diff --git a/qcom/lagoon-usb.dtsi b/qcom/lagoon-usb.dtsi
index 32cb14ce13ee..72056871df7f 100644
--- a/qcom/lagoon-usb.dtsi
+++ b/qcom/lagoon-usb.dtsi
@@ -147,6 +147,7 @@
 		vdd-supply = <&L18A>;
 		vdda18-supply = <&L2A>;
 		vdda33-supply = <&L3A>;
+		refgen-supply = <&L22A>;
 		qcom,vdd-voltage-level = <0 880000 880000>;
 		qcom,qusb-phy-reg-offset =
 			<0x240 /* QUSB2PHY_PORT_TUNE1 */