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ARM: pxa: auto compute shift and mult of timer

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Use auto-computed shift and mult of timer with new API
clocksource_calc_mult_shift()/clockevents_calc_mult_shift().

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Cc: Nicolas Pitre <nico@fluxnic.net>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Haojian Zhuang 2010-11-24 11:54:23 +08:00 committed by Eric Miao
parent 4321e1a12b
commit ccc46e29a6
1 changed files with 2 additions and 3 deletions
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5
arch/arm/mach-pxa/time.c
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@ -100,7 +100,6 @@ pxa_osmr0_set_mode(enum clock_event_mode mode, struct clock_event_device *dev)
static struct clock_event_device ckevt_pxa_osmr0 = {
.name = "osmr0",
.features = CLOCK_EVT_FEAT_ONESHOT,
.shift = 32,
.rating = 200,
.set_next_event = pxa_osmr0_set_next_event,
.set_mode = pxa_osmr0_set_mode,
@ -135,8 +134,8 @@ static void __init pxa_timer_init(void)
init_sched_clock(&cd, pxa_update_sched_clock, 32, clock_tick_rate);
ckevt_pxa_osmr0.mult =
div_sc(clock_tick_rate, NSEC_PER_SEC, ckevt_pxa_osmr0.shift);
clocksource_calc_mult_shift(&cksrc_pxa_oscr0, clock_tick_rate, 4);
clockevents_calc_mult_shift(&ckevt_pxa_osmr0, clock_tick_rate, 4);
ckevt_pxa_osmr0.max_delta_ns =
clockevent_delta2ns(0x7fffffff, &ckevt_pxa_osmr0);
ckevt_pxa_osmr0.min_delta_ns =