[PATCH 11/11] omap2/3/4: Disable CONFIG_FB_OMAP in omap3_defconfig

Tomi Valkeinen tomi.valkeinen at nokia.com
Tue May 4 10:50:25 EDT 2010


On Tue, 2010-05-04 at 16:40 +0200, ext Tony Lindgren wrote:
> * Tomi Valkeinen <tomi.valkeinen at nokia.com> [100504 00:21]:
> > Hi,
> > 
> > On Tue, 2010-05-04 at 02:52 +0200, ext Tony Lindgren wrote:
> > > * Tony Lindgren <tony at atomide.com> [100430 13:47]:
> > > > * Tony Lindgren <tony at atomide.com> [100430 13:32]:
> > > > > Looks like CONFIG_FB_OMAP prevents somehow mounting root on MMC
> > > > > at least on zoom3 for multi-omap. Disable CONFIG_FB until the
> > > > > omap FB code is fixed.
> > > > 
> > > > This one I'll drop as soon as the problem is sorted out with
> > > > CONFIG_FB_OMAP.
> > > 
> > > This one seems to be something under drivers/video/omap, so
> > > I'll change CONFIG_FB_OMAP to be a module now. Updated patch
> > > below.
> > > 
> > > I'll update omap for-next accordingly, then Tomi can figure
> > > it out :)
> > 
> > This sounds... interesting... =) Any more info on what happens? Does it
> > also affect new omapfb driver?
> 
> Yeah this is interesting, it seems like the kernel cmdline gets
> somehow corrupted for zoom3 with the omap3_defconfig if CONFIG_FB_OMAP=y.
> Some options seem to be there, but for example rootwait option is
> ignored and the root on MMC never mounts. This is in the current
> omap for-next branch.

Ok, so the cmdline parsing in omapfb could be broken. I'll check it out.

> Hmm, what do you mean with "new omapfb" driver, the stuff you have
> queued up?

No, I mean the DSS2 version. drivers/video/omap is the old one, written
mostly by Imre, and drivers/video/omap2 is the new one, written mostly
by me.

I guess most boards are still using the old omapfb driver.

 Tomi





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