3C2412_IISCON_LRINDEX         (1 << 11)
-#define S3C2412_IISCON_TXFIFO_EMPTY    (1 << 10)
-#define S3C2412_IISCON_RXFIFO_EMPTY    (1 << 9)
-#define S3C2412_IISCON_TXFIFO_FULL     (1 << 8)
-#define S3C2412_IISCON_RXFIFO_FULL     (1 << 7)
-#define S3C2412_IISCON_TXDMA_PAUSE     (1 << 6)
-#define S3C2412_IISCON_RXDMA_PAUSE     (1 << 5)
-#define S3C2412_IISCON_TXCH_PAUSE      (1 << 4)
-#define S3C2412_IISCON_RXCH_PAUSE      (1 << 3)
-#define S3C2412_IISCON_TXDMA_ACTIVE    (1 << 2)
-#define S3C2412_IISCON_RXDMA_ACTIVE    (1 << 1)
-#define S3C2412_IISCON_IIS_ACTIVE      (1 << 0)
-
-#define S5PC1XX_IISMOD_OPCLK_CDCLK_OUT (0 << 30)
-#define S5PC1XX_IISMOD_OPCLK_CDCLK_IN  (1 << 30)
-#define S5PC1XX_IISMOD_OPCLK_BCLK_OUT  (2 << 30)
-#define S5PC1XX_IISMOD_OPCLK_PCLK      (3 << 30)
-#define S5PC1XX_IISMOD_OPCLK_MASK      (3 << 30)
-#define S5PC1XX_IISMOD_TXS_IDMA                (1 << 28) /* Sec_TXFIFO use I-DMA */
-#define S5PC1XX_IISMOD_BLCS_MASK       0x3
-#define S5PC1XX_IISMOD_BLCS_SHIFT      26
-#define S5PC1XX_IISMOD_BLCP_MASK       0x3
-#define S5PC1XX_IISMOD_BLCP_SHIFT      24
-
-#define S3C64XX_IISMOD_C2DD_HHALF      (1 << 21) /* Discard Higher-half */
-#define S3C64XX_IISMOD_C2DD_LHALF      (1 << 20) /* Discard Lower-half */
-#define S3C64XX_IISMOD_C1DD_HHALF      (1 << 19)
-#define S3C64XX_IISMOD_C1DD_LHALF      (1 << 18)
-#define S3C64XX_IISMOD_DC2_EN          (1 << 17)
-#define S3C64XX_IISMOD_DC1_EN          (1 << 16)
-#define S3C64XX_IISMOD_BLC_16BIT       (0 << 13)
-#define S3C64XX_IISMOD_BLC_8BIT                (1 << 13)
-#define S3C64XX_IISMOD_BLC_24BIT       (2 << 13)
-#define S3C64XX_IISMOD_BLC_MASK                (3 << 13)
-
-#define S3C2412_IISMOD_IMS_SYSMUX      (1 << 10)
-#define S3C2412_IISMOD_SLAVE           (1 << 11)
-#define S3C2412_IISMOD_MODE_TXONLY     (0 << 8)
-#define S3C2412_IISMOD_MODE_RXONLY     (1 << 8)
-#define S3C2412_IISMOD_MODE_TXRX       (2 << 8)
-#define S3C2412_IISMOD_MODE_MASK       (3 << 8)
-#define S3C2412_IISMOD_LR_LLOW         (0 << 7)
-#define S3C2412_IISMOD_LR_RLOW         (1 << 7)
-#define S3C2412_IISMOD_SDF_IIS         (0 << 5)
-#define S3C2412_IISMOD_SDF_MSB         (1 << 5)
-#define S3C2412_IISMOD_SDF_LSB         (2 << 5)
-#define S3C2412_IISMOD_SDF_MASK                (3 << 5)
-#define S3C2412_IISMOD_RCLK_256FS      (0 << 3)
-#define S3C2412_IISMOD_RCLK_512FS      (1 << 3)
-#define S3C2412_IISMOD_RCLK_384FS      (2 << 3)
-#define S3C2412_IISMOD_RCLK_768FS      (3 << 3)
-#define S3C2412_IISMOD_RCLK_MASK       (3 << 3)
-#define S3C2412_IISMOD_BCLK_32FS       (0 << 1)
-#define S3C2412_IISMOD_BCLK_48FS       (1 << 1)
-#define S3C2412_IISMOD_BCLK_16FS       (2 << 1)
-#define S3C2412_IISMOD_BCLK_24FS       (3 << 1)
-#define S3C2412_IISMOD_BCLK_MASK       (3 << 1)
-#define S3C2412_IISMOD_8BIT            (1 << 0)
-
-#define S3C64XX_IISMOD_CDCLKCON                (1 << 12)
-
-#define S3C2412_IISPSR_PSREN           (1 << 15)
-
-#define S3C64XX_IISFIC_TX2COUNT(x)     (((x) >>  24) & 0xf)
-#define S3C64XX_IISFIC_TX1COUNT(x)     (((x) >>  16) & 0xf)
-
-#define S3C2412_IISFIC_TXFLUSH         (1 << 15)
-#define S3C2412_IISFIC_RXFLUSH         (1 << 7)
-#define S3C2412_IISFIC_TXCOUNT(x)      (((x) >>  8) & 0xf)
-#define S3C2412_IISFIC_RXCOUNT(x)      (((x) >>  0) & 0xf)
-
-#define S5PC1XX_IISFICS_TXFLUSH                (1 << 15)
-#define S5PC1XX_IISFICS_TXCOUNT(x)     (((x) >>  8) & 0x7f)
-
-#endif /* __ASM_ARCH_REGS_S3C2412_IIS_H */
diff --git a/sound/soc/s3c24xx/rx1950_uda1380.c b/sound/soc/s3c24xx/rx1950_uda1380.c
deleted file mode 100644 (file)
index 5a4587e..0000000
+++ /dev/null
@@ -1,319 +0,0 @@
-/*
- * rx1950.c  --  ALSA Soc Audio Layer
- *
- * Copyright (c) 2010 Vasily Khoruzhick <anarsoul@gmail.com>
- *
- * Based on smdk2440.c and magician.c
- *
- * Authors: Graeme Gregory graeme.gregory@wolfsonmicro.com
- *          Philipp Zabel <philipp.zabel@gmail.com>
- *          Denis Grigoriev <dgreenday@gmail.com>
- *          Vasily Khoruzhick <anarsoul@gmail.com>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/platform_device.h>
-#include <linux/i2c.h>
-#include <linux/gpio.h>
-#include <linux/clk.h>
-
-#include <sound/soc.h>
-#include <sound/uda1380.h>
-#include <sound/jack.h>
-
-#include <plat/regs-iis.h>
-
-#include <mach/regs-clock.h>
-
-#include <asm/mach-types.h>
-
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-#include "../codecs/uda1380.h"
-
-static int rx1950_uda1380_init(struct snd_soc_pcm_runtime *rtd);
-static int rx1950_startup(struct snd_pcm_substream *substream);
-static int rx1950_hw_params(struct snd_pcm_substream *substream,
-                               struct snd_pcm_hw_params *params);
-static int rx1950_spk_power(struct snd_soc_dapm_widget *w,
-                               struct snd_kcontrol *kcontrol, int event);
-
-static unsigned int rates[] = {
-       16000,
-       44100,
-       48000,
-};
-
-static struct snd_pcm_hw_constraint_list hw_rates = {
-       .count = ARRAY_SIZE(rates),
-       .list = rates,
-       .mask = 0,
-};
-
-static struct snd_soc_jack hp_jack;
-
-static struct snd_soc_jack_pin hp_jack_pins[] = {
-       {
-               .pin    = "Headphone Jack",
-               .mask   = SND_JACK_HEADPHONE,
-       },
-       {
-               .pin    = "Speaker",
-               .mask   = SND_JACK_HEADPHONE,
-               .invert = 1,
-       },
-};
-
-static struct snd_soc_jack_gpio hp_jack_gpios[] = {
-       [0] = {
-               .gpio                   = S3C2410_GPG(12),
-               .name                   = "hp-gpio",
-               .report                 = SND_JACK_HEADPHONE,
-               .invert                 = 1,
-               .debounce_time          = 200,
-       },
-};
-
-static struct snd_soc_ops rx1950_ops = {
-       .startup        = rx1950_startup,
-       .hw_params      = rx1950_hw_params,
-};
-
-/* s3c24xx digital audio interface glue - connects codec <--> CPU */
-static struct snd_soc_dai_link rx1950_uda1380_dai[] = {
-       {
-               .name           = "uda1380",
-               .stream_name    = "UDA1380 Duplex",
-               .cpu_dai_name   = "s3c24xx-iis",
-               .codec_dai_name = "uda1380-hifi",
-               .init           = rx1950_uda1380_init,
-               .platform_name  = "samsung-audio",
-               .codec_name     = "uda1380-codec.0-001a",
-               .ops            = &rx1950_ops,
-       },
-};
-
-static struct snd_soc_card rx1950_asoc = {
-       .name = "rx1950",
-       .dai_link = rx1950_uda1380_dai,
-       .num_links = ARRAY_SIZE(rx1950_uda1380_dai),
-};
-
-/* rx1950 machine dapm widgets */
-static const struct snd_soc_dapm_widget uda1380_dapm_widgets[] = {
-       SND_SOC_DAPM_HP("Headphone Jack", NULL),
-       SND_SOC_DAPM_MIC("Mic Jack", NULL),
-       SND_SOC_DAPM_SPK("Speaker", rx1950_spk_power),
-};
-
-/* rx1950 machine audio_map */
-static const struct snd_soc_dapm_route audio_map[] = {
-       /* headphone connected to VOUTLHP, VOUTRHP */
-       {"Headphone Jack", NULL, "VOUTLHP"},
-       {"Headphone Jack", NULL, "VOUTRHP"},
-
-       /* ext speaker connected to VOUTL, VOUTR  */
-       {"Speaker", NULL, "VOUTL"},
-       {"Speaker", NULL, "VOUTR"},
-
-       /* mic is connected to VINM */
-       {"VINM", NULL, "Mic Jack"},
-};
-
-static struct platform_device *s3c24xx_snd_device;
-
-static int rx1950_startup(struct snd_pcm_substream *substream)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-
-       runtime->hw.rate_min = hw_rates.list[0];
-       runtime->hw.rate_max = hw_rates.list[hw_rates.count - 1];
-       runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
-
-       return snd_pcm_hw_constraint_list(runtime, 0,
-                                       SNDRV_PCM_HW_PARAM_RATE,
-                                       &hw_rates);
-}
-
-static int rx1950_spk_power(struct snd_soc_dapm_widget *w,
-                               struct snd_kcontrol *kcontrol, int event)
-{
-       if (SND_SOC_DAPM_EVENT_ON(event))
-               gpio_set_value(S3C2410_GPA(1), 1);
-       else
-               gpio_set_value(S3C2410_GPA(1), 0);
-
-       return 0;
-}
-
-static int rx1950_hw_params(struct snd_pcm_substream *substream,
-                               struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       int div;
-       int ret;
-       unsigned int rate = params_rate(params);
-       int clk_source, fs_mode;
-
-       switch (rate) {
-       case 16000:
-       case 48000:
-               clk_source = S3C24XX_CLKSRC_PCLK;
-               fs_mode = S3C2410_IISMOD_256FS;
-               div = s3c24xx_i2s_get_clockrate() / (256 * rate);
-               if (s3c24xx_i2s_get_clockrate() % (256 * rate) > (128 * rate))
-                       div++;
-               break;
-       case 44100:
-       case 88200:
-               clk_source = S3C24XX_CLKSRC_MPLL;
-               fs_mode = S3C2410_IISMOD_384FS;
-               div = 1;
-               break;
-       default:
-               printk(KERN_ERR "%s: rate %d is not supported\n",
-                       __func__, rate);
-               return -EINVAL;
-       }
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* set cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
-               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* select clock source */
-       ret = snd_soc_dai_set_sysclk(cpu_dai, clk_source, rate,
-                       SND_SOC_CLOCK_OUT);
-       if (ret < 0)
-               return ret;
-
-       /* set MCLK division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
-               fs_mode);
-       if (ret < 0)
-               return ret;
-
-       /* set BCLK division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_BCLK,
-               S3C2410_IISMOD_32FS);
-       if (ret < 0)
-               return ret;
-
-       /* set prescaler division for sample rate */
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
-               S3C24XX_PRESCALE(div, div));
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static int rx1950_uda1380_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-       int err;
-
-       /* Add rx1950 specific widgets */
-       err = snd_soc_dapm_new_controls(dapm, uda1380_dapm_widgets,
-                                 ARRAY_SIZE(uda1380_dapm_widgets));
-
-       if (err)
-               return err;
-
-       /* Set up rx1950 specific audio path audio_mapnects */
-       err = snd_soc_dapm_add_routes(dapm, audio_map,
-                                     ARRAY_SIZE(audio_map));
-
-       if (err)
-               return err;
-
-       snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
-       snd_soc_dapm_enable_pin(dapm, "Speaker");
-
-       snd_soc_dapm_sync(dapm);
-
-       snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,
-               &hp_jack);
-
-       snd_soc_jack_add_pins(&hp_jack, ARRAY_SIZE(hp_jack_pins),
-               hp_jack_pins);
-
-       snd_soc_jack_add_gpios(&hp_jack, ARRAY_SIZE(hp_jack_gpios),
-               hp_jack_gpios);
-
-       return 0;
-}
-
-static int __init rx1950_init(void)
-{
-       int ret;
-
-       if (!machine_is_rx1950())
-               return -ENODEV;
-
-       /* configure some gpios */
-       ret = gpio_request(S3C2410_GPA(1), "speaker-power");
-       if (ret)
-               goto err_gpio;
-
-       ret = gpio_direction_output(S3C2410_GPA(1), 0);
-       if (ret)
-               goto err_gpio_conf;
-
-       s3c24xx_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!s3c24xx_snd_device) {
-               ret = -ENOMEM;
-               goto err_plat_alloc;
-       }
-
-       platform_set_drvdata(s3c24xx_snd_device, &rx1950_asoc);
-       ret = platform_device_add(s3c24xx_snd_device);
-
-       if (ret) {
-               platform_device_put(s3c24xx_snd_device);
-               goto err_plat_add;
-       }
-
-       return 0;
-
-err_plat_add:
-err_plat_alloc:
-err_gpio_conf:
-       gpio_free(S3C2410_GPA(1));
-
-err_gpio:
-       return ret;
-}
-
-static void __exit rx1950_exit(void)
-{
-       platform_device_unregister(s3c24xx_snd_device);
-       snd_soc_jack_free_gpios(&hp_jack, ARRAY_SIZE(hp_jack_gpios),
-               hp_jack_gpios);
-       gpio_free(S3C2410_GPA(1));
-}
-
-module_init(rx1950_init);
-module_exit(rx1950_exit);
-
-/* Module information */
-MODULE_AUTHOR("Vasily Khoruzhick");
-MODULE_DESCRIPTION("ALSA SoC RX1950");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c-i2s-v2.c b/sound/soc/s3c24xx/s3c-i2s-v2.c
deleted file mode 100644 (file)
index c471431..0000000
+++ /dev/null
@@ -1,757 +0,0 @@
-/* sound/soc/s3c24xx/s3c-i2c-v2.c
- *
- * ALSA Soc Audio Layer - I2S core for newer Samsung SoCs.
- *
- * Copyright (c) 2006 Wolfson Microelectronics PLC.
- *     Graeme Gregory graeme.gregory@wolfsonmicro.com
- *     linux@wolfsonmicro.com
- *
- * Copyright (c) 2008, 2007, 2004-2005 Simtec Electronics
- *     http://armlinux.simtec.co.uk/
- *     Ben Dooks <ben@simtec.co.uk>
- *
- * This program is free software; you can redistribute  it and/or modify it
- * under  the terms of  the GNU General  Public License as published by the
- * Free Software Foundation;  either version 2 of the  License, or (at your
- * option) any later version.
- */
-
-#include <linux/delay.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <mach/dma.h>
-
-#include "regs-i2s-v2.h"
-#include "s3c-i2s-v2.h"
-#include "dma.h"
-
-#undef S3C_IIS_V2_SUPPORTED
-
-#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) \
-       || defined(CONFIG_CPU_S5PV210)
-#define S3C_IIS_V2_SUPPORTED
-#endif
-
-#ifdef CONFIG_PLAT_S3C64XX
-#define S3C_IIS_V2_SUPPORTED
-#endif
-
-#ifndef S3C_IIS_V2_SUPPORTED
-#error Unsupported CPU model
-#endif
-
-#define S3C2412_I2S_DEBUG_CON 0
-
-static inline struct s3c_i2sv2_info *to_info(struct snd_soc_dai *cpu_dai)
-{
-       return snd_soc_dai_get_drvdata(cpu_dai);
-}
-
-#define bit_set(v, b) (((v) & (b)) ? 1 : 0)
-
-#if S3C2412_I2S_DEBUG_CON
-static void dbg_showcon(const char *fn, u32 con)
-{
-       printk(KERN_DEBUG "%s: LRI=%d, TXFEMPT=%d, RXFEMPT=%d, TXFFULL=%d, RXFFULL=%d\n", fn,
-              bit_set(con, S3C2412_IISCON_LRINDEX),
-              bit_set(con, S3C2412_IISCON_TXFIFO_EMPTY),
-              bit_set(con, S3C2412_IISCON_RXFIFO_EMPTY),
-              bit_set(con, S3C2412_IISCON_TXFIFO_FULL),
-              bit_set(con, S3C2412_IISCON_RXFIFO_FULL));
-
-       printk(KERN_DEBUG "%s: PAUSE: TXDMA=%d, RXDMA=%d, TXCH=%d, RXCH=%d\n",
-              fn,
-              bit_set(con, S3C2412_IISCON_TXDMA_PAUSE),
-              bit_set(con, S3C2412_IISCON_RXDMA_PAUSE),
-              bit_set(con, S3C2412_IISCON_TXCH_PAUSE),
-              bit_set(con, S3C2412_IISCON_RXCH_PAUSE));
-       printk(KERN_DEBUG "%s: ACTIVE: TXDMA=%d, RXDMA=%d, IIS=%d\n", fn,
-              bit_set(con, S3C2412_IISCON_TXDMA_ACTIVE),
-              bit_set(con, S3C2412_IISCON_RXDMA_ACTIVE),
-              bit_set(con, S3C2412_IISCON_IIS_ACTIVE));
-}
-#else
-static inline void dbg_showcon(const char *fn, u32 con)
-{
-}
-#endif
-
-
-/* Turn on or off the transmission path. */
-static void s3c2412_snd_txctrl(struct s3c_i2sv2_info *i2s, int on)
-{
-       void __iomem *regs = i2s->regs;
-       u32 fic, con, mod;
-
-       pr_debug("%s(%d)\n", __func__, on);
-
-       fic = readl(regs + S3C2412_IISFIC);
-       con = readl(regs + S3C2412_IISCON);
-       mod = readl(regs + S3C2412_IISMOD);
-
-       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
-
-       if (on) {
-               con |= S3C2412_IISCON_TXDMA_ACTIVE | S3C2412_IISCON_IIS_ACTIVE;
-               con &= ~S3C2412_IISCON_TXDMA_PAUSE;
-               con &= ~S3C2412_IISCON_TXCH_PAUSE;
-
-               switch (mod & S3C2412_IISMOD_MODE_MASK) {
-               case S3C2412_IISMOD_MODE_TXONLY:
-               case S3C2412_IISMOD_MODE_TXRX:
-                       /* do nothing, we are in the right mode */
-                       break;
-
-               case S3C2412_IISMOD_MODE_RXONLY:
-                       mod &= ~S3C2412_IISMOD_MODE_MASK;
-                       mod |= S3C2412_IISMOD_MODE_TXRX;
-                       break;
-
-               default:
-                       dev_err(i2s->dev, "TXEN: Invalid MODE %x in IISMOD\n",
-                               mod & S3C2412_IISMOD_MODE_MASK);
-                       break;
-               }
-
-               writel(con, regs + S3C2412_IISCON);
-               writel(mod, regs + S3C2412_IISMOD);
-       } else {
-               /* Note, we do not have any indication that the FIFO problems
-                * tha the S3C2410/2440 had apply here, so we should be able
-                * to disable the DMA and TX without resetting the FIFOS.
-                */
-
-               con |=  S3C2412_IISCON_TXDMA_PAUSE;
-               con |=  S3C2412_IISCON_TXCH_PAUSE;
-               con &= ~S3C2412_IISCON_TXDMA_ACTIVE;
-
-               switch (mod & S3C2412_IISMOD_MODE_MASK) {
-               case S3C2412_IISMOD_MODE_TXRX:
-                       mod &= ~S3C2412_IISMOD_MODE_MASK;
-                       mod |= S3C2412_IISMOD_MODE_RXONLY;
-                       break;
-
-               case S3C2412_IISMOD_MODE_TXONLY:
-                       mod &= ~S3C2412_IISMOD_MODE_MASK;
-                       con &= ~S3C2412_IISCON_IIS_ACTIVE;
-                       break;
-
-               default:
-                       dev_err(i2s->dev, "TXDIS: Invalid MODE %x in IISMOD\n",
-                               mod & S3C2412_IISMOD_MODE_MASK);
-                       break;
-               }
-
-               writel(mod, regs + S3C2412_IISMOD);
-               writel(con, regs + S3C2412_IISCON);
-       }
-
-       fic = readl(regs + S3C2412_IISFIC);
-       dbg_showcon(__func__, con);
-       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
-}
-
-static void s3c2412_snd_rxctrl(struct s3c_i2sv2_info *i2s, int on)
-{
-       void __iomem *regs = i2s->regs;
-       u32 fic, con, mod;
-
-       pr_debug("%s(%d)\n", __func__, on);
-
-       fic = readl(regs + S3C2412_IISFIC);
-       con = readl(regs + S3C2412_IISCON);
-       mod = readl(regs + S3C2412_IISMOD);
-
-       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
-
-       if (on) {
-               con |= S3C2412_IISCON_RXDMA_ACTIVE | S3C2412_IISCON_IIS_ACTIVE;
-               con &= ~S3C2412_IISCON_RXDMA_PAUSE;
-               con &= ~S3C2412_IISCON_RXCH_PAUSE;
-
-               switch (mod & S3C2412_IISMOD_MODE_MASK) {
-               case S3C2412_IISMOD_MODE_TXRX:
-               case S3C2412_IISMOD_MODE_RXONLY:
-                       /* do nothing, we are in the right mode */
-                       break;
-
-               case S3C2412_IISMOD_MODE_TXONLY:
-                       mod &= ~S3C2412_IISMOD_MODE_MASK;
-                       mod |= S3C2412_IISMOD_MODE_TXRX;
-                       break;
-
-               default:
-                       dev_err(i2s->dev, "RXEN: Invalid MODE %x in IISMOD\n",
-                               mod & S3C2412_IISMOD_MODE_MASK);
-               }
-
-               writel(mod, regs + S3C2412_IISMOD);
-               writel(con, regs + S3C2412_IISCON);
-       } else {
-               /* See txctrl notes on FIFOs. */
-
-               con &= ~S3C2412_IISCON_RXDMA_ACTIVE;
-               con |=  S3C2412_IISCON_RXDMA_PAUSE;
-               con |=  S3C2412_IISCON_RXCH_PAUSE;
-
-               switch (mod & S3C2412_IISMOD_MODE_MASK) {
-               case S3C2412_IISMOD_MODE_RXONLY:
-                       con &= ~S3C2412_IISCON_IIS_ACTIVE;
-                       mod &= ~S3C2412_IISMOD_MODE_MASK;
-                       break;
-
-               case S3C2412_IISMOD_MODE_TXRX:
-                       mod &= ~S3C2412_IISMOD_MODE_MASK;
-                       mod |= S3C2412_IISMOD_MODE_TXONLY;
-                       break;
-
-               default:
-                       dev_err(i2s->dev, "RXDIS: Invalid MODE %x in IISMOD\n",
-                               mod & S3C2412_IISMOD_MODE_MASK);
-               }
-
-               writel(con, regs + S3C2412_IISCON);
-               writel(mod, regs + S3C2412_IISMOD);
-       }
-
-       fic = readl(regs + S3C2412_IISFIC);
-       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
-}
-
-#define msecs_to_loops(t) (loops_per_jiffy / 1000 * HZ * t)
-
-/*
- * Wait for the LR signal to allow synchronisation to the L/R clock
- * from the codec. May only be needed for slave mode.
- */
-static int s3c2412_snd_lrsync(struct s3c_i2sv2_info *i2s)
-{
-       u32 iiscon;
-       unsigned long loops = msecs_to_loops(5);
-
-       pr_debug("Entered %s\n", __func__);
-
-       while (--loops) {
-               iiscon = readl(i2s->regs + S3C2412_IISCON);
-               if (iiscon & S3C2412_IISCON_LRINDEX)
-                       break;
-
-               cpu_relax();
-       }
-
-       if (!loops) {
-               printk(KERN_ERR "%s: timeout\n", __func__);
-               return -ETIMEDOUT;
-       }
-
-       return 0;
-}
-
-/*
- * Set S3C2412 I2S DAI format
- */
-static int s3c2412_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
-                              unsigned int fmt)
-{
-       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       iismod = readl(i2s->regs + S3C2412_IISMOD);
-       pr_debug("hw_params r: IISMOD: %x \n", iismod);
-
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_CBM_CFM:
-               i2s->master = 0;
-               iismod |= S3C2412_IISMOD_SLAVE;
-               break;
-       case SND_SOC_DAIFMT_CBS_CFS:
-               i2s->master = 1;
-               iismod &= ~S3C2412_IISMOD_SLAVE;
-               break;
-       default:
-               pr_err("unknwon master/slave format\n");
-               return -EINVAL;
-       }
-
-       iismod &= ~S3C2412_IISMOD_SDF_MASK;
-
-       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-       case SND_SOC_DAIFMT_RIGHT_J:
-               iismod |= S3C2412_IISMOD_LR_RLOW;
-               iismod |= S3C2412_IISMOD_SDF_MSB;
-               break;
-       case SND_SOC_DAIFMT_LEFT_J:
-               iismod |= S3C2412_IISMOD_LR_RLOW;
-               iismod |= S3C2412_IISMOD_SDF_LSB;
-               break;
-       case SND_SOC_DAIFMT_I2S:
-               iismod &= ~S3C2412_IISMOD_LR_RLOW;
-               iismod |= S3C2412_IISMOD_SDF_IIS;
-               break;
-       default:
-               pr_err("Unknown data format\n");
-               return -EINVAL;
-       }
-
-       writel(iismod, i2s->regs + S3C2412_IISMOD);
-       pr_debug("hw_params w: IISMOD: %x \n", iismod);
-       return 0;
-}
-
-static int s3c_i2sv2_hw_params(struct snd_pcm_substream *substream,
-                                struct snd_pcm_hw_params *params,
-                                struct snd_soc_dai *dai)
-{
-       struct s3c_i2sv2_info *i2s = to_info(dai);
-       struct s3c_dma_params *dma_data;
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               dma_data = i2s->dma_playback;
-       else
-               dma_data = i2s->dma_capture;
-
-       snd_soc_dai_set_dma_data(dai, substream, dma_data);
-
-       /* Working copies of register */
-       iismod = readl(i2s->regs + S3C2412_IISMOD);
-       pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
-
-       iismod &= ~S3C64XX_IISMOD_BLC_MASK;
-       /* Sample size */
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S8:
-               iismod |= S3C64XX_IISMOD_BLC_8BIT;
-               break;
-       case SNDRV_PCM_FORMAT_S16_LE:
-               break;
-       case SNDRV_PCM_FORMAT_S24_LE:
-               iismod |= S3C64XX_IISMOD_BLC_24BIT;
-               break;
-       }
-
-       writel(iismod, i2s->regs + S3C2412_IISMOD);
-       pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
-
-       return 0;
-}
-
-static int s3c_i2sv2_set_sysclk(struct snd_soc_dai *cpu_dai,
-                                 int clk_id, unsigned int freq, int dir)
-{
-       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
-       u32 iismod = readl(i2s->regs + S3C2412_IISMOD);
-
-       pr_debug("Entered %s\n", __func__);
-       pr_debug("%s r: IISMOD: %x\n", __func__, iismod);
-
-       switch (clk_id) {
-       case S3C_I2SV2_CLKSRC_PCLK:
-               iismod &= ~S3C2412_IISMOD_IMS_SYSMUX;
-               break;
-
-       case S3C_I2SV2_CLKSRC_AUDIOBUS:
-               iismod |= S3C2412_IISMOD_IMS_SYSMUX;
-               break;
-
-       case S3C_I2SV2_CLKSRC_CDCLK:
-               /* Error if controller doesn't have the CDCLKCON bit */
-               if (!(i2s->feature & S3C_FEATURE_CDCLKCON))
-                       return -EINVAL;
-
-               switch (dir) {
-               case SND_SOC_CLOCK_IN:
-                       iismod |= S3C64XX_IISMOD_CDCLKCON;
-                       break;
-               case SND_SOC_CLOCK_OUT:
-                       iismod &= ~S3C64XX_IISMOD_CDCLKCON;
-                       break;
-               default:
-                       return -EINVAL;
-               }
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       writel(iismod, i2s->regs + S3C2412_IISMOD);
-       pr_debug("%s w: IISMOD: %x\n", __func__, iismod);
-
-       return 0;
-}
-
-static int s3c2412_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
-                              struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s3c_i2sv2_info *i2s = to_info(rtd->cpu_dai);
-       int capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);
-       unsigned long irqs;
-       int ret = 0;
-       struct s3c_dma_params *dma_data =
-               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
-       pr_debug("Entered %s\n", __func__);
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-               /* On start, ensure that the FIFOs are cleared and reset. */
-
-               writel(capture ? S3C2412_IISFIC_RXFLUSH : S3C2412_IISFIC_TXFLUSH,
-                      i2s->regs + S3C2412_IISFIC);
-
-               /* clear again, just in case */
-               writel(0x0, i2s->regs + S3C2412_IISFIC);
-
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               if (!i2s->master) {
-                       ret = s3c2412_snd_lrsync(i2s);
-                       if (ret)
-                               goto exit_err;
-               }
-
-               local_irq_save(irqs);
-
-               if (capture)
-                       s3c2412_snd_rxctrl(i2s, 1);
-               else
-                       s3c2412_snd_txctrl(i2s, 1);
-
-               local_irq_restore(irqs);
-
-               /*
-                * Load the next buffer to DMA to meet the reqirement
-                * of the auto reload mechanism of S3C24XX.
-                * This call won't bother S3C64XX.
-                */
-               s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
-
-               break;
-
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               local_irq_save(irqs);
-
-               if (capture)
-                       s3c2412_snd_rxctrl(i2s, 0);
-               else
-                       s3c2412_snd_txctrl(i2s, 0);
-
-               local_irq_restore(irqs);
-               break;
-       default:
-               ret = -EINVAL;
-               break;
-       }
-
-exit_err:
-       return ret;
-}
-
-/*
- * Set S3C2412 Clock dividers
- */
-static int s3c2412_i2s_set_clkdiv(struct snd_soc_dai *cpu_dai,
-                                 int div_id, int div)
-{
-       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
-       u32 reg;
-
-       pr_debug("%s(%p, %d, %d)\n", __func__, cpu_dai, div_id, div);
-
-       switch (div_id) {
-       case S3C_I2SV2_DIV_BCLK:
-               switch (div) {
-               case 16:
-                       div = S3C2412_IISMOD_BCLK_16FS;
-                       break;
-
-               case 32:
-                       div = S3C2412_IISMOD_BCLK_32FS;
-                       break;
-
-               case 24:
-                       div = S3C2412_IISMOD_BCLK_24FS;
-                       break;
-
-               case 48:
-                       div = S3C2412_IISMOD_BCLK_48FS;
-                       break;
-
-               default:
-                       return -EINVAL;
-               }
-
-               reg = readl(i2s->regs + S3C2412_IISMOD);
-               reg &= ~S3C2412_IISMOD_BCLK_MASK;
-               writel(reg | div, i2s->regs + S3C2412_IISMOD);
-
-               pr_debug("%s: MOD=%08x\n", __func__, readl(i2s->regs + S3C2412_IISMOD));
-               break;
-
-       case S3C_I2SV2_DIV_RCLK:
-               switch (div) {
-               case 256:
-                       div = S3C2412_IISMOD_RCLK_256FS;
-                       break;
-
-               case 384:
-                       div = S3C2412_IISMOD_RCLK_384FS;
-                       break;
-
-               case 512:
-                       div = S3C2412_IISMOD_RCLK_512FS;
-                       break;
-
-               case 768:
-                       div = S3C2412_IISMOD_RCLK_768FS;
-                       break;
-
-               default:
-                       return -EINVAL;
-               }
-
-               reg = readl(i2s->regs + S3C2412_IISMOD);
-               reg &= ~S3C2412_IISMOD_RCLK_MASK;
-               writel(reg | div, i2s->regs + S3C2412_IISMOD);
-               pr_debug("%s: MOD=%08x\n", __func__, readl(i2s->regs + S3C2412_IISMOD));
-               break;
-
-       case S3C_I2SV2_DIV_PRESCALER:
-               if (div >= 0) {
-                       writel((div << 8) | S3C2412_IISPSR_PSREN,
-                              i2s->regs + S3C2412_IISPSR);
-               } else {
-                       writel(0x0, i2s->regs + S3C2412_IISPSR);
-               }
-               pr_debug("%s: PSR=%08x\n", __func__, readl(i2s->regs + S3C2412_IISPSR));
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-static snd_pcm_sframes_t s3c2412_i2s_delay(struct snd_pcm_substream *substream,
-                                          struct snd_soc_dai *dai)
-{
-       struct s3c_i2sv2_info *i2s = to_info(dai);
-       u32 reg = readl(i2s->regs + S3C2412_IISFIC);
-       snd_pcm_sframes_t delay;
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               delay = S3C2412_IISFIC_TXCOUNT(reg);
-       else
-               delay = S3C2412_IISFIC_RXCOUNT(reg);
-
-       return delay;
-}
-
-struct clk *s3c_i2sv2_get_clock(struct snd_soc_dai *cpu_dai)
-{
-       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
-       u32 iismod = readl(i2s->regs + S3C2412_IISMOD);
-
-       if (iismod & S3C2412_IISMOD_IMS_SYSMUX)
-               return i2s->iis_cclk;
-       else
-               return i2s->iis_pclk;
-}
-EXPORT_SYMBOL_GPL(s3c_i2sv2_get_clock);
-
-/* default table of all avaialable root fs divisors */
-static unsigned int iis_fs_tab[] = { 256, 512, 384, 768 };
-
-int s3c_i2sv2_iis_calc_rate(struct s3c_i2sv2_rate_calc *info,
-                           unsigned int *fstab,
-                           unsigned int rate, struct clk *clk)
-{
-       unsigned long clkrate = clk_get_rate(clk);
-       unsigned int div;
-       unsigned int fsclk;
-       unsigned int actual;
-       unsigned int fs;
-       unsigned int fsdiv;
-       signed int deviation = 0;
-       unsigned int best_fs = 0;
-       unsigned int best_div = 0;
-       unsigned int best_rate = 0;
-       unsigned int best_deviation = INT_MAX;
-
-       pr_debug("Input clock rate %ldHz\n", clkrate);
-
-       if (fstab == NULL)
-               fstab = iis_fs_tab;
-
-       for (fs = 0; fs < ARRAY_SIZE(iis_fs_tab); fs++) {
-               fsdiv = iis_fs_tab[fs];
-
-               fsclk = clkrate / fsdiv;
-               div = fsclk / rate;
-
-               if ((fsclk % rate) > (rate / 2))
-                       div++;
-
-               if (div <= 1)
-                       continue;
-
-               actual = clkrate / (fsdiv * div);
-               deviation = actual - rate;
-
-               printk(KERN_DEBUG "%ufs: div %u => result %u, deviation %d\n",
-                      fsdiv, div, actual, deviation);
-
-               deviation = abs(deviation);
-
-               if (deviation < best_deviation) {
-                       best_fs = fsdiv;
-                       best_div = div;
-                       best_rate = actual;
-                       best_deviation = deviation;
-               }
-
-               if (deviation == 0)
-                       break;
-       }
-
-       printk(KERN_DEBUG "best: fs=%u, div=%u, rate=%u\n",
-              best_fs, best_div, best_rate);
-
-       info->fs_div = best_fs;
-       info->clk_div = best_div;
-
-       return 0;
-}
-EXPORT_SYMBOL_GPL(s3c_i2sv2_iis_calc_rate);
-
-int s3c_i2sv2_probe(struct snd_soc_dai *dai,
-                   struct s3c_i2sv2_info *i2s,
-                   unsigned long base)
-{
-       struct device *dev = dai->dev;
-       unsigned int iismod;
-
-       i2s->dev = dev;
-
-       /* record our i2s structure for later use in the callbacks */
-       snd_soc_dai_set_drvdata(dai, i2s);
-
-       i2s->regs = ioremap(base, 0x100);
-       if (i2s->regs == NULL) {
-               dev_err(dev, "cannot ioremap registers\n");
-               return -ENXIO;
-       }
-
-       i2s->iis_pclk = clk_get(dev, "iis");
-       if (IS_ERR(i2s->iis_pclk)) {
-               dev_err(dev, "failed to get iis_clock\n");
-               iounmap(i2s->regs);
-               return -ENOENT;
-       }
-
-       clk_enable(i2s->iis_pclk);
-
-       /* Mark ourselves as in TXRX mode so we can run through our cleanup
-        * process without warnings. */
-       iismod = readl(i2s->regs + S3C2412_IISMOD);
-       iismod |= S3C2412_IISMOD_MODE_TXRX;
-       writel(iismod, i2s->regs + S3C2412_IISMOD);
-       s3c2412_snd_txctrl(i2s, 0);
-       s3c2412_snd_rxctrl(i2s, 0);
-
-       return 0;
-}
-EXPORT_SYMBOL_GPL(s3c_i2sv2_probe);
-
-#ifdef CONFIG_PM
-static int s3c2412_i2s_suspend(struct snd_soc_dai *dai)
-{
-       struct s3c_i2sv2_info *i2s = to_info(dai);
-       u32 iismod;
-
-       if (dai->active) {
-               i2s->suspend_iismod = readl(i2s->regs + S3C2412_IISMOD);
-               i2s->suspend_iiscon = readl(i2s->regs + S3C2412_IISCON);
-               i2s->suspend_iispsr = readl(i2s->regs + S3C2412_IISPSR);
-
-               /* some basic suspend checks */
-
-               iismod = readl(i2s->regs + S3C2412_IISMOD);
-
-               if (iismod & S3C2412_IISCON_RXDMA_ACTIVE)
-                       pr_warning("%s: RXDMA active?\n", __func__);
-
-               if (iismod & S3C2412_IISCON_TXDMA_ACTIVE)
-                       pr_warning("%s: TXDMA active?\n", __func__);
-
-               if (iismod & S3C2412_IISCON_IIS_ACTIVE)
-                       pr_warning("%s: IIS active\n", __func__);
-       }
-
-       return 0;
-}
-
-static int s3c2412_i2s_resume(struct snd_soc_dai *dai)
-{
-       struct s3c_i2sv2_info *i2s = to_info(dai);
-
-       pr_info("dai_active %d, IISMOD %08x, IISCON %08x\n",
-               dai->active, i2s->suspend_iismod, i2s->suspend_iiscon);
-
-       if (dai->active) {
-               writel(i2s->suspend_iiscon, i2s->regs + S3C2412_IISCON);
-               writel(i2s->suspend_iismod, i2s->regs + S3C2412_IISMOD);
-               writel(i2s->suspend_iispsr, i2s->regs + S3C2412_IISPSR);
-
-               writel(S3C2412_IISFIC_RXFLUSH | S3C2412_IISFIC_TXFLUSH,
-                      i2s->regs + S3C2412_IISFIC);
-
-               ndelay(250);
-               writel(0x0, i2s->regs + S3C2412_IISFIC);
-       }
-
-       return 0;
-}
-#else
-#define s3c2412_i2s_suspend NULL
-#define s3c2412_i2s_resume  NULL
-#endif
-
-int s3c_i2sv2_register_dai(struct device *dev, int id,
-               struct snd_soc_dai_driver *drv)
-{
-       struct snd_soc_dai_ops *ops = drv->ops;
-
-       ops->trigger = s3c2412_i2s_trigger;
-       if (!ops->hw_params)
-               ops->hw_params = s3c_i2sv2_hw_params;
-       ops->set_fmt = s3c2412_i2s_set_fmt;
-       ops->set_clkdiv = s3c2412_i2s_set_clkdiv;
-       ops->set_sysclk = s3c_i2sv2_set_sysclk;
-
-       /* Allow overriding by (for example) IISv4 */
-       if (!ops->delay)
-               ops->delay = s3c2412_i2s_delay;
-
-       drv->suspend = s3c2412_i2s_suspend;
-       drv->resume = s3c2412_i2s_resume;
-
-       return snd_soc_register_dai(dev, drv);
-}
-EXPORT_SYMBOL_GPL(s3c_i2sv2_register_dai);
-
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c-i2s-v2.h b/sound/soc/s3c24xx/s3c-i2s-v2.h
deleted file mode 100644 (file)
index d458301..0000000
+++ /dev/null
@@ -1,106 +0,0 @@
-/* sound/soc/s3c24xx/s3c-i2s-v2.h
- *
- * ALSA Soc Audio Layer - S3C_I2SV2 I2S driver
- *
- * Copyright (c) 2007 Simtec Electronics
- *     http://armlinux.simtec.co.uk/
- *     Ben Dooks <ben@simtec.co.uk>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
-*/
-
-/* This code is the core support for the I2S block found in a number of
- * Samsung SoC devices which is unofficially named I2S-V2. Currently the
- * S3C2412 and the S3C64XX series use this block to provide 1 or 2 I2S
- * channels via configurable GPIO.
- */
-
-#ifndef __SND_SOC_S3C24XX_S3C_I2SV2_I2S_H
-#define __SND_SOC_S3C24XX_S3C_I2SV2_I2S_H __FILE__
-
-#define S3C_I2SV2_DIV_BCLK     (1)
-#define S3C_I2SV2_DIV_RCLK     (2)
-#define S3C_I2SV2_DIV_PRESCALER        (3)
-
-#define S3C_I2SV2_CLKSRC_PCLK          0
-#define S3C_I2SV2_CLKSRC_AUDIOBUS      1
-#define S3C_I2SV2_CLKSRC_CDCLK         2
-
-/* Set this flag for I2S controllers that have the bit IISMOD[12]
- * bridge/break RCLK signal and external Xi2sCDCLK pin.
- */
-#define S3C_FEATURE_CDCLKCON   (1 << 0)
-
-/**
- * struct s3c_i2sv2_info - S3C I2S-V2 information
- * @dev: The parent device passed to use from the probe.
- * @regs: The pointer to the device registe block.
- * @feature: Set of bit-flags indicating features of the controller.
- * @master: True if the I2S core is the I2S bit clock master.
- * @dma_playback: DMA information for playback channel.
- * @dma_capture: DMA information for capture channel.
- * @suspend_iismod: PM save for the IISMOD register.
- * @suspend_iiscon: PM save for the IISCON register.
- * @suspend_iispsr: PM save for the IISPSR register.
- *
- * This is the private codec state for the hardware associated with an
- * I2S channel such as the register mappings and clock sources.
- */
-struct s3c_i2sv2_info {
-       struct device   *dev;
-       void __iomem    *regs;
-
-       u32             feature;
-
-       struct clk      *iis_pclk;
-       struct clk      *iis_cclk;
-
-       unsigned char    master;
-
-       struct s3c_dma_params   *dma_playback;
-       struct s3c_dma_params   *dma_capture;
-
-       u32              suspend_iismod;
-       u32              suspend_iiscon;
-       u32              suspend_iispsr;
-
-       unsigned long   base;
-};
-
-extern struct clk *s3c_i2sv2_get_clock(struct snd_soc_dai *cpu_dai);
-
-struct s3c_i2sv2_rate_calc {
-       unsigned int    clk_div;        /* for prescaler */
-       unsigned int    fs_div;         /* for root frame clock */
-};
-
-extern int s3c_i2sv2_iis_calc_rate(struct s3c_i2sv2_rate_calc *info,
-                                  unsigned int *fstab,
-                                  unsigned int rate, struct clk *clk);
-
-/**
- * s3c_i2sv2_probe - probe for i2s device helper
- * @dai: The ASoC DAI structure supplied to the original probe.
- * @i2s: Our local i2s structure to fill in.
- * @base: The base address for the registers.
- */
-extern int s3c_i2sv2_probe(struct snd_soc_dai *dai,
-                          struct s3c_i2sv2_info *i2s,
-                          unsigned long base);
-
-/**
- * s3c_i2sv2_register_dai - register dai with soc core
- * @dev: DAI device
- * @id: DAI ID
- * @drv: The driver structure to register
- *
- * Fill in any missing fields and then register the given dai with the
- * soc core.
- */
-extern int s3c_i2sv2_register_dai(struct device *dev, int id,
-               struct snd_soc_dai_driver *drv);
-
-#endif /* __SND_SOC_S3C24XX_S3C_I2SV2_I2S_H */
diff --git a/sound/soc/s3c24xx/s3c2412-i2s.c b/sound/soc/s3c24xx/s3c2412-i2s.c
deleted file mode 100644 (file)
index d953ff4..0000000
+++ /dev/null
@@ -1,212 +0,0 @@
-/* sound/soc/s3c24xx/s3c2412-i2s.c
- *
- * ALSA Soc Audio Layer - S3C2412 I2S driver
- *
- * Copyright (c) 2006 Wolfson Microelectronics PLC.
- *     Graeme Gregory graeme.gregory@wolfsonmicro.com
- *     linux@wolfsonmicro.com
- *
- * Copyright (c) 2007, 2004-2005 Simtec Electronics
- *     http://armlinux.simtec.co.uk/
- *     Ben Dooks <ben@simtec.co.uk>
- *
- * This program is free software; you can redistribute  it and/or modify it
- * under  the terms of  the GNU General  Public License as published by the
- * Free Software Foundation;  either version 2 of the  License, or (at your
- * option) any later version.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/delay.h>
-#include <linux/gpio.h>
-#include <linux/clk.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-#include <mach/hardware.h>
-
-#include <mach/regs-gpio.h>
-#include <mach/dma.h>
-
-#include "dma.h"
-#include "regs-i2s-v2.h"
-#include "s3c2412-i2s.h"
-
-#define S3C2412_I2S_DEBUG 0
-
-static struct s3c2410_dma_client s3c2412_dma_client_out = {
-       .name           = "I2S PCM Stereo out"
-};
-
-static struct s3c2410_dma_client s3c2412_dma_client_in = {
-       .name           = "I2S PCM Stereo in"
-};
-
-static struct s3c_dma_params s3c2412_i2s_pcm_stereo_out = {
-       .client         = &s3c2412_dma_client_out,
-       .channel        = DMACH_I2S_OUT,
-       .dma_addr       = S3C2410_PA_IIS + S3C2412_IISTXD,
-       .dma_size       = 4,
-};
-
-static struct s3c_dma_params s3c2412_i2s_pcm_stereo_in = {
-       .client         = &s3c2412_dma_client_in,
-       .channel        = DMACH_I2S_IN,
-       .dma_addr       = S3C2410_PA_IIS + S3C2412_IISRXD,
-       .dma_size       = 4,
-};
-
-static struct s3c_i2sv2_info s3c2412_i2s;
-
-static int s3c2412_i2s_probe(struct snd_soc_dai *dai)
-{
-       int ret;
-
-       pr_debug("Entered %s\n", __func__);
-
-       ret = s3c_i2sv2_probe(dai, &s3c2412_i2s, S3C2410_PA_IIS);
-       if (ret)
-               return ret;
-
-       s3c2412_i2s.dma_capture = &s3c2412_i2s_pcm_stereo_in;
-       s3c2412_i2s.dma_playback = &s3c2412_i2s_pcm_stereo_out;
-
-       s3c2412_i2s.iis_cclk = clk_get(dai->dev, "i2sclk");
-       if (s3c2412_i2s.iis_cclk == NULL) {
-               pr_err("failed to get i2sclk clock\n");
-               iounmap(s3c2412_i2s.regs);
-               return -ENODEV;
-       }
-
-       /* Set MPLL as the source for IIS CLK */
-
-       clk_set_parent(s3c2412_i2s.iis_cclk, clk_get(NULL, "mpll"));
-       clk_enable(s3c2412_i2s.iis_cclk);
-
-       s3c2412_i2s.iis_cclk = s3c2412_i2s.iis_pclk;
-
-       /* Configure the I2S pins in correct mode */
-       s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_I2SLRCK);
-       s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_I2SSCLK);
-       s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_CDCLK);
-       s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_I2SSDI);
-       s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_I2SSDO);
-
-       return 0;
-}
-
-static int s3c2412_i2s_remove(struct snd_soc_dai *dai)
-{
-       clk_disable(s3c2412_i2s.iis_cclk);
-       clk_put(s3c2412_i2s.iis_cclk);
-       iounmap(s3c2412_i2s.regs);
-
-       return 0;
-}
-
-static int s3c2412_i2s_hw_params(struct snd_pcm_substream *substream,
-                                struct snd_pcm_hw_params *params,
-                                struct snd_soc_dai *cpu_dai)
-{
-       struct s3c_i2sv2_info *i2s = snd_soc_dai_get_drvdata(cpu_dai);
-       struct s3c_dma_params *dma_data;
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               dma_data = i2s->dma_playback;
-       else
-               dma_data = i2s->dma_capture;
-
-       snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
-
-       iismod = readl(i2s->regs + S3C2412_IISMOD);
-       pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
-
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S8:
-               iismod |= S3C2412_IISMOD_8BIT;
-               break;
-       case SNDRV_PCM_FORMAT_S16_LE:
-               iismod &= ~S3C2412_IISMOD_8BIT;
-               break;
-       }
-
-       writel(iismod, i2s->regs + S3C2412_IISMOD);
-       pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
-
-       return 0;
-}
-
-#define S3C2412_I2S_RATES \
-       (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_16000 | \
-       SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
-       SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
-
-static struct snd_soc_dai_ops s3c2412_i2s_dai_ops = {
-       .hw_params      = s3c2412_i2s_hw_params,
-};
-
-static struct snd_soc_dai_driver s3c2412_i2s_dai = {
-       .probe          = s3c2412_i2s_probe,
-       .remove = s3c2412_i2s_remove,
-       .playback = {
-               .channels_min   = 2,
-               .channels_max   = 2,
-               .rates          = S3C2412_I2S_RATES,
-               .formats        = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,
-       },
-       .capture = {
-               .channels_min   = 2,
-               .channels_max   = 2,
-               .rates          = S3C2412_I2S_RATES,
-               .formats        = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,
-       },
-       .ops = &s3c2412_i2s_dai_ops,
-};
-
-static __devinit int s3c2412_iis_dev_probe(struct platform_device *pdev)
-{
-       return snd_soc_register_dai(&pdev->dev, &s3c2412_i2s_dai);
-}
-
-static __devexit int s3c2412_iis_dev_remove(struct platform_device *pdev)
-{
-       snd_soc_unregister_dai(&pdev->dev);
-       return 0;
-}
-
-static struct platform_driver s3c2412_iis_driver = {
-       .probe  = s3c2412_iis_dev_probe,
-       .remove = s3c2412_iis_dev_remove,
-       .driver = {
-               .name = "s3c2412-iis",
-               .owner = THIS_MODULE,
-       },
-};
-
-static int __init s3c2412_i2s_init(void)
-{
-       return platform_driver_register(&s3c2412_iis_driver);
-}
-module_init(s3c2412_i2s_init);
-
-static void __exit s3c2412_i2s_exit(void)
-{
-       platform_driver_unregister(&s3c2412_iis_driver);
-}
-module_exit(s3c2412_i2s_exit);
-
-/* Module information */
-MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("S3C2412 I2S SoC Interface");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:s3c2412-iis");
diff --git a/sound/soc/s3c24xx/s3c2412-i2s.h b/sound/soc/s3c24xx/s3c2412-i2s.h
deleted file mode 100644 (file)
index 01a0471..0000000
+++ /dev/null
@@ -1,27 +0,0 @@
-/* sound/soc/s3c24xx/s3c2412-i2s.c
- *
- * ALSA Soc Audio Layer - S3C2412 I2S driver
- *
- * Copyright (c) 2007 Simtec Electronics
- *     http://armlinux.simtec.co.uk/
- *     Ben Dooks <ben@simtec.co.uk>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
-*/
-
-#ifndef __SND_SOC_S3C24XX_S3C2412_I2S_H
-#define __SND_SOC_S3C24XX_S3C2412_I2S_H __FILE__
-
-#include "s3c-i2s-v2.h"
-
-#define S3C2412_DIV_BCLK       S3C_I2SV2_DIV_BCLK
-#define S3C2412_DIV_RCLK       S3C_I2SV2_DIV_RCLK
-#define S3C2412_DIV_PRESCALER  S3C_I2SV2_DIV_PRESCALER
-
-#define S3C2412_CLKSRC_PCLK    S3C_I2SV2_CLKSRC_PCLK
-#define S3C2412_CLKSRC_I2SCLK  S3C_I2SV2_CLKSRC_AUDIOBUS
-
-#endif /* __SND_SOC_S3C24XX_S3C2412_I2S_H */
diff --git a/sound/soc/s3c24xx/s3c24xx-i2s.c b/sound/soc/s3c24xx/s3c24xx-i2s.c
deleted file mode 100644 (file)
index 13e41ed..0000000
+++ /dev/null
@@ -1,519 +0,0 @@
-/*
- * s3c24xx-i2s.c  --  ALSA Soc Audio Layer
- *
- * (c) 2006 Wolfson Microelectronics PLC.
- * Graeme Gregory graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- * Copyright 2004-2005 Simtec Electronics
- *     http://armlinux.simtec.co.uk/
- *     Ben Dooks <ben@simtec.co.uk>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/delay.h>
-#include <linux/clk.h>
-#include <linux/jiffies.h>
-#include <linux/io.h>
-#include <linux/gpio.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include <mach/hardware.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-clock.h>
-
-#include <asm/dma.h>
-#include <mach/dma.h>
-
-#include <plat/regs-iis.h>
-
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-
-static struct s3c2410_dma_client s3c24xx_dma_client_out = {
-       .name = "I2S PCM Stereo out"
-};
-
-static struct s3c2410_dma_client s3c24xx_dma_client_in = {
-       .name = "I2S PCM Stereo in"
-};
-
-static struct s3c_dma_params s3c24xx_i2s_pcm_stereo_out = {
-       .client         = &s3c24xx_dma_client_out,
-       .channel        = DMACH_I2S_OUT,
-       .dma_addr       = S3C2410_PA_IIS + S3C2410_IISFIFO,
-       .dma_size       = 2,
-};
-
-static struct s3c_dma_params s3c24xx_i2s_pcm_stereo_in = {
-       .client         = &s3c24xx_dma_client_in,
-       .channel        = DMACH_I2S_IN,
-       .dma_addr       = S3C2410_PA_IIS + S3C2410_IISFIFO,
-       .dma_size       = 2,
-};
-
-struct s3c24xx_i2s_info {
-       void __iomem    *regs;
-       struct clk      *iis_clk;
-       u32             iiscon;
-       u32             iismod;
-       u32             iisfcon;
-       u32             iispsr;
-};
-static struct s3c24xx_i2s_info s3c24xx_i2s;
-
-static void s3c24xx_snd_txctrl(int on)
-{
-       u32 iisfcon;
-       u32 iiscon;
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
-       iiscon  = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
-       iismod  = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
-
-       pr_debug("r: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
-
-       if (on) {
-               iisfcon |= S3C2410_IISFCON_TXDMA | S3C2410_IISFCON_TXENABLE;
-               iiscon  |= S3C2410_IISCON_TXDMAEN | S3C2410_IISCON_IISEN;
-               iiscon  &= ~S3C2410_IISCON_TXIDLE;
-               iismod  |= S3C2410_IISMOD_TXMODE;
-
-               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
-               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
-               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
-       } else {
-               /* note, we have to disable the FIFOs otherwise bad things
-                * seem to happen when the DMA stops. According to the
-                * Samsung supplied kernel, this should allow the DMA
-                * engine and FIFOs to reset. If this isn't allowed, the
-                * DMA engine will simply freeze randomly.
-                */
-
-               iisfcon &= ~S3C2410_IISFCON_TXENABLE;
-               iisfcon &= ~S3C2410_IISFCON_TXDMA;
-               iiscon  |=  S3C2410_IISCON_TXIDLE;
-               iiscon  &= ~S3C2410_IISCON_TXDMAEN;
-               iismod  &= ~S3C2410_IISMOD_TXMODE;
-
-               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
-               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
-               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
-       }
-
-       pr_debug("w: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
-}
-
-static void s3c24xx_snd_rxctrl(int on)
-{
-       u32 iisfcon;
-       u32 iiscon;
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
-       iiscon  = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
-       iismod  = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
-
-       pr_debug("r: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
-
-       if (on) {
-               iisfcon |= S3C2410_IISFCON_RXDMA | S3C2410_IISFCON_RXENABLE;
-               iiscon  |= S3C2410_IISCON_RXDMAEN | S3C2410_IISCON_IISEN;
-               iiscon  &= ~S3C2410_IISCON_RXIDLE;
-               iismod  |= S3C2410_IISMOD_RXMODE;
-
-               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
-               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
-               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
-       } else {
-               /* note, we have to disable the FIFOs otherwise bad things
-                * seem to happen when the DMA stops. According to the
-                * Samsung supplied kernel, this should allow the DMA
-                * engine and FIFOs to reset. If this isn't allowed, the
-                * DMA engine will simply freeze randomly.
