From: Tomi Valkeinen <tomi.valkeinen@ti.com>
To: Govindraj <govindraj.ti@gmail.com>
Cc: Kevin Hilman <khilman@ti.com>, Paul Walmsley <paul@pwsan.com>,
t-kristo@ti.com,
linux-omap mailing list <linux-omap@vger.kernel.org>,
NeilBrown <neilb@suse.de>, Joe Woodward <jw@terrafix.co.uk>
Subject: Re: PM(?) problems on v3.3-rc1 on OMAP3
Date: Fri, 20 Jan 2012 13:07:24 +0200 [thread overview]
Message-ID: <1327057644.1921.59.camel@deskari> (raw)
In-Reply-To: <CAAL8m4xNj=-=tz7Fkv_MQzvQy5iNj9n10=00KAi0=ixtQ1GVVA@mail.gmail.com>
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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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next prev parent reply other threads:[~2012-01-20 11:07 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-20 10:33 PM(?) problems on v3.3-rc1 on OMAP3 Tomi Valkeinen
2012-01-20 10:49 ` Govindraj
2012-01-20 11:07 ` Tomi Valkeinen [this message]
2012-01-20 11:21 ` Govindraj
2012-01-20 12:32 ` Jean Pihet
2012-01-20 12:44 ` Govindraj
2012-01-21 7:39 ` Paul Walmsley
2012-01-21 7:38 ` Paul Walmsley
2012-01-20 11:56 ` Govindraj
2012-01-20 12:01 ` Tomi Valkeinen
2012-01-20 12:34 ` Jean Pihet
2012-01-20 12:40 ` Tomi Valkeinen
2012-01-20 13:36 ` Jean Pihet
2012-01-20 15:00 ` Tomi Valkeinen
2012-01-22 11:11 ` NeilBrown
2012-01-23 8:53 ` Tomi Valkeinen
2012-01-23 9:04 ` Paul Walmsley
2012-01-23 9:24 ` Tomi Valkeinen
2012-01-23 9:31 ` Paul Walmsley
2012-01-23 10:48 ` Tomi Valkeinen
2012-01-23 11:02 ` Paul Walmsley
2012-01-23 11:06 ` Tomi Valkeinen
2012-01-24 10:39 ` Tomi Valkeinen
2012-01-20 12:45 ` Govindraj
2012-01-20 12:47 ` Shubhrajyoti
2012-01-21 7:35 ` Paul Walmsley
2012-01-21 7:47 ` Paul Walmsley
2012-01-21 15:57 ` Tomi Valkeinen
2012-01-21 20:46 ` NeilBrown
2012-01-23 8:25 ` Tomi Valkeinen
2012-01-21 20:47 ` Paul Walmsley
2012-01-22 11:11 ` Valkeinen, Tomi
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