[PATCH 2/2] ARM: dts: sun9i: cubieboard4: Enable LEDs

Chen-Yu Tsai wens at csie.org
Thu May 7 09:43:57 PDT 2015


The Cubieboard4 has 2 controllable LEDs, 1 red and 1 green.

Signed-off-by: Chen-Yu Tsai <wens at csie.org>
---
 arch/arm/boot/dts/sun9i-a80-cubieboard4.dts | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts b/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
index 42ddc046213c..d63ea4284adf 100644
--- a/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
+++ b/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
@@ -62,6 +62,22 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pins_cubieboard4>;
+
+		green {
+			label = "cubieboard4:green:usr";
+			gpios = <&pio 7 17 GPIO_ACTIVE_HIGH>; /* PH17 */
+		};
+
+		red {
+			label = "cubieboard4:red:usr";
+			gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+		};
+	};
+
 	reg_usb3_vbus: usb3-vbus {
 		compatible = "regulator-fixed";
 		pinctrl-names = "default";
@@ -89,6 +105,13 @@
 };
 
 &pio {
+	led_pins_cubieboard4: led-pins at 0 {
+		allwinner,pins = "PH6", "PH17";
+		allwinner,function = "gpio_out";
+		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+	};
+
 	mmc0_cd_pin_cubieboard4: mmc0_cd_pin at 0 {
 		allwinner,pins = "PH18";
 		allwinner,function = "gpio_in";
-- 
2.1.4




More information about the linux-arm-kernel mailing list