-                */
-
-               iisfcon &= ~S3C2410_IISFCON_RXENABLE;
-               iisfcon &= ~S3C2410_IISFCON_RXDMA;
-               iiscon  |= S3C2410_IISCON_RXIDLE;
-               iiscon  &= ~S3C2410_IISCON_RXDMAEN;
-               iismod  &= ~S3C2410_IISMOD_RXMODE;
-
-               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
-               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
-               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
-       }
-
-       pr_debug("w: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
-}
-
-/*
- * Wait for the LR signal to allow synchronisation to the L/R clock
- * from the codec. May only be needed for slave mode.
- */
-static int s3c24xx_snd_lrsync(void)
-{
-       u32 iiscon;
-       int timeout = 50; /* 5ms */
-
-       pr_debug("Entered %s\n", __func__);
-
-       while (1) {
-               iiscon = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
-               if (iiscon & S3C2410_IISCON_LRINDEX)
-                       break;
-
-               if (!timeout--)
-                       return -ETIMEDOUT;
-               udelay(100);
-       }
-
-       return 0;
-}
-
-/*
- * Check whether CPU is the master or slave
- */
-static inline int s3c24xx_snd_is_clkmaster(void)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       return (readl(s3c24xx_i2s.regs + S3C2410_IISMOD) & S3C2410_IISMOD_SLAVE) ? 0:1;
-}
-
-/*
- * Set S3C24xx I2S DAI format
- */
-static int s3c24xx_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
-               unsigned int fmt)
-{
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
-       pr_debug("hw_params r: IISMOD: %x \n", iismod);
-
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_CBM_CFM:
-               iismod |= S3C2410_IISMOD_SLAVE;
-               break;
-       case SND_SOC_DAIFMT_CBS_CFS:
-               iismod &= ~S3C2410_IISMOD_SLAVE;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-       case SND_SOC_DAIFMT_LEFT_J:
-               iismod |= S3C2410_IISMOD_MSB;
-               break;
-       case SND_SOC_DAIFMT_I2S:
-               iismod &= ~S3C2410_IISMOD_MSB;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
-       pr_debug("hw_params w: IISMOD: %x \n", iismod);
-       return 0;
-}
-
-static int s3c24xx_i2s_hw_params(struct snd_pcm_substream *substream,
-                                struct snd_pcm_hw_params *params,
-                                struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s3c_dma_params *dma_data;
-       u32 iismod;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               dma_data = &s3c24xx_i2s_pcm_stereo_out;
-       else
-               dma_data = &s3c24xx_i2s_pcm_stereo_in;
-
-       snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
-
-       /* Working copies of register */
-       iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
-       pr_debug("hw_params r: IISMOD: %x\n", iismod);
-
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S8:
-               iismod &= ~S3C2410_IISMOD_16BIT;
-               dma_data->dma_size = 1;
-               break;
-       case SNDRV_PCM_FORMAT_S16_LE:
-               iismod |= S3C2410_IISMOD_16BIT;
-               dma_data->dma_size = 2;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
-       pr_debug("hw_params w: IISMOD: %x\n", iismod);
-       return 0;
-}
-
-static int s3c24xx_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
-                              struct snd_soc_dai *dai)
-{
-       int ret = 0;
-       struct s3c_dma_params *dma_data =
-               snd_soc_dai_get_dma_data(dai, substream);
-
-       pr_debug("Entered %s\n", __func__);
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               if (!s3c24xx_snd_is_clkmaster()) {
-                       ret = s3c24xx_snd_lrsync();
-                       if (ret)
-                               goto exit_err;
-               }
-
-               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-                       s3c24xx_snd_rxctrl(1);
-               else
-                       s3c24xx_snd_txctrl(1);
-
-               s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
-               break;
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-                       s3c24xx_snd_rxctrl(0);
-               else
-                       s3c24xx_snd_txctrl(0);
-               break;
-       default:
-               ret = -EINVAL;
-               break;
-       }
-
-exit_err:
-       return ret;
-}
-
-/*
- * Set S3C24xx Clock source
- */
-static int s3c24xx_i2s_set_sysclk(struct snd_soc_dai *cpu_dai,
-       int clk_id, unsigned int freq, int dir)
-{
-       u32 iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
-
-       pr_debug("Entered %s\n", __func__);
-
-       iismod &= ~S3C2440_IISMOD_MPLL;
-
-       switch (clk_id) {
-       case S3C24XX_CLKSRC_PCLK:
-               break;
-       case S3C24XX_CLKSRC_MPLL:
-               iismod |= S3C2440_IISMOD_MPLL;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
-       return 0;
-}
-
-/*
- * Set S3C24xx Clock dividers
- */
-static int s3c24xx_i2s_set_clkdiv(struct snd_soc_dai *cpu_dai,
-       int div_id, int div)
-{
-       u32 reg;
-
-       pr_debug("Entered %s\n", __func__);
-
-       switch (div_id) {
-       case S3C24XX_DIV_BCLK:
-               reg = readl(s3c24xx_i2s.regs + S3C2410_IISMOD) & ~S3C2410_IISMOD_FS_MASK;
-               writel(reg | div, s3c24xx_i2s.regs + S3C2410_IISMOD);
-               break;
-       case S3C24XX_DIV_MCLK:
-               reg = readl(s3c24xx_i2s.regs + S3C2410_IISMOD) & ~(S3C2410_IISMOD_384FS);
-               writel(reg | div, s3c24xx_i2s.regs + S3C2410_IISMOD);
-               break;
-       case S3C24XX_DIV_PRESCALER:
-               writel(div, s3c24xx_i2s.regs + S3C2410_IISPSR);
-               reg = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
-               writel(reg | S3C2410_IISCON_PSCEN, s3c24xx_i2s.regs + S3C2410_IISCON);
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-/*
- * To avoid duplicating clock code, allow machine driver to
- * get the clockrate from here.
- */
-u32 s3c24xx_i2s_get_clockrate(void)
-{
-       return clk_get_rate(s3c24xx_i2s.iis_clk);
-}
-EXPORT_SYMBOL_GPL(s3c24xx_i2s_get_clockrate);
-
-static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       s3c24xx_i2s.regs = ioremap(S3C2410_PA_IIS, 0x100);
-       if (s3c24xx_i2s.regs == NULL)
-               return -ENXIO;
-
-       s3c24xx_i2s.iis_clk = clk_get(dai->dev, "iis");
-       if (s3c24xx_i2s.iis_clk == NULL) {
-               pr_err("failed to get iis_clock\n");
-               iounmap(s3c24xx_i2s.regs);
-               return -ENODEV;
-       }
-       clk_enable(s3c24xx_i2s.iis_clk);
-
-       /* Configure the I2S pins in correct mode */
-       s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_I2SLRCK);
-       s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_I2SSCLK);
-       s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_CDCLK);
-       s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_I2SSDI);
-       s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_I2SSDO);
-
-       writel(S3C2410_IISCON_IISEN, s3c24xx_i2s.regs + S3C2410_IISCON);
-
-       s3c24xx_snd_txctrl(0);
-       s3c24xx_snd_rxctrl(0);
-
-       return 0;
-}
-
-#ifdef CONFIG_PM
-static int s3c24xx_i2s_suspend(struct snd_soc_dai *cpu_dai)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       s3c24xx_i2s.iiscon = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
-       s3c24xx_i2s.iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
-       s3c24xx_i2s.iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
-       s3c24xx_i2s.iispsr = readl(s3c24xx_i2s.regs + S3C2410_IISPSR);
-
-       clk_disable(s3c24xx_i2s.iis_clk);
-
-       return 0;
-}
-
-static int s3c24xx_i2s_resume(struct snd_soc_dai *cpu_dai)
-{
-       pr_debug("Entered %s\n", __func__);
-       clk_enable(s3c24xx_i2s.iis_clk);
-
-       writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
-       writel(s3c24xx_i2s.iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
-       writel(s3c24xx_i2s.iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
-       writel(s3c24xx_i2s.iispsr, s3c24xx_i2s.regs + S3C2410_IISPSR);
-
-       return 0;
-}
-#else
-#define s3c24xx_i2s_suspend NULL
-#define s3c24xx_i2s_resume NULL
-#endif
-
-
-#define S3C24XX_I2S_RATES \
-       (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_16000 | \
-       SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
-       SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
-
-static struct snd_soc_dai_ops s3c24xx_i2s_dai_ops = {
-       .trigger        = s3c24xx_i2s_trigger,
-       .hw_params      = s3c24xx_i2s_hw_params,
-       .set_fmt        = s3c24xx_i2s_set_fmt,
-       .set_clkdiv     = s3c24xx_i2s_set_clkdiv,
-       .set_sysclk     = s3c24xx_i2s_set_sysclk,
-};
-
-static struct snd_soc_dai_driver s3c24xx_i2s_dai = {
-       .probe = s3c24xx_i2s_probe,
-       .suspend = s3c24xx_i2s_suspend,
-       .resume = s3c24xx_i2s_resume,
-       .playback = {
-               .channels_min = 2,
-               .channels_max = 2,
-               .rates = S3C24XX_I2S_RATES,
-               .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,},
-       .capture = {
-               .channels_min = 2,
-               .channels_max = 2,
-               .rates = S3C24XX_I2S_RATES,
-               .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,},
-       .ops = &s3c24xx_i2s_dai_ops,
-};
-
-static __devinit int s3c24xx_iis_dev_probe(struct platform_device *pdev)
-{
-       return snd_soc_register_dai(&pdev->dev, &s3c24xx_i2s_dai);
-}
-
-static __devexit int s3c24xx_iis_dev_remove(struct platform_device *pdev)
-{
-       snd_soc_unregister_dai(&pdev->dev);
-       return 0;
-}
-
-static struct platform_driver s3c24xx_iis_driver = {
-       .probe  = s3c24xx_iis_dev_probe,
-       .remove = s3c24xx_iis_dev_remove,
-       .driver = {
-               .name = "s3c24xx-iis",
-               .owner = THIS_MODULE,
-       },
-};
-
-static int __init s3c24xx_i2s_init(void)
-{
-       return platform_driver_register(&s3c24xx_iis_driver);
-}
-module_init(s3c24xx_i2s_init);
-
-static void __exit s3c24xx_i2s_exit(void)
-{
-       platform_driver_unregister(&s3c24xx_iis_driver);
-}
-module_exit(s3c24xx_i2s_exit);
-
-/* Module information */
-MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("s3c24xx I2S SoC Interface");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:s3c24xx-iis");
diff --git a/sound/soc/s3c24xx/s3c24xx-i2s.h b/sound/soc/s3c24xx/s3c24xx-i2s.h
deleted file mode 100644 (file)
index f9ca04e..0000000
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * s3c24xx-i2s.c  --  ALSA Soc Audio Layer
- *
- * Copyright 2005 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- *  Revision history
- *    10th Nov 2006   Initial version.
- */
-
-#ifndef S3C24XXI2S_H_
-#define S3C24XXI2S_H_
-
-/* clock sources */
-#define S3C24XX_CLKSRC_PCLK 0
-#define S3C24XX_CLKSRC_MPLL 1
-
-/* Clock dividers */
-#define S3C24XX_DIV_MCLK       0
-#define S3C24XX_DIV_BCLK       1
-#define S3C24XX_DIV_PRESCALER  2
-
-/* prescaler */
-#define S3C24XX_PRESCALE(a,b) \
-       (((a - 1) << S3C2410_IISPSR_INTSHIFT) | ((b - 1) << S3C2410_IISPSR_EXTSHFIT))
-
-u32 s3c24xx_i2s_get_clockrate(void);
-
-#endif /*S3C24XXI2S_H_*/
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec.c b/sound/soc/s3c24xx/s3c24xx_simtec.c
deleted file mode 100644 (file)
index 2c7e2a8..0000000
+++ /dev/null
@@ -1,394 +0,0 @@
-/* sound/soc/s3c24xx/s3c24xx_simtec.c
- *
- * Copyright 2009 Simtec Electronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <linux/clk.h>
-#include <linux/i2c.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <plat/audio-simtec.h>
-
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-#include "s3c24xx_simtec.h"
-
-static struct s3c24xx_audio_simtec_pdata *pdata;
-static struct clk *xtal_clk;
-
-static int spk_gain;
-static int spk_unmute;
-
-/**
- * speaker_gain_get - read the speaker gain setting.
- * @kcontrol: The control for the speaker gain.
- * @ucontrol: The value that needs to be updated.
- *
- * Read the value for the AMP gain control.
- */
-static int speaker_gain_get(struct snd_kcontrol *kcontrol,
-                           struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.integer.value[0] = spk_gain;
-       return 0;
-}
-
-/**
- * speaker_gain_set - set the value of the speaker amp gain
- * @value: The value to write.
- */
-static void speaker_gain_set(int value)
-{
-       gpio_set_value_cansleep(pdata->amp_gain[0], value & 1);
-       gpio_set_value_cansleep(pdata->amp_gain[1], value >> 1);
-}
-
-/**
- * speaker_gain_put - set the speaker gain setting.
- * @kcontrol: The control for the speaker gain.
- * @ucontrol: The value that needs to be set.
- *
- * Set the value of the speaker gain from the specified
- * @ucontrol setting.
- *
- * Note, if the speaker amp is muted, then we do not set a gain value
- * as at-least one of the ICs that is fitted will try and power up even
- * if the main control is set to off.
- */
-static int speaker_gain_put(struct snd_kcontrol *kcontrol,
-                           struct snd_ctl_elem_value *ucontrol)
-{
-       int value = ucontrol->value.integer.value[0];
-
-       spk_gain = value;
-
-       if (!spk_unmute)
-               speaker_gain_set(value);
-
-       return 0;
-}
-
-static const struct snd_kcontrol_new amp_gain_controls[] = {
-       SOC_SINGLE_EXT("Speaker Gain", 0, 0, 3, 0,
-                      speaker_gain_get, speaker_gain_put),
-};
-
-/**
- * spk_unmute_state - set the unmute state of the speaker
- * @to: zero to unmute, non-zero to ununmute.
- */
-static void spk_unmute_state(int to)
-{
-       pr_debug("%s: to=%d\n", __func__, to);
-
-       spk_unmute = to;
-       gpio_set_value(pdata->amp_gpio, to);
-
-       /* if we're umuting, also re-set the gain */
-       if (to && pdata->amp_gain[0] > 0)
-               speaker_gain_set(spk_gain);
-}
-
-/**
- * speaker_unmute_get - read the speaker unmute setting.
- * @kcontrol: The control for the speaker gain.
- * @ucontrol: The value that needs to be updated.
- *
- * Read the value for the AMP gain control.
- */
-static int speaker_unmute_get(struct snd_kcontrol *kcontrol,
-                           struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.integer.value[0] = spk_unmute;
-       return 0;
-}
-
-/**
- * speaker_unmute_put - set the speaker unmute setting.
- * @kcontrol: The control for the speaker gain.
- * @ucontrol: The value that needs to be set.
- *
- * Set the value of the speaker gain from the specified
- * @ucontrol setting.
- */
-static int speaker_unmute_put(struct snd_kcontrol *kcontrol,
-                           struct snd_ctl_elem_value *ucontrol)
-{
-       spk_unmute_state(ucontrol->value.integer.value[0]);
-       return 0;
-}
-
-/* This is added as a manual control as the speaker amps create clicks
- * when their power state is changed, which are far more noticeable than
- * anything produced by the CODEC itself.
- */
-static const struct snd_kcontrol_new amp_unmute_controls[] = {
-       SOC_SINGLE_EXT("Speaker Switch", 0, 0, 1, 0,
-                      speaker_unmute_get, speaker_unmute_put),
-};
-
-void simtec_audio_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-
-       if (pdata->amp_gpio > 0) {
-               pr_debug("%s: adding amp routes\n", __func__);
-
-               snd_soc_add_controls(codec, amp_unmute_controls,
-                                    ARRAY_SIZE(amp_unmute_controls));
-       }
-
-       if (pdata->amp_gain[0] > 0) {
-               pr_debug("%s: adding amp controls\n", __func__);
-               snd_soc_add_controls(codec, amp_gain_controls,
-                                    ARRAY_SIZE(amp_gain_controls));
-       }
-}
-EXPORT_SYMBOL_GPL(simtec_audio_init);
-
-#define CODEC_CLOCK 12000000
-
-/**
- * simtec_hw_params - update hardware parameters
- * @substream: The audio substream instance.
- * @params: The parameters requested.
- *
- * Update the codec data routing and configuration  settings
- * from the supplied data.
- */
-static int simtec_hw_params(struct snd_pcm_substream *substream,
-                           struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       int ret;
-
-       /* Set the CODEC as the bus clock master, I2S */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
-                                 SND_SOC_DAIFMT_NB_NF |
-                                 SND_SOC_DAIFMT_CBM_CFM);
-       if (ret) {
-               pr_err("%s: failed set cpu dai format\n", __func__);
-               return ret;
-       }
-
-       /* Set the CODEC as the bus clock master */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-                                 SND_SOC_DAIFMT_NB_NF |
-                                 SND_SOC_DAIFMT_CBM_CFM);
-       if (ret) {
-               pr_err("%s: failed set codec dai format\n", __func__);
-               return ret;
-       }
-
-       ret = snd_soc_dai_set_sysclk(codec_dai, 0,
-                                    CODEC_CLOCK, SND_SOC_CLOCK_IN);
-       if (ret) {
-               pr_err( "%s: failed setting codec sysclk\n", __func__);
-               return ret;
-       }
-
-       if (pdata->use_mpllin) {
-               ret = snd_soc_dai_set_sysclk(cpu_dai, S3C24XX_CLKSRC_MPLL,
-                                            0, SND_SOC_CLOCK_OUT);
-
-               if (ret) {
-                       pr_err("%s: failed to set MPLLin as clksrc\n",
-                              __func__);
-                       return ret;
-               }
-       }
-
-       if (pdata->output_cdclk) {
-               int cdclk_scale;
-
-               cdclk_scale = clk_get_rate(xtal_clk) / CODEC_CLOCK;
-               cdclk_scale--;
-
-               ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
-                                            cdclk_scale);
-       }
-
-       return 0;
-}
-
-static int simtec_call_startup(struct s3c24xx_audio_simtec_pdata *pd)
-{
-       /* call any board supplied startup code, this currently only
-        * covers the bast/vr1000 which have a CPLD in the way of the
-        * LRCLK */
-       if (pd->startup)
-               pd->startup();
-
-       return 0;
-}
-
-static struct snd_soc_ops simtec_snd_ops = {
-       .hw_params      = simtec_hw_params,
-};
-
-/**
- * attach_gpio_amp - get and configure the necessary gpios
- * @dev: The device we're probing.
- * @pd: The platform data supplied by the board.
- *
- * If there is a GPIO based amplifier attached to the board, claim
- * the necessary GPIO lines for it, and set default values.
- */
-static int attach_gpio_amp(struct device *dev,
-                          struct s3c24xx_audio_simtec_pdata *pd)
-{
-       int ret;
-
-       /* attach gpio amp gain (if any) */
-       if (pdata->amp_gain[0] > 0) {
-               ret = gpio_request(pd->amp_gain[0], "gpio-amp-gain0");
-               if (ret) {
-                       dev_err(dev, "cannot get amp gpio gain0\n");
-                       return ret;
-               }
-
-               ret = gpio_request(pd->amp_gain[1], "gpio-amp-gain1");
-               if (ret) {
-                       dev_err(dev, "cannot get amp gpio gain1\n");
-                       gpio_free(pdata->amp_gain[0]);
-                       return ret;
-               }
-
-               gpio_direction_output(pd->amp_gain[0], 0);
-               gpio_direction_output(pd->amp_gain[1], 0);
-       }
-
-       /* note, currently we assume GPA0 isn't valid amp */
-       if (pdata->amp_gpio > 0) {
-               ret = gpio_request(pd->amp_gpio, "gpio-amp");
-               if (ret) {
-                       dev_err(dev, "cannot get amp gpio %d (%d)\n",
-                               pd->amp_gpio, ret);
-                       goto err_amp;
-               }
-
-               /* set the amp off at startup */
-               spk_unmute_state(0);
-       }
-
-       return 0;
-
-err_amp:
-       if (pd->amp_gain[0] > 0) {
-               gpio_free(pd->amp_gain[0]);
-               gpio_free(pd->amp_gain[1]);
-       }
-
-       return ret;
-}
-
-static void detach_gpio_amp(struct s3c24xx_audio_simtec_pdata *pd)
-{
-       if (pd->amp_gain[0] > 0) {
-               gpio_free(pd->amp_gain[0]);
-               gpio_free(pd->amp_gain[1]);
-       }
-
-       if (pd->amp_gpio > 0)
-               gpio_free(pd->amp_gpio);
-}
-
-#ifdef CONFIG_PM
-int simtec_audio_resume(struct device *dev)
-{
-       simtec_call_startup(pdata);
-       return 0;
-}
-
-const struct dev_pm_ops simtec_audio_pmops = {
-       .resume = simtec_audio_resume,
-};
-EXPORT_SYMBOL_GPL(simtec_audio_pmops);
-#endif
-
-int __devinit simtec_audio_core_probe(struct platform_device *pdev,
-                                     struct snd_soc_card *card)
-{
-       struct platform_device *snd_dev;
-       int ret;
-
-       card->dai_link->ops = &simtec_snd_ops;
-
-       pdata = pdev->dev.platform_data;
-       if (!pdata) {
-               dev_err(&pdev->dev, "no platform data supplied\n");
-               return -EINVAL;
-       }
-
-       simtec_call_startup(pdata);
-
-       xtal_clk = clk_get(&pdev->dev, "xtal");
-       if (IS_ERR(xtal_clk)) {
-               dev_err(&pdev->dev, "could not get clkout0\n");
-               return -EINVAL;
-       }
-
-       dev_info(&pdev->dev, "xtal rate is %ld\n", clk_get_rate(xtal_clk));
-
-       ret = attach_gpio_amp(&pdev->dev, pdata);
-       if (ret)
-               goto err_clk;
-
-       snd_dev = platform_device_alloc("soc-audio", -1);
-       if (!snd_dev) {
-               dev_err(&pdev->dev, "failed to alloc soc-audio devicec\n");
-               ret = -ENOMEM;
-               goto err_gpio;
-       }
-
-       platform_set_drvdata(snd_dev, card);
-
-       ret = platform_device_add(snd_dev);
-       if (ret) {
-               dev_err(&pdev->dev, "failed to add soc-audio dev\n");
-               goto err_pdev;
-       }
-
-       platform_set_drvdata(pdev, snd_dev);
-       return 0;
-
-err_pdev:
-       platform_device_put(snd_dev);
-
-err_gpio:
-       detach_gpio_amp(pdata);
-
-err_clk:
-       clk_put(xtal_clk);
-       return ret;
-}
-EXPORT_SYMBOL_GPL(simtec_audio_core_probe);
-
-int __devexit simtec_audio_remove(struct platform_device *pdev)
-{
-       struct platform_device *snd_dev = platform_get_drvdata(pdev);
-
-       platform_device_unregister(snd_dev);
-
-       detach_gpio_amp(pdata);
-       clk_put(xtal_clk);
-       return 0;
-}
-EXPORT_SYMBOL_GPL(simtec_audio_remove);
-
-MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("ALSA SoC Simtec Audio common support");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec.h b/sound/soc/s3c24xx/s3c24xx_simtec.h
deleted file mode 100644 (file)
index e63d5ff..0000000
+++ /dev/null
@@ -1,22 +0,0 @@
-/* sound/soc/s3c24xx/s3c24xx_simtec.h
- *
- * Copyright 2009 Simtec Electronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-extern void simtec_audio_init(struct snd_soc_pcm_runtime *rtd);
-
-extern int simtec_audio_core_probe(struct platform_device *pdev,
-                                  struct snd_soc_card *card);
-
-extern int simtec_audio_remove(struct platform_device *pdev);
-
-#ifdef CONFIG_PM
-extern const struct dev_pm_ops simtec_audio_pmops;
-#define simtec_audio_pm &simtec_audio_pmops
-#else
-#define simtec_audio_pm NULL
-#endif
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec_hermes.c b/sound/soc/s3c24xx/s3c24xx_simtec_hermes.c
deleted file mode 100644 (file)
index 3509403..0000000
+++ /dev/null
@@ -1,146 +0,0 @@
-/* sound/soc/s3c24xx/s3c24xx_simtec_hermes.c
- *
- * Copyright 2009 Simtec Electronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/module.h>
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <plat/audio-simtec.h>
-
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-#include "s3c24xx_simtec.h"
-
-#include "../codecs/tlv320aic3x.h"
-
-static const struct snd_soc_dapm_widget dapm_widgets[] = {
-       SND_SOC_DAPM_LINE("GSM Out", NULL),
-       SND_SOC_DAPM_LINE("GSM In", NULL),
-       SND_SOC_DAPM_LINE("Line In", NULL),
-       SND_SOC_DAPM_LINE("Line Out", NULL),
-       SND_SOC_DAPM_LINE("ZV", NULL),
-       SND_SOC_DAPM_MIC("Mic Jack", NULL),
-       SND_SOC_DAPM_HP("Headphone Jack", NULL),
-};
-
-static const struct snd_soc_dapm_route base_map[] = {
-       /* Headphone connected to HP{L,R}OUT and HP{L,R}COM */
-
-       { "Headphone Jack", NULL, "HPLOUT" },
-       { "Headphone Jack", NULL, "HPLCOM" },
-       { "Headphone Jack", NULL, "HPROUT" },
-       { "Headphone Jack", NULL, "HPRCOM" },
-
-       /* ZV connected to Line1 */
-
-       { "LINE1L", NULL, "ZV" },
-       { "LINE1R", NULL, "ZV" },
-
-       /* Line In connected to Line2 */
-
-       { "LINE2L", NULL, "Line In" },
-       { "LINE2R", NULL, "Line In" },
-
-       /* Microphone connected to MIC3R and MIC_BIAS */
-
-       { "MIC3L", NULL, "Mic Jack" },
-
-       /* GSM connected to MONO_LOUT and MIC3L (in) */
-
-       { "GSM Out", NULL, "MONO_LOUT" },
-       { "MIC3L", NULL, "GSM In" },
-
-       /* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are
-        * not using the DAPM to power it up and down as there it makes
-        * a click when powering up. */
-};
-
-/**
- * simtec_hermes_init - initialise and add controls
- * @codec; The codec instance to attach to.
- *
- * Attach our controls and configure the necessary codec
- * mappings for our sound card instance.
-*/
-static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-
-       snd_soc_dapm_new_controls(dapm, dapm_widgets,
-                                 ARRAY_SIZE(dapm_widgets));
-
-       snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map));
-
-       snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
-       snd_soc_dapm_enable_pin(dapm, "Line In");
-       snd_soc_dapm_enable_pin(dapm, "Line Out");
-       snd_soc_dapm_enable_pin(dapm, "Mic Jack");
-
-       simtec_audio_init(rtd);
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-static struct snd_soc_dai_link simtec_dai_aic33 = {
-       .name           = "tlv320aic33",
-       .stream_name    = "TLV320AIC33",
-       .codec_name     = "tlv320aic3x-codec.0-0x1a",
-       .cpu_dai_name   = "s3c24xx-i2s",
-       .codec_dai_name = "tlv320aic3x-hifi",
-       .platform_name  = "samsung-audio",
-       .init           = simtec_hermes_init,
-};
-
-/* simtec audio machine driver */
-static struct snd_soc_card snd_soc_machine_simtec_aic33 = {
-       .name           = "Simtec-Hermes",
-       .dai_link       = &simtec_dai_aic33,
-       .num_links      = 1,
-};
-
-static int __devinit simtec_audio_hermes_probe(struct platform_device *pd)
-{
-       dev_info(&pd->dev, "probing....\n");
-       return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic33);
-}
-
-static struct platform_driver simtec_audio_hermes_platdrv = {
-       .driver = {
-               .owner  = THIS_MODULE,
-               .name   = "s3c24xx-simtec-hermes-snd",
-               .pm     = simtec_audio_pm,
-       },
-       .probe  = simtec_audio_hermes_probe,
-       .remove = __devexit_p(simtec_audio_remove),
-};
-
-MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd");
-
-static int __init simtec_hermes_modinit(void)
-{
-       return platform_driver_register(&simtec_audio_hermes_platdrv);
-}
-
-static void __exit simtec_hermes_modexit(void)
-{
-       platform_driver_unregister(&simtec_audio_hermes_platdrv);
-}
-
-module_init(simtec_hermes_modinit);
-module_exit(simtec_hermes_modexit);
-
-MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c b/sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
deleted file mode 100644 (file)
index b45e0b7..0000000
+++ /dev/null
@@ -1,134 +0,0 @@
-/* sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
- *
- * Copyright 2009 Simtec Electronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/module.h>
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <plat/audio-simtec.h>
-
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-#include "s3c24xx_simtec.h"
-
-#include "../codecs/tlv320aic23.h"
-
-/* supported machines:
- *
- * Machine     Connections             AMP
- * -------     -----------             ---
- * BAST                MIC, HPOUT, LOUT, LIN   TPA2001D1 (HPOUTL,R) (gain hardwired)
- * VR1000      HPOUT, LIN              None
- * VR2000      LIN, LOUT, MIC, HP      LM4871 (HPOUTL,R)
- * DePicture   LIN, LOUT, MIC, HP      LM4871 (HPOUTL,R)
- * Anubis      LIN, LOUT, MIC, HP      TPA2001D1 (HPOUTL,R)
- */
-
-static const struct snd_soc_dapm_widget dapm_widgets[] = {
-       SND_SOC_DAPM_HP("Headphone Jack", NULL),
-       SND_SOC_DAPM_LINE("Line In", NULL),
-       SND_SOC_DAPM_LINE("Line Out", NULL),
-       SND_SOC_DAPM_MIC("Mic Jack", NULL),
-};
-
-static const struct snd_soc_dapm_route base_map[] = {
-       { "Headphone Jack", NULL, "LHPOUT"},
-       { "Headphone Jack", NULL, "RHPOUT"},
-
-       { "Line Out", NULL, "LOUT" },
-       { "Line Out", NULL, "ROUT" },
-
-       { "LLINEIN", NULL, "Line In"},
-       { "RLINEIN", NULL, "Line In"},
-
-       { "MICIN", NULL, "Mic Jack"},
-};
-
-/**
- * simtec_tlv320aic23_init - initialise and add controls
- * @codec; The codec instance to attach to.
- *
- * Attach our controls and configure the necessary codec
- * mappings for our sound card instance.
-*/
-static int simtec_tlv320aic23_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-
-       snd_soc_dapm_new_controls(dapm, dapm_widgets,
-                                 ARRAY_SIZE(dapm_widgets));
-
-       snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map));
-
-       snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
-       snd_soc_dapm_enable_pin(dapm, "Line In");
-       snd_soc_dapm_enable_pin(dapm, "Line Out");
-       snd_soc_dapm_enable_pin(dapm, "Mic Jack");
-
-       simtec_audio_init(rtd);
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-static struct snd_soc_dai_link simtec_dai_aic23 = {
-       .name           = "tlv320aic23",
-       .stream_name    = "TLV320AIC23",
-       .codec_name     = "tlv320aic3x-codec.0-0x1a",
-       .cpu_dai_name   = "s3c24xx-i2s",
-       .codec_dai_name = "tlv320aic3x-hifi",
-       .platform_name  = "samsung-audio",
-       .init           = simtec_tlv320aic23_init,
-};
-
-/* simtec audio machine driver */
-static struct snd_soc_card snd_soc_machine_simtec_aic23 = {
-       .name           = "Simtec",
-       .dai_link       = &simtec_dai_aic23,
-       .num_links      = 1,
-};
-
-static int __devinit simtec_audio_tlv320aic23_probe(struct platform_device *pd)
-{
-       return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic23);
-}
-
-static struct platform_driver simtec_audio_tlv320aic23_platdrv = {
-       .driver = {
-               .owner  = THIS_MODULE,
-               .name   = "s3c24xx-simtec-tlv320aic23",
-               .pm     = simtec_audio_pm,
-       },
-       .probe  = simtec_audio_tlv320aic23_probe,
-       .remove = __devexit_p(simtec_audio_remove),
-};
-
-MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
-
-static int __init simtec_tlv320aic23_modinit(void)
-{
-       return platform_driver_register(&simtec_audio_tlv320aic23_platdrv);
-}
-
-static void __exit simtec_tlv320aic23_modexit(void)
-{
-       platform_driver_unregister(&simtec_audio_tlv320aic23_platdrv);
-}
-
-module_init(simtec_tlv320aic23_modinit);
-module_exit(simtec_tlv320aic23_modexit);
-
-MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c24xx_uda134x.c b/sound/soc/s3c24xx/s3c24xx_uda134x.c
deleted file mode 100644 (file)
index cdc8ecb..0000000
+++ /dev/null
@@ -1,367 +0,0 @@
-/*
- * Modifications by Christian Pellegrin <chripell@evolware.org>
- *
- * s3c24xx_uda134x.c  --  S3C24XX_UDA134X ALSA SoC Audio board driver
- *
- * Copyright 2007 Dension Audio Systems Ltd.
- * Author: Zoltan Devai
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/clk.h>
-#include <linux/mutex.h>
-#include <linux/gpio.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/s3c24xx_uda134x.h>
-#include <sound/uda134x.h>
-
-#include <plat/regs-iis.h>
-
-#include "dma.h"
-#include "s3c24xx-i2s.h"
-#include "../codecs/uda134x.h"
-
-
-/* #define ENFORCE_RATES 1 */
-/*
-  Unfortunately the S3C24XX in master mode has a limited capacity of
-  generating the clock for the codec. If you define this only rates
-  that are really available will be enforced. But be careful, most
-  user level application just want the usual sampling frequencies (8,
-  11.025, 22.050, 44.1 kHz) and anyway resampling is a costly
-  operation for embedded systems. So if you aren't very lucky or your
-  hardware engineer wasn't very forward-looking it's better to leave
-  this undefined. If you do so an approximate value for the requested
-  sampling rate in the range -/+ 5% will be chosen. If this in not
-  possible an error will be returned.
-*/
-
-static struct clk *xtal;
-static struct clk *pclk;
-/* this is need because we don't have a place where to keep the
- * pointers to the clocks in each substream. We get the clocks only
- * when we are actually using them so we don't block stuff like
- * frequency change or oscillator power-off */
-static int clk_users;
-static DEFINE_MUTEX(clk_lock);
-
-static unsigned int rates[33 * 2];
-#ifdef ENFORCE_RATES
-static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
-       .count  = ARRAY_SIZE(rates),
-       .list   = rates,
-       .mask   = 0,
-};
-#endif
-
-static struct platform_device *s3c24xx_uda134x_snd_device;
-
-static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
-{
-       int ret = 0;
-#ifdef ENFORCE_RATES
-       struct snd_pcm_runtime *runtime = substream->runtime;
-#endif
-
-       mutex_lock(&clk_lock);
-       pr_debug("%s %d\n", __func__, clk_users);
-       if (clk_users == 0) {
-               xtal = clk_get(&s3c24xx_uda134x_snd_device->dev, "xtal");
-               if (!xtal) {
-                       printk(KERN_ERR "%s cannot get xtal\n", __func__);
-                       ret = -EBUSY;
-               } else {
-                       pclk = clk_get(&s3c24xx_uda134x_snd_device->dev,
-                                      "pclk");
-                       if (!pclk) {
-                               printk(KERN_ERR "%s cannot get pclk\n",
-                                      __func__);
-                               clk_put(xtal);
-                               ret = -EBUSY;
-                       }
-               }
-               if (!ret) {
-                       int i, j;
-
-                       for (i = 0; i < 2; i++) {
-                               int fs = i ? 256 : 384;
-
-                               rates[i*33] = clk_get_rate(xtal) / fs;
-                               for (j = 1; j < 33; j++)
-                                       rates[i*33 + j] = clk_get_rate(pclk) /
-                                               (j * fs);
-                       }
-               }
-       }
-       clk_users += 1;
-       mutex_unlock(&clk_lock);
-       if (!ret) {
-#ifdef ENFORCE_RATES
-               ret = snd_pcm_hw_constraint_list(runtime, 0,
-                                                SNDRV_PCM_HW_PARAM_RATE,
-                                                &hw_constraints_rates);
-               if (ret < 0)
-                       printk(KERN_ERR "%s cannot set constraints\n",
-                              __func__);
-#endif
-       }
-       return ret;
-}
-
-static void s3c24xx_uda134x_shutdown(struct snd_pcm_substream *substream)
-{
-       mutex_lock(&clk_lock);
-       pr_debug("%s %d\n", __func__, clk_users);
-       clk_users -= 1;
-       if (clk_users == 0) {
-               clk_put(xtal);
-               xtal = NULL;
-               clk_put(pclk);
-               pclk = NULL;
-       }
-       mutex_unlock(&clk_lock);
-}
-
-static int s3c24xx_uda134x_hw_params(struct snd_pcm_substream *substream,
-                                       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       unsigned int clk = 0;
-       int ret = 0;
-       int clk_source, fs_mode;
-       unsigned long rate = params_rate(params);
-       long err, cerr;
-       unsigned int div;
-       int i, bi;
-
-       err = 999999;
-       bi = 0;
-       for (i = 0; i < 2*33; i++) {
-               cerr = rates[i] - rate;
-               if (cerr < 0)
-                       cerr = -cerr;
-               if (cerr < err) {
-                       err = cerr;
-                       bi = i;
-               }
-       }
-       if (bi / 33 == 1)
-               fs_mode = S3C2410_IISMOD_256FS;
-       else
-               fs_mode = S3C2410_IISMOD_384FS;
-       if (bi % 33 == 0) {
-               clk_source = S3C24XX_CLKSRC_MPLL;
-               div = 1;
-       } else {
-               clk_source = S3C24XX_CLKSRC_PCLK;
-               div = bi % 33;
-       }
-       pr_debug("%s desired rate %lu, %d\n", __func__, rate, bi);
-
-       clk = (fs_mode == S3C2410_IISMOD_384FS ? 384 : 256) * rate;
-       pr_debug("%s will use: %s %s %d sysclk %d err %ld\n", __func__,
-                fs_mode == S3C2410_IISMOD_384FS ? "384FS" : "256FS",
-                clk_source == S3C24XX_CLKSRC_MPLL ? "MPLLin" : "PCLK",
-                div, clk, err);
-
-       if ((err * 100 / rate) > 5) {
-               printk(KERN_ERR "S3C24XX_UDA134X: effective frequency "
-                      "too different from desired (%ld%%)\n",
-                      err * 100 / rate);
-               return -EINVAL;
-       }
-
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
-                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_sysclk(cpu_dai, clk_source , clk,
-                       SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK, fs_mode);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_BCLK,
-                       S3C2410_IISMOD_32FS);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
-                       S3C24XX_PRESCALE(div, div));
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, 0, clk,
-                       SND_SOC_CLOCK_OUT);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static struct snd_soc_ops s3c24xx_uda134x_ops = {
-       .startup = s3c24xx_uda134x_startup,
-       .shutdown = s3c24xx_uda134x_shutdown,
-       .hw_params = s3c24xx_uda134x_hw_params,
-};
-
-static struct snd_soc_dai_link s3c24xx_uda134x_dai_link = {
-       .name = "UDA134X",
-       .stream_name = "UDA134X",
-       .codec_name = "uda134x-hifi",
-       .codec_dai_name = "uda134x-hifi",
-       .cpu_dai_name = "s3c24xx-i2s",
-       .ops = &s3c24xx_uda134x_ops,
-       .platform_name  = "samsung-audio",
-};
-
-static struct snd_soc_card snd_soc_s3c24xx_uda134x = {
-       .name = "S3C24XX_UDA134X",
-       .dai_link = &s3c24xx_uda134x_dai_link,
-       .num_links = 1,
-};
-
-static struct s3c24xx_uda134x_platform_data *s3c24xx_uda134x_l3_pins;
-
-static void setdat(int v)
-{
-       gpio_set_value(s3c24xx_uda134x_l3_pins->l3_data, v > 0);
-}
-
-static void setclk(int v)
-{
-       gpio_set_value(s3c24xx_uda134x_l3_pins->l3_clk, v > 0);
-}
-
-static void setmode(int v)
-{
-       gpio_set_value(s3c24xx_uda134x_l3_pins->l3_mode, v > 0);
-}
-
-/* FIXME - This must be codec platform data but in which board file ?? */
-static struct uda134x_platform_data s3c24xx_uda134x = {
-       .l3 = {
-               .setdat = setdat,
-               .setclk = setclk,
-               .setmode = setmode,
-               .data_hold = 1,
-               .data_setup = 1,
-               .clock_high = 1,
-               .mode_hold = 1,
-               .mode = 1,
-               .mode_setup = 1,
-       },
-};
-
-static int s3c24xx_uda134x_setup_pin(int pin, char *fun)
-{
-       if (gpio_request(pin, "s3c24xx_uda134x") < 0) {
-               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
-                      "l3 %s pin already in use", fun);
-               return -EBUSY;
-       }
-       gpio_direction_output(pin, 0);
-       return 0;
-}
-
-static int s3c24xx_uda134x_probe(struct platform_device *pdev)
-{
-       int ret;
-
-       printk(KERN_INFO "S3C24XX_UDA134X SoC Audio driver\n");
-
-       s3c24xx_uda134x_l3_pins = pdev->dev.platform_data;
-       if (s3c24xx_uda134x_l3_pins == NULL) {
-               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
-                      "unable to find platform data\n");
-               return -ENODEV;
-       }
-       s3c24xx_uda134x.power = s3c24xx_uda134x_l3_pins->power;
-       s3c24xx_uda134x.model = s3c24xx_uda134x_l3_pins->model;
-
-       if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_data,
-                                     "data") < 0)
-               return -EBUSY;
-       if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_clk,
-                                     "clk") < 0) {
-               gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
-               return -EBUSY;
-       }
-       if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_mode,
-                                     "mode") < 0) {
-               gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
-               gpio_free(s3c24xx_uda134x_l3_pins->l3_clk);
-               return -EBUSY;
-       }
-
-       s3c24xx_uda134x_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!s3c24xx_uda134x_snd_device) {
-               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
-                      "Unable to register\n");
-               return -ENOMEM;
-       }
-
-       platform_set_drvdata(s3c24xx_uda134x_snd_device,
-                            &snd_soc_s3c24xx_uda134x);
-       ret = platform_device_add(s3c24xx_uda134x_snd_device);
-       if (ret) {
-               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: Unable to add\n");
-               platform_device_put(s3c24xx_uda134x_snd_device);
-       }
-
-       return ret;
-}
-
-static int s3c24xx_uda134x_remove(struct platform_device *pdev)
-{
-       platform_device_unregister(s3c24xx_uda134x_snd_device);
-       gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
-       gpio_free(s3c24xx_uda134x_l3_pins->l3_clk);
-       gpio_free(s3c24xx_uda134x_l3_pins->l3_mode);
-       return 0;
-}
-
-static struct platform_driver s3c24xx_uda134x_driver = {
-       .probe  = s3c24xx_uda134x_probe,
-       .remove = s3c24xx_uda134x_remove,
-       .driver = {
-               .name = "s3c24xx_uda134x",
-               .owner = THIS_MODULE,
-       },
-};
-
-static int __init s3c24xx_uda134x_init(void)
-{
-       return platform_driver_register(&s3c24xx_uda134x_driver);
-}
-
-static void __exit s3c24xx_uda134x_exit(void)
-{
-       platform_driver_unregister(&s3c24xx_uda134x_driver);
-}
-
-
-module_init(s3c24xx_uda134x_init);
-module_exit(s3c24xx_uda134x_exit);
-
-MODULE_AUTHOR("Zoltan Devai, Christian Pellegrin <chripell@evolware.org>");
-MODULE_DESCRIPTION("S3C24XX_UDA134X ALSA SoC audio driver");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/smartq_wm8987.c b/sound/soc/s3c24xx/smartq_wm8987.c
deleted file mode 100644 (file)
index bcb6982..0000000
+++ /dev/null
@@ -1,288 +0,0 @@
-/* sound/soc/s3c24xx/smartq_wm8987.c
- *
- * Copyright 2010 Maurus Cuelenaere <mcuelenaere@gmail.com>
- *
- * Based on smdk6410_wm8987.c
- *     Copyright 2007 Wolfson Microelectronics PLC. - linux@wolfsonmicro.com
- *     Graeme Gregory - graeme.gregory@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/jack.h>
-
-#include <asm/mach-types.h>
-
-#include "dma.h"
-#include "i2s.h"
-
-#include "../codecs/wm8750.h"
-
-/*
- * WM8987 is register compatible with WM8750, so using that as base driver.
- */
-
-static struct snd_soc_card snd_soc_smartq;
-
-static int smartq_hifi_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
-       unsigned int clk = 0;
-       int ret;
-
-       switch (params_rate(params)) {
-       case 8000:
-       case 16000:
-       case 32000:
-       case 48000:
-       case 96000:
-               clk = 12288000;
-               break;
-       case 11025:
-       case 22050:
-       case 44100:
-       case 88200:
-               clk = 11289600;
-               break;
-       }
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-                                            SND_SOC_DAIFMT_NB_NF |
-                                            SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* set cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
-                                          SND_SOC_DAIFMT_NB_NF |
-                                          SND_SOC_DAIFMT_CBS_CFS);
-       if (ret < 0)
-               return ret;
-
-       /* Use PCLK for I2S signal generation */
-       ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_0,
-                                       0, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       /* Gate the RCLK output on PAD */
-       ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
-                                       0, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock for DAC and ADC */
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8750_SYSCLK, clk,
-                                    SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-/*
- * SmartQ WM8987 HiFi DAI operations.
- */
-static struct snd_soc_ops smartq_hifi_ops = {
-       .hw_params = smartq_hifi_hw_params,
-};
-
-static struct snd_soc_jack smartq_jack;
-
-static struct snd_soc_jack_pin smartq_jack_pins[] = {
-       /* Disable speaker when headphone is plugged in */
-       {
-               .pin    = "Internal Speaker",
-               .mask   = SND_JACK_HEADPHONE,
-       },
-};
-
-static struct snd_soc_jack_gpio smartq_jack_gpios[] = {
-       {
-               .gpio           = S3C64XX_GPL(12),
-               .name           = "headphone detect",
-               .report         = SND_JACK_HEADPHONE,
-               .debounce_time  = 200,
-       },
-};
-
-static const struct snd_kcontrol_new wm8987_smartq_controls[] = {
-       SOC_DAPM_PIN_SWITCH("Internal Speaker"),
-       SOC_DAPM_PIN_SWITCH("Headphone Jack"),
-       SOC_DAPM_PIN_SWITCH("Internal Mic"),
-};
-
-static int smartq_speaker_event(struct snd_soc_dapm_widget *w,
-                               struct snd_kcontrol *k,
-                               int event)
-{
-       gpio_set_value(S3C64XX_GPK(12), SND_SOC_DAPM_EVENT_OFF(event));
-
-       return 0;
-}
-
-static const struct snd_soc_dapm_widget wm8987_dapm_widgets[] = {
-       SND_SOC_DAPM_SPK("Internal Speaker", smartq_speaker_event),
-       SND_SOC_DAPM_HP("Headphone Jack", NULL),
-       SND_SOC_DAPM_MIC("Internal Mic", NULL),
-};
-
-static const struct snd_soc_dapm_route audio_map[] = {
-       {"Headphone Jack", NULL, "LOUT2"},
-       {"Headphone Jack", NULL, "ROUT2"},
-
-       {"Internal Speaker", NULL, "LOUT2"},
-       {"Internal Speaker", NULL, "ROUT2"},
-
-       {"Mic Bias", NULL, "Internal Mic"},
-       {"LINPUT2", NULL, "Mic Bias"},
-};
-
-static int smartq_wm8987_init(struct snd_soc_codec *codec)
-{
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-       int err = 0;
-
-       /* Add SmartQ specific widgets */
-       snd_soc_dapm_new_controls(dapm, wm8987_dapm_widgets,
-                                 ARRAY_SIZE(wm8987_dapm_widgets));
-
-       /* add SmartQ specific controls */
-       err = snd_soc_add_controls(codec, wm8987_smartq_controls,
-                                  ARRAY_SIZE(wm8987_smartq_controls));
-
-       if (err < 0)
-               return err;
-
-       /* setup SmartQ specific audio path */
-       snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-
-       /* set endpoints to not connected */
-       snd_soc_dapm_nc_pin(dapm, "LINPUT1");
-       snd_soc_dapm_nc_pin(dapm, "RINPUT1");
-       snd_soc_dapm_nc_pin(dapm, "OUT3");
-       snd_soc_dapm_nc_pin(dapm, "ROUT1");
-
-       /* set endpoints to default off mode */
-       snd_soc_dapm_enable_pin(dapm, "Internal Speaker");
-       snd_soc_dapm_enable_pin(dapm, "Internal Mic");
-       snd_soc_dapm_disable_pin(dapm, "Headphone Jack");
-
-       err = snd_soc_dapm_sync(dapm);
-       if (err)
-               return err;
-
-       /* Headphone jack detection */
-       err = snd_soc_jack_new(&snd_soc_smartq, "Headphone Jack",
-                              SND_JACK_HEADPHONE, &smartq_jack);
-       if (err)
-               return err;
-
-       err = snd_soc_jack_add_pins(&smartq_jack, ARRAY_SIZE(smartq_jack_pins),
-                                   smartq_jack_pins);
-       if (err)
-               return err;
-
-       err = snd_soc_jack_add_gpios(&smartq_jack,
-                                    ARRAY_SIZE(smartq_jack_gpios),
-                                    smartq_jack_gpios);
-
-       return err;
-}
-
-static struct snd_soc_dai_link smartq_dai[] = {
-       {
-               .name           = "wm8987",
-               .stream_name    = "SmartQ Hi-Fi",
-               .cpu_dai_name   = "samsung-i2s.0",
-               .codec_dai_name = "wm8750-hifi",
-               .platform_name  = "samsung-audio",
-               .codec_name     = "wm8750-codec.0-0x1a",
-               .init           = smartq_wm8987_init,
-               .ops            = &smartq_hifi_ops,
-       },
-};
-
-static struct snd_soc_card snd_soc_smartq = {
-       .name = "SmartQ",
-       .dai_link = smartq_dai,
-       .num_links = ARRAY_SIZE(smartq_dai),
-};
-
-static struct platform_device *smartq_snd_device;
-
-static int __init smartq_init(void)
-{
-       int ret;
-
-       if (!machine_is_smartq7() && !machine_is_smartq5()) {
-               pr_info("Only SmartQ is supported by this ASoC driver\n");
-               return -ENODEV;
-       }
-
-       smartq_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!smartq_snd_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(smartq_snd_device, &snd_soc_smartq);
-
-       ret = platform_device_add(smartq_snd_device);
-       if (ret) {
-               platform_device_put(smartq_snd_device);
-               return ret;
-       }
-
-       /* Initialise GPIOs used by amplifiers */
-       ret = gpio_request(S3C64XX_GPK(12), "amplifiers shutdown");
-       if (ret) {
-               dev_err(&smartq_snd_device->dev, "Failed to register GPK12\n");
-               goto err_unregister_device;
-       }
-
-       /* Disable amplifiers */
-       ret = gpio_direction_output(S3C64XX_GPK(12), 1);
-       if (ret) {
-               dev_err(&smartq_snd_device->dev, "Failed to configure GPK12\n");
-               goto err_free_gpio_amp_shut;
-       }
-
-       return 0;
-
-err_free_gpio_amp_shut:
-       gpio_free(S3C64XX_GPK(12));
-err_unregister_device:
-       platform_device_unregister(smartq_snd_device);
-
-       return ret;
-}
-
-static void __exit smartq_exit(void)
-{
-       snd_soc_jack_free_gpios(&smartq_jack, ARRAY_SIZE(smartq_jack_gpios),
-                               smartq_jack_gpios);
-
-       platform_device_unregister(smartq_snd_device);
-}
-
-module_init(smartq_init);
-module_exit(smartq_exit);
-
-/* Module information */
-MODULE_AUTHOR("Maurus Cuelenaere <mcuelenaere@gmail.com>");
-MODULE_DESCRIPTION("ALSA SoC SmartQ WM8987");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/smdk2443_wm9710.c b/sound/soc/s3c24xx/smdk2443_wm9710.c
deleted file mode 100644 (file)
index 3be7e7e..0000000
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * smdk2443_wm9710.c  --  SoC audio for smdk2443
- *
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include "dma.h"
-#include "ac97.h"
-
-static struct snd_soc_card smdk2443;
-
-static struct snd_soc_dai_link smdk2443_dai[] = {
-{
-       .name = "AC97",
-       .stream_name = "AC97 HiFi",
-       .cpu_dai_name = "samsung-ac97",
-       .codec_dai_name = "ac97-hifi",
-       .codec_name = "ac97-codec",
-       .platform_name = "samsung-audio",
-},
-};
-
-static struct snd_soc_card smdk2443 = {
-       .name = "SMDK2443",
-       .dai_link = smdk2443_dai,
-       .num_links = ARRAY_SIZE(smdk2443_dai),
-};
-
-static struct platform_device *smdk2443_snd_ac97_device;
-
-static int __init smdk2443_init(void)
-{
-       int ret;
-
-       smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
-       if (!smdk2443_snd_ac97_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(smdk2443_snd_ac97_device, &smdk2443);
-       ret = platform_device_add(smdk2443_snd_ac97_device);
-
-       if (ret)
-               platform_device_put(smdk2443_snd_ac97_device);
-
-       return ret;
-}
-
-static void __exit smdk2443_exit(void)
-{
-       platform_device_unregister(smdk2443_snd_ac97_device);
-}
-
-module_init(smdk2443_init);
-module_exit(smdk2443_exit);
-
-/* Module information */
-MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
-MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/smdk_spdif.c b/sound/soc/s3c24xx/smdk_spdif.c
deleted file mode 100644 (file)
index cd29da0..0000000
+++ /dev/null
@@ -1,223 +0,0 @@
-/*
- * smdk_spdif.c  --  S/PDIF audio for SMDK
- *
- * Copyright 2010 Samsung Electronics Co. Ltd.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/clk.h>
-
-#include <plat/devs.h>
-
-#include <sound/soc.h>
-
-#include "dma.h"
-#include "spdif.h"
-
-/* Audio clock settings are belonged to board specific part. Every
- * board can set audio source clock setting which is matched with H/W
- * like this function-'set_audio_clock_heirachy'.
- */
-static int set_audio_clock_heirachy(struct platform_device *pdev)
-{
-       struct clk *fout_epll, *mout_epll, *sclk_audio0, *sclk_spdif;
-       int ret;
-
-       fout_epll = clk_get(NULL, "fout_epll");
-       if (IS_ERR(fout_epll)) {
-               printk(KERN_WARNING "%s: Cannot find fout_epll.\n",
-                               __func__);
-               return -EINVAL;
-       }
-
-       mout_epll = clk_get(NULL, "mout_epll");
-       if (IS_ERR(mout_epll)) {
-               printk(KERN_WARNING "%s: Cannot find mout_epll.\n",
-                               __func__);
-               ret = -EINVAL;
-               goto out1;
-       }
-
-       sclk_audio0 = clk_get(&pdev->dev, "sclk_audio");
-       if (IS_ERR(sclk_audio0)) {
-               printk(KERN_WARNING "%s: Cannot find sclk_audio.\n",
-                               __func__);
-               ret = -EINVAL;
-               goto out2;
-       }
-
-       sclk_spdif = clk_get(NULL, "sclk_spdif");
-       if (IS_ERR(sclk_spdif)) {
-               printk(KERN_WARNING "%s: Cannot find sclk_spdif.\n",
-                               __func__);
-               ret = -EINVAL;
-               goto out3;
-       }
-
-       /* Set audio clock heirachy for S/PDIF */
-       clk_set_parent(mout_epll, fout_epll);
-       clk_set_parent(sclk_audio0, mout_epll);
-       clk_set_parent(sclk_spdif, sclk_audio0);
-
-       clk_put(sclk_spdif);
-out3:
-       clk_put(sclk_audio0);
-out2:
-       clk_put(mout_epll);
-out1:
-       clk_put(fout_epll);
-
-       return ret;
-}
-
-/* We should haved to set clock directly on this part because of clock
- * scheme of Samsudng SoCs did not support to set rates from abstrct
- * clock of it's heirachy.
