diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
index 08e814c03fa8..0fd90d79b020 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
@@ -164,6 +164,11 @@
 				 <RZG3E_PORT_PINMUX(G, 5, 1)>; /* SD1DAT3 */
 		};
 	};
+
+	usb3_pins: usb3 {
+		pinmux = <RZG3E_PORT_PINMUX(4, 1, 12)>, /* USB30_VBUSEN */
+			 <RZG3E_PORT_PINMUX(4, 0, 12)>; /* USB30_OVRCURN */
+	};
 };
 
 &scif0 {
@@ -179,3 +184,8 @@
 	vmmc-supply = <&reg_3p3v>;
 	vqmmc-supply = <&vqmmc_sd1_pvdd>;
 };
+
+&xhci {
+	pinctrl-0 = <&usb3_pins>;
+	pinctrl-names = "default";
+};
diff --git a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
index 58561da3007a..8b3765b8267d 100644
--- a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
+++ b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
@@ -106,3 +106,11 @@
 
 	status = "okay";
 };
+
+&usb3_phy {
+	status = "okay";
+};
+
+&xhci {
+	status = "okay";
+};