#ifndef __ASM_ARM_DELAY_H
#define __ASM_ARM_DELAY_H
+#include <asm/param.h> /* HZ */
+
extern void __delay(int loops);
/*
* it, it means that you're calling udelay() with an out of range value.
*
* With currently imposed limits, this means that we support a max delay
- * of 2000us and 671 bogomips
+ * of 2000us. Further limits: HZ<=1000 and bogomips<=3355
*/
extern void __bad_udelay(void);
#define MAX_UDELAY_MS 2
-#define udelay(n) \
- (__builtin_constant_p(n) ? \
- ((n) > (MAX_UDELAY_MS * 1000) ? __bad_udelay() : \
- __const_udelay((n) * 0x68dbul)) : \
+#define udelay(n) \
+ (__builtin_constant_p(n) ? \
+ ((n) > (MAX_UDELAY_MS * 1000) ? __bad_udelay() : \
+ __const_udelay((n) * ((2199023U*HZ)>>11))) : \
__udelay(n))
#endif /* defined(_ARM_DELAY_H) */