5 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mtd/inftl.h b/include/linux/mtd/inftl.h
index 8255118be0f0..fdfff87066a9 100644
--- a/include/linux/mtd/inftl.h
+++ b/include/linux/mtd/inftl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *	inftl.h -- defines to support the Inverse NAND Flash Translation Layer
  *
diff --git a/include/linux/mtd/mtdram.h b/include/linux/mtd/mtdram.h
index 628a6a21ddf0..ee8f95643f9b 100644
--- a/include/linux/mtd/mtdram.h
+++ b/include/linux/mtd/mtdram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __MTD_MTDRAM_H__
 #define __MTD_MTDRAM_H__
 
diff --git a/include/linux/mtd/nand-gpio.h b/include/linux/mtd/nand-gpio.h
index be4f45d89be2..fdef72d6e198 100644
--- a/include/linux/mtd/nand-gpio.h
+++ b/include/linux/mtd/nand-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __LINUX_MTD_NAND_GPIO_H
 #define __LINUX_MTD_NAND_GPIO_H
 
diff --git a/include/linux/mtd/pfow.h b/include/linux/mtd/pfow.h
index 42ff7ff09bf5..122f3439e1af 100644
--- a/include/linux/mtd/pfow.h
+++ b/include/linux/mtd/pfow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /* Primary function overlay window definitions
  * and service functions used by LPDDR chips
  */
diff --git a/include/linux/mtd/qinfo.h b/include/linux/mtd/qinfo.h
index b532ce524dae..df5b9fddea16 100644
--- a/include/linux/mtd/qinfo.h
+++ b/include/linux/mtd/qinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __LINUX_MTD_QINFO_H
 #define __LINUX_MTD_QINFO_H