diff --git a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/core/usbh_core.c b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/core/usbh_core.c
index 369ab2890..9356a2e64 100644
--- a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/core/usbh_core.c
+++ b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/core/usbh_core.c
@@ -1051,11 +1051,6 @@ int usbh_pipe_alloc(usbh_pipe_t *pipe, const struct usbh_endpoint_cfg *ep_cfg)
     return rc;
 }
 
-int usbh_get_xhci_devaddr(usbh_pipe_t *pipe)
-{
-    return 0;
-}
-
 int usbh_get_devaddr(struct usbh_hubport *hport)
 {
     int dev_addr;
diff --git a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.h b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.h
index 90d4a9df2..4a2c521bf 100644
--- a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.h
+++ b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.h
@@ -111,6 +111,14 @@ int xhci_usbh_ep_pipe_reconfigure(struct usbh_bus *usb, usbh_pipe_t pipe, uint8_
  */
 int xhci_usbh_pipe_alloc(usbh_pipe_t *pipe, const struct usbh_endpoint_cfg *ep_cfg);
 
+/**
+ * @brief get device address.
+ *
+ * @param pipe A memory allocated for pipe.
+ * @return On success will return device address, and others indicate fail.
+ */
+int usbh_get_xhci_devaddr(usbh_pipe_t *pipe);
+
 /**
  * @brief Free a pipe in which saves endpoint info.
  *