diff --git a/arch/arm/boot/dts/uniphier-ld4-ref.dts b/arch/arm/boot/dts/uniphier-ld4-ref.dts
index 148e7bb0cccbf6889e3cb0b9d1829af3b2dc3533..0056852c4fb0a20a6396a7de2d1b45db1776c72c 100644
--- a/arch/arm/boot/dts/uniphier-ld4-ref.dts
+++ b/arch/arm/boot/dts/uniphier-ld4-ref.dts
@@ -53,6 +53,14 @@
 	status = "okay";
 };
 
+&gpio {
+	xirq1 {
+		gpio-hog;
+		gpios = <121 0>;
+		input;
+	};
+};
+
 &i2c0 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/uniphier-ld6b-ref.dts b/arch/arm/boot/dts/uniphier-ld6b-ref.dts
index ec2a09844b9673a2389dbf8a946ddaa99ea8f4e1..0e510a725976e38cf928d2edba5b46ac7a937fff 100644
--- a/arch/arm/boot/dts/uniphier-ld6b-ref.dts
+++ b/arch/arm/boot/dts/uniphier-ld6b-ref.dts
@@ -55,6 +55,14 @@
 	status = "okay";
 };
 
+&gpio {
+	xirq4 {
+		gpio-hog;
+		gpios = <124 0>;
+		input;
+	};
+};
+
 &i2c0 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/uniphier-pro4-ref.dts b/arch/arm/boot/dts/uniphier-pro4-ref.dts
index 7316cc6faf95144f3f843249655ce80fe83f0997..be99467ac6bb9b0cc4e39f1bbb32d79d046cf5f5 100644
--- a/arch/arm/boot/dts/uniphier-pro4-ref.dts
+++ b/arch/arm/boot/dts/uniphier-pro4-ref.dts
@@ -55,6 +55,14 @@
 	status = "okay";
 };
 
+&gpio {
+	xirq2 {
+		gpio-hog;
+		gpios = <122 0>;
+		input;
+	};
+};
+
 &i2c0 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/uniphier-sld8-ref.dts b/arch/arm/boot/dts/uniphier-sld8-ref.dts
index 4ec48a131b6ec24c8bcc023e4e25a358c0665900..1c0e7077a5609920323b356712b59cd6e51c75fb 100644
--- a/arch/arm/boot/dts/uniphier-sld8-ref.dts
+++ b/arch/arm/boot/dts/uniphier-sld8-ref.dts
@@ -53,6 +53,14 @@
 	status = "okay";
 };
 
+&gpio {
+	xirq0 {
+		gpio-hog;
+		gpios = <120 0>;
+		input;
+	};
+};
+
 &i2c0 {
 	status = "okay";
 };