linux-kernel - [PATCH 2/2] arm64: dts: imx8qm: add scu power key support

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Message-Id: <20251028-b4_qm_scu_key-v1-2-9732e92a5e83@nxp.com>
Date: Tue, 28 Oct 2025 16:01:29 -0400
From: Frank Li <Frank.Li@....com>
To: Dmitry Torokhov <dmitry.torokhov@...il.com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Dong Aisheng <aisheng.dong@....com>, 
 Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>
Cc: linux-input@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, imx@...ts.linux.dev, 
 linux-arm-kernel@...ts.infradead.org, Frank Li <Frank.Li@....com>
Subject: [PATCH 2/2] arm64: dts: imx8qm: add scu power key support

Add scu power key node.

Signed-off-by: Frank Li <Frank.Li@....com>
---
 arch/arm64/boot/dts/freescale/imx8qm.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
index 5206ca82eaf642a32299147e9c1b45704075e2b2..2508a07832810831d019f81d47a8f7042a77d709 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/clock/imx8-lpcg.h>
 #include <dt-bindings/firmware/imx/rsrc.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/pinctrl/pads-imx8qm.h>
 #include <dt-bindings/thermal/thermal.h>
@@ -330,6 +331,12 @@ clk: clock-controller {
 			#clock-cells = <2>;
 		};
 
+		scu_key: keys {
+			compatible = "fsl,imx8qm-sc-key", "fsl,imx-sc-key";
+			linux,keycodes = <KEY_POWER>;
+			wakeup-source;
+		};
+
 		iomuxc: pinctrl {
 			compatible = "fsl,imx8qm-iomuxc";
 		};

-- 
2.34.1