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Commit 5fc9f9a1 authored by Daniel Mack's avatar Daniel Mack Committed by Eric Miao
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[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: default avatarDaniel Mack <daniel@caiaq.de>
Signed-off-by: default avatarEric Miao <eric.miao@marvell.com>
parent 5c0dbb8f

arch/arm/mach-pxa/Kconfig

+5 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-pxa/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-pxa/colibri-pxa300.c

0 → 100644
+99 −0
Original line number Diff line number Diff line 
/*

 *  arch/arm/mach-pxa/colibri-pxa300.c

 *

 *  Support for Toradex PXA300 based Colibri module

 *  Daniel Mack <daniel@caiaq.de>

 *

 *  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/kernel.h>

#include <linux/platform_device.h>

#include <linux/gpio.h>

#include <net/ax88796.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <asm/mach/irq.h>



#include <mach/pxa300.h>

#include <mach/colibri.h>



#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

arch/arm/mach-pxa/include/mach/colibri.h

+17 −0
Original line number Diff line number Diff line 
#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_ */