Re: [PATCH] arm64: dts: qcom: sc8280xp-lenovo-thinkpad-x13s: Add LID switch

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On 7/30/22 2:36 PM, Bjorn Andersson wrote:
Add gpio-keys for exposing the LID switch state.

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
  .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts    | 25 +++++++++++++++++++
  1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index 84dc92dda0b8..f3246cc13d15 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -7,6 +7,8 @@
  /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 "sc8280xp.dtsi"
@@ -26,6 +28,21 @@ backlight {
  		pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>;
  	};
+ gpio-keys {
+		compatible = "gpio-keys";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&hall_int_state>;
+
+		switch-lid {
+			gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
+			linux,input-type = <EV_SW>;
+			linux,code = <SW_LID>;
+			wakeup-source;
+			wakeup-event-action = <EV_ACT_DEASSERTED>;
+		};
+	};
+
  	vreg_edp_bl: regulator-edp-bl {
  		compatible = "regulator-fixed";
@@ -347,6 +364,14 @@ reset {
  		};
  	};
+ hall_int_state: hall-int-state {
+		pins = "gpio107";
+		function = "gpio";
+
+		input-enable;
+		bias-disable;
+	};
+
  	qup0_i2c4_default: qup0-i2c4-default-state {
  		pins = "gpio171", "gpio172";
  		function = "qup4";

Tested on the Lenovo Thinkpad X13s

Tested-by: Steev Klimaszewski <steev@xxxxxxxx>




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