sunxi: a10-cubieboard: Add user LEDs to the device tree

Cubieboard has two LEDs available for use, a blue one (labeled LED1)
and a green one (labeled LED2).

Signed-off-by: Emilio López <emilio@elopez.com.ar>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
index 5cab82540437..88e2dc13fd4d 100644
--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
+++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
@@ -27,6 +27,15 @@
         };
 
         soc {
+                pinctrl@01c20800 {
+                        led_pins_cubieboard: led_pins@0 {
+                                allwinner,pins = "PH20", "PH21";
+                                allwinner,function = "gpio_out";
+                                allwinner,drive = <1>;
+                                allwinner,pull = <0>;
+                        };
+                };
+
                 uart0: uart@01c28000 {
                         status = "okay";
                 };
@@ -35,4 +44,21 @@
                         status = "okay";
                 };
         };
+
+        leds {
+                compatible = "gpio-leds";
+                pinctrl-names = "default";
+                pinctrl-0 = <&led_pins_cubieboard>;
+
+                blue {
+                        label = "cubieboard::blue";
+                        gpios = <&pio 7 21 0>; /* LED1 */
+                };
+
+                green {
+                        label = "cubieboard::green";
+                        gpios = <&pio 7 20 0>; /* LED2 */
+                        linux,default-trigger = "heartbeat";
+                };
+        };
 };