diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 6708fdf358b3..ce6bd84e2b39 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -988,6 +988,7 @@ struct dwc3_scratchpad_array {
  * @role_sw: usb_role_switch handle
  * @role_switch_default_mode: default operation mode of controller while
  *			usb role is USB_ROLE_NONE.
+ * @usb_psy: pointer to power supply interface.
  * @usb2_phy: pointer to USB2 PHY
  * @usb3_phy: pointer to USB3 PHY
  * @usb2_generic_phy: pointer to USB2 PHY