- */
-static int set_audio_clock_rate(unsigned long epll_rate,
-                               unsigned long audio_rate)
-{
-       struct clk *fout_epll, *sclk_spdif;
-
-       fout_epll = clk_get(NULL, "fout_epll");
-       if (IS_ERR(fout_epll)) {
-               printk(KERN_ERR "%s: failed to get fout_epll\n", __func__);
-               return -ENOENT;
-       }
-
-       clk_set_rate(fout_epll, epll_rate);
-       clk_put(fout_epll);
-
-       sclk_spdif = clk_get(NULL, "sclk_spdif");
-       if (IS_ERR(sclk_spdif)) {
-               printk(KERN_ERR "%s: failed to get sclk_spdif\n", __func__);
-               return -ENOENT;
-       }
-
-       clk_set_rate(sclk_spdif, audio_rate);
-       clk_put(sclk_spdif);
-
-       return 0;
-}
-
-static int smdk_hw_params(struct snd_pcm_substream *substream,
-               struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       unsigned long pll_out, rclk_rate;
-       int ret, ratio;
-
-       switch (params_rate(params)) {
-       case 44100:
-               pll_out = 45158400;
-               break;
-       case 32000:
-       case 48000:
-       case 96000:
-               pll_out = 49152000;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       /* Setting ratio to 512fs helps to use S/PDIF with HDMI without
-        * modify S/PDIF ASoC machine driver.
-        */
-       ratio = 512;
-       rclk_rate = params_rate(params) * ratio;
-
-       /* Set audio source clock rates */
-       ret = set_audio_clock_rate(pll_out, rclk_rate);
-       if (ret < 0)
-               return ret;
-
-       /* Set S/PDIF uses internal source clock */
-       ret = snd_soc_dai_set_sysclk(cpu_dai, SND_SOC_SPDIF_INT_MCLK,
-                                       rclk_rate, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       return ret;
-}
-
-static struct snd_soc_ops smdk_spdif_ops = {
-       .hw_params = smdk_hw_params,
-};
-
-static struct snd_soc_card smdk;
-
-static struct snd_soc_dai_link smdk_dai = {
-       .name = "S/PDIF",
-       .stream_name = "S/PDIF PCM Playback",
-       .platform_name = "samsung-audio",
-       .cpu_dai_name = "samsung-spdif",
-       .codec_dai_name = "dit-hifi",
-       .codec_name = "spdif-dit",
-       .ops = &smdk_spdif_ops,
-};
-
-static struct snd_soc_card smdk = {
-       .name = "SMDK-S/PDIF",
-       .dai_link = &smdk_dai,
-       .num_links = 1,
-};
-
-static struct platform_device *smdk_snd_spdif_dit_device;
-static struct platform_device *smdk_snd_spdif_device;
-
-static int __init smdk_init(void)
-{
-       int ret;
-
-       smdk_snd_spdif_dit_device = platform_device_alloc("spdif-dit", -1);
-       if (!smdk_snd_spdif_dit_device)
-               return -ENOMEM;
-
-       ret = platform_device_add(smdk_snd_spdif_dit_device);
-       if (ret)
-               goto err2;
-
-       smdk_snd_spdif_device = platform_device_alloc("soc-audio", -1);
-       if (!smdk_snd_spdif_device) {
-               ret = -ENOMEM;
-               goto err2;
-       }
-
-       platform_set_drvdata(smdk_snd_spdif_device, &smdk);
-
-       ret = platform_device_add(smdk_snd_spdif_device);
-       if (ret)
-               goto err1;
-
-       /* Set audio clock heirachy manually */
-       ret = set_audio_clock_heirachy(smdk_snd_spdif_device);
-       if (ret)
-               goto err1;
-
-       return 0;
-err1:
-       platform_device_put(smdk_snd_spdif_device);
-err2:
-       platform_device_put(smdk_snd_spdif_dit_device);
-       return ret;
-}
-
-static void __exit smdk_exit(void)
-{
-       platform_device_unregister(smdk_snd_spdif_device);
-}
-
-module_init(smdk_init);
-module_exit(smdk_exit);
-
-MODULE_AUTHOR("Seungwhan Youn, <sw.youn@samsung.com>");
-MODULE_DESCRIPTION("ALSA SoC SMDK+S/PDIF");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/smdk_wm8580.c b/sound/soc/s3c24xx/smdk_wm8580.c
deleted file mode 100644 (file)
index 0ae3d57..0000000
+++ /dev/null
@@ -1,285 +0,0 @@
-/*
- *  smdk_wm8580.c
- *
- *  Copyright (c) 2009 Samsung Electronics Co. Ltd
- *  Author: Jaswinder Singh <jassi.brar@samsung.com>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- */
-
-#include <linux/platform_device.h>
-#include <linux/clk.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <asm/mach-types.h>
-
-#include "../codecs/wm8580.h"
-#include "dma.h"
-#include "i2s.h"
-
-/*
- * Default CFG switch settings to use this driver:
- *
- *   SMDK6410: Set CFG1 1-3 Off, CFG2 1-4 On
- */
-
-/* SMDK has a 12MHZ crystal attached to WM8580 */
-#define SMDK_WM8580_FREQ 12000000
-
-static int smdk_hw_params(struct snd_pcm_substream *substream,
-       struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       unsigned int pll_out;
-       int bfs, rfs, ret;
-
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_U8:
-       case SNDRV_PCM_FORMAT_S8:
-               bfs = 16;
-               break;
-       case SNDRV_PCM_FORMAT_U16_LE:
-       case SNDRV_PCM_FORMAT_S16_LE:
-               bfs = 32;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       /* The Fvco for WM8580 PLLs must fall within [90,100]MHz.
-        * This criterion can't be met if we request PLL output
-        * as {8000x256, 64000x256, 11025x256}Hz.
-        * As a wayout, we rather change rfs to a minimum value that
-        * results in (params_rate(params) * rfs), and itself, acceptable
-        * to both - the CODEC and the CPU.
-        */
-       switch (params_rate(params)) {
-       case 16000:
-       case 22050:
-       case 32000:
-       case 44100:
-       case 48000:
-       case 88200:
-       case 96000:
-               rfs = 256;
-               break;
-       case 64000:
-               rfs = 384;
-               break;
-       case 8000:
-       case 11025:
-               rfs = 512;
-               break;
-       default:
-               return -EINVAL;
-       }
-       pll_out = params_rate(params) * rfs;
-
-       /* Set the Codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
-                                        | SND_SOC_DAIFMT_NB_NF
-                                        | SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* Set the AP DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
-                                        | SND_SOC_DAIFMT_NB_NF
-                                        | SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* Set WM8580 to drive MCLK from its PLLA */
-       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8580_MCLK,
-                                       WM8580_CLKSRC_PLLA);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_pll(codec_dai, WM8580_PLLA, 0,
-                                       SMDK_WM8580_FREQ, pll_out);
-       if (ret < 0)
-               return ret;
-
-       ret = snd_soc_dai_set_sysclk(codec_dai, WM8580_CLKSRC_PLLA,
-                                    pll_out, SND_SOC_CLOCK_IN);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-/*
- * SMDK WM8580 DAI operations.
- */
-static struct snd_soc_ops smdk_ops = {
-       .hw_params = smdk_hw_params,
-};
-
-/* SMDK Playback widgets */
-static const struct snd_soc_dapm_widget wm8580_dapm_widgets_pbk[] = {
-       SND_SOC_DAPM_HP("Front", NULL),
-       SND_SOC_DAPM_HP("Center+Sub", NULL),
-       SND_SOC_DAPM_HP("Rear", NULL),
-};
-
-/* SMDK Capture widgets */
-static const struct snd_soc_dapm_widget wm8580_dapm_widgets_cpt[] = {
-       SND_SOC_DAPM_MIC("MicIn", NULL),
-       SND_SOC_DAPM_LINE("LineIn", NULL),
-};
-
-/* SMDK-PAIFTX connections */
-static const struct snd_soc_dapm_route audio_map_tx[] = {
-       /* MicIn feeds AINL */
-       {"AINL", NULL, "MicIn"},
-
-       /* LineIn feeds AINL/R */
-       {"AINL", NULL, "LineIn"},
-       {"AINR", NULL, "LineIn"},
-};
-
-/* SMDK-PAIFRX connections */
-static const struct snd_soc_dapm_route audio_map_rx[] = {
-       /* Front Left/Right are fed VOUT1L/R */
-       {"Front", NULL, "VOUT1L"},
-       {"Front", NULL, "VOUT1R"},
-
-       /* Center/Sub are fed VOUT2L/R */
-       {"Center+Sub", NULL, "VOUT2L"},
-       {"Center+Sub", NULL, "VOUT2R"},
-
-       /* Rear Left/Right are fed VOUT3L/R */
-       {"Rear", NULL, "VOUT3L"},
-       {"Rear", NULL, "VOUT3R"},
-};
-
-static int smdk_wm8580_init_paiftx(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-
-       /* Add smdk specific Capture widgets */
-       snd_soc_dapm_new_controls(dapm, wm8580_dapm_widgets_cpt,
-                                 ARRAY_SIZE(wm8580_dapm_widgets_cpt));
-
-       /* Set up PAIFTX audio path */
-       snd_soc_dapm_add_routes(dapm, audio_map_tx, ARRAY_SIZE(audio_map_tx));
-
-       /* Enabling the microphone requires the fitting of a 0R
-        * resistor to connect the line from the microphone jack.
-        */
-       snd_soc_dapm_disable_pin(dapm, "MicIn");
-
-       /* signal a DAPM event */
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-static int smdk_wm8580_init_paifrx(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_codec *codec = rtd->codec;
-       struct snd_soc_dapm_context *dapm = &codec->dapm;
-
-       /* Add smdk specific Playback widgets */
-       snd_soc_dapm_new_controls(dapm, wm8580_dapm_widgets_pbk,
-                                 ARRAY_SIZE(wm8580_dapm_widgets_pbk));
-
-       /* Set up PAIFRX audio path */
-       snd_soc_dapm_add_routes(dapm, audio_map_rx, ARRAY_SIZE(audio_map_rx));
-
-       /* signal a DAPM event */
-       snd_soc_dapm_sync(dapm);
-
-       return 0;
-}
-
-enum {
-       PRI_PLAYBACK = 0,
-       PRI_CAPTURE,
-       SEC_PLAYBACK,
-};
-
-static struct snd_soc_dai_link smdk_dai[] = {
-       [PRI_PLAYBACK] = { /* Primary Playback i/f */
-               .name = "WM8580 PAIF RX",
-               .stream_name = "Playback",
-               .cpu_dai_name = "samsung-i2s.2",
-               .codec_dai_name = "wm8580-hifi-playback",
-               .platform_name = "samsung-audio",
-               .codec_name = "wm8580-codec.0-001b",
-               .init = smdk_wm8580_init_paifrx,
-               .ops = &smdk_ops,
-       },
-       [PRI_CAPTURE] = { /* Primary Capture i/f */
-               .name = "WM8580 PAIF TX",
-               .stream_name = "Capture",
-               .cpu_dai_name = "samsung-i2s.2",
-               .codec_dai_name = "wm8580-hifi-capture",
-               .platform_name = "samsung-audio",
-               .codec_name = "wm8580-codec.0-001b",
-               .init = smdk_wm8580_init_paiftx,
-               .ops = &smdk_ops,
-       },
-       [SEC_PLAYBACK] = { /* Sec_Fifo Playback i/f */
-               .name = "Sec_FIFO TX",
-               .stream_name = "Playback",
-               .cpu_dai_name = "samsung-i2s.x",
-               .codec_dai_name = "wm8580-hifi-playback",
-               .platform_name = "samsung-audio",
-               .codec_name = "wm8580-codec.0-001b",
-               .init = smdk_wm8580_init_paifrx,
-               .ops = &smdk_ops,
-       },
-};
-
-static struct snd_soc_card smdk = {
-       .name = "SMDK-I2S",
-       .dai_link = smdk_dai,
-       .num_links = 2,
-};
-
-static struct platform_device *smdk_snd_device;
-
-static int __init smdk_audio_init(void)
-{
-       int ret;
-       char *str;
-
-       if (machine_is_smdkc100()) {
-               smdk.num_links = 3;
-               /* S5PC100 has I2S0 as v5 */
-               str = (char *)smdk_dai[PRI_PLAYBACK].cpu_dai_name;
-               str[strlen(str) - 1] = '0';
-               str = (char *)smdk_dai[PRI_CAPTURE].cpu_dai_name;
-               str[strlen(str) - 1] = '0';
-               /* Secondary is at offset SAMSUNG_I2S_SECOFF from Primary */
-               str = (char *)smdk_dai[SEC_PLAYBACK].cpu_dai_name;
-               str[strlen(str) - 1] = '0' + SAMSUNG_I2S_SECOFF;
-       }
-
-       smdk_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!smdk_snd_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(smdk_snd_device, &smdk);
-       ret = platform_device_add(smdk_snd_device);
-
-       if (ret)
-               platform_device_put(smdk_snd_device);
-
-       return ret;
-}
-module_init(smdk_audio_init);
-
-MODULE_AUTHOR("Jaswinder Singh, jassi.brar@samsung.com");
-MODULE_DESCRIPTION("ALSA SoC SMDK WM8580");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/smdk_wm9713.c b/sound/soc/s3c24xx/smdk_wm9713.c
deleted file mode 100644 (file)
index 7ce2430..0000000
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * smdk_wm9713.c  --  SoC audio for SMDK
- *
- * Copyright 2010 Samsung Electronics Co. Ltd.
- * Author: Jaswinder Singh Brar <jassi.brar@samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <sound/soc.h>
-
-#include "dma.h"
-#include "ac97.h"
-
-static struct snd_soc_card smdk;
-
-/*
- * Default CFG switch settings to use this driver:
- *
- *   SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
- *   SMDKC100: Set CFG6 1-3 On, CFG7 1   On
- *   SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
- *   SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
- */
-
-/*
- Playback (HeadPhone):-
-       $ amixer sset 'Headphone' unmute
-       $ amixer sset 'Right Headphone Out Mux' 'Headphone'
-       $ amixer sset 'Left Headphone Out Mux' 'Headphone'
-       $ amixer sset 'Right HP Mixer PCM' unmute
-       $ amixer sset 'Left HP Mixer PCM' unmute
-
- Capture (LineIn):-
-       $ amixer sset 'Right Capture Source' 'Line'
-       $ amixer sset 'Left Capture Source' 'Line'
-*/
-
-static struct snd_soc_dai_link smdk_dai = {
-       .name = "AC97",
-       .stream_name = "AC97 PCM",
-       .platform_name = "samsung-audio",
-       .cpu_dai_name = "samsung-ac97",
-       .codec_dai_name = "wm9713-hifi",
-       .codec_name = "wm9713-codec",
-};
-
-static struct snd_soc_card smdk = {
-       .name = "SMDK WM9713",
-       .dai_link = &smdk_dai,
-       .num_links = 1,
-};
-
-static struct platform_device *smdk_snd_wm9713_device;
-static struct platform_device *smdk_snd_ac97_device;
-
-static int __init smdk_init(void)
-{
-       int ret;
-
-       smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
-       if (!smdk_snd_wm9713_device)
-               return -ENOMEM;
-
-       ret = platform_device_add(smdk_snd_wm9713_device);
-       if (ret)
-               goto err;
-
-       smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
-       if (!smdk_snd_ac97_device) {
-               ret = -ENOMEM;
-               goto err;
-       }
-
-       platform_set_drvdata(smdk_snd_ac97_device, &smdk);
-
-       ret = platform_device_add(smdk_snd_ac97_device);
-       if (ret) {
-               platform_device_put(smdk_snd_ac97_device);
-               goto err;
-       }
-
-       return 0;
-err:
-       platform_device_put(smdk_snd_wm9713_device);
-       return ret;
-}
-
-static void __exit smdk_exit(void)
-{
-       platform_device_unregister(smdk_snd_ac97_device);
-       platform_device_unregister(smdk_snd_wm9713_device);
-}
-
-module_init(smdk_init);
-module_exit(smdk_exit);
-
-/* Module information */
-MODULE_AUTHOR("Jaswinder Singh Brar, jassi.brar@samsung.com");
-MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/spdif.c b/sound/soc/s3c24xx/spdif.c
deleted file mode 100644 (file)
index dc85df3..0000000
+++ /dev/null
@@ -1,501 +0,0 @@
-/* sound/soc/s3c24xx/spdif.c
- *
- * ALSA SoC Audio Layer - Samsung S/PDIF Controller driver
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd
- *             http://www.samsung.com/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <plat/audio.h>
-#include <mach/dma.h>
-
-#include "dma.h"
-#include "spdif.h"
-
-/* Registers */
-#define CLKCON                         0x00
-#define CON                            0x04
-#define BSTAS                          0x08
-#define CSTAS                          0x0C
-#define DATA_OUTBUF                    0x10
-#define DCNT                           0x14
-#define BSTAS_S                                0x18
-#define DCNT_S                         0x1C
-
-#define CLKCTL_MASK                    0x7
-#define CLKCTL_MCLK_EXT                        (0x1 << 2)
-#define CLKCTL_PWR_ON                  (0x1 << 0)
-
-#define CON_MASK                       0x3ffffff
-#define CON_FIFO_TH_SHIFT              19
-#define CON_FIFO_TH_MASK               (0x7 << 19)
-#define CON_USERDATA_23RDBIT           (0x1 << 12)
-
-#define CON_SW_RESET                   (0x1 << 5)
-
-#define CON_MCLKDIV_MASK               (0x3 << 3)
-#define CON_MCLKDIV_256FS              (0x0 << 3)
-#define CON_MCLKDIV_384FS              (0x1 << 3)
-#define CON_MCLKDIV_512FS              (0x2 << 3)
-
-#define CON_PCM_MASK                   (0x3 << 1)
-#define CON_PCM_16BIT                  (0x0 << 1)
-#define CON_PCM_20BIT                  (0x1 << 1)
-#define CON_PCM_24BIT                  (0x2 << 1)
-
-#define CON_PCM_DATA                   (0x1 << 0)
-
-#define CSTAS_MASK                     0x3fffffff
-#define CSTAS_SAMP_FREQ_MASK           (0xF << 24)
-#define CSTAS_SAMP_FREQ_44             (0x0 << 24)
-#define CSTAS_SAMP_FREQ_48             (0x2 << 24)
-#define CSTAS_SAMP_FREQ_32             (0x3 << 24)
-#define CSTAS_SAMP_FREQ_96             (0xA << 24)
-
-#define CSTAS_CATEGORY_MASK            (0xFF << 8)
-#define CSTAS_CATEGORY_CODE_CDP                (0x01 << 8)
-
-#define CSTAS_NO_COPYRIGHT             (0x1 << 2)
-
-/**
- * struct samsung_spdif_info - Samsung S/PDIF Controller information
- * @lock: Spin lock for S/PDIF.
- * @dev: The parent device passed to use from the probe.
- * @regs: The pointer to the device register block.
- * @clk_rate: Current clock rate for calcurate ratio.
- * @pclk: The peri-clock pointer for spdif master operation.
- * @sclk: The source clock pointer for making sync signals.
- * @save_clkcon: Backup clkcon reg. in suspend.
- * @save_con: Backup con reg. in suspend.
- * @save_cstas: Backup cstas reg. in suspend.
- * @dma_playback: DMA information for playback channel.
- */
-struct samsung_spdif_info {
-       spinlock_t      lock;
-       struct device   *dev;
-       void __iomem    *regs;
-       unsigned long   clk_rate;
-       struct clk      *pclk;
-       struct clk      *sclk;
-       u32             saved_clkcon;
-       u32             saved_con;
-       u32             saved_cstas;
-       struct s3c_dma_params   *dma_playback;
-};
-
-static struct s3c2410_dma_client spdif_dma_client_out = {
-       .name           = "S/PDIF Stereo out",
-};
-
-static struct s3c_dma_params spdif_stereo_out;
-static struct samsung_spdif_info spdif_info;
-
-static inline struct samsung_spdif_info *to_info(struct snd_soc_dai *cpu_dai)
-{
-       return snd_soc_dai_get_drvdata(cpu_dai);
-}
-
-static void spdif_snd_txctrl(struct samsung_spdif_info *spdif, int on)
-{
-       void __iomem *regs = spdif->regs;
-       u32 clkcon;
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       clkcon = readl(regs + CLKCON) & CLKCTL_MASK;
-       if (on)
-               writel(clkcon | CLKCTL_PWR_ON, regs + CLKCON);
-       else
-               writel(clkcon & ~CLKCTL_PWR_ON, regs + CLKCON);
-}
-
-static int spdif_set_sysclk(struct snd_soc_dai *cpu_dai,
-                               int clk_id, unsigned int freq, int dir)
-{
-       struct samsung_spdif_info *spdif = to_info(cpu_dai);
-       u32 clkcon;
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       clkcon = readl(spdif->regs + CLKCON);
-
-       if (clk_id == SND_SOC_SPDIF_INT_MCLK)
-               clkcon &= ~CLKCTL_MCLK_EXT;
-       else
-               clkcon |= CLKCTL_MCLK_EXT;
-
-       writel(clkcon, spdif->regs + CLKCON);
-
-       spdif->clk_rate = freq;
-
-       return 0;
-}
-
-static int spdif_trigger(struct snd_pcm_substream *substream, int cmd,
-                               struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct samsung_spdif_info *spdif = to_info(rtd->cpu_dai);
-       unsigned long flags;
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               spin_lock_irqsave(&spdif->lock, flags);
-               spdif_snd_txctrl(spdif, 1);
-               spin_unlock_irqrestore(&spdif->lock, flags);
-               break;
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               spin_lock_irqsave(&spdif->lock, flags);
-               spdif_snd_txctrl(spdif, 0);
-               spin_unlock_irqrestore(&spdif->lock, flags);
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-static int spdif_sysclk_ratios[] = {
-       512, 384, 256,
-};
-
-static int spdif_hw_params(struct snd_pcm_substream *substream,
-                               struct snd_pcm_hw_params *params,
-                               struct snd_soc_dai *socdai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct samsung_spdif_info *spdif = to_info(rtd->cpu_dai);
-       void __iomem *regs = spdif->regs;
-       struct s3c_dma_params *dma_data;
-       u32 con, clkcon, cstas;
-       unsigned long flags;
-       int i, ratio;
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               dma_data = spdif->dma_playback;
-       else {
-               dev_err(spdif->dev, "Capture is not supported\n");
-               return -EINVAL;
-       }
-
-       snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
-
-       spin_lock_irqsave(&spdif->lock, flags);
-
-       con = readl(regs + CON) & CON_MASK;
-       cstas = readl(regs + CSTAS) & CSTAS_MASK;
-       clkcon = readl(regs + CLKCON) & CLKCTL_MASK;
-
-       con &= ~CON_FIFO_TH_MASK;
-       con |= (0x7 << CON_FIFO_TH_SHIFT);
-       con |= CON_USERDATA_23RDBIT;
-       con |= CON_PCM_DATA;
-
-       con &= ~CON_PCM_MASK;
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S16_LE:
-               con |= CON_PCM_16BIT;
-               break;
-       default:
-               dev_err(spdif->dev, "Unsupported data size.\n");
-               goto err;
-       }
-
-       ratio = spdif->clk_rate / params_rate(params);
-       for (i = 0; i < ARRAY_SIZE(spdif_sysclk_ratios); i++)
-               if (ratio == spdif_sysclk_ratios[i])
-                       break;
-       if (i == ARRAY_SIZE(spdif_sysclk_ratios)) {
-               dev_err(spdif->dev, "Invalid clock ratio %ld/%d\n",
-                               spdif->clk_rate, params_rate(params));
-               goto err;
-       }
-
-       con &= ~CON_MCLKDIV_MASK;
-       switch (ratio) {
-       case 256:
-               con |= CON_MCLKDIV_256FS;
-               break;
-       case 384:
-               con |= CON_MCLKDIV_384FS;
-               break;
-       case 512:
-               con |= CON_MCLKDIV_512FS;
-               break;
-       }
-
-       cstas &= ~CSTAS_SAMP_FREQ_MASK;
-       switch (params_rate(params)) {
-       case 44100:
-               cstas |= CSTAS_SAMP_FREQ_44;
-               break;
-       case 48000:
-               cstas |= CSTAS_SAMP_FREQ_48;
-               break;
-       case 32000:
-               cstas |= CSTAS_SAMP_FREQ_32;
-               break;
-       case 96000:
-               cstas |= CSTAS_SAMP_FREQ_96;
-               break;
-       default:
-               dev_err(spdif->dev, "Invalid sampling rate %d\n",
-                               params_rate(params));
-               goto err;
-       }
-
-       cstas &= ~CSTAS_CATEGORY_MASK;
-       cstas |= CSTAS_CATEGORY_CODE_CDP;
-       cstas |= CSTAS_NO_COPYRIGHT;
-
-       writel(con, regs + CON);
-       writel(cstas, regs + CSTAS);
-       writel(clkcon, regs + CLKCON);
-
-       spin_unlock_irqrestore(&spdif->lock, flags);
-
-       return 0;
-err:
-       spin_unlock_irqrestore(&spdif->lock, flags);
-       return -EINVAL;
-}
-
-static void spdif_shutdown(struct snd_pcm_substream *substream,
-                               struct snd_soc_dai *dai)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct samsung_spdif_info *spdif = to_info(rtd->cpu_dai);
-       void __iomem *regs = spdif->regs;
-       u32 con, clkcon;
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       con = readl(regs + CON) & CON_MASK;
-       clkcon = readl(regs + CLKCON) & CLKCTL_MASK;
-
-       writel(con | CON_SW_RESET, regs + CON);
-       cpu_relax();
-
-       writel(clkcon & ~CLKCTL_PWR_ON, regs + CLKCON);
-}
-
-#ifdef CONFIG_PM
-static int spdif_suspend(struct snd_soc_dai *cpu_dai)
-{
-       struct samsung_spdif_info *spdif = to_info(cpu_dai);
-       u32 con = spdif->saved_con;
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       spdif->saved_clkcon = readl(spdif->regs + CLKCON) & CLKCTL_MASK;
-       spdif->saved_con = readl(spdif->regs + CON) & CON_MASK;
-       spdif->saved_cstas = readl(spdif->regs + CSTAS) & CSTAS_MASK;
-
-       writel(con | CON_SW_RESET, spdif->regs + CON);
-       cpu_relax();
-
-       return 0;
-}
-
-static int spdif_resume(struct snd_soc_dai *cpu_dai)
-{
-       struct samsung_spdif_info *spdif = to_info(cpu_dai);
-
-       dev_dbg(spdif->dev, "Entered %s\n", __func__);
-
-       writel(spdif->saved_clkcon, spdif->regs + CLKCON);
-       writel(spdif->saved_con, spdif->regs + CON);
-       writel(spdif->saved_cstas, spdif->regs + CSTAS);
-
-       return 0;
-}
-#else
-#define spdif_suspend NULL
-#define spdif_resume NULL
-#endif
-
-static struct snd_soc_dai_ops spdif_dai_ops = {
-       .set_sysclk     = spdif_set_sysclk,
-       .trigger        = spdif_trigger,
-       .hw_params      = spdif_hw_params,
-       .shutdown       = spdif_shutdown,
-};
-
-struct snd_soc_dai_driver samsung_spdif_dai = {
-       .name = "samsung-spdif",
-       .playback = {
-               .stream_name = "S/PDIF Playback",
-               .channels_min = 2,
-               .channels_max = 2,
-               .rates = (SNDRV_PCM_RATE_32000 |
-                               SNDRV_PCM_RATE_44100 |
-                               SNDRV_PCM_RATE_48000 |
-                               SNDRV_PCM_RATE_96000),
-               .formats = SNDRV_PCM_FMTBIT_S16_LE, },
-       .ops = &spdif_dai_ops,
-       .suspend = spdif_suspend,
-       .resume = spdif_resume,
-};
-
-static __devinit int spdif_probe(struct platform_device *pdev)
-{
-       struct s3c_audio_pdata *spdif_pdata;
-       struct resource *mem_res, *dma_res;
-       struct samsung_spdif_info *spdif;
-       int ret;
-
-       spdif_pdata = pdev->dev.platform_data;
-
-       dev_dbg(&pdev->dev, "Entered %s\n", __func__);
-
-       dma_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
-       if (!dma_res) {
-               dev_err(&pdev->dev, "Unable to get dma resource.\n");
-               return -ENXIO;
-       }
-
-       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!mem_res) {
-               dev_err(&pdev->dev, "Unable to get register resource.\n");
-               return -ENXIO;
-       }
-
-       if (spdif_pdata && spdif_pdata->cfg_gpio
-                       && spdif_pdata->cfg_gpio(pdev)) {
-               dev_err(&pdev->dev, "Unable to configure GPIO pins\n");
-               return -EINVAL;
-       }
-
-       spdif = &spdif_info;
-       spdif->dev = &pdev->dev;
-
-       spin_lock_init(&spdif->lock);
-
-       spdif->pclk = clk_get(&pdev->dev, "spdif");
-       if (IS_ERR(spdif->pclk)) {
-               dev_err(&pdev->dev, "failed to get peri-clock\n");
-               ret = -ENOENT;
-               goto err0;
-       }
-       clk_enable(spdif->pclk);
-
-       spdif->sclk = clk_get(&pdev->dev, "sclk_spdif");
-       if (IS_ERR(spdif->sclk)) {
-               dev_err(&pdev->dev, "failed to get internal source clock\n");
-               ret = -ENOENT;
-               goto err1;
-       }
-       clk_enable(spdif->sclk);
-
-       /* Request S/PDIF Register's memory region */
-       if (!request_mem_region(mem_res->start,
-                               resource_size(mem_res), "samsung-spdif")) {
-               dev_err(&pdev->dev, "Unable to request register region\n");
-               ret = -EBUSY;
-               goto err2;
-       }
-
-       spdif->regs = ioremap(mem_res->start, 0x100);
-       if (spdif->regs == NULL) {
-               dev_err(&pdev->dev, "Cannot ioremap registers\n");
-               ret = -ENXIO;
-               goto err3;
-       }
-
-       dev_set_drvdata(&pdev->dev, spdif);
-
-       ret = snd_soc_register_dai(&pdev->dev, &samsung_spdif_dai);
-       if (ret != 0) {
-               dev_err(&pdev->dev, "fail to register dai\n");
-               goto err4;
-       }
-
-       spdif_stereo_out.dma_size = 2;
-       spdif_stereo_out.client = &spdif_dma_client_out;
-       spdif_stereo_out.dma_addr = mem_res->start + DATA_OUTBUF;
-       spdif_stereo_out.channel = dma_res->start;
-
-       spdif->dma_playback = &spdif_stereo_out;
-
-       return 0;
-
-err4:
-       iounmap(spdif->regs);
-err3:
-       release_mem_region(mem_res->start, resource_size(mem_res));
-err2:
-       clk_disable(spdif->sclk);
-       clk_put(spdif->sclk);
-err1:
-       clk_disable(spdif->pclk);
-       clk_put(spdif->pclk);
-err0:
-       return ret;
-}
-
-static __devexit int spdif_remove(struct platform_device *pdev)
-{
-       struct samsung_spdif_info *spdif = &spdif_info;
-       struct resource *mem_res;
-
-       snd_soc_unregister_dai(&pdev->dev);
-
-       iounmap(spdif->regs);
-
-       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (mem_res)
-               release_mem_region(mem_res->start, resource_size(mem_res));
-
-       clk_disable(spdif->sclk);
-       clk_put(spdif->sclk);
-       clk_disable(spdif->pclk);
-       clk_put(spdif->pclk);
-
-       return 0;
-}
-
-static struct platform_driver samsung_spdif_driver = {
-       .probe  = spdif_probe,
-       .remove = spdif_remove,
-       .driver = {
-               .name   = "samsung-spdif",
-               .owner  = THIS_MODULE,
-       },
-};
-
-static int __init spdif_init(void)
-{
-       return platform_driver_register(&samsung_spdif_driver);
-}
-module_init(spdif_init);
-
-static void __exit spdif_exit(void)
-{
-       platform_driver_unregister(&samsung_spdif_driver);
-}
-module_exit(spdif_exit);
-
-MODULE_AUTHOR("Seungwhan Youn, <sw.youn@samsung.com>");
-MODULE_DESCRIPTION("Samsung S/PDIF Controller Driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:samsung-spdif");
diff --git a/sound/soc/s3c24xx/spdif.h b/sound/soc/s3c24xx/spdif.h
deleted file mode 100644 (file)
index 3ed5559..0000000
+++ /dev/null
@@ -1,19 +0,0 @@
-/* sound/soc/s3c24xx/spdif.h
- *
- * ALSA SoC Audio Layer - Samsung S/PDIF Controller driver
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd
- *             http://www.samsung.com/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __SND_SOC_SAMSUNG_SPDIF_H
-#define __SND_SOC_SAMSUNG_SPDIF_H      __FILE__
-
-#define SND_SOC_SPDIF_INT_MCLK         0
-#define SND_SOC_SPDIF_EXT_MCLK         1
-
-#endif /* __SND_SOC_SAMSUNG_SPDIF_H */
diff --git a/sound/soc/samsung/Kconfig b/sound/soc/samsung/Kconfig
new file mode 100644 (file)
index 0000000..eb45cf9
--- /dev/null
@@ -0,0 +1,155 @@
+config ASOC_SAMSUNG
+       tristate "ASoC support for Samsung"
+       depends on ARCH_S3C2410 || ARCH_S3C64XX || ARCH_S5PC100 || ARCH_S5PV210
+       select S3C64XX_DMA if ARCH_S3C64XX
+       select S3C2410_DMA if ARCH_S3C2410
+       help
+         Say Y or M if you want to add support for codecs attached to
+         the Samsung SoCs' Audio interfaces. You will also need to
+         select the audio interfaces to support below.
+
+config SND_S3C24XX_I2S
+       tristate
+       select S3C2410_DMA
+
+config SND_S3C_I2SV2_SOC
+       tristate
+
+config SND_S3C2412_SOC_I2S
+       tristate
+       select SND_S3C_I2SV2_SOC
+       select S3C2410_DMA
+
+config SND_SAMSUNG_PCM
+       tristate
+
+config SND_SAMSUNG_AC97
+       tristate
+       select SND_SOC_AC97_BUS
+
+config SND_SAMSUNG_SPDIF
+       tristate
+       select SND_SOC_SPDIF
+
+config SND_SAMSUNG_I2S
+       tristate
+
+config ASOC_SAMSUNG_NEO1973_WM8753
+       tristate "SoC I2S Audio support for NEO1973 - WM8753"
+       depends on ASOC_SAMSUNG && MACH_NEO1973_GTA01
+       select SND_S3C24XX_I2S
+       select SND_SOC_WM8753
+       help
+         Say Y if you want to add support for SoC audio on smdk2440
+         with the WM8753.
+
+config ASOC_SAMSUNG_NEO1973_GTA02_WM8753
+       tristate "Audio support for the Openmoko Neo FreeRunner (GTA02)"
+       depends on ASOC_SAMSUNG && MACH_NEO1973_GTA02
+       select SND_S3C24XX_I2S
+       select SND_SOC_WM8753
+       help
+         This driver provides audio support for the Openmoko Neo FreeRunner
+         smartphone.
+         
+config ASOC_SAMSUNG_JIVE_WM8750
+       tristate "SoC I2S Audio support for Jive"
+       depends on ASOC_SAMSUNG && MACH_JIVE
+       select SND_SOC_WM8750
+       select SND_S3C2412_SOC_I2S
+       help
+         Sat Y if you want to add support for SoC audio on the Jive.
+
+config ASOC_SAMSUNG_SMDK_WM8580
+       tristate "SoC I2S Audio support for WM8580 on SMDK"
+       depends on ASOC_SAMSUNG && (MACH_SMDK6410 || MACH_SMDKC100)
+       select SND_SOC_WM8580
+       select SND_SAMSUNG_I2S
+       help
+         Say Y if you want to add support for SoC audio on the SMDKs.
+
+config ASOC_SAMSUNG_SMDK2443_WM9710
+       tristate "SoC AC97 Audio support for SMDK2443 - WM9710"
+       depends on ASOC_SAMSUNG && MACH_SMDK2443
+       select S3C2410_DMA
+       select AC97_BUS
+       select SND_SOC_AC97_CODEC
+       select SND_SAMSUNG_AC97
+       help
+         Say Y if you want to add support for SoC audio on smdk2443
+         with the WM9710.
+
+config ASOC_SAMSUNG_LN2440SBC_ALC650
+       tristate "SoC AC97 Audio support for LN2440SBC - ALC650"
+       depends on ASOC_SAMSUNG && ARCH_S3C2410
+       select S3C2410_DMA
+       select AC97_BUS
+       select SND_SOC_AC97_CODEC
+       select SND_SAMSUNG_AC97
+       help
+         Say Y if you want to add support for SoC audio on ln2440sbc
+         with the ALC650.
+
+config ASOC_SAMSUNG_S3C24XX_UDA134X
+       tristate "SoC I2S Audio support UDA134X wired to a S3C24XX"
+       depends on ASOC_SAMSUNG && ARCH_S3C2410
+       select SND_S3C24XX_I2S
+       select SND_SOC_L3
+       select SND_SOC_UDA134X
+
+config ASOC_SAMSUNG_SIMTEC
+       tristate
+       help
+         Internal node for common S3C24XX/Simtec suppor
+
+config ASOC_SAMSUNG_SIMTEC_TLV320AIC23
+       tristate "SoC I2S Audio support for TLV320AIC23 on Simtec boards"
+       depends on ASOC_SAMSUNG && ARCH_S3C2410
+       select SND_S3C24XX_I2S
+       select SND_SOC_TLV320AIC23
+       select ASOC_SAMSUNG_SIMTEC
+
+config ASOC_SAMSUNG_SIMTEC_HERMES
+       tristate "SoC I2S Audio support for Simtec Hermes board"
+       depends on ASOC_SAMSUNG && ARCH_S3C2410
+       select SND_S3C24XX_I2S
+       select SND_SOC_TLV320AIC3X
+       select ASOC_SAMSUNG_SIMTEC
+
+config ASOC_SAMSUNG_RX1950_UDA1380
+       tristate "Audio support for the HP iPAQ RX1950"
+       depends on ASOC_SAMSUNG && MACH_RX1950
+       select SND_S3C24XX_I2S
+       select SND_SOC_UDA1380
+       help
+         This driver provides audio support for HP iPAQ RX1950 PDA.
+
+config ASOC_SAMSUNG_SMDK_WM9713
+       tristate "SoC AC97 Audio support for SMDK with WM9713"
+       depends on ASOC_SAMSUNG && (MACH_SMDK6410 || MACH_SMDKC100 || MACH_SMDKV210 || MACH_SMDKC110)
+       select SND_SOC_WM9713
+       select SND_SAMSUNG_AC97
+       help
+         Sat Y if you want to add support for SoC audio on the SMDK.
+
+config ASOC_SMARTQ
+       tristate "SoC I2S Audio support for SmartQ board"
+       depends on ASOC_SAMSUNG && MACH_SMARTQ
+       select SND_SAMSUNG_I2S
+       select SND_SOC_WM8750
+
+config ASOC_GONI_AQUILA_WM8994
+       tristate "SoC I2S Audio support for AQUILA/GONI - WM8994"
+       depends on ASOC_SAMSUNG && (MACH_GONI || MACH_AQUILA)
+       select SND_SAMSUNG_I2S
+       select SND_SOC_WM8994
+       help
+         Say Y if you want to add support for SoC audio on goni or aquila
+         with the WM8994.
+
+config ASOC_SAMSUNG_SMDK_SPDIF
+       tristate "SoC S/PDIF Audio support for SMDK"
+       depends on ASOC_SAMSUNG && (MACH_SMDKC100 || MACH_SMDKC110 || MACH_SMDKV210)
+       select SND_SAMSUNG_SPDIF
+       help
+         Say Y if you want to add support for SoC S/PDIF audio on the SMDK.
diff --git a/sound/soc/samsung/Makefile b/sound/soc/samsung/Makefile
new file mode 100644 (file)
index 0000000..0d24f95
--- /dev/null
@@ -0,0 +1,51 @@
+# S3c24XX Platform Support
+snd-soc-s3c24xx-objs := dma.o
+snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
+snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
+snd-soc-ac97-objs := ac97.o
+snd-soc-s3c-i2s-v2-objs := s3c-i2s-v2.o
+snd-soc-samsung-spdif-objs := spdif.o
+snd-soc-pcm-objs := pcm.o
+snd-soc-i2s-objs := i2s.o
+
+obj-$(CONFIG_ASOC_SAMSUNG) += snd-soc-s3c24xx.o
+obj-$(CONFIG_SND_S3C24XX_I2S) += snd-soc-s3c24xx-i2s.o
+obj-$(CONFIG_SND_SAMSUNG_AC97) += snd-soc-ac97.o
+obj-$(CONFIG_SND_S3C2412_SOC_I2S) += snd-soc-s3c2412-i2s.o
+obj-$(CONFIG_SND_S3C_I2SV2_SOC) += snd-soc-s3c-i2s-v2.o
+obj-$(CONFIG_SND_SAMSUNG_SPDIF) += snd-soc-samsung-spdif.o
+obj-$(CONFIG_SND_SAMSUNG_PCM) += snd-soc-pcm.o
+obj-$(CONFIG_SND_SAMSUNG_I2S) += snd-soc-i2s.o
+
+# S3C24XX Machine Support
+snd-soc-jive-wm8750-objs := jive_wm8750.o
+snd-soc-neo1973-wm8753-objs := neo1973_wm8753.o
+snd-soc-neo1973-gta02-wm8753-objs := neo1973_gta02_wm8753.o
+snd-soc-smdk2443-wm9710-objs := smdk2443_wm9710.o
+snd-soc-ln2440sbc-alc650-objs := ln2440sbc_alc650.o
+snd-soc-s3c24xx-uda134x-objs := s3c24xx_uda134x.o
+snd-soc-s3c24xx-simtec-objs := s3c24xx_simtec.o
+snd-soc-s3c24xx-simtec-hermes-objs := s3c24xx_simtec_hermes.o
+snd-soc-s3c24xx-simtec-tlv320aic23-objs := s3c24xx_simtec_tlv320aic23.o
+snd-soc-rx1950-uda1380-objs := rx1950_uda1380.o
+snd-soc-smdk-wm8580-objs := smdk_wm8580.o
+snd-soc-smdk-wm9713-objs := smdk_wm9713.o
+snd-soc-s3c64xx-smartq-wm8987-objs := smartq_wm8987.o
+snd-soc-goni-wm8994-objs := goni_wm8994.o
+snd-soc-smdk-spdif-objs := smdk_spdif.o
+
+obj-$(CONFIG_ASOC_SAMSUNG_JIVE_WM8750) += snd-soc-jive-wm8750.o
+obj-$(CONFIG_ASOC_SAMSUNG_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o
+obj-$(CONFIG_ASOC_SAMSUNG_NEO1973_GTA02_WM8753) += snd-soc-neo1973-gta02-wm8753.o
+obj-$(CONFIG_ASOC_SAMSUNG_SMDK2443_WM9710) += snd-soc-smdk2443-wm9710.o
+obj-$(CONFIG_ASOC_SAMSUNG_LN2440SBC_ALC650) += snd-soc-ln2440sbc-alc650.o
+obj-$(CONFIG_ASOC_SAMSUNG_S3C24XX_UDA134X) += snd-soc-s3c24xx-uda134x.o
+obj-$(CONFIG_ASOC_SAMSUNG_SIMTEC) += snd-soc-s3c24xx-simtec.o
+obj-$(CONFIG_ASOC_SAMSUNG_SIMTEC_HERMES) += snd-soc-s3c24xx-simtec-hermes.o
+obj-$(CONFIG_ASOC_SAMSUNG_SIMTEC_TLV320AIC23) += snd-soc-s3c24xx-simtec-tlv320aic23.o
+obj-$(CONFIG_ASOC_SAMSUNG_RX1950_UDA1380) += snd-soc-rx1950-uda1380.o
+obj-$(CONFIG_ASOC_SAMSUNG_SMDK_WM8580) += snd-soc-smdk-wm8580.o
+obj-$(CONFIG_ASOC_SAMSUNG_SMDK_WM9713) += snd-soc-smdk-wm9713.o
+obj-$(CONFIG_ASOC_SMARTQ) += snd-soc-s3c64xx-smartq-wm8987.o
+obj-$(CONFIG_ASOC_SAMSUNG_SMDK_SPDIF) += snd-soc-smdk-spdif.o
+obj-$(CONFIG_ASOC_GONI_AQUILA_WM8994) += snd-soc-goni-wm8994.o
diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c
new file mode 100644 (file)
index 0000000..4770a95
--- /dev/null
@@ -0,0 +1,520 @@
+/* sound/soc/samsung/ac97.c
+ *
+ * ALSA SoC Audio Layer - S3C AC97 Controller driver
+ *     Evolved from s3c2443-ac97.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ *     Author: Jaswinder Singh <jassi.brar@samsung.com>
+ *     Credits: Graeme Gregory, Sean Choi
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/io.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+
+#include <sound/soc.h>
+
+#include <plat/regs-ac97.h>
+#include <mach/dma.h>
+#include <plat/audio.h>
+
+#include "dma.h"
+#include "ac97.h"
+
+#define AC_CMD_ADDR(x) (x << 16)
+#define AC_CMD_DATA(x) (x & 0xffff)
+
+struct s3c_ac97_info {
+       struct clk         *ac97_clk;
+       void __iomem       *regs;
+       struct mutex       lock;
+       struct completion  done;
+};
+static struct s3c_ac97_info s3c_ac97;
+
+static struct s3c2410_dma_client s3c_dma_client_out = {
+       .name = "AC97 PCMOut"
+};
+
+static struct s3c2410_dma_client s3c_dma_client_in = {
+       .name = "AC97 PCMIn"
+};
+
+static struct s3c2410_dma_client s3c_dma_client_micin = {
+       .name = "AC97 MicIn"
+};
+
+static struct s3c_dma_params s3c_ac97_pcm_out = {
+       .client         = &s3c_dma_client_out,
+       .dma_size       = 4,
+};
+
+static struct s3c_dma_params s3c_ac97_pcm_in = {
+       .client         = &s3c_dma_client_in,
+       .dma_size       = 4,
+};
+
+static struct s3c_dma_params s3c_ac97_mic_in = {
+       .client         = &s3c_dma_client_micin,
+       .dma_size       = 4,
+};
+
+static void s3c_ac97_activate(struct snd_ac97 *ac97)
+{
+       u32 ac_glbctrl, stat;
+
+       stat = readl(s3c_ac97.regs + S3C_AC97_GLBSTAT) & 0x7;
+       if (stat == S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE)
+               return; /* Return if already active */
+
+       INIT_COMPLETION(s3c_ac97.done);
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       ac_glbctrl = S3C_AC97_GLBCTRL_ACLINKON;
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       msleep(1);
+
+       ac_glbctrl |= S3C_AC97_GLBCTRL_TRANSFERDATAENABLE;
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       msleep(1);
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+       if (!wait_for_completion_timeout(&s3c_ac97.done, HZ))
+               pr_err("AC97: Unable to activate!");
+}
+
+static unsigned short s3c_ac97_read(struct snd_ac97 *ac97,
+       unsigned short reg)
+{
+       u32 ac_glbctrl, ac_codec_cmd;
+       u32 stat, addr, data;
+
+       mutex_lock(&s3c_ac97.lock);
+
+       s3c_ac97_activate(ac97);
+
+       INIT_COMPLETION(s3c_ac97.done);
+
+       ac_codec_cmd = readl(s3c_ac97.regs + S3C_AC97_CODEC_CMD);
+       ac_codec_cmd = S3C_AC97_CODEC_CMD_READ | AC_CMD_ADDR(reg);
+       writel(ac_codec_cmd, s3c_ac97.regs + S3C_AC97_CODEC_CMD);
+
+       udelay(50);
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+       if (!wait_for_completion_timeout(&s3c_ac97.done, HZ))
+               pr_err("AC97: Unable to read!");
+
+       stat = readl(s3c_ac97.regs + S3C_AC97_STAT);
+       addr = (stat >> 16) & 0x7f;
+       data = (stat & 0xffff);
+
+       if (addr != reg)
+               pr_err("ac97: req addr = %02x, rep addr = %02x\n",
+                       reg, addr);
+
+       mutex_unlock(&s3c_ac97.lock);
+
+       return (unsigned short)data;
+}
+
+static void s3c_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
+       unsigned short val)
+{
+       u32 ac_glbctrl, ac_codec_cmd;
+
+       mutex_lock(&s3c_ac97.lock);
+
+       s3c_ac97_activate(ac97);
+
+       INIT_COMPLETION(s3c_ac97.done);
+
+       ac_codec_cmd = readl(s3c_ac97.regs + S3C_AC97_CODEC_CMD);
+       ac_codec_cmd = AC_CMD_ADDR(reg) | AC_CMD_DATA(val);
+       writel(ac_codec_cmd, s3c_ac97.regs + S3C_AC97_CODEC_CMD);
+
+       udelay(50);
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+       if (!wait_for_completion_timeout(&s3c_ac97.done, HZ))
+               pr_err("AC97: Unable to write!");
+
+       ac_codec_cmd = readl(s3c_ac97.regs + S3C_AC97_CODEC_CMD);
+       ac_codec_cmd |= S3C_AC97_CODEC_CMD_READ;
+       writel(ac_codec_cmd, s3c_ac97.regs + S3C_AC97_CODEC_CMD);
+
+       mutex_unlock(&s3c_ac97.lock);
+}
+
+static void s3c_ac97_cold_reset(struct snd_ac97 *ac97)
+{
+       pr_debug("AC97: Cold reset\n");
+       writel(S3C_AC97_GLBCTRL_COLDRESET,
+                       s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       msleep(1);
+
+       writel(0, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       msleep(1);
+}
+
+static void s3c_ac97_warm_reset(struct snd_ac97 *ac97)
+{
+       u32 stat;
+
+       stat = readl(s3c_ac97.regs + S3C_AC97_GLBSTAT) & 0x7;
+       if (stat == S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE)
+               return; /* Return if already active */
+
+       pr_debug("AC97: Warm reset\n");
+
+       writel(S3C_AC97_GLBCTRL_WARMRESET, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       msleep(1);
+
+       writel(0, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       msleep(1);
+
+       s3c_ac97_activate(ac97);
+}
+
+static irqreturn_t s3c_ac97_irq(int irq, void *dev_id)
+{
+       u32 ac_glbctrl, ac_glbstat;
+
+       ac_glbstat = readl(s3c_ac97.regs + S3C_AC97_GLBSTAT);
+
+       if (ac_glbstat & S3C_AC97_GLBSTAT_CODECREADY) {
+
+               ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+               ac_glbctrl &= ~S3C_AC97_GLBCTRL_CODECREADYIE;
+               writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+               complete(&s3c_ac97.done);
+       }
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       ac_glbctrl |= (1<<30); /* Clear interrupt */
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+       return IRQ_HANDLED;
+}
+
+struct snd_ac97_bus_ops soc_ac97_ops = {
+       .read       = s3c_ac97_read,
+       .write      = s3c_ac97_write,
+       .warm_reset = s3c_ac97_warm_reset,
+       .reset      = s3c_ac97_cold_reset,
+};
+EXPORT_SYMBOL_GPL(soc_ac97_ops);
+
+static int s3c_ac97_hw_params(struct snd_pcm_substream *substream,
+                                 struct snd_pcm_hw_params *params,
+                                 struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct s3c_dma_params *dma_data;
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               dma_data = &s3c_ac97_pcm_out;
+       else
+               dma_data = &s3c_ac97_pcm_in;
+
+       snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
+
+       return 0;
+}
+
+static int s3c_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
+                               struct snd_soc_dai *dai)
+{
+       u32 ac_glbctrl;
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct s3c_dma_params *dma_data =
+               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+               ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMINTM_MASK;
+       else
+               ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMOUTTM_MASK;
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+                       ac_glbctrl |= S3C_AC97_GLBCTRL_PCMINTM_DMA;
+               else
+                       ac_glbctrl |= S3C_AC97_GLBCTRL_PCMOUTTM_DMA;
+               break;
+
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               break;
+       }
+
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+       s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
+
+       return 0;
+}
+
+static int s3c_ac97_hw_mic_params(struct snd_pcm_substream *substream,
+                                     struct snd_pcm_hw_params *params,
+                                     struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               return -ENODEV;
+       else
+               snd_soc_dai_set_dma_data(cpu_dai, substream, &s3c_ac97_mic_in);
+
+       return 0;
+}
+
+static int s3c_ac97_mic_trigger(struct snd_pcm_substream *substream,
+                                   int cmd, struct snd_soc_dai *dai)
+{
+       u32 ac_glbctrl;
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct s3c_dma_params *dma_data =
+               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+       ac_glbctrl = readl(s3c_ac97.regs + S3C_AC97_GLBCTRL);
+       ac_glbctrl &= ~S3C_AC97_GLBCTRL_MICINTM_MASK;
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               ac_glbctrl |= S3C_AC97_GLBCTRL_MICINTM_DMA;
+               break;
+
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               break;
+       }
+
+       writel(ac_glbctrl, s3c_ac97.regs + S3C_AC97_GLBCTRL);
+
+       s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
+
+       return 0;
+}
+
+static struct snd_soc_dai_ops s3c_ac97_dai_ops = {
+       .hw_params      = s3c_ac97_hw_params,
+       .trigger        = s3c_ac97_trigger,
+};
+
+static struct snd_soc_dai_ops s3c_ac97_mic_dai_ops = {
+       .hw_params      = s3c_ac97_hw_mic_params,
+       .trigger        = s3c_ac97_mic_trigger,
+};
+
+static struct snd_soc_dai_driver s3c_ac97_dai[] = {
+       [S3C_AC97_DAI_PCM] = {
+               .name = "samsung-ac97",
+               .ac97_control = 1,
+               .playback = {
+                       .stream_name = "AC97 Playback",
+                       .channels_min = 2,
+                       .channels_max = 2,
+                       .rates = SNDRV_PCM_RATE_8000_48000,
+                       .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+               .capture = {
+                       .stream_name = "AC97 Capture",
+                       .channels_min = 2,
+                       .channels_max = 2,
+                       .rates = SNDRV_PCM_RATE_8000_48000,
+                       .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+               .ops = &s3c_ac97_dai_ops,
+       },
+       [S3C_AC97_DAI_MIC] = {
+               .name = "samsung-ac97-mic",
+               .ac97_control = 1,
+               .capture = {
+                       .stream_name = "AC97 Mic Capture",
+                       .channels_min = 1,
+                       .channels_max = 1,
+                       .rates = SNDRV_PCM_RATE_8000_48000,
+                       .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+               .ops = &s3c_ac97_mic_dai_ops,
+       },
+};
+
+static __devinit int s3c_ac97_probe(struct platform_device *pdev)
+{
+       struct resource *mem_res, *dmatx_res, *dmarx_res, *dmamic_res, *irq_res;
+       struct s3c_audio_pdata *ac97_pdata;
+       int ret;
+
+       ac97_pdata = pdev->dev.platform_data;
+       if (!ac97_pdata || !ac97_pdata->cfg_gpio) {
+               dev_err(&pdev->dev, "cfg_gpio callback not provided!\n");
+               return -EINVAL;
+       }
+
+       /* Check for availability of necessary resource */
+       dmatx_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+       if (!dmatx_res) {
+               dev_err(&pdev->dev, "Unable to get AC97-TX dma resource\n");
+               return -ENXIO;
+       }
+
+       dmarx_res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
+       if (!dmarx_res) {
+               dev_err(&pdev->dev, "Unable to get AC97-RX dma resource\n");
+               return -ENXIO;
+       }
+
+       dmamic_res = platform_get_resource(pdev, IORESOURCE_DMA, 2);
+       if (!dmamic_res) {
+               dev_err(&pdev->dev, "Unable to get AC97-MIC dma resource\n");
+               return -ENXIO;
+       }
+
+       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       if (!mem_res) {
+               dev_err(&pdev->dev, "Unable to get register resource\n");
+               return -ENXIO;
+       }
+
+       irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+       if (!irq_res) {
+               dev_err(&pdev->dev, "AC97 IRQ not provided!\n");
+               return -ENXIO;
+       }
+
+       if (!request_mem_region(mem_res->start,
+                               resource_size(mem_res), "ac97")) {
+               dev_err(&pdev->dev, "Unable to request register region\n");
+               return -EBUSY;
+       }
+
+       s3c_ac97_pcm_out.channel = dmatx_res->start;
+       s3c_ac97_pcm_out.dma_addr = mem_res->start + S3C_AC97_PCM_DATA;
+       s3c_ac97_pcm_in.channel = dmarx_res->start;
+       s3c_ac97_pcm_in.dma_addr = mem_res->start + S3C_AC97_PCM_DATA;
+       s3c_ac97_mic_in.channel = dmamic_res->start;
+       s3c_ac97_mic_in.dma_addr = mem_res->start + S3C_AC97_MIC_DATA;
+
+       init_completion(&s3c_ac97.done);
+       mutex_init(&s3c_ac97.lock);
+
+       s3c_ac97.regs = ioremap(mem_res->start, resource_size(mem_res));
+       if (s3c_ac97.regs == NULL) {
+               dev_err(&pdev->dev, "Unable to ioremap register region\n");
+               ret = -ENXIO;
+               goto err1;
+       }
+
+       s3c_ac97.ac97_clk = clk_get(&pdev->dev, "ac97");
+       if (IS_ERR(s3c_ac97.ac97_clk)) {
+               dev_err(&pdev->dev, "ac97 failed to get ac97_clock\n");
+               ret = -ENODEV;
+               goto err2;
+       }
+       clk_enable(s3c_ac97.ac97_clk);
+
+       if (ac97_pdata->cfg_gpio(pdev)) {
+               dev_err(&pdev->dev, "Unable to configure gpio\n");
+               ret = -EINVAL;
+               goto err3;
+       }
+
+       ret = request_irq(irq_res->start, s3c_ac97_irq,
+                                       IRQF_DISABLED, "AC97", NULL);
+       if (ret < 0) {
+               dev_err(&pdev->dev, "ac97: interrupt request failed.\n");
+               goto err4;
+       }
+
+       ret = snd_soc_register_dais(&pdev->dev, s3c_ac97_dai,
+                       ARRAY_SIZE(s3c_ac97_dai));
+       if (ret)
+               goto err5;
+
+       return 0;
+
+err5:
+       free_irq(irq_res->start, NULL);
+err4:
+err3:
+       clk_disable(s3c_ac97.ac97_clk);
+       clk_put(s3c_ac97.ac97_clk);
+err2:
+       iounmap(s3c_ac97.regs);
+err1:
+       release_mem_region(mem_res->start, resource_size(mem_res));
+
+       return ret;
+}
+
+static __devexit int s3c_ac97_remove(struct platform_device *pdev)
+{
+       struct resource *mem_res, *irq_res;
+
+       snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(s3c_ac97_dai));
+
+       irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+       if (irq_res)
+               free_irq(irq_res->start, NULL);
+
+       clk_disable(s3c_ac97.ac97_clk);
+       clk_put(s3c_ac97.ac97_clk);
+
+       iounmap(s3c_ac97.regs);
+
+       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       if (mem_res)
+               release_mem_region(mem_res->start, resource_size(mem_res));
+
+       return 0;
+}
+
+static struct platform_driver s3c_ac97_driver = {
+       .probe  = s3c_ac97_probe,
+       .remove = s3c_ac97_remove,
+       .driver = {
+               .name = "samsung-ac97",
+               .owner = THIS_MODULE,
+       },
+};
+
+static int __init s3c_ac97_init(void)
+{
+       return platform_driver_register(&s3c_ac97_driver);
+}
+module_init(s3c_ac97_init);
+
+static void __exit s3c_ac97_exit(void)
+{
+       platform_driver_unregister(&s3c_ac97_driver);
+}
+module_exit(s3c_ac97_exit);
+
+MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");
+MODULE_DESCRIPTION("AC97 driver for the Samsung SoC");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:samsung-ac97");
diff --git a/sound/soc/samsung/ac97.h b/sound/soc/samsung/ac97.h
new file mode 100644 (file)
index 0000000..0d0e1b5
--- /dev/null
@@ -0,0 +1,21 @@
+/* sound/soc/samsung/ac97.h
+ *
+ * ALSA SoC Audio Layer - S3C AC97 Controller driver
+ *     Evolved from s3c2443-ac97.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ *     Author: Jaswinder Singh <jassi.brar@samsung.com>
+ *     Credits: Graeme Gregory, Sean Choi
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __S3C_AC97_H_
+#define __S3C_AC97_H_
+
+#define S3C_AC97_DAI_PCM 0
+#define S3C_AC97_DAI_MIC 1
+
+#endif /* __S3C_AC97_H_ */
diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
new file mode 100644 (file)
index 0000000..2124019
--- /dev/null
@@ -0,0 +1,502 @@
+/*
+ * dma.c  --  ALSA Soc Audio Layer
+ *
+ * (c) 2006 Wolfson Microelectronics PLC.
