From: Rudraksha Gupta <guptarud@xxxxxxxxx> Adds volume up, volume down, and home keys to expressatt Signed-off-by: Rudraksha Gupta <guptarud@xxxxxxxxx> --- Adds volume up, volume down, and home keys to expressatt. Applies on top of 5c903b859aaced384c0cd01d515f3e43a115fd9e --- .../dts/qcom/qcom-msm8960-samsung-expressatt.dts | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts index 1a5116336ff0..47e0e26ad9f0 100644 --- a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts +++ b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts @@ -4,6 +4,9 @@ #include "qcom-msm8960.dtsi" #include "pm8921.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h> +#include <dt-bindings/input/gpio-keys.h> / { model = "Samsung Galaxy Express SGH-I437"; @@ -19,6 +22,36 @@ aliases { chosen { stdout-path = "serial0:115200n8"; }; + + gpio-keys { + compatible = "gpio-keys"; + + pinctrl-names = "default"; + pinctrl-0 = <&gpio_keys_pin_a>; + + key-home { + label = "Home"; + gpios = <&msmgpio 40 GPIO_ACTIVE_LOW>; + debounce-interval = <5>; + linux,code = <KEY_HOMEPAGE>; + wakeup-event-action = <EV_ACT_ASSERTED>; + wakeup-source; + }; + + key-volume-up { + label = "Volume Up"; + gpios = <&msmgpio 50 GPIO_ACTIVE_LOW>; + debounce-interval = <5>; + linux,code = <KEY_VOLUMEUP>; + }; + + key-volume-down { + label = "Volume Down"; + gpios = <&msmgpio 81 GPIO_ACTIVE_LOW>; + debounce-interval = <5>; + linux,code = <KEY_VOLUMEDOWN>; + }; + }; }; &gsbi5 { @@ -83,6 +116,13 @@ clk-pins { bias-disable; }; }; + + gpio_keys_pin_a: gpio-keys-active-state { + pins = "gpio40", "gpio50", "gpio81"; + function = "gpio"; + drive-strength = <8>; + bias-disable; + }; }; &pm8921 { --- base-commit: 9d64bf433c53cab2f48a3fff7a1f2a696bc5229a change-id: 20240120-expressatt-gpio-keys-c6c580fd713e Best regards, -- Rudraksha Gupta <guptarud@xxxxxxxxx>