From: Daniel Schaeffer <daniel.schaeffer@timesys.com>
Date: Wed, 3 Jun 2009 21:23:54 +0000 (-0400)
Subject: mxc: Add i.MX27LITE board support
X-Git-Tag: firefly_0821_release~13934^2~16^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8c032ec337bdf6ca9b083345b265130a55100b69;p=firefly-linux-kernel-4.4.55.git
mxc: Add i.MX27LITE board support
Sascha Hauer wrote:
> On Tue, Jun 02, 2009 at 04:18:42PM -0400, Daniel Schaeffer wrote:
>> Add basic support for the Logic i.MX27LITE board.
>>
>> Signed-off-by: Daniel Schaeffer <daniel.schaeffer@timesys.com>
>
> Besides the comment made by Fabio this looks ok to me.
>
> Sascha
>
>
Fixed issues pointed out by Fabio and Magnus, and rebased to mxc-master head.
Signed-off-by: Daniel Schaeffer <daniel.schaeffer@timesys.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig
index 61550443a233..c77da586b71d 100644
--- a/arch/arm/mach-mx2/Kconfig
+++ b/arch/arm/mach-mx2/Kconfig
@@ -59,4 +59,12 @@ config MACH_MX27_3DS
help
Include support for MX27PDK platform. This includes specific
configurations for the board and its peripherals.
+
+config MACH_MX27LITE
+ bool "LogicPD MX27 LITEKIT platform"
+ depends on MACH_MX27
+ help
+ Include support for MX27 LITEKIT platform. This includes specific
+ configurations for the board and its peripherals.
+
endif
diff --git a/arch/arm/mach-mx2/Makefile b/arch/arm/mach-mx2/Makefile
index d140e2dcf942..b9b1cca4e9bc 100644
--- a/arch/arm/mach-mx2/Makefile
+++ b/arch/arm/mach-mx2/Makefile
@@ -16,3 +16,5 @@ obj-$(CONFIG_MACH_MX27ADS) += mx27ads.o
obj-$(CONFIG_MACH_PCM038) += pcm038.o
obj-$(CONFIG_MACH_PCM970_BASEBOARD) += pcm970-baseboard.o
obj-$(CONFIG_MACH_MX27_3DS) += mx27pdk.o
+obj-$(CONFIG_MACH_MX27LITE) += mx27lite.o
+
diff --git a/arch/arm/mach-mx2/mx27lite.c b/arch/arm/mach-mx2/mx27lite.c
new file mode 100644
index 000000000000..3ae11cb8c04b
--- /dev/null
+++ b/arch/arm/mach-mx2/mx27lite.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
+ * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
+ * Copyright 2009 Daniel Schaeffer (daniel.schaeffer@timesys.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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+#include <mach/hardware.h>
+#include <mach/common.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux.h>
+#include <mach/board-mx27lite.h>
+
+#include "devices.h"
+
+static unsigned int mx27lite_pins[] = {
+ /* UART1 */
+ PE12_PF_UART1_TXD,
+ PE13_PF_UART1_RXD,
+ PE14_PF_UART1_CTS,
+ PE15_PF_UART1_RTS,
+ /* FEC */
+ PD0_AIN_FEC_TXD0,
+ PD1_AIN_FEC_TXD1,
+ PD2_AIN_FEC_TXD2,
+ PD3_AIN_FEC_TXD3,
+ PD4_AOUT_FEC_RX_ER,
+ PD5_AOUT_FEC_RXD1,
+ PD6_AOUT_FEC_RXD2,
+ PD7_AOUT_FEC_RXD3,
+ PD8_AF_FEC_MDIO,
+ PD9_AIN_FEC_MDC,
+ PD10_AOUT_FEC_CRS,
+ PD11_AOUT_FEC_TX_CLK,
+ PD12_AOUT_FEC_RXD0,
+ PD13_AOUT_FEC_RX_DV,
+ PD14_AOUT_FEC_RX_CLK,
+ PD15_AOUT_FEC_COL,
+ PD16_AIN_FEC_TX_ER,
+ PF23_AIN_FEC_TX_EN,
+};
+
+static struct imxuart_platform_data uart_pdata = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct platform_device *platform_devices[] __initdata = {
+ &mxc_fec_device,
+};
+
+static void __init mx27lite_init(void)
+{
+ mxc_gpio_setup_multiple_pins(mx27lite_pins, ARRAY_SIZE(mx27lite_pins),
+ "imx27lite");
+ mxc_register_device(&mxc_uart_device0, &uart_pdata);
+ platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+}
+
+static void __init mx27lite_timer_init(void)
+{
+ mx27_clocks_init(26000000);
+}
+
+static struct sys_timer mx27lite_timer = {
+ .init = mx27lite_timer_init,
+};
+
+MACHINE_START(IMX27LITE, "LogicPD i.MX27LITE")
+ .phys_io = AIPI_BASE_ADDR,
+ .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x100,
+ .map_io = mx27_map_io,
+ .init_irq = mxc_init_irq,
+ .init_machine = mx27lite_init,
+ .timer = &mx27lite_timer,
+MACHINE_END
diff --git a/arch/arm/plat-mxc/include/mach/board-mx27lite.h b/arch/arm/plat-mxc/include/mach/board-mx27lite.h
new file mode 100644
index 000000000000..a870f8ea2443
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/board-mx27lite.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * 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 __ASM_ARCH_MXC_BOARD_MX27LITE_H__
+#define __ASM_ARCH_MXC_BOARD_MX27LITE_H__
+
+/* mandatory for CONFIG_DEBUG_LL */
+
+#define MXC_LL_UART_PADDR UART1_BASE_ADDR
+#define MXC_LL_UART_VADDR AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
+
+#endif /* __ASM_ARCH_MXC_BOARD_MX27LITE_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S
index e280978eef60..bbc5f6753cfb 100644
--- a/arch/arm/plat-mxc/include/mach/debug-macro.S
+++ b/arch/arm/plat-mxc/include/mach/debug-macro.S
@@ -48,6 +48,9 @@
#endif
#ifdef CONFIG_MACH_MX35_3DS
#include <mach/board-mx35pdk.h>
+#endif
+#ifdef CONFIG_MACH_MX27LITE
+#include <mach/board-mx27lite.h>
#endif
.macro addruart,rx
mrc p15, 0, \rx, c1, c0