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ARM: stmp: update clock source registration 

In d7e81c2 (clocksource: Add clocksource_register_hz/khz interface) new
interfaces were added which simplify (and optimize) the selection of the
divisor shift/mult constants.  Switch over to using this new interface.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2010-12-13 13:21:41 +00:00
parent 1d0ac3cdf3
commit 2218543fe0
1 changed files with 1 additions and 4 deletions
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5
arch/arm/plat-stmp3xxx/timer.c
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@ -89,7 +89,6 @@ static struct clocksource cksrc_stmp3xxx = {
.rating = 250,
.read = stmp3xxx_clock_read,
.mask = CLOCKSOURCE_MASK(16),
.shift = 10,
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
@ -106,8 +105,6 @@ static struct irqaction stmp3xxx_timer_irq = {
*/
static void __init stmp3xxx_init_timer(void)
{
cksrc_stmp3xxx.mult = clocksource_hz2mult(CLOCK_TICK_RATE,
cksrc_stmp3xxx.shift);
ckevt_timrot.mult = div_sc(CLOCK_TICK_RATE, NSEC_PER_SEC,
ckevt_timrot.shift);
ckevt_timrot.min_delta_ns = clockevent_delta2ns(2, &ckevt_timrot);
@ -140,7 +137,7 @@ static void __init stmp3xxx_init_timer(void)
setup_irq(IRQ_TIMER0, &stmp3xxx_timer_irq);
clocksource_register(&cksrc_stmp3xxx);
clocksource_register_hz(&cksrc_stmp3xxx, CLOCK_TICK_RATE);
clockevents_register_device(&ckevt_timrot);
}