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>

1 files changed, 40 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index f9418e72900b..b9528b0211dc 100644
--- 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 = {