Add gpio-keys device, responsible for a single button: Volume Up. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- .../boot/dts/qcom/msm8998-lenovo-miix-630.dts | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8998-lenovo-miix-630.dts b/arch/arm64/boot/dts/qcom/msm8998-lenovo-miix-630.dts index 2430f17b2356..fad5f390171a 100644 --- a/arch/arm64/boot/dts/qcom/msm8998-lenovo-miix-630.dts +++ b/arch/arm64/boot/dts/qcom/msm8998-lenovo-miix-630.dts @@ -3,12 +3,29 @@ /dts-v1/; +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h> #include "msm8998-clamshell.dtsi" / { model = "Lenovo Miix 630"; compatible = "lenovo,miix-630", "qcom,msm8998"; chassis-type = "convertible"; + + gpio-keys { + compatible = "gpio-keys"; + autorepeat; + + pinctrl-0 = <&vol_up_pin_a>; + pinctrl-names = "default"; + + key-vol-up { + label = "Volume Up"; + gpios = <&pm8998_gpios 6 GPIO_ACTIVE_LOW>; + linux,code = <KEY_VOLUMEUP>; + debounce-interval = <15>; + linux,can-disable; + }; + }; }; &blsp1_i2c5 { @@ -43,6 +60,16 @@ keyboard@3a { }; }; +&pm8998_gpios { + vol_up_pin_a: vol-up-active-state { + pins = "gpio6"; + function = "normal"; + input-enable; + bias-pull-up; + qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>; + }; +}; + &remoteproc_adsp { firmware-name = "qcom/msm8998/LENOVO/81F1/qcadsp8998.mbn"; -- 2.39.2