diff options
| author |   Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-07 09:55:16 +0100 |
|---|---|---|
| committer |   Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:16 +0100 |
| commit | a1b81a84fff05dbfef45b7012c26e1fee9973e5d (patch) | |
| tree | 3d053e76542ad4d20bd83ad35c13eabff97003ab /arch/avr32/include/asm/delay.h | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes (diff) | |
| parent | avr32: Use <mach/foo.h> instead of <asm/arch/foo.h> (diff) | |
| download | linux-dev-a1b81a84fff05dbfef45b7012c26e1fee9973e5d.tar.xz linux-dev-a1b81a84fff05dbfef45b7012c26e1fee9973e5d.zip | |
Merge branch 'header-move' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6
Diffstat (limited to 'arch/avr32/include/asm/delay.h')
| -rw-r--r-- | arch/avr32/include/asm/delay.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/avr32/include/asm/delay.h b/arch/avr32/include/asm/delay.h new file mode 100644 index 000000000000..a0ed9a9839a5 --- /dev/null +++ b/arch/avr32/include/asm/delay.h @@ -0,0 +1,26 @@ +#ifndef __ASM_AVR32_DELAY_H +#define __ASM_AVR32_DELAY_H + +/* + * Copyright (C) 1993 Linus Torvalds + * + * Delay routines calling functions in arch/avr32/lib/delay.c + */ + +extern void __bad_udelay(void); +extern void __bad_ndelay(void); + +extern void __udelay(unsigned long usecs); +extern void __ndelay(unsigned long nsecs); +extern void __const_udelay(unsigned long xloops); +extern void __delay(unsigned long loops); + +#define udelay(n) (__builtin_constant_p(n) ? \ + ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \ + __udelay(n)) + +#define ndelay(n) (__builtin_constant_p(n) ? \ + ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \ + __ndelay(n)) + +#endif /* __ASM_AVR32_DELAY_H */ |