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

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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: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230525-topic-sm8550-upstream-pm8550-lpg-dt-v4-4-a288f24af81b@linaro.org
This commit is contained in:
Neil Armstrong
2023-06-12 17:22:52 +02:00
committed by Bjorn Andersson
parent a791fc1996
commit bb47bfbd5a
1 changed files with 36 additions and 0 deletions
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36
arch/arm64/boot/dts/qcom/sm8550-qrd.dts
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@@ -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>;
};