diff --git a/arch/arm/dts/uniphier-ph1-ld11-ref.dts b/arch/arm/dts/uniphier-ph1-ld11-ref.dts
index 88e7f53..b148e9f 100644
--- a/arch/arm/dts/uniphier-ph1-ld11-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld11-ref.dts
@@ -49,6 +49,18 @@
 	status = "okay";
 };
 
+&usb0 {
+	status = "okay";
+};
+
+&usb1 {
+	status = "okay";
+};
+
+&usb2 {
+	status = "okay";
+};
+
 /* for U-Boot only */
 / {
 	soc {
diff --git a/arch/arm/dts/uniphier-ph1-ld11.dtsi b/arch/arm/dts/uniphier-ph1-ld11.dtsi
index 7d498ce..e485f90 100644
--- a/arch/arm/dts/uniphier-ph1-ld11.dtsi
+++ b/arch/arm/dts/uniphier-ph1-ld11.dtsi
@@ -190,6 +190,42 @@
 			reg = <0x59801000 0x400>;
 		};
 
+		usb0: usb@5a800100 {
+			compatible = "socionext,uniphier-ehci", "generic-ehci";
+			status = "disabled";
+			reg = <0x5a800100 0x100>;
+			interrupts = <0 243 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb0>;
+			clocks = <&mio 3>, <&mio 6>;
+		};
+
+		usb1: usb@5a810100 {
+			compatible = "socionext,uniphier-ehci", "generic-ehci";
+			status = "disabled";
+			reg = <0x5a810100 0x100>;
+			interrupts = <0 244 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb1>;
+			clocks = <&mio 4>, <&mio 6>;
+		};
+
+		usb2: usb@5a820100 {
+			compatible = "socionext,uniphier-ehci", "generic-ehci";
+			status = "disabled";
+			reg = <0x5a820100 0x100>;
+			interrupts = <0 245 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb2>;
+			clocks = <&mio 5>, <&mio 6>;
+		};
+
+		mio: mioctrl@5b3e0000 {
+			compatible = "socionext,ph1-ld11-mioctrl";
+			reg = <0x5b3e0000 0x800>;
+			#clock-cells = <1>;
+		};
+
 		pinctrl: pinctrl@5f801000 {
 			compatible = "socionext,ph1-ld11-pinctrl", "syscon";
 			reg = <0x5f801000 0xe00>;