From a1b5c6af05ee08b0837c6bbae22745d1928d6a4b Mon Sep 17 00:00:00 2001
From: Takumi Sueda <puhitaku@gmail.com>
Date: Sun, 26 Feb 2023 00:40:55 +0900
Subject: [PATCH] arm: brain: enable power button of GPIO keyboard

---
 arch/arm/boot/dts/imx28-brain.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/imx28-brain.dtsi b/arch/arm/boot/dts/imx28-brain.dtsi
index 8f9f2116c5c6..30c312a69f41 100644
--- a/arch/arm/boot/dts/imx28-brain.dtsi
+++ b/arch/arm/boot/dts/imx28-brain.dtsi
@@ -4,6 +4,7 @@
 
 /dts-v1/;
 #include "imx28.dtsi"
+#include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 
 / {
@@ -393,6 +394,19 @@
 		compatible = "sharp,brain-kbd-gpio";
 	};
 
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		button@16 {
+			wakeup-source;
+			linux,code = <KEY_POWER>;
+			label = "Power";
+			gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
 	buzzer_cold: buzzer_cold {
 		status = "disabled";
 		compatible = "regulator-fixed";