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From: Hui Liu via B4 Relay <devnull+quic_huliu.quicinc.com@kernel.org>
Date: Wed, 28 Feb 2024 17:56:42 +0800
Subject: [PATCH RESEND v2] arm64: dts: qcom: qcm6490-idp: enable pwrkey and
 volume-up/down function
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Message-Id: <20240228-gpio-keys-v2-1-3beb60225abe@quicinc.com>
To: Bjorn Andersson <andersson@kernel.org>, 
 Konrad Dybcio <konrad.dybcio@linaro.org>, Rob Herring <robh@kernel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, 
 Conor Dooley <conor+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, 
 linux-kernel@vger.kernel.org, Hui Liu <quic_huliu@quicinc.com>
Reply-To: <quic_huliu@quicinc.com>

From: Hui Liu <quic_huliu@quicinc.com>

Add configurations to enable pwrkey, volume-up and volume-down function.

Signed-off-by: Hui Liu <quic_huliu@quicinc.com>
---
Changes in v2:
- Update the commit description.
- Link to v1: https://lore.kernel.org/r/20240206-gpio-keys-v1-1-7683799daf8d@quicinc.com
---
 arch/arm64/boot/dts/qcom/qcm6490-idp.dts | 43 ++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
index acf145d1d97c..4199ebf667af 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
@@ -9,6 +9,7 @@
 #define PM7250B_SID 8
 #define PM7250B_SID1 9
 
+#include <dt-bindings/input/linux-event-codes.h>
 #include <dt-bindings/leds/common.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include "sc7280.dtsi"
@@ -39,6 +40,24 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+		label = "gpio-keys";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&key_vol_up_default>;
+
+		key-volume-up {
+			label = "volume_up";
+			gpios = <&pm7325_gpios 6 GPIO_ACTIVE_LOW>;
+			linux,input-type = <1>;
+			linux,code = <KEY_VOLUMEUP>;
+			wakeup-source;
+			debounce-interval = <15>;
+			linux,can-disable;
+		};
+	};
+
 	reserved-memory {
 		xbl_mem: xbl@80700000 {
 			reg = <0x0 0x80700000 0x0 0x100000>;
@@ -421,6 +440,17 @@ vreg_bob_3p296: bob {
 	};
 };
 
+&pm7325_gpios {
+	key_vol_up_default: key-vol-up-state {
+		pins = "gpio6";
+		function = "normal";
+		input-enable;
+		bias-pull-up;
+		power-source = <0>;
+		qcom,drive-strength = <3>;
+	};
+};
+
 &pm8350c_pwm {
 	status = "okay";
 
@@ -448,6 +478,19 @@ led@3 {
 	};
 };
 
+&pmk8350_pon {
+	status = "okay";
+};
+
+&pon_pwrkey {
+	status = "okay";
+};
+
+&pon_resin {
+	linux,code = <KEY_VOLUMEDOWN>;
+	status = "okay";
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };

---
base-commit: 23e11d0318521e8693459b0e4d23aec614b3b68b
change-id: 20240206-gpio-keys-138bbd850298

Best regards,
-- 
Hui Liu <quic_huliu@quicinc.com>