[PATCH 15/15] arm64: dts: qcom: sm6375-pdx225: Add volume down GPIO key

From: Konrad Dybcio
Date: Fri Mar 03 2023 - 17:10:34 EST


Add the required nodes to enable the volume down key on the Sony
Xperia 10 IV.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
.../dts/qcom/sm6375-sony-xperia-murray-pdx225.dts | 27 ++++++++++++++++++++++
1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6375-sony-xperia-murray-pdx225.dts b/arch/arm64/boot/dts/qcom/sm6375-sony-xperia-murray-pdx225.dts
index b691c3834b6b..8220e6f44117 100644
--- a/arch/arm64/boot/dts/qcom/sm6375-sony-xperia-murray-pdx225.dts
+++ b/arch/arm64/boot/dts/qcom/sm6375-sony-xperia-murray-pdx225.dts
@@ -46,6 +46,23 @@ framebuffer: framebuffer@85200000 {
};
};

+ gpio-keys {
+ compatible = "gpio-keys";
+ label = "gpio-keys";
+
+ pinctrl-0 = <&vol_down_n>;
+ pinctrl-names = "default";
+
+ key-volume-down {
+ label = "Volume Down";
+ linux,code = <KEY_VOLUMEDOWN>;
+ gpios = <&pmr735a_gpios 1 GPIO_ACTIVE_LOW>;
+ debounce-interval = <15>;
+ linux,can-disable;
+ wakeup-source;
+ };
+ };
+
reserved-memory {
cont_splash_mem: memory@85200000 {
reg = <0 0x85200000 0 0xc00000>;
@@ -133,6 +150,16 @@ &pmk8350_rtc {
status = "okay";
};

+&pmr735a_gpios {
+ vol_down_n: vol-down-n-state {
+ pins = "gpio1";
+ function = "normal";
+ power-source = <1>;
+ bias-pull-up;
+ input-enable;
+ };
+};
+
&pon_pwrkey {
status = "okay";
};

--
2.39.2