arm: mvebu: dts: turris_mox: add button and LED nodes

Add nodes for indicator LED and reset button so that board code can
implement board factory reset mechanism.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/arch/arm/dts/armada-3720-turris-mox.dts b/arch/arm/dts/armada-3720-turris-mox.dts
index 8e0ebf5..741b0ee 100644 (file)
--- a/arch/arm/dts/armada-3720-turris-mox.dts
+++ b/arch/arm/dts/armada-3720-turris-mox.dts
@@ -11,6 +11,8 @@
 /dts-v1/;
 
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
 #include "armada-372x.dtsi"
 
 / {
@@ -34,6 +36,28 @@
                reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
        };
 
+       leds {
+               compatible = "gpio-leds";
+
+               led {
+                       gpios = <&gpiosb 21 GPIO_ACTIVE_LOW>;
+                       color = <LED_COLOR_ID_RED>;
+                       function = LED_FUNCTION_ACTIVITY;
+               };
+       };
+
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               reset {
+                       compatible = "gpio-keys";
+                       label = "reset";
+                       linux,code = <KEY_RESTART>;
+                       gpios = <&gpiosb 20 GPIO_ACTIVE_LOW>;
+                       debounce-interval = <60>;
+               };
+       };
+
        reg_usb3_vbus: usb3_vbus@0 {
                compatible = "regulator-fixed";
                regulator-name = "usb3-vbus";