diff --git a/qcom/sun-usb.dtsi b/qcom/sun-usb.dtsi
index 0a0d8f5e..d8a1d1cb 100644
--- a/qcom/sun-usb.dtsi
+++ b/qcom/sun-usb.dtsi
@@ -9,8 +9,10 @@
 &soc {
 	usb0: ssusb@a600000 {
 		compatible = "qcom,dwc-usb3-msm";
-		reg = <0xa600000 0x100000>;
-		reg-names = "core_base";
+		reg = <0xa600000 0x100000>,
+			<0x1fc6000 0x4>;
+		reg-names = "core_base",
+			"tcsr_dyn_en_dis";
 
 		#address-cells = <2>;
 		#size-cells = <2>;