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-rw-r--r--include/asm-m68k/delay.h57
1 files changed, 0 insertions, 57 deletions
diff --git a/include/asm-m68k/delay.h b/include/asm-m68k/delay.h
deleted file mode 100644
index 5ed92851bc6f..000000000000
--- a/include/asm-m68k/delay.h
+++ /dev/null
@@ -1,57 +0,0 @@
-#ifndef _M68K_DELAY_H
-#define _M68K_DELAY_H
-
-#include <asm/param.h>
-
-/*
- * Copyright (C) 1994 Hamish Macdonald
- *
- * Delay routines, using a pre-computed "loops_per_jiffy" value.
- */
-
-static inline void __delay(unsigned long loops)
-{
- __asm__ __volatile__ ("1: subql #1,%0; jcc 1b"
- : "=d" (loops) : "0" (loops));
-}
-
-extern void __bad_udelay(void);
-
-/*
- * Use only for very small delays ( < 1 msec). Should probably use a
- * lookup table, really, as the multiplications take much too long with
- * short delays. This is a "reasonable" implementation, though (and the
- * first constant multiplications gets optimized away if the delay is
- * a constant)
- */
-static inline void __const_udelay(unsigned long xloops)
-{
- unsigned long tmp;
-
- __asm__ ("mulul %2,%0:%1"
- : "=d" (xloops), "=d" (tmp)
- : "d" (xloops), "1" (loops_per_jiffy));
- __delay(xloops * HZ);
-}
-
-static inline void __udelay(unsigned long usecs)
-{
- __const_udelay(usecs * 4295); /* 2**32 / 1000000 */
-}
-
-#define udelay(n) (__builtin_constant_p(n) ? \
- ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 4295)) : \
- __udelay(n))
-
-static inline unsigned long muldiv(unsigned long a, unsigned long b,
- unsigned long c)
-{
- unsigned long tmp;
-
- __asm__ ("mulul %2,%0:%1; divul %3,%0:%1"
- : "=d" (tmp), "=d" (a)
- : "d" (b), "d" (c), "1" (a));
- return a;
-}
-
-#endif /* defined(_M68K_DELAY_H) */