- adc-keys {
- compatible = "adc-keys";
- io-channels = <&saradc 1>;
- io-channel-names = "buttons";
- poll-interval = <100>;
- keyup-threshold-microvolt = <1800000>;
-
- button-up {
- label = "Volume Up";
- linux,code = <KEY_VOLUMEUP>;
- press-threshold-microvolt = <100000>;
- };
-
- button-down {
- label = "Volume Down";
- linux,code = <KEY_VOLUMEDOWN>;
- press-threshold-microvolt = <300000>;
- };
-
- menu {
- label = "Menu";
- linux,code = <KEY_MENU>;
- press-threshold-microvolt = <640000>;
- };
-
- esc {
- label = "Esc";
- linux,code = <KEY_ESC>;
- press-threshold-microvolt = <1000000>;
- };
-
- home {
- label = "Home";
- linux,code = <KEY_HOME>;
- press-threshold-microvolt = <1300000>;
- };
- };
-
- gpio-keys {
- compatible = "gpio-keys";
- #address-cells = <1>;
- #size-cells = <0>;
- autorepeat;
-
- pinctrl-names = "default";
- pinctrl-0 = <&pwrbtn>;
-
- button@0 {
- gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
- linux,code = <KEY_POWER>;
- label = "GPIO Key Power";
- linux,input-type = <1>;
- gpio-key,wakeup = <1>;
- debounce-interval = <100>;
- };
- };
-