+ * Graeme Gregory graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ * Copyright 2004-2005 Simtec Electronics
+ *     http://armlinux.simtec.co.uk/
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/dma-mapping.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include <asm/dma.h>
+#include <mach/hardware.h>
+#include <mach/dma.h>
+
+#include "dma.h"
+
+static const struct snd_pcm_hardware dma_hardware = {
+       .info                   = SNDRV_PCM_INFO_INTERLEAVED |
+                                   SNDRV_PCM_INFO_BLOCK_TRANSFER |
+                                   SNDRV_PCM_INFO_MMAP |
+                                   SNDRV_PCM_INFO_MMAP_VALID |
+                                   SNDRV_PCM_INFO_PAUSE |
+                                   SNDRV_PCM_INFO_RESUME,
+       .formats                = SNDRV_PCM_FMTBIT_S16_LE |
+                                   SNDRV_PCM_FMTBIT_U16_LE |
+                                   SNDRV_PCM_FMTBIT_U8 |
+                                   SNDRV_PCM_FMTBIT_S8,
+       .channels_min           = 2,
+       .channels_max           = 2,
+       .buffer_bytes_max       = 128*1024,
+       .period_bytes_min       = PAGE_SIZE,
+       .period_bytes_max       = PAGE_SIZE*2,
+       .periods_min            = 2,
+       .periods_max            = 128,
+       .fifo_size              = 32,
+};
+
+struct runtime_data {
+       spinlock_t lock;
+       int state;
+       unsigned int dma_loaded;
+       unsigned int dma_limit;
+       unsigned int dma_period;
+       dma_addr_t dma_start;
+       dma_addr_t dma_pos;
+       dma_addr_t dma_end;
+       struct s3c_dma_params *params;
+};
+
+/* dma_enqueue
+ *
+ * place a dma buffer onto the queue for the dma system
+ * to handle.
+*/
+static void dma_enqueue(struct snd_pcm_substream *substream)
+{
+       struct runtime_data *prtd = substream->runtime->private_data;
+       dma_addr_t pos = prtd->dma_pos;
+       unsigned int limit;
+       int ret;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (s3c_dma_has_circular())
+               limit = (prtd->dma_end - prtd->dma_start) / prtd->dma_period;
+       else
+               limit = prtd->dma_limit;
+
+       pr_debug("%s: loaded %d, limit %d\n",
+                               __func__, prtd->dma_loaded, limit);
+
+       while (prtd->dma_loaded < limit) {
+               unsigned long len = prtd->dma_period;
+
+               pr_debug("dma_loaded: %d\n", prtd->dma_loaded);
+
+               if ((pos + len) > prtd->dma_end) {
+                       len  = prtd->dma_end - pos;
+                       pr_debug("%s: corrected dma len %ld\n", __func__, len);
+               }
+
+               ret = s3c2410_dma_enqueue(prtd->params->channel,
+                       substream, pos, len);
+
+               if (ret == 0) {
+                       prtd->dma_loaded++;
+                       pos += prtd->dma_period;
+                       if (pos >= prtd->dma_end)
+                               pos = prtd->dma_start;
+               } else
+                       break;
+       }
+
+       prtd->dma_pos = pos;
+}
+
+static void audio_buffdone(struct s3c2410_dma_chan *channel,
+                               void *dev_id, int size,
+                               enum s3c2410_dma_buffresult result)
+{
+       struct snd_pcm_substream *substream = dev_id;
+       struct runtime_data *prtd;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (result == S3C2410_RES_ABORT || result == S3C2410_RES_ERR)
+               return;
+
+       prtd = substream->runtime->private_data;
+
+       if (substream)
+               snd_pcm_period_elapsed(substream);
+
+       spin_lock(&prtd->lock);
+       if (prtd->state & ST_RUNNING && !s3c_dma_has_circular()) {
+               prtd->dma_loaded--;
+               dma_enqueue(substream);
+       }
+
+       spin_unlock(&prtd->lock);
+}
+
+static int dma_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct runtime_data *prtd = runtime->private_data;
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       unsigned long totbytes = params_buffer_bytes(params);
+       struct s3c_dma_params *dma =
+               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+       int ret = 0;
+
+
+       pr_debug("Entered %s\n", __func__);
+
+       /* return if this is a bufferless transfer e.g.
+        * codec <--> BT codec or GSM modem -- lg FIXME */
+       if (!dma)
+               return 0;
+
+       /* this may get called several times by oss emulation
+        * with different params -HW */
+       if (prtd->params == NULL) {
+               /* prepare DMA */
+               prtd->params = dma;
+
+               pr_debug("params %p, client %p, channel %d\n", prtd->params,
+                       prtd->params->client, prtd->params->channel);
+
+               ret = s3c2410_dma_request(prtd->params->channel,
+                                         prtd->params->client, NULL);
+
+               if (ret < 0) {
+                       printk(KERN_ERR "failed to get dma channel\n");
+                       return ret;
+               }
+
+               /* use the circular buffering if we have it available. */
+               if (s3c_dma_has_circular())
+                       s3c2410_dma_setflags(prtd->params->channel,
+                                            S3C2410_DMAF_CIRCULAR);
+       }
+
+       s3c2410_dma_set_buffdone_fn(prtd->params->channel,
+                                   audio_buffdone);
+
+       snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
+
+       runtime->dma_bytes = totbytes;
+
+       spin_lock_irq(&prtd->lock);
+       prtd->dma_loaded = 0;
+       prtd->dma_limit = runtime->hw.periods_min;
+       prtd->dma_period = params_period_bytes(params);
+       prtd->dma_start = runtime->dma_addr;
+       prtd->dma_pos = prtd->dma_start;
+       prtd->dma_end = prtd->dma_start + totbytes;
+       spin_unlock_irq(&prtd->lock);
+
+       return 0;
+}
+
+static int dma_hw_free(struct snd_pcm_substream *substream)
+{
+       struct runtime_data *prtd = substream->runtime->private_data;
+
+       pr_debug("Entered %s\n", __func__);
+
+       /* TODO - do we need to ensure DMA flushed */
+       snd_pcm_set_runtime_buffer(substream, NULL);
+
+       if (prtd->params) {
+               s3c2410_dma_free(prtd->params->channel, prtd->params->client);
+               prtd->params = NULL;
+       }
+
+       return 0;
+}
+
+static int dma_prepare(struct snd_pcm_substream *substream)
+{
+       struct runtime_data *prtd = substream->runtime->private_data;
+       int ret = 0;
+
+       pr_debug("Entered %s\n", __func__);
+
+       /* return if this is a bufferless transfer e.g.
+        * codec <--> BT codec or GSM modem -- lg FIXME */
+       if (!prtd->params)
+               return 0;
+
+       /* channel needs configuring for mem=>device, increment memory addr,
+        * sync to pclk, half-word transfers to the IIS-FIFO. */
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+               s3c2410_dma_devconfig(prtd->params->channel,
+                                     S3C2410_DMASRC_MEM,
+                                     prtd->params->dma_addr);
+       } else {
+               s3c2410_dma_devconfig(prtd->params->channel,
+                                     S3C2410_DMASRC_HW,
+                                     prtd->params->dma_addr);
+       }
+
+       s3c2410_dma_config(prtd->params->channel,
+                          prtd->params->dma_size);
+
+       /* flush the DMA channel */
+       s3c2410_dma_ctrl(prtd->params->channel, S3C2410_DMAOP_FLUSH);
+       prtd->dma_loaded = 0;
+       prtd->dma_pos = prtd->dma_start;
+
+       /* enqueue dma buffers */
+       dma_enqueue(substream);
+
+       return ret;
+}
+
+static int dma_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+       struct runtime_data *prtd = substream->runtime->private_data;
+       int ret = 0;
+
+       pr_debug("Entered %s\n", __func__);
+
+       spin_lock(&prtd->lock);
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               prtd->state |= ST_RUNNING;
+               s3c2410_dma_ctrl(prtd->params->channel, S3C2410_DMAOP_START);
+               break;
+
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               prtd->state &= ~ST_RUNNING;
+               s3c2410_dma_ctrl(prtd->params->channel, S3C2410_DMAOP_STOP);
+               break;
+
+       default:
+               ret = -EINVAL;
+               break;
+       }
+
+       spin_unlock(&prtd->lock);
+
+       return ret;
+}
+
+static snd_pcm_uframes_t
+dma_pointer(struct snd_pcm_substream *substream)
+{
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct runtime_data *prtd = runtime->private_data;
+       unsigned long res;
+       dma_addr_t src, dst;
+
+       pr_debug("Entered %s\n", __func__);
+
+       spin_lock(&prtd->lock);
+       s3c2410_dma_getposition(prtd->params->channel, &src, &dst);
+
+       if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+               res = dst - prtd->dma_start;
+       else
+               res = src - prtd->dma_start;
+
+       spin_unlock(&prtd->lock);
+
+       pr_debug("Pointer %x %x\n", src, dst);
+
+       /* we seem to be getting the odd error from the pcm library due
+        * to out-of-bounds pointers. this is maybe due to the dma engine
+        * not having loaded the new values for the channel before being
+        * callled... (todo - fix )
+        */
+
+       if (res >= snd_pcm_lib_buffer_bytes(substream)) {
+               if (res == snd_pcm_lib_buffer_bytes(substream))
+                       res = 0;
+       }
+
+       return bytes_to_frames(substream->runtime, res);
+}
+
+static int dma_open(struct snd_pcm_substream *substream)
+{
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct runtime_data *prtd;
+
+       pr_debug("Entered %s\n", __func__);
+
+       snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+       snd_soc_set_runtime_hwparams(substream, &dma_hardware);
+
+       prtd = kzalloc(sizeof(struct runtime_data), GFP_KERNEL);
+       if (prtd == NULL)
+               return -ENOMEM;
+
+       spin_lock_init(&prtd->lock);
+
+       runtime->private_data = prtd;
+       return 0;
+}
+
+static int dma_close(struct snd_pcm_substream *substream)
+{
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct runtime_data *prtd = runtime->private_data;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (!prtd)
+               pr_debug("dma_close called with prtd == NULL\n");
+
+       kfree(prtd);
+
+       return 0;
+}
+
+static int dma_mmap(struct snd_pcm_substream *substream,
+       struct vm_area_struct *vma)
+{
+       struct snd_pcm_runtime *runtime = substream->runtime;
+
+       pr_debug("Entered %s\n", __func__);
+
+       return dma_mmap_writecombine(substream->pcm->card->dev, vma,
+                                    runtime->dma_area,
+                                    runtime->dma_addr,
+                                    runtime->dma_bytes);
+}
+
+static struct snd_pcm_ops dma_ops = {
+       .open           = dma_open,
+       .close          = dma_close,
+       .ioctl          = snd_pcm_lib_ioctl,
+       .hw_params      = dma_hw_params,
+       .hw_free        = dma_hw_free,
+       .prepare        = dma_prepare,
+       .trigger        = dma_trigger,
+       .pointer        = dma_pointer,
+       .mmap           = dma_mmap,
+};
+
+static int preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
+{
+       struct snd_pcm_substream *substream = pcm->streams[stream].substream;
+       struct snd_dma_buffer *buf = &substream->dma_buffer;
+       size_t size = dma_hardware.buffer_bytes_max;
+
+       pr_debug("Entered %s\n", __func__);
+
+       buf->dev.type = SNDRV_DMA_TYPE_DEV;
+       buf->dev.dev = pcm->card->dev;
+       buf->private_data = NULL;
+       buf->area = dma_alloc_writecombine(pcm->card->dev, size,
+                                          &buf->addr, GFP_KERNEL);
+       if (!buf->area)
+               return -ENOMEM;
+       buf->bytes = size;
+       return 0;
+}
+
+static void dma_free_dma_buffers(struct snd_pcm *pcm)
+{
+       struct snd_pcm_substream *substream;
+       struct snd_dma_buffer *buf;
+       int stream;
+
+       pr_debug("Entered %s\n", __func__);
+
+       for (stream = 0; stream < 2; stream++) {
+               substream = pcm->streams[stream].substream;
+               if (!substream)
+                       continue;
+
+               buf = &substream->dma_buffer;
+               if (!buf->area)
+                       continue;
+
+               dma_free_writecombine(pcm->card->dev, buf->bytes,
+                                     buf->area, buf->addr);
+               buf->area = NULL;
+       }
+}
+
+static u64 dma_mask = DMA_BIT_MASK(32);
+
+static int dma_new(struct snd_card *card,
+       struct snd_soc_dai *dai, struct snd_pcm *pcm)
+{
+       int ret = 0;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (!card->dev->dma_mask)
+               card->dev->dma_mask = &dma_mask;
+       if (!card->dev->coherent_dma_mask)
+               card->dev->coherent_dma_mask = 0xffffffff;
+
+       if (dai->driver->playback.channels_min) {
+               ret = preallocate_dma_buffer(pcm,
+                       SNDRV_PCM_STREAM_PLAYBACK);
+               if (ret)
+                       goto out;
+       }
+
+       if (dai->driver->capture.channels_min) {
+               ret = preallocate_dma_buffer(pcm,
+                       SNDRV_PCM_STREAM_CAPTURE);
+               if (ret)
+                       goto out;
+       }
+out:
+       return ret;
+}
+
+static struct snd_soc_platform_driver samsung_asoc_platform = {
+       .ops            = &dma_ops,
+       .pcm_new        = dma_new,
+       .pcm_free       = dma_free_dma_buffers,
+};
+
+static int __devinit samsung_asoc_platform_probe(struct platform_device *pdev)
+{
+       return snd_soc_register_platform(&pdev->dev, &samsung_asoc_platform);
+}
+
+static int __devexit samsung_asoc_platform_remove(struct platform_device *pdev)
+{
+       snd_soc_unregister_platform(&pdev->dev);
+       return 0;
+}
+
+static struct platform_driver asoc_dma_driver = {
+       .driver = {
+               .name = "samsung-audio",
+               .owner = THIS_MODULE,
+       },
+
+       .probe = samsung_asoc_platform_probe,
+       .remove = __devexit_p(samsung_asoc_platform_remove),
+};
+
+static int __init samsung_asoc_init(void)
+{
+       return platform_driver_register(&asoc_dma_driver);
+}
+module_init(samsung_asoc_init);
+
+static void __exit samsung_asoc_exit(void)
+{
+       platform_driver_unregister(&asoc_dma_driver);
+}
+module_exit(samsung_asoc_exit);
+
+MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("Samsung ASoC DMA Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:samsung-audio");
diff --git a/sound/soc/samsung/dma.h b/sound/soc/samsung/dma.h
new file mode 100644 (file)
index 0000000..f8cd2b4
--- /dev/null
@@ -0,0 +1,30 @@
+/*
+ *  dma.h --
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  ALSA PCM interface for the Samsung S3C24xx CPU
+ */
+
+#ifndef _S3C_AUDIO_H
+#define _S3C_AUDIO_H
+
+#define ST_RUNNING             (1<<0)
+#define ST_OPENED              (1<<1)
+
+struct s3c_dma_params {
+       struct s3c2410_dma_client *client;      /* stream identifier */
+       int channel;                            /* Channel ID */
+       dma_addr_t dma_addr;
+       int dma_size;                   /* Size of the DMA transfer */
+};
+
+#define S3C24XX_DAI_I2S                        0
+
+/* platform data */
+extern struct snd_ac97_bus_ops s3c24xx_ac97_ops;
+
+#endif
diff --git a/sound/soc/samsung/goni_wm8994.c b/sound/soc/samsung/goni_wm8994.c
new file mode 100644 (file)
index 0000000..dcfac54
--- /dev/null
@@ -0,0 +1,309 @@
+/*
+ * goni_wm8994.c
+ *
+ * Copyright (C) 2010 Samsung Electronics Co.Ltd
+ * Author: Chanwoo Choi <cw00.choi@samsung.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <sound/soc.h>
+#include <sound/jack.h>
+#include <asm/mach-types.h>
+#include <mach/gpio.h>
+#include <mach/regs-clock.h>
+
+#include <linux/mfd/wm8994/core.h>
+#include <linux/mfd/wm8994/registers.h>
+#include "../codecs/wm8994.h"
+#include "dma.h"
+#include "i2s.h"
+
+#define MACHINE_NAME   0
+#define CPU_VOICE_DAI  1
+
+static const char *aquila_str[] = {
+       [MACHINE_NAME] = "aquila",
+       [CPU_VOICE_DAI] = "aquila-voice-dai",
+};
+
+static struct snd_soc_card goni;
+static struct platform_device *goni_snd_device;
+
+/* 3.5 pie jack */
+static struct snd_soc_jack jack;
+
+/* 3.5 pie jack detection DAPM pins */
+static struct snd_soc_jack_pin jack_pins[] = {
+       {
+               .pin = "Headset Mic",
+               .mask = SND_JACK_MICROPHONE,
+       }, {
+               .pin = "Headset Stereophone",
+               .mask = SND_JACK_HEADPHONE | SND_JACK_MECHANICAL |
+                       SND_JACK_AVOUT,
+       },
+};
+
+/* 3.5 pie jack detection gpios */
+static struct snd_soc_jack_gpio jack_gpios[] = {
+       {
+               .gpio = S5PV210_GPH0(6),
+               .name = "DET_3.5",
+               .report = SND_JACK_HEADSET | SND_JACK_MECHANICAL |
+                       SND_JACK_AVOUT,
+               .debounce_time = 200,
+       },
+};
+
+static const struct snd_soc_dapm_widget goni_dapm_widgets[] = {
+       SND_SOC_DAPM_SPK("Ext Left Spk", NULL),
+       SND_SOC_DAPM_SPK("Ext Right Spk", NULL),
+       SND_SOC_DAPM_SPK("Ext Rcv", NULL),
+       SND_SOC_DAPM_HP("Headset Stereophone", NULL),
+       SND_SOC_DAPM_MIC("Headset Mic", NULL),
+       SND_SOC_DAPM_MIC("Main Mic", NULL),
+       SND_SOC_DAPM_MIC("2nd Mic", NULL),
+       SND_SOC_DAPM_LINE("Radio In", NULL),
+};
+
+static const struct snd_soc_dapm_route goni_dapm_routes[] = {
+       {"Ext Left Spk", NULL, "SPKOUTLP"},
+       {"Ext Left Spk", NULL, "SPKOUTLN"},
+
+       {"Ext Right Spk", NULL, "SPKOUTRP"},
+       {"Ext Right Spk", NULL, "SPKOUTRN"},
+
+       {"Ext Rcv", NULL, "HPOUT2N"},
+       {"Ext Rcv", NULL, "HPOUT2P"},
+
+       {"Headset Stereophone", NULL, "HPOUT1L"},
+       {"Headset Stereophone", NULL, "HPOUT1R"},
+
+       {"IN1RN", NULL, "Headset Mic"},
+       {"IN1RP", NULL, "Headset Mic"},
+
+       {"IN1RN", NULL, "2nd Mic"},
+       {"IN1RP", NULL, "2nd Mic"},
+
+       {"IN1LN", NULL, "Main Mic"},
+       {"IN1LP", NULL, "Main Mic"},
+
+       {"IN2LN", NULL, "Radio In"},
+       {"IN2RN", NULL, "Radio In"},
+};
+
+static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+       int ret;
+
+       /* add goni specific widgets */
+       snd_soc_dapm_new_controls(dapm, goni_dapm_widgets,
+                       ARRAY_SIZE(goni_dapm_widgets));
+
+       /* set up goni specific audio routes */
+       snd_soc_dapm_add_routes(dapm, goni_dapm_routes,
+                       ARRAY_SIZE(goni_dapm_routes));
+
+       /* set endpoints to not connected */
+       snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN");
+       snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP");
+       snd_soc_dapm_nc_pin(dapm, "LINEOUT1N");
+       snd_soc_dapm_nc_pin(dapm, "LINEOUT1P");
+       snd_soc_dapm_nc_pin(dapm, "LINEOUT2N");
+       snd_soc_dapm_nc_pin(dapm, "LINEOUT2P");
+
+       if (machine_is_aquila()) {
+               snd_soc_dapm_nc_pin(dapm, "SPKOUTRN");
+               snd_soc_dapm_nc_pin(dapm, "SPKOUTRP");
+       }
+
+       snd_soc_dapm_sync(dapm);
+
+       /* Headset jack detection */
+       ret = snd_soc_jack_new(&goni, "Headset Jack",
+                       SND_JACK_HEADSET | SND_JACK_MECHANICAL | SND_JACK_AVOUT,
+                       &jack);
+       if (ret)
+               return ret;
+
+       ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins);
+       if (ret)
+               return ret;
+
+       ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios);
+       if (ret)
+               return ret;
+
+       return 0;
+}
+
+static int goni_hifi_hw_params(struct snd_pcm_substream *substream,
+               struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       unsigned int pll_out = 24000000;
+       int ret = 0;
+
+       /* set the cpu DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec FLL */
+       ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, 0, pll_out,
+                       params_rate(params) * 256);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
+                       params_rate(params) * 256, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static struct snd_soc_ops goni_hifi_ops = {
+       .hw_params = goni_hifi_hw_params,
+};
+
+static int goni_voice_hw_params(struct snd_pcm_substream *substream,
+               struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       unsigned int pll_out = 24000000;
+       int ret = 0;
+
+       if (params_rate(params) != 8000)
+               return -EINVAL;
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_LEFT_J |
+                       SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec FLL */
+       ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, 0, pll_out,
+                       params_rate(params) * 256);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
+                       params_rate(params) * 256, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static struct snd_soc_dai_driver voice_dai = {
+       .name = "goni-voice-dai",
+       .id = 0,
+       .playback = {
+               .channels_min = 1,
+               .channels_max = 2,
+               .rates = SNDRV_PCM_RATE_8000,
+               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+       .capture = {
+               .channels_min = 1,
+               .channels_max = 2,
+               .rates = SNDRV_PCM_RATE_8000,
+               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+};
+
+static struct snd_soc_ops goni_voice_ops = {
+       .hw_params = goni_voice_hw_params,
+};
+
+static struct snd_soc_dai_link goni_dai[] = {
+{
+       .name = "WM8994",
+       .stream_name = "WM8994 HiFi",
+       .cpu_dai_name = "samsung-i2s.0",
+       .codec_dai_name = "wm8994-hifi",
+       .platform_name = "samsung-audio",
+       .codec_name = "wm8994-codec.0-0x1a",
+       .init = goni_wm8994_init,
+       .ops = &goni_hifi_ops,
+}, {
+       .name = "WM8994 Voice",
+       .stream_name = "Voice",
+       .cpu_dai_name = "goni-voice-dai",
+       .codec_dai_name = "wm8994-voice",
+       .platform_name = "samsung-audio",
+       .codec_name = "wm8994-codec.0-0x1a",
+       .ops = &goni_voice_ops,
+},
+};
+
+static struct snd_soc_card goni = {
+       .name = "goni",
+       .dai_link = goni_dai,
+       .num_links = ARRAY_SIZE(goni_dai),
+};
+
+static int __init goni_init(void)
+{
+       int ret;
+
+       if (machine_is_aquila()) {
+               voice_dai.name = aquila_str[CPU_VOICE_DAI];
+               goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI];
+               goni.name = aquila_str[MACHINE_NAME];
+       } else if (!machine_is_goni())
+               return -ENODEV;
+
+       goni_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!goni_snd_device)
+               return -ENOMEM;
+
+       /* register voice DAI here */
+       ret = snd_soc_register_dai(&goni_snd_device->dev, &voice_dai);
+       if (ret)
+               return ret;
+
+       platform_set_drvdata(goni_snd_device, &goni);
+       ret = platform_device_add(goni_snd_device);
+
+       if (ret)
+               platform_device_put(goni_snd_device);
+
+       return ret;
+}
+
+static void __exit goni_exit(void)
+{
+       platform_device_unregister(goni_snd_device);
+}
+
+module_init(goni_init);
+module_exit(goni_exit);
+
+/* Module information */
+MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)");
+MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
new file mode 100644 (file)
index 0000000..d6de3f0
--- /dev/null
@@ -0,0 +1,1256 @@
+/* sound/soc/samsung/i2s.c
+ *
+ * ALSA SoC Audio Layer - Samsung I2S Controller driver
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd.
+ *     Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include <plat/audio.h>
+
+#include "dma.h"
+#include "i2s.h"
+
+#define I2SCON         0x0
+#define I2SMOD         0x4
+#define I2SFIC         0x8
+#define I2SPSR         0xc
+#define I2STXD         0x10
+#define I2SRXD         0x14
+#define I2SFICS                0x18
+#define I2STXDS                0x1c
+
+#define CON_RSTCLR             (1 << 31)
+#define CON_FRXOFSTATUS                (1 << 26)
+#define CON_FRXORINTEN         (1 << 25)
+#define CON_FTXSURSTAT         (1 << 24)
+#define CON_FTXSURINTEN                (1 << 23)
+#define CON_TXSDMA_PAUSE       (1 << 20)
+#define CON_TXSDMA_ACTIVE      (1 << 18)
+
+#define CON_FTXURSTATUS                (1 << 17)
+#define CON_FTXURINTEN         (1 << 16)
+#define CON_TXFIFO2_EMPTY      (1 << 15)
+#define CON_TXFIFO1_EMPTY      (1 << 14)
+#define CON_TXFIFO2_FULL       (1 << 13)
+#define CON_TXFIFO1_FULL       (1 << 12)
+
+#define CON_LRINDEX            (1 << 11)
+#define CON_TXFIFO_EMPTY       (1 << 10)
+#define CON_RXFIFO_EMPTY       (1 << 9)
+#define CON_TXFIFO_FULL                (1 << 8)
+#define CON_RXFIFO_FULL                (1 << 7)
+#define CON_TXDMA_PAUSE                (1 << 6)
+#define CON_RXDMA_PAUSE                (1 << 5)
+#define CON_TXCH_PAUSE         (1 << 4)
+#define CON_RXCH_PAUSE         (1 << 3)
+#define CON_TXDMA_ACTIVE       (1 << 2)
+#define CON_RXDMA_ACTIVE       (1 << 1)
+#define CON_ACTIVE             (1 << 0)
+
+#define MOD_OPCLK_CDCLK_OUT    (0 << 30)
+#define MOD_OPCLK_CDCLK_IN     (1 << 30)
+#define MOD_OPCLK_BCLK_OUT     (2 << 30)
+#define MOD_OPCLK_PCLK         (3 << 30)
+#define MOD_OPCLK_MASK         (3 << 30)
+#define MOD_TXS_IDMA           (1 << 28) /* Sec_TXFIFO use I-DMA */
+
+#define MOD_BLCS_SHIFT 26
+#define MOD_BLCS_16BIT (0 << MOD_BLCS_SHIFT)
+#define MOD_BLCS_8BIT  (1 << MOD_BLCS_SHIFT)
+#define MOD_BLCS_24BIT (2 << MOD_BLCS_SHIFT)
+#define MOD_BLCS_MASK  (3 << MOD_BLCS_SHIFT)
+#define MOD_BLCP_SHIFT 24
+#define MOD_BLCP_16BIT (0 << MOD_BLCP_SHIFT)
+#define MOD_BLCP_8BIT  (1 << MOD_BLCP_SHIFT)
+#define MOD_BLCP_24BIT (2 << MOD_BLCP_SHIFT)
+#define MOD_BLCP_MASK  (3 << MOD_BLCP_SHIFT)
+
+#define MOD_C2DD_HHALF         (1 << 21) /* Discard Higher-half */
+#define MOD_C2DD_LHALF         (1 << 20) /* Discard Lower-half */
+#define MOD_C1DD_HHALF         (1 << 19)
+#define MOD_C1DD_LHALF         (1 << 18)
+#define MOD_DC2_EN             (1 << 17)
+#define MOD_DC1_EN             (1 << 16)
+#define MOD_BLC_16BIT          (0 << 13)
+#define MOD_BLC_8BIT           (1 << 13)
+#define MOD_BLC_24BIT          (2 << 13)
+#define MOD_BLC_MASK           (3 << 13)
+
+#define MOD_IMS_SYSMUX         (1 << 10)
+#define MOD_SLAVE              (1 << 11)
+#define MOD_TXONLY             (0 << 8)
+#define MOD_RXONLY             (1 << 8)
+#define MOD_TXRX               (2 << 8)
+#define MOD_MASK               (3 << 8)
+#define MOD_LR_LLOW            (0 << 7)
+#define MOD_LR_RLOW            (1 << 7)
+#define MOD_SDF_IIS            (0 << 5)
+#define MOD_SDF_MSB            (1 << 5)
+#define MOD_SDF_LSB            (2 << 5)
+#define MOD_SDF_MASK           (3 << 5)
+#define MOD_RCLK_256FS         (0 << 3)
+#define MOD_RCLK_512FS         (1 << 3)
+#define MOD_RCLK_384FS         (2 << 3)
+#define MOD_RCLK_768FS         (3 << 3)
+#define MOD_RCLK_MASK          (3 << 3)
+#define MOD_BCLK_32FS          (0 << 1)
+#define MOD_BCLK_48FS          (1 << 1)
+#define MOD_BCLK_16FS          (2 << 1)
+#define MOD_BCLK_24FS          (3 << 1)
+#define MOD_BCLK_MASK          (3 << 1)
+#define MOD_8BIT               (1 << 0)
+
+#define MOD_CDCLKCON           (1 << 12)
+
+#define PSR_PSREN              (1 << 15)
+
+#define FIC_TX2COUNT(x)                (((x) >>  24) & 0xf)
+#define FIC_TX1COUNT(x)                (((x) >>  16) & 0xf)
+
+#define FIC_TXFLUSH            (1 << 15)
+#define FIC_RXFLUSH            (1 << 7)
+#define FIC_TXCOUNT(x)         (((x) >>  8) & 0xf)
+#define FIC_RXCOUNT(x)         (((x) >>  0) & 0xf)
+#define FICS_TXCOUNT(x)                (((x) >>  8) & 0x7f)
+
+#define msecs_to_loops(t) (loops_per_jiffy / 1000 * HZ * t)
+
+struct i2s_dai {
+       /* Platform device for this DAI */
+       struct platform_device *pdev;
+       /* IOREMAP'd SFRs */
+       void __iomem    *addr;
+       /* Physical base address of SFRs */
+       u32     base;
+       /* Rate of RCLK source clock */
+       unsigned long rclk_srcrate;
+       /* Frame Clock */
+       unsigned frmclk;
+       /*
+        * Specifically requested RCLK,BCLK by MACHINE Driver.
+        * 0 indicates CPU driver is free to choose any value.
+        */
+       unsigned rfs, bfs;
+       /* I2S Controller's core clock */
+       struct clk *clk;
+       /* Clock for generating I2S signals */
+       struct clk *op_clk;
+       /* Array of clock names for op_clk */
+       const char **src_clk;
+       /* Pointer to the Primary_Fifo if this is Sec_Fifo, NULL otherwise */
+       struct i2s_dai *pri_dai;
+       /* Pointer to the Secondary_Fifo if it has one, NULL otherwise */
+       struct i2s_dai *sec_dai;
+#define DAI_OPENED     (1 << 0) /* Dai is opened */
+#define DAI_MANAGER    (1 << 1) /* Dai is the manager */
+       unsigned mode;
+       /* Driver for this DAI */
+       struct snd_soc_dai_driver i2s_dai_drv;
+       /* DMA parameters */
+       struct s3c_dma_params dma_playback;
+       struct s3c_dma_params dma_capture;
+       u32     quirks;
+       u32     suspend_i2smod;
+       u32     suspend_i2scon;
+       u32     suspend_i2spsr;
+};
+
+/* Lock for cross i/f checks */
+static DEFINE_SPINLOCK(lock);
+
+/* If this is the 'overlay' stereo DAI */
+static inline bool is_secondary(struct i2s_dai *i2s)
+{
+       return i2s->pri_dai ? true : false;
+}
+
+/* If operating in SoC-Slave mode */
+static inline bool is_slave(struct i2s_dai *i2s)
+{
+       return (readl(i2s->addr + I2SMOD) & MOD_SLAVE) ? true : false;
+}
+
+/* If this interface of the controller is transmitting data */
+static inline bool tx_active(struct i2s_dai *i2s)
+{
+       u32 active;
+
+       if (!i2s)
+               return false;
+
+       active = readl(i2s->addr + I2SMOD);
+
+       if (is_secondary(i2s))
+               active &= CON_TXSDMA_ACTIVE;
+       else
+               active &= CON_TXDMA_ACTIVE;
+
+       return active ? true : false;
+}
+
+/* If the other interface of the controller is transmitting data */
+static inline bool other_tx_active(struct i2s_dai *i2s)
+{
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+
+       return tx_active(other);
+}
+
+/* If any interface of the controller is transmitting data */
+static inline bool any_tx_active(struct i2s_dai *i2s)
+{
+       return tx_active(i2s) || other_tx_active(i2s);
+}
+
+/* If this interface of the controller is receiving data */
+static inline bool rx_active(struct i2s_dai *i2s)
+{
+       u32 active;
+
+       if (!i2s)
+               return false;
+
+       active = readl(i2s->addr + I2SMOD) & CON_RXDMA_ACTIVE;
+
+       return active ? true : false;
+}
+
+/* If the other interface of the controller is receiving data */
+static inline bool other_rx_active(struct i2s_dai *i2s)
+{
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+
+       return rx_active(other);
+}
+
+/* If any interface of the controller is receiving data */
+static inline bool any_rx_active(struct i2s_dai *i2s)
+{
+       return rx_active(i2s) || other_rx_active(i2s);
+}
+
+/* If the other DAI is transmitting or receiving data */
+static inline bool other_active(struct i2s_dai *i2s)
+{
+       return other_rx_active(i2s) || other_tx_active(i2s);
+}
+
+/* If this DAI is transmitting or receiving data */
+static inline bool this_active(struct i2s_dai *i2s)
+{
+       return tx_active(i2s) || rx_active(i2s);
+}
+
+/* If the controller is active anyway */
+static inline bool any_active(struct i2s_dai *i2s)
+{
+       return this_active(i2s) || other_active(i2s);
+}
+
+static inline struct i2s_dai *to_info(struct snd_soc_dai *dai)
+{
+       return snd_soc_dai_get_drvdata(dai);
+}
+
+static inline bool is_opened(struct i2s_dai *i2s)
+{
+       if (i2s && (i2s->mode & DAI_OPENED))
+               return true;
+       else
+               return false;
+}
+
+static inline bool is_manager(struct i2s_dai *i2s)
+{
+       if (is_opened(i2s) && (i2s->mode & DAI_MANAGER))
+               return true;
+       else
+               return false;
+}
+
+/* Read RCLK of I2S (in multiples of LRCLK) */
+static inline unsigned get_rfs(struct i2s_dai *i2s)
+{
+       u32 rfs = (readl(i2s->addr + I2SMOD) >> 3) & 0x3;
+
+       switch (rfs) {
+       case 3: return 768;
+       case 2: return 384;
+       case 1: return 512;
+       default: return 256;
+       }
+}
+
+/* Write RCLK of I2S (in multiples of LRCLK) */
+static inline void set_rfs(struct i2s_dai *i2s, unsigned rfs)
+{
+       u32 mod = readl(i2s->addr + I2SMOD);
+
+       mod &= ~MOD_RCLK_MASK;
+
+       switch (rfs) {
+       case 768:
+               mod |= MOD_RCLK_768FS;
+               break;
+       case 512:
+               mod |= MOD_RCLK_512FS;
+               break;
+       case 384:
+               mod |= MOD_RCLK_384FS;
+               break;
+       default:
+               mod |= MOD_RCLK_256FS;
+               break;
+       }
+
+       writel(mod, i2s->addr + I2SMOD);
+}
+
+/* Read Bit-Clock of I2S (in multiples of LRCLK) */
+static inline unsigned get_bfs(struct i2s_dai *i2s)
+{
+       u32 bfs = (readl(i2s->addr + I2SMOD) >> 1) & 0x3;
+
+       switch (bfs) {
+       case 3: return 24;
+       case 2: return 16;
+       case 1: return 48;
+       default: return 32;
+       }
+}
+
+/* Write Bit-Clock of I2S (in multiples of LRCLK) */
+static inline void set_bfs(struct i2s_dai *i2s, unsigned bfs)
+{
+       u32 mod = readl(i2s->addr + I2SMOD);
+
+       mod &= ~MOD_BCLK_MASK;
+
+       switch (bfs) {
+       case 48:
+               mod |= MOD_BCLK_48FS;
+               break;
+       case 32:
+               mod |= MOD_BCLK_32FS;
+               break;
+       case 24:
+               mod |= MOD_BCLK_24FS;
+               break;
+       case 16:
+               mod |= MOD_BCLK_16FS;
+               break;
+       default:
+               dev_err(&i2s->pdev->dev, "Wrong BCLK Divider!\n");
+               return;
+       }
+
+       writel(mod, i2s->addr + I2SMOD);
+}
+
+/* Sample-Size */
+static inline int get_blc(struct i2s_dai *i2s)
+{
+       int blc = readl(i2s->addr + I2SMOD);
+
+       blc = (blc >> 13) & 0x3;
+
+       switch (blc) {
+       case 2: return 24;
+       case 1: return 8;
+       default: return 16;
+       }
+}
+
+/* TX Channel Control */
+static void i2s_txctrl(struct i2s_dai *i2s, int on)
+{
+       void __iomem *addr = i2s->addr;
+       u32 con = readl(addr + I2SCON);
+       u32 mod = readl(addr + I2SMOD) & ~MOD_MASK;
+
+       if (on) {
+               con |= CON_ACTIVE;
+               con &= ~CON_TXCH_PAUSE;
+
+               if (is_secondary(i2s)) {
+                       con |= CON_TXSDMA_ACTIVE;
+                       con &= ~CON_TXSDMA_PAUSE;
+               } else {
+                       con |= CON_TXDMA_ACTIVE;
+                       con &= ~CON_TXDMA_PAUSE;
+               }
+
+               if (any_rx_active(i2s))
+                       mod |= MOD_TXRX;
+               else
+                       mod |= MOD_TXONLY;
+       } else {
+               if (is_secondary(i2s)) {
+                       con |=  CON_TXSDMA_PAUSE;
+                       con &= ~CON_TXSDMA_ACTIVE;
+               } else {
+                       con |=  CON_TXDMA_PAUSE;
+                       con &= ~CON_TXDMA_ACTIVE;
+               }
+
+               if (other_tx_active(i2s)) {
+                       writel(con, addr + I2SCON);
+                       return;
+               }
+
+               con |=  CON_TXCH_PAUSE;
+
+               if (any_rx_active(i2s))
+                       mod |= MOD_RXONLY;
+               else
+                       con &= ~CON_ACTIVE;
+       }
+
+       writel(mod, addr + I2SMOD);
+       writel(con, addr + I2SCON);
+}
+
+/* RX Channel Control */
+static void i2s_rxctrl(struct i2s_dai *i2s, int on)
+{
+       void __iomem *addr = i2s->addr;
+       u32 con = readl(addr + I2SCON);
+       u32 mod = readl(addr + I2SMOD) & ~MOD_MASK;
+
+       if (on) {
+               con |= CON_RXDMA_ACTIVE | CON_ACTIVE;
+               con &= ~(CON_RXDMA_PAUSE | CON_RXCH_PAUSE);
+
+               if (any_tx_active(i2s))
+                       mod |= MOD_TXRX;
+               else
+                       mod |= MOD_RXONLY;
+       } else {
+               con |=  CON_RXDMA_PAUSE | CON_RXCH_PAUSE;
+               con &= ~CON_RXDMA_ACTIVE;
+
+               if (any_tx_active(i2s))
+                       mod |= MOD_TXONLY;
+               else
+                       con &= ~CON_ACTIVE;
+       }
+
+       writel(mod, addr + I2SMOD);
+       writel(con, addr + I2SCON);
+}
+
+/* Flush FIFO of an interface */
+static inline void i2s_fifo(struct i2s_dai *i2s, u32 flush)
+{
+       void __iomem *fic;
+       u32 val;
+
+       if (!i2s)
+               return;
+
+       if (is_secondary(i2s))
+               fic = i2s->addr + I2SFICS;
+       else
+               fic = i2s->addr + I2SFIC;
+
+       /* Flush the FIFO */
+       writel(readl(fic) | flush, fic);
+
+       /* Be patient */
+       val = msecs_to_loops(1) / 1000; /* 1 usec */
+       while (--val)
+               cpu_relax();
+
+       writel(readl(fic) & ~flush, fic);
+}
+
+static int i2s_set_sysclk(struct snd_soc_dai *dai,
+         int clk_id, unsigned int rfs, int dir)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+       u32 mod = readl(i2s->addr + I2SMOD);
+
+       switch (clk_id) {
+       case SAMSUNG_I2S_CDCLK:
+               /* Shouldn't matter in GATING(CLOCK_IN) mode */
+               if (dir == SND_SOC_CLOCK_IN)
+                       rfs = 0;
+
+               if ((rfs && other->rfs && (other->rfs != rfs)) ||
+                               (any_active(i2s) &&
+                               (((dir == SND_SOC_CLOCK_IN)
+                                       && !(mod & MOD_CDCLKCON)) ||
+                               ((dir == SND_SOC_CLOCK_OUT)
+                                       && (mod & MOD_CDCLKCON))))) {
+                       dev_err(&i2s->pdev->dev,
+                               "%s:%d Other DAI busy\n", __func__, __LINE__);
+                       return -EAGAIN;
+               }
+
+               if (dir == SND_SOC_CLOCK_IN)
+                       mod |= MOD_CDCLKCON;
+               else
+                       mod &= ~MOD_CDCLKCON;
+
+               i2s->rfs = rfs;
+               break;
+
+       case SAMSUNG_I2S_RCLKSRC_0: /* clock corrsponding to IISMOD[10] := 0 */
+       case SAMSUNG_I2S_RCLKSRC_1: /* clock corrsponding to IISMOD[10] := 1 */
+               if ((i2s->quirks & QUIRK_NO_MUXPSR)
+                               || (clk_id == SAMSUNG_I2S_RCLKSRC_0))
+                       clk_id = 0;
+               else
+                       clk_id = 1;
+
+               if (!any_active(i2s)) {
+                       if (i2s->op_clk) {
+                               if ((clk_id && !(mod & MOD_IMS_SYSMUX)) ||
+                                       (!clk_id && (mod & MOD_IMS_SYSMUX))) {
+                                       clk_disable(i2s->op_clk);
+                                       clk_put(i2s->op_clk);
+                               } else {
+                                       return 0;
+                               }
+                       }
+
+                       i2s->op_clk = clk_get(&i2s->pdev->dev,
+                                               i2s->src_clk[clk_id]);
+                       clk_enable(i2s->op_clk);
+                       i2s->rclk_srcrate = clk_get_rate(i2s->op_clk);
+
+                       /* Over-ride the other's */
+                       if (other) {
+                               other->op_clk = i2s->op_clk;
+                               other->rclk_srcrate = i2s->rclk_srcrate;
+                       }
+               } else if ((!clk_id && (mod & MOD_IMS_SYSMUX))
+                               || (clk_id && !(mod & MOD_IMS_SYSMUX))) {
+                       dev_err(&i2s->pdev->dev,
+                               "%s:%d Other DAI busy\n", __func__, __LINE__);
+                       return -EAGAIN;
+               } else {
+                       /* Call can't be on the active DAI */
+                       i2s->op_clk = other->op_clk;
+                       i2s->rclk_srcrate = other->rclk_srcrate;
+                       return 0;
+               }
+
+               if (clk_id == 0)
+                       mod &= ~MOD_IMS_SYSMUX;
+               else
+                       mod |= MOD_IMS_SYSMUX;
+               break;
+
+       default:
+               dev_err(&i2s->pdev->dev, "We don't serve that!\n");
+               return -EINVAL;
+       }
+
+       writel(mod, i2s->addr + I2SMOD);
+
+       return 0;
+}
+
+static int i2s_set_fmt(struct snd_soc_dai *dai,
+       unsigned int fmt)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       u32 mod = readl(i2s->addr + I2SMOD);
+       u32 tmp = 0;
+
+       /* Format is priority */
+       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+       case SND_SOC_DAIFMT_RIGHT_J:
+               tmp |= MOD_LR_RLOW;
+               tmp |= MOD_SDF_MSB;
+               break;
+       case SND_SOC_DAIFMT_LEFT_J:
+               tmp |= MOD_LR_RLOW;
+               tmp |= MOD_SDF_LSB;
+               break;
+       case SND_SOC_DAIFMT_I2S:
+               tmp |= MOD_SDF_IIS;
+               break;
+       default:
+               dev_err(&i2s->pdev->dev, "Format not supported\n");
+               return -EINVAL;
+       }
+
+       /*
+        * INV flag is relative to the FORMAT flag - if set it simply
+        * flips the polarity specified by the Standard
+        */
+       switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+       case SND_SOC_DAIFMT_NB_NF:
+               break;
+       case SND_SOC_DAIFMT_NB_IF:
+               if (tmp & MOD_LR_RLOW)
+                       tmp &= ~MOD_LR_RLOW;
+               else
+                       tmp |= MOD_LR_RLOW;
+               break;
+       default:
+               dev_err(&i2s->pdev->dev, "Polarity not supported\n");
+               return -EINVAL;
+       }
+
+       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+       case SND_SOC_DAIFMT_CBM_CFM:
+               tmp |= MOD_SLAVE;
+               break;
+       case SND_SOC_DAIFMT_CBS_CFS:
+               /* Set default source clock in Master mode */
+               if (i2s->rclk_srcrate == 0)
+                       i2s_set_sysclk(dai, SAMSUNG_I2S_RCLKSRC_0,
+                                                       0, SND_SOC_CLOCK_IN);
+               break;
+       default:
+               dev_err(&i2s->pdev->dev, "master/slave format not supported\n");
+               return -EINVAL;
+       }
+
+       if (any_active(i2s) &&
+                       ((mod & (MOD_SDF_MASK | MOD_LR_RLOW
+                               | MOD_SLAVE)) != tmp)) {
+               dev_err(&i2s->pdev->dev,
+                               "%s:%d Other DAI busy\n", __func__, __LINE__);
+               return -EAGAIN;
+       }
+
+       mod &= ~(MOD_SDF_MASK | MOD_LR_RLOW | MOD_SLAVE);
+       mod |= tmp;
+       writel(mod, i2s->addr + I2SMOD);
+
+       return 0;
+}
+
+static int i2s_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       u32 mod = readl(i2s->addr + I2SMOD);
+
+       if (!is_secondary(i2s))
+               mod &= ~(MOD_DC2_EN | MOD_DC1_EN);
+
+       switch (params_channels(params)) {
+       case 6:
+               mod |= MOD_DC2_EN;
+       case 4:
+               mod |= MOD_DC1_EN;
+               break;
+       case 2:
+               break;
+       default:
+               dev_err(&i2s->pdev->dev, "%d channels not supported\n",
+                               params_channels(params));
+               return -EINVAL;
+       }
+
+       if (is_secondary(i2s))
+               mod &= ~MOD_BLCS_MASK;
+       else
+               mod &= ~MOD_BLCP_MASK;
+
+       if (is_manager(i2s))
+               mod &= ~MOD_BLC_MASK;
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S8:
+               if (is_secondary(i2s))
+                       mod |= MOD_BLCS_8BIT;
+               else
+                       mod |= MOD_BLCP_8BIT;
+               if (is_manager(i2s))
+                       mod |= MOD_BLC_8BIT;
+               break;
+       case SNDRV_PCM_FORMAT_S16_LE:
+               if (is_secondary(i2s))
+                       mod |= MOD_BLCS_16BIT;
+               else
+                       mod |= MOD_BLCP_16BIT;
+               if (is_manager(i2s))
+                       mod |= MOD_BLC_16BIT;
+               break;
+       case SNDRV_PCM_FORMAT_S24_LE:
+               if (is_secondary(i2s))
+                       mod |= MOD_BLCS_24BIT;
+               else
+                       mod |= MOD_BLCP_24BIT;
+               if (is_manager(i2s))
+                       mod |= MOD_BLC_24BIT;
+               break;
+       default:
+               dev_err(&i2s->pdev->dev, "Format(%d) not supported\n",
+                               params_format(params));
+               return -EINVAL;
+       }
+       writel(mod, i2s->addr + I2SMOD);
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               snd_soc_dai_set_dma_data(dai, substream,
+                       (void *)&i2s->dma_playback);
+       else
+               snd_soc_dai_set_dma_data(dai, substream,
+                       (void *)&i2s->dma_capture);
+
+       i2s->frmclk = params_rate(params);
+
+       return 0;
+}
+
+/* We set constraints on the substream acc to the version of I2S */
+static int i2s_startup(struct snd_pcm_substream *substream,
+         struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+       unsigned long flags;
+
+       spin_lock_irqsave(&lock, flags);
+
+       i2s->mode |= DAI_OPENED;
+
+       if (is_manager(other))
+               i2s->mode &= ~DAI_MANAGER;
+       else
+               i2s->mode |= DAI_MANAGER;
+
+       /* Enforce set_sysclk in Master mode */
+       i2s->rclk_srcrate = 0;
+
+       spin_unlock_irqrestore(&lock, flags);
+
+       return 0;
+}
+
+static void i2s_shutdown(struct snd_pcm_substream *substream,
+       struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+       unsigned long flags;
+
+       spin_lock_irqsave(&lock, flags);
+
+       i2s->mode &= ~DAI_OPENED;
+       i2s->mode &= ~DAI_MANAGER;
+
+       if (is_opened(other))
+               other->mode |= DAI_MANAGER;
+
+       /* Reset any constraint on RFS and BFS */
+       i2s->rfs = 0;
+       i2s->bfs = 0;
+
+       spin_unlock_irqrestore(&lock, flags);
+
+       /* Gate CDCLK by default */
+       if (!is_opened(other))
+               i2s_set_sysclk(dai, SAMSUNG_I2S_CDCLK,
+                               0, SND_SOC_CLOCK_IN);
+}
+
+static int config_setup(struct i2s_dai *i2s)
+{
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+       unsigned rfs, bfs, blc;
+       u32 psr;
+
+       blc = get_blc(i2s);
+
+       bfs = i2s->bfs;
+
+       if (!bfs && other)
+               bfs = other->bfs;
+
+       /* Select least possible multiple(2) if no constraint set */
+       if (!bfs)
+               bfs = blc * 2;
+
+       rfs = i2s->rfs;
+
+       if (!rfs && other)
+               rfs = other->rfs;
+
+       if ((rfs == 256 || rfs == 512) && (blc == 24)) {
+               dev_err(&i2s->pdev->dev,
+                       "%d-RFS not supported for 24-blc\n", rfs);
+               return -EINVAL;
+       }
+
+       if (!rfs) {
+               if (bfs == 16 || bfs == 32)
+                       rfs = 256;
+               else
+                       rfs = 384;
+       }
+
+       /* If already setup and running */
+       if (any_active(i2s) && (get_rfs(i2s) != rfs || get_bfs(i2s) != bfs)) {
+               dev_err(&i2s->pdev->dev,
+                               "%s:%d Other DAI busy\n", __func__, __LINE__);
+               return -EAGAIN;
+       }
+
+       /* Don't bother RFS, BFS & PSR in Slave mode */
+       if (is_slave(i2s))
+               return 0;
+
+       set_bfs(i2s, bfs);
+       set_rfs(i2s, rfs);
+
+       if (!(i2s->quirks & QUIRK_NO_MUXPSR)) {
+               psr = i2s->rclk_srcrate / i2s->frmclk / rfs;
+               writel(((psr - 1) << 8) | PSR_PSREN, i2s->addr + I2SPSR);
+               dev_dbg(&i2s->pdev->dev,
+                       "RCLK_SRC=%luHz PSR=%u, RCLK=%dfs, BCLK=%dfs\n",
+                               i2s->rclk_srcrate, psr, rfs, bfs);
+       }
+
+       return 0;
+}
+
+static int i2s_trigger(struct snd_pcm_substream *substream,
+       int cmd, struct snd_soc_dai *dai)
+{
+       int capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct i2s_dai *i2s = to_info(rtd->cpu_dai);
+       unsigned long flags;
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               local_irq_save(flags);
+
+               if (capture)
+                       i2s_fifo(i2s, FIC_RXFLUSH);
+               else
+                       i2s_fifo(i2s, FIC_TXFLUSH);
+
+               if (config_setup(i2s)) {
+                       local_irq_restore(flags);
+                       return -EINVAL;
+               }
+
+               if (capture)
+                       i2s_rxctrl(i2s, 1);
+               else
+                       i2s_txctrl(i2s, 1);
+
+               local_irq_restore(flags);
+               break;
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               local_irq_save(flags);
+
+               if (capture)
+                       i2s_rxctrl(i2s, 0);
+               else
+                       i2s_txctrl(i2s, 0);
+
+               local_irq_restore(flags);
+               break;
+       }
+
+       return 0;
+}
+
+static int i2s_set_clkdiv(struct snd_soc_dai *dai,
+       int div_id, int div)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+
+       switch (div_id) {
+       case SAMSUNG_I2S_DIV_BCLK:
+               if ((any_active(i2s) && div && (get_bfs(i2s) != div))
+                       || (other && other->bfs && (other->bfs != div))) {
+                       dev_err(&i2s->pdev->dev,
+                               "%s:%d Other DAI busy\n", __func__, __LINE__);
+                       return -EAGAIN;
+               }
+               i2s->bfs = div;
+               break;
+       default:
+               dev_err(&i2s->pdev->dev,
+                       "Invalid clock divider(%d)\n", div_id);
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static snd_pcm_sframes_t
+i2s_delay(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       u32 reg = readl(i2s->addr + I2SFIC);
+       snd_pcm_sframes_t delay;
+
+       if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+               delay = FIC_RXCOUNT(reg);
+       else if (is_secondary(i2s))
+               delay = FICS_TXCOUNT(readl(i2s->addr + I2SFICS));
+       else
+               delay = FIC_TXCOUNT(reg);
+
+       return delay;
+}
+
+#ifdef CONFIG_PM
+static int i2s_suspend(struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+
+       if (dai->active) {
+               i2s->suspend_i2smod = readl(i2s->addr + I2SMOD);
+               i2s->suspend_i2scon = readl(i2s->addr + I2SCON);
+               i2s->suspend_i2spsr = readl(i2s->addr + I2SPSR);
+       }
+
+       return 0;
+}
+
+static int i2s_resume(struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+
+       if (dai->active) {
+               writel(i2s->suspend_i2scon, i2s->addr + I2SCON);
+               writel(i2s->suspend_i2smod, i2s->addr + I2SMOD);
+               writel(i2s->suspend_i2spsr, i2s->addr + I2SPSR);
+       }
+
+       return 0;
+}
+#else
+#define i2s_suspend NULL
+#define i2s_resume  NULL
+#endif
+
+static int samsung_i2s_dai_probe(struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = to_info(dai);
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+
+       if (other && other->clk) /* If this is probe on secondary */
+               goto probe_exit;
+
+       i2s->addr = ioremap(i2s->base, 0x100);
+       if (i2s->addr == NULL) {
+               dev_err(&i2s->pdev->dev, "cannot ioremap registers\n");
+               return -ENXIO;
+       }
+
+       i2s->clk = clk_get(&i2s->pdev->dev, "iis");
+       if (IS_ERR(i2s->clk)) {
+               dev_err(&i2s->pdev->dev, "failed to get i2s_clock\n");
+               iounmap(i2s->addr);
+               return -ENOENT;
+       }
+       clk_enable(i2s->clk);
+
+       if (other) {
+               other->addr = i2s->addr;
+               other->clk = i2s->clk;
+       }
+
+       if (i2s->quirks & QUIRK_NEED_RSTCLR)
+               writel(CON_RSTCLR, i2s->addr + I2SCON);
+
+probe_exit:
+       /* Reset any constraint on RFS and BFS */
+       i2s->rfs = 0;
+       i2s->bfs = 0;
+       i2s_txctrl(i2s, 0);
+       i2s_rxctrl(i2s, 0);
+       i2s_fifo(i2s, FIC_TXFLUSH);
+       i2s_fifo(other, FIC_TXFLUSH);
+       i2s_fifo(i2s, FIC_RXFLUSH);
+
+       /* Gate CDCLK by default */
+       if (!is_opened(other))
+               i2s_set_sysclk(dai, SAMSUNG_I2S_CDCLK,
+                               0, SND_SOC_CLOCK_IN);
+
+       return 0;
+}
+
+static int samsung_i2s_dai_remove(struct snd_soc_dai *dai)
+{
+       struct i2s_dai *i2s = snd_soc_dai_get_drvdata(dai);
+       struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
+
+       if (!other || !other->clk) {
+
+               if (i2s->quirks & QUIRK_NEED_RSTCLR)
+                       writel(0, i2s->addr + I2SCON);
+
+               clk_disable(i2s->clk);
+               clk_put(i2s->clk);
+
+               iounmap(i2s->addr);
+       }
+
+       i2s->clk = NULL;
+
+       return 0;
+}
+
+static struct snd_soc_dai_ops samsung_i2s_dai_ops = {
+       .trigger = i2s_trigger,
+       .hw_params = i2s_hw_params,
+       .set_fmt = i2s_set_fmt,
+       .set_clkdiv = i2s_set_clkdiv,
+       .set_sysclk = i2s_set_sysclk,
+       .startup = i2s_startup,
+       .shutdown = i2s_shutdown,
+       .delay = i2s_delay,
+};
+
+#define SAMSUNG_I2S_RATES      SNDRV_PCM_RATE_8000_96000
+
+#define SAMSUNG_I2S_FMTS       (SNDRV_PCM_FMTBIT_S8 | \
+                                       SNDRV_PCM_FMTBIT_S16_LE | \
+                                       SNDRV_PCM_FMTBIT_S24_LE)
+
+static __devinit
+struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
+{
+       struct i2s_dai *i2s;
+
+       i2s = kzalloc(sizeof(struct i2s_dai), GFP_KERNEL);
+       if (i2s == NULL)
+               return NULL;
+
+       i2s->pdev = pdev;
+       i2s->pri_dai = NULL;
+       i2s->sec_dai = NULL;
+       i2s->i2s_dai_drv.symmetric_rates = 1;
+       i2s->i2s_dai_drv.probe = samsung_i2s_dai_probe;
+       i2s->i2s_dai_drv.remove = samsung_i2s_dai_remove;
+       i2s->i2s_dai_drv.ops = &samsung_i2s_dai_ops;
+       i2s->i2s_dai_drv.suspend = i2s_suspend;
+       i2s->i2s_dai_drv.resume = i2s_resume;
+       i2s->i2s_dai_drv.playback.channels_min = 2;
+       i2s->i2s_dai_drv.playback.channels_max = 2;
+       i2s->i2s_dai_drv.playback.rates = SAMSUNG_I2S_RATES;
+       i2s->i2s_dai_drv.playback.formats = SAMSUNG_I2S_FMTS;
+
+       if (!sec) {
+               i2s->i2s_dai_drv.capture.channels_min = 2;
+               i2s->i2s_dai_drv.capture.channels_max = 2;
+               i2s->i2s_dai_drv.capture.rates = SAMSUNG_I2S_RATES;
+               i2s->i2s_dai_drv.capture.formats = SAMSUNG_I2S_FMTS;
+       } else {        /* Create a new platform_device for Secondary */
+               i2s->pdev = platform_device_register_resndata(NULL,
+                               pdev->name, pdev->id + SAMSUNG_I2S_SECOFF,
+                               NULL, 0, NULL, 0);
+               if (IS_ERR(i2s->pdev)) {
+                       kfree(i2s);
+                       return NULL;
+               }
+       }
+
+       /* Pre-assign snd_soc_dai_set_drvdata */
+       dev_set_drvdata(&i2s->pdev->dev, i2s);
+
+       return i2s;
+}
+
+static __devinit int samsung_i2s_probe(struct platform_device *pdev)
+{
+       u32 dma_pl_chan, dma_cp_chan, dma_pl_sec_chan;
+       struct i2s_dai *pri_dai, *sec_dai = NULL;
+       struct s3c_audio_pdata *i2s_pdata;
+       struct samsung_i2s *i2s_cfg;
+       struct resource *res;
+       u32 regs_base, quirks;
+       int ret = 0;
+
+       /* Call during Seconday interface registration */
+       if (pdev->id >= SAMSUNG_I2S_SECOFF) {
+               sec_dai = dev_get_drvdata(&pdev->dev);
+               snd_soc_register_dai(&sec_dai->pdev->dev,
+                       &sec_dai->i2s_dai_drv);
+               return 0;
+       }
+
+       i2s_pdata = pdev->dev.platform_data;
+       if (i2s_pdata == NULL) {
+               dev_err(&pdev->dev, "Can't work without s3c_audio_pdata\n");
+               return -EINVAL;
+       }
+
+       res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+       if (!res) {
+               dev_err(&pdev->dev, "Unable to get I2S-TX dma resource\n");
+               return -ENXIO;
+       }
+       dma_pl_chan = res->start;
+
+       res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
+       if (!res) {
+               dev_err(&pdev->dev, "Unable to get I2S-RX dma resource\n");
+               return -ENXIO;
+       }
+       dma_cp_chan = res->start;
+
+       res = platform_get_resource(pdev, IORESOURCE_DMA, 2);
+       if (res)
+               dma_pl_sec_chan = res->start;
+       else
+               dma_pl_sec_chan = 0;
+
+       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       if (!res) {
+               dev_err(&pdev->dev, "Unable to get I2S SFR address\n");
+               return -ENXIO;
+       }
+
+       if (!request_mem_region(res->start, resource_size(res),
+                                                       "samsung-i2s")) {
+               dev_err(&pdev->dev, "Unable to request SFR region\n");
+               return -EBUSY;
+       }
+       regs_base = res->start;
+
+       i2s_cfg = &i2s_pdata->type.i2s;
+       quirks = i2s_cfg->quirks;
+
+       pri_dai = i2s_alloc_dai(pdev, false);
+       if (!pri_dai) {
+               dev_err(&pdev->dev, "Unable to alloc I2S_pri\n");
+               ret = -ENOMEM;
+               goto err1;
+       }
+
+       pri_dai->dma_playback.dma_addr = regs_base + I2STXD;
+       pri_dai->dma_capture.dma_addr = regs_base + I2SRXD;
+       pri_dai->dma_playback.client =
+               (struct s3c2410_dma_client *)&pri_dai->dma_playback;
+       pri_dai->dma_capture.client =
+               (struct s3c2410_dma_client *)&pri_dai->dma_capture;
+       pri_dai->dma_playback.channel = dma_pl_chan;
+       pri_dai->dma_capture.channel = dma_cp_chan;
+       pri_dai->src_clk = i2s_cfg->src_clk;
+       pri_dai->dma_playback.dma_size = 4;
+       pri_dai->dma_capture.dma_size = 4;
+       pri_dai->base = regs_base;
+       pri_dai->quirks = quirks;
+
+       if (quirks & QUIRK_PRI_6CHAN)
+               pri_dai->i2s_dai_drv.playback.channels_max = 6;
+
+       if (quirks & QUIRK_SEC_DAI) {
+               sec_dai = i2s_alloc_dai(pdev, true);
+               if (!sec_dai) {
+                       dev_err(&pdev->dev, "Unable to alloc I2S_sec\n");
+                       ret = -ENOMEM;
+                       goto err2;
+               }
+               sec_dai->dma_playback.dma_addr = regs_base + I2STXDS;
+               sec_dai->dma_playback.client =
+                       (struct s3c2410_dma_client *)&sec_dai->dma_playback;
+               /* Use iDMA always if SysDMA not provided */
+               sec_dai->dma_playback.channel = dma_pl_sec_chan ? : -1;
+               sec_dai->src_clk = i2s_cfg->src_clk;
+               sec_dai->dma_playback.dma_size = 4;
+               sec_dai->base = regs_base;
+               sec_dai->quirks = quirks;
+               sec_dai->pri_dai = pri_dai;
+               pri_dai->sec_dai = sec_dai;
+       }
+
+       if (i2s_pdata->cfg_gpio && i2s_pdata->cfg_gpio(pdev)) {
+               dev_err(&pdev->dev, "Unable to configure gpio\n");
+               ret = -EINVAL;
+               goto err3;
+       }
+
+       snd_soc_register_dai(&pri_dai->pdev->dev, &pri_dai->i2s_dai_drv);
+
+       return 0;
+err3:
+       kfree(sec_dai);
+err2:
+       kfree(pri_dai);
+err1:
+       release_mem_region(regs_base, resource_size(res));
+
+       return ret;
+}
+
+static __devexit int samsung_i2s_remove(struct platform_device *pdev)
+{
+       struct i2s_dai *i2s, *other;
+
+       i2s = dev_get_drvdata(&pdev->dev);
+       other = i2s->pri_dai ? : i2s->sec_dai;
+
+       if (other) {
+               other->pri_dai = NULL;
+               other->sec_dai = NULL;
+       } else {
+               struct resource *res;
+               res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+               if (res)
+                       release_mem_region(res->start, resource_size(res));
+       }
+
+       i2s->pri_dai = NULL;
+       i2s->sec_dai = NULL;
+
+       kfree(i2s);
+
+       snd_soc_unregister_dai(&pdev->dev);
+
+       return 0;
+}
+
+static struct platform_driver samsung_i2s_driver = {
+       .probe  = samsung_i2s_probe,
+       .remove = samsung_i2s_remove,
+       .driver = {
+               .name = "samsung-i2s",
+               .owner = THIS_MODULE,
+       },
+};
+
+static int __init samsung_i2s_init(void)
+{
+       return platform_driver_register(&samsung_i2s_driver);
+}
+module_init(samsung_i2s_init);
+
+static void __exit samsung_i2s_exit(void)
+{
+       platform_driver_unregister(&samsung_i2s_driver);
+}
+module_exit(samsung_i2s_exit);
+
+/* Module information */
+MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");
+MODULE_DESCRIPTION("Samsung I2S Interface");
+MODULE_ALIAS("platform:samsung-i2s");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/i2s.h b/sound/soc/samsung/i2s.h
new file mode 100644 (file)
index 0000000..8e15f6a
--- /dev/null
@@ -0,0 +1,29 @@
+/* sound/soc/samsung/i2s.h
+ *
+ * ALSA SoC Audio Layer - Samsung I2S Controller driver
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd.
