mn10300: introduce asm/swab.h

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-mn10300/byteorder.h b/include/asm-mn10300/byteorder.h
index 3c993cc..45b18de 100644
--- a/include/asm-mn10300/byteorder.h
+++ b/include/asm-mn10300/byteorder.h
@@ -1,46 +1,7 @@
-/* MN10300 Byte-order primitive construction
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
 #ifndef _ASM_BYTEORDER_H
 #define _ASM_BYTEORDER_H
 
-#include <asm/types.h>
-
-#ifdef __GNUC__
-
-static inline __attribute__((const))
-__u32 ___arch__swab32(__u32 x)
-{
-	__u32 ret;
-	asm("swap %1,%0" : "=r" (ret) : "r" (x));
-	return ret;
-}
-
-static inline __attribute__((const))
-__u16 ___arch__swab16(__u16 x)
-{
-	__u16 ret;
-	asm("swaph %1,%0" : "=r" (ret) : "r" (x));
-	return ret;
-}
-
-#define __arch__swab32(x) ___arch__swab32(x)
-#define __arch__swab16(x) ___arch__swab16(x)
-
-#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
-#  define __BYTEORDER_HAS_U64__
-#  define __SWAB_64_THRU_32__
-#endif
-
-#endif /* __GNUC__ */
-
+#include <asm/swab.h>
 #include <linux/byteorder/little_endian.h>
 
 #endif /* _ASM_BYTEORDER_H */