From: Tony Lindgren <tony@atomide.com>
To: Linux-OMAP List <linux-omap@vger.kernel.org>
Subject: Re: N810 suspend
Date: Tue, 16 Dec 2008 09:22:38 -0800 [thread overview]
Message-ID: <20081216172237.GR19551@atomide.com> (raw)
In-Reply-To: <20081216165632.GF25056@swansys>
* green <greenfreedom10@gmail.com> [081216 08:57]:
> On Tue, 2008.12.16, 351, Tony Lindgren wrote:
> > * Jarkko Nikula <jarkko.nikula@nokia.com> [081215 23:26]:
> > > On Mon, 15 Dec 2008 13:14:32 -0800 "ext Tony Lindgren" <tony@atomide.com> wrote:
> > > > Well you need to make sure the serial clocks are not enabled. Kevin
> > > > has some patches for that in his pm branch. So you'll most likely want
> > > > to use his whole pm branch.
> > > >
> > > > Also, you need to make sure you have sleep while idle enabled:
> > > >
> > > > # echo 1 > /sys/power/sleep_while_idle
> > > >
> > > > It used to work, but I have not tried for six months or so.
> > > >
> > > How did you disable the LCD and FB clocks? Does
> > > xserver-xorg-video-fbdev from Debian (it works!) do necessary steps with
> > > omap fb driver or is xomap required?
> >
> > Oh, I just tested that sleep-while-idle worked when fb was blanked. I
> > had a script that forced the LCD off via /sys, sorry don't remember
> > the path now. Will be also heading to catch a plane in few hours, may
> > not be able to check it right now.
>
> 'echo 3 > /sys/class/graphics/fb0/blank' turns off the LCD, if that is what you
> mean.
Thanks, that's what I did.
Tony
next prev parent reply other threads:[~2008-12-16 17:22 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-15 21:08 N810 suspend green
2008-12-15 21:14 ` Tony Lindgren
2008-12-15 22:02 ` Kevin Hilman
2008-12-15 23:51 ` green
2008-12-16 7:17 ` Jarkko Nikula
2008-12-16 7:25 ` Jarkko Nikula
2008-12-16 16:29 ` Tony Lindgren
2008-12-16 16:56 ` green
2008-12-16 17:22 ` Tony Lindgren [this message]
2008-12-17 12:09 ` Jarkko Nikula
2008-12-18 7:01 ` Jarkko Nikula
2008-12-18 12:51 ` Felipe Contreras
2008-12-18 13:01 ` Jarkko Nikula
2008-12-18 21:40 ` Kalle Valo
2008-12-19 5:27 ` Paul Walmsley
2008-12-19 10:36 ` Kalle Valo
2008-12-19 15:47 ` Kevin Hilman
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