+ *     Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __SND_SOC_SAMSUNG_I2S_H
+#define __SND_SOC_SAMSUNG_I2S_H
+
+/*
+ * Maximum number of I2S blocks that any SoC can have.
+ * The secondary interface of a CPU dai(if there exists any),
+ * is indexed at [cpu-dai's ID + SAMSUNG_I2S_SECOFF]
+ */
+#define SAMSUNG_I2S_SECOFF     4
+
+#define SAMSUNG_I2S_DIV_BCLK   1
+
+#define SAMSUNG_I2S_RCLKSRC_0  0
+#define SAMSUNG_I2S_RCLKSRC_1  1
+#define SAMSUNG_I2S_CDCLK              2
+
+#endif /* __SND_SOC_SAMSUNG_I2S_H */
diff --git a/sound/soc/samsung/jive_wm8750.c b/sound/soc/samsung/jive_wm8750.c
new file mode 100644 (file)
index 0000000..0880252
--- /dev/null
@@ -0,0 +1,191 @@
+/* sound/soc/samsung/jive_wm8750.c
+ *
+ * Copyright 2007,2008 Simtec Electronics
+ *
+ * Based on sound/soc/pxa/spitz.c
+ *     Copyright 2005 Wolfson Microelectronics PLC.
+ *     Copyright 2005 Openedhand Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include <asm/mach-types.h>
+
+#include "dma.h"
+#include "s3c2412-i2s.h"
+
+#include "../codecs/wm8750.h"
+
+static const struct snd_soc_dapm_route audio_map[] = {
+       { "Headphone Jack", NULL, "LOUT1" },
+       { "Headphone Jack", NULL, "ROUT1" },
+       { "Internal Speaker", NULL, "LOUT2" },
+       { "Internal Speaker", NULL, "ROUT2" },
+       { "LINPUT1", NULL, "Line Input" },
+       { "RINPUT1", NULL, "Line Input" },
+};
+
+static const struct snd_soc_dapm_widget wm8750_dapm_widgets[] = {
+       SND_SOC_DAPM_HP("Headphone Jack", NULL),
+       SND_SOC_DAPM_SPK("Internal Speaker", NULL),
+       SND_SOC_DAPM_LINE("Line In", NULL),
+};
+
+static int jive_hw_params(struct snd_pcm_substream *substream,
+                         struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct s3c_i2sv2_rate_calc div;
+       unsigned int clk = 0;
+       int ret = 0;
+
+       switch (params_rate(params)) {
+       case 8000:
+       case 16000:
+       case 48000:
+       case 96000:
+               clk = 12288000;
+               break;
+       case 11025:
+       case 22050:
+       case 44100:
+               clk = 11289600;
+               break;
+       }
+
+       s3c_i2sv2_iis_calc_rate(&div, NULL, params_rate(params),
+                               s3c_i2sv2_get_clock(cpu_dai));
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+                                 SND_SOC_DAIFMT_NB_NF |
+                                 SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* set cpu DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+                                 SND_SOC_DAIFMT_NB_NF |
+                                 SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8750_SYSCLK, clk,
+                                    SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C2412_DIV_RCLK, div.fs_div);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C2412_DIV_PRESCALER,
+                                    div.clk_div - 1);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static struct snd_soc_ops jive_ops = {
+       .hw_params      = jive_hw_params,
+};
+
+static int jive_wm8750_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+       int err;
+
+       /* These endpoints are not being used. */
+       snd_soc_dapm_nc_pin(dapm, "LINPUT2");
+       snd_soc_dapm_nc_pin(dapm, "RINPUT2");
+       snd_soc_dapm_nc_pin(dapm, "LINPUT3");
+       snd_soc_dapm_nc_pin(dapm, "RINPUT3");
+       snd_soc_dapm_nc_pin(dapm, "OUT3");
+       snd_soc_dapm_nc_pin(dapm, "MONO");
+
+       /* Add jive specific widgets */
+       err = snd_soc_dapm_new_controls(dapm, wm8750_dapm_widgets,
+                                       ARRAY_SIZE(wm8750_dapm_widgets));
+       if (err) {
+               printk(KERN_ERR "%s: failed to add widgets (%d)\n",
+                      __func__, err);
+               return err;
+       }
+
+       snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+static struct snd_soc_dai_link jive_dai = {
+       .name           = "wm8750",
+       .stream_name    = "WM8750",
+       .cpu_dai_name   = "s3c2412-i2s",
+       .codec_dai_name = "wm8750-hifi",
+       .platform_name  = "samsung-audio",
+       .codec_name     = "wm8750-codec.0-0x1a",
+       .init           = jive_wm8750_init,
+       .ops            = &jive_ops,
+};
+
+/* jive audio machine driver */
+static struct snd_soc_card snd_soc_machine_jive = {
+       .name           = "Jive",
+       .dai_link       = &jive_dai,
+       .num_links      = 1,
+};
+
+static struct platform_device *jive_snd_device;
+
+static int __init jive_init(void)
+{
+       int ret;
+
+       if (!machine_is_jive())
+               return 0;
+
+       printk("JIVE WM8750 Audio support\n");
+
+       jive_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!jive_snd_device)
+               return -ENOMEM;
+
+       platform_set_drvdata(jive_snd_device, &snd_soc_machine_jive);
+       ret = platform_device_add(jive_snd_device);
+
+       if (ret)
+               platform_device_put(jive_snd_device);
+
+       return ret;
+}
+
+static void __exit jive_exit(void)
+{
+       platform_device_unregister(jive_snd_device);
+}
+
+module_init(jive_init);
+module_exit(jive_exit);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Jive Audio support");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/lm4857.h b/sound/soc/samsung/lm4857.h
new file mode 100644 (file)
index 0000000..0cf5b70
--- /dev/null
@@ -0,0 +1,32 @@
+/*
+ * lm4857.h  --  ALSA Soc Audio Layer
+ *
+ * Copyright 2007 Wolfson Microelectronics PLC.
+ * Author: Graeme Gregory
+ *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  Revision history
+ *    18th Jun 2007   Initial version.
+ */
+
+#ifndef LM4857_H_
+#define LM4857_H_
+
+/* The register offsets in the cache array */
+#define LM4857_MVOL 0
+#define LM4857_LVOL 1
+#define LM4857_RVOL 2
+#define LM4857_CTRL 3
+
+/* the shifts required to set these bits */
+#define LM4857_3D 5
+#define LM4857_WAKEUP 5
+#define LM4857_EPGAIN 4
+
+#endif /*LM4857_H_*/
+
diff --git a/sound/soc/samsung/ln2440sbc_alc650.c b/sound/soc/samsung/ln2440sbc_alc650.c
new file mode 100644 (file)
index 0000000..a2bb34d
--- /dev/null
@@ -0,0 +1,77 @@
+/*
+ * SoC audio for ln2440sbc
+ *
+ * Copyright 2007 KonekTel, a.s.
+ * Author: Ivan Kuten
+ *         ivan.kuten@promwad.com
+ *
+ * Heavily based on smdk2443_wm9710.c
+ * Copyright 2007 Wolfson Microelectronics PLC.
+ * Author: Graeme Gregory
+ *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include "dma.h"
+#include "ac97.h"
+
+static struct snd_soc_card ln2440sbc;
+
+static struct snd_soc_dai_link ln2440sbc_dai[] = {
+{
+       .name = "AC97",
+       .stream_name = "AC97 HiFi",
+       .cpu_dai_name = "samsung-ac97",
+       .codec_dai_name = "ac97-hifi",
+       .codec_name = "ac97-codec",
+       .platform_name = "samsung-audio",
+},
+};
+
+static struct snd_soc_card ln2440sbc = {
+       .name = "LN2440SBC",
+       .dai_link = ln2440sbc_dai,
+       .num_links = ARRAY_SIZE(ln2440sbc_dai),
+};
+
+static struct platform_device *ln2440sbc_snd_ac97_device;
+
+static int __init ln2440sbc_init(void)
+{
+       int ret;
+
+       ln2440sbc_snd_ac97_device = platform_device_alloc("soc-audio", -1);
+       if (!ln2440sbc_snd_ac97_device)
+               return -ENOMEM;
+
+       platform_set_drvdata(ln2440sbc_snd_ac97_device, &ln2440sbc);
+       ret = platform_device_add(ln2440sbc_snd_ac97_device);
+
+       if (ret)
+               platform_device_put(ln2440sbc_snd_ac97_device);
+
+       return ret;
+}
+
+static void __exit ln2440sbc_exit(void)
+{
+       platform_device_unregister(ln2440sbc_snd_ac97_device);
+}
+
+module_init(ln2440sbc_init);
+module_exit(ln2440sbc_exit);
+
+/* Module information */
+MODULE_AUTHOR("Ivan Kuten");
+MODULE_DESCRIPTION("ALSA SoC ALC650 LN2440SBC");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/neo1973_gta02_wm8753.c b/sound/soc/samsung/neo1973_gta02_wm8753.c
new file mode 100644 (file)
index 0000000..920e8d1
--- /dev/null
@@ -0,0 +1,504 @@
+/*
+ * neo1973_gta02_wm8753.c  --  SoC audio for Openmoko Freerunner(GTA02)
+ *
+ * Copyright 2007 Openmoko Inc
+ * Author: Graeme Gregory <graeme@openmoko.org>
+ * Copyright 2007 Wolfson Microelectronics PLC.
+ * Author: Graeme Gregory <linux@wolfsonmicro.com>
+ * Copyright 2009 Wolfson Microelectronics
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include <asm/mach-types.h>
+
+#include <plat/regs-iis.h>
+
+#include <mach/regs-clock.h>
+#include <asm/io.h>
+#include <mach/gta02.h>
+#include "../codecs/wm8753.h"
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+
+static struct snd_soc_card neo1973_gta02;
+
+static int neo1973_gta02_hifi_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       unsigned int pll_out = 0, bclk = 0;
+       int ret = 0;
+       unsigned long iis_clkrate;
+
+       iis_clkrate = s3c24xx_i2s_get_clockrate();
+
+       switch (params_rate(params)) {
+       case 8000:
+       case 16000:
+               pll_out = 12288000;
+               break;
+       case 48000:
+               bclk = WM8753_BCLK_DIV_4;
+               pll_out = 12288000;
+               break;
+       case 96000:
+               bclk = WM8753_BCLK_DIV_2;
+               pll_out = 12288000;
+               break;
+       case 11025:
+               bclk = WM8753_BCLK_DIV_16;
+               pll_out = 11289600;
+               break;
+       case 22050:
+               bclk = WM8753_BCLK_DIV_8;
+               pll_out = 11289600;
+               break;
+       case 44100:
+               bclk = WM8753_BCLK_DIV_4;
+               pll_out = 11289600;
+               break;
+       case 88200:
+               bclk = WM8753_BCLK_DIV_2;
+               pll_out = 11289600;
+               break;
+       }
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai,
+               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+               SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set cpu DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai,
+               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+               SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
+               SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       /* set MCLK division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
+               S3C2410_IISMOD_32FS);
+       if (ret < 0)
+               return ret;
+
+       /* set codec BCLK division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(codec_dai,
+                                       WM8753_BCLKDIV, bclk);
+       if (ret < 0)
+               return ret;
+
+       /* set prescaler division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+               S3C24XX_PRESCALE(4, 4));
+       if (ret < 0)
+               return ret;
+
+       /* codec PLL input is PCLK/4 */
+       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
+               iis_clkrate / 4, pll_out);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static int neo1973_gta02_hifi_hw_free(struct snd_pcm_substream *substream)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+       /* disable the PLL */
+       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
+}
+
+/*
+ * Neo1973 WM8753 HiFi DAI opserations.
+ */
+static struct snd_soc_ops neo1973_gta02_hifi_ops = {
+       .hw_params = neo1973_gta02_hifi_hw_params,
+       .hw_free = neo1973_gta02_hifi_hw_free,
+};
+
+static int neo1973_gta02_voice_hw_params(
+       struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       unsigned int pcmdiv = 0;
+       int ret = 0;
+       unsigned long iis_clkrate;
+
+       iis_clkrate = s3c24xx_i2s_get_clockrate();
+
+       if (params_rate(params) != 8000)
+               return -EINVAL;
+       if (params_channels(params) != 1)
+               return -EINVAL;
+
+       pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
+
+       /* todo: gg check mode (DSP_B) against CSR datasheet */
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
+               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK,
+               12288000, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       /* set codec PCM division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV,
+                                       pcmdiv);
+       if (ret < 0)
+               return ret;
+
+       /* configure and enable PLL for 12.288MHz output */
+       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
+               iis_clkrate / 4, 12288000);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static int neo1973_gta02_voice_hw_free(struct snd_pcm_substream *substream)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+       /* disable the PLL */
+       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
+}
+
+static struct snd_soc_ops neo1973_gta02_voice_ops = {
+       .hw_params = neo1973_gta02_voice_hw_params,
+       .hw_free = neo1973_gta02_voice_hw_free,
+};
+
+#define LM4853_AMP 1
+#define LM4853_SPK 2
+
+static u8 lm4853_state;
+
+/* This has no effect, it exists only to maintain compatibility with
+ * existing ALSA state files.
+ */
+static int lm4853_set_state(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       int val = ucontrol->value.integer.value[0];
+
+       if (val)
+               lm4853_state |= LM4853_AMP;
+       else
+               lm4853_state &= ~LM4853_AMP;
+
+       return 0;
+}
+
+static int lm4853_get_state(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       ucontrol->value.integer.value[0] = lm4853_state & LM4853_AMP;
+
+       return 0;
+}
+
+static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       int val = ucontrol->value.integer.value[0];
+
+       if (val) {
+               lm4853_state |= LM4853_SPK;
+               gpio_set_value(GTA02_GPIO_HP_IN, 0);
+       } else {
+               lm4853_state &= ~LM4853_SPK;
+               gpio_set_value(GTA02_GPIO_HP_IN, 1);
+       }
+
+       return 0;
+}
+
+static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       ucontrol->value.integer.value[0] = (lm4853_state & LM4853_SPK) >> 1;
+
+       return 0;
+}
+
+static int lm4853_event(struct snd_soc_dapm_widget *w,
+                       struct snd_kcontrol *k,
+                       int event)
+{
+       gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
+
+       return 0;
+}
+
+static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
+       SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
+       SND_SOC_DAPM_LINE("GSM Line Out", NULL),
+       SND_SOC_DAPM_LINE("GSM Line In", NULL),
+       SND_SOC_DAPM_MIC("Headset Mic", NULL),
+       SND_SOC_DAPM_MIC("Handset Mic", NULL),
+       SND_SOC_DAPM_SPK("Handset Spk", NULL),
+};
+
+
+/* example machine audio_mapnections */
+static const struct snd_soc_dapm_route audio_map[] = {
+
+       /* Connections to the lm4853 amp */
+       {"Stereo Out", NULL, "LOUT1"},
+       {"Stereo Out", NULL, "ROUT1"},
+
+       /* Connections to the GSM Module */
+       {"GSM Line Out", NULL, "MONO1"},
+       {"GSM Line Out", NULL, "MONO2"},
+       {"RXP", NULL, "GSM Line In"},
+       {"RXN", NULL, "GSM Line In"},
+
+       /* Connections to Headset */
+       {"MIC1", NULL, "Mic Bias"},
+       {"Mic Bias", NULL, "Headset Mic"},
+
+       /* Call Mic */
+       {"MIC2", NULL, "Mic Bias"},
+       {"MIC2N", NULL, "Mic Bias"},
+       {"Mic Bias", NULL, "Handset Mic"},
+
+       /* Call Speaker */
+       {"Handset Spk", NULL, "LOUT2"},
+       {"Handset Spk", NULL, "ROUT2"},
+
+       /* Connect the ALC pins */
+       {"ACIN", NULL, "ACOP"},
+};
+
+static const struct snd_kcontrol_new wm8753_neo1973_gta02_controls[] = {
+       SOC_DAPM_PIN_SWITCH("Stereo Out"),
+       SOC_DAPM_PIN_SWITCH("GSM Line Out"),
+       SOC_DAPM_PIN_SWITCH("GSM Line In"),
+       SOC_DAPM_PIN_SWITCH("Headset Mic"),
+       SOC_DAPM_PIN_SWITCH("Handset Mic"),
+       SOC_DAPM_PIN_SWITCH("Handset Spk"),
+
+       /* This has no effect, it exists only to maintain compatibility with
+        * existing ALSA state files.
+        */
+       SOC_SINGLE_EXT("Amp State Switch", 6, 0, 1, 0,
+               lm4853_get_state,
+               lm4853_set_state),
+       SOC_SINGLE_EXT("Amp Spk Switch", 7, 0, 1, 0,
+               lm4853_get_spk,
+               lm4853_set_spk),
+};
+
+/*
+ * This is an example machine initialisation for a wm8753 connected to a
+ * neo1973 GTA02.
+ */
+static int neo1973_gta02_wm8753_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+       int err;
+
+       /* set up NC codec pins */
+       snd_soc_dapm_nc_pin(dapm, "OUT3");
+       snd_soc_dapm_nc_pin(dapm, "OUT4");
+       snd_soc_dapm_nc_pin(dapm, "LINE1");
+       snd_soc_dapm_nc_pin(dapm, "LINE2");
+
+       /* Add neo1973 gta02 specific widgets */
+       snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
+                                 ARRAY_SIZE(wm8753_dapm_widgets));
+
+       /* add neo1973 gta02 specific controls */
+       err = snd_soc_add_controls(codec, wm8753_neo1973_gta02_controls,
+               ARRAY_SIZE(wm8753_neo1973_gta02_controls));
+
+       if (err < 0)
+               return err;
+
+       /* set up neo1973 gta02 specific audio path audio_map */
+       snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
+
+       /* set endpoints to default off mode */
+       snd_soc_dapm_disable_pin(dapm, "Stereo Out");
+       snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+       snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+       snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+       snd_soc_dapm_disable_pin(dapm, "Handset Mic");
+       snd_soc_dapm_disable_pin(dapm, "Handset Spk");
+
+       /* allow audio paths from the GSM modem to run during suspend */
+       snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
+       snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
+       snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
+       snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
+       snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
+       snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
+
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+/*
+ * BT Codec DAI
+ */
+static struct snd_soc_dai_driver bt_dai = {
+       .name = "bluetooth-dai",
+       .playback = {
+               .channels_min = 1,
+               .channels_max = 1,
+               .rates = SNDRV_PCM_RATE_8000,
+               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+       .capture = {
+               .channels_min = 1,
+               .channels_max = 1,
+               .rates = SNDRV_PCM_RATE_8000,
+               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+};
+
+static struct snd_soc_dai_link neo1973_gta02_dai[] = {
+{ /* Hifi Playback - for similatious use with voice below */
+       .name = "WM8753",
+       .stream_name = "WM8753 HiFi",
+       .cpu_dai_name = "s3c24xx-i2s",
+       .codec_dai_name = "wm8753-hifi",
+       .init = neo1973_gta02_wm8753_init,
+       .platform_name = "samsung-audio",
+       .codec_name = "wm8753-codec.0-0x1a",
+       .ops = &neo1973_gta02_hifi_ops,
+},
+{ /* Voice via BT */
+       .name = "Bluetooth",
+       .stream_name = "Voice",
+       .cpu_dai_name = "bluetooth-dai",
+       .codec_dai_name = "wm8753-voice",
+       .ops = &neo1973_gta02_voice_ops,
+       .codec_name = "wm8753-codec.0-0x1a",
+       .platform_name = "samsung-audio",
+},
+};
+
+static struct snd_soc_card neo1973_gta02 = {
+       .name = "neo1973-gta02",
+       .dai_link = neo1973_gta02_dai,
+       .num_links = ARRAY_SIZE(neo1973_gta02_dai),
+};
+
+static struct platform_device *neo1973_gta02_snd_device;
+
+static int __init neo1973_gta02_init(void)
+{
+       int ret;
+
+       if (!machine_is_neo1973_gta02()) {
+               printk(KERN_INFO
+                      "Only GTA02 is supported by this ASoC driver\n");
+               return -ENODEV;
+       }
+
+       neo1973_gta02_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!neo1973_gta02_snd_device)
+               return -ENOMEM;
+
+       /* register bluetooth DAI here */
+       ret = snd_soc_register_dai(&neo1973_gta02_snd_device->dev, -1, &bt_dai);
+       if (ret) {
+               platform_device_put(neo1973_gta02_snd_device);
+               return ret;
+       }
+
+       platform_set_drvdata(neo1973_gta02_snd_device, &neo1973_gta02);
+       ret = platform_device_add(neo1973_gta02_snd_device);
+
+       if (ret) {
+               platform_device_put(neo1973_gta02_snd_device);
+               return ret;
+       }
+
+       /* Initialise GPIOs used by amp */
+       ret = gpio_request(GTA02_GPIO_HP_IN, "GTA02_HP_IN");
+       if (ret) {
+               pr_err("gta02_wm8753: Failed to register GPIO %d\n", GTA02_GPIO_HP_IN);
+               goto err_unregister_device;
+       }
+
+       ret = gpio_direction_output(GTA02_GPIO_HP_IN, 1);
+       if (ret) {
+               pr_err("gta02_wm8753: Failed to configure GPIO %d\n", GTA02_GPIO_HP_IN);
+               goto err_free_gpio_hp_in;
+       }
+
+       ret = gpio_request(GTA02_GPIO_AMP_SHUT, "GTA02_AMP_SHUT");
+       if (ret) {
+               pr_err("gta02_wm8753: Failed to register GPIO %d\n", GTA02_GPIO_AMP_SHUT);
+               goto err_free_gpio_hp_in;
+       }
+
+       ret = gpio_direction_output(GTA02_GPIO_AMP_SHUT, 1);
+       if (ret) {
+               pr_err("gta02_wm8753: Failed to configure GPIO %d\n", GTA02_GPIO_AMP_SHUT);
+               goto err_free_gpio_amp_shut;
+       }
+
+       return 0;
+
+err_free_gpio_amp_shut:
+       gpio_free(GTA02_GPIO_AMP_SHUT);
+err_free_gpio_hp_in:
+       gpio_free(GTA02_GPIO_HP_IN);
+err_unregister_device:
+       platform_device_unregister(neo1973_gta02_snd_device);
+       return ret;
+}
+module_init(neo1973_gta02_init);
+
+static void __exit neo1973_gta02_exit(void)
+{
+       snd_soc_unregister_dai(&neo1973_gta02_snd_device->dev, -1);
+       platform_device_unregister(neo1973_gta02_snd_device);
+       gpio_free(GTA02_GPIO_HP_IN);
+       gpio_free(GTA02_GPIO_AMP_SHUT);
+}
+module_exit(neo1973_gta02_exit);
+
+/* Module information */
+MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org");
+MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 GTA02");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/neo1973_wm8753.c b/sound/soc/samsung/neo1973_wm8753.c
new file mode 100644 (file)
index 0000000..c7a2451
--- /dev/null
@@ -0,0 +1,706 @@
+/*
+ * neo1973_wm8753.c  --  SoC audio for Neo1973
+ *
+ * Copyright 2007 Wolfson Microelectronics PLC.
+ * Author: Graeme Gregory
+ *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+
+#include <asm/mach-types.h>
+#include <asm/hardware/scoop.h>
+#include <mach/regs-clock.h>
+#include <mach/regs-gpio.h>
+#include <mach/hardware.h>
+#include <linux/io.h>
+#include <mach/spi-gpio.h>
+
+#include <plat/regs-iis.h>
+
+#include "../codecs/wm8753.h"
+#include "lm4857.h"
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+
+/* define the scenarios */
+#define NEO_AUDIO_OFF                  0
+#define NEO_GSM_CALL_AUDIO_HANDSET     1
+#define NEO_GSM_CALL_AUDIO_HEADSET     2
+#define NEO_GSM_CALL_AUDIO_BLUETOOTH   3
+#define NEO_STEREO_TO_SPEAKERS         4
+#define NEO_STEREO_TO_HEADPHONES       5
+#define NEO_CAPTURE_HANDSET            6
+#define NEO_CAPTURE_HEADSET            7
+#define NEO_CAPTURE_BLUETOOTH          8
+
+static struct snd_soc_card neo1973;
+static struct i2c_client *i2c;
+
+static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       unsigned int pll_out = 0, bclk = 0;
+       int ret = 0;
+       unsigned long iis_clkrate;
+
+       pr_debug("Entered %s\n", __func__);
+
+       iis_clkrate = s3c24xx_i2s_get_clockrate();
+
+       switch (params_rate(params)) {
+       case 8000:
+       case 16000:
+               pll_out = 12288000;
+               break;
+       case 48000:
+               bclk = WM8753_BCLK_DIV_4;
+               pll_out = 12288000;
+               break;
+       case 96000:
+               bclk = WM8753_BCLK_DIV_2;
+               pll_out = 12288000;
+               break;
+       case 11025:
+               bclk = WM8753_BCLK_DIV_16;
+               pll_out = 11289600;
+               break;
+       case 22050:
+               bclk = WM8753_BCLK_DIV_8;
+               pll_out = 11289600;
+               break;
+       case 44100:
+               bclk = WM8753_BCLK_DIV_4;
+               pll_out = 11289600;
+               break;
+       case 88200:
+               bclk = WM8753_BCLK_DIV_2;
+               pll_out = 11289600;
+               break;
+       }
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai,
+               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+               SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set cpu DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai,
+               SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+               SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
+               SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       /* set MCLK division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
+               S3C2410_IISMOD_32FS);
+       if (ret < 0)
+               return ret;
+
+       /* set codec BCLK division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk);
+       if (ret < 0)
+               return ret;
+
+       /* set prescaler division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+               S3C24XX_PRESCALE(4, 4));
+       if (ret < 0)
+               return ret;
+
+       /* codec PLL input is PCLK/4 */
+       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
+               iis_clkrate / 4, pll_out);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+       pr_debug("Entered %s\n", __func__);
+
+       /* disable the PLL */
+       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
+}
+
+/*
+ * Neo1973 WM8753 HiFi DAI opserations.
+ */
+static struct snd_soc_ops neo1973_hifi_ops = {
+       .hw_params = neo1973_hifi_hw_params,
+       .hw_free = neo1973_hifi_hw_free,
+};
+
+static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       unsigned int pcmdiv = 0;
+       int ret = 0;
+       unsigned long iis_clkrate;
+
+       pr_debug("Entered %s\n", __func__);
+
+       iis_clkrate = s3c24xx_i2s_get_clockrate();
+
+       if (params_rate(params) != 8000)
+               return -EINVAL;
+       if (params_channels(params) != 1)
+               return -EINVAL;
+
+       pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
+
+       /* todo: gg check mode (DSP_B) against CSR datasheet */
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
+               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, 12288000,
+               SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       /* set codec PCM division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);
+       if (ret < 0)
+               return ret;
+
+       /* configure and enable PLL for 12.288MHz output */
+       ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
+               iis_clkrate / 4, 12288000);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+       pr_debug("Entered %s\n", __func__);
+
+       /* disable the PLL */
+       return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
+}
+
+static struct snd_soc_ops neo1973_voice_ops = {
+       .hw_params = neo1973_voice_hw_params,
+       .hw_free = neo1973_voice_hw_free,
+};
+
+static int neo1973_scenario;
+
+static int neo1973_get_scenario(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       ucontrol->value.integer.value[0] = neo1973_scenario;
+       return 0;
+}
+
+static int set_scenario_endpoints(struct snd_soc_codec *codec, int scenario)
+{
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+       pr_debug("Entered %s\n", __func__);
+
+       switch (neo1973_scenario) {
+       case NEO_AUDIO_OFF:
+               snd_soc_dapm_disable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       case NEO_GSM_CALL_AUDIO_HANDSET:
+               snd_soc_dapm_enable_pin(dapm, "Audio Out");
+               snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_enable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_enable_pin(dapm, "Call Mic");
+               break;
+       case NEO_GSM_CALL_AUDIO_HEADSET:
+               snd_soc_dapm_enable_pin(dapm, "Audio Out");
+               snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_enable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_enable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       case NEO_GSM_CALL_AUDIO_BLUETOOTH:
+               snd_soc_dapm_disable_pin(dapm, "Audio Out");
+               snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_enable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       case NEO_STEREO_TO_SPEAKERS:
+               snd_soc_dapm_enable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       case NEO_STEREO_TO_HEADPHONES:
+               snd_soc_dapm_enable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       case NEO_CAPTURE_HANDSET:
+               snd_soc_dapm_disable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_enable_pin(dapm, "Call Mic");
+               break;
+       case NEO_CAPTURE_HEADSET:
+               snd_soc_dapm_disable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_enable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       case NEO_CAPTURE_BLUETOOTH:
+               snd_soc_dapm_disable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+               break;
+       default:
+               snd_soc_dapm_disable_pin(dapm, "Audio Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+               snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+               snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+               snd_soc_dapm_disable_pin(dapm, "Call Mic");
+       }
+
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+static int neo1973_set_scenario(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (neo1973_scenario == ucontrol->value.integer.value[0])
+               return 0;
+
+       neo1973_scenario = ucontrol->value.integer.value[0];
+       set_scenario_endpoints(codec, neo1973_scenario);
+       return 1;
+}
+
+static u8 lm4857_regs[4] = {0x00, 0x40, 0x80, 0xC0};
+
+static void lm4857_write_regs(void)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       if (i2c_master_send(i2c, lm4857_regs, 4) != 4)
+               printk(KERN_ERR "lm4857: i2c write failed\n");
+}
+
+static int lm4857_get_reg(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       struct soc_mixer_control *mc =
+               (struct soc_mixer_control *)kcontrol->private_value;
+       int reg = mc->reg;
+       int shift = mc->shift;
+       int mask = mc->max;
+
+       pr_debug("Entered %s\n", __func__);
+
+       ucontrol->value.integer.value[0] = (lm4857_regs[reg] >> shift) & mask;
+       return 0;
+}
+
+static int lm4857_set_reg(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       struct soc_mixer_control *mc =
+               (struct soc_mixer_control *)kcontrol->private_value;
+       int reg = mc->reg;
+       int shift = mc->shift;
+       int mask = mc->max;
+
+       if (((lm4857_regs[reg] >> shift) & mask) ==
+               ucontrol->value.integer.value[0])
+               return 0;
+
+       lm4857_regs[reg] &= ~(mask << shift);
+       lm4857_regs[reg] |= ucontrol->value.integer.value[0] << shift;
+       lm4857_write_regs();
+       return 1;
+}
+
+static int lm4857_get_mode(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       u8 value = lm4857_regs[LM4857_CTRL] & 0x0F;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (value)
+               value -= 5;
+
+       ucontrol->value.integer.value[0] = value;
+       return 0;
+}
+
+static int lm4857_set_mode(struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       u8 value = ucontrol->value.integer.value[0];
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (value)
+               value += 5;
+
+       if ((lm4857_regs[LM4857_CTRL] & 0x0F) == value)
+               return 0;
+
+       lm4857_regs[LM4857_CTRL] &= 0xF0;
+       lm4857_regs[LM4857_CTRL] |= value;
+       lm4857_write_regs();
+       return 1;
+}
+
+static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
+       SND_SOC_DAPM_LINE("Audio Out", NULL),
+       SND_SOC_DAPM_LINE("GSM Line Out", NULL),
+       SND_SOC_DAPM_LINE("GSM Line In", NULL),
+       SND_SOC_DAPM_MIC("Headset Mic", NULL),
+       SND_SOC_DAPM_MIC("Call Mic", NULL),
+};
+
+
+static const struct snd_soc_dapm_route dapm_routes[] = {
+
+       /* Connections to the lm4857 amp */
+       {"Audio Out", NULL, "LOUT1"},
+       {"Audio Out", NULL, "ROUT1"},
+
+       /* Connections to the GSM Module */
+       {"GSM Line Out", NULL, "MONO1"},
+       {"GSM Line Out", NULL, "MONO2"},
+       {"RXP", NULL, "GSM Line In"},
+       {"RXN", NULL, "GSM Line In"},
+
+       /* Connections to Headset */
+       {"MIC1", NULL, "Mic Bias"},
+       {"Mic Bias", NULL, "Headset Mic"},
+
+       /* Call Mic */
+       {"MIC2", NULL, "Mic Bias"},
+       {"MIC2N", NULL, "Mic Bias"},
+       {"Mic Bias", NULL, "Call Mic"},
+
+       /* Connect the ALC pins */
+       {"ACIN", NULL, "ACOP"},
+};
+
+static const char *lm4857_mode[] = {
+       "Off",
+       "Call Speaker",
+       "Stereo Speakers",
+       "Stereo Speakers + Headphones",
+       "Headphones"
+};
+
+static const struct soc_enum lm4857_mode_enum[] = {
+       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(lm4857_mode), lm4857_mode),
+};
+
+static const char *neo_scenarios[] = {
+       "Off",
+       "GSM Handset",
+       "GSM Headset",
+       "GSM Bluetooth",
+       "Speakers",
+       "Headphones",
+       "Capture Handset",
+       "Capture Headset",
+       "Capture Bluetooth"
+};
+
+static const struct soc_enum neo_scenario_enum[] = {
+       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(neo_scenarios), neo_scenarios),
+};
+
+static const DECLARE_TLV_DB_SCALE(stereo_tlv, -4050, 150, 0);
+static const DECLARE_TLV_DB_SCALE(mono_tlv, -3450, 150, 0);
+
+static const struct snd_kcontrol_new wm8753_neo1973_controls[] = {
+       SOC_SINGLE_EXT_TLV("Amp Left Playback Volume", LM4857_LVOL, 0, 31, 0,
+               lm4857_get_reg, lm4857_set_reg, stereo_tlv),
+       SOC_SINGLE_EXT_TLV("Amp Right Playback Volume", LM4857_RVOL, 0, 31, 0,
+               lm4857_get_reg, lm4857_set_reg, stereo_tlv),
+       SOC_SINGLE_EXT_TLV("Amp Mono Playback Volume", LM4857_MVOL, 0, 31, 0,
+               lm4857_get_reg, lm4857_set_reg, mono_tlv),
+       SOC_ENUM_EXT("Amp Mode", lm4857_mode_enum[0],
+               lm4857_get_mode, lm4857_set_mode),
+       SOC_ENUM_EXT("Neo Mode", neo_scenario_enum[0],
+               neo1973_get_scenario, neo1973_set_scenario),
+       SOC_SINGLE_EXT("Amp Spk 3D Playback Switch", LM4857_LVOL, 5, 1, 0,
+               lm4857_get_reg, lm4857_set_reg),
+       SOC_SINGLE_EXT("Amp HP 3d Playback Switch", LM4857_RVOL, 5, 1, 0,
+               lm4857_get_reg, lm4857_set_reg),
+       SOC_SINGLE_EXT("Amp Fast Wakeup Playback Switch", LM4857_CTRL, 5, 1, 0,
+               lm4857_get_reg, lm4857_set_reg),
+       SOC_SINGLE_EXT("Amp Earpiece 6dB Playback Switch", LM4857_CTRL, 4, 1, 0,
+               lm4857_get_reg, lm4857_set_reg),
+};
+
+/*
+ * This is an example machine initialisation for a wm8753 connected to a
+ * neo1973 II. It is missing logic to detect hp/mic insertions and logic
+ * to re-route the audio in such an event.
