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OMAP3: wdtimer: Fix CORE idle transition

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The HW superwised smart idle for wdtimer in OMAP3 prevents
CORE power domain idle transitions. Disable it by swithing
to SW supervised transitions.

This could be a hardware bug in the OMAP3 wdtimer2 block.

Signed-off-by: Kalle Jokiniemi <kalle.jokiniemi@nokia.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Acked-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Paul Walmsley
2011-03-10 22:40:06 -07:00
parent 0503add9d2
commit 2f4dd595f6
1 changed files with 5 additions and 0 deletions
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5
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
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@@ -1312,6 +1312,11 @@ static struct omap_hwmod omap3xxx_wd_timer2_hwmod = {
.slaves = omap3xxx_wd_timer2_slaves, .slaves = omap3xxx_wd_timer2_slaves,
.slaves_cnt = ARRAY_SIZE(omap3xxx_wd_timer2_slaves), .slaves_cnt = ARRAY_SIZE(omap3xxx_wd_timer2_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
/*
* XXX: Use software supervised mode, HW supervised smartidle seems to
* block CORE power domain idle transitions. Maybe a HW bug in wdt2?
*/
.flags = HWMOD_SWSUP_SIDLE,
}; };
/* UART common */ /* UART common */