Re: [PATCH 04/20] omapfb: Add support for the Amstrad Delta LCD
From: Jonathan McDowell <hidden>
Date: 2009-06-05 15:39:17
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linux-omap
On Fri, Jun 05, 2009 at 12:38:22PM +0200, Janusz Krzysztofik wrote:
Thursday 04 June 2009 19:52:29 Imre Deak napisał(a):quoted
From: Jonathan McDowell <redacted> 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