diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 243e7a1cdc8c5646b9a98c7ebacdb55b0774c5e0..dcdba14e10f0b4a814377093964d0a477ed2f21b 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -86,6 +86,7 @@
 #define DWC3_GCTL		0xc110
 #define DWC3_GEVTEN		0xc114
 #define DWC3_GSTS		0xc118
+#define DWC3_GUCTL1		0xc11c
 #define DWC3_GSNPSID		0xc120
 #define DWC3_GGPIO		0xc124
 #define DWC3_GUID		0xc128
diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index 89c26e09870ccf9ead9ee5f983d3fed711553697..31926dda43c9638f96a3fa6a51a2f5ef6a6d2359 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -70,6 +70,7 @@ static const struct debugfs_reg32 dwc3_regs[] = {
 	dump_register(GCTL),
 	dump_register(GEVTEN),
 	dump_register(GSTS),
+	dump_register(GUCTL1),
 	dump_register(GSNPSID),
 	dump_register(GGPIO),
 	dump_register(GUID),