ARM: tegra: grouper: bind Hall sensor

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
diff --git a/arch/arm/dts/tegra30-asus-grouper-common.dtsi b/arch/arm/dts/tegra30-asus-grouper-common.dtsi
index e8a3511..d437ddc 100644
--- a/arch/arm/dts/tegra30-asus-grouper-common.dtsi
+++ b/arch/arm/dts/tegra30-asus-grouper-common.dtsi
@@ -829,6 +829,12 @@
 			gpios = <&gpio TEGRA_GPIO(Q, 3) GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_DOWN>;
 		};
+
+		switch-hall-sensor {
+			label = "Lid";
+			gpios = <&gpio TEGRA_GPIO(S, 6) GPIO_ACTIVE_LOW>;
+			linux,code = <SW_LID>;
+		};
 	};
 
 	panel: panel {