Hi,

> -----Original Message-----
> From: ext Cousson, Benoit [mailto:[email protected]]
> Sent: 10. maaliskuuta 2011 13:23
> To: Jokiniemi Kalle (Nokia-MS/Tampere)
> Cc: [email protected]; Hilman, Kevin; [email protected]; linux-
> [email protected]
> Subject: Re: [PATCH 2/2] OMAP3: wdtimer: Fix CORE idle transition
> 
> On 3/10/2011 11:54 AM, Kalle Jokiniemi wrote:
> > From: Paul Walmsley<[email protected]>
> >
> > The HW superwised smart idle for wdtimer in OMAP3 prevents CORE
> power
> > domain idle transitions. Disable it by swithing to SW supervised
> > transitions.
> 
> We should probably highlight that this looks like a HW bug.
> Smartidle and clockactivity are supposed to be supported by this module on
> OMAP3.
> 
> Some further investigation with TI HW folks are needed to understand that.

I added a comment also to the code in the last version of the 2/2 patch, in 
case you find something and want to do some improvements.

- Kalle

> 
> Regards,
> Benoit
> 
> >
> > Signed-off-by: Kalle Jokiniemi<[email protected]>
> > Signed-off-by: Paul Walmsley<[email protected]>
> > ---
> >   arch/arm/mach-omap2/omap_hwmod_3xxx_data.c |    1 +
> >   1 files changed, 1 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> > b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> > index 196a834..a99a4f3 100644
> > --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> > +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> > @@ -1293,6 +1293,7 @@ static struct omap_hwmod
> omap3xxx_wd_timer2_hwmod = {
> >     .slaves         = omap3xxx_wd_timer2_slaves,
> >     .slaves_cnt     = ARRAY_SIZE(omap3xxx_wd_timer2_slaves),
> >     .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
> > +   .flags          = HWMOD_SWSUP_SIDLE,
> >   };
> >
> >   /* UART common */

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