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ARM: shmobile: lager: Add GPIO LEDs

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The board has 3 LEDs connected to GPIOs. Add a led-gpio device to
support them.

Based on "ARM: shmobile: marzen: Add GPIO LEDs" by Laurent Pinchart.

Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Simon Horman 2013-04-23 02:37:05 +00:00
parent 741440e868
commit 1034f4ee3f
1 changed files with 27 additions and 0 deletions
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27
arch/arm/mach-shmobile/board-lager.c
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@ -21,13 +21,37 @@
#include <linux/interrupt.h>
#include <linux/irqchip.h>
#include <linux/kernel.h>
#include <linux/leds.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/platform_device.h>
#include <mach/common.h>
#include <mach/r8a7790.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
/* LEDS */
static struct gpio_led lager_leds[] = {
{
.name = "led8",
.gpio = RCAR_GP_PIN(5, 17),
.default_state = LEDS_GPIO_DEFSTATE_ON,
}, {
.name = "led7",
.gpio = RCAR_GP_PIN(4, 23),
.default_state = LEDS_GPIO_DEFSTATE_ON,
}, {
.name = "led6",
.gpio = RCAR_GP_PIN(4, 22),
.default_state = LEDS_GPIO_DEFSTATE_ON,
},
};
static struct gpio_led_platform_data lager_leds_pdata = {
.leds = lager_leds,
.num_leds = ARRAY_SIZE(lager_leds),
};
static const struct pinctrl_map lager_pinctrl_map[] = {
/* SCIF0 (CN19: DEBUG SERIAL0) */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790",
@ -46,6 +70,9 @@ static void __init lager_add_standard_devices(void)
r8a7790_pinmux_init();
r8a7790_add_standard_devices();
platform_device_register_data(&platform_bus, "leds-gpio", -1,
&lager_leds_pdata,
sizeof(lager_leds_pdata));
}
static const char *lager_boards_compat_dt[] __initdata = {