diff --git a/arch/arm/dts/uniphier-ph1-pro4-ref.dts b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
index d9e7a8c..5bec92b 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
@@ -36,6 +36,7 @@
 		i2c3 = &i2c3;
 		i2c5 = &i2c5;
 		i2c6 = &i2c6;
+		usb0 = &usb0;
 	};
 };
 
@@ -54,7 +55,3 @@
 &usb0 {
 	status = "okay";
 };
-
-&usb1 {
-	status = "okay";
-};