summaryrefslogtreecommitdiff
path: root/arch/h8300/include/asm/delay.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/h8300/include/asm/delay.h')
-rw-r--r--arch/h8300/include/asm/delay.h38
1 files changed, 0 insertions, 38 deletions
diff --git a/arch/h8300/include/asm/delay.h b/arch/h8300/include/asm/delay.h
deleted file mode 100644
index 743beba70f82..000000000000
--- a/arch/h8300/include/asm/delay.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#ifndef _H8300_DELAY_H
-#define _H8300_DELAY_H
-
-#include <asm/param.h>
-
-/*
- * Copyright (C) 2002 Yoshinori Sato <ysato@sourceforge.jp>
- *
- * Delay routines, using a pre-computed "loops_per_second" value.
- */
-
-static inline void __delay(unsigned long loops)
-{
- __asm__ __volatile__ ("1:\n\t"
- "dec.l #1,%0\n\t"
- "bne 1b"
- :"=r" (loops):"0"(loops));
-}
-
-/*
- * 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)
- */
-
-extern unsigned long loops_per_jiffy;
-
-static inline void udelay(unsigned long usecs)
-{
- usecs *= 4295; /* 2**32 / 1000000 */
- usecs /= (loops_per_jiffy*HZ);
- if (usecs)
- __delay(usecs);
-}
-
-#endif /* _H8300_DELAY_H */