diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index 939ee1e538d0632e66d30eea1c0cdb37d7eb4f81..db5c02bd4420b634a45e088c97e203dd0dab9e68 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -217,7 +217,7 @@ struct dwc2_hsotg_ep {
 	unsigned char           dir_in;
 	unsigned char           index;
 	unsigned char           mc;
-	unsigned char           interval;
+	u16                     interval;
 
 	unsigned int            halted:1;
 	unsigned int            periodic:1;