+ */
+static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+       int err;
+
+       pr_debug("Entered %s\n", __func__);
+
+       /* set up NC codec pins */
+       snd_soc_dapm_nc_pin(dapm, "LOUT2");
+       snd_soc_dapm_nc_pin(dapm, "ROUT2");
+       snd_soc_dapm_nc_pin(dapm, "OUT3");
+       snd_soc_dapm_nc_pin(dapm, "OUT4");
+       snd_soc_dapm_nc_pin(dapm, "LINE1");
+       snd_soc_dapm_nc_pin(dapm, "LINE2");
+
+       /* Add neo1973 specific widgets */
+       snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
+                                 ARRAY_SIZE(wm8753_dapm_widgets));
+
+       /* set endpoints to default mode */
+       set_scenario_endpoints(codec, NEO_AUDIO_OFF);
+
+       /* add neo1973 specific controls */
+       err = snd_soc_add_controls(codec, wm8753_neo1973_controls,
+                               ARRAY_SIZE(8753_neo1973_controls));
+       if (err < 0)
+               return err;
+
+       /* set up neo1973 specific audio routes */
+       err = snd_soc_dapm_add_routes(dapm, dapm_routes,
+                                     ARRAY_SIZE(dapm_routes));
+
+       snd_soc_dapm_sync(dapm);
+       return 0;
+}
+
+/*
+ * BT Codec DAI
+ */
+static struct snd_soc_dai bt_dai = {
+       .name = "bluetooth-dai",
+       .playback = {
+               .channels_min = 1,
+               .channels_max = 1,
+               .rates = SNDRV_PCM_RATE_8000,
+               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+       .capture = {
+               .channels_min = 1,
+               .channels_max = 1,
+               .rates = SNDRV_PCM_RATE_8000,
+               .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+};
+
+static struct snd_soc_dai_link neo1973_dai[] = {
+{ /* Hifi Playback - for similatious use with voice below */
+       .name = "WM8753",
+       .stream_name = "WM8753 HiFi",
+       .platform_name = "samsung-audio",
+       .cpu_dai_name = "s3c24xx-i2s",
+       .codec_dai_name = "wm8753-hifi",
+       .codec_name = "wm8753-codec.0-0x1a",
+       .init = neo1973_wm8753_init,
+       .ops = &neo1973_hifi_ops,
+},
+{ /* Voice via BT */
+       .name = "Bluetooth",
+       .stream_name = "Voice",
+       .platform_name = "samsung-audio",
+       .cpu_dai_name = "bluetooth-dai",
+       .codec_dai_name = "wm8753-voice",
+       .codec_name = "wm8753-codec.0-0x1a",
+       .ops = &neo1973_voice_ops,
+},
+};
+
+static struct snd_soc_card neo1973 = {
+       .name = "neo1973",
+       .dai_link = neo1973_dai,
+       .num_links = ARRAY_SIZE(neo1973_dai),
+};
+
+static int lm4857_i2c_probe(struct i2c_client *client,
+                           const struct i2c_device_id *id)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       i2c = client;
+
+       lm4857_write_regs();
+       return 0;
+}
+
+static int lm4857_i2c_remove(struct i2c_client *client)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       i2c = NULL;
+
+       return 0;
+}
+
+static u8 lm4857_state;
+
+static int lm4857_suspend(struct i2c_client *dev, pm_message_t state)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       dev_dbg(&dev->dev, "lm4857_suspend\n");
+       lm4857_state = lm4857_regs[LM4857_CTRL] & 0xf;
+       if (lm4857_state) {
+               lm4857_regs[LM4857_CTRL] &= 0xf0;
+               lm4857_write_regs();
+       }
+       return 0;
+}
+
+static int lm4857_resume(struct i2c_client *dev)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       if (lm4857_state) {
+               lm4857_regs[LM4857_CTRL] |= (lm4857_state & 0x0f);
+               lm4857_write_regs();
+       }
+       return 0;
+}
+
+static void lm4857_shutdown(struct i2c_client *dev)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       dev_dbg(&dev->dev, "lm4857_shutdown\n");
+       lm4857_regs[LM4857_CTRL] &= 0xf0;
+       lm4857_write_regs();
+}
+
+static const struct i2c_device_id lm4857_i2c_id[] = {
+       { "neo1973_lm4857", 0 },
+       { }
+};
+
+static struct i2c_driver lm4857_i2c_driver = {
+       .driver = {
+               .name = "LM4857 I2C Amp",
+               .owner = THIS_MODULE,
+       },
+       .suspend =        lm4857_suspend,
+       .resume =         lm4857_resume,
+       .shutdown =       lm4857_shutdown,
+       .probe =          lm4857_i2c_probe,
+       .remove =         lm4857_i2c_remove,
+       .id_table =       lm4857_i2c_id,
+};
+
+static struct platform_device *neo1973_snd_device;
+
+static int __init neo1973_init(void)
+{
+       int ret;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (!machine_is_neo1973_gta01()) {
+               printk(KERN_INFO
+                       "Only GTA01 hardware supported by ASoC driver\n");
+               return -ENODEV;
+       }
+
+       neo1973_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!neo1973_snd_device)
+               return -ENOMEM;
+
+       platform_set_drvdata(neo1973_snd_device, &neo1973);
+       ret = platform_device_add(neo1973_snd_device);
+
+       if (ret) {
+               platform_device_put(neo1973_snd_device);
+               return ret;
+       }
+
+       ret = i2c_add_driver(&lm4857_i2c_driver);
+
+       if (ret != 0)
+               platform_device_unregister(neo1973_snd_device);
+
+       return ret;
+}
+
+static void __exit neo1973_exit(void)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       i2c_del_driver(&lm4857_i2c_driver);
+       platform_device_unregister(neo1973_snd_device);
+}
+
+module_init(neo1973_init);
+module_exit(neo1973_exit);
+
+/* Module information */
+MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
+MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/pcm.c b/sound/soc/samsung/pcm.c
new file mode 100644 (file)
index 0000000..48d0b75
--- /dev/null
@@ -0,0 +1,552 @@
+/* sound/soc/samsung/pcm.c
+ *
+ * ALSA SoC Audio Layer - S3C PCM-Controller driver
+ *
+ * Copyright (c) 2009 Samsung Electronics Co. Ltd
+ * Author: Jaswinder Singh <jassi.brar@samsung.com>
+ * based upon I2S drivers by Ben Dooks.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+#include <linux/kernel.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc.h>
+
+#include <plat/audio.h>
+#include <plat/dma.h>
+
+#include "dma.h"
+#include "pcm.h"
+
+static struct s3c2410_dma_client s3c_pcm_dma_client_out = {
+       .name           = "PCM Stereo out"
+};
+
+static struct s3c2410_dma_client s3c_pcm_dma_client_in = {
+       .name           = "PCM Stereo in"
+};
+
+static struct s3c_dma_params s3c_pcm_stereo_out[] = {
+       [0] = {
+               .client         = &s3c_pcm_dma_client_out,
+               .dma_size       = 4,
+       },
+       [1] = {
+               .client         = &s3c_pcm_dma_client_out,
+               .dma_size       = 4,
+       },
+};
+
+static struct s3c_dma_params s3c_pcm_stereo_in[] = {
+       [0] = {
+               .client         = &s3c_pcm_dma_client_in,
+               .dma_size       = 4,
+       },
+       [1] = {
+               .client         = &s3c_pcm_dma_client_in,
+               .dma_size       = 4,
+       },
+};
+
+static struct s3c_pcm_info s3c_pcm[2];
+
+static void s3c_pcm_snd_txctrl(struct s3c_pcm_info *pcm, int on)
+{
+       void __iomem *regs = pcm->regs;
+       u32 ctl, clkctl;
+
+       clkctl = readl(regs + S3C_PCM_CLKCTL);
+       ctl = readl(regs + S3C_PCM_CTL);
+       ctl &= ~(S3C_PCM_CTL_TXDIPSTICK_MASK
+                        << S3C_PCM_CTL_TXDIPSTICK_SHIFT);
+
+       if (on) {
+               ctl |= S3C_PCM_CTL_TXDMA_EN;
+               ctl |= S3C_PCM_CTL_TXFIFO_EN;
+               ctl |= S3C_PCM_CTL_ENABLE;
+               ctl |= (0x4<<S3C_PCM_CTL_TXDIPSTICK_SHIFT);
+               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
+       } else {
+               ctl &= ~S3C_PCM_CTL_TXDMA_EN;
+               ctl &= ~S3C_PCM_CTL_TXFIFO_EN;
+
+               if (!(ctl & S3C_PCM_CTL_RXFIFO_EN)) {
+                       ctl &= ~S3C_PCM_CTL_ENABLE;
+                       if (!pcm->idleclk)
+                               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
+               }
+       }
+
+       writel(clkctl, regs + S3C_PCM_CLKCTL);
+       writel(ctl, regs + S3C_PCM_CTL);
+}
+
+static void s3c_pcm_snd_rxctrl(struct s3c_pcm_info *pcm, int on)
+{
+       void __iomem *regs = pcm->regs;
+       u32 ctl, clkctl;
+
+       ctl = readl(regs + S3C_PCM_CTL);
+       clkctl = readl(regs + S3C_PCM_CLKCTL);
+       ctl &= ~(S3C_PCM_CTL_RXDIPSTICK_MASK
+                        << S3C_PCM_CTL_RXDIPSTICK_SHIFT);
+
+       if (on) {
+               ctl |= S3C_PCM_CTL_RXDMA_EN;
+               ctl |= S3C_PCM_CTL_RXFIFO_EN;
+               ctl |= S3C_PCM_CTL_ENABLE;
+               ctl |= (0x20<<S3C_PCM_CTL_RXDIPSTICK_SHIFT);
+               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
+       } else {
+               ctl &= ~S3C_PCM_CTL_RXDMA_EN;
+               ctl &= ~S3C_PCM_CTL_RXFIFO_EN;
+
+               if (!(ctl & S3C_PCM_CTL_TXFIFO_EN)) {
+                       ctl &= ~S3C_PCM_CTL_ENABLE;
+                       if (!pcm->idleclk)
+                               clkctl |= S3C_PCM_CLKCTL_SERCLK_EN;
+               }
+       }
+
+       writel(clkctl, regs + S3C_PCM_CLKCTL);
+       writel(ctl, regs + S3C_PCM_CTL);
+}
+
+static int s3c_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
+                              struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+       unsigned long flags;
+
+       dev_dbg(pcm->dev, "Entered %s\n", __func__);
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               spin_lock_irqsave(&pcm->lock, flags);
+
+               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+                       s3c_pcm_snd_rxctrl(pcm, 1);
+               else
+                       s3c_pcm_snd_txctrl(pcm, 1);
+
+               spin_unlock_irqrestore(&pcm->lock, flags);
+               break;
+
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               spin_lock_irqsave(&pcm->lock, flags);
+
+               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+                       s3c_pcm_snd_rxctrl(pcm, 0);
+               else
+                       s3c_pcm_snd_txctrl(pcm, 0);
+
+               spin_unlock_irqrestore(&pcm->lock, flags);
+               break;
+
+       default:
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static int s3c_pcm_hw_params(struct snd_pcm_substream *substream,
+                                struct snd_pcm_hw_params *params,
+                                struct snd_soc_dai *socdai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+       struct s3c_dma_params *dma_data;
+       void __iomem *regs = pcm->regs;
+       struct clk *clk;
+       int sclk_div, sync_div;
+       unsigned long flags;
+       u32 clkctl;
+
+       dev_dbg(pcm->dev, "Entered %s\n", __func__);
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               dma_data = pcm->dma_playback;
+       else
+               dma_data = pcm->dma_capture;
+
+       snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
+
+       /* Strictly check for sample size */
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S16_LE:
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       spin_lock_irqsave(&pcm->lock, flags);
+
+       /* Get hold of the PCMSOURCE_CLK */
+       clkctl = readl(regs + S3C_PCM_CLKCTL);
+       if (clkctl & S3C_PCM_CLKCTL_SERCLKSEL_PCLK)
+               clk = pcm->pclk;
+       else
+               clk = pcm->cclk;
+
+       /* Set the SCLK divider */
+       sclk_div = clk_get_rate(clk) / pcm->sclk_per_fs /
+                                       params_rate(params) / 2 - 1;
+
+       clkctl &= ~(S3C_PCM_CLKCTL_SCLKDIV_MASK
+                       << S3C_PCM_CLKCTL_SCLKDIV_SHIFT);
+       clkctl |= ((sclk_div & S3C_PCM_CLKCTL_SCLKDIV_MASK)
+                       << S3C_PCM_CLKCTL_SCLKDIV_SHIFT);
+
+       /* Set the SYNC divider */
+       sync_div = pcm->sclk_per_fs - 1;
+
+       clkctl &= ~(S3C_PCM_CLKCTL_SYNCDIV_MASK
+                               << S3C_PCM_CLKCTL_SYNCDIV_SHIFT);
+       clkctl |= ((sync_div & S3C_PCM_CLKCTL_SYNCDIV_MASK)
+                               << S3C_PCM_CLKCTL_SYNCDIV_SHIFT);
+
+       writel(clkctl, regs + S3C_PCM_CLKCTL);
+
+       spin_unlock_irqrestore(&pcm->lock, flags);
+
+       dev_dbg(pcm->dev, "PCMSOURCE_CLK-%lu SCLK=%ufs SCLK_DIV=%d SYNC_DIV=%d\n",
+                               clk_get_rate(clk), pcm->sclk_per_fs,
+                               sclk_div, sync_div);
+
+       return 0;
+}
+
+static int s3c_pcm_set_fmt(struct snd_soc_dai *cpu_dai,
+                              unsigned int fmt)
+{
+       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai);
+       void __iomem *regs = pcm->regs;
+       unsigned long flags;
+       int ret = 0;
+       u32 ctl;
+
+       dev_dbg(pcm->dev, "Entered %s\n", __func__);
+
+       spin_lock_irqsave(&pcm->lock, flags);
+
+       ctl = readl(regs + S3C_PCM_CTL);
+
+       switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+       case SND_SOC_DAIFMT_NB_NF:
+               /* Nothing to do, NB_NF by default */
+               break;
+       default:
+               dev_err(pcm->dev, "Unsupported clock inversion!\n");
+               ret = -EINVAL;
+               goto exit;
+       }
+
+       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+       case SND_SOC_DAIFMT_CBS_CFS:
+               /* Nothing to do, Master by default */
+               break;
+       default:
+               dev_err(pcm->dev, "Unsupported master/slave format!\n");
+               ret = -EINVAL;
+               goto exit;
+       }
+
+       switch (fmt & SND_SOC_DAIFMT_CLOCK_MASK) {
+       case SND_SOC_DAIFMT_CONT:
+               pcm->idleclk = 1;
+               break;
+       case SND_SOC_DAIFMT_GATED:
+               pcm->idleclk = 0;
+               break;
+       default:
+               dev_err(pcm->dev, "Invalid Clock gating request!\n");
+               ret = -EINVAL;
+               goto exit;
+       }
+
+       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+       case SND_SOC_DAIFMT_DSP_A:
+               ctl |= S3C_PCM_CTL_TXMSB_AFTER_FSYNC;
+               ctl |= S3C_PCM_CTL_RXMSB_AFTER_FSYNC;
+               break;
+       case SND_SOC_DAIFMT_DSP_B:
+               ctl &= ~S3C_PCM_CTL_TXMSB_AFTER_FSYNC;
+               ctl &= ~S3C_PCM_CTL_RXMSB_AFTER_FSYNC;
+               break;
+       default:
+               dev_err(pcm->dev, "Unsupported data format!\n");
+               ret = -EINVAL;
+               goto exit;
+       }
+
+       writel(ctl, regs + S3C_PCM_CTL);
+
+exit:
+       spin_unlock_irqrestore(&pcm->lock, flags);
+
+       return ret;
+}
+
+static int s3c_pcm_set_clkdiv(struct snd_soc_dai *cpu_dai,
+                                               int div_id, int div)
+{
+       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai);
+
+       switch (div_id) {
+       case S3C_PCM_SCLK_PER_FS:
+               pcm->sclk_per_fs = div;
+               break;
+
+       default:
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static int s3c_pcm_set_sysclk(struct snd_soc_dai *cpu_dai,
+                                 int clk_id, unsigned int freq, int dir)
+{
+       struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai);
+       void __iomem *regs = pcm->regs;
+       u32 clkctl = readl(regs + S3C_PCM_CLKCTL);
+
+       switch (clk_id) {
+       case S3C_PCM_CLKSRC_PCLK:
+               clkctl |= S3C_PCM_CLKCTL_SERCLKSEL_PCLK;
+               break;
+
+       case S3C_PCM_CLKSRC_MUX:
+               clkctl &= ~S3C_PCM_CLKCTL_SERCLKSEL_PCLK;
+
+               if (clk_get_rate(pcm->cclk) != freq)
+                       clk_set_rate(pcm->cclk, freq);
+
+               break;
+
+       default:
+               return -EINVAL;
+       }
+
+       writel(clkctl, regs + S3C_PCM_CLKCTL);
+
+       return 0;
+}
+
+static struct snd_soc_dai_ops s3c_pcm_dai_ops = {
+       .set_sysclk     = s3c_pcm_set_sysclk,
+       .set_clkdiv     = s3c_pcm_set_clkdiv,
+       .trigger        = s3c_pcm_trigger,
+       .hw_params      = s3c_pcm_hw_params,
+       .set_fmt        = s3c_pcm_set_fmt,
+};
+
+#define S3C_PCM_RATES  SNDRV_PCM_RATE_8000_96000
+
+#define S3C_PCM_DAI_DECLARE                    \
+       .symmetric_rates = 1,                                   \
+       .ops = &s3c_pcm_dai_ops,                                \
+       .playback = {                                           \
+               .channels_min   = 2,                            \
+               .channels_max   = 2,                            \
+               .rates          = S3C_PCM_RATES,                \
+               .formats        = SNDRV_PCM_FMTBIT_S16_LE,      \
+       },                                                      \
+       .capture = {                                            \
+               .channels_min   = 2,                            \
+               .channels_max   = 2,                            \
+               .rates          = S3C_PCM_RATES,                \
+               .formats        = SNDRV_PCM_FMTBIT_S16_LE,      \
+       }
+
+struct snd_soc_dai_driver s3c_pcm_dai[] = {
+       [0] = {
+               .name   = "samsung-pcm.0",
+               S3C_PCM_DAI_DECLARE,
+       },
+       [1] = {
+               .name   = "samsung-pcm.1",
+               S3C_PCM_DAI_DECLARE,
+       },
+};
+EXPORT_SYMBOL_GPL(s3c_pcm_dai);
+
+static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev)
+{
+       struct s3c_pcm_info *pcm;
+       struct resource *mem_res, *dmatx_res, *dmarx_res;
+       struct s3c_audio_pdata *pcm_pdata;
+       int ret;
+
+       /* Check for valid device index */
+       if ((pdev->id < 0) || pdev->id >= ARRAY_SIZE(s3c_pcm)) {
+               dev_err(&pdev->dev, "id %d out of range\n", pdev->id);
+               return -EINVAL;
+       }
+
+       pcm_pdata = pdev->dev.platform_data;
+
+       /* Check for availability of necessary resource */
+       dmatx_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+       if (!dmatx_res) {
+               dev_err(&pdev->dev, "Unable to get PCM-TX dma resource\n");
+               return -ENXIO;
+       }
+
+       dmarx_res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
+       if (!dmarx_res) {
+               dev_err(&pdev->dev, "Unable to get PCM-RX dma resource\n");
+               return -ENXIO;
+       }
+
+       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       if (!mem_res) {
+               dev_err(&pdev->dev, "Unable to get register resource\n");
+               return -ENXIO;
+       }
+
+       if (pcm_pdata && pcm_pdata->cfg_gpio && pcm_pdata->cfg_gpio(pdev)) {
+               dev_err(&pdev->dev, "Unable to configure gpio\n");
+               return -EINVAL;
+       }
+
+       pcm = &s3c_pcm[pdev->id];
+       pcm->dev = &pdev->dev;
+
+       spin_lock_init(&pcm->lock);
+
+       /* Default is 128fs */
+       pcm->sclk_per_fs = 128;
+
+       pcm->cclk = clk_get(&pdev->dev, "audio-bus");
+       if (IS_ERR(pcm->cclk)) {
+               dev_err(&pdev->dev, "failed to get audio-bus\n");
+               ret = PTR_ERR(pcm->cclk);
+               goto err1;
+       }
+       clk_enable(pcm->cclk);
+
+       /* record our pcm structure for later use in the callbacks */
+       dev_set_drvdata(&pdev->dev, pcm);
+
+       if (!request_mem_region(mem_res->start,
+                               resource_size(mem_res), "samsung-pcm")) {
+               dev_err(&pdev->dev, "Unable to request register region\n");
+               ret = -EBUSY;
+               goto err2;
+       }
+
+       pcm->regs = ioremap(mem_res->start, 0x100);
+       if (pcm->regs == NULL) {
+               dev_err(&pdev->dev, "cannot ioremap registers\n");
+               ret = -ENXIO;
+               goto err3;
+       }
+
+       pcm->pclk = clk_get(&pdev->dev, "pcm");
+       if (IS_ERR(pcm->pclk)) {
+               dev_err(&pdev->dev, "failed to get pcm_clock\n");
+               ret = -ENOENT;
+               goto err4;
+       }
+       clk_enable(pcm->pclk);
+
+       ret = snd_soc_register_dai(&pdev->dev, &s3c_pcm_dai[pdev->id]);
+       if (ret != 0) {
+               dev_err(&pdev->dev, "failed to get pcm_clock\n");
+               goto err5;
+       }
+
+       s3c_pcm_stereo_in[pdev->id].dma_addr = mem_res->start
+                                                       + S3C_PCM_RXFIFO;
+       s3c_pcm_stereo_out[pdev->id].dma_addr = mem_res->start
+                                                       + S3C_PCM_TXFIFO;
+
+       s3c_pcm_stereo_in[pdev->id].channel = dmarx_res->start;
+       s3c_pcm_stereo_out[pdev->id].channel = dmatx_res->start;
+
+       pcm->dma_capture = &s3c_pcm_stereo_in[pdev->id];
+       pcm->dma_playback = &s3c_pcm_stereo_out[pdev->id];
+
+       return 0;
+
+err5:
+       clk_disable(pcm->pclk);
+       clk_put(pcm->pclk);
+err4:
+       iounmap(pcm->regs);
+err3:
+       release_mem_region(mem_res->start, resource_size(mem_res));
+err2:
+       clk_disable(pcm->cclk);
+       clk_put(pcm->cclk);
+err1:
+       return ret;
+}
+
+static __devexit int s3c_pcm_dev_remove(struct platform_device *pdev)
+{
+       struct s3c_pcm_info *pcm = &s3c_pcm[pdev->id];
+       struct resource *mem_res;
+
+       snd_soc_unregister_dai(&pdev->dev);
+
+       iounmap(pcm->regs);
+
+       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       release_mem_region(mem_res->start, resource_size(mem_res));
+
+       clk_disable(pcm->cclk);
+       clk_disable(pcm->pclk);
+       clk_put(pcm->pclk);
+       clk_put(pcm->cclk);
+
+       return 0;
+}
+
+static struct platform_driver s3c_pcm_driver = {
+       .probe  = s3c_pcm_dev_probe,
+       .remove = s3c_pcm_dev_remove,
+       .driver = {
+               .name = "samsung-pcm",
+               .owner = THIS_MODULE,
+       },
+};
+
+static int __init s3c_pcm_init(void)
+{
+       return platform_driver_register(&s3c_pcm_driver);
+}
+module_init(s3c_pcm_init);
+
+static void __exit s3c_pcm_exit(void)
+{
+       platform_driver_unregister(&s3c_pcm_driver);
+}
+module_exit(s3c_pcm_exit);
+
+/* Module information */
+MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");
+MODULE_DESCRIPTION("S3C PCM Controller Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:samsung-pcm");
diff --git a/sound/soc/samsung/pcm.h b/sound/soc/samsung/pcm.h
new file mode 100644 (file)
index 0000000..03393dc
--- /dev/null
@@ -0,0 +1,124 @@
+/*  sound/soc/samsung/pcm.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef __S3C_PCM_H
+#define __S3C_PCM_H __FILE__
+
+/*Register Offsets */
+#define S3C_PCM_CTL    (0x00)
+#define S3C_PCM_CLKCTL (0x04)
+#define S3C_PCM_TXFIFO (0x08)
+#define S3C_PCM_RXFIFO (0x0C)
+#define S3C_PCM_IRQCTL (0x10)
+#define S3C_PCM_IRQSTAT        (0x14)
+#define S3C_PCM_FIFOSTAT       (0x18)
+#define S3C_PCM_CLRINT (0x20)
+
+/* PCM_CTL Bit-Fields */
+#define S3C_PCM_CTL_TXDIPSTICK_MASK            (0x3f)
+#define S3C_PCM_CTL_TXDIPSTICK_SHIFT   (13)
+#define S3C_PCM_CTL_RXDIPSTICK_MASK            (0x3f)
+#define S3C_PCM_CTL_RXDIPSTICK_SHIFT   (7)
+#define S3C_PCM_CTL_TXDMA_EN           (0x1<<6)
+#define S3C_PCM_CTL_RXDMA_EN           (0x1<<5)
+#define S3C_PCM_CTL_TXMSB_AFTER_FSYNC  (0x1<<4)
+#define S3C_PCM_CTL_RXMSB_AFTER_FSYNC  (0x1<<3)
+#define S3C_PCM_CTL_TXFIFO_EN          (0x1<<2)
+#define S3C_PCM_CTL_RXFIFO_EN          (0x1<<1)
+#define S3C_PCM_CTL_ENABLE                     (0x1<<0)
+
+/* PCM_CLKCTL Bit-Fields */
+#define S3C_PCM_CLKCTL_SERCLK_EN               (0x1<<19)
+#define S3C_PCM_CLKCTL_SERCLKSEL_PCLK  (0x1<<18)
+#define S3C_PCM_CLKCTL_SCLKDIV_MASK            (0x1ff)
+#define S3C_PCM_CLKCTL_SYNCDIV_MASK            (0x1ff)
+#define S3C_PCM_CLKCTL_SCLKDIV_SHIFT   (9)
+#define S3C_PCM_CLKCTL_SYNCDIV_SHIFT   (0)
+
+/* PCM_TXFIFO Bit-Fields */
+#define S3C_PCM_TXFIFO_DVALID  (0x1<<16)
+#define S3C_PCM_TXFIFO_DATA_MSK        (0xffff<<0)
+
+/* PCM_RXFIFO Bit-Fields */
+#define S3C_PCM_RXFIFO_DVALID  (0x1<<16)
+#define S3C_PCM_RXFIFO_DATA_MSK        (0xffff<<0)
+
+/* PCM_IRQCTL Bit-Fields */
+#define S3C_PCM_IRQCTL_IRQEN           (0x1<<14)
+#define S3C_PCM_IRQCTL_WRDEN           (0x1<<12)
+#define S3C_PCM_IRQCTL_TXEMPTYEN               (0x1<<11)
+#define S3C_PCM_IRQCTL_TXALMSTEMPTYEN  (0x1<<10)
+#define S3C_PCM_IRQCTL_TXFULLEN                (0x1<<9)
+#define S3C_PCM_IRQCTL_TXALMSTFULLEN   (0x1<<8)
+#define S3C_PCM_IRQCTL_TXSTARVEN               (0x1<<7)
+#define S3C_PCM_IRQCTL_TXERROVRFLEN            (0x1<<6)
+#define S3C_PCM_IRQCTL_RXEMPTEN                (0x1<<5)
+#define S3C_PCM_IRQCTL_RXALMSTEMPTEN   (0x1<<4)
+#define S3C_PCM_IRQCTL_RXFULLEN                (0x1<<3)
+#define S3C_PCM_IRQCTL_RXALMSTFULLEN   (0x1<<2)
+#define S3C_PCM_IRQCTL_RXSTARVEN               (0x1<<1)
+#define S3C_PCM_IRQCTL_RXERROVRFLEN            (0x1<<0)
+
+/* PCM_IRQSTAT Bit-Fields */
+#define S3C_PCM_IRQSTAT_IRQPND         (0x1<<13)
+#define S3C_PCM_IRQSTAT_WRD_XFER               (0x1<<12)
+#define S3C_PCM_IRQSTAT_TXEMPTY                (0x1<<11)
+#define S3C_PCM_IRQSTAT_TXALMSTEMPTY   (0x1<<10)
+#define S3C_PCM_IRQSTAT_TXFULL         (0x1<<9)
+#define S3C_PCM_IRQSTAT_TXALMSTFULL            (0x1<<8)
+#define S3C_PCM_IRQSTAT_TXSTARV                (0x1<<7)
+#define S3C_PCM_IRQSTAT_TXERROVRFL             (0x1<<6)
+#define S3C_PCM_IRQSTAT_RXEMPT         (0x1<<5)
+#define S3C_PCM_IRQSTAT_RXALMSTEMPT            (0x1<<4)
+#define S3C_PCM_IRQSTAT_RXFULL         (0x1<<3)
+#define S3C_PCM_IRQSTAT_RXALMSTFULL            (0x1<<2)
+#define S3C_PCM_IRQSTAT_RXSTARV                (0x1<<1)
+#define S3C_PCM_IRQSTAT_RXERROVRFL             (0x1<<0)
+
+/* PCM_FIFOSTAT Bit-Fields */
+#define S3C_PCM_FIFOSTAT_TXCNT_MSK             (0x3f<<14)
+#define S3C_PCM_FIFOSTAT_TXFIFOEMPTY   (0x1<<13)
+#define S3C_PCM_FIFOSTAT_TXFIFOALMSTEMPTY      (0x1<<12)
+#define S3C_PCM_FIFOSTAT_TXFIFOFULL            (0x1<<11)
+#define S3C_PCM_FIFOSTAT_TXFIFOALMSTFULL       (0x1<<10)
+#define S3C_PCM_FIFOSTAT_RXCNT_MSK             (0x3f<<4)
+#define S3C_PCM_FIFOSTAT_RXFIFOEMPTY   (0x1<<3)
+#define S3C_PCM_FIFOSTAT_RXFIFOALMSTEMPTY      (0x1<<2)
+#define S3C_PCM_FIFOSTAT_RXFIFOFULL            (0x1<<1)
+#define S3C_PCM_FIFOSTAT_RXFIFOALMSTFULL       (0x1<<0)
+
+#define S3C_PCM_CLKSRC_PCLK    0
+#define S3C_PCM_CLKSRC_MUX     1
+
+#define S3C_PCM_SCLK_PER_FS    0
+
+/**
+ * struct s3c_pcm_info - S3C PCM Controller information
+ * @dev: The parent device passed to use from the probe.
+ * @regs: The pointer to the device register block.
+ * @dma_playback: DMA information for playback channel.
+ * @dma_capture: DMA information for capture channel.
+ */
+struct s3c_pcm_info {
+       spinlock_t lock;
+       struct device   *dev;
+       void __iomem    *regs;
+
+       unsigned int sclk_per_fs;
+
+       /* Whether to keep PCMSCLK enabled even when idle(no active xfer) */
+       unsigned int idleclk;
+
+       struct clk      *pclk;
+       struct clk      *cclk;
+
+       struct s3c_dma_params   *dma_playback;
+       struct s3c_dma_params   *dma_capture;
+};
+
+#endif /* __S3C_PCM_H */
diff --git a/sound/soc/samsung/regs-i2s-v2.h b/sound/soc/samsung/regs-i2s-v2.h
new file mode 100644 (file)
index 0000000..5e5e568
--- /dev/null
@@ -0,0 +1,115 @@
+/* linux/include/asm-arm/plat-s3c24xx/regs-s3c2412-iis.h
+ *
+ * Copyright 2007 Simtec Electronics <linux@simtec.co.uk>
+ *     http://armlinux.simtec.co.uk/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2412 IIS register definition
+*/
+
+#ifndef __ASM_ARCH_REGS_S3C2412_IIS_H
+#define __ASM_ARCH_REGS_S3C2412_IIS_H
+
+#define S3C2412_IISCON                 (0x00)
+#define S3C2412_IISMOD                 (0x04)
+#define S3C2412_IISFIC                 (0x08)
+#define S3C2412_IISPSR                 (0x0C)
+#define S3C2412_IISTXD                 (0x10)
+#define S3C2412_IISRXD                 (0x14)
+
+#define S5PC1XX_IISFICS                0x18
+#define S5PC1XX_IISTXDS                0x1C
+
+#define S5PC1XX_IISCON_SW_RST          (1 << 31)
+#define S5PC1XX_IISCON_FRXOFSTATUS     (1 << 26)
+#define S5PC1XX_IISCON_FRXORINTEN      (1 << 25)
+#define S5PC1XX_IISCON_FTXSURSTAT      (1 << 24)
+#define S5PC1XX_IISCON_FTXSURINTEN     (1 << 23)
+#define S5PC1XX_IISCON_TXSDMAPAUSE     (1 << 20)
+#define S5PC1XX_IISCON_TXSDMACTIVE     (1 << 18)
+
+#define S3C64XX_IISCON_FTXURSTATUS     (1 << 17)
+#define S3C64XX_IISCON_FTXURINTEN      (1 << 16)
+#define S3C64XX_IISCON_TXFIFO2_EMPTY   (1 << 15)
+#define S3C64XX_IISCON_TXFIFO1_EMPTY   (1 << 14)
+#define S3C64XX_IISCON_TXFIFO2_FULL    (1 << 13)
+#define S3C64XX_IISCON_TXFIFO1_FULL    (1 << 12)
+
+#define S3C2412_IISCON_LRINDEX         (1 << 11)
+#define S3C2412_IISCON_TXFIFO_EMPTY    (1 << 10)
+#define S3C2412_IISCON_RXFIFO_EMPTY    (1 << 9)
+#define S3C2412_IISCON_TXFIFO_FULL     (1 << 8)
+#define S3C2412_IISCON_RXFIFO_FULL     (1 << 7)
+#define S3C2412_IISCON_TXDMA_PAUSE     (1 << 6)
+#define S3C2412_IISCON_RXDMA_PAUSE     (1 << 5)
+#define S3C2412_IISCON_TXCH_PAUSE      (1 << 4)
+#define S3C2412_IISCON_RXCH_PAUSE      (1 << 3)
+#define S3C2412_IISCON_TXDMA_ACTIVE    (1 << 2)
+#define S3C2412_IISCON_RXDMA_ACTIVE    (1 << 1)
+#define S3C2412_IISCON_IIS_ACTIVE      (1 << 0)
+
+#define S5PC1XX_IISMOD_OPCLK_CDCLK_OUT (0 << 30)
+#define S5PC1XX_IISMOD_OPCLK_CDCLK_IN  (1 << 30)
+#define S5PC1XX_IISMOD_OPCLK_BCLK_OUT  (2 << 30)
+#define S5PC1XX_IISMOD_OPCLK_PCLK      (3 << 30)
+#define S5PC1XX_IISMOD_OPCLK_MASK      (3 << 30)
+#define S5PC1XX_IISMOD_TXS_IDMA                (1 << 28) /* Sec_TXFIFO use I-DMA */
+#define S5PC1XX_IISMOD_BLCS_MASK       0x3
+#define S5PC1XX_IISMOD_BLCS_SHIFT      26
+#define S5PC1XX_IISMOD_BLCP_MASK       0x3
+#define S5PC1XX_IISMOD_BLCP_SHIFT      24
+
+#define S3C64XX_IISMOD_C2DD_HHALF      (1 << 21) /* Discard Higher-half */
+#define S3C64XX_IISMOD_C2DD_LHALF      (1 << 20) /* Discard Lower-half */
+#define S3C64XX_IISMOD_C1DD_HHALF      (1 << 19)
+#define S3C64XX_IISMOD_C1DD_LHALF      (1 << 18)
+#define S3C64XX_IISMOD_DC2_EN          (1 << 17)
+#define S3C64XX_IISMOD_DC1_EN          (1 << 16)
+#define S3C64XX_IISMOD_BLC_16BIT       (0 << 13)
+#define S3C64XX_IISMOD_BLC_8BIT                (1 << 13)
+#define S3C64XX_IISMOD_BLC_24BIT       (2 << 13)
+#define S3C64XX_IISMOD_BLC_MASK                (3 << 13)
+
+#define S3C2412_IISMOD_IMS_SYSMUX      (1 << 10)
+#define S3C2412_IISMOD_SLAVE           (1 << 11)
+#define S3C2412_IISMOD_MODE_TXONLY     (0 << 8)
+#define S3C2412_IISMOD_MODE_RXONLY     (1 << 8)
+#define S3C2412_IISMOD_MODE_TXRX       (2 << 8)
+#define S3C2412_IISMOD_MODE_MASK       (3 << 8)
+#define S3C2412_IISMOD_LR_LLOW         (0 << 7)
+#define S3C2412_IISMOD_LR_RLOW         (1 << 7)
+#define S3C2412_IISMOD_SDF_IIS         (0 << 5)
+#define S3C2412_IISMOD_SDF_MSB         (1 << 5)
+#define S3C2412_IISMOD_SDF_LSB         (2 << 5)
+#define S3C2412_IISMOD_SDF_MASK                (3 << 5)
+#define S3C2412_IISMOD_RCLK_256FS      (0 << 3)
+#define S3C2412_IISMOD_RCLK_512FS      (1 << 3)
+#define S3C2412_IISMOD_RCLK_384FS      (2 << 3)
+#define S3C2412_IISMOD_RCLK_768FS      (3 << 3)
+#define S3C2412_IISMOD_RCLK_MASK       (3 << 3)
+#define S3C2412_IISMOD_BCLK_32FS       (0 << 1)
+#define S3C2412_IISMOD_BCLK_48FS       (1 << 1)
+#define S3C2412_IISMOD_BCLK_16FS       (2 << 1)
+#define S3C2412_IISMOD_BCLK_24FS       (3 << 1)
+#define S3C2412_IISMOD_BCLK_MASK       (3 << 1)
+#define S3C2412_IISMOD_8BIT            (1 << 0)
+
+#define S3C64XX_IISMOD_CDCLKCON                (1 << 12)
+
+#define S3C2412_IISPSR_PSREN           (1 << 15)
+
+#define S3C64XX_IISFIC_TX2COUNT(x)     (((x) >>  24) & 0xf)
+#define S3C64XX_IISFIC_TX1COUNT(x)     (((x) >>  16) & 0xf)
+
+#define S3C2412_IISFIC_TXFLUSH         (1 << 15)
+#define S3C2412_IISFIC_RXFLUSH         (1 << 7)
+#define S3C2412_IISFIC_TXCOUNT(x)      (((x) >>  8) & 0xf)
+#define S3C2412_IISFIC_RXCOUNT(x)      (((x) >>  0) & 0xf)
+
+#define S5PC1XX_IISFICS_TXFLUSH                (1 << 15)
+#define S5PC1XX_IISFICS_TXCOUNT(x)     (((x) >>  8) & 0x7f)
+
+#endif /* __ASM_ARCH_REGS_S3C2412_IIS_H */
diff --git a/sound/soc/samsung/rx1950_uda1380.c b/sound/soc/samsung/rx1950_uda1380.c
new file mode 100644 (file)
index 0000000..5a4587e
--- /dev/null
@@ -0,0 +1,319 @@
+/*
+ * rx1950.c  --  ALSA Soc Audio Layer
+ *
+ * Copyright (c) 2010 Vasily Khoruzhick <anarsoul@gmail.com>
+ *
+ * Based on smdk2440.c and magician.c
+ *
+ * Authors: Graeme Gregory graeme.gregory@wolfsonmicro.com
+ *          Philipp Zabel <philipp.zabel@gmail.com>
+ *          Denis Grigoriev <dgreenday@gmail.com>
+ *          Vasily Khoruzhick <anarsoul@gmail.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/clk.h>
+
+#include <sound/soc.h>
+#include <sound/uda1380.h>
+#include <sound/jack.h>
+
+#include <plat/regs-iis.h>
+
+#include <mach/regs-clock.h>
+
+#include <asm/mach-types.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+#include "../codecs/uda1380.h"
+
+static int rx1950_uda1380_init(struct snd_soc_pcm_runtime *rtd);
+static int rx1950_startup(struct snd_pcm_substream *substream);
+static int rx1950_hw_params(struct snd_pcm_substream *substream,
+                               struct snd_pcm_hw_params *params);
+static int rx1950_spk_power(struct snd_soc_dapm_widget *w,
+                               struct snd_kcontrol *kcontrol, int event);
+
+static unsigned int rates[] = {
+       16000,
+       44100,
+       48000,
+};
+
+static struct snd_pcm_hw_constraint_list hw_rates = {
+       .count = ARRAY_SIZE(rates),
+       .list = rates,
+       .mask = 0,
+};
+
+static struct snd_soc_jack hp_jack;
+
+static struct snd_soc_jack_pin hp_jack_pins[] = {
+       {
+               .pin    = "Headphone Jack",
+               .mask   = SND_JACK_HEADPHONE,
+       },
+       {
+               .pin    = "Speaker",
+               .mask   = SND_JACK_HEADPHONE,
+               .invert = 1,
+       },
+};
+
+static struct snd_soc_jack_gpio hp_jack_gpios[] = {
+       [0] = {
+               .gpio                   = S3C2410_GPG(12),
+               .name                   = "hp-gpio",
+               .report                 = SND_JACK_HEADPHONE,
+               .invert                 = 1,
+               .debounce_time          = 200,
+       },
+};
+
+static struct snd_soc_ops rx1950_ops = {
+       .startup        = rx1950_startup,
+       .hw_params      = rx1950_hw_params,
+};
+
+/* s3c24xx digital audio interface glue - connects codec <--> CPU */
+static struct snd_soc_dai_link rx1950_uda1380_dai[] = {
+       {
+               .name           = "uda1380",
+               .stream_name    = "UDA1380 Duplex",
+               .cpu_dai_name   = "s3c24xx-iis",
+               .codec_dai_name = "uda1380-hifi",
+               .init           = rx1950_uda1380_init,
+               .platform_name  = "samsung-audio",
+               .codec_name     = "uda1380-codec.0-001a",
+               .ops            = &rx1950_ops,
+       },
+};
+
+static struct snd_soc_card rx1950_asoc = {
+       .name = "rx1950",
+       .dai_link = rx1950_uda1380_dai,
+       .num_links = ARRAY_SIZE(rx1950_uda1380_dai),
+};
+
+/* rx1950 machine dapm widgets */
+static const struct snd_soc_dapm_widget uda1380_dapm_widgets[] = {
+       SND_SOC_DAPM_HP("Headphone Jack", NULL),
+       SND_SOC_DAPM_MIC("Mic Jack", NULL),
+       SND_SOC_DAPM_SPK("Speaker", rx1950_spk_power),
+};
+
+/* rx1950 machine audio_map */
+static const struct snd_soc_dapm_route audio_map[] = {
+       /* headphone connected to VOUTLHP, VOUTRHP */
+       {"Headphone Jack", NULL, "VOUTLHP"},
+       {"Headphone Jack", NULL, "VOUTRHP"},
+
+       /* ext speaker connected to VOUTL, VOUTR  */
+       {"Speaker", NULL, "VOUTL"},
+       {"Speaker", NULL, "VOUTR"},
+
+       /* mic is connected to VINM */
+       {"VINM", NULL, "Mic Jack"},
+};
+
+static struct platform_device *s3c24xx_snd_device;
+
+static int rx1950_startup(struct snd_pcm_substream *substream)
+{
+       struct snd_pcm_runtime *runtime = substream->runtime;
+
+       runtime->hw.rate_min = hw_rates.list[0];
+       runtime->hw.rate_max = hw_rates.list[hw_rates.count - 1];
+       runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
+
+       return snd_pcm_hw_constraint_list(runtime, 0,
+                                       SNDRV_PCM_HW_PARAM_RATE,
+                                       &hw_rates);
+}
+
+static int rx1950_spk_power(struct snd_soc_dapm_widget *w,
+                               struct snd_kcontrol *kcontrol, int event)
+{
+       if (SND_SOC_DAPM_EVENT_ON(event))
+               gpio_set_value(S3C2410_GPA(1), 1);
+       else
+               gpio_set_value(S3C2410_GPA(1), 0);
+
+       return 0;
+}
+
+static int rx1950_hw_params(struct snd_pcm_substream *substream,
+                               struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       int div;
+       int ret;
+       unsigned int rate = params_rate(params);
+       int clk_source, fs_mode;
+
+       switch (rate) {
+       case 16000:
+       case 48000:
+               clk_source = S3C24XX_CLKSRC_PCLK;
+               fs_mode = S3C2410_IISMOD_256FS;
+               div = s3c24xx_i2s_get_clockrate() / (256 * rate);
+               if (s3c24xx_i2s_get_clockrate() % (256 * rate) > (128 * rate))
+                       div++;
+               break;
+       case 44100:
+       case 88200:
+               clk_source = S3C24XX_CLKSRC_MPLL;
+               fs_mode = S3C2410_IISMOD_384FS;
+               div = 1;
+               break;
+       default:
+               printk(KERN_ERR "%s: rate %d is not supported\n",
+                       __func__, rate);
+               return -EINVAL;
+       }
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* set cpu DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+               SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* select clock source */
+       ret = snd_soc_dai_set_sysclk(cpu_dai, clk_source, rate,
+                       SND_SOC_CLOCK_OUT);
+       if (ret < 0)
+               return ret;
+
+       /* set MCLK division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
+               fs_mode);
+       if (ret < 0)
+               return ret;
+
+       /* set BCLK division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_BCLK,
+               S3C2410_IISMOD_32FS);
+       if (ret < 0)
+               return ret;
+
+       /* set prescaler division for sample rate */
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+               S3C24XX_PRESCALE(div, div));
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static int rx1950_uda1380_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+       int err;
+
+       /* Add rx1950 specific widgets */
+       err = snd_soc_dapm_new_controls(dapm, uda1380_dapm_widgets,
+                                 ARRAY_SIZE(uda1380_dapm_widgets));
+
+       if (err)
+               return err;
+
+       /* Set up rx1950 specific audio path audio_mapnects */
+       err = snd_soc_dapm_add_routes(dapm, audio_map,
+                                     ARRAY_SIZE(audio_map));
+
+       if (err)
+               return err;
+
+       snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
+       snd_soc_dapm_enable_pin(dapm, "Speaker");
+
+       snd_soc_dapm_sync(dapm);
+
+       snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,
+               &hp_jack);
+
+       snd_soc_jack_add_pins(&hp_jack, ARRAY_SIZE(hp_jack_pins),
+               hp_jack_pins);
+
+       snd_soc_jack_add_gpios(&hp_jack, ARRAY_SIZE(hp_jack_gpios),
+               hp_jack_gpios);
+
+       return 0;
+}
+
+static int __init rx1950_init(void)
+{
+       int ret;
+
+       if (!machine_is_rx1950())
+               return -ENODEV;
+
+       /* configure some gpios */
+       ret = gpio_request(S3C2410_GPA(1), "speaker-power");
+       if (ret)
+               goto err_gpio;
+
+       ret = gpio_direction_output(S3C2410_GPA(1), 0);
+       if (ret)
+               goto err_gpio_conf;
+
+       s3c24xx_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!s3c24xx_snd_device) {
+               ret = -ENOMEM;
+               goto err_plat_alloc;
+       }
+
+       platform_set_drvdata(s3c24xx_snd_device, &rx1950_asoc);
+       ret = platform_device_add(s3c24xx_snd_device);
+
+       if (ret) {
+               platform_device_put(s3c24xx_snd_device);
+               goto err_plat_add;
+       }
+
+       return 0;
+
+err_plat_add:
+err_plat_alloc:
+err_gpio_conf:
+       gpio_free(S3C2410_GPA(1));
+
+err_gpio:
+       return ret;
+}
+
+static void __exit rx1950_exit(void)
+{
+       platform_device_unregister(s3c24xx_snd_device);
+       snd_soc_jack_free_gpios(&hp_jack, ARRAY_SIZE(hp_jack_gpios),
+               hp_jack_gpios);
+       gpio_free(S3C2410_GPA(1));
+}
+
+module_init(rx1950_init);
+module_exit(rx1950_exit);
+
+/* Module information */
+MODULE_AUTHOR("Vasily Khoruzhick");
+MODULE_DESCRIPTION("ALSA SoC RX1950");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/s3c-i2s-v2.c b/sound/soc/samsung/s3c-i2s-v2.c
new file mode 100644 (file)
index 0000000..094f36e
--- /dev/null
@@ -0,0 +1,757 @@
+/* sound/soc/samsung/s3c-i2c-v2.c
+ *
+ * ALSA Soc Audio Layer - I2S core for newer Samsung SoCs.
+ *
+ * Copyright (c) 2006 Wolfson Microelectronics PLC.
+ *     Graeme Gregory graeme.gregory@wolfsonmicro.com
+ *     linux@wolfsonmicro.com
+ *
+ * Copyright (c) 2008, 2007, 2004-2005 Simtec Electronics
+ *     http://armlinux.simtec.co.uk/
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/delay.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include <mach/dma.h>
+
+#include "regs-i2s-v2.h"
+#include "s3c-i2s-v2.h"
+#include "dma.h"
+
+#undef S3C_IIS_V2_SUPPORTED
+
+#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) \
+       || defined(CONFIG_CPU_S5PV210)
+#define S3C_IIS_V2_SUPPORTED
+#endif
+
+#ifdef CONFIG_PLAT_S3C64XX
+#define S3C_IIS_V2_SUPPORTED
+#endif
+
+#ifndef S3C_IIS_V2_SUPPORTED
+#error Unsupported CPU model
+#endif
+
+#define S3C2412_I2S_DEBUG_CON 0
+
+static inline struct s3c_i2sv2_info *to_info(struct snd_soc_dai *cpu_dai)
+{
+       return snd_soc_dai_get_drvdata(cpu_dai);
+}
+
+#define bit_set(v, b) (((v) & (b)) ? 1 : 0)
+
+#if S3C2412_I2S_DEBUG_CON
+static void dbg_showcon(const char *fn, u32 con)
+{
+       printk(KERN_DEBUG "%s: LRI=%d, TXFEMPT=%d, RXFEMPT=%d, TXFFULL=%d, RXFFULL=%d\n", fn,
+              bit_set(con, S3C2412_IISCON_LRINDEX),
+              bit_set(con, S3C2412_IISCON_TXFIFO_EMPTY),
+              bit_set(con, S3C2412_IISCON_RXFIFO_EMPTY),
+              bit_set(con, S3C2412_IISCON_TXFIFO_FULL),
+              bit_set(con, S3C2412_IISCON_RXFIFO_FULL));
+
+       printk(KERN_DEBUG "%s: PAUSE: TXDMA=%d, RXDMA=%d, TXCH=%d, RXCH=%d\n",
+              fn,
+              bit_set(con, S3C2412_IISCON_TXDMA_PAUSE),
+              bit_set(con, S3C2412_IISCON_RXDMA_PAUSE),
+              bit_set(con, S3C2412_IISCON_TXCH_PAUSE),
+              bit_set(con, S3C2412_IISCON_RXCH_PAUSE));
+       printk(KERN_DEBUG "%s: ACTIVE: TXDMA=%d, RXDMA=%d, IIS=%d\n", fn,
+              bit_set(con, S3C2412_IISCON_TXDMA_ACTIVE),
+              bit_set(con, S3C2412_IISCON_RXDMA_ACTIVE),
+              bit_set(con, S3C2412_IISCON_IIS_ACTIVE));
+}
+#else
+static inline void dbg_showcon(const char *fn, u32 con)
+{
+}
+#endif
+
+
+/* Turn on or off the transmission path. */
+static void s3c2412_snd_txctrl(struct s3c_i2sv2_info *i2s, int on)
+{
+       void __iomem *regs = i2s->regs;
+       u32 fic, con, mod;
+
+       pr_debug("%s(%d)\n", __func__, on);
+
+       fic = readl(regs + S3C2412_IISFIC);
+       con = readl(regs + S3C2412_IISCON);
+       mod = readl(regs + S3C2412_IISMOD);
+
+       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
+
+       if (on) {
+               con |= S3C2412_IISCON_TXDMA_ACTIVE | S3C2412_IISCON_IIS_ACTIVE;
+               con &= ~S3C2412_IISCON_TXDMA_PAUSE;
+               con &= ~S3C2412_IISCON_TXCH_PAUSE;
+
+               switch (mod & S3C2412_IISMOD_MODE_MASK) {
+               case S3C2412_IISMOD_MODE_TXONLY:
+               case S3C2412_IISMOD_MODE_TXRX:
+                       /* do nothing, we are in the right mode */
+                       break;
+
+               case S3C2412_IISMOD_MODE_RXONLY:
+                       mod &= ~S3C2412_IISMOD_MODE_MASK;
+                       mod |= S3C2412_IISMOD_MODE_TXRX;
+                       break;
+
+               default:
+                       dev_err(i2s->dev, "TXEN: Invalid MODE %x in IISMOD\n",
+                               mod & S3C2412_IISMOD_MODE_MASK);
+                       break;
+               }
+
+               writel(con, regs + S3C2412_IISCON);
+               writel(mod, regs + S3C2412_IISMOD);
+       } else {
+               /* Note, we do not have any indication that the FIFO problems
+                * tha the S3C2410/2440 had apply here, so we should be able
+                * to disable the DMA and TX without resetting the FIFOS.
+                */
+
+               con |=  S3C2412_IISCON_TXDMA_PAUSE;
+               con |=  S3C2412_IISCON_TXCH_PAUSE;
+               con &= ~S3C2412_IISCON_TXDMA_ACTIVE;
+
+               switch (mod & S3C2412_IISMOD_MODE_MASK) {
+               case S3C2412_IISMOD_MODE_TXRX:
+                       mod &= ~S3C2412_IISMOD_MODE_MASK;
+                       mod |= S3C2412_IISMOD_MODE_RXONLY;
+                       break;
+
+               case S3C2412_IISMOD_MODE_TXONLY:
+                       mod &= ~S3C2412_IISMOD_MODE_MASK;
+                       con &= ~S3C2412_IISCON_IIS_ACTIVE;
+                       break;
+
+               default:
+                       dev_err(i2s->dev, "TXDIS: Invalid MODE %x in IISMOD\n",
+                               mod & S3C2412_IISMOD_MODE_MASK);
+                       break;
+               }
+
+               writel(mod, regs + S3C2412_IISMOD);
+               writel(con, regs + S3C2412_IISCON);
+       }
+
+       fic = readl(regs + S3C2412_IISFIC);
+       dbg_showcon(__func__, con);
+       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
+}
+
+static void s3c2412_snd_rxctrl(struct s3c_i2sv2_info *i2s, int on)
+{
+       void __iomem *regs = i2s->regs;
+       u32 fic, con, mod;
+
+       pr_debug("%s(%d)\n", __func__, on);
+
+       fic = readl(regs + S3C2412_IISFIC);
+       con = readl(regs + S3C2412_IISCON);
+       mod = readl(regs + S3C2412_IISMOD);
+
+       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
+
+       if (on) {
+               con |= S3C2412_IISCON_RXDMA_ACTIVE | S3C2412_IISCON_IIS_ACTIVE;
+               con &= ~S3C2412_IISCON_RXDMA_PAUSE;
+               con &= ~S3C2412_IISCON_RXCH_PAUSE;
+
+               switch (mod & S3C2412_IISMOD_MODE_MASK) {
+               case S3C2412_IISMOD_MODE_TXRX:
+               case S3C2412_IISMOD_MODE_RXONLY:
+                       /* do nothing, we are in the right mode */
+                       break;
+
+               case S3C2412_IISMOD_MODE_TXONLY:
+                       mod &= ~S3C2412_IISMOD_MODE_MASK;
+                       mod |= S3C2412_IISMOD_MODE_TXRX;
+                       break;
+
+               default:
+                       dev_err(i2s->dev, "RXEN: Invalid MODE %x in IISMOD\n",
+                               mod & S3C2412_IISMOD_MODE_MASK);
+               }
+
+               writel(mod, regs + S3C2412_IISMOD);
+               writel(con, regs + S3C2412_IISCON);
+       } else {
+               /* See txctrl notes on FIFOs. */
+
+               con &= ~S3C2412_IISCON_RXDMA_ACTIVE;
+               con |=  S3C2412_IISCON_RXDMA_PAUSE;
+               con |=  S3C2412_IISCON_RXCH_PAUSE;
+
+               switch (mod & S3C2412_IISMOD_MODE_MASK) {
+               case S3C2412_IISMOD_MODE_RXONLY:
+                       con &= ~S3C2412_IISCON_IIS_ACTIVE;
+                       mod &= ~S3C2412_IISMOD_MODE_MASK;
+                       break;
+
+               case S3C2412_IISMOD_MODE_TXRX:
+                       mod &= ~S3C2412_IISMOD_MODE_MASK;
+                       mod |= S3C2412_IISMOD_MODE_TXONLY;
+                       break;
+
+               default:
+                       dev_err(i2s->dev, "RXDIS: Invalid MODE %x in IISMOD\n",
+                               mod & S3C2412_IISMOD_MODE_MASK);
+               }
+
+               writel(con, regs + S3C2412_IISCON);
+               writel(mod, regs + S3C2412_IISMOD);
+       }
+
+       fic = readl(regs + S3C2412_IISFIC);
+       pr_debug("%s: IIS: CON=%x MOD=%x FIC=%x\n", __func__, con, mod, fic);
+}
+
+#define msecs_to_loops(t) (loops_per_jiffy / 1000 * HZ * t)
+
+/*
+ * Wait for the LR signal to allow synchronisation to the L/R clock
+ * from the codec. May only be needed for slave mode.
+ */
+static int s3c2412_snd_lrsync(struct s3c_i2sv2_info *i2s)
+{
+       u32 iiscon;
+       unsigned long loops = msecs_to_loops(5);
+
+       pr_debug("Entered %s\n", __func__);
+
+       while (--loops) {
+               iiscon = readl(i2s->regs + S3C2412_IISCON);
+               if (iiscon & S3C2412_IISCON_LRINDEX)
+                       break;
+
+               cpu_relax();
+       }
+
+       if (!loops) {
+               printk(KERN_ERR "%s: timeout\n", __func__);
+               return -ETIMEDOUT;
+       }
+
+       return 0;
+}
+
+/*
+ * Set S3C2412 I2S DAI format
+ */
+static int s3c2412_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
+                              unsigned int fmt)
+{
+       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       iismod = readl(i2s->regs + S3C2412_IISMOD);
+       pr_debug("hw_params r: IISMOD: %x \n", iismod);
+
+       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+       case SND_SOC_DAIFMT_CBM_CFM:
+               i2s->master = 0;
+               iismod |= S3C2412_IISMOD_SLAVE;
+               break;
+       case SND_SOC_DAIFMT_CBS_CFS:
+               i2s->master = 1;
+               iismod &= ~S3C2412_IISMOD_SLAVE;
+               break;
+       default:
+               pr_err("unknwon master/slave format\n");
+               return -EINVAL;
+       }
+
+       iismod &= ~S3C2412_IISMOD_SDF_MASK;
+
+       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+       case SND_SOC_DAIFMT_RIGHT_J:
+               iismod |= S3C2412_IISMOD_LR_RLOW;
+               iismod |= S3C2412_IISMOD_SDF_MSB;
+               break;
+       case SND_SOC_DAIFMT_LEFT_J:
+               iismod |= S3C2412_IISMOD_LR_RLOW;
+               iismod |= S3C2412_IISMOD_SDF_LSB;
+               break;
+       case SND_SOC_DAIFMT_I2S:
+               iismod &= ~S3C2412_IISMOD_LR_RLOW;
+               iismod |= S3C2412_IISMOD_SDF_IIS;
+               break;
+       default:
+               pr_err("Unknown data format\n");
+               return -EINVAL;
+       }
+
+       writel(iismod, i2s->regs + S3C2412_IISMOD);
+       pr_debug("hw_params w: IISMOD: %x \n", iismod);
+       return 0;
+}
+
+static int s3c_i2sv2_hw_params(struct snd_pcm_substream *substream,
+                                struct snd_pcm_hw_params *params,
+                                struct snd_soc_dai *dai)
+{
+       struct s3c_i2sv2_info *i2s = to_info(dai);
+       struct s3c_dma_params *dma_data;
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               dma_data = i2s->dma_playback;
+       else
+               dma_data = i2s->dma_capture;
+
+       snd_soc_dai_set_dma_data(dai, substream, dma_data);
+
+       /* Working copies of register */
+       iismod = readl(i2s->regs + S3C2412_IISMOD);
+       pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
+
+       iismod &= ~S3C64XX_IISMOD_BLC_MASK;
+       /* Sample size */
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S8:
+               iismod |= S3C64XX_IISMOD_BLC_8BIT;
+               break;
+       case SNDRV_PCM_FORMAT_S16_LE:
+               break;
+       case SNDRV_PCM_FORMAT_S24_LE:
+               iismod |= S3C64XX_IISMOD_BLC_24BIT;
+               break;
+       }
+
+       writel(iismod, i2s->regs + S3C2412_IISMOD);
+       pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
+
+       return 0;
+}
+
+static int s3c_i2sv2_set_sysclk(struct snd_soc_dai *cpu_dai,
+                                 int clk_id, unsigned int freq, int dir)
+{
+       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
+       u32 iismod = readl(i2s->regs + S3C2412_IISMOD);
+
+       pr_debug("Entered %s\n", __func__);
+       pr_debug("%s r: IISMOD: %x\n", __func__, iismod);
+
+       switch (clk_id) {
+       case S3C_I2SV2_CLKSRC_PCLK:
+               iismod &= ~S3C2412_IISMOD_IMS_SYSMUX;
+               break;
+
+       case S3C_I2SV2_CLKSRC_AUDIOBUS:
+               iismod |= S3C2412_IISMOD_IMS_SYSMUX;
+               break;
+
+       case S3C_I2SV2_CLKSRC_CDCLK:
+               /* Error if controller doesn't have the CDCLKCON bit */
+               if (!(i2s->feature & S3C_FEATURE_CDCLKCON))
+                       return -EINVAL;
+
+               switch (dir) {
+               case SND_SOC_CLOCK_IN:
+                       iismod |= S3C64XX_IISMOD_CDCLKCON;
+                       break;
+               case SND_SOC_CLOCK_OUT:
+                       iismod &= ~S3C64XX_IISMOD_CDCLKCON;
+                       break;
+               default:
+                       return -EINVAL;
+               }
+               break;
+
+       default:
+               return -EINVAL;
+       }
+
+       writel(iismod, i2s->regs + S3C2412_IISMOD);
+       pr_debug("%s w: IISMOD: %x\n", __func__, iismod);
+
+       return 0;
+}
+
+static int s3c2412_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
+                              struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct s3c_i2sv2_info *i2s = to_info(rtd->cpu_dai);
+       int capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);
+       unsigned long irqs;
+       int ret = 0;
+       struct s3c_dma_params *dma_data =
+               snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+       pr_debug("Entered %s\n", __func__);
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+               /* On start, ensure that the FIFOs are cleared and reset. */
+
+               writel(capture ? S3C2412_IISFIC_RXFLUSH : S3C2412_IISFIC_TXFLUSH,
+                      i2s->regs + S3C2412_IISFIC);
+
+               /* clear again, just in case */
+               writel(0x0, i2s->regs + S3C2412_IISFIC);
+
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               if (!i2s->master) {
+                       ret = s3c2412_snd_lrsync(i2s);
+                       if (ret)
+                               goto exit_err;
+               }
+
+               local_irq_save(irqs);
+
+               if (capture)
+                       s3c2412_snd_rxctrl(i2s, 1);
+               else
+                       s3c2412_snd_txctrl(i2s, 1);
+
+               local_irq_restore(irqs);
+
+               /*
+                * Load the next buffer to DMA to meet the reqirement
+                * of the auto reload mechanism of S3C24XX.
+                * This call won't bother S3C64XX.
