MIPS: sync processor and register definitions with linux-4.4

Update definitions for processor, registers as well as assemby
macros.

Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h
index ba7f538..02a3b16 100644
--- a/arch/mips/include/asm/processor.h
+++ b/arch/mips/include/asm/processor.h
@@ -1,12 +1,10 @@
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
  * Copyright (C) 1994 Waldorf GMBH
  * Copyright (C) 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003 Ralf Baechle
  * Copyright (C) 1996 Paul M. Antoine
  * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0
  */
 #ifndef _ASM_PROCESSOR_H
 #define _ASM_PROCESSOR_H