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Commit 66211f98 authored by Mark Brown's avatar Mark Brown Committed by Kukjin Kim
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ARM: S3C64XX: Support GPIO LEDs on Cragganmore 



Cragganmore has a bank of 8 LEDs connected to the memory mapped GPIO
bank, mostly intended for low level diagnostics. Register these with
the LED subsystem for runtime use.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 84207d83

arch/arm/mach-s3c64xx/Kconfig

+1 −0
Original line number Original line Diff line number Diff line
@@ -296,5 +296,6 @@ config MACH_WLF_CRAGG_6410 
	select S3C64XX_DEV_SPI0

	select S3C64XX_DEV_SPI0

	select SAMSUNG_GPIO_EXTRA128

	select SAMSUNG_GPIO_EXTRA128

	select I2C

	select I2C

	select LEDS_GPIO_REGISTER

	help

	help

	  Machine support for the Wolfson Cragganmore S3C6410 variant.
 
	  Machine support for the Wolfson Cragganmore S3C6410 variant.

arch/arm/mach-s3c64xx/mach-crag6410.c

+51 −0
Original line number Original line Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <linux/io.h>

#include <linux/io.h>

#include <linux/init.h>

#include <linux/init.h>

#include <linux/gpio.h>

#include <linux/gpio.h>

#include <linux/leds.h>

#include <linux/delay.h>

#include <linux/delay.h>

#include <linux/regulator/machine.h>

#include <linux/regulator/machine.h>

#include <linux/regulator/fixed.h>

#include <linux/regulator/fixed.h>
@@ -698,6 +699,54 @@ static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata = { 
	.cfg_gpio		= crag6410_cfg_sdhci0,

	.cfg_gpio		= crag6410_cfg_sdhci0,

};

};





static const struct gpio_led gpio_leds[] = {

	{

		.name = "d13:green:",

		.gpio = MMGPIO_GPIO_BASE + 0,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d14:green:",

		.gpio = MMGPIO_GPIO_BASE + 1,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d15:green:",

		.gpio = MMGPIO_GPIO_BASE + 2,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d16:green:",

		.gpio = MMGPIO_GPIO_BASE + 3,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d17:green:",

		.gpio = MMGPIO_GPIO_BASE + 4,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d18:green:",

		.gpio = MMGPIO_GPIO_BASE + 5,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d19:green:",

		.gpio = MMGPIO_GPIO_BASE + 6,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

	{

		.name = "d20:green:",

		.gpio = MMGPIO_GPIO_BASE + 7,

		.default_state = LEDS_GPIO_DEFSTATE_ON,

	},

};



static const struct gpio_led_platform_data gpio_leds_pdata = {

	.leds = gpio_leds,

	.num_leds = ARRAY_SIZE(gpio_leds),

};



static void __init crag6410_machine_init(void)

static void __init crag6410_machine_init(void)

{

{

	/* Open drain IRQs need pullups */

	/* Open drain IRQs need pullups */
@@ -730,6 +779,8 @@ static void __init crag6410_machine_init(void) 




	platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));

	platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));





	gpio_led_register_device(-1, &gpio_leds_pdata);



	regulator_has_full_constraints();

	regulator_has_full_constraints();





	s3c64xx_pm_init();

	s3c64xx_pm_init();