+                */
+               s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
+
+               break;
+
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               local_irq_save(irqs);
+
+               if (capture)
+                       s3c2412_snd_rxctrl(i2s, 0);
+               else
+                       s3c2412_snd_txctrl(i2s, 0);
+
+               local_irq_restore(irqs);
+               break;
+       default:
+               ret = -EINVAL;
+               break;
+       }
+
+exit_err:
+       return ret;
+}
+
+/*
+ * Set S3C2412 Clock dividers
+ */
+static int s3c2412_i2s_set_clkdiv(struct snd_soc_dai *cpu_dai,
+                                 int div_id, int div)
+{
+       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
+       u32 reg;
+
+       pr_debug("%s(%p, %d, %d)\n", __func__, cpu_dai, div_id, div);
+
+       switch (div_id) {
+       case S3C_I2SV2_DIV_BCLK:
+               switch (div) {
+               case 16:
+                       div = S3C2412_IISMOD_BCLK_16FS;
+                       break;
+
+               case 32:
+                       div = S3C2412_IISMOD_BCLK_32FS;
+                       break;
+
+               case 24:
+                       div = S3C2412_IISMOD_BCLK_24FS;
+                       break;
+
+               case 48:
+                       div = S3C2412_IISMOD_BCLK_48FS;
+                       break;
+
+               default:
+                       return -EINVAL;
+               }
+
+               reg = readl(i2s->regs + S3C2412_IISMOD);
+               reg &= ~S3C2412_IISMOD_BCLK_MASK;
+               writel(reg | div, i2s->regs + S3C2412_IISMOD);
+
+               pr_debug("%s: MOD=%08x\n", __func__, readl(i2s->regs + S3C2412_IISMOD));
+               break;
+
+       case S3C_I2SV2_DIV_RCLK:
+               switch (div) {
+               case 256:
+                       div = S3C2412_IISMOD_RCLK_256FS;
+                       break;
+
+               case 384:
+                       div = S3C2412_IISMOD_RCLK_384FS;
+                       break;
+
+               case 512:
+                       div = S3C2412_IISMOD_RCLK_512FS;
+                       break;
+
+               case 768:
+                       div = S3C2412_IISMOD_RCLK_768FS;
+                       break;
+
+               default:
+                       return -EINVAL;
+               }
+
+               reg = readl(i2s->regs + S3C2412_IISMOD);
+               reg &= ~S3C2412_IISMOD_RCLK_MASK;
+               writel(reg | div, i2s->regs + S3C2412_IISMOD);
+               pr_debug("%s: MOD=%08x\n", __func__, readl(i2s->regs + S3C2412_IISMOD));
+               break;
+
+       case S3C_I2SV2_DIV_PRESCALER:
+               if (div >= 0) {
+                       writel((div << 8) | S3C2412_IISPSR_PSREN,
+                              i2s->regs + S3C2412_IISPSR);
+               } else {
+                       writel(0x0, i2s->regs + S3C2412_IISPSR);
+               }
+               pr_debug("%s: PSR=%08x\n", __func__, readl(i2s->regs + S3C2412_IISPSR));
+               break;
+
+       default:
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static snd_pcm_sframes_t s3c2412_i2s_delay(struct snd_pcm_substream *substream,
+                                          struct snd_soc_dai *dai)
+{
+       struct s3c_i2sv2_info *i2s = to_info(dai);
+       u32 reg = readl(i2s->regs + S3C2412_IISFIC);
+       snd_pcm_sframes_t delay;
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               delay = S3C2412_IISFIC_TXCOUNT(reg);
+       else
+               delay = S3C2412_IISFIC_RXCOUNT(reg);
+
+       return delay;
+}
+
+struct clk *s3c_i2sv2_get_clock(struct snd_soc_dai *cpu_dai)
+{
+       struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
+       u32 iismod = readl(i2s->regs + S3C2412_IISMOD);
+
+       if (iismod & S3C2412_IISMOD_IMS_SYSMUX)
+               return i2s->iis_cclk;
+       else
+               return i2s->iis_pclk;
+}
+EXPORT_SYMBOL_GPL(s3c_i2sv2_get_clock);
+
+/* default table of all avaialable root fs divisors */
+static unsigned int iis_fs_tab[] = { 256, 512, 384, 768 };
+
+int s3c_i2sv2_iis_calc_rate(struct s3c_i2sv2_rate_calc *info,
+                           unsigned int *fstab,
+                           unsigned int rate, struct clk *clk)
+{
+       unsigned long clkrate = clk_get_rate(clk);
+       unsigned int div;
+       unsigned int fsclk;
+       unsigned int actual;
+       unsigned int fs;
+       unsigned int fsdiv;
+       signed int deviation = 0;
+       unsigned int best_fs = 0;
+       unsigned int best_div = 0;
+       unsigned int best_rate = 0;
+       unsigned int best_deviation = INT_MAX;
+
+       pr_debug("Input clock rate %ldHz\n", clkrate);
+
+       if (fstab == NULL)
+               fstab = iis_fs_tab;
+
+       for (fs = 0; fs < ARRAY_SIZE(iis_fs_tab); fs++) {
+               fsdiv = iis_fs_tab[fs];
+
+               fsclk = clkrate / fsdiv;
+               div = fsclk / rate;
+
+               if ((fsclk % rate) > (rate / 2))
+                       div++;
+
+               if (div <= 1)
+                       continue;
+
+               actual = clkrate / (fsdiv * div);
+               deviation = actual - rate;
+
+               printk(KERN_DEBUG "%ufs: div %u => result %u, deviation %d\n",
+                      fsdiv, div, actual, deviation);
+
+               deviation = abs(deviation);
+
+               if (deviation < best_deviation) {
+                       best_fs = fsdiv;
+                       best_div = div;
+                       best_rate = actual;
+                       best_deviation = deviation;
+               }
+
+               if (deviation == 0)
+                       break;
+       }
+
+       printk(KERN_DEBUG "best: fs=%u, div=%u, rate=%u\n",
+              best_fs, best_div, best_rate);
+
+       info->fs_div = best_fs;
+       info->clk_div = best_div;
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(s3c_i2sv2_iis_calc_rate);
+
+int s3c_i2sv2_probe(struct snd_soc_dai *dai,
+                   struct s3c_i2sv2_info *i2s,
+                   unsigned long base)
+{
+       struct device *dev = dai->dev;
+       unsigned int iismod;
+
+       i2s->dev = dev;
+
+       /* record our i2s structure for later use in the callbacks */
+       snd_soc_dai_set_drvdata(dai, i2s);
+
+       i2s->regs = ioremap(base, 0x100);
+       if (i2s->regs == NULL) {
+               dev_err(dev, "cannot ioremap registers\n");
+               return -ENXIO;
+       }
+
+       i2s->iis_pclk = clk_get(dev, "iis");
+       if (IS_ERR(i2s->iis_pclk)) {
+               dev_err(dev, "failed to get iis_clock\n");
+               iounmap(i2s->regs);
+               return -ENOENT;
+       }
+
+       clk_enable(i2s->iis_pclk);
+
+       /* Mark ourselves as in TXRX mode so we can run through our cleanup
+        * process without warnings. */
+       iismod = readl(i2s->regs + S3C2412_IISMOD);
+       iismod |= S3C2412_IISMOD_MODE_TXRX;
+       writel(iismod, i2s->regs + S3C2412_IISMOD);
+       s3c2412_snd_txctrl(i2s, 0);
+       s3c2412_snd_rxctrl(i2s, 0);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(s3c_i2sv2_probe);
+
+#ifdef CONFIG_PM
+static int s3c2412_i2s_suspend(struct snd_soc_dai *dai)
+{
+       struct s3c_i2sv2_info *i2s = to_info(dai);
+       u32 iismod;
+
+       if (dai->active) {
+               i2s->suspend_iismod = readl(i2s->regs + S3C2412_IISMOD);
+               i2s->suspend_iiscon = readl(i2s->regs + S3C2412_IISCON);
+               i2s->suspend_iispsr = readl(i2s->regs + S3C2412_IISPSR);
+
+               /* some basic suspend checks */
+
+               iismod = readl(i2s->regs + S3C2412_IISMOD);
+
+               if (iismod & S3C2412_IISCON_RXDMA_ACTIVE)
+                       pr_warning("%s: RXDMA active?\n", __func__);
+
+               if (iismod & S3C2412_IISCON_TXDMA_ACTIVE)
+                       pr_warning("%s: TXDMA active?\n", __func__);
+
+               if (iismod & S3C2412_IISCON_IIS_ACTIVE)
+                       pr_warning("%s: IIS active\n", __func__);
+       }
+
+       return 0;
+}
+
+static int s3c2412_i2s_resume(struct snd_soc_dai *dai)
+{
+       struct s3c_i2sv2_info *i2s = to_info(dai);
+
+       pr_info("dai_active %d, IISMOD %08x, IISCON %08x\n",
+               dai->active, i2s->suspend_iismod, i2s->suspend_iiscon);
+
+       if (dai->active) {
+               writel(i2s->suspend_iiscon, i2s->regs + S3C2412_IISCON);
+               writel(i2s->suspend_iismod, i2s->regs + S3C2412_IISMOD);
+               writel(i2s->suspend_iispsr, i2s->regs + S3C2412_IISPSR);
+
+               writel(S3C2412_IISFIC_RXFLUSH | S3C2412_IISFIC_TXFLUSH,
+                      i2s->regs + S3C2412_IISFIC);
+
+               ndelay(250);
+               writel(0x0, i2s->regs + S3C2412_IISFIC);
+       }
+
+       return 0;
+}
+#else
+#define s3c2412_i2s_suspend NULL
+#define s3c2412_i2s_resume  NULL
+#endif
+
+int s3c_i2sv2_register_dai(struct device *dev, int id,
+               struct snd_soc_dai_driver *drv)
+{
+       struct snd_soc_dai_ops *ops = drv->ops;
+
+       ops->trigger = s3c2412_i2s_trigger;
+       if (!ops->hw_params)
+               ops->hw_params = s3c_i2sv2_hw_params;
+       ops->set_fmt = s3c2412_i2s_set_fmt;
+       ops->set_clkdiv = s3c2412_i2s_set_clkdiv;
+       ops->set_sysclk = s3c_i2sv2_set_sysclk;
+
+       /* Allow overriding by (for example) IISv4 */
+       if (!ops->delay)
+               ops->delay = s3c2412_i2s_delay;
+
+       drv->suspend = s3c2412_i2s_suspend;
+       drv->resume = s3c2412_i2s_resume;
+
+       return snd_soc_register_dai(dev, drv);
+}
+EXPORT_SYMBOL_GPL(s3c_i2sv2_register_dai);
+
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/s3c-i2s-v2.h b/sound/soc/samsung/s3c-i2s-v2.h
new file mode 100644 (file)
index 0000000..f8297d9
--- /dev/null
@@ -0,0 +1,106 @@
+/* sound/soc/samsung/s3c-i2s-v2.h
+ *
+ * ALSA Soc Audio Layer - S3C_I2SV2 I2S driver
+ *
+ * Copyright (c) 2007 Simtec Electronics
+ *     http://armlinux.simtec.co.uk/
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+*/
+
+/* This code is the core support for the I2S block found in a number of
+ * Samsung SoC devices which is unofficially named I2S-V2. Currently the
+ * S3C2412 and the S3C64XX series use this block to provide 1 or 2 I2S
+ * channels via configurable GPIO.
+ */
+
+#ifndef __SND_SOC_S3C24XX_S3C_I2SV2_I2S_H
+#define __SND_SOC_S3C24XX_S3C_I2SV2_I2S_H __FILE__
+
+#define S3C_I2SV2_DIV_BCLK     (1)
+#define S3C_I2SV2_DIV_RCLK     (2)
+#define S3C_I2SV2_DIV_PRESCALER        (3)
+
+#define S3C_I2SV2_CLKSRC_PCLK          0
+#define S3C_I2SV2_CLKSRC_AUDIOBUS      1
+#define S3C_I2SV2_CLKSRC_CDCLK         2
+
+/* Set this flag for I2S controllers that have the bit IISMOD[12]
+ * bridge/break RCLK signal and external Xi2sCDCLK pin.
+ */
+#define S3C_FEATURE_CDCLKCON   (1 << 0)
+
+/**
+ * struct s3c_i2sv2_info - S3C I2S-V2 information
+ * @dev: The parent device passed to use from the probe.
+ * @regs: The pointer to the device registe block.
+ * @feature: Set of bit-flags indicating features of the controller.
+ * @master: True if the I2S core is the I2S bit clock master.
+ * @dma_playback: DMA information for playback channel.
+ * @dma_capture: DMA information for capture channel.
+ * @suspend_iismod: PM save for the IISMOD register.
+ * @suspend_iiscon: PM save for the IISCON register.
+ * @suspend_iispsr: PM save for the IISPSR register.
+ *
+ * This is the private codec state for the hardware associated with an
+ * I2S channel such as the register mappings and clock sources.
+ */
+struct s3c_i2sv2_info {
+       struct device   *dev;
+       void __iomem    *regs;
+
+       u32             feature;
+
+       struct clk      *iis_pclk;
+       struct clk      *iis_cclk;
+
+       unsigned char    master;
+
+       struct s3c_dma_params   *dma_playback;
+       struct s3c_dma_params   *dma_capture;
+
+       u32              suspend_iismod;
+       u32              suspend_iiscon;
+       u32              suspend_iispsr;
+
+       unsigned long   base;
+};
+
+extern struct clk *s3c_i2sv2_get_clock(struct snd_soc_dai *cpu_dai);
+
+struct s3c_i2sv2_rate_calc {
+       unsigned int    clk_div;        /* for prescaler */
+       unsigned int    fs_div;         /* for root frame clock */
+};
+
+extern int s3c_i2sv2_iis_calc_rate(struct s3c_i2sv2_rate_calc *info,
+                                  unsigned int *fstab,
+                                  unsigned int rate, struct clk *clk);
+
+/**
+ * s3c_i2sv2_probe - probe for i2s device helper
+ * @dai: The ASoC DAI structure supplied to the original probe.
+ * @i2s: Our local i2s structure to fill in.
+ * @base: The base address for the registers.
+ */
+extern int s3c_i2sv2_probe(struct snd_soc_dai *dai,
+                          struct s3c_i2sv2_info *i2s,
+                          unsigned long base);
+
+/**
+ * s3c_i2sv2_register_dai - register dai with soc core
+ * @dev: DAI device
+ * @id: DAI ID
+ * @drv: The driver structure to register
+ *
+ * Fill in any missing fields and then register the given dai with the
+ * soc core.
+ */
+extern int s3c_i2sv2_register_dai(struct device *dev, int id,
+               struct snd_soc_dai_driver *drv);
+
+#endif /* __SND_SOC_S3C24XX_S3C_I2SV2_I2S_H */
diff --git a/sound/soc/samsung/s3c2412-i2s.c b/sound/soc/samsung/s3c2412-i2s.c
new file mode 100644 (file)
index 0000000..7ea8378
--- /dev/null
@@ -0,0 +1,212 @@
+/* sound/soc/samsung/s3c2412-i2s.c
+ *
+ * ALSA Soc Audio Layer - S3C2412 I2S driver
+ *
+ * Copyright (c) 2006 Wolfson Microelectronics PLC.
+ *     Graeme Gregory graeme.gregory@wolfsonmicro.com
+ *     linux@wolfsonmicro.com
+ *
+ * Copyright (c) 2007, 2004-2005 Simtec Electronics
+ *     http://armlinux.simtec.co.uk/
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/clk.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc.h>
+#include <mach/hardware.h>
+
+#include <mach/regs-gpio.h>
+#include <mach/dma.h>
+
+#include "dma.h"
+#include "regs-i2s-v2.h"
+#include "s3c2412-i2s.h"
+
+#define S3C2412_I2S_DEBUG 0
+
+static struct s3c2410_dma_client s3c2412_dma_client_out = {
+       .name           = "I2S PCM Stereo out"
+};
+
+static struct s3c2410_dma_client s3c2412_dma_client_in = {
+       .name           = "I2S PCM Stereo in"
+};
+
+static struct s3c_dma_params s3c2412_i2s_pcm_stereo_out = {
+       .client         = &s3c2412_dma_client_out,
+       .channel        = DMACH_I2S_OUT,
+       .dma_addr       = S3C2410_PA_IIS + S3C2412_IISTXD,
+       .dma_size       = 4,
+};
+
+static struct s3c_dma_params s3c2412_i2s_pcm_stereo_in = {
+       .client         = &s3c2412_dma_client_in,
+       .channel        = DMACH_I2S_IN,
+       .dma_addr       = S3C2410_PA_IIS + S3C2412_IISRXD,
+       .dma_size       = 4,
+};
+
+static struct s3c_i2sv2_info s3c2412_i2s;
+
+static int s3c2412_i2s_probe(struct snd_soc_dai *dai)
+{
+       int ret;
+
+       pr_debug("Entered %s\n", __func__);
+
+       ret = s3c_i2sv2_probe(dai, &s3c2412_i2s, S3C2410_PA_IIS);
+       if (ret)
+               return ret;
+
+       s3c2412_i2s.dma_capture = &s3c2412_i2s_pcm_stereo_in;
+       s3c2412_i2s.dma_playback = &s3c2412_i2s_pcm_stereo_out;
+
+       s3c2412_i2s.iis_cclk = clk_get(dai->dev, "i2sclk");
+       if (s3c2412_i2s.iis_cclk == NULL) {
+               pr_err("failed to get i2sclk clock\n");
+               iounmap(s3c2412_i2s.regs);
+               return -ENODEV;
+       }
+
+       /* Set MPLL as the source for IIS CLK */
+
+       clk_set_parent(s3c2412_i2s.iis_cclk, clk_get(NULL, "mpll"));
+       clk_enable(s3c2412_i2s.iis_cclk);
+
+       s3c2412_i2s.iis_cclk = s3c2412_i2s.iis_pclk;
+
+       /* Configure the I2S pins in correct mode */
+       s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_I2SLRCK);
+       s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_I2SSCLK);
+       s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_CDCLK);
+       s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_I2SSDI);
+       s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_I2SSDO);
+
+       return 0;
+}
+
+static int s3c2412_i2s_remove(struct snd_soc_dai *dai)
+{
+       clk_disable(s3c2412_i2s.iis_cclk);
+       clk_put(s3c2412_i2s.iis_cclk);
+       iounmap(s3c2412_i2s.regs);
+
+       return 0;
+}
+
+static int s3c2412_i2s_hw_params(struct snd_pcm_substream *substream,
+                                struct snd_pcm_hw_params *params,
+                                struct snd_soc_dai *cpu_dai)
+{
+       struct s3c_i2sv2_info *i2s = snd_soc_dai_get_drvdata(cpu_dai);
+       struct s3c_dma_params *dma_data;
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               dma_data = i2s->dma_playback;
+       else
+               dma_data = i2s->dma_capture;
+
+       snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
+
+       iismod = readl(i2s->regs + S3C2412_IISMOD);
+       pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S8:
+               iismod |= S3C2412_IISMOD_8BIT;
+               break;
+       case SNDRV_PCM_FORMAT_S16_LE:
+               iismod &= ~S3C2412_IISMOD_8BIT;
+               break;
+       }
+
+       writel(iismod, i2s->regs + S3C2412_IISMOD);
+       pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
+
+       return 0;
+}
+
+#define S3C2412_I2S_RATES \
+       (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_16000 | \
+       SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
+       SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
+
+static struct snd_soc_dai_ops s3c2412_i2s_dai_ops = {
+       .hw_params      = s3c2412_i2s_hw_params,
+};
+
+static struct snd_soc_dai_driver s3c2412_i2s_dai = {
+       .probe          = s3c2412_i2s_probe,
+       .remove = s3c2412_i2s_remove,
+       .playback = {
+               .channels_min   = 2,
+               .channels_max   = 2,
+               .rates          = S3C2412_I2S_RATES,
+               .formats        = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,
+       },
+       .capture = {
+               .channels_min   = 2,
+               .channels_max   = 2,
+               .rates          = S3C2412_I2S_RATES,
+               .formats        = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,
+       },
+       .ops = &s3c2412_i2s_dai_ops,
+};
+
+static __devinit int s3c2412_iis_dev_probe(struct platform_device *pdev)
+{
+       return snd_soc_register_dai(&pdev->dev, &s3c2412_i2s_dai);
+}
+
+static __devexit int s3c2412_iis_dev_remove(struct platform_device *pdev)
+{
+       snd_soc_unregister_dai(&pdev->dev);
+       return 0;
+}
+
+static struct platform_driver s3c2412_iis_driver = {
+       .probe  = s3c2412_iis_dev_probe,
+       .remove = s3c2412_iis_dev_remove,
+       .driver = {
+               .name = "s3c2412-iis",
+               .owner = THIS_MODULE,
+       },
+};
+
+static int __init s3c2412_i2s_init(void)
+{
+       return platform_driver_register(&s3c2412_iis_driver);
+}
+module_init(s3c2412_i2s_init);
+
+static void __exit s3c2412_i2s_exit(void)
+{
+       platform_driver_unregister(&s3c2412_iis_driver);
+}
+module_exit(s3c2412_i2s_exit);
+
+/* Module information */
+MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("S3C2412 I2S SoC Interface");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:s3c2412-iis");
diff --git a/sound/soc/samsung/s3c2412-i2s.h b/sound/soc/samsung/s3c2412-i2s.h
new file mode 100644 (file)
index 0000000..02ad579
--- /dev/null
@@ -0,0 +1,27 @@
+/* sound/soc/samsung/s3c2412-i2s.c
+ *
+ * ALSA Soc Audio Layer - S3C2412 I2S driver
+ *
+ * Copyright (c) 2007 Simtec Electronics
+ *     http://armlinux.simtec.co.uk/
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+*/
+
+#ifndef __SND_SOC_S3C24XX_S3C2412_I2S_H
+#define __SND_SOC_S3C24XX_S3C2412_I2S_H __FILE__
+
+#include "s3c-i2s-v2.h"
+
+#define S3C2412_DIV_BCLK       S3C_I2SV2_DIV_BCLK
+#define S3C2412_DIV_RCLK       S3C_I2SV2_DIV_RCLK
+#define S3C2412_DIV_PRESCALER  S3C_I2SV2_DIV_PRESCALER
+
+#define S3C2412_CLKSRC_PCLK    S3C_I2SV2_CLKSRC_PCLK
+#define S3C2412_CLKSRC_I2SCLK  S3C_I2SV2_CLKSRC_AUDIOBUS
+
+#endif /* __SND_SOC_S3C24XX_S3C2412_I2S_H */
diff --git a/sound/soc/samsung/s3c24xx-i2s.c b/sound/soc/samsung/s3c24xx-i2s.c
new file mode 100644 (file)
index 0000000..13e41ed
--- /dev/null
@@ -0,0 +1,519 @@
+/*
+ * s3c24xx-i2s.c  --  ALSA Soc Audio Layer
+ *
+ * (c) 2006 Wolfson Microelectronics PLC.
+ * Graeme Gregory graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ * Copyright 2004-2005 Simtec Electronics
+ *     http://armlinux.simtec.co.uk/
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+#include <linux/jiffies.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc.h>
+
+#include <mach/hardware.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-clock.h>
+
+#include <asm/dma.h>
+#include <mach/dma.h>
+
+#include <plat/regs-iis.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+
+static struct s3c2410_dma_client s3c24xx_dma_client_out = {
+       .name = "I2S PCM Stereo out"
+};
+
+static struct s3c2410_dma_client s3c24xx_dma_client_in = {
+       .name = "I2S PCM Stereo in"
+};
+
+static struct s3c_dma_params s3c24xx_i2s_pcm_stereo_out = {
+       .client         = &s3c24xx_dma_client_out,
+       .channel        = DMACH_I2S_OUT,
+       .dma_addr       = S3C2410_PA_IIS + S3C2410_IISFIFO,
+       .dma_size       = 2,
+};
+
+static struct s3c_dma_params s3c24xx_i2s_pcm_stereo_in = {
+       .client         = &s3c24xx_dma_client_in,
+       .channel        = DMACH_I2S_IN,
+       .dma_addr       = S3C2410_PA_IIS + S3C2410_IISFIFO,
+       .dma_size       = 2,
+};
+
+struct s3c24xx_i2s_info {
+       void __iomem    *regs;
+       struct clk      *iis_clk;
+       u32             iiscon;
+       u32             iismod;
+       u32             iisfcon;
+       u32             iispsr;
+};
+static struct s3c24xx_i2s_info s3c24xx_i2s;
+
+static void s3c24xx_snd_txctrl(int on)
+{
+       u32 iisfcon;
+       u32 iiscon;
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
+       iiscon  = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
+       iismod  = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
+
+       pr_debug("r: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
+
+       if (on) {
+               iisfcon |= S3C2410_IISFCON_TXDMA | S3C2410_IISFCON_TXENABLE;
+               iiscon  |= S3C2410_IISCON_TXDMAEN | S3C2410_IISCON_IISEN;
+               iiscon  &= ~S3C2410_IISCON_TXIDLE;
+               iismod  |= S3C2410_IISMOD_TXMODE;
+
+               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
+               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
+               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
+       } else {
+               /* note, we have to disable the FIFOs otherwise bad things
+                * seem to happen when the DMA stops. According to the
+                * Samsung supplied kernel, this should allow the DMA
+                * engine and FIFOs to reset. If this isn't allowed, the
+                * DMA engine will simply freeze randomly.
+                */
+
+               iisfcon &= ~S3C2410_IISFCON_TXENABLE;
+               iisfcon &= ~S3C2410_IISFCON_TXDMA;
+               iiscon  |=  S3C2410_IISCON_TXIDLE;
+               iiscon  &= ~S3C2410_IISCON_TXDMAEN;
+               iismod  &= ~S3C2410_IISMOD_TXMODE;
+
+               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
+               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
+               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
+       }
+
+       pr_debug("w: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
+}
+
+static void s3c24xx_snd_rxctrl(int on)
+{
+       u32 iisfcon;
+       u32 iiscon;
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
+       iiscon  = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
+       iismod  = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
+
+       pr_debug("r: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
+
+       if (on) {
+               iisfcon |= S3C2410_IISFCON_RXDMA | S3C2410_IISFCON_RXENABLE;
+               iiscon  |= S3C2410_IISCON_RXDMAEN | S3C2410_IISCON_IISEN;
+               iiscon  &= ~S3C2410_IISCON_RXIDLE;
+               iismod  |= S3C2410_IISMOD_RXMODE;
+
+               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
+               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
+               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
+       } else {
+               /* note, we have to disable the FIFOs otherwise bad things
+                * seem to happen when the DMA stops. According to the
+                * Samsung supplied kernel, this should allow the DMA
+                * engine and FIFOs to reset. If this isn't allowed, the
+                * DMA engine will simply freeze randomly.
+                */
+
+               iisfcon &= ~S3C2410_IISFCON_RXENABLE;
+               iisfcon &= ~S3C2410_IISFCON_RXDMA;
+               iiscon  |= S3C2410_IISCON_RXIDLE;
+               iiscon  &= ~S3C2410_IISCON_RXDMAEN;
+               iismod  &= ~S3C2410_IISMOD_RXMODE;
+
+               writel(iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
+               writel(iiscon,  s3c24xx_i2s.regs + S3C2410_IISCON);
+               writel(iismod,  s3c24xx_i2s.regs + S3C2410_IISMOD);
+       }
+
+       pr_debug("w: IISCON: %x IISMOD: %x IISFCON: %x\n", iiscon, iismod, iisfcon);
+}
+
+/*
+ * Wait for the LR signal to allow synchronisation to the L/R clock
+ * from the codec. May only be needed for slave mode.
+ */
+static int s3c24xx_snd_lrsync(void)
+{
+       u32 iiscon;
+       int timeout = 50; /* 5ms */
+
+       pr_debug("Entered %s\n", __func__);
+
+       while (1) {
+               iiscon = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
+               if (iiscon & S3C2410_IISCON_LRINDEX)
+                       break;
+
+               if (!timeout--)
+                       return -ETIMEDOUT;
+               udelay(100);
+       }
+
+       return 0;
+}
+
+/*
+ * Check whether CPU is the master or slave
+ */
+static inline int s3c24xx_snd_is_clkmaster(void)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       return (readl(s3c24xx_i2s.regs + S3C2410_IISMOD) & S3C2410_IISMOD_SLAVE) ? 0:1;
+}
+
+/*
+ * Set S3C24xx I2S DAI format
+ */
+static int s3c24xx_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
+               unsigned int fmt)
+{
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
+       pr_debug("hw_params r: IISMOD: %x \n", iismod);
+
+       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+       case SND_SOC_DAIFMT_CBM_CFM:
+               iismod |= S3C2410_IISMOD_SLAVE;
+               break;
+       case SND_SOC_DAIFMT_CBS_CFS:
+               iismod &= ~S3C2410_IISMOD_SLAVE;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+       case SND_SOC_DAIFMT_LEFT_J:
+               iismod |= S3C2410_IISMOD_MSB;
+               break;
+       case SND_SOC_DAIFMT_I2S:
+               iismod &= ~S3C2410_IISMOD_MSB;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
+       pr_debug("hw_params w: IISMOD: %x \n", iismod);
+       return 0;
+}
+
+static int s3c24xx_i2s_hw_params(struct snd_pcm_substream *substream,
+                                struct snd_pcm_hw_params *params,
+                                struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct s3c_dma_params *dma_data;
+       u32 iismod;
+
+       pr_debug("Entered %s\n", __func__);
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               dma_data = &s3c24xx_i2s_pcm_stereo_out;
+       else
+               dma_data = &s3c24xx_i2s_pcm_stereo_in;
+
+       snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
+
+       /* Working copies of register */
+       iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
+       pr_debug("hw_params r: IISMOD: %x\n", iismod);
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S8:
+               iismod &= ~S3C2410_IISMOD_16BIT;
+               dma_data->dma_size = 1;
+               break;
+       case SNDRV_PCM_FORMAT_S16_LE:
+               iismod |= S3C2410_IISMOD_16BIT;
+               dma_data->dma_size = 2;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
+       pr_debug("hw_params w: IISMOD: %x\n", iismod);
+       return 0;
+}
+
+static int s3c24xx_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
+                              struct snd_soc_dai *dai)
+{
+       int ret = 0;
+       struct s3c_dma_params *dma_data =
+               snd_soc_dai_get_dma_data(dai, substream);
+
+       pr_debug("Entered %s\n", __func__);
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               if (!s3c24xx_snd_is_clkmaster()) {
+                       ret = s3c24xx_snd_lrsync();
+                       if (ret)
+                               goto exit_err;
+               }
+
+               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+                       s3c24xx_snd_rxctrl(1);
+               else
+                       s3c24xx_snd_txctrl(1);
+
+               s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
+               break;
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+                       s3c24xx_snd_rxctrl(0);
+               else
+                       s3c24xx_snd_txctrl(0);
+               break;
+       default:
+               ret = -EINVAL;
+               break;
+       }
+
+exit_err:
+       return ret;
+}
+
+/*
+ * Set S3C24xx Clock source
+ */
+static int s3c24xx_i2s_set_sysclk(struct snd_soc_dai *cpu_dai,
+       int clk_id, unsigned int freq, int dir)
+{
+       u32 iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
+
+       pr_debug("Entered %s\n", __func__);
+
+       iismod &= ~S3C2440_IISMOD_MPLL;
+
+       switch (clk_id) {
+       case S3C24XX_CLKSRC_PCLK:
+               break;
+       case S3C24XX_CLKSRC_MPLL:
+               iismod |= S3C2440_IISMOD_MPLL;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
+       return 0;
+}
+
+/*
+ * Set S3C24xx Clock dividers
+ */
+static int s3c24xx_i2s_set_clkdiv(struct snd_soc_dai *cpu_dai,
+       int div_id, int div)
+{
+       u32 reg;
+
+       pr_debug("Entered %s\n", __func__);
+
+       switch (div_id) {
+       case S3C24XX_DIV_BCLK:
+               reg = readl(s3c24xx_i2s.regs + S3C2410_IISMOD) & ~S3C2410_IISMOD_FS_MASK;
+               writel(reg | div, s3c24xx_i2s.regs + S3C2410_IISMOD);
+               break;
+       case S3C24XX_DIV_MCLK:
+               reg = readl(s3c24xx_i2s.regs + S3C2410_IISMOD) & ~(S3C2410_IISMOD_384FS);
+               writel(reg | div, s3c24xx_i2s.regs + S3C2410_IISMOD);
+               break;
+       case S3C24XX_DIV_PRESCALER:
+               writel(div, s3c24xx_i2s.regs + S3C2410_IISPSR);
+               reg = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
+               writel(reg | S3C2410_IISCON_PSCEN, s3c24xx_i2s.regs + S3C2410_IISCON);
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+/*
+ * To avoid duplicating clock code, allow machine driver to
+ * get the clockrate from here.
+ */
+u32 s3c24xx_i2s_get_clockrate(void)
+{
+       return clk_get_rate(s3c24xx_i2s.iis_clk);
+}
+EXPORT_SYMBOL_GPL(s3c24xx_i2s_get_clockrate);
+
+static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       s3c24xx_i2s.regs = ioremap(S3C2410_PA_IIS, 0x100);
+       if (s3c24xx_i2s.regs == NULL)
+               return -ENXIO;
+
+       s3c24xx_i2s.iis_clk = clk_get(dai->dev, "iis");
+       if (s3c24xx_i2s.iis_clk == NULL) {
+               pr_err("failed to get iis_clock\n");
+               iounmap(s3c24xx_i2s.regs);
+               return -ENODEV;
+       }
+       clk_enable(s3c24xx_i2s.iis_clk);
+
+       /* Configure the I2S pins in correct mode */
+       s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_I2SLRCK);
+       s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_I2SSCLK);
+       s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_CDCLK);
+       s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_I2SSDI);
+       s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_I2SSDO);
+
+       writel(S3C2410_IISCON_IISEN, s3c24xx_i2s.regs + S3C2410_IISCON);
+
+       s3c24xx_snd_txctrl(0);
+       s3c24xx_snd_rxctrl(0);
+
+       return 0;
+}
+
+#ifdef CONFIG_PM
+static int s3c24xx_i2s_suspend(struct snd_soc_dai *cpu_dai)
+{
+       pr_debug("Entered %s\n", __func__);
+
+       s3c24xx_i2s.iiscon = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
+       s3c24xx_i2s.iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
+       s3c24xx_i2s.iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
+       s3c24xx_i2s.iispsr = readl(s3c24xx_i2s.regs + S3C2410_IISPSR);
+
+       clk_disable(s3c24xx_i2s.iis_clk);
+
+       return 0;
+}
+
+static int s3c24xx_i2s_resume(struct snd_soc_dai *cpu_dai)
+{
+       pr_debug("Entered %s\n", __func__);
+       clk_enable(s3c24xx_i2s.iis_clk);
+
+       writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
+       writel(s3c24xx_i2s.iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
+       writel(s3c24xx_i2s.iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
+       writel(s3c24xx_i2s.iispsr, s3c24xx_i2s.regs + S3C2410_IISPSR);
+
+       return 0;
+}
+#else
+#define s3c24xx_i2s_suspend NULL
+#define s3c24xx_i2s_resume NULL
+#endif
+
+
+#define S3C24XX_I2S_RATES \
+       (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_16000 | \
+       SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
+       SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
+
+static struct snd_soc_dai_ops s3c24xx_i2s_dai_ops = {
+       .trigger        = s3c24xx_i2s_trigger,
+       .hw_params      = s3c24xx_i2s_hw_params,
+       .set_fmt        = s3c24xx_i2s_set_fmt,
+       .set_clkdiv     = s3c24xx_i2s_set_clkdiv,
+       .set_sysclk     = s3c24xx_i2s_set_sysclk,
+};
+
+static struct snd_soc_dai_driver s3c24xx_i2s_dai = {
+       .probe = s3c24xx_i2s_probe,
+       .suspend = s3c24xx_i2s_suspend,
+       .resume = s3c24xx_i2s_resume,
+       .playback = {
+               .channels_min = 2,
+               .channels_max = 2,
+               .rates = S3C24XX_I2S_RATES,
+               .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,},
+       .capture = {
+               .channels_min = 2,
+               .channels_max = 2,
+               .rates = S3C24XX_I2S_RATES,
+               .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE,},
+       .ops = &s3c24xx_i2s_dai_ops,
+};
+
+static __devinit int s3c24xx_iis_dev_probe(struct platform_device *pdev)
+{
+       return snd_soc_register_dai(&pdev->dev, &s3c24xx_i2s_dai);
+}
+
+static __devexit int s3c24xx_iis_dev_remove(struct platform_device *pdev)
+{
+       snd_soc_unregister_dai(&pdev->dev);
+       return 0;
+}
+
+static struct platform_driver s3c24xx_iis_driver = {
+       .probe  = s3c24xx_iis_dev_probe,
+       .remove = s3c24xx_iis_dev_remove,
+       .driver = {
+               .name = "s3c24xx-iis",
+               .owner = THIS_MODULE,
+       },
+};
+
+static int __init s3c24xx_i2s_init(void)
+{
+       return platform_driver_register(&s3c24xx_iis_driver);
+}
+module_init(s3c24xx_i2s_init);
+
+static void __exit s3c24xx_i2s_exit(void)
+{
+       platform_driver_unregister(&s3c24xx_iis_driver);
+}
+module_exit(s3c24xx_i2s_exit);
+
+/* Module information */
+MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("s3c24xx I2S SoC Interface");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:s3c24xx-iis");
diff --git a/sound/soc/samsung/s3c24xx-i2s.h b/sound/soc/samsung/s3c24xx-i2s.h
new file mode 100644 (file)
index 0000000..f9ca04e
--- /dev/null
@@ -0,0 +1,35 @@
+/*
+ * s3c24xx-i2s.c  --  ALSA Soc Audio Layer
+ *
+ * Copyright 2005 Wolfson Microelectronics PLC.
+ * Author: Graeme Gregory
+ *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  Revision history
+ *    10th Nov 2006   Initial version.
+ */
+
+#ifndef S3C24XXI2S_H_
+#define S3C24XXI2S_H_
+
+/* clock sources */
+#define S3C24XX_CLKSRC_PCLK 0
+#define S3C24XX_CLKSRC_MPLL 1
+
+/* Clock dividers */
+#define S3C24XX_DIV_MCLK       0
+#define S3C24XX_DIV_BCLK       1
+#define S3C24XX_DIV_PRESCALER  2
+
+/* prescaler */
+#define S3C24XX_PRESCALE(a,b) \
+       (((a - 1) << S3C2410_IISPSR_INTSHIFT) | ((b - 1) << S3C2410_IISPSR_EXTSHFIT))
+
+u32 s3c24xx_i2s_get_clockrate(void);
+
+#endif /*S3C24XXI2S_H_*/
diff --git a/sound/soc/samsung/s3c24xx_simtec.c b/sound/soc/samsung/s3c24xx_simtec.c
new file mode 100644 (file)
index 0000000..a434032
--- /dev/null
@@ -0,0 +1,394 @@
+/* sound/soc/samsung/s3c24xx_simtec.c
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/clk.h>
+#include <linux/i2c.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include <plat/audio-simtec.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+#include "s3c24xx_simtec.h"
+
+static struct s3c24xx_audio_simtec_pdata *pdata;
+static struct clk *xtal_clk;
+
+static int spk_gain;
+static int spk_unmute;
+
+/**
+ * speaker_gain_get - read the speaker gain setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be updated.
+ *
+ * Read the value for the AMP gain control.
+ */
+static int speaker_gain_get(struct snd_kcontrol *kcontrol,
+                           struct snd_ctl_elem_value *ucontrol)
+{
+       ucontrol->value.integer.value[0] = spk_gain;
+       return 0;
+}
+
+/**
+ * speaker_gain_set - set the value of the speaker amp gain
+ * @value: The value to write.
+ */
+static void speaker_gain_set(int value)
+{
+       gpio_set_value_cansleep(pdata->amp_gain[0], value & 1);
+       gpio_set_value_cansleep(pdata->amp_gain[1], value >> 1);
+}
+
+/**
+ * speaker_gain_put - set the speaker gain setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be set.
+ *
+ * Set the value of the speaker gain from the specified
+ * @ucontrol setting.
+ *
+ * Note, if the speaker amp is muted, then we do not set a gain value
+ * as at-least one of the ICs that is fitted will try and power up even
+ * if the main control is set to off.
+ */
+static int speaker_gain_put(struct snd_kcontrol *kcontrol,
+                           struct snd_ctl_elem_value *ucontrol)
+{
+       int value = ucontrol->value.integer.value[0];
+
+       spk_gain = value;
+
+       if (!spk_unmute)
+               speaker_gain_set(value);
+
+       return 0;
+}
+
+static const struct snd_kcontrol_new amp_gain_controls[] = {
+       SOC_SINGLE_EXT("Speaker Gain", 0, 0, 3, 0,
+                      speaker_gain_get, speaker_gain_put),
+};
+
+/**
+ * spk_unmute_state - set the unmute state of the speaker
+ * @to: zero to unmute, non-zero to ununmute.
+ */
+static void spk_unmute_state(int to)
+{
+       pr_debug("%s: to=%d\n", __func__, to);
+
+       spk_unmute = to;
+       gpio_set_value(pdata->amp_gpio, to);
+
+       /* if we're umuting, also re-set the gain */
+       if (to && pdata->amp_gain[0] > 0)
+               speaker_gain_set(spk_gain);
+}
+
+/**
+ * speaker_unmute_get - read the speaker unmute setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be updated.
+ *
+ * Read the value for the AMP gain control.
+ */
+static int speaker_unmute_get(struct snd_kcontrol *kcontrol,
+                           struct snd_ctl_elem_value *ucontrol)
+{
+       ucontrol->value.integer.value[0] = spk_unmute;
+       return 0;
+}
+
+/**
+ * speaker_unmute_put - set the speaker unmute setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be set.
+ *
+ * Set the value of the speaker gain from the specified
+ * @ucontrol setting.
+ */
+static int speaker_unmute_put(struct snd_kcontrol *kcontrol,
+                           struct snd_ctl_elem_value *ucontrol)
+{
+       spk_unmute_state(ucontrol->value.integer.value[0]);
+       return 0;
+}
+
+/* This is added as a manual control as the speaker amps create clicks
+ * when their power state is changed, which are far more noticeable than
+ * anything produced by the CODEC itself.
+ */
+static const struct snd_kcontrol_new amp_unmute_controls[] = {
+       SOC_SINGLE_EXT("Speaker Switch", 0, 0, 1, 0,
+                      speaker_unmute_get, speaker_unmute_put),
+};
+
+void simtec_audio_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+
+       if (pdata->amp_gpio > 0) {
+               pr_debug("%s: adding amp routes\n", __func__);
+
+               snd_soc_add_controls(codec, amp_unmute_controls,
+                                    ARRAY_SIZE(amp_unmute_controls));
+       }
+
+       if (pdata->amp_gain[0] > 0) {
+               pr_debug("%s: adding amp controls\n", __func__);
+               snd_soc_add_controls(codec, amp_gain_controls,
+                                    ARRAY_SIZE(amp_gain_controls));
+       }
+}
+EXPORT_SYMBOL_GPL(simtec_audio_init);
+
+#define CODEC_CLOCK 12000000
+
+/**
+ * simtec_hw_params - update hardware parameters
+ * @substream: The audio substream instance.
+ * @params: The parameters requested.
+ *
+ * Update the codec data routing and configuration  settings
+ * from the supplied data.
+ */
+static int simtec_hw_params(struct snd_pcm_substream *substream,
+                           struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       int ret;
+
+       /* Set the CODEC as the bus clock master, I2S */
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+                                 SND_SOC_DAIFMT_NB_NF |
+                                 SND_SOC_DAIFMT_CBM_CFM);
+       if (ret) {
+               pr_err("%s: failed set cpu dai format\n", __func__);
+               return ret;
+       }
+
+       /* Set the CODEC as the bus clock master */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+                                 SND_SOC_DAIFMT_NB_NF |
+                                 SND_SOC_DAIFMT_CBM_CFM);
+       if (ret) {
+               pr_err("%s: failed set codec dai format\n", __func__);
+               return ret;
+       }
+
+       ret = snd_soc_dai_set_sysclk(codec_dai, 0,
+                                    CODEC_CLOCK, SND_SOC_CLOCK_IN);
+       if (ret) {
+               pr_err( "%s: failed setting codec sysclk\n", __func__);
+               return ret;
+       }
+
+       if (pdata->use_mpllin) {
+               ret = snd_soc_dai_set_sysclk(cpu_dai, S3C24XX_CLKSRC_MPLL,
+                                            0, SND_SOC_CLOCK_OUT);
+
+               if (ret) {
+                       pr_err("%s: failed to set MPLLin as clksrc\n",
+                              __func__);
+                       return ret;
+               }
+       }
+
+       if (pdata->output_cdclk) {
+               int cdclk_scale;
+
+               cdclk_scale = clk_get_rate(xtal_clk) / CODEC_CLOCK;
+               cdclk_scale--;
+
+               ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+                                            cdclk_scale);
+       }
+
+       return 0;
+}
+
+static int simtec_call_startup(struct s3c24xx_audio_simtec_pdata *pd)
+{
+       /* call any board supplied startup code, this currently only
+        * covers the bast/vr1000 which have a CPLD in the way of the
+        * LRCLK */
+       if (pd->startup)
+               pd->startup();
+
+       return 0;
+}
+
+static struct snd_soc_ops simtec_snd_ops = {
+       .hw_params      = simtec_hw_params,
+};
+
+/**
+ * attach_gpio_amp - get and configure the necessary gpios
+ * @dev: The device we're probing.
+ * @pd: The platform data supplied by the board.
+ *
+ * If there is a GPIO based amplifier attached to the board, claim
+ * the necessary GPIO lines for it, and set default values.
+ */
+static int attach_gpio_amp(struct device *dev,
+                          struct s3c24xx_audio_simtec_pdata *pd)
+{
+       int ret;
+
+       /* attach gpio amp gain (if any) */
+       if (pdata->amp_gain[0] > 0) {
+               ret = gpio_request(pd->amp_gain[0], "gpio-amp-gain0");
+               if (ret) {
+                       dev_err(dev, "cannot get amp gpio gain0\n");
+                       return ret;
+               }
+
+               ret = gpio_request(pd->amp_gain[1], "gpio-amp-gain1");
+               if (ret) {
+                       dev_err(dev, "cannot get amp gpio gain1\n");
+                       gpio_free(pdata->amp_gain[0]);
+                       return ret;
+               }
+
+               gpio_direction_output(pd->amp_gain[0], 0);
+               gpio_direction_output(pd->amp_gain[1], 0);
+       }
+
+       /* note, currently we assume GPA0 isn't valid amp */
+       if (pdata->amp_gpio > 0) {
+               ret = gpio_request(pd->amp_gpio, "gpio-amp");
+               if (ret) {
+                       dev_err(dev, "cannot get amp gpio %d (%d)\n",
+                               pd->amp_gpio, ret);
+                       goto err_amp;
+               }
+
+               /* set the amp off at startup */
+               spk_unmute_state(0);
+       }
+
+       return 0;
+
+err_amp:
+       if (pd->amp_gain[0] > 0) {
+               gpio_free(pd->amp_gain[0]);
+               gpio_free(pd->amp_gain[1]);
+       }
+
+       return ret;
+}
+
+static void detach_gpio_amp(struct s3c24xx_audio_simtec_pdata *pd)
+{
+       if (pd->amp_gain[0] > 0) {
+               gpio_free(pd->amp_gain[0]);
+               gpio_free(pd->amp_gain[1]);
+       }
+
+       if (pd->amp_gpio > 0)
+               gpio_free(pd->amp_gpio);
+}
+
+#ifdef CONFIG_PM
+int simtec_audio_resume(struct device *dev)
+{
+       simtec_call_startup(pdata);
+       return 0;
+}
+
+const struct dev_pm_ops simtec_audio_pmops = {
+       .resume = simtec_audio_resume,
+};
+EXPORT_SYMBOL_GPL(simtec_audio_pmops);
+#endif
+
+int __devinit simtec_audio_core_probe(struct platform_device *pdev,
+                                     struct snd_soc_card *card)
+{
+       struct platform_device *snd_dev;
+       int ret;
+
+       card->dai_link->ops = &simtec_snd_ops;
+
+       pdata = pdev->dev.platform_data;
+       if (!pdata) {
+               dev_err(&pdev->dev, "no platform data supplied\n");
+               return -EINVAL;
+       }
+
+       simtec_call_startup(pdata);
+
+       xtal_clk = clk_get(&pdev->dev, "xtal");
+       if (IS_ERR(xtal_clk)) {
+               dev_err(&pdev->dev, "could not get clkout0\n");
+               return -EINVAL;
+       }
+
+       dev_info(&pdev->dev, "xtal rate is %ld\n", clk_get_rate(xtal_clk));
+
+       ret = attach_gpio_amp(&pdev->dev, pdata);
+       if (ret)
+               goto err_clk;
+
+       snd_dev = platform_device_alloc("soc-audio", -1);
+       if (!snd_dev) {
+               dev_err(&pdev->dev, "failed to alloc soc-audio devicec\n");
+               ret = -ENOMEM;
+               goto err_gpio;
+       }
+
+       platform_set_drvdata(snd_dev, card);
+
+       ret = platform_device_add(snd_dev);
+       if (ret) {
+               dev_err(&pdev->dev, "failed to add soc-audio dev\n");
+               goto err_pdev;
+       }
+
+       platform_set_drvdata(pdev, snd_dev);
+       return 0;
+
+err_pdev:
+       platform_device_put(snd_dev);
+
+err_gpio:
+       detach_gpio_amp(pdata);
+
+err_clk:
+       clk_put(xtal_clk);
+       return ret;
+}
+EXPORT_SYMBOL_GPL(simtec_audio_core_probe);
+
+int __devexit simtec_audio_remove(struct platform_device *pdev)
+{
+       struct platform_device *snd_dev = platform_get_drvdata(pdev);
+
+       platform_device_unregister(snd_dev);
+
+       detach_gpio_amp(pdata);
+       clk_put(xtal_clk);
+       return 0;
+}
+EXPORT_SYMBOL_GPL(simtec_audio_remove);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Simtec Audio common support");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/s3c24xx_simtec.h b/sound/soc/samsung/s3c24xx_simtec.h
new file mode 100644 (file)
index 0000000..8270748
--- /dev/null
@@ -0,0 +1,22 @@
+/* sound/soc/samsung/s3c24xx_simtec.h
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+extern void simtec_audio_init(struct snd_soc_pcm_runtime *rtd);
+
+extern int simtec_audio_core_probe(struct platform_device *pdev,
+                                  struct snd_soc_card *card);
+
+extern int simtec_audio_remove(struct platform_device *pdev);
+
+#ifdef CONFIG_PM
+extern const struct dev_pm_ops simtec_audio_pmops;
+#define simtec_audio_pm &simtec_audio_pmops
+#else
+#define simtec_audio_pm NULL
+#endif
diff --git a/sound/soc/samsung/s3c24xx_simtec_hermes.c b/sound/soc/samsung/s3c24xx_simtec_hermes.c
new file mode 100644 (file)
index 0000000..0083aff
--- /dev/null
@@ -0,0 +1,146 @@
+/* sound/soc/samsung/s3c24xx_simtec_hermes.c
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include <plat/audio-simtec.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+#include "s3c24xx_simtec.h"
+
+#include "../codecs/tlv320aic3x.h"
+
+static const struct snd_soc_dapm_widget dapm_widgets[] = {
+       SND_SOC_DAPM_LINE("GSM Out", NULL),
+       SND_SOC_DAPM_LINE("GSM In", NULL),
+       SND_SOC_DAPM_LINE("Line In", NULL),
+       SND_SOC_DAPM_LINE("Line Out", NULL),
+       SND_SOC_DAPM_LINE("ZV", NULL),
+       SND_SOC_DAPM_MIC("Mic Jack", NULL),
+       SND_SOC_DAPM_HP("Headphone Jack", NULL),
+};
+
+static const struct snd_soc_dapm_route base_map[] = {
+       /* Headphone connected to HP{L,R}OUT and HP{L,R}COM */
+
+       { "Headphone Jack", NULL, "HPLOUT" },
+       { "Headphone Jack", NULL, "HPLCOM" },
+       { "Headphone Jack", NULL, "HPROUT" },
+       { "Headphone Jack", NULL, "HPRCOM" },
+
+       /* ZV connected to Line1 */
+
+       { "LINE1L", NULL, "ZV" },
+       { "LINE1R", NULL, "ZV" },
+
+       /* Line In connected to Line2 */
+
+       { "LINE2L", NULL, "Line In" },
+       { "LINE2R", NULL, "Line In" },
+
+       /* Microphone connected to MIC3R and MIC_BIAS */
+
+       { "MIC3L", NULL, "Mic Jack" },
+
+       /* GSM connected to MONO_LOUT and MIC3L (in) */
+
+       { "GSM Out", NULL, "MONO_LOUT" },
+       { "MIC3L", NULL, "GSM In" },
+
+       /* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are
+        * not using the DAPM to power it up and down as there it makes
+        * a click when powering up. */
+};
+
+/**
+ * simtec_hermes_init - initialise and add controls
+ * @codec; The codec instance to attach to.
+ *
+ * Attach our controls and configure the necessary codec
+ * mappings for our sound card instance.
+*/
+static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+       snd_soc_dapm_new_controls(dapm, dapm_widgets,
+                                 ARRAY_SIZE(dapm_widgets));
+
+       snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map));
+
+       snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
+       snd_soc_dapm_enable_pin(dapm, "Line In");
+       snd_soc_dapm_enable_pin(dapm, "Line Out");
+       snd_soc_dapm_enable_pin(dapm, "Mic Jack");
+
+       simtec_audio_init(rtd);
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+static struct snd_soc_dai_link simtec_dai_aic33 = {
+       .name           = "tlv320aic33",
+       .stream_name    = "TLV320AIC33",
+       .codec_name     = "tlv320aic3x-codec.0-0x1a",
+       .cpu_dai_name   = "s3c24xx-i2s",
+       .codec_dai_name = "tlv320aic3x-hifi",
+       .platform_name  = "samsung-audio",
+       .init           = simtec_hermes_init,
+};
+
+/* simtec audio machine driver */
+static struct snd_soc_card snd_soc_machine_simtec_aic33 = {
+       .name           = "Simtec-Hermes",
+       .dai_link       = &simtec_dai_aic33,
+       .num_links      = 1,
+};
+
+static int __devinit simtec_audio_hermes_probe(struct platform_device *pd)
+{
+       dev_info(&pd->dev, "probing....\n");
+       return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic33);
+}
+
+static struct platform_driver simtec_audio_hermes_platdrv = {
+       .driver = {
+               .owner  = THIS_MODULE,
+               .name   = "s3c24xx-simtec-hermes-snd",
+               .pm     = simtec_audio_pm,
+       },
+       .probe  = simtec_audio_hermes_probe,
+       .remove = __devexit_p(simtec_audio_remove),
+};
+
+MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd");
+
+static int __init simtec_hermes_modinit(void)
+{
+       return platform_driver_register(&simtec_audio_hermes_platdrv);
+}
+
+static void __exit simtec_hermes_modexit(void)
+{
+       platform_driver_unregister(&simtec_audio_hermes_platdrv);
+}
+
+module_init(simtec_hermes_modinit);
+module_exit(simtec_hermes_modexit);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c b/sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c
new file mode 100644 (file)
index 0000000..fbba4e3
--- /dev/null
@@ -0,0 +1,134 @@
+/* sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include <plat/audio-simtec.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+#include "s3c24xx_simtec.h"
+
+#include "../codecs/tlv320aic23.h"
+
+/* supported machines:
+ *
+ * Machine     Connections             AMP
+ * -------     -----------             ---
+ * BAST                MIC, HPOUT, LOUT, LIN   TPA2001D1 (HPOUTL,R) (gain hardwired)
+ * VR1000      HPOUT, LIN              None
+ * VR2000      LIN, LOUT, MIC, HP      LM4871 (HPOUTL,R)
+ * DePicture   LIN, LOUT, MIC, HP      LM4871 (HPOUTL,R)
+ * Anubis      LIN, LOUT, MIC, HP      TPA2001D1 (HPOUTL,R)
+ */
+
+static const struct snd_soc_dapm_widget dapm_widgets[] = {
+       SND_SOC_DAPM_HP("Headphone Jack", NULL),
+       SND_SOC_DAPM_LINE("Line In", NULL),
+       SND_SOC_DAPM_LINE("Line Out", NULL),
+       SND_SOC_DAPM_MIC("Mic Jack", NULL),
+};
+
+static const struct snd_soc_dapm_route base_map[] = {
+       { "Headphone Jack", NULL, "LHPOUT"},
+       { "Headphone Jack", NULL, "RHPOUT"},
+
+       { "Line Out", NULL, "LOUT" },
+       { "Line Out", NULL, "ROUT" },
+
+       { "LLINEIN", NULL, "Line In"},
+       { "RLINEIN", NULL, "Line In"},
+
+       { "MICIN", NULL, "Mic Jack"},
+};
+
+/**
+ * simtec_tlv320aic23_init - initialise and add controls
+ * @codec; The codec instance to attach to.
+ *
+ * Attach our controls and configure the necessary codec
+ * mappings for our sound card instance.
+*/
+static int simtec_tlv320aic23_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+       snd_soc_dapm_new_controls(dapm, dapm_widgets,
+                                 ARRAY_SIZE(dapm_widgets));
+
+       snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map));
+
+       snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
+       snd_soc_dapm_enable_pin(dapm, "Line In");
+       snd_soc_dapm_enable_pin(dapm, "Line Out");
+       snd_soc_dapm_enable_pin(dapm, "Mic Jack");
+
+       simtec_audio_init(rtd);
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+static struct snd_soc_dai_link simtec_dai_aic23 = {
+       .name           = "tlv320aic23",
+       .stream_name    = "TLV320AIC23",
+       .codec_name     = "tlv320aic3x-codec.0-0x1a",
+       .cpu_dai_name   = "s3c24xx-i2s",
+       .codec_dai_name = "tlv320aic3x-hifi",
+       .platform_name  = "samsung-audio",
+       .init           = simtec_tlv320aic23_init,
+};
+
+/* simtec audio machine driver */
+static struct snd_soc_card snd_soc_machine_simtec_aic23 = {
+       .name           = "Simtec",
+       .dai_link       = &simtec_dai_aic23,
+       .num_links      = 1,
+};
+
+static int __devinit simtec_audio_tlv320aic23_probe(struct platform_device *pd)
+{
+       return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic23);
+}
+
+static struct platform_driver simtec_audio_tlv320aic23_platdrv = {
+       .driver = {
+               .owner  = THIS_MODULE,
+               .name   = "s3c24xx-simtec-tlv320aic23",
+               .pm     = simtec_audio_pm,
+       },
+       .probe  = simtec_audio_tlv320aic23_probe,
+       .remove = __devexit_p(simtec_audio_remove),
+};
+
+MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
+
+static int __init simtec_tlv320aic23_modinit(void)
+{
+       return platform_driver_register(&simtec_audio_tlv320aic23_platdrv);
+}
+
+static void __exit simtec_tlv320aic23_modexit(void)
+{
+       platform_driver_unregister(&simtec_audio_tlv320aic23_platdrv);
+}
+
+module_init(simtec_tlv320aic23_modinit);
+module_exit(simtec_tlv320aic23_modexit);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/s3c24xx_uda134x.c b/sound/soc/samsung/s3c24xx_uda134x.c
new file mode 100644 (file)
index 0000000..cdc8ecb
--- /dev/null
@@ -0,0 +1,367 @@
+/*
+ * Modifications by Christian Pellegrin <chripell@evolware.org>
+ *
+ * s3c24xx_uda134x.c  --  S3C24XX_UDA134X ALSA SoC Audio board driver
+ *
+ * Copyright 2007 Dension Audio Systems Ltd.
