diff options
| author | Magnus Damm <damm@igel.co.jp> | 2009-01-22 09:55:31 (GMT) |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-01-29 07:44:17 (GMT) |
| commit | 955c0778723501cc16fec40501cd54b7e72d3e74 (patch) | |
| tree | 5e97004d7d5e3cb990e385beb045664e26f20a48 /arch/sh/kernel/timers | |
| parent | dc66ff6220f0a6c938df41add526d645852d9a75 (diff) | |
| download | linux-fsl-qoriq-955c0778723501cc16fec40501cd54b7e72d3e74.tar.xz | |
sh: rework clocksource and sched_clock
Rework and simplify the sched_clock and clocksource code. Instead
of registering the clocksource in a shared file we move it into the
tmu driver. Also, add code to handle sched_clock in the case of no
clocksource.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/timers')
| -rw-r--r-- | arch/sh/kernel/timers/timer-tmu.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c index 0db3f95..33a24fc 100644 --- a/arch/sh/kernel/timers/timer-tmu.c +++ b/arch/sh/kernel/timers/timer-tmu.c @@ -254,7 +254,14 @@ static int tmu_timer_init(void) _tmu_start(TMU1); - sh_hpt_frequency = clk_get_rate(&tmu1_clk); + clocksource_sh.rating = 200; + clocksource_sh.mask = CLOCKSOURCE_MASK(32); + clocksource_sh.read = tmu_timer_read; + clocksource_sh.shift = 10; + clocksource_sh.mult = clocksource_hz2mult(clk_get_rate(&tmu1_clk), + clocksource_sh.shift); + clocksource_sh.flags = CLOCK_SOURCE_IS_CONTINUOUS; + clocksource_register(&clocksource_sh); tmu0_clockevent.mult = div_sc(frequency, NSEC_PER_SEC, tmu0_clockevent.shift); @@ -274,7 +281,6 @@ static struct sys_timer_ops tmu_timer_ops = { .init = tmu_timer_init, .start = tmu_timer_start, .stop = tmu_timer_stop, - .read = tmu_timer_read, }; struct sys_timer tmu_timer = { |