restoring ov7670/cafe_ccic to previous state

[Deepak Saxena]

On Jun 23 2008, at 17:58, Daniel Drake was caught saying:
> Hi,
> 
> As you may have heard, olpc3 builds occasionally hang on boot during
> cafe_ccic/ov7670 initialization.
> 
> Erik and myself tracked down the problem to this upstream commit, which
> has never been shipped in an olpc stream before olpc3:
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff_plain;h=6d77444
> On boots where the bug appears, the do..while loop added by the patch
> iterates indefinitely.
> 
> Jon Corbet is looking into the problem, but I feel that we should revert
> the driver to the update1 state for the time being. We should be
> starting to stabilise olpc3.

I agree. I'll pull your commits into master and testing and hopefuly
we'll see a more stable fix in time for 8.2 (though my experience
so far with the CAFE chip makes me not very optimistic).

~Deepak

-- 
Deepak Saxena <dsaxena at laptop.org>