+ * Author: Zoltan Devai
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/mutex.h>
+#include <linux/gpio.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/s3c24xx_uda134x.h>
+#include <sound/uda134x.h>
+
+#include <plat/regs-iis.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+#include "../codecs/uda134x.h"
+
+
+/* #define ENFORCE_RATES 1 */
+/*
+  Unfortunately the S3C24XX in master mode has a limited capacity of
+  generating the clock for the codec. If you define this only rates
+  that are really available will be enforced. But be careful, most
+  user level application just want the usual sampling frequencies (8,
+  11.025, 22.050, 44.1 kHz) and anyway resampling is a costly
+  operation for embedded systems. So if you aren't very lucky or your
+  hardware engineer wasn't very forward-looking it's better to leave
+  this undefined. If you do so an approximate value for the requested
+  sampling rate in the range -/+ 5% will be chosen. If this in not
+  possible an error will be returned.
+*/
+
+static struct clk *xtal;
+static struct clk *pclk;
+/* this is need because we don't have a place where to keep the
+ * pointers to the clocks in each substream. We get the clocks only
+ * when we are actually using them so we don't block stuff like
+ * frequency change or oscillator power-off */
+static int clk_users;
+static DEFINE_MUTEX(clk_lock);
+
+static unsigned int rates[33 * 2];
+#ifdef ENFORCE_RATES
+static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
+       .count  = ARRAY_SIZE(rates),
+       .list   = rates,
+       .mask   = 0,
+};
+#endif
+
+static struct platform_device *s3c24xx_uda134x_snd_device;
+
+static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
+{
+       int ret = 0;
+#ifdef ENFORCE_RATES
+       struct snd_pcm_runtime *runtime = substream->runtime;
+#endif
+
+       mutex_lock(&clk_lock);
+       pr_debug("%s %d\n", __func__, clk_users);
+       if (clk_users == 0) {
+               xtal = clk_get(&s3c24xx_uda134x_snd_device->dev, "xtal");
+               if (!xtal) {
+                       printk(KERN_ERR "%s cannot get xtal\n", __func__);
+                       ret = -EBUSY;
+               } else {
+                       pclk = clk_get(&s3c24xx_uda134x_snd_device->dev,
+                                      "pclk");
+                       if (!pclk) {
+                               printk(KERN_ERR "%s cannot get pclk\n",
+                                      __func__);
+                               clk_put(xtal);
+                               ret = -EBUSY;
+                       }
+               }
+               if (!ret) {
+                       int i, j;
+
+                       for (i = 0; i < 2; i++) {
+                               int fs = i ? 256 : 384;
+
+                               rates[i*33] = clk_get_rate(xtal) / fs;
+                               for (j = 1; j < 33; j++)
+                                       rates[i*33 + j] = clk_get_rate(pclk) /
+                                               (j * fs);
+                       }
+               }
+       }
+       clk_users += 1;
+       mutex_unlock(&clk_lock);
+       if (!ret) {
+#ifdef ENFORCE_RATES
+               ret = snd_pcm_hw_constraint_list(runtime, 0,
+                                                SNDRV_PCM_HW_PARAM_RATE,
+                                                &hw_constraints_rates);
+               if (ret < 0)
+                       printk(KERN_ERR "%s cannot set constraints\n",
+                              __func__);
+#endif
+       }
+       return ret;
+}
+
+static void s3c24xx_uda134x_shutdown(struct snd_pcm_substream *substream)
+{
+       mutex_lock(&clk_lock);
+       pr_debug("%s %d\n", __func__, clk_users);
+       clk_users -= 1;
+       if (clk_users == 0) {
+               clk_put(xtal);
+               xtal = NULL;
+               clk_put(pclk);
+               pclk = NULL;
+       }
+       mutex_unlock(&clk_lock);
+}
+
+static int s3c24xx_uda134x_hw_params(struct snd_pcm_substream *substream,
+                                       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       unsigned int clk = 0;
+       int ret = 0;
+       int clk_source, fs_mode;
+       unsigned long rate = params_rate(params);
+       long err, cerr;
+       unsigned int div;
+       int i, bi;
+
+       err = 999999;
+       bi = 0;
+       for (i = 0; i < 2*33; i++) {
+               cerr = rates[i] - rate;
+               if (cerr < 0)
+                       cerr = -cerr;
+               if (cerr < err) {
+                       err = cerr;
+                       bi = i;
+               }
+       }
+       if (bi / 33 == 1)
+               fs_mode = S3C2410_IISMOD_256FS;
+       else
+               fs_mode = S3C2410_IISMOD_384FS;
+       if (bi % 33 == 0) {
+               clk_source = S3C24XX_CLKSRC_MPLL;
+               div = 1;
+       } else {
+               clk_source = S3C24XX_CLKSRC_PCLK;
+               div = bi % 33;
+       }
+       pr_debug("%s desired rate %lu, %d\n", __func__, rate, bi);
+
+       clk = (fs_mode == S3C2410_IISMOD_384FS ? 384 : 256) * rate;
+       pr_debug("%s will use: %s %s %d sysclk %d err %ld\n", __func__,
+                fs_mode == S3C2410_IISMOD_384FS ? "384FS" : "256FS",
+                clk_source == S3C24XX_CLKSRC_MPLL ? "MPLLin" : "PCLK",
+                div, clk, err);
+
+       if ((err * 100 / rate) > 5) {
+               printk(KERN_ERR "S3C24XX_UDA134X: effective frequency "
+                      "too different from desired (%ld%%)\n",
+                      err * 100 / rate);
+               return -EINVAL;
+       }
+
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+                       SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_sysclk(cpu_dai, clk_source , clk,
+                       SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK, fs_mode);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_BCLK,
+                       S3C2410_IISMOD_32FS);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+                       S3C24XX_PRESCALE(div, div));
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, 0, clk,
+                       SND_SOC_CLOCK_OUT);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+static struct snd_soc_ops s3c24xx_uda134x_ops = {
+       .startup = s3c24xx_uda134x_startup,
+       .shutdown = s3c24xx_uda134x_shutdown,
+       .hw_params = s3c24xx_uda134x_hw_params,
+};
+
+static struct snd_soc_dai_link s3c24xx_uda134x_dai_link = {
+       .name = "UDA134X",
+       .stream_name = "UDA134X",
+       .codec_name = "uda134x-hifi",
+       .codec_dai_name = "uda134x-hifi",
+       .cpu_dai_name = "s3c24xx-i2s",
+       .ops = &s3c24xx_uda134x_ops,
+       .platform_name  = "samsung-audio",
+};
+
+static struct snd_soc_card snd_soc_s3c24xx_uda134x = {
+       .name = "S3C24XX_UDA134X",
+       .dai_link = &s3c24xx_uda134x_dai_link,
+       .num_links = 1,
+};
+
+static struct s3c24xx_uda134x_platform_data *s3c24xx_uda134x_l3_pins;
+
+static void setdat(int v)
+{
+       gpio_set_value(s3c24xx_uda134x_l3_pins->l3_data, v > 0);
+}
+
+static void setclk(int v)
+{
+       gpio_set_value(s3c24xx_uda134x_l3_pins->l3_clk, v > 0);
+}
+
+static void setmode(int v)
+{
+       gpio_set_value(s3c24xx_uda134x_l3_pins->l3_mode, v > 0);
+}
+
+/* FIXME - This must be codec platform data but in which board file ?? */
+static struct uda134x_platform_data s3c24xx_uda134x = {
+       .l3 = {
+               .setdat = setdat,
+               .setclk = setclk,
+               .setmode = setmode,
+               .data_hold = 1,
+               .data_setup = 1,
+               .clock_high = 1,
+               .mode_hold = 1,
+               .mode = 1,
+               .mode_setup = 1,
+       },
+};
+
+static int s3c24xx_uda134x_setup_pin(int pin, char *fun)
+{
+       if (gpio_request(pin, "s3c24xx_uda134x") < 0) {
+               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
+                      "l3 %s pin already in use", fun);
+               return -EBUSY;
+       }
+       gpio_direction_output(pin, 0);
+       return 0;
+}
+
+static int s3c24xx_uda134x_probe(struct platform_device *pdev)
+{
+       int ret;
+
+       printk(KERN_INFO "S3C24XX_UDA134X SoC Audio driver\n");
+
+       s3c24xx_uda134x_l3_pins = pdev->dev.platform_data;
+       if (s3c24xx_uda134x_l3_pins == NULL) {
+               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
+                      "unable to find platform data\n");
+               return -ENODEV;
+       }
+       s3c24xx_uda134x.power = s3c24xx_uda134x_l3_pins->power;
+       s3c24xx_uda134x.model = s3c24xx_uda134x_l3_pins->model;
+
+       if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_data,
+                                     "data") < 0)
+               return -EBUSY;
+       if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_clk,
+                                     "clk") < 0) {
+               gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
+               return -EBUSY;
+       }
+       if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_mode,
+                                     "mode") < 0) {
+               gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
+               gpio_free(s3c24xx_uda134x_l3_pins->l3_clk);
+               return -EBUSY;
+       }
+
+       s3c24xx_uda134x_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!s3c24xx_uda134x_snd_device) {
+               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
+                      "Unable to register\n");
+               return -ENOMEM;
+       }
+
+       platform_set_drvdata(s3c24xx_uda134x_snd_device,
+                            &snd_soc_s3c24xx_uda134x);
+       ret = platform_device_add(s3c24xx_uda134x_snd_device);
+       if (ret) {
+               printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: Unable to add\n");
+               platform_device_put(s3c24xx_uda134x_snd_device);
+       }
+
+       return ret;
+}
+
+static int s3c24xx_uda134x_remove(struct platform_device *pdev)
+{
+       platform_device_unregister(s3c24xx_uda134x_snd_device);
+       gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
+       gpio_free(s3c24xx_uda134x_l3_pins->l3_clk);
+       gpio_free(s3c24xx_uda134x_l3_pins->l3_mode);
+       return 0;
+}
+
+static struct platform_driver s3c24xx_uda134x_driver = {
+       .probe  = s3c24xx_uda134x_probe,
+       .remove = s3c24xx_uda134x_remove,
+       .driver = {
+               .name = "s3c24xx_uda134x",
+               .owner = THIS_MODULE,
+       },
+};
+
+static int __init s3c24xx_uda134x_init(void)
+{
+       return platform_driver_register(&s3c24xx_uda134x_driver);
+}
+
+static void __exit s3c24xx_uda134x_exit(void)
+{
+       platform_driver_unregister(&s3c24xx_uda134x_driver);
+}
+
+
+module_init(s3c24xx_uda134x_init);
+module_exit(s3c24xx_uda134x_exit);
+
+MODULE_AUTHOR("Zoltan Devai, Christian Pellegrin <chripell@evolware.org>");
+MODULE_DESCRIPTION("S3C24XX_UDA134X ALSA SoC audio driver");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/smartq_wm8987.c b/sound/soc/samsung/smartq_wm8987.c
new file mode 100644 (file)
index 0000000..d6a340b
--- /dev/null
@@ -0,0 +1,288 @@
+/* sound/soc/samsung/smartq_wm8987.c
+ *
+ * Copyright 2010 Maurus Cuelenaere <mcuelenaere@gmail.com>
+ *
+ * Based on smdk6410_wm8987.c
+ *     Copyright 2007 Wolfson Microelectronics PLC. - linux@wolfsonmicro.com
+ *     Graeme Gregory - graeme.gregory@wolfsonmicro.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/jack.h>
+
+#include <asm/mach-types.h>
+
+#include "dma.h"
+#include "i2s.h"
+
+#include "../codecs/wm8750.h"
+
+/*
+ * WM8987 is register compatible with WM8750, so using that as base driver.
+ */
+
+static struct snd_soc_card snd_soc_smartq;
+
+static int smartq_hifi_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
+       struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
+       unsigned int clk = 0;
+       int ret;
+
+       switch (params_rate(params)) {
+       case 8000:
+       case 16000:
+       case 32000:
+       case 48000:
+       case 96000:
+               clk = 12288000;
+               break;
+       case 11025:
+       case 22050:
+       case 44100:
+       case 88200:
+               clk = 11289600;
+               break;
+       }
+
+       /* set codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+                                            SND_SOC_DAIFMT_NB_NF |
+                                            SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* set cpu DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+                                          SND_SOC_DAIFMT_NB_NF |
+                                          SND_SOC_DAIFMT_CBS_CFS);
+       if (ret < 0)
+               return ret;
+
+       /* Use PCLK for I2S signal generation */
+       ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_0,
+                                       0, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       /* Gate the RCLK output on PAD */
+       ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
+                                       0, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       /* set the codec system clock for DAC and ADC */
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8750_SYSCLK, clk,
+                                    SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+/*
+ * SmartQ WM8987 HiFi DAI operations.
+ */
+static struct snd_soc_ops smartq_hifi_ops = {
+       .hw_params = smartq_hifi_hw_params,
+};
+
+static struct snd_soc_jack smartq_jack;
+
+static struct snd_soc_jack_pin smartq_jack_pins[] = {
+       /* Disable speaker when headphone is plugged in */
+       {
+               .pin    = "Internal Speaker",
+               .mask   = SND_JACK_HEADPHONE,
+       },
+};
+
+static struct snd_soc_jack_gpio smartq_jack_gpios[] = {
+       {
+               .gpio           = S3C64XX_GPL(12),
+               .name           = "headphone detect",
+               .report         = SND_JACK_HEADPHONE,
+               .debounce_time  = 200,
+       },
+};
+
+static const struct snd_kcontrol_new wm8987_smartq_controls[] = {
+       SOC_DAPM_PIN_SWITCH("Internal Speaker"),
+       SOC_DAPM_PIN_SWITCH("Headphone Jack"),
+       SOC_DAPM_PIN_SWITCH("Internal Mic"),
+};
+
+static int smartq_speaker_event(struct snd_soc_dapm_widget *w,
+                               struct snd_kcontrol *k,
+                               int event)
+{
+       gpio_set_value(S3C64XX_GPK(12), SND_SOC_DAPM_EVENT_OFF(event));
+
+       return 0;
+}
+
+static const struct snd_soc_dapm_widget wm8987_dapm_widgets[] = {
+       SND_SOC_DAPM_SPK("Internal Speaker", smartq_speaker_event),
+       SND_SOC_DAPM_HP("Headphone Jack", NULL),
+       SND_SOC_DAPM_MIC("Internal Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route audio_map[] = {
+       {"Headphone Jack", NULL, "LOUT2"},
+       {"Headphone Jack", NULL, "ROUT2"},
+
+       {"Internal Speaker", NULL, "LOUT2"},
+       {"Internal Speaker", NULL, "ROUT2"},
+
+       {"Mic Bias", NULL, "Internal Mic"},
+       {"LINPUT2", NULL, "Mic Bias"},
+};
+
+static int smartq_wm8987_init(struct snd_soc_codec *codec)
+{
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+       int err = 0;
+
+       /* Add SmartQ specific widgets */
+       snd_soc_dapm_new_controls(dapm, wm8987_dapm_widgets,
+                                 ARRAY_SIZE(wm8987_dapm_widgets));
+
+       /* add SmartQ specific controls */
+       err = snd_soc_add_controls(codec, wm8987_smartq_controls,
+                                  ARRAY_SIZE(wm8987_smartq_controls));
+
+       if (err < 0)
+               return err;
+
+       /* setup SmartQ specific audio path */
+       snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
+
+       /* set endpoints to not connected */
+       snd_soc_dapm_nc_pin(dapm, "LINPUT1");
+       snd_soc_dapm_nc_pin(dapm, "RINPUT1");
+       snd_soc_dapm_nc_pin(dapm, "OUT3");
+       snd_soc_dapm_nc_pin(dapm, "ROUT1");
+
+       /* set endpoints to default off mode */
+       snd_soc_dapm_enable_pin(dapm, "Internal Speaker");
+       snd_soc_dapm_enable_pin(dapm, "Internal Mic");
+       snd_soc_dapm_disable_pin(dapm, "Headphone Jack");
+
+       err = snd_soc_dapm_sync(dapm);
+       if (err)
+               return err;
+
+       /* Headphone jack detection */
+       err = snd_soc_jack_new(&snd_soc_smartq, "Headphone Jack",
+                              SND_JACK_HEADPHONE, &smartq_jack);
+       if (err)
+               return err;
+
+       err = snd_soc_jack_add_pins(&smartq_jack, ARRAY_SIZE(smartq_jack_pins),
+                                   smartq_jack_pins);
+       if (err)
+               return err;
+
+       err = snd_soc_jack_add_gpios(&smartq_jack,
+                                    ARRAY_SIZE(smartq_jack_gpios),
+                                    smartq_jack_gpios);
+
+       return err;
+}
+
+static struct snd_soc_dai_link smartq_dai[] = {
+       {
+               .name           = "wm8987",
+               .stream_name    = "SmartQ Hi-Fi",
+               .cpu_dai_name   = "samsung-i2s.0",
+               .codec_dai_name = "wm8750-hifi",
+               .platform_name  = "samsung-audio",
+               .codec_name     = "wm8750-codec.0-0x1a",
+               .init           = smartq_wm8987_init,
+               .ops            = &smartq_hifi_ops,
+       },
+};
+
+static struct snd_soc_card snd_soc_smartq = {
+       .name = "SmartQ",
+       .dai_link = smartq_dai,
+       .num_links = ARRAY_SIZE(smartq_dai),
+};
+
+static struct platform_device *smartq_snd_device;
+
+static int __init smartq_init(void)
+{
+       int ret;
+
+       if (!machine_is_smartq7() && !machine_is_smartq5()) {
+               pr_info("Only SmartQ is supported by this ASoC driver\n");
+               return -ENODEV;
+       }
+
+       smartq_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!smartq_snd_device)
+               return -ENOMEM;
+
+       platform_set_drvdata(smartq_snd_device, &snd_soc_smartq);
+
+       ret = platform_device_add(smartq_snd_device);
+       if (ret) {
+               platform_device_put(smartq_snd_device);
+               return ret;
+       }
+
+       /* Initialise GPIOs used by amplifiers */
+       ret = gpio_request(S3C64XX_GPK(12), "amplifiers shutdown");
+       if (ret) {
+               dev_err(&smartq_snd_device->dev, "Failed to register GPK12\n");
+               goto err_unregister_device;
+       }
+
+       /* Disable amplifiers */
+       ret = gpio_direction_output(S3C64XX_GPK(12), 1);
+       if (ret) {
+               dev_err(&smartq_snd_device->dev, "Failed to configure GPK12\n");
+               goto err_free_gpio_amp_shut;
+       }
+
+       return 0;
+
+err_free_gpio_amp_shut:
+       gpio_free(S3C64XX_GPK(12));
+err_unregister_device:
+       platform_device_unregister(smartq_snd_device);
+
+       return ret;
+}
+
+static void __exit smartq_exit(void)
+{
+       snd_soc_jack_free_gpios(&smartq_jack, ARRAY_SIZE(smartq_jack_gpios),
+                               smartq_jack_gpios);
+
+       platform_device_unregister(smartq_snd_device);
+}
+
+module_init(smartq_init);
+module_exit(smartq_exit);
+
+/* Module information */
+MODULE_AUTHOR("Maurus Cuelenaere <mcuelenaere@gmail.com>");
+MODULE_DESCRIPTION("ALSA SoC SmartQ WM8987");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/smdk2443_wm9710.c b/sound/soc/samsung/smdk2443_wm9710.c
new file mode 100644 (file)
index 0000000..3be7e7e
--- /dev/null
@@ -0,0 +1,73 @@
+/*
+ * smdk2443_wm9710.c  --  SoC audio for smdk2443
+ *
+ * Copyright 2007 Wolfson Microelectronics PLC.
+ * Author: Graeme Gregory
+ *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include "dma.h"
+#include "ac97.h"
+
+static struct snd_soc_card smdk2443;
+
+static struct snd_soc_dai_link smdk2443_dai[] = {
+{
+       .name = "AC97",
+       .stream_name = "AC97 HiFi",
+       .cpu_dai_name = "samsung-ac97",
+       .codec_dai_name = "ac97-hifi",
+       .codec_name = "ac97-codec",
+       .platform_name = "samsung-audio",
+},
+};
+
+static struct snd_soc_card smdk2443 = {
+       .name = "SMDK2443",
+       .dai_link = smdk2443_dai,
+       .num_links = ARRAY_SIZE(smdk2443_dai),
+};
+
+static struct platform_device *smdk2443_snd_ac97_device;
+
+static int __init smdk2443_init(void)
+{
+       int ret;
+
+       smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
+       if (!smdk2443_snd_ac97_device)
+               return -ENOMEM;
+
+       platform_set_drvdata(smdk2443_snd_ac97_device, &smdk2443);
+       ret = platform_device_add(smdk2443_snd_ac97_device);
+
+       if (ret)
+               platform_device_put(smdk2443_snd_ac97_device);
+
+       return ret;
+}
+
+static void __exit smdk2443_exit(void)
+{
+       platform_device_unregister(smdk2443_snd_ac97_device);
+}
+
+module_init(smdk2443_init);
+module_exit(smdk2443_exit);
+
+/* Module information */
+MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
+MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/smdk_spdif.c b/sound/soc/samsung/smdk_spdif.c
new file mode 100644 (file)
index 0000000..cd29da0
--- /dev/null
@@ -0,0 +1,223 @@
+/*
+ * smdk_spdif.c  --  S/PDIF audio for SMDK
+ *
+ * Copyright 2010 Samsung Electronics Co. Ltd.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/clk.h>
+
+#include <plat/devs.h>
+
+#include <sound/soc.h>
+
+#include "dma.h"
+#include "spdif.h"
+
+/* Audio clock settings are belonged to board specific part. Every
+ * board can set audio source clock setting which is matched with H/W
+ * like this function-'set_audio_clock_heirachy'.
+ */
+static int set_audio_clock_heirachy(struct platform_device *pdev)
+{
+       struct clk *fout_epll, *mout_epll, *sclk_audio0, *sclk_spdif;
+       int ret;
+
+       fout_epll = clk_get(NULL, "fout_epll");
+       if (IS_ERR(fout_epll)) {
+               printk(KERN_WARNING "%s: Cannot find fout_epll.\n",
+                               __func__);
+               return -EINVAL;
+       }
+
+       mout_epll = clk_get(NULL, "mout_epll");
+       if (IS_ERR(mout_epll)) {
+               printk(KERN_WARNING "%s: Cannot find mout_epll.\n",
+                               __func__);
+               ret = -EINVAL;
+               goto out1;
+       }
+
+       sclk_audio0 = clk_get(&pdev->dev, "sclk_audio");
+       if (IS_ERR(sclk_audio0)) {
+               printk(KERN_WARNING "%s: Cannot find sclk_audio.\n",
+                               __func__);
+               ret = -EINVAL;
+               goto out2;
+       }
+
+       sclk_spdif = clk_get(NULL, "sclk_spdif");
+       if (IS_ERR(sclk_spdif)) {
+               printk(KERN_WARNING "%s: Cannot find sclk_spdif.\n",
+                               __func__);
+               ret = -EINVAL;
+               goto out3;
+       }
+
+       /* Set audio clock heirachy for S/PDIF */
+       clk_set_parent(mout_epll, fout_epll);
+       clk_set_parent(sclk_audio0, mout_epll);
+       clk_set_parent(sclk_spdif, sclk_audio0);
+
+       clk_put(sclk_spdif);
+out3:
+       clk_put(sclk_audio0);
+out2:
+       clk_put(mout_epll);
+out1:
+       clk_put(fout_epll);
+
+       return ret;
+}
+
+/* We should haved to set clock directly on this part because of clock
+ * scheme of Samsudng SoCs did not support to set rates from abstrct
+ * clock of it's heirachy.
+ */
+static int set_audio_clock_rate(unsigned long epll_rate,
+                               unsigned long audio_rate)
+{
+       struct clk *fout_epll, *sclk_spdif;
+
+       fout_epll = clk_get(NULL, "fout_epll");
+       if (IS_ERR(fout_epll)) {
+               printk(KERN_ERR "%s: failed to get fout_epll\n", __func__);
+               return -ENOENT;
+       }
+
+       clk_set_rate(fout_epll, epll_rate);
+       clk_put(fout_epll);
+
+       sclk_spdif = clk_get(NULL, "sclk_spdif");
+       if (IS_ERR(sclk_spdif)) {
+               printk(KERN_ERR "%s: failed to get sclk_spdif\n", __func__);
+               return -ENOENT;
+       }
+
+       clk_set_rate(sclk_spdif, audio_rate);
+       clk_put(sclk_spdif);
+
+       return 0;
+}
+
+static int smdk_hw_params(struct snd_pcm_substream *substream,
+               struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       unsigned long pll_out, rclk_rate;
+       int ret, ratio;
+
+       switch (params_rate(params)) {
+       case 44100:
+               pll_out = 45158400;
+               break;
+       case 32000:
+       case 48000:
+       case 96000:
+               pll_out = 49152000;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       /* Setting ratio to 512fs helps to use S/PDIF with HDMI without
+        * modify S/PDIF ASoC machine driver.
+        */
+       ratio = 512;
+       rclk_rate = params_rate(params) * ratio;
+
+       /* Set audio source clock rates */
+       ret = set_audio_clock_rate(pll_out, rclk_rate);
+       if (ret < 0)
+               return ret;
+
+       /* Set S/PDIF uses internal source clock */
+       ret = snd_soc_dai_set_sysclk(cpu_dai, SND_SOC_SPDIF_INT_MCLK,
+                                       rclk_rate, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       return ret;
+}
+
+static struct snd_soc_ops smdk_spdif_ops = {
+       .hw_params = smdk_hw_params,
+};
+
+static struct snd_soc_card smdk;
+
+static struct snd_soc_dai_link smdk_dai = {
+       .name = "S/PDIF",
+       .stream_name = "S/PDIF PCM Playback",
+       .platform_name = "samsung-audio",
+       .cpu_dai_name = "samsung-spdif",
+       .codec_dai_name = "dit-hifi",
+       .codec_name = "spdif-dit",
+       .ops = &smdk_spdif_ops,
+};
+
+static struct snd_soc_card smdk = {
+       .name = "SMDK-S/PDIF",
+       .dai_link = &smdk_dai,
+       .num_links = 1,
+};
+
+static struct platform_device *smdk_snd_spdif_dit_device;
+static struct platform_device *smdk_snd_spdif_device;
+
+static int __init smdk_init(void)
+{
+       int ret;
+
+       smdk_snd_spdif_dit_device = platform_device_alloc("spdif-dit", -1);
+       if (!smdk_snd_spdif_dit_device)
+               return -ENOMEM;
+
+       ret = platform_device_add(smdk_snd_spdif_dit_device);
+       if (ret)
+               goto err2;
+
+       smdk_snd_spdif_device = platform_device_alloc("soc-audio", -1);
+       if (!smdk_snd_spdif_device) {
+               ret = -ENOMEM;
+               goto err2;
+       }
+
+       platform_set_drvdata(smdk_snd_spdif_device, &smdk);
+
+       ret = platform_device_add(smdk_snd_spdif_device);
+       if (ret)
+               goto err1;
+
+       /* Set audio clock heirachy manually */
+       ret = set_audio_clock_heirachy(smdk_snd_spdif_device);
+       if (ret)
+               goto err1;
+
+       return 0;
+err1:
+       platform_device_put(smdk_snd_spdif_device);
+err2:
+       platform_device_put(smdk_snd_spdif_dit_device);
+       return ret;
+}
+
+static void __exit smdk_exit(void)
+{
+       platform_device_unregister(smdk_snd_spdif_device);
+}
+
+module_init(smdk_init);
+module_exit(smdk_exit);
+
+MODULE_AUTHOR("Seungwhan Youn, <sw.youn@samsung.com>");
+MODULE_DESCRIPTION("ALSA SoC SMDK+S/PDIF");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/smdk_wm8580.c b/sound/soc/samsung/smdk_wm8580.c
new file mode 100644 (file)
index 0000000..0ae3d57
--- /dev/null
@@ -0,0 +1,285 @@
+/*
+ *  smdk_wm8580.c
+ *
+ *  Copyright (c) 2009 Samsung Electronics Co. Ltd
+ *  Author: Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include <asm/mach-types.h>
+
+#include "../codecs/wm8580.h"
+#include "dma.h"
+#include "i2s.h"
+
+/*
+ * Default CFG switch settings to use this driver:
+ *
+ *   SMDK6410: Set CFG1 1-3 Off, CFG2 1-4 On
+ */
+
+/* SMDK has a 12MHZ crystal attached to WM8580 */
+#define SMDK_WM8580_FREQ 12000000
+
+static int smdk_hw_params(struct snd_pcm_substream *substream,
+       struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       unsigned int pll_out;
+       int bfs, rfs, ret;
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_U8:
+       case SNDRV_PCM_FORMAT_S8:
+               bfs = 16;
+               break;
+       case SNDRV_PCM_FORMAT_U16_LE:
+       case SNDRV_PCM_FORMAT_S16_LE:
+               bfs = 32;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       /* The Fvco for WM8580 PLLs must fall within [90,100]MHz.
+        * This criterion can't be met if we request PLL output
+        * as {8000x256, 64000x256, 11025x256}Hz.
+        * As a wayout, we rather change rfs to a minimum value that
+        * results in (params_rate(params) * rfs), and itself, acceptable
+        * to both - the CODEC and the CPU.
+        */
+       switch (params_rate(params)) {
+       case 16000:
+       case 22050:
+       case 32000:
+       case 44100:
+       case 48000:
+       case 88200:
+       case 96000:
+               rfs = 256;
+               break;
+       case 64000:
+               rfs = 384;
+               break;
+       case 8000:
+       case 11025:
+               rfs = 512;
+               break;
+       default:
+               return -EINVAL;
+       }
+       pll_out = params_rate(params) * rfs;
+
+       /* Set the Codec DAI configuration */
+       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
+                                        | SND_SOC_DAIFMT_NB_NF
+                                        | SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* Set the AP DAI configuration */
+       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
+                                        | SND_SOC_DAIFMT_NB_NF
+                                        | SND_SOC_DAIFMT_CBM_CFM);
+       if (ret < 0)
+               return ret;
+
+       /* Set WM8580 to drive MCLK from its PLLA */
+       ret = snd_soc_dai_set_clkdiv(codec_dai, WM8580_MCLK,
+                                       WM8580_CLKSRC_PLLA);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_pll(codec_dai, WM8580_PLLA, 0,
+                                       SMDK_WM8580_FREQ, pll_out);
+       if (ret < 0)
+               return ret;
+
+       ret = snd_soc_dai_set_sysclk(codec_dai, WM8580_CLKSRC_PLLA,
+                                    pll_out, SND_SOC_CLOCK_IN);
+       if (ret < 0)
+               return ret;
+
+       return 0;
+}
+
+/*
+ * SMDK WM8580 DAI operations.
+ */
+static struct snd_soc_ops smdk_ops = {
+       .hw_params = smdk_hw_params,
+};
+
+/* SMDK Playback widgets */
+static const struct snd_soc_dapm_widget wm8580_dapm_widgets_pbk[] = {
+       SND_SOC_DAPM_HP("Front", NULL),
+       SND_SOC_DAPM_HP("Center+Sub", NULL),
+       SND_SOC_DAPM_HP("Rear", NULL),
+};
+
+/* SMDK Capture widgets */
+static const struct snd_soc_dapm_widget wm8580_dapm_widgets_cpt[] = {
+       SND_SOC_DAPM_MIC("MicIn", NULL),
+       SND_SOC_DAPM_LINE("LineIn", NULL),
+};
+
+/* SMDK-PAIFTX connections */
+static const struct snd_soc_dapm_route audio_map_tx[] = {
+       /* MicIn feeds AINL */
+       {"AINL", NULL, "MicIn"},
+
+       /* LineIn feeds AINL/R */
+       {"AINL", NULL, "LineIn"},
+       {"AINR", NULL, "LineIn"},
+};
+
+/* SMDK-PAIFRX connections */
+static const struct snd_soc_dapm_route audio_map_rx[] = {
+       /* Front Left/Right are fed VOUT1L/R */
+       {"Front", NULL, "VOUT1L"},
+       {"Front", NULL, "VOUT1R"},
+
+       /* Center/Sub are fed VOUT2L/R */
+       {"Center+Sub", NULL, "VOUT2L"},
+       {"Center+Sub", NULL, "VOUT2R"},
+
+       /* Rear Left/Right are fed VOUT3L/R */
+       {"Rear", NULL, "VOUT3L"},
+       {"Rear", NULL, "VOUT3R"},
+};
+
+static int smdk_wm8580_init_paiftx(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+       /* Add smdk specific Capture widgets */
+       snd_soc_dapm_new_controls(dapm, wm8580_dapm_widgets_cpt,
+                                 ARRAY_SIZE(wm8580_dapm_widgets_cpt));
+
+       /* Set up PAIFTX audio path */
+       snd_soc_dapm_add_routes(dapm, audio_map_tx, ARRAY_SIZE(audio_map_tx));
+
+       /* Enabling the microphone requires the fitting of a 0R
+        * resistor to connect the line from the microphone jack.
+        */
+       snd_soc_dapm_disable_pin(dapm, "MicIn");
+
+       /* signal a DAPM event */
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+static int smdk_wm8580_init_paifrx(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec;
+       struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+       /* Add smdk specific Playback widgets */
+       snd_soc_dapm_new_controls(dapm, wm8580_dapm_widgets_pbk,
+                                 ARRAY_SIZE(wm8580_dapm_widgets_pbk));
+
+       /* Set up PAIFRX audio path */
+       snd_soc_dapm_add_routes(dapm, audio_map_rx, ARRAY_SIZE(audio_map_rx));
+
+       /* signal a DAPM event */
+       snd_soc_dapm_sync(dapm);
+
+       return 0;
+}
+
+enum {
+       PRI_PLAYBACK = 0,
+       PRI_CAPTURE,
+       SEC_PLAYBACK,
+};
+
+static struct snd_soc_dai_link smdk_dai[] = {
+       [PRI_PLAYBACK] = { /* Primary Playback i/f */
+               .name = "WM8580 PAIF RX",
+               .stream_name = "Playback",
+               .cpu_dai_name = "samsung-i2s.2",
+               .codec_dai_name = "wm8580-hifi-playback",
+               .platform_name = "samsung-audio",
+               .codec_name = "wm8580-codec.0-001b",
+               .init = smdk_wm8580_init_paifrx,
+               .ops = &smdk_ops,
+       },
+       [PRI_CAPTURE] = { /* Primary Capture i/f */
+               .name = "WM8580 PAIF TX",
+               .stream_name = "Capture",
+               .cpu_dai_name = "samsung-i2s.2",
+               .codec_dai_name = "wm8580-hifi-capture",
+               .platform_name = "samsung-audio",
+               .codec_name = "wm8580-codec.0-001b",
+               .init = smdk_wm8580_init_paiftx,
+               .ops = &smdk_ops,
+       },
+       [SEC_PLAYBACK] = { /* Sec_Fifo Playback i/f */
+               .name = "Sec_FIFO TX",
+               .stream_name = "Playback",
+               .cpu_dai_name = "samsung-i2s.x",
+               .codec_dai_name = "wm8580-hifi-playback",
+               .platform_name = "samsung-audio",
+               .codec_name = "wm8580-codec.0-001b",
+               .init = smdk_wm8580_init_paifrx,
+               .ops = &smdk_ops,
+       },
+};
+
+static struct snd_soc_card smdk = {
+       .name = "SMDK-I2S",
+       .dai_link = smdk_dai,
+       .num_links = 2,
+};
+
+static struct platform_device *smdk_snd_device;
+
+static int __init smdk_audio_init(void)
+{
+       int ret;
+       char *str;
+
+       if (machine_is_smdkc100()) {
+               smdk.num_links = 3;
+               /* S5PC100 has I2S0 as v5 */
+               str = (char *)smdk_dai[PRI_PLAYBACK].cpu_dai_name;
+               str[strlen(str) - 1] = '0';
+               str = (char *)smdk_dai[PRI_CAPTURE].cpu_dai_name;
+               str[strlen(str) - 1] = '0';
+               /* Secondary is at offset SAMSUNG_I2S_SECOFF from Primary */
+               str = (char *)smdk_dai[SEC_PLAYBACK].cpu_dai_name;
+               str[strlen(str) - 1] = '0' + SAMSUNG_I2S_SECOFF;
+       }
+
+       smdk_snd_device = platform_device_alloc("soc-audio", -1);
+       if (!smdk_snd_device)
+               return -ENOMEM;
+
+       platform_set_drvdata(smdk_snd_device, &smdk);
+       ret = platform_device_add(smdk_snd_device);
+
+       if (ret)
+               platform_device_put(smdk_snd_device);
+
+       return ret;
+}
+module_init(smdk_audio_init);
+
+MODULE_AUTHOR("Jaswinder Singh, jassi.brar@samsung.com");
+MODULE_DESCRIPTION("ALSA SoC SMDK WM8580");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/smdk_wm9713.c b/sound/soc/samsung/smdk_wm9713.c
new file mode 100644 (file)
index 0000000..7ce2430
--- /dev/null
@@ -0,0 +1,107 @@
+/*
+ * smdk_wm9713.c  --  SoC audio for SMDK
+ *
+ * Copyright 2010 Samsung Electronics Co. Ltd.
+ * Author: Jaswinder Singh Brar <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <sound/soc.h>
+
+#include "dma.h"
+#include "ac97.h"
+
+static struct snd_soc_card smdk;
+
+/*
+ * Default CFG switch settings to use this driver:
+ *
+ *   SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
+ *   SMDKC100: Set CFG6 1-3 On, CFG7 1   On
+ *   SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
+ *   SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
+ */
+
+/*
+ Playback (HeadPhone):-
+       $ amixer sset 'Headphone' unmute
+       $ amixer sset 'Right Headphone Out Mux' 'Headphone'
+       $ amixer sset 'Left Headphone Out Mux' 'Headphone'
+       $ amixer sset 'Right HP Mixer PCM' unmute
+       $ amixer sset 'Left HP Mixer PCM' unmute
+
+ Capture (LineIn):-
+       $ amixer sset 'Right Capture Source' 'Line'
+       $ amixer sset 'Left Capture Source' 'Line'
+*/
+
+static struct snd_soc_dai_link smdk_dai = {
+       .name = "AC97",
+       .stream_name = "AC97 PCM",
+       .platform_name = "samsung-audio",
+       .cpu_dai_name = "samsung-ac97",
+       .codec_dai_name = "wm9713-hifi",
+       .codec_name = "wm9713-codec",
+};
+
+static struct snd_soc_card smdk = {
+       .name = "SMDK WM9713",
+       .dai_link = &smdk_dai,
+       .num_links = 1,
+};
+
+static struct platform_device *smdk_snd_wm9713_device;
+static struct platform_device *smdk_snd_ac97_device;
+
+static int __init smdk_init(void)
+{
+       int ret;
+
+       smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
+       if (!smdk_snd_wm9713_device)
+               return -ENOMEM;
+
+       ret = platform_device_add(smdk_snd_wm9713_device);
+       if (ret)
+               goto err;
+
+       smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
+       if (!smdk_snd_ac97_device) {
+               ret = -ENOMEM;
+               goto err;
+       }
+
+       platform_set_drvdata(smdk_snd_ac97_device, &smdk);
+
+       ret = platform_device_add(smdk_snd_ac97_device);
+       if (ret) {
+               platform_device_put(smdk_snd_ac97_device);
+               goto err;
+       }
+
+       return 0;
+err:
+       platform_device_put(smdk_snd_wm9713_device);
+       return ret;
+}
+
+static void __exit smdk_exit(void)
+{
+       platform_device_unregister(smdk_snd_ac97_device);
+       platform_device_unregister(smdk_snd_wm9713_device);
+}
+
+module_init(smdk_init);
+module_exit(smdk_exit);
+
+/* Module information */
+MODULE_AUTHOR("Jaswinder Singh Brar, jassi.brar@samsung.com");
+MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/spdif.c b/sound/soc/samsung/spdif.c
new file mode 100644 (file)
index 0000000..f081640
--- /dev/null
@@ -0,0 +1,501 @@
+/* sound/soc/samsung/spdif.c
+ *
+ * ALSA SoC Audio Layer - Samsung S/PDIF Controller driver
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ *             http://www.samsung.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/io.h>
+
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include <plat/audio.h>
+#include <mach/dma.h>
+
+#include "dma.h"
+#include "spdif.h"
+
+/* Registers */
+#define CLKCON                         0x00
+#define CON                            0x04
+#define BSTAS                          0x08
+#define CSTAS                          0x0C
+#define DATA_OUTBUF                    0x10
+#define DCNT                           0x14
+#define BSTAS_S                                0x18
+#define DCNT_S                         0x1C
+
+#define CLKCTL_MASK                    0x7
+#define CLKCTL_MCLK_EXT                        (0x1 << 2)
+#define CLKCTL_PWR_ON                  (0x1 << 0)
+
+#define CON_MASK                       0x3ffffff
+#define CON_FIFO_TH_SHIFT              19
+#define CON_FIFO_TH_MASK               (0x7 << 19)
+#define CON_USERDATA_23RDBIT           (0x1 << 12)
+
+#define CON_SW_RESET                   (0x1 << 5)
+
+#define CON_MCLKDIV_MASK               (0x3 << 3)
+#define CON_MCLKDIV_256FS              (0x0 << 3)
+#define CON_MCLKDIV_384FS              (0x1 << 3)
+#define CON_MCLKDIV_512FS              (0x2 << 3)
+
+#define CON_PCM_MASK                   (0x3 << 1)
+#define CON_PCM_16BIT                  (0x0 << 1)
+#define CON_PCM_20BIT                  (0x1 << 1)
+#define CON_PCM_24BIT                  (0x2 << 1)
+
+#define CON_PCM_DATA                   (0x1 << 0)
+
+#define CSTAS_MASK                     0x3fffffff
+#define CSTAS_SAMP_FREQ_MASK           (0xF << 24)
+#define CSTAS_SAMP_FREQ_44             (0x0 << 24)
+#define CSTAS_SAMP_FREQ_48             (0x2 << 24)
+#define CSTAS_SAMP_FREQ_32             (0x3 << 24)
+#define CSTAS_SAMP_FREQ_96             (0xA << 24)
+
+#define CSTAS_CATEGORY_MASK            (0xFF << 8)
+#define CSTAS_CATEGORY_CODE_CDP                (0x01 << 8)
+
+#define CSTAS_NO_COPYRIGHT             (0x1 << 2)
+
+/**
+ * struct samsung_spdif_info - Samsung S/PDIF Controller information
+ * @lock: Spin lock for S/PDIF.
+ * @dev: The parent device passed to use from the probe.
+ * @regs: The pointer to the device register block.
+ * @clk_rate: Current clock rate for calcurate ratio.
+ * @pclk: The peri-clock pointer for spdif master operation.
+ * @sclk: The source clock pointer for making sync signals.
+ * @save_clkcon: Backup clkcon reg. in suspend.
+ * @save_con: Backup con reg. in suspend.
+ * @save_cstas: Backup cstas reg. in suspend.
+ * @dma_playback: DMA information for playback channel.
+ */
+struct samsung_spdif_info {
+       spinlock_t      lock;
+       struct device   *dev;
+       void __iomem    *regs;
+       unsigned long   clk_rate;
+       struct clk      *pclk;
+       struct clk      *sclk;
+       u32             saved_clkcon;
+       u32             saved_con;
+       u32             saved_cstas;
+       struct s3c_dma_params   *dma_playback;
+};
+
+static struct s3c2410_dma_client spdif_dma_client_out = {
+       .name           = "S/PDIF Stereo out",
+};
+
+static struct s3c_dma_params spdif_stereo_out;
+static struct samsung_spdif_info spdif_info;
+
+static inline struct samsung_spdif_info *to_info(struct snd_soc_dai *cpu_dai)
+{
+       return snd_soc_dai_get_drvdata(cpu_dai);
+}
+
+static void spdif_snd_txctrl(struct samsung_spdif_info *spdif, int on)
+{
+       void __iomem *regs = spdif->regs;
+       u32 clkcon;
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       clkcon = readl(regs + CLKCON) & CLKCTL_MASK;
+       if (on)
+               writel(clkcon | CLKCTL_PWR_ON, regs + CLKCON);
+       else
+               writel(clkcon & ~CLKCTL_PWR_ON, regs + CLKCON);
+}
+
+static int spdif_set_sysclk(struct snd_soc_dai *cpu_dai,
+                               int clk_id, unsigned int freq, int dir)
+{
+       struct samsung_spdif_info *spdif = to_info(cpu_dai);
+       u32 clkcon;
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       clkcon = readl(spdif->regs + CLKCON);
+
+       if (clk_id == SND_SOC_SPDIF_INT_MCLK)
+               clkcon &= ~CLKCTL_MCLK_EXT;
+       else
+               clkcon |= CLKCTL_MCLK_EXT;
+
+       writel(clkcon, spdif->regs + CLKCON);
+
+       spdif->clk_rate = freq;
+
+       return 0;
+}
+
+static int spdif_trigger(struct snd_pcm_substream *substream, int cmd,
+                               struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct samsung_spdif_info *spdif = to_info(rtd->cpu_dai);
+       unsigned long flags;
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       switch (cmd) {
+       case SNDRV_PCM_TRIGGER_START:
+       case SNDRV_PCM_TRIGGER_RESUME:
+       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+               spin_lock_irqsave(&spdif->lock, flags);
+               spdif_snd_txctrl(spdif, 1);
+               spin_unlock_irqrestore(&spdif->lock, flags);
+               break;
+       case SNDRV_PCM_TRIGGER_STOP:
+       case SNDRV_PCM_TRIGGER_SUSPEND:
+       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+               spin_lock_irqsave(&spdif->lock, flags);
+               spdif_snd_txctrl(spdif, 0);
+               spin_unlock_irqrestore(&spdif->lock, flags);
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static int spdif_sysclk_ratios[] = {
+       512, 384, 256,
+};
+
+static int spdif_hw_params(struct snd_pcm_substream *substream,
+                               struct snd_pcm_hw_params *params,
+                               struct snd_soc_dai *socdai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct samsung_spdif_info *spdif = to_info(rtd->cpu_dai);
+       void __iomem *regs = spdif->regs;
+       struct s3c_dma_params *dma_data;
+       u32 con, clkcon, cstas;
+       unsigned long flags;
+       int i, ratio;
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+               dma_data = spdif->dma_playback;
+       else {
+               dev_err(spdif->dev, "Capture is not supported\n");
+               return -EINVAL;
+       }
+
+       snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
+
+       spin_lock_irqsave(&spdif->lock, flags);
+
+       con = readl(regs + CON) & CON_MASK;
+       cstas = readl(regs + CSTAS) & CSTAS_MASK;
+       clkcon = readl(regs + CLKCON) & CLKCTL_MASK;
+
+       con &= ~CON_FIFO_TH_MASK;
+       con |= (0x7 << CON_FIFO_TH_SHIFT);
+       con |= CON_USERDATA_23RDBIT;
+       con |= CON_PCM_DATA;
+
+       con &= ~CON_PCM_MASK;
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S16_LE:
+               con |= CON_PCM_16BIT;
+               break;
+       default:
+               dev_err(spdif->dev, "Unsupported data size.\n");
+               goto err;
+       }
+
+       ratio = spdif->clk_rate / params_rate(params);
+       for (i = 0; i < ARRAY_SIZE(spdif_sysclk_ratios); i++)
+               if (ratio == spdif_sysclk_ratios[i])
+                       break;
+       if (i == ARRAY_SIZE(spdif_sysclk_ratios)) {
+               dev_err(spdif->dev, "Invalid clock ratio %ld/%d\n",
+                               spdif->clk_rate, params_rate(params));
+               goto err;
+       }
+
+       con &= ~CON_MCLKDIV_MASK;
+       switch (ratio) {
+       case 256:
+               con |= CON_MCLKDIV_256FS;
+               break;
+       case 384:
+               con |= CON_MCLKDIV_384FS;
+               break;
+       case 512:
+               con |= CON_MCLKDIV_512FS;
+               break;
+       }
+
+       cstas &= ~CSTAS_SAMP_FREQ_MASK;
+       switch (params_rate(params)) {
+       case 44100:
+               cstas |= CSTAS_SAMP_FREQ_44;
+               break;
+       case 48000:
+               cstas |= CSTAS_SAMP_FREQ_48;
+               break;
+       case 32000:
+               cstas |= CSTAS_SAMP_FREQ_32;
+               break;
+       case 96000:
+               cstas |= CSTAS_SAMP_FREQ_96;
+               break;
+       default:
+               dev_err(spdif->dev, "Invalid sampling rate %d\n",
+                               params_rate(params));
+               goto err;
+       }
+
+       cstas &= ~CSTAS_CATEGORY_MASK;
+       cstas |= CSTAS_CATEGORY_CODE_CDP;
+       cstas |= CSTAS_NO_COPYRIGHT;
+
+       writel(con, regs + CON);
+       writel(cstas, regs + CSTAS);
+       writel(clkcon, regs + CLKCON);
+
+       spin_unlock_irqrestore(&spdif->lock, flags);
+
+       return 0;
+err:
+       spin_unlock_irqrestore(&spdif->lock, flags);
+       return -EINVAL;
+}
+
+static void spdif_shutdown(struct snd_pcm_substream *substream,
+                               struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct samsung_spdif_info *spdif = to_info(rtd->cpu_dai);
+       void __iomem *regs = spdif->regs;
+       u32 con, clkcon;
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       con = readl(regs + CON) & CON_MASK;
+       clkcon = readl(regs + CLKCON) & CLKCTL_MASK;
+
+       writel(con | CON_SW_RESET, regs + CON);
+       cpu_relax();
+
+       writel(clkcon & ~CLKCTL_PWR_ON, regs + CLKCON);
+}
+
+#ifdef CONFIG_PM
+static int spdif_suspend(struct snd_soc_dai *cpu_dai)
+{
+       struct samsung_spdif_info *spdif = to_info(cpu_dai);
+       u32 con = spdif->saved_con;
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       spdif->saved_clkcon = readl(spdif->regs + CLKCON) & CLKCTL_MASK;
+       spdif->saved_con = readl(spdif->regs + CON) & CON_MASK;
+       spdif->saved_cstas = readl(spdif->regs + CSTAS) & CSTAS_MASK;
+
+       writel(con | CON_SW_RESET, spdif->regs + CON);
+       cpu_relax();
+
+       return 0;
+}
+
+static int spdif_resume(struct snd_soc_dai *cpu_dai)
+{
+       struct samsung_spdif_info *spdif = to_info(cpu_dai);
+
+       dev_dbg(spdif->dev, "Entered %s\n", __func__);
+
+       writel(spdif->saved_clkcon, spdif->regs + CLKCON);
+       writel(spdif->saved_con, spdif->regs + CON);
+       writel(spdif->saved_cstas, spdif->regs + CSTAS);
+
+       return 0;
+}
+#else
+#define spdif_suspend NULL
+#define spdif_resume NULL
+#endif
+
+static struct snd_soc_dai_ops spdif_dai_ops = {
+       .set_sysclk     = spdif_set_sysclk,
+       .trigger        = spdif_trigger,
+       .hw_params      = spdif_hw_params,
+       .shutdown       = spdif_shutdown,
+};
+
+struct snd_soc_dai_driver samsung_spdif_dai = {
+       .name = "samsung-spdif",
+       .playback = {
+               .stream_name = "S/PDIF Playback",
+               .channels_min = 2,
+               .channels_max = 2,
+               .rates = (SNDRV_PCM_RATE_32000 |
+                               SNDRV_PCM_RATE_44100 |
+                               SNDRV_PCM_RATE_48000 |
+                               SNDRV_PCM_RATE_96000),
+               .formats = SNDRV_PCM_FMTBIT_S16_LE, },
+       .ops = &spdif_dai_ops,
+       .suspend = spdif_suspend,
+       .resume = spdif_resume,
+};
+
+static __devinit int spdif_probe(struct platform_device *pdev)
+{
+       struct s3c_audio_pdata *spdif_pdata;
+       struct resource *mem_res, *dma_res;
+       struct samsung_spdif_info *spdif;
+       int ret;
+
+       spdif_pdata = pdev->dev.platform_data;
+
+       dev_dbg(&pdev->dev, "Entered %s\n", __func__);
+
+       dma_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+       if (!dma_res) {
+               dev_err(&pdev->dev, "Unable to get dma resource.\n");
+               return -ENXIO;
+       }
+
+       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       if (!mem_res) {
+               dev_err(&pdev->dev, "Unable to get register resource.\n");
+               return -ENXIO;
+       }
+
+       if (spdif_pdata && spdif_pdata->cfg_gpio
+                       && spdif_pdata->cfg_gpio(pdev)) {
+               dev_err(&pdev->dev, "Unable to configure GPIO pins\n");
+               return -EINVAL;
+       }
+
+       spdif = &spdif_info;
+       spdif->dev = &pdev->dev;
+
+       spin_lock_init(&spdif->lock);
+
+       spdif->pclk = clk_get(&pdev->dev, "spdif");
+       if (IS_ERR(spdif->pclk)) {
+               dev_err(&pdev->dev, "failed to get peri-clock\n");
+               ret = -ENOENT;
+               goto err0;
+       }
+       clk_enable(spdif->pclk);
+
+       spdif->sclk = clk_get(&pdev->dev, "sclk_spdif");
+       if (IS_ERR(spdif->sclk)) {
+               dev_err(&pdev->dev, "failed to get internal source clock\n");
+               ret = -ENOENT;
+               goto err1;
+       }
+       clk_enable(spdif->sclk);
+
+       /* Request S/PDIF Register's memory region */
+       if (!request_mem_region(mem_res->start,
+                               resource_size(mem_res), "samsung-spdif")) {
+               dev_err(&pdev->dev, "Unable to request register region\n");
+               ret = -EBUSY;
+               goto err2;
+       }
+
+       spdif->regs = ioremap(mem_res->start, 0x100);
+       if (spdif->regs == NULL) {
+               dev_err(&pdev->dev, "Cannot ioremap registers\n");
+               ret = -ENXIO;
+               goto err3;
+       }
+
+       dev_set_drvdata(&pdev->dev, spdif);
+
+       ret = snd_soc_register_dai(&pdev->dev, &samsung_spdif_dai);
+       if (ret != 0) {
+               dev_err(&pdev->dev, "fail to register dai\n");
+               goto err4;
+       }
+
+       spdif_stereo_out.dma_size = 2;
+       spdif_stereo_out.client = &spdif_dma_client_out;
+       spdif_stereo_out.dma_addr = mem_res->start + DATA_OUTBUF;
+       spdif_stereo_out.channel = dma_res->start;
+
+       spdif->dma_playback = &spdif_stereo_out;
+
+       return 0;
+
+err4:
+       iounmap(spdif->regs);
+err3:
+       release_mem_region(mem_res->start, resource_size(mem_res));
+err2:
+       clk_disable(spdif->sclk);
+       clk_put(spdif->sclk);
+err1:
+       clk_disable(spdif->pclk);
+       clk_put(spdif->pclk);
+err0:
+       return ret;
+}
+
+static __devexit int spdif_remove(struct platform_device *pdev)
+{
+       struct samsung_spdif_info *spdif = &spdif_info;
+       struct resource *mem_res;
+
+       snd_soc_unregister_dai(&pdev->dev);
+
+       iounmap(spdif->regs);
+
+       mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       if (mem_res)
+               release_mem_region(mem_res->start, resource_size(mem_res));
+
+       clk_disable(spdif->sclk);
+       clk_put(spdif->sclk);
+       clk_disable(spdif->pclk);
+       clk_put(spdif->pclk);
+
+       return 0;
+}
+
+static struct platform_driver samsung_spdif_driver = {
+       .probe  = spdif_probe,
+       .remove = spdif_remove,
+       .driver = {
+               .name   = "samsung-spdif",
+               .owner  = THIS_MODULE,
+       },
+};
+
+static int __init spdif_init(void)
+{
+       return platform_driver_register(&samsung_spdif_driver);
+}
+module_init(spdif_init);
+
+static void __exit spdif_exit(void)
+{
+       platform_driver_unregister(&samsung_spdif_driver);
+}
+module_exit(spdif_exit);
+
+MODULE_AUTHOR("Seungwhan Youn, <sw.youn@samsung.com>");
+MODULE_DESCRIPTION("Samsung S/PDIF Controller Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:samsung-spdif");
diff --git a/sound/soc/samsung/spdif.h b/sound/soc/samsung/spdif.h
new file mode 100644 (file)
index 0000000..4f72cb4
--- /dev/null
@@ -0,0 +1,19 @@
+/* sound/soc/samsung/spdif.h
+ *
+ * ALSA SoC Audio Layer - Samsung S/PDIF Controller driver
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ *             http://www.samsung.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __SND_SOC_SAMSUNG_SPDIF_H
+#define __SND_SOC_SAMSUNG_SPDIF_H      __FILE__
+
+#define SND_SOC_SPDIF_INT_MCLK         0
+#define SND_SOC_SPDIF_EXT_MCLK         1
+
+#endif /* __SND_SOC_SAMSUNG_SPDIF_H */