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-rw-r--r--arch/arm/plat-omap/common.c17
-rw-r--r--arch/arm/plat-omap/timer32k.c26
2 files changed, 17 insertions, 26 deletions
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 4f0f9c4e938..7f1cae16cfa 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -193,6 +193,23 @@ static struct clocksource clocksource_32k = {
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
+/*
+ * Rounds down to nearest nsec.
+ */
+unsigned long long omap_32k_ticks_to_nsecs(unsigned long ticks_32k)
+{
+ return cyc2ns(&clocksource_32k, ticks_32k);
+}
+
+/*
+ * Returns current time from boot in nsecs. It's OK for this to wrap
+ * around for now, as it's just a relative time stamp.
+ */
+unsigned long long sched_clock(void)
+{
+ return omap_32k_ticks_to_nsecs(omap_32k_read());
+}
+
static int __init omap_init_clocksource_32k(void)
{
static char err[] __initdata = KERN_ERR
diff --git a/arch/arm/plat-omap/timer32k.c b/arch/arm/plat-omap/timer32k.c
index ce034dc59d4..1f7365f5df2 100644
--- a/arch/arm/plat-omap/timer32k.c
+++ b/arch/arm/plat-omap/timer32k.c
@@ -153,32 +153,6 @@ static inline unsigned long omap_32k_sync_timer_read(void)
return omap_readl(TIMER_32K_SYNCHRONIZED);
}
-/*
- * Rounds down to nearest usec. Note that this will overflow for larger values.
- */
-static inline unsigned long omap_32k_ticks_to_usecs(unsigned long ticks_32k)
-{
- return (ticks_32k * 5*5*5*5*5*5) >> 9;
-}
-
-/*
- * Rounds down to nearest nsec.
- */
-static inline unsigned long long
-omap_32k_ticks_to_nsecs(unsigned long ticks_32k)
-{
- return (unsigned long long) ticks_32k * 1000 * 5*5*5*5*5*5 >> 9;
-}
-
-/*
- * Returns current time from boot in nsecs. It's OK for this to wrap
- * around for now, as it's just a relative time stamp.
- */
-unsigned long long sched_clock(void)
-{
- return omap_32k_ticks_to_nsecs(omap_32k_sync_timer_read());
-}
-
static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id)
{
struct clock_event_device *evt = &clockevent_32k_timer;