Commit 0164cbf4 authored by Byungho Min's avatar Byungho Min Committed by Ben Dooks
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ARM: S5PC100: GPIO and I2C 



S5PC100 has more GPIO group then previous one. It has 34 groups of GPIO, while
S3C6410 has 17 groups. For now, only header files are written.

Signed-off-by: default avatarByungho Min <bhmin@samsung.com>
[ben-linux@fluff.org: subject fixup]
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent 8acd1ade

arch/arm/mach-s5pc100/include/mach/gpio-core.h

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/* arch/arm/mach-s5pc100/include/mach/gpio-core.h

 *

 * Copyright 2009 Samsung Electronics Co.

 *      Byungho Min <bhmin@samsung.com>

 *

 * S5PC100 - GPIO core support

 *

 * Based on mach-s3c6400/include/mach/gpio-core.h

 *

 * 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_GPIO_CORE_H

#define __ASM_ARCH_GPIO_CORE_H __FILE__



/* currently we just include the platform support */

#include <plat/gpio-core.h>



#endif /* __ASM_ARCH_GPIO_CORE_H */

arch/arm/mach-s5pc100/include/mach/gpio.h

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/* arch/arm/mach-s5pc100/include/mach/gpio.h

 *

 * Copyright 2009 Samsung Electronics Co.

 *	Byungho Min <bhmin@samsung.com>

 *

 * S5PC100 - GPIO lib support

 *

 * Base on mach-s3c6400/include/mach/gpio.h

 *

 * 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.

*/



#define gpio_get_value	__gpio_get_value

#define gpio_set_value	__gpio_set_value

#define gpio_cansleep	__gpio_cansleep

#define gpio_to_irq	__gpio_to_irq



/* GPIO bank sizes */

#define S5PC1XX_GPIO_A0_NR	(8)

#define S5PC1XX_GPIO_A1_NR	(5)

#define S5PC1XX_GPIO_B_NR	(8)

#define S5PC1XX_GPIO_C_NR	(5)

#define S5PC1XX_GPIO_D_NR	(7)

#define S5PC1XX_GPIO_E0_NR	(8)

#define S5PC1XX_GPIO_E1_NR	(6)

#define S5PC1XX_GPIO_F0_NR	(8)

#define S5PC1XX_GPIO_F1_NR	(8)

#define S5PC1XX_GPIO_F2_NR	(8)

#define S5PC1XX_GPIO_F3_NR	(4)

#define S5PC1XX_GPIO_G0_NR	(8)

#define S5PC1XX_GPIO_G1_NR	(3)

#define S5PC1XX_GPIO_G2_NR	(7)

#define S5PC1XX_GPIO_G3_NR	(7)

#define S5PC1XX_GPIO_H0_NR	(8)

#define S5PC1XX_GPIO_H1_NR	(8)

#define S5PC1XX_GPIO_H2_NR	(8)

#define S5PC1XX_GPIO_H3_NR	(8)

#define S5PC1XX_GPIO_I_NR	(8)

#define S5PC1XX_GPIO_J0_NR	(8)

#define S5PC1XX_GPIO_J1_NR	(5)

#define S5PC1XX_GPIO_J2_NR	(8)

#define S5PC1XX_GPIO_J3_NR	(8)

#define S5PC1XX_GPIO_J4_NR	(4)

#define S5PC1XX_GPIO_K0_NR	(8)

#define S5PC1XX_GPIO_K1_NR	(6)

#define S5PC1XX_GPIO_K2_NR	(8)

#define S5PC1XX_GPIO_K3_NR	(8)

#define S5PC1XX_GPIO_MP00_NR	(8)

#define S5PC1XX_GPIO_MP01_NR	(8)

#define S5PC1XX_GPIO_MP02_NR	(8)

#define S5PC1XX_GPIO_MP03_NR	(8)

#define S5PC1XX_GPIO_MP04_NR	(5)



/* GPIO bank numbes */



/* CONFIG_S3C_GPIO_SPACE allows the user to select extra

 * space for debugging purposes so that any accidental

 * change from one gpio bank to another can be caught.

