[ltsi-3.10,181/286] ARM: shmobile: Add Koelsch LED6, LED7 and LED8 support

Commit Message

Simon Horman Dec. 27, 2013, 9:13 a.m. UTC

From: Magnus Damm <[e-mail]>

Enable Koelsch LEDs for GPIO output testing purpose.

Signed-off-by: Magnus Damm <[e-mail]>
Signed-off-by: Simon Horman <[e-mail]>
(cherry picked from commit 87a2934ecff1e054b5d2b7cb6dea2ee0eb649ff3)
(Queued by Simon Horman for v3.14 but not yet in Linus's tree)
Signed-off-by: Simon Horman <[e-mail]>
---
 arch/arm/mach-shmobile/board-koelsch.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

Patch

diff --git a/arch/arm/mach-shmobile/board-koelsch.c b/arch/arm/mach-shmobile/board-koelsch.c
index d099eaf..2299d65 100644
--- a/arch/arm/mach-shmobile/board-koelsch.c
+++ b/arch/arm/mach-shmobile/board-koelsch.c
@@ -20,6 +20,8 @@ 
  */
 
 #include <linux/kernel.h>
+#include <linux/leds.h>
+#include <linux/platform_data/gpio-rcar.h>
 #include <linux/platform_device.h>
 #include <mach/common.h>
 #include <mach/r8a7791.h>
@@ -27,11 +29,36 @@ 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
+/* LEDS */
+static struct gpio_led koelsch_leds[] = {
+	{
+		.name		= "led8",
+		.gpio		= RCAR_GP_PIN(2, 21),
+		.default_state	= LEDS_GPIO_DEFSTATE_ON,
+	}, {
+		.name		= "led7",
+		.gpio		= RCAR_GP_PIN(2, 20),
+		.default_state	= LEDS_GPIO_DEFSTATE_ON,
+	}, {
+		.name		= "led6",
+		.gpio		= RCAR_GP_PIN(2, 19),
+		.default_state	= LEDS_GPIO_DEFSTATE_ON,
+	},
+};
+
+static const struct gpio_led_platform_data koelsch_leds_pdata __initconst = {
+	.leds		= koelsch_leds,
+	.num_leds	= ARRAY_SIZE(koelsch_leds),
+};
+
 static void __init koelsch_add_standard_devices(void)
 {
 	r8a7791_clock_init();
 	r8a7791_pinmux_init();
 	r8a7791_add_standard_devices();
+	platform_device_register_data(&platform_bus, "leds-gpio", -1,
+				      &koelsch_leds_pdata,
+				      sizeof(koelsch_leds_pdata));
 }
 
 static const char * const koelsch_boards_compat_dt[] __initconst = {