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arm64: dts: hi3660: add power key dts node 

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 <chenjun14@huawei.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Guodong Xu <guodong.xu@linaro.org>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
This commit is contained in:
Chen Jun 2017-06-15 11:04:07 +08:00 committed by Wei Xu
parent 0a0698f689
commit 8cb53a8d18
1 changed files with 15 additions and 0 deletions
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15
arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
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@ -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";
@ -34,6 +36,19 @@
/* rewrite this at bootloader */
reg = <0x0 0x0 0x0 0x0>;
};
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 {