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omap2/3: dmtimer: Enable autoidle 

This saves some power. OMAP4 version should check for GPT module ID, as
autoidle is only supported on a subset of these.

Signed-off-by: Tero Kristo <tero.kristo@nokia.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Tero Kristo 2011-03-10 03:50:54 -07:00 committed by Paul Walmsley
parent dd9c1549ed
commit 4ce1e5e14c
1 changed files with 4 additions and 0 deletions
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4
arch/arm/plat-omap/dmtimer.c
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@ -342,6 +342,10 @@ static void omap_dm_timer_reset(struct omap_dm_timer *timer)
l |= 0x02 << 3; /* Set to smart-idle mode */
l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */
/* Enable autoidle on OMAP2 / OMAP3 */
if (cpu_is_omap24xx() || cpu_is_omap34xx())
l |= 0x1 << 0;
/*
* Enable wake-up on OMAP2 CPUs.
*/