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ARM: S5P64X0: Add S5P6450 I2C support

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This patch adds S5P6450 I2C support in the ARCH_S5P64X0. And
moves S5P6440 I2C support files into the mach-s5p64x0 together.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Kukjin Kim 2010-09-01 13:36:59 +09:00
parent f1fee5824c
commit 2853a0efc3
3 changed files with 51 additions and 10 deletions
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17
arch/arm/mach-s5p64x0/include/mach/i2c.h Normal file
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@ -0,0 +1,17 @@
/* linux/arch/arm/mach-s5p64x0/include/mach/i2c.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P64X0 I2C configuration
*
* 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.
*/
extern void s5p6440_i2c0_cfg_gpio(struct platform_device *dev);
extern void s5p6440_i2c1_cfg_gpio(struct platform_device *dev);
extern void s5p6450_i2c0_cfg_gpio(struct platform_device *dev);
extern void s5p6450_i2c1_cfg_gpio(struct platform_device *dev);

24
arch/arm/mach-s5p6440/setup-i2c0.c → arch/arm/mach-s5p64x0/setup-i2c0.c
View File

@ -1,11 +1,11 @@
/* linux/arch/arm/mach-s5p6440/setup-i2c0.c
/* linux/arch/arm/mach-s5p64x0/setup-i2c0.c
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* I2C0 GPIO configuration.
*
* Based on plat-s3c64xx/setup-i2c0.c
* Based on plat-s3c64x0/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
@ -14,17 +14,29 @@
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/gpio.h>
struct platform_device; /* don't need the contents */
#include <linux/gpio.h>
#include <plat/gpio-cfg.h>
#include <plat/iic.h>
void s3c_i2c0_cfg_gpio(struct platform_device *dev)
#include <mach/i2c.h>
void s5p6440_i2c0_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5P6440_GPB(5), S3C_GPIO_SFN(2));
s3c_gpio_setpull(S5P6440_GPB(5), S3C_GPIO_PULL_UP);
s3c_gpio_cfgpin(S5P6440_GPB(6), S3C_GPIO_SFN(2));
s3c_gpio_setpull(S5P6440_GPB(6), S3C_GPIO_PULL_UP);
}
void s5p6450_i2c0_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5P6450_GPB(5), S3C_GPIO_SFN(2));
s3c_gpio_setpull(S5P6450_GPB(5), S3C_GPIO_PULL_UP);
s3c_gpio_cfgpin(S5P6450_GPB(6), S3C_GPIO_SFN(2));
s3c_gpio_setpull(S5P6450_GPB(6), S3C_GPIO_PULL_UP);
}
void s3c_i2c0_cfg_gpio(struct platform_device *dev) { }

20
arch/arm/mach-s5p6440/setup-i2c1.c → arch/arm/mach-s5p64x0/setup-i2c1.c
View File

@ -1,7 +1,7 @@
/* linux/arch/arm/mach-s5p6440/setup-i2c1.c
/* linux/arch/arm/mach-s5p64xx/setup-i2c1.c
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* I2C1 GPIO configuration.
*
@ -21,10 +21,22 @@ struct platform_device; /* don't need the contents */
#include <plat/gpio-cfg.h>
#include <plat/iic.h>
void s3c_i2c1_cfg_gpio(struct platform_device *dev)
#include <mach/i2c.h>
void s5p6440_i2c1_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5P6440_GPR(9), S3C_GPIO_SFN(6));
s3c_gpio_setpull(S5P6440_GPR(9), S3C_GPIO_PULL_UP);
s3c_gpio_cfgpin(S5P6440_GPR(10), S3C_GPIO_SFN(6));
s3c_gpio_setpull(S5P6440_GPR(10), S3C_GPIO_PULL_UP);
}
void s5p6450_i2c1_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5P6450_GPR(9), S3C_GPIO_SFN(6));
s3c_gpio_setpull(S5P6450_GPR(9), S3C_GPIO_PULL_UP);
s3c_gpio_cfgpin(S5P6450_GPR(10), S3C_GPIO_SFN(6));
s3c_gpio_setpull(S5P6450_GPR(10), S3C_GPIO_PULL_UP);
}
void s3c_i2c1_cfg_gpio(struct platform_device *dev) { }