[meta-freescale] Nitrogen6x w/ OV5642
Sébastien Taylor
me at staylor.ca
Wed May 22 15:43:38 PDT 2013
I'm on the Dylan branch and I've tried with both the default linux-boundary kernel as well as updating the .bb to use the latest 1.1.1 branch from boundary. Looks like I'll have to dig a little deeper to see what's causing mfw_v4lsrc to fail (mfw_v4lsink works fine with a videotestsrc).
On 2013-05-22, at 4:11 PM, Eric Nelson <eric.nelson at boundarydevices.com> wrote:
> Hi Sébastien,
>
> On 05/22/2013 01:57 PM, Sébastien Taylor wrote:
>> I am having issues interfacing the OV5642 sensor with the Nitrogen6x board using the fsl-community-bsp.
>>
>> On bootup I see that the OV5642 driver is installed, but doing a modprobe mxc_v4l2_capture gives me a no slaves found error.
>>
>> Module Size Used by
>> wl12xx_sdio 3523 0
>> ov5642_camera 74186 0
>> camera_sensor_clock 721 1 ov5642_camera
>>
>> root at nitrogen6x:~# modprobe mxc_v4l2_capture
>> root at nitrogen6x:~# ERROR: v4l2 capture: slave not found!
>>
>
> I've confirmed this as well. It used to work, and I'll try to piece
> together what happened...
>
> Oh. Never mind.
>
> For me at least, the error messages about missing slaves are
> meaningless, and the mxc_v4l2_capture module continues
> to load:
>
> root at nitrogen6x:~# lsmod
> Module Size Used by
> mxc_v4l2_capture 21077 1
> ipu_bg_overlay_sdc 3929 1 mxc_v4l2_capture
> ipu_still 1707 1 mxc_v4l2_capture
> ipu_prp_enc 4685 1 mxc_v4l2_capture
> ipu_csi_enc 2941 1 mxc_v4l2_capture
> ipu_fg_overlay_sdc 4760 1 mxc_v4l2_capture
> ov5642_camera 74186 0
> camera_sensor_clock 721 1 ov5642_camera
> vivante 943 1
> drm 140600 2 vivante
>
> I can also verify camera preview using the trivial
> gst-launch command:
>
> root at nitrogen6x:~# gst-launch mfw_v4lsrc ! mfw_v4lsink
>
> Which branch are you using?
>
> Please advise,
>
>
> Eric
>
>
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