RE: OMAP34XXCAM: Micron mt9d111 sensor support?

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From: linux-media-owner@xxxxxxxxxxxxxxx [mailto:linux-media-
owner@xxxxxxxxxxxxxxx] On Behalf Of Aguirre Rodriguez, Sergio Alberto
> From: Gary Thomas [mailto:gary@xxxxxxxxxxxx]
> > Aguirre Rodriguez, Sergio Alberto wrote:
> > > From: Gary Thomas [mailto:gary@xxxxxxxxxxxx]
> > >> Aguirre Rodriguez, Sergio Alberto wrote:
> > >>> From: linux-media-owner@xxxxxxxxxxxxxxx [mailto:linux-media-
> > >>> owner@xxxxxxxxxxxxxxx] On Behalf Of Zach LeRoy
> > >>>> I am working on adding support for a micron 2 MP sensor: mt9d111 on
> a
> > >>>> gumsitx overo.  This is a i2c-controlled sensor.  Ideally, I would
> > like
> > >> to
> > >>>> use the omap34xxcam driver to interface with this sensor.  I am
> > >> wondering
> > >>>> if there are currently any distributions which already include
> > support
> > >> for
> > >>>> this sensor through the omap34xxcam driver, or if anyone else is
> > >>>> interested in this topic.
> > >>>>
> > >>> Hi Zach,
> > >>>
> > >>> I'm working along with Sakari Ailus and others in this omap34xxcam
> > >> driver you're talking about, and we are in the process to provide a
> > newer
> > >> patchset to work on the latest l-o tree.
> > >>> Sakari is sharing the camera core here:
> > >>>
> > >>> http://gitorious.org/omap3camera
> > >>>
> > >>> And I have also this repository which contains a snapshot of
> Sakari's
> > >> tree + support from some sensors I have available for the 3430SDP and
> > LDP
> > >> (the name could confuse with the above, but I'll change the
> > name/location
> > >> soon):
> > >>> http://gitorious.org/omap3-linux-camera-driver
> > >>>
> > >>> Testing the driver with as much sensors as we can is very
> interesting
> > >> (at least for me), because that help us spot possible bugs that
> aren't
> > >> seen with our current HW. So, I'll be looking forward if you add this
> > >> sensor driver to the supported list :)
> > >> I'd like to move forward using this on OMAP/3530 with TVP5150 (S-
> video
> > in)
> > >>
> > >> Sadly, the tree above (omap3-linux-camera-driver) won't build for the
> > >> Zoom/LDP:
> > >>   CC      arch/arm/mach-omap2/board-ldp-camera.o
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > >> camera.c:59:
> > >> error: implicit declaration of function 'PAGE_ALIGN'
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > >> camera.c:59:
> > >> error: initializer element is not constant
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > >> camera.c:59:
> > >> error: (near initialization for 'ov3640_hwc.capture_mem')
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > camera.c:
> > >> In function 'ov3640_sensor_set_prv_data':
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > >> camera.c:89:
> > >> error: 'hwc' undeclared (first use in this function)
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > >> camera.c:89:
> > >> error: (Each undeclared identifier is reported only once
> > >> /local/omap3-linux-camera-driver/arch/arm/mach-omap2/board-ldp-
> > >> camera.c:89:
> > >> error: for each function it appears in.)
> > >>
> > >> Looking at the code, it seems that some pieces are missing - merge
> > >> problem maybe?
> > >
> > > Hi Gary,
> > >
> > > I'm currently on the process to rebase and verify all this code on
> > 3430SDP, Zoom1 and soon Zoom2.
> > >
> > > Here you can find my progress:
> > >
> > >   http://dev.omapzoom.org/?p=saaguirre/linux-omap-camera.git;a=summary
> > >
> > > Check devel branch, which contains all latest Sakari's tree patches
> > (http://gitorious.org/omap3camera) rebased on top of latest Kevin's l-o
> PM
> > tree, plus the patches, which are still in works, to make the above
> > mentioned platforms to work.
> > >
> > > I'm first trying to make 3430SDP work, don't have a Zoom1/Zoom2 handy
> > right now...
> > >
> > > My gitorious tree will eventually disappear, as I can work better with
> > this new one.
> > >
> > > I'll consolidate some patches when this sensor code is ready, and will
> > CC you if interested.
> > >
> >
> > Thanks.  I've already checked out this tree and at least
> > it builds for the Zoom (I have one here).  Is this in a
> > state where I can test it for you?  What do you use to
> > capture video from the sensor?
> 
> I normally use a small test binary I wrote which saves the captured frames
> to memory, so later I can see them with either IrfanView (when capturing
> RAW images) or PYUV for seeing the YUV422 images.
> 
> You should be able to use any standard V4l2 capturing application anyways.
> 

Btw, any contribution would be completely welcome. Either on Testing or on development. :)

Thanks for your interest in helping.

> Regards,
> Sergio
> 
> >
> >
> > --
> > ------------------------------------------------------------
> > Gary Thomas                 |  Consulting for the
> > MLB Associates              |    Embedded world
> > ------------------------------------------------------------
> 
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