Re: N810 suspend

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On Tue, 2008.12.16, 351, Tony Lindgren wrote:
> * Jarkko Nikula <jarkko.nikula@xxxxxxxxx> [081215 23:26]:
> > On Mon, 15 Dec 2008 13:14:32 -0800 "ext Tony Lindgren" <tony@xxxxxxxxxxx> 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.

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