Commit db90005b authored by Abhilash Kesavan's avatar Abhilash Kesavan Committed by Kukjin Kim
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ARM: SAMSUNG: Add Compact Flash device support for Samsung SoCs 



Following has been added:
	- Common CF Platform device definition
	- Platform data strucure definition
	- CF controller register definitions

Signed-off-by: default avatarAbhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 3911dab8

arch/arm/plat-samsung/Kconfig

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@@ -216,6 +216,11 @@ config SAMSUNG_DEV_ADC 
	help

	  Compile in platform device definition for ADC controller



config SAMSUNG_DEV_IDE

	bool

	help

	  Compile in platform device definitions for IDE



config S3C64XX_DEV_SPI

	bool

	help

arch/arm/plat-samsung/Makefile

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@@ -49,6 +49,7 @@ obj-$(CONFIG_S3C_DEV_ONENAND) += dev-onenand.o 
obj-$(CONFIG_S3C_DEV_RTC)	+= dev-rtc.o



obj-$(CONFIG_SAMSUNG_DEV_ADC)	+= dev-adc.o

obj-$(CONFIG_SAMSUNG_DEV_IDE)	+= dev-ide.o

obj-$(CONFIG_SAMSUNG_DEV_TS)	+= dev-ts.o



# DMA support

arch/arm/plat-samsung/dev-ide.c

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/* linux/arch/arm/plat-samsung/dev-ide.c

 *

 * Copyright (c) 2010 Samsung Electronics Co., Ltd.

 *		http://www.samsung.com

 *

 * Samsung CF-ATA device definition.

 *

 * 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/kernel.h>

#include <linux/interrupt.h>

#include <linux/platform_device.h>



#include <mach/map.h>

#include <plat/ata.h>

#include <plat/devs.h>



static struct resource s3c_cfcon_resource[] = {

	[0] = {

		.start	= SAMSUNG_PA_CFCON,

		.end	= SAMSUNG_PA_CFCON + SZ_16K - 1,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= IRQ_CFCON,

		.end	= IRQ_CFCON,

		.flags	= IORESOURCE_IRQ,

	},

};



struct platform_device s3c_device_cfcon = {

	.id		= 0,

	.num_resources	= ARRAY_SIZE(s3c_cfcon_resource),

	.resource	= s3c_cfcon_resource,

};



void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata)

{

	s3c_set_platdata(pdata, sizeof(struct s3c_ide_platdata),

			 &s3c_device_cfcon);

}

arch/arm/plat-samsung/include/plat/ata-core.h

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/* linux/arch/arm/plat-samsung/include/plat/ata-core.h

 *

 * Copyright (c) 2010 Samsung Electronics Co., Ltd.

 *		http://www.samsung.com

 *

 * Samsung CF-ATA Controller core functions

 *

 * 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_PLAT_ATA_CORE_H

#define __ASM_PLAT_ATA_CORE_H __FILE__



/* These functions are only for use with the core support code, such as

 * the cpu specific initialisation code

*/



/* re-define device name depending on support. */

static inline void s3c_cfcon_setname(char *name)

{

#ifdef CONFIG_SAMSUNG_DEV_IDE

	s3c_device_cfcon.name = name;

#endif

}



#endif /* __ASM_PLAT_ATA_CORE_H */

arch/arm/plat-samsung/include/plat/ata.h

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/* linux/arch/arm/plat-samsung/include/plat/ata.h

 *

 * Copyright (c) 2010 Samsung Electronics Co., Ltd.

 *		http://www.samsung.com

 *

 * Samsung CF-ATA platform_device info

 *

 * 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_PLAT_ATA_H

#define __ASM_PLAT_ATA_H __FILE__



/**

 * struct s3c_ide_platdata - S3C IDE driver platform data.

 * @setup_gpio: Setup the external GPIO pins to the right state for data

 * transfer in true-ide mode.

 */

struct s3c_ide_platdata {

	void (*setup_gpio)(void);

};



/*

 * s3c_ide_set_platdata() - Setup the platform specifc data for IDE driver.

 * @pdata: Platform data for IDE driver.

 */

extern void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata);



/* architecture-specific IDE configuration */

extern void s3c64xx_ide_setup_gpio(void);

extern void s5pc100_ide_setup_gpio(void);

extern void s5pv210_ide_setup_gpio(void);



#endif /*__ASM_PLAT_ATA_H */