From: Daniel Mack Date: Fri, 13 Mar 2009 15:37:09 +0000 (+0100) Subject: [ARM] pxa: add basic support for Colibri PXA300 module X-Git-Tag: firefly_0821_release~15211^2~4^2~29 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5fc9f9a1deefc9999af721fba249cd58ee7e273b;p=firefly-linux-kernel-4.4.55.git [ARM] pxa: add basic support for Colibri PXA300 module This patch add basic support for Toradex' Colibri PXA300 module. Ethernet is enabled conditionally, depdending on CONFIG_AX88796. Signed-off-by: Daniel Mack Signed-off-by: Eric Miao --- diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index fd21bba62170..1a93888c68a8 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -265,6 +265,11 @@ config MACH_COLIBRI bool "Toradex Colibri PXA270" select PXA27x +config MACH_COLIBRI300 + bool "Toradex Colibri PXA300" + select PXA3xx + select CPU_PXA300 + config MACH_ZYLONITE bool "PXA3xx Development Platform (aka Zylonite)" select PXA3xx diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index fbbda93b73ae..df6534b49e31 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -36,6 +36,7 @@ obj-$(CONFIG_MACH_MP900C) += mp900.o obj-$(CONFIG_ARCH_PXA_IDP) += idp.o obj-$(CONFIG_MACH_TRIZEPS4) += trizeps4.o obj-$(CONFIG_MACH_COLIBRI) += colibri-pxa270.o +obj-$(CONFIG_MACH_COLIBRI300) += colibri-pxa300.o obj-$(CONFIG_MACH_H5000) += h5000.o obj-$(CONFIG_PXA_SHARP_C7xx) += corgi.o sharpsl_pm.o corgi_pm.o obj-$(CONFIG_PXA_SHARP_Cxx00) += spitz.o sharpsl_pm.o spitz_pm.o diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c new file mode 100644 index 000000000000..b271e028da35 --- /dev/null +++ b/arch/arm/mach-pxa/colibri-pxa300.c @@ -0,0 +1,99 @@ +/* + * arch/arm/mach-pxa/colibri-pxa300.c + * + * Support for Toradex PXA300 based Colibri module + * Daniel Mack + * + * 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 +#include +#include +#include +#include + +#include +#include +#include + +#include +#include + +#include "generic.h" +#include "devices.h" + +/* + * GPIO configuration + */ +static mfp_cfg_t colibri_pxa300_pin_config[] __initdata = { + GPIO1_nCS2, /* AX88796 chip select */ + GPIO26_GPIO | MFP_PULL_HIGH, /* AX88796 IRQ */ +}; + +#if defined(CONFIG_AX88796) +/* + * Asix AX88796 Ethernet + */ +static struct ax_plat_data colibri_asix_platdata = { + .flags = AXFLG_MAC_FROMDEV, + .wordlength = 2, + .dcr_val = 0x01, + .rcr_val = 0x0e, + .gpoc_val = 0x19 +}; + +static struct resource colibri_asix_resource[] = { + [0] = { + .start = PXA3xx_CS2_PHYS, + .end = PXA3xx_CS2_PHYS + (0x18 * 0x2) - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = PXA3xx_CS2_PHYS + (1 << 11), + .end = PXA3xx_CS2_PHYS + (1 << 11) + 0x3fff, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = COLIBRI_PXA300_ETH_IRQ, + .end = COLIBRI_PXA300_ETH_IRQ, + .flags = IORESOURCE_IRQ + } +}; + +static struct platform_device asix_device = { + .name = "ax88796", + .id = 0, + .num_resources = ARRAY_SIZE(colibri_asix_resource), + .resource = colibri_asix_resource, + .dev = { + .platform_data = &colibri_asix_platdata + } +}; +#endif /* CONFIG_AX88796 */ + +static struct platform_device *colibri_pxa300_devices[] __initdata = { +#if defined(CONFIG_AX88796) + &asix_device +#endif +}; + +static void __init colibri_pxa300_init(void) +{ + set_irq_type(COLIBRI_PXA300_ETH_IRQ, IRQ_TYPE_EDGE_FALLING); + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_pin_config)); + platform_add_devices(ARRAY_AND_SIZE(colibri_pxa300_devices)); +} + +MACHINE_START(COLIBRI300, "Toradex Colibri PXA300") + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .boot_params = COLIBRI_SDRAM_BASE + 0x100, + .init_machine = colibri_pxa300_init, + .map_io = pxa_map_io, + .init_irq = pxa3xx_init_irq, + .timer = &pxa_timer, +MACHINE_END + diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h index c7c99d078817..e295e8df8d64 100644 --- a/arch/arm/mach-pxa/include/mach/colibri.h +++ b/arch/arm/mach-pxa/include/mach/colibri.h @@ -1,14 +1,31 @@ #ifndef _COLIBRI_H_ #define _COLIBRI_H_ +/* + * common settings for all modules + */ /* physical memory regions */ #define COLIBRI_SDRAM_BASE 0xa0000000 /* SDRAM region */ +/* definitions for Colibri PXA270 */ + #define COLIBRI_PXA270_FLASH_PHYS (PXA_CS0_PHYS) /* Flash region */ #define COLIBRI_PXA270_ETH_PHYS (PXA_CS2_PHYS) /* Ethernet */ #define COLIBRI_PXA270_ETH_IRQ_GPIO 114 #define COLIBRI_PXA270_ETH_IRQ \ gpio_to_irq(mfp_to_gpio(COLIBRI_PXA270_ETH_IRQ_GPIO)) +/* definitions for Colibri PXA300 */ + +#define COLIBRI_PXA300_ETH_IRQ_GPIO 26 +#define COLIBRI_PXA300_ETH_IRQ \ + gpio_to_irq(mfp_to_gpio(COLIBRI_PXA300_ETH_IRQ_GPIO)) + +/* definitions for Colibri PXA320 */ + +#define COLIBRI_PXA320_ETH_IRQ_GPIO 36 +#define COLIBRI_PXA320_ETH_IRQ \ + gpio_to_irq(mfp_to_gpio(COLIBRI_PXA320_ETH_IRQ_GPIO)) + #endif /* _COLIBRI_H_ */