From: Chen Jun <[email protected]> We use gpio_034 as power key on hikey960, and set gpio with pull-up state, when key press the voltage on the gpio will come to lower, and power key event will be reported.
Signed-off-by: Chen Jun <[email protected]> Signed-off-by: John Stultz <[email protected]> Signed-off-by: Guodong Xu <[email protected]> --- arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts index 79735ee..6de86c0 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts @@ -10,6 +10,8 @@ #include "hi3660.dtsi" #include "hikey960-pinctrl.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/irq.h> / { model = "HiKey960"; @@ -32,6 +34,21 @@ /* rewrite this at bootloader */ reg = <0x0 0x0 0x0 0x0>; }; + + soc { + keys: gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pwr_key_pmx_func &pwr_key_cfg_func>; + + power { + wakeup-source; + gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; + label = "GPIO Power"; + linux,code = <KEY_POWER>; + }; + }; + }; }; &i2c0 { -- 2.10.2
