[meta-freescale] Nitrogen6x w/ OV5642
Sébastien Taylor
me at staylor.ca
Thu May 23 17:57:07 PDT 2013
Turns out the connector wasn't soldered on very well, a few of the leads didn't have good contact.
On 2013-05-23, at 12:48 PM, Sébastien Taylor <me at staylor.ca> wrote:
> I did previously have the module working in Yocto when I first setup the fsl-image-test. I then spent a few days customizing a custom layer and porting our applications and when I returned to do more testing is when the camera was no longer working. It does seem like it's a connection issue though I'm so far not having much luck on that front, but I did capture these logs showing the ov5642_probe failing (