ARM: sun7i: a20-olinuxino: Enable the user LED

The A20-olinuxino Micro has a LED connected to the PH2 pin. Use the
gpio-led driver to enable the control over this LED.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
index 4d988df..34a6c02 100644 (file)
--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
@@ -19,6 +19,15 @@
        compatible = "olimex,a20-olinuxino-micro", "allwinner,sun7i-a20";
 
        soc@01c00000 {
+               pinctrl@01c20800 {
+                       led_pins_olinuxino: led_pins@0 {
+                               allwinner,pins = "PH2";
+                               allwinner,function = "gpio_out";
+                               allwinner,drive = <1>;
+                               allwinner,pull = <0>;
+                       };
+               };
+
                uart0: serial@01c28000 {
                        pinctrl-names = "default";
                        pinctrl-0 = <&uart0_pins_a>;
@@ -37,4 +46,16 @@
                        status = "okay";
                };
        };
+
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&led_pins_olinuxino>;
+
+               green {
+                       label = "a20-olinuxino-micro:green:usr";
+                       gpios = <&pio 7 2 0>;
+                       default-state = "on";
+               };
+       };
 };