ARM: dts: rockchip: add the leds control for rk3036-kylin board

As the kylin schematic drawing, add the needed work led for
kylin board.

Run:
echo 0 > /sys/class/leds/kylin:red:led/brightness
echo 1 > /sys/class/leds/kylin:red:led/brightness

The led can normal on/off on kylin board.

Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3036-kylin.dts b/arch/arm/boot/dts/rk3036-kylin.dts
index 190f22cc95ef990bd744bcc359e83db0c4efaa20..3332a7f785c5309b4cec2115995e41750fb64313 100644 (file)
--- a/arch/arm/boot/dts/rk3036-kylin.dts
+++ b/arch/arm/boot/dts/rk3036-kylin.dts
@@ -46,6 +46,17 @@
        model = "Rockchip RK3036 KylinBoard";
        compatible = "rockchip,rk3036-kylin", "rockchip,rk3036";
 
+       leds: gpio-leds {
+               compatible = "gpio-leds";
+
+               work {
+                       gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>;
+                       label = "kylin:red:led";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&led_ctl>;
+               };
+       };
+
        sdio_pwrseq: sdio-pwrseq {
                compatible = "mmc-pwrseq-simple";
                pinctrl-names = "default";
@@ -359,6 +370,12 @@
 };
 
 &pinctrl {
+       leds {
+               led_ctl: led-ctl {
+                       rockchip,pins = <2 30 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
        pmic {
                pmic_int: pmic-int {
                        rockchip,pins = <2 2 RK_FUNC_GPIO &pcfg_pull_default>;