diff --git a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
index 5848c425ae4d..e695aba5f73c 100644
--- a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
+++ b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
@@ -59,6 +59,13 @@
 			interrupt-controller;
 			#interrupt-cells = <2>;
 		};
+
+		dp_hpd: dp_hpd {
+			samsung,pins = "gpx0-7";
+			samsung,pin-function = <3>;
+			samsung,pin-pud = <0>;
+			samaung,pin-drv = <0>;
+		};
 	};
 
 	pinctrl@13410000 {
diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index ce7bb64fa117..bafba25ba7c2 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -32,6 +32,8 @@
 	};
 
 	dp-controller@145B0000 {
+		pinctrl-names = "default";
+		pinctrl-0 = <&dp_hpd>;
 		samsung,color-space = <0>;
 		samsung,dynamic-range = <0>;
 		samsung,ycbcr-coeff = <0>;