ARM: S3C24XX: Add SPDX license identifiers

Replace GPL license statements with SPDX license identifiers (GPL-2.0
and GPL-2.0+).  The h1940-bluetooth.c was licensed under GPL-1.0.  This
also adds GPL-2.0 to few files lacking license statement.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

arch/arm/mach-s3c24xx/mach-qt2410.c

@@ -1,25 +1,8 @@
-/* linux/arch/arm/mach-s3c2410/mach-qt2410.c
- *
- * Copyright (C) 2006 by OpenMoko, Inc.
- * Author: Harald Welte <laforge@openmoko.org>
- * All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- */
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Copyright (C) 2006 by OpenMoko, Inc.
+// Author: Harald Welte <laforge@openmoko.org>
+// All rights reserved.
 
 #include <linux/kernel.h>
 #include <linux/types.h>