diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c
index d4ae186..76f5a9c 100644
--- a/drivers/usb/common/common.c
+++ b/drivers/usb/common/common.c
@@ -46,6 +46,7 @@
 	[USB_SPEED_HIGH] = "high-speed",
 	[USB_SPEED_WIRELESS] = "wireless",
 	[USB_SPEED_SUPER] = "super-speed",
+	[USB_SPEED_SUPER_PLUS] = "super-speed-plus",
 };
 
 enum usb_device_speed usb_get_maximum_speed(ofnode node)
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 989a5fc..7d225ee 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -956,6 +956,7 @@
 	USB_SPEED_HIGH,				/* usb 2.0 */
 	USB_SPEED_WIRELESS,			/* wireless (usb 2.5) */
 	USB_SPEED_SUPER,			/* usb 3.0 */
+	USB_SPEED_SUPER_PLUS,			/* usb 3.1 */
 };
 
 #ifdef __KERNEL__