5 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/crypto/Kconfig b/arch/arm/crypto/Kconfig
index ec72752d5668..b8e69fe282b8 100644
--- a/arch/arm/crypto/Kconfig
+++ b/arch/arm/crypto/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 
 menuconfig ARM_CRYPTO
 	bool "ARM Accelerated Cryptographic Algorithms"
diff --git a/arch/arm/crypto/Makefile b/arch/arm/crypto/Makefile
index f2215fbeed13..30ef8e291271 100644
--- a/arch/arm/crypto/Makefile
+++ b/arch/arm/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Arch-specific CryptoAPI modules.
 #
diff --git a/arch/arm/crypto/sha1.h b/arch/arm/crypto/sha1.h
index ffd8bd08b1a7..758db3e9ff0a 100644
--- a/arch/arm/crypto/sha1.h
+++ b/arch/arm/crypto/sha1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef ASM_ARM_CRYPTO_SHA1_H
 #define ASM_ARM_CRYPTO_SHA1_H
 
diff --git a/arch/arm/crypto/sha256_glue.h b/arch/arm/crypto/sha256_glue.h
index 7cf0bf786ada..9f0d578bab5f 100644
--- a/arch/arm/crypto/sha256_glue.h
+++ b/arch/arm/crypto/sha256_glue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _CRYPTO_SHA256_GLUE_H
 #define _CRYPTO_SHA256_GLUE_H
 
diff --git a/arch/arm/crypto/sha512.h b/arch/arm/crypto/sha512.h
index a75d9a82988a..e14572be76d1 100644
--- a/arch/arm/crypto/sha512.h
+++ b/arch/arm/crypto/sha512.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 
 int sha512_arm_update(struct shash_desc *desc, const u8 *data,
 		      unsigned int len);