[PATCH v2 4/7] arm64: dts: qcom: sm8450-nagara: Add GPIO keys

Konrad Dybcio
2022-12-29T10:32:46Z

With PMIC GPIOs now available, set up required pin settings and add
gpio-keys.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
v1 -> v2:
- gpio-key,wakeup -> wakeup-source

.../dts/qcom/sm8450-sony-xperia-nagara.dtsi | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi b/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi
index 8e128efcb128..0e139921b3e3 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi
@@ -27,6 +27,41 @@ chosen {
stdout-path = "serial0:115200n8";
};

+ gpio-keys {
+ compatible = "gpio-keys";
+ label = "gpio-keys";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&focus_n &snapshot_n &vol_down_n>;
+
+ key-camera-focus {
+ label = "Camera Focus";
+ linux,code = <KEY_CAMERA_FOCUS>;
+ gpios = <&pm8350b_gpios 8 GPIO_ACTIVE_LOW>;
+ debounce-interval = <15>;
+ linux,can-disable;
+ wakeup-source;
+ };
+
+ key-camera-snapshot {
+ label = "Camera Snapshot";
+ linux,code = <KEY_CAMERA>;
+ gpios = <&pm8350b_gpios 5 GPIO_ACTIVE_LOW>;
+ debounce-interval = <15>;
+ linux,can-disable;
+ wakeup-source;
+ };
+
+ key-volume-down {
+ label = "Volume Down";
+ linux,code = <KEY_VOLUMEDOWN>;
+ gpios = <&pm8350_gpios 6 GPIO_ACTIVE_LOW>;
+ debounce-interval = <15>;
+ linux,can-disable;
+ wakeup-source;
+ };
+ };
+
reserved-memory {
adsp_mem: memory@85700000 {
reg = <0x0 0x85700000 0x0 0x2800000>;
@@ -562,6 +597,32 @@ &pm8350_gpios {
"NC",
"NC",
"PM8350_OPTION"; /* GPIO_10 */
+
+ vol_down_n: vol-down-n-state {
+ pins = "gpio6";
+ function = "normal";
+ power-source = <1>;
+ bias-pull-up;
+ input-enable;
+ };
+};
+
+&pm8350b_gpios {
+ snapshot_n: snapshot-n-state {
+ pins = "gpio5";
+ function = "normal";
+ power-source = <0>;
+ bias-pull-up;
+ input-enable;
+ };
+
+ focus_n: focus-n-state {
+ pins = "gpio8";
+ function = "normal";
+ power-source = <0>;
+ bias-pull-up;
+ input-enable;
+ };
};

&pm8450_gpios {
--
2.39.0