| From 23debda80adee932fe08190c8214a49eeebef998 Mon Sep 17 00:00:00 2001 |
| From: Simon Horman <horms+renesas@verge.net.au> |
| Date: Tue, 23 Apr 2013 02:37:05 +0000 |
| Subject: ARM: shmobile: lager: Add GPIO LEDs |
| |
| 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> |
| (cherry picked from commit 1034f4ee3f07b7d525c490d702b3dcbee3b56b54) |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| --- |
| arch/arm/mach-shmobile/board-lager.c | 27 +++++++++++++++++++++++++++ |
| 1 file changed, 27 insertions(+) |
| |
| diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c |
| index 6114edd0..6a1ba38f 100644 |
| --- a/arch/arm/mach-shmobile/board-lager.c |
| +++ b/arch/arm/mach-shmobile/board-lager.c |
| @@ -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 = { |
| -- |
| 1.8.4.3.gca3854a |
| |