ARM: mach-shmobile: mackerel: Add LEDs support

you can control it by
echo 0 > /sys/class/leds/led0/brightness
echo 1 > /sys/class/leds/led0/brightness

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index f9418e72900bdf89bfb8d267f5f3dc3c980724a3..b9528b0211dca3282c5fd8d42ed4c12def6b2447 100644 (file)
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -29,6 +29,7 @@
 #include <linux/gpio.h>
 #include <linux/input.h>
 #include <linux/io.h>
+#include <linux/leds.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
@@ -309,11 +310,50 @@ static struct platform_device usb1_host_device = {
        .resource       = usb1_host_resources,
 };
 
+/* LED */
+static struct gpio_led mackerel_leds[] = {
+       {
+               .name           = "led0",
+               .gpio           = GPIO_PORT0,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       },
+       {
+               .name           = "led1",
+               .gpio           = GPIO_PORT1,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       },
+       {
+               .name           = "led2",
+               .gpio           = GPIO_PORT2,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       },
+       {
+               .name           = "led3",
+               .gpio           = GPIO_PORT159,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       }
+};
+
+static struct gpio_led_platform_data mackerel_leds_pdata = {
+       .leds = mackerel_leds,
+       .num_leds = ARRAY_SIZE(mackerel_leds),
+};
+
+static struct platform_device leds_device = {
+       .name = "leds-gpio",
+       .id = 0,
+       .dev = {
+               .platform_data  = &mackerel_leds_pdata,
+       },
+};
+
+
 static struct platform_device *mackerel_devices[] __initdata = {
        &nor_flash_device,
        &smc911x_device,
        &lcdc_device,
        &usb1_host_device,
+       &leds_device,
 };
 
 static struct map_desc mackerel_io_desc[] __initdata = {