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-rw-r--r--include/asm-parisc/delay.h43
1 files changed, 0 insertions, 43 deletions
diff --git a/include/asm-parisc/delay.h b/include/asm-parisc/delay.h
deleted file mode 100644
index 7a75e984674b..000000000000
--- a/include/asm-parisc/delay.h
+++ /dev/null
@@ -1,43 +0,0 @@
1#ifndef _PARISC_DELAY_H
2#define _PARISC_DELAY_H
3
4#include <asm/system.h> /* for mfctl() */
5#include <asm/processor.h> /* for boot_cpu_data */
6
7
8/*
9 * Copyright (C) 1993 Linus Torvalds
10 *
11 * Delay routines
12 */
13
14static __inline__ void __delay(unsigned long loops) {
15 asm volatile(
16 " .balignl 64,0x34000034\n"
17 " addib,UV -1,%0,.\n"
18 " nop\n"
19 : "=r" (loops) : "0" (loops));
20}
21
22static __inline__ void __cr16_delay(unsigned long clocks) {
23 unsigned long start;
24
25 /*
26 * Note: Due to unsigned math, cr16 rollovers shouldn't be
27 * a problem here. However, on 32 bit, we need to make sure
28 * we don't pass in too big a value. The current default
29 * value of MAX_UDELAY_MS should help prevent this.
30 */
31
32 start = mfctl(16);
33 while ((mfctl(16) - start) < clocks)
34 ;
35}
36
37static __inline__ void __udelay(unsigned long usecs) {
38 __cr16_delay(usecs * ((unsigned long)boot_cpu_data.cpu_hz / 1000000UL));
39}
40
41#define udelay(n) __udelay(n)
42
43#endif /* defined(_PARISC_DELAY_H) */