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arm64: dts: qcom: c630: Expose LID events 

The LID state can be read from GPIO 124 and the "tablet mode" from GPIO
95, expose these to the system using gpio-keys and mark the falling edge
of the LID state as a wakeup-source - to wake the system from suspend.

Tested-by: Steev Klimaszewski <steev@kali.org>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Link: https://lore.kernel.org/r/20201125060838.165576-1-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Bjorn Andersson 2020-11-25 00:08:38 -06:00
parent 683227e5a3
commit 71b83b74cc
1 changed files with 39 additions and 0 deletions
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39
arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
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@ -8,6 +8,8 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/gpio-keys.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/sound/qcom,q6asm.h>
@ -21,6 +23,27 @@ / {
aliases {
hsuart0 = &uart6;
};
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&lid_pin_active>, <&mode_pin_active>;
lid {
gpios = <&tlmm 124 GPIO_ACTIVE_HIGH>;
linux,input-type = <EV_SW>;
linux,code = <SW_LID>;
wakeup-source;
wakeup-event-action = <EV_ACT_DEASSERTED>;
};
mode {
gpios = <&tlmm 95 GPIO_ACTIVE_HIGH>;
linux,input-type = <EV_SW>;
linux,code = <SW_TABLET_MODE>;
};
};
};
&adsp_pas {
@ -456,6 +479,22 @@ wcd_intr_default: wcd_intr_default {
bias-pull-down;
drive-strength = <2>;
};
lid_pin_active: lid-pin {
pins = "gpio124";
function = "gpio";
input-enable;
bias-disable;
};
mode_pin_active: mode-pin {
pins = "gpio95";
function = "gpio";
input-enable;
bias-disable;
};
};
&uart6 {