arm64: dts: qcom: sc8280xp-x13s: Add LID switch

Add gpio-keys for exposing the LID switch state.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Tested-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Tested-by: Steev Klimaszewski <steev@kali.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220730193617.1688563-1-bjorn.andersson@linaro.org

arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts

@@ -10,6 +10,8 @@
 #include <dt-bindings/iio/qcom,spmi-adc7-pm8350.h>
 #include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
 #include <dt-bindings/iio/qcom,spmi-adc7-pmr735a.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"
@@ -75,6 +77,21 @@ map1 {
 		};
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&hall_int_n_default>;
+
+		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";
 
@@ -548,6 +565,13 @@ edp_bl_pwm: edp-bl-pwm-state {
 &tlmm {
 	gpio-reserved-ranges = <70 2>, <74 6>, <83 4>, <125 2>, <128 2>, <154 7>;
 
+	hall_int_n_default: hall-int-n-state {
+		pins = "gpio107";
+		function = "gpio";
+		input-enable;
+		bias-disable;
+	};
+
 	kybd_default: kybd-default-state {
 		disable-pins {
 			pins = "gpio102";