24 #define TIMER_FREQ			508469		/* ticks / second */
29 	unsigned long long ticks;  member
35 	unsigned long long ticks = (unsigned long long)usecs * TIMER_FREQ;  in usecs_to_ticks()  local
36 	do_div(ticks, 1000 * 1000);  in usecs_to_ticks()
38 	return ticks;  in usecs_to_ticks()
47 		timer.ticks += now - timer.last_read;  in read_timer()
50 		timer.ticks += TIMER_MAX_VAL - timer.last_read + now;  in read_timer()
56  * Get the number of ticks (in CONFIG_SYS_HZ resolution)
64 	sys_ticks = timer.ticks * CONFIG_SYS_HZ;  in get_ticks()
86 	target = timer.ticks + usecs_to_ticks(usec);  in __udelay()
88 	while (timer.ticks < target)  in __udelay()
108 	timer.ticks = 0;  in timer_init()
115  * On ARM it returns the number of timer ticks per second.