*/



#define S5PC1XX_GPIO_NEXT(__gpio) \

	((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)



enum s3c_gpio_number {

	S5PC1XX_GPIO_A0_START 	= 0,

	S5PC1XX_GPIO_A1_START 	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_A0),

	S5PC1XX_GPIO_B_START 	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_A1),

	S5PC1XX_GPIO_C_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_B),

	S5PC1XX_GPIO_D_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_C),

	S5PC1XX_GPIO_E0_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_D),

	S5PC1XX_GPIO_E1_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_E0),

	S5PC1XX_GPIO_F0_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_E1),

	S5PC1XX_GPIO_F1_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_F0),

	S5PC1XX_GPIO_F2_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_F1),

	S5PC1XX_GPIO_F3_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_F2),

	S5PC1XX_GPIO_G0_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_F3),

	S5PC1XX_GPIO_G1_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_G0),

	S5PC1XX_GPIO_G2_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_G1),

	S5PC1XX_GPIO_G3_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_G2),

	S5PC1XX_GPIO_H0_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_G3),

	S5PC1XX_GPIO_H1_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_H0),

	S5PC1XX_GPIO_H2_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_H1),

	S5PC1XX_GPIO_H3_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_H2),

	S5PC1XX_GPIO_I_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_H3),

	S5PC1XX_GPIO_J0_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_I),

	S5PC1XX_GPIO_J1_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_J0),

	S5PC1XX_GPIO_J2_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_J1),

	S5PC1XX_GPIO_J3_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_J2),

	S5PC1XX_GPIO_J4_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_J3),

	S5PC1XX_GPIO_K0_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_J4),

	S5PC1XX_GPIO_K1_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_K0),

	S5PC1XX_GPIO_K2_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_K1),

	S5PC1XX_GPIO_K3_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_K2),

	S5PC1XX_GPIO_MP00_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_K3),

	S5PC1XX_GPIO_MP01_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_MP00),

	S5PC1XX_GPIO_MP02_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_MP01),

	S5PC1XX_GPIO_MP03_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_MP02),

	S5PC1XX_GPIO_MP04_START	= S5PC1XX_GPIO_NEXT(S5PC1XX_GPIO_MP03),

};



/* S5PC1XX GPIO number definitions. */

#define S5PC1XX_GPA0(_nr)	(S5PC1XX_GPIO_A0_START + (_nr))

#define S5PC1XX_GPA1(_nr)	(S5PC1XX_GPIO_A1_START + (_nr))

#define S5PC1XX_GPB(_nr)	(S5PC1XX_GPIO_B_START + (_nr))

#define S5PC1XX_GPC(_nr)	(S5PC1XX_GPIO_C_START + (_nr))

#define S5PC1XX_GPD(_nr)	(S5PC1XX_GPIO_D_START + (_nr))

#define S5PC1XX_GPE0(_nr)	(S5PC1XX_GPIO_E0_START + (_nr))

#define S5PC1XX_GPE1(_nr)	(S5PC1XX_GPIO_E1_START + (_nr))

#define S5PC1XX_GPF0(_nr)	(S5PC1XX_GPIO_F0_START + (_nr))

#define S5PC1XX_GPF1(_nr)	(S5PC1XX_GPIO_F1_START + (_nr))

#define S5PC1XX_GPF2(_nr)	(S5PC1XX_GPIO_F2_START + (_nr))

#define S5PC1XX_GPF3(_nr)	(S5PC1XX_GPIO_F3_START + (_nr))

#define S5PC1XX_GPG0(_nr)	(S5PC1XX_GPIO_G0_START + (_nr))

#define S5PC1XX_GPG1(_nr)	(S5PC1XX_GPIO_G1_START + (_nr))

#define S5PC1XX_GPG2(_nr)	(S5PC1XX_GPIO_G2_START + (_nr))

#define S5PC1XX_GPG3(_nr)	(S5PC1XX_GPIO_G3_START + (_nr))

#define S5PC1XX_GPH0(_nr)	(S5PC1XX_GPIO_H0_START + (_nr))

#define S5PC1XX_GPH1(_nr)	(S5PC1XX_GPIO_H1_START + (_nr))

#define S5PC1XX_GPH2(_nr)	(S5PC1XX_GPIO_H2_START + (_nr))

#define S5PC1XX_GPH3(_nr)	(S5PC1XX_GPIO_H3_START + (_nr))

#define S5PC1XX_GPI(_nr)	(S5PC1XX_GPIO_I_START + (_nr))

#define S5PC1XX_GPJ0(_nr)	(S5PC1XX_GPIO_J0_START + (_nr))

#define S5PC1XX_GPJ1(_nr)	(S5PC1XX_GPIO_J1_START + (_nr))

#define S5PC1XX_GPJ2(_nr)	(S5PC1XX_GPIO_J2_START + (_nr))

#define S5PC1XX_GPJ3(_nr)	(S5PC1XX_GPIO_J3_START + (_nr))

#define S5PC1XX_GPJ4(_nr)	(S5PC1XX_GPIO_J4_START + (_nr))

#define S5PC1XX_GPK0(_nr)	(S5PC1XX_GPIO_K0_START + (_nr))

#define S5PC1XX_GPK1(_nr)	(S5PC1XX_GPIO_K1_START + (_nr))

#define S5PC1XX_GPK2(_nr)	(S5PC1XX_GPIO_K2_START + (_nr))

#define S5PC1XX_GPK3(_nr)	(S5PC1XX_GPIO_K3_START + (_nr))

#define S5PC1XX_MP00(_nr)	(S5PC1XX_GPIO_MP00_START + (_nr))

#define S5PC1XX_MP01(_nr)	(S5PC1XX_GPIO_MP01_START + (_nr))

#define S5PC1XX_MP02(_nr)	(S5PC1XX_GPIO_MP02_START + (_nr))

#define S5PC1XX_MP03(_nr)	(S5PC1XX_GPIO_MP03_START + (_nr))

#define S5PC1XX_MP04(_nr)	(S5PC1XX_GPIO_MP04_START + (_nr))



/* the end of the S5PC1XX specific gpios */

#define S5PC1XX_GPIO_END	(S5PC1XX_MP04(S5PC1XX_GPIO_MP04_NR) + 1)

#define S3C_GPIO_END		S5PC1XX_GPIO_END



/* define the number of gpios we need to the one after the MP04() range */

#define ARCH_NR_GPIOS	(S5PC1XX_MP04(S5PC1XX_GPIO_MP04_NR) + 1)



#include <asm-generic/gpio.h>

arch/arm/plat-s5pc1xx/setup-i2c0.c

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/* linux/arch/arm/plat-s5pc1xx/setup-i2c0.c

 *

 * Copyright 2009 Samsung Electronics Co.

 *	Byungho Min <bhmin@samsung.com>

 *

 * Base S5PC1XX I2C bus 0 gpio configuration

 *

 * Based on plat-s3c64xx/setup-i2c0.c

 *

 * 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/types.h>



struct platform_device; /* don't need the contents */



#include <plat/iic.h>



void s3c_i2c0_cfg_gpio(struct platform_device *dev)

{

	/* Pin configuration would be needed */

}

arch/arm/plat-s5pc1xx/setup-i2c1.c

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/* linux/arch/arm/plat-s3c64xx/setup-i2c1.c

 *

 * Copyright 2009 Samsung Electronics Co.

 *	Byungho Min <bhmin@samsung.com>

 *

 * Base S5PC1XX I2C bus 1 gpio configuration

 *

 * Based on plat-s3c64xx/setup-i2c1.c

 *

 * 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/types.h>



struct platform_device; /* don't need the contents */



#include <plat/iic.h>



void s3c_i2c1_cfg_gpio(struct platform_device *dev)

{

	/* Pin configuration would be needed */

}