ARM: mach-shmobile: AP4EVB: use gpio-leds for leds.

This allows control of the leds on the AP4EVB board by kernel events (triggers)
like mmc0/mmc1. In userland, the leds won't be available anymore over
/sys/class/gpio but via /sys/class/leds.

Signed-off-by: Arnd Hannemann <arnd@arndnet.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 23d472f9525e6a160c97cbf8adc21c505819fb05..98c1cf76c2b42dbbb795d2fc4f4dd9b81fea5737 100644 (file)
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -39,6 +39,7 @@
 #include <linux/sh_clk.h>
 #include <linux/gpio.h>
 #include <linux/input.h>
+#include <linux/leds.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/usb/r8a66597.h>
 
@@ -650,7 +651,44 @@ static struct platform_device hdmi_device = {
        },
 };
 
+static struct gpio_led ap4evb_leds[] = {
+       {
+               .name                   = "led4",
+               .gpio                   = GPIO_PORT185,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       },
+       {
+               .name                   = "led2",
+               .gpio                   = GPIO_PORT186,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       },
+       {
+               .name                   = "led3",
+               .gpio                   = GPIO_PORT187,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       },
+       {
+               .name                   = "led1",
+               .gpio                   = GPIO_PORT188,
+               .default_state  = LEDS_GPIO_DEFSTATE_ON,
+       }
+};
+
+static struct gpio_led_platform_data ap4evb_leds_pdata = {
+       .num_leds = ARRAY_SIZE(ap4evb_leds),
+       .leds = &ap4evb_leds,
+};
+
+static struct platform_device leds_device = {
+       .name = "leds-gpio",
+       .id = 0,
+       .dev = {
+               .platform_data  = &ap4evb_leds_pdata,
+       },
+};
+
 static struct platform_device *ap4evb_devices[] __initdata = {
+       &leds_device,
        &nor_flash_device,
        &smc911x_device,
        &sdhi0_device,
@@ -840,20 +878,6 @@ static void __init ap4evb_init(void)
        gpio_request(GPIO_FN_CS5A,      NULL);
        gpio_request(GPIO_FN_IRQ6_39,   NULL);
 
-       /* enable LED 1 - 4 */
-       gpio_request(GPIO_PORT185, NULL);
-       gpio_request(GPIO_PORT186, NULL);
-       gpio_request(GPIO_PORT187, NULL);
-       gpio_request(GPIO_PORT188, NULL);
-       gpio_direction_output(GPIO_PORT185, 1);
-       gpio_direction_output(GPIO_PORT186, 1);
-       gpio_direction_output(GPIO_PORT187, 1);
-       gpio_direction_output(GPIO_PORT188, 1);
-       gpio_export(GPIO_PORT185, 0);
-       gpio_export(GPIO_PORT186, 0);
-       gpio_export(GPIO_PORT187, 0);
-       gpio_export(GPIO_PORT188, 0);
-
        /* enable Debug switch (S6) */
        gpio_request(GPIO_PORT32, NULL);
        gpio_request(GPIO_PORT33, NULL);