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Commit b7a98255 authored by Kyungmin Park's avatar Kyungmin Park Committed by Kukjin Kim
Browse files

ARM: S5PV310: Add I2C channel 3, 4, 5, 6, and 7 device support 



S5PV310 and S5PC210 support more I2C devices than previous SoCs.
Add the device support code for them.

Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 8a3710df

arch/arm/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -736,6 +736,7 @@ config ARCH_S5PV310 
	select HAVE_CLK

	select GENERIC_CLOCKEVENTS

	select HAVE_S3C_RTC

	select HAVE_S3C2410_I2C

	select HAVE_S3C2410_WATCHDOG

	help

	  Samsung S5PV310 series based systems

arch/arm/mach-s5pv310/Kconfig

+25 −0
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@@ -24,6 +24,31 @@ config S5PV310_SETUP_I2C2 
	help

	  Common setup code for i2c bus 2.



config S5PV310_SETUP_I2C3

	bool

	help

	  Common setup code for i2c bus 3.



config S5PV310_SETUP_I2C4

	bool

	help

	  Common setup code for i2c bus 4.



config S5PV310_SETUP_I2C5

	bool

	help

	  Common setup code for i2c bus 5.



config S5PV310_SETUP_I2C6

	bool

	help

	  Common setup code for i2c bus 6.



config S5PV310_SETUP_I2C7

	bool

	help

	  Common setup code for i2c bus 7.



config S5PV310_SETUP_SDHCI

	bool

	select S5PV310_SETUP_SDHCI_GPIO

arch/arm/mach-s5pv310/Makefile

+5 −0
Original line number Diff line number Diff line
@@ -29,5 +29,10 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o 


obj-$(CONFIG_S5PV310_SETUP_I2C1)	+= setup-i2c1.o

obj-$(CONFIG_S5PV310_SETUP_I2C2)	+= setup-i2c2.o

obj-$(CONFIG_S5PV310_SETUP_I2C3)	+= setup-i2c3.o

obj-$(CONFIG_S5PV310_SETUP_I2C4)	+= setup-i2c4.o

obj-$(CONFIG_S5PV310_SETUP_I2C5)	+= setup-i2c5.o

obj-$(CONFIG_S5PV310_SETUP_I2C6)	+= setup-i2c6.o

obj-$(CONFIG_S5PV310_SETUP_I2C7)	+= setup-i2c7.o

obj-$(CONFIG_S5PV310_SETUP_SDHCI)	+= setup-sdhci.o

obj-$(CONFIG_S5PV310_SETUP_SDHCI_GPIO)	+= setup-sdhci-gpio.o

arch/arm/mach-s5pv310/setup-i2c3.c

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+23 −0
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/*

 * linux/arch/arm/mach-s5pv310/setup-i2c3.c

 *

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

 *

 * I2C3 GPIO 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.

*/



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



#include <linux/gpio.h>

#include <plat/iic.h>

#include <plat/gpio-cfg.h>



void s3c_i2c3_cfg_gpio(struct platform_device *dev)

{

	s3c_gpio_cfgall_range(S5PV310_GPA1(2), 2,

			      S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);

}

arch/arm/mach-s5pv310/setup-i2c4.c

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+23 −0
Original line number Diff line number Diff line 
/*

 * linux/arch/arm/mach-s5pv310/setup-i2c4.c

 *

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

 *

 * I2C4 GPIO 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.

*/



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



#include <linux/gpio.h>

#include <plat/iic.h>

#include <plat/gpio-cfg.h>



void s3c_i2c4_cfg_gpio(struct platform_device *dev)

{

	s3c_gpio_cfgall_range(S5PV310_GPB(2), 2,

			      S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);

}