[PATCH 2/4] ARM: mvebu: add user LED support of Armada 370 RD

Thomas Petazzoni
2014-09-11T09:56:57Z

The Armada 370 RD has a GPIO controlled LED connected on MPP32, so
this commit adds the relevant hardware description to Armada 370 RD
Device Tree.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
arch/arm/boot/dts/armada-370-rd.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts
index 7af04c4..10a6448 100644
--- a/arch/arm/boot/dts/armada-370-rd.dts
+++ b/arch/arm/boot/dts/armada-370-rd.dts
@@ -55,6 +55,11 @@
marvell,pins = "mpp8";
marvell,function = "gpio";
};
+
+ led_pins: led-pins {
+ marvell,pins = "mpp32";
+ marvell,function = "gpio";
+ };
};

serial at 12000 {
@@ -121,6 +126,18 @@
pinctrl-names = "default";
};

+ gpio_leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&led_pins>;
+
+ sw_led {
+ label = "370rd:green:sw";
+ gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
+ default-state = "keep";
+ };
+ };
+
nand at d0000 {
status = "okay";
num-cs = <1>;
--
2.0.0