[U-Boot] [PATCH 05/27] ARM64: zynqmp: Add gpio-keys for zcu102

[Michal Simek]

There is gpio push button on MIO22. Add it to DTS to have full board
description.

Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

 arch/arm/dts/zynqmp-zcu102.dts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm/dts/zynqmp-zcu102.dts b/arch/arm/dts/zynqmp-zcu102.dts
index d6cee07890c5..770d98766c73 100644
--- a/arch/arm/dts/zynqmp-zcu102.dts
+++ b/arch/arm/dts/zynqmp-zcu102.dts
@@ -12,6 +12,7 @@
 
 #include "zynqmp.dtsi"
 #include "zynqmp-clk.dtsi"
+#include <dt-bindings/gpio/gpio.h>
 
 / {
 	model = "ZynqMP ZCU102 RevA";
@@ -40,6 +41,20 @@
 		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		autorepeat;
+		sw19 {
+			label = "sw19";
+			gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
+			linux,code = <108>; /* down */
+			gpio-key,wakeup;
+			autorepeat;
+		};
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		heartbeat_led {
-- 
1.9.1