ARM: PXA: 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.

Tested-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 1 insertions, 5 deletions

diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c
index 293e40aeaf29..caf92c0bfba5 100644
--- a/arch/arm/mach-pxa/time.c
+++ b/arch/arm/mach-pxa/time.c
@@ -127,7 +127,6 @@ static struct clocksource cksrc_pxa_oscr0 = {
         .rating         = 200,
         .read           = pxa_read_oscr,
         .mask           = CLOCKSOURCE_MASK(32),
-        .shift          = 20,
         .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
@@ -155,12 +154,9 @@ static void __init pxa_timer_init(void)
                 clockevent_delta2ns(MIN_OSCR_DELTA * 2, &ckevt_pxa_osmr0) + 1;
         ckevt_pxa_osmr0.cpumask = cpumask_of(0);
 
-        cksrc_pxa_oscr0.mult =
-                clocksource_hz2mult(clock_tick_rate, cksrc_pxa_oscr0.shift);
-
         setup_irq(IRQ_OST0, &pxa_ost0_irq);
 
-        clocksource_register(&cksrc_pxa_oscr0);
+        clocksource_register_hz(&cksrc_pxa_oscr0, clock_tick_rate);
         clockevents_register_device(&ckevt_pxa_osmr0);
 }