RE: OMAP34XXCAM: Micron mt9d111 sensor support?

Aguirre Rodriguez, Sergio Alberto
2009-06-23T13:33:24Z

> -----Original Message-----
> From: Gary Thomas [mailto:gary@mlbassoc.com]
> Sent: Tuesday, June 23, 2009 8:23 AM
> To: Aguirre Rodriguez, Sergio Alberto
> Cc: Zach LeRoy; linux-omap; linux-media@vger.kernel.org; Sakari Ailus
> Subject: Re: OMAP34XXCAM: Micron mt9d111 sensor support?
>
> Aguirre Rodriguez, Sergio Alberto wrote:
> >> -----Original Message-----
> >> From: Gary Thomas [mailto:gary@mlbassoc.com]
> >> Sent: Monday, June 22, 2009 1:06 PM
> >> To: Aguirre Rodriguez, Sergio Alberto
> >> Cc: Zach LeRoy; linux-omap; linux-media@vger.kernel.org; Sakari Ailus
> >> Subject: Re: OMAP34XXCAM: Micron mt9d111 sensor support?
> >>
> >> Aguirre Rodriguez, Sergio Alberto wrote:
> >>>> -----Original Message-----
> >>>> From: linux-media-owner@vger.kernel.org [mailto:linux-media-
> >>>> owner@vger.kernel.org] On Behalf Of Zach LeRoy
> >>>> Sent: Wednesday, June 17, 2009 5:06 PM
> >>>> To: linux-omap; linux-media@vger.kernel.org
> >>>> Subject: OMAP34XXCAM: Micron mt9d111 sensor support?
> >>>>
> >>>> 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.

Regards,
Sergio

>
>
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> Gary Thomas | Consulting for the
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