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| author |   Guenter Roeck <linux@roeck-us.net> | 2013-08-30 06:01:49 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2013-09-16 18:19:04 -0700 |
| commit | 4b08478422040ae8cb11acc15d51f1cdb0ac39c8 (patch) | |
| tree | 79718cea7b73f175d64e4c2073ea2585a7bd2337 /arch/h8300/include/asm/delay.h | |
| parent | Linux 3.12-rc1 (diff) | |
| download | linux-dev-4b08478422040ae8cb11acc15d51f1cdb0ac39c8.tar.xz linux-dev-4b08478422040ae8cb11acc15d51f1cdb0ac39c8.zip | |
Drop support for Renesas H8/300 (h8300) architecture
H8/300 has been dead for several years, and the kernel for it
has not compiled for ages. Drop support for it.
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'arch/h8300/include/asm/delay.h')
| -rw-r--r-- | arch/h8300/include/asm/delay.h | 38 |
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 */ |