Re: [PATCH 04/20] omapfb: Add support for the Amstrad Delta LCD

[Jonathan McDowell <noodles@earth.li>]

On Fri, Jun 05, 2009 at 12:38:22PM +0200, Janusz Krzysztofik wrote:
> Thursday 04 June 2009 19:52:29 Imre Deak napisał(a):
> > From: Jonathan McDowell <noodles@earth.li>
> >
> > This is an updated version of the LCD driver for the Amstrad Delta to
> > take into account the recent changes to the omapfb infrastructure. The
> > Delta features a 480x320 12 bit DSTN panel.
> 
> I'd really love to see the lcd_ams_delta support included in the mainline 
> kernel, but I am not sure if it is ready for submission, as I still have 
> issues with it. It does work perfectly unless power management is turned on.
> With CONFIG_PM=y, the omapfb device, after initially starting correctly, 
> breaks with the following error messages:
> 
> omapfb omapfb: resetting (status 0xffffff96,reset count 1)
> ...
> omapfb omapfb: resetting (status 0xffffff96,reset count 100)
> omapfb omapfb: too many reset attempts, giving up.
> 
> Tested with linux-2.6.30-rc5 and linux-omap revision 
> 90e758af52ba803cba233fabee81176d99589f09. Error messages do not appear when 
> CONFIG_PM=n or lcd_ams_delta.o is removed from omapfb-objs.
> 
> Please let me know what else I can do to help in resolving this issue.
 
Reporting it was a good start; it's the first I've heard of this issue.
Looking at the E3 configs I have lying around it looks like none of them
have CONFIG_PM set, so it's possible most people have just been using
the defconfig or a minor variation of it. I don't have my E3 convenient
at present to investigate however.

J.

-- 
101 things you can't have too much of : 14 - Paperclips.
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html