treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500

Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/crypto/marvell/cesa.c b/drivers/crypto/marvell/cesa.c
index a4aa681..8a5f0b0 100644
--- a/drivers/crypto/marvell/cesa.c
+++ b/drivers/crypto/marvell/cesa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Support for Marvell's Cryptographic Engine and Security Accelerator (CESA)
  * that can be found on the following platform: Orion, Kirkwood, Armada. This
@@ -8,10 +9,6 @@
  *
  * This work is based on an initial version written by
  * Sebastian Andrzej Siewior < sebastian at breakpoint dot cc >
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
  */
 
 #include <linux/delay.h>
diff --git a/drivers/crypto/marvell/cipher.c b/drivers/crypto/marvell/cipher.c
index 2fd936b..f4321f3 100644
--- a/drivers/crypto/marvell/cipher.c
+++ b/drivers/crypto/marvell/cipher.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Cipher algorithms supported by the CESA: DES, 3DES and AES.
  *
@@ -6,10 +7,6 @@
  *
  * This work is based on an initial version written by
  * Sebastian Andrzej Siewior < sebastian at breakpoint dot cc >
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
  */
 
 #include <crypto/aes.h>
diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c
index fd456dd..0f0ac85 100644
--- a/drivers/crypto/marvell/hash.c
+++ b/drivers/crypto/marvell/hash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Hash algorithms supported by the CESA: MD5, SHA1 and SHA256.
  *
@@ -6,10 +7,6 @@
  *
  * This work is based on an initial version written by
  * Sebastian Andrzej Siewior < sebastian at breakpoint dot cc >
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
  */
 
 #include <crypto/hmac.h>
diff --git a/drivers/crypto/marvell/tdma.c b/drivers/crypto/marvell/tdma.c
index d0ef171..45939d5 100644
--- a/drivers/crypto/marvell/tdma.c
+++ b/drivers/crypto/marvell/tdma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Provide TDMA helper functions used by cipher and hash algorithm
  * implementations.
@@ -7,10 +8,6 @@
  *
  * This work is based on an initial version written by
  * Sebastian Andrzej Siewior < sebastian at breakpoint dot cc >
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
  */
 
 #include "cesa.h"