arm64: dts: qcom: trogdor: Only wakeup from pen eject

Configure the pen to be a wakeup source only when the pen is ejected
instead of both when the pen is ejected and inserted. This corresponds
to wake source requirements.
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Link: https://lore.kernel.org/r/20210301133318.v2.5.Ib9672bfbe639c96c85408d6f0217a2609eb0b70f@changeidSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi

@@ -6,6 +6,7 @@
  */
 
 #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>
 
@@ -245,6 +246,7 @@ pen_insert: pen-insert {
 			gpios = <&tlmm 52 GPIO_ACTIVE_LOW>;
 			linux,code = <SW_PEN_INSERTED>;
 			linux,input-type = <EV_SW>;
+			wakeup-event-action = <EV_ACT_DEASSERTED>;
 			wakeup-source;
 		};
 	};