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authorHaojian Zhuang <haojian.zhuang@marvell.com>2010-11-24 11:54:23 +0800
committerEric Miao <eric.y.miao@gmail.com>2011-03-16 16:32:48 +0800
commitccc46e29a63c88aa9ac72aac86ff0cfd5c627a11 (patch)
treef2192e0f621c2afd4e3ff6aa34a5f1f26ea5422e
parent4321e1a12b811c02441240aa6183156791204f3f (diff)
downloadtalos-op-linux-ccc46e29a63c88aa9ac72aac86ff0cfd5c627a11.tar.gz
talos-op-linux-ccc46e29a63c88aa9ac72aac86ff0cfd5c627a11.zip
ARM: pxa: auto compute shift and mult of timer
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>
-rw-r--r--arch/arm/mach-pxa/time.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c
index e7f64d9b4f2d..428da3ff33a5 100644
--- a/arch/arm/mach-pxa/time.c
+++ b/arch/arm/mach-pxa/time.c
@@ -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 =
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