Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a7a81d0b authored by Mark Brown's avatar Mark Brown Committed by Ben Dooks
Browse files

ARM: SMDK6410: Add support for PMIC LED on WM1192-EV1 PMIC module 



The PMIC LED on the SMDK6410 CPU board is driven by GPIO4 of the
WM8312 PMIC. Provide software control of this LED.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent 60f9101a

arch/arm/mach-s3c64xx/mach-smdk6410.c

+30 −0
Original line number Original line Diff line number Diff line
@@ -21,6 +21,7 @@ 
#include <linux/platform_device.h>

#include <linux/platform_device.h>

#include <linux/io.h>

#include <linux/io.h>

#include <linux/i2c.h>

#include <linux/i2c.h>

#include <linux/leds.h>

#include <linux/fb.h>

#include <linux/fb.h>

#include <linux/gpio.h>

#include <linux/gpio.h>

#include <linux/delay.h>

#include <linux/delay.h>
@@ -33,6 +34,7 @@ 
#endif

#endif





#ifdef CONFIG_SMDK6410_WM1192_EV1

#ifdef CONFIG_SMDK6410_WM1192_EV1

#include <linux/mfd/wm831x/core.h>

#include <linux/mfd/wm831x/pdata.h>

#include <linux/mfd/wm831x/pdata.h>

#endif

#endif
@@ -471,11 +473,38 @@ static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = { 
#endif

#endif





#ifdef CONFIG_SMDK6410_WM1192_EV1

#ifdef CONFIG_SMDK6410_WM1192_EV1

static struct gpio_led wm1192_pmic_leds[] = {

	{

		.name = "PMIC:red:power",

		.gpio = GPIO_BOARD_START + 3,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

};



static struct gpio_led_platform_data wm1192_pmic_led = {

	.num_leds = ARRAY_SIZE(wm1192_pmic_leds),

	.leds = wm1192_pmic_leds,

};



static struct platform_device wm1192_pmic_led_dev = {

	.name          = "leds-gpio",

	.id            = -1,

	.dev = {

		.platform_data = &wm1192_pmic_led,

	},

};



static int wm1192_pre_init(struct wm831x *wm831x)

static int wm1192_pre_init(struct wm831x *wm831x)

{

{

	int ret;



	/* Configure the IRQ line */

	/* Configure the IRQ line */

	s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);

	s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);





	ret = platform_device_register(&wm1192_pmic_led_dev);

	if (ret != 0)

		dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);



	return 0;

	return 0;

}

}
@@ -522,6 +551,7 @@ static struct wm831x_pdata smdk6410_wm1192_pdata = { 
		&smdk6410_vddint,  /* DCDC2 */

		&smdk6410_vddint,  /* DCDC2 */

		&wm1192_dcdc3,

		&wm1192_dcdc3,

	},

	},

	.gpio_base = GPIO_BOARD_START,

	.ldo = {

	.ldo = {

		 &wm1192_ldo1,        /* LDO1 */

		 &wm1192_ldo1,        /* LDO1 */

		 &smdk6410_vdduh_mmc, /* LDO2 */

		 &smdk6410_vdduh_mmc, /* LDO2 */