diff options
| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2017-01-04 13:35:02 +0000 |
|---|---|---|
| committer | Andy Gross <andy.gross@linaro.org> | 2017-01-13 13:17:29 -0600 |
| commit | 3a52153975f7e2cda90ad36f3a63104610da657f (patch) | |
| tree | b806c4fb5714ecd77ba3f93bfa8a6f25d8758cfc /arch/arm64/boot/dts/qcom | |
| parent | b4dba947656f9acf6ce0838a613dad74221f8d1f (diff) | |
arm64: dts: db820c: add support to volume up key
This patch adds support to volume-up key found on the board.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
Diffstat (limited to 'arch/arm64/boot/dts/qcom')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi | 12 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 19 |
2 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi index 6c1628c2abd4..b1142c45fdc9 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi @@ -12,4 +12,16 @@ power-source = <2>; // PM8994_GPIO_S4, 1.8V }; }; + + volume_up_gpio: pm8996_gpio2 { + pinconf { + pins = "gpio2"; + function = "normal"; + input-enable; + drive-push-pull; + bias-pull-up; + qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>; + power-source = <PM8994_GPIO_S4>; // 1.8V + }; + }; }; diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi index 422959b87d12..d2196fc6d739 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi @@ -15,6 +15,8 @@ #include "pm8994.dtsi" #include "apq8096-db820c-pins.dtsi" #include "apq8096-db820c-pmic-pins.dtsi" +#include <dt-bindings/input/input.h> +#include <dt-bindings/gpio/gpio.h> / { aliases { @@ -87,4 +89,21 @@ status = "okay"; }; }; + + + gpio_keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + autorepeat; + + pinctrl-names = "default"; + pinctrl-0 = <&volume_up_gpio>; + + button@0 { + label = "Volume Up"; + linux,code = <KEY_VOLUMEUP>; + gpios = <&pm8994_gpios 2 GPIO_ACTIVE_LOW>; + }; + }; }; |