linux-kernel - [PATCH 3/5] ARM: dts: qcom: msm8974-oneplus-bacon: Add volume keys and hall sensor

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Date:   Sun, 22 Jan 2023 17:48:34 +0100
From:   Luca Weiss <luca@...tu.xyz>
To:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Luca Weiss <luca@...tu.xyz>
Subject: [PATCH 3/5] ARM: dts: qcom: msm8974-oneplus-bacon: Add volume keys
 and hall sensor

Add nodes for the volume buttons and the hall sensor that are found on
the device.

Signed-off-by: Luca Weiss <luca@...tu.xyz>
---
 .../arm/boot/dts/qcom-msm8974pro-oneplus-bacon.dts | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974pro-oneplus-bacon.dts b/arch/arm/boot/dts/qcom-msm8974pro-oneplus-bacon.dts
index 63180fe1d292..10ba3c94e26d 100644
--- a/arch/arm/boot/dts/qcom-msm8974pro-oneplus-bacon.dts
+++ b/arch/arm/boot/dts/qcom-msm8974pro-oneplus-bacon.dts
@@ -19,6 +19,38 @@ aliases {
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&gpio_keys_default>, <&gpio_hall_sensor_default>;
+
+		key-volume-down {
+			label = "Volume Down";
+			gpios = <&pm8941_gpios 2 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEDOWN>;
+			wakeup-source;
+			debounce-interval = <15>;
+		};
+
+		key-volume-up {
+			label = "Volume Up";
+			gpios = <&pm8941_gpios 5 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEUP>;
+			wakeup-source;
+			debounce-interval = <15>;
+		};
+
+		event-hall-sensor {
+			label = "Hall Effect Sensor";
+			gpios = <&tlmm 68 GPIO_ACTIVE_LOW>;
+			linux,input-type = <EV_SW>;
+			linux,code = <SW_LID>;
+			linux,can-disable;
+			debounce-interval = <150>;
+		};
+	};
 };
 
 &blsp1_i2c1 {
@@ -95,6 +127,17 @@ &pm8941_coincell {
 	status = "okay";
 };
 
+&pm8941_gpios {
+	gpio_keys_default: gpio-keys-active-state {
+		pins = "gpio2", "gpio5";
+		function = "normal";
+
+		input-enable;
+		bias-disable;
+		power-source = <PM8941_GPIO_S3>;
+	};
+};
+
 &pm8941_vib {
 	status = "okay";
 };
@@ -349,6 +392,13 @@ &sdhc_1 {
 };
 
 &tlmm {
+	gpio_hall_sensor_default: gpio-hall-sensor-default-state {
+		pins = "gpio68";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
+
 	sdc1_on: sdc1-on-state {
 		clk-pins {
 			pins = "sdc1_clk";

-- 
2.39.1