cafe_ccic/ov7670 hang on boot

Erik Garrison erik at
Tue Jun 17 14:58:30 EDT 2008

On Tue, Jun 17, 2008 at 12:44:34PM -0600, Jonathan Corbet wrote:
> Daniel Drake <dsd at> wrote:
> > The hang occurs somewhere inside/below ov7670_write_array.
> > 
> > I'm just wondering if you have any ideas or suggestions here?
> I've seen the bug report go by, but I'm only just today back in the
> country after a couple of weeks on vacation.  I'll look into it, but it
> will probably be a couple more days before I can do that.
> My initial guess is that something in the i2c layer has created some
> kind of locking confusion.  i2c has changed a lot, and the interface
> used by the Cafe/ov7670 drivers is not now the preferred API.  

What are the major changes in the API?  (Is there documentation
somewhere that you could direct us to?)


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