diff --git a/common/cmd_sf.c b/common/cmd_sf.c
index 3f60979..3994b06 100644
--- a/common/cmd_sf.c
+++ b/common/cmd_sf.c
@@ -2,7 +2,8 @@
  * Command for accessing SPI flash.
  *
  * Copyright (C) 2008 Atmel Corporation
- * Licensed under the GPL-2 or later.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
diff --git a/drivers/mtd/spi/sf.c b/drivers/mtd/spi/sf.c
index ddbdda0..d5e175c 100644
--- a/drivers/mtd/spi/sf.c
+++ b/drivers/mtd/spi/sf.c
@@ -4,7 +4,7 @@
  * Copyright (C) 2008 Atmel Corporation
  * Copyright (C) 2010 Reinhard Meyer, EMK Elektronik
  *
- * Licensed under the GPL-2 or later.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index ad044ee..732ddf8 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -4,7 +4,7 @@
  * Copyright (C) 2008 Atmel Corporation
  * Copyright (C) 2013 Jagannadha Sutradharudu Teki, Xilinx Inc.
  *
- * Licensed under the GPL-2 or later.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #ifndef _SF_INTERNAL_H_
diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c
index dde6231..108665f 100644
--- a/drivers/mtd/spi/sf_ops.c
+++ b/drivers/mtd/spi/sf_ops.c
@@ -5,7 +5,7 @@
  * Copyright (C) 2010 Reinhard Meyer, EMK Elektronik
  * Copyright (C) 2013 Jagannadha Sutradharudu Teki, Xilinx Inc.
  *
- * Licensed under the GPL-2 or later.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index 9bb5a5f..633a6eb 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -5,7 +5,7 @@
  * Copyright (C) 2010 Reinhard Meyer, EMK Elektronik
  * Copyright (C) 2013 Jagannadha Sutradharudu Teki, Xilinx Inc.
  *
- * Licensed under the GPL-2 or later.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>