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/arch/mips/ath79/Makefile b/arch/mips/ath79/Makefile
index e18d9a2e..0fb3aaf 100644
--- a/arch/mips/ath79/Makefile
+++ b/arch/mips/ath79/Makefile
@@ -1,12 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Makefile for the Atheros AR71XX/AR724X/AR913X specific parts of the kernel
 #
 # Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
 # Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 #
-# 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.
 
 obj-y	:= prom.o setup.o common.o clock.o
 
diff --git a/arch/mips/ath79/clock.c b/arch/mips/ath79/clock.c
index 228cdc7..050f655 100644
--- a/arch/mips/ath79/clock.c
+++ b/arch/mips/ath79/clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Atheros AR71XX/AR724X/AR913X common routines
  *
@@ -5,10 +6,6 @@
  *  Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
  *
  *  Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP
- *
- *  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/kernel.h>
diff --git a/arch/mips/ath79/common.c b/arch/mips/ath79/common.c
index cd6055f..63eacb8 100644
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Atheros AR71XX/AR724X/AR913X common routines
  *
@@ -6,10 +7,6 @@
  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  *
  *  Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP
- *
- *  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/kernel.h>
diff --git a/arch/mips/ath79/common.h b/arch/mips/ath79/common.h
index 25b96f5..47fb66d 100644
--- a/arch/mips/ath79/common.h
+++ b/arch/mips/ath79/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  Atheros AR71XX/AR724X/AR913X common definitions
  *
@@ -5,10 +6,6 @@
  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  *
  *  Parts of this file are based on Atheros' 2.6.15 BSP
- *
- *  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.
  */
 
 #ifndef __ATH79_COMMON_H
diff --git a/arch/mips/ath79/early_printk.c b/arch/mips/ath79/early_printk.c
index 4b10631..782732c 100644
--- a/arch/mips/ath79/early_printk.c
+++ b/arch/mips/ath79/early_printk.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Atheros AR7XXX/AR9XXX SoC early printk support
  *
  *  Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- *  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/io.h>
diff --git a/arch/mips/ath79/prom.c b/arch/mips/ath79/prom.c
index 597899a..25724b4 100644
--- a/arch/mips/ath79/prom.c
+++ b/arch/mips/ath79/prom.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Atheros AR71XX/AR724X/AR913X specific prom routines
  *
  *  Copyright (C) 2015 Laurent Fasnacht <l@libres.ch>
  *  Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- *  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/kernel.h>
diff --git a/arch/mips/ath79/setup.c b/arch/mips/ath79/setup.c
index 298b46b..f22538c 100644
--- a/arch/mips/ath79/setup.c
+++ b/arch/mips/ath79/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Atheros AR71XX/AR724X/AR913X specific setup
  *
@@ -6,10 +7,6 @@
  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  *
  *  Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP
- *
- *  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/kernel.h>