diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 4c171a8e215f6..e054a79024c74 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * core.h - DesignWare USB3 DRD Core Header
  *
diff --git a/drivers/usb/dwc3/debug.h b/drivers/usb/dwc3/debug.h
index 4a13ceaf40935..0f95656c96220 100644
--- a/drivers/usb/dwc3/debug.h
+++ b/drivers/usb/dwc3/debug.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /**
  * debug.h - DesignWare USB3 DRD Controller Debug Header
  *
diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h
index fbc7d8013f0b0..24dca38720225 100644
--- a/drivers/usb/dwc3/gadget.h
+++ b/drivers/usb/dwc3/gadget.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * gadget.h - DesignWare USB3 DRD Gadget Header
  *
diff --git a/drivers/usb/dwc3/io.h b/drivers/usb/dwc3/io.h
index 70acdf94a0bf4..9bbe5d4bf076a 100644
--- a/drivers/usb/dwc3/io.h
+++ b/drivers/usb/dwc3/io.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /**
  * io.h - DesignWare USB3 DRD IO Header
  *
diff --git a/drivers/usb/dwc3/trace.h b/drivers/usb/dwc3/trace.h
index 3054b89512ff8..4c4fc6c41d9b4 100644
--- a/drivers/usb/dwc3/trace.h
+++ b/drivers/usb/dwc3/trace.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /**
  * trace.h - DesignWare USB3 DRD Controller Trace Support
  *