diff --git a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.c b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.c
index 099c2bb0e..cf81dd396 100644
--- a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.c
+++ b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/xhci/usb_hc_xhci.c
@@ -34,6 +34,10 @@ History:
 1. Date: 2024-06-17
 Author: AIIT XUOS Lab
 Modification: rewrite xhci functions to dock with USB core layer, so that the USB core can easily expand to other USB IP.
+
+2. Date: 2024-06-24
+Author: AIIT XUOS Lab
+Modification: rewrite xhci function usbh_get_port_speed to dock with USB core layer.
 *************************************************/
 #include "usb_hc_xhci.h"
 #include "usbh_hub.h"
@@ -775,6 +779,12 @@ int xhci_usbh_roothub_control(struct usbh_bus *usb, struct usb_setup_packet *set
     return 0;
 }
 
+// TODO:
+uint8_t xhci_usbh_get_port_speed(struct usbh_hub *hub, const uint8_t port)
+{
+    return 0;
+}
+
 
 int xhci_usbh_ep_pipe_reconfigure(struct usbh_bus *usb, usbh_pipe_t pipe, uint8_t dev_addr, uint8_t mtu, uint8_t speed){
     struct xhci_endpoint *ppipe = (struct xhci_endpoint *)pipe;
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 a71e7fc4f..1af816dfe 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
@@ -68,6 +68,15 @@ uint16_t xhci_usbh_get_frame_number(void);
  */
 int xhci_usbh_roothub_control(struct usbh_bus *usb, struct usb_setup_packet *setup, uint8_t *buf);
 
+/**
+ * @brief get port speed.
+ *
+ * @param hport Hub of USB device.
+ * @param port Port index.
+ * @return On success will return speed, and others indicate fail.
+ */
+uint8_t xhci_usbh_get_port_speed(struct usbh_hub *hub, const uint8_t port);
+
 /**
  * @brief reconfig endpoint pipe.
  *