diff --git a/drivers/staging/sm750fb/ddk750.h b/drivers/staging/sm750fb/ddk750.h
index 734010324a8f..482c1c6ba422 100644
--- a/drivers/staging/sm750fb/ddk750.h
+++ b/drivers/staging/sm750fb/ddk750.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *         Copyright (c) 2007 by Silicon Motion, Inc. (SMI)
  *
diff --git a/drivers/staging/sm750fb/ddk750_swi2c.c b/drivers/staging/sm750fb/ddk750_swi2c.c
index 19c5ffc72b16..5c0ac747ea2b 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.c
+++ b/drivers/staging/sm750fb/ddk750_swi2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *         Copyright (c) 2007 by Silicon Motion, Inc. (SMI)
  *
diff --git a/drivers/staging/sm750fb/ddk750_swi2c.h b/drivers/staging/sm750fb/ddk750_swi2c.h
index 3b8a96d6d25a..5868feea791b 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.h
+++ b/drivers/staging/sm750fb/ddk750_swi2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *         Copyright (c) 2007 by Silicon Motion, Inc. (SMI)
  *
diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c
index e1a892e3b3ad..105089b97bf5 100644
--- a/drivers/staging/sm750fb/sm750.c
+++ b/drivers/staging/sm750fb/sm750.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/errno.h>