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Commit a140b92e authored by MyungJoo Ham's avatar MyungJoo Ham Committed by Kukjin Kim
Browse files

ARM: EXYNOS4: configure MAX17042 fuel gauge on NURI 



Signed-off-by: default avatarMyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 29dee863

arch/arm/mach-exynos4/mach-nuri.c

+33 −0
Original line number Diff line number Diff line
@@ -13,8 +13,10 @@ 
#include <linux/input.h>

#include <linux/i2c.h>

#include <linux/i2c/atmel_mxt_ts.h>

#include <linux/i2c-gpio.h>

#include <linux/gpio_keys.h>

#include <linux/gpio.h>

#include <linux/power/max17042_battery.h>

#include <linux/regulator/machine.h>

#include <linux/regulator/fixed.h>

#include <linux/mfd/max8997.h>
@@ -955,6 +957,29 @@ static struct i2c_board_info i2c5_devs[] __initdata = { 
	},

};



static struct max17042_platform_data nuri_battery_platform_data = {

};



/* GPIO I2C 9 (Fuel Gauge) */

static struct i2c_gpio_platform_data i2c9_gpio_data = {

	.sda_pin		= EXYNOS4_GPY4(0),      /* XM0ADDR_8 */

	.scl_pin		= EXYNOS4_GPY4(1),      /* XM0ADDR_9 */

};

static struct platform_device i2c9_gpio = {

	.name			= "i2c-gpio",

	.id			= 9,

	.dev			= {

		.platform_data	= &i2c9_gpio_data,

	},

};

enum { I2C9_MAX17042};

static struct i2c_board_info i2c9_devs[] __initdata = {

	[I2C9_MAX17042] = {

		I2C_BOARD_INFO("max17042", 0x36),

		.platform_data = &nuri_battery_platform_data,

	},

};



static void __init nuri_power_init(void)

{

	int gpio;
@@ -967,6 +992,11 @@ static void __init nuri_power_init(void) 
	gpio_request(gpio, "AP_PMIC_IRQ");

	s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));

	s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);



	gpio = EXYNOS4_GPX2(3);

	gpio_request(gpio, "FUEL_ALERT");

	s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));

	s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);

}



/* USB EHCI */
@@ -990,6 +1020,7 @@ static struct platform_device *nuri_devices[] __initdata = { 
	&s3c_device_timer[0],

	&s5p_device_ehci,

	&s3c_device_i2c3,

	&i2c9_gpio,



	/* NURI Devices */

	&nuri_gpio_keys,
@@ -1016,6 +1047,8 @@ static void __init nuri_machine_init(void) 
	s3c_i2c5_set_platdata(NULL);

	i2c5_devs[I2C5_MAX8997].irq = gpio_to_irq(EXYNOS4_GPX0(7));

	i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));

	i2c9_devs[I2C9_MAX17042].irq = gpio_to_irq(EXYNOS4_GPX2(3));

	i2c_register_board_info(9, i2c9_devs, ARRAY_SIZE(i2c9_devs));



	nuri_ehci_init();

	clk_xusbxti.rate = 24000000;