Re: PM(?) problems on v3.3-rc1 on OMAP3

Tomi Valkeinen
2012-01-20T11:07:31Z

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On Fri, 2012-01-20 at 16:19 +0530, Govindraj wrote:
> On Fri, Jan 20, 2012 at 4:03 PM, Tomi Valkeinen <tomi.valkeinen@ti.com> wrote:
> > Hi,
> >
> > I'm testing v3.3-rc1 on OMAP3 overo, and I'm having problems probably
> > related to PM.
> >
> > First, when I boot up, the console (via USB serial) is very laggy, it
> > often takes many seconds until the key pressed appears so it's more or
> > less unusable.
>
> can you try enabling CONFIG_CPU_IDLE ?

Enabling CPU_IDLE does remove the problems. I don't know what it's
supposed to do, but it seems to keep the MPU and DSS in ON state all the
time, so the problem disappears.

Tomi

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