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Commit 3f0bcaa5 authored by Alexander Shiyan's avatar Alexander Shiyan Committed by Olof Johansson
Browse files

ARM: clps711x: autcpu12: Add support for NOR flash 



Signed-off-by: default avatarAlexander Shiyan <shc_work@mail.ru>
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parent ba18ec21

arch/arm/mach-clps711x/board-autcpu12.c

+37 −2
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include <linux/gpio.h>

#include <linux/ioport.h>

#include <linux/interrupt.h>

#include <linux/mtd/physmap.h>

#include <linux/mtd/partitions.h>

#include <linux/mtd/nand-gpio.h>

#include <linux/platform_device.h>
@@ -45,12 +46,17 @@ 
#include "common.h"

#include "devices.h"



#define AUTCPU12_CS8900_BASE	(CS2_PHYS_BASE + 0x300)

#define AUTCPU12_CS8900_IRQ	(IRQ_EINT3)

/* NOR flash */

#define AUTCPU12_FLASH_BASE	(CS0_PHYS_BASE)



/* SmartMedia flash */

#define AUTCPU12_SMC_BASE	(CS1_PHYS_BASE + 0x06000000)

#define AUTCPU12_SMC_SEL_BASE	(AUTCPU12_SMC_BASE + 0x10)



/* Ethernet */

#define AUTCPU12_CS8900_BASE	(CS2_PHYS_BASE + 0x300)

#define AUTCPU12_CS8900_IRQ	(IRQ_EINT3)



/* NAND flash */

#define AUTCPU12_MMGPIO_BASE	(CLPS711X_NR_GPIO)

#define AUTCPU12_SMC_NCE	(AUTCPU12_MMGPIO_BASE + 0) /* Bit 0 */
@@ -160,9 +166,38 @@ static const struct gpio autcpu12_gpios[] __initconst = { 
	{ AUTCPU12_DPOT_UD,	GPIOF_OUT_INIT_LOW,	"DPOT UD" },

};



static struct mtd_partition autcpu12_flash_partitions[] = {

	{

		.name	= "NOR.0",

		.offset	= 0,

		.size	= MTDPART_SIZ_FULL,

	},

};



static struct physmap_flash_data autcpu12_flash_pdata = {

	.width		= 4,

	.parts		= autcpu12_flash_partitions,

	.nr_parts	= ARRAY_SIZE(autcpu12_flash_partitions),

};



static struct resource autcpu12_flash_resources[] __initdata = {

	DEFINE_RES_MEM(AUTCPU12_FLASH_BASE, SZ_8M),

};



static struct platform_device autcpu12_flash_pdev __initdata = {

	.name		= "physmap-flash",

	.id		= 0,

	.resource	= autcpu12_flash_resources,

	.num_resources	= ARRAY_SIZE(autcpu12_flash_resources),

	.dev		= {

		.platform_data	= &autcpu12_flash_pdata,

	},

};



static void __init autcpu12_init(void)

{

	clps711x_devices_init();

	platform_device_register(&autcpu12_flash_pdev);

	platform_device_register_simple("video-clps711x", 0, NULL, 0);

	platform_device_register_simple("cs89x0", 0, autcpu12_cs8900_resource,

					ARRAY_SIZE(autcpu12_cs8900_resource));

arch/arm/mach-clps711x/include/mach/autcpu12.h

+0 −5
Original line number Diff line number Diff line
@@ -20,11 +20,6 @@ 
#ifndef __ASM_ARCH_AUTCPU12_H

#define __ASM_ARCH_AUTCPU12_H



/*

 * The flash bank is wired to chip select 0

 */

#define AUTCPU12_PHYS_FLASH		CS0_PHYS_BASE		/* physical */



/* offset for device specific information structure */

#define AUTCPU12_LCDINFO_OFFS		(0x00010000)