Commit bb47bfbd authored by Neil Armstrong's avatar Neil Armstrong Committed by Bjorn Andersson
Browse files

arm64: dts: qcom: sm8550-qrd: enable PMIC Volume and Power buttons 



The Volume Down & Power buttons are controlled by the PMIC via
the PON hardware, and the Volume Up is connected to a PMIC gpio.

Enable the necessary hardware and setup the GPIO state for the
Volume Up gpio key.

Reviewed-by: default avatarKonrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230525-topic-sm8550-upstream-pm8550-lpg-dt-v4-4-a288f24af81b@linaro.org
parent a791fc19

arch/arm64/boot/dts/qcom/sm8550-qrd.dts

+36 −0
Original line number Diff line number Diff line
@@ -54,6 +54,22 @@ chosen { 
		stdout-path = "serial0:115200n8";

	};



	gpio-keys {

		compatible = "gpio-keys";



		pinctrl-0 = <&volume_up_n>;

		pinctrl-names = "default";



		key-volume-up {

			label = "Volume Up";

			linux,code = <KEY_VOLUMEUP>;

			gpios = <&pm8550_gpios 6 GPIO_ACTIVE_LOW>;

			debounce-interval = <15>;

			linux,can-disable;

			wakeup-source;

		};

	};



	pmic-glink {

		compatible = "qcom,sm8550-pmic-glink", "qcom,pmic-glink";

		#address-cells = <1>;
@@ -516,6 +532,16 @@ led-1 { 
	};

};



&pm8550_gpios {

	volume_up_n: volume-up-n-state {

		pins = "gpio6";

		function = "normal";

		power-source = <1>;

		bias-pull-up;

		input-enable;

	};

};



&pm8550_pwm {

	status = "okay";
@@ -548,6 +574,16 @@ &pm8550b_eusb2_repeater { 
	vdd3-supply = <&vreg_l5b_3p1>;

};



&pon_pwrkey {

	status = "okay";

};



&pon_resin {

	linux,code = <KEY_VOLUMEDOWN>;



	status = "okay";

};



&pcie_1_phy_aux_clk {

	clock-frequency = <1000>;

};