diff options
| author | Thierry Reding <treding@nvidia.com> | 2017-02-23 18:30:51 +0100 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2017-03-10 17:37:35 +0100 |
| commit | 59686a92782c38e0f8bd603fcfef3c6b5f307c97 (patch) | |
| tree | 9edfa8ad63b1000f94e482961046410f4b8d143c /arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | |
| parent | b64994d18fcdb7ad5a1eedf291a0e95a44344e17 (diff) | |
arm64: tegra: Add GPIO keys on P2771
The P2771 has three keys (power, volume up and volume down) that are
connected to pins on the AON GPIO controller.
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts index b80c1c3483db..9a1d02228652 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts @@ -1,5 +1,7 @@ /dts-v1/; +#include <dt-bindings/input/linux-event-codes.h> + #include "tegra186-p3310.dtsi" / { @@ -13,6 +15,38 @@ vmmc-supply = <&vdd_sd>; }; + gpio-keys { + compatible = "gpio-keys"; + + power { + label = "Power"; + gpios = <&gpio_aon TEGRA_AON_GPIO(FF, 0) + GPIO_ACTIVE_LOW>; + linux,input-type = <EV_KEY>; + linux,code = <KEY_POWER>; + debounce-interval = <10>; + wakeup-source; + }; + + volume-up { + label = "Volume Up"; + gpios = <&gpio_aon TEGRA_AON_GPIO(FF, 1) + GPIO_ACTIVE_LOW>; + linux,input-type = <EV_KEY>; + linux,code = <KEY_VOLUMEUP>; + debounce-interval = <10>; + }; + + volume-down { + label = "Volume Down"; + gpios = <&gpio_aon TEGRA_AON_GPIO(FF, 2) + GPIO_ACTIVE_LOW>; + linux,input-type = <EV_KEY>; + linux,code = <KEY_VOLUMEDOWN>; + debounce-interval = <10>; + }; + }; + regulators { vdd_sd: regulator@100 { compatible = "regulator-fixed"; |