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ARM: timer-sp: add sched_clock support

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Add a sched_clock support for the sp804 timer. The clocksource timer
can optionally initialize itself as sched_clock timer.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
This commit is contained in:
Rob Herring
2011-12-12 15:29:08 -06:00
parent d65b4e98d7
commit a7bf616208
3 changed files with 31 additions and 2 deletions
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15
arch/arm/include/asm/hardware/timer-sp.h
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@@ -1,2 +1,15 @@
void sp804_clocksource_init(void __iomem *, const char *);
void __sp804_clocksource_and_sched_clock_init(void __iomem *,
const char *, int);
static inline void sp804_clocksource_init(void __iomem *base, const char *name)
{
__sp804_clocksource_and_sched_clock_init(base, name, 0);
}
static inline void sp804_clocksource_and_sched_clock_init(void __iomem *base,
const char *name)
{
__sp804_clocksource_and_sched_clock_init(base, name, 1);
}
void sp804_clockevents_init(void __iomem *, unsigned int, const char *);