Files
operating-system/buildroot-external/board/hardkernel/patches/linux/5.9.16/0007-arm64-dts-meson-g12b-add-power-button-support.patch

43 lines
1.4 KiB
Diff

From 25cd545d370b67f5e5e19d93484d378571526da2 Mon Sep 17 00:00:00 2001
Message-Id: <25cd545d370b67f5e5e19d93484d378571526da2.1622055679.git.stefan@agner.ch>
In-Reply-To: <0955f7e64f302c5c331b90fd07fc48dfb677eab5.1622055679.git.stefan@agner.ch>
References: <0955f7e64f302c5c331b90fd07fc48dfb677eab5.1622055679.git.stefan@agner.ch>
From: Stefan Agner <stefan@agner.ch>
Date: Mon, 11 Jan 2021 11:20:48 +0100
Subject: [PATCH 07/11] arm64: dts: meson: g12b: add power button support
Add power button support on J2 pin 11 (GPIOX_3 on the SoC side). The
GPIO is low active, e.g. when connecting with pin 9 (GND) a power
button press is triggered.
Signed-off-by: Stefan Agner <stefan@agner.ch>
---
arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
index fe85aa6da460..9b1541ee2273 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -39,6 +39,17 @@ emmc_pwrseq: emmc-pwrseq {
reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
};
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ poll-interval = <100>;
+
+ power-button {
+ label = "power";
+ linux,code = <KEY_POWER>;
+ gpios = <&gpio GPIOX_3 GPIO_ACTIVE_LOW>;
+ };
+ };
+
leds {
compatible = "gpio-leds";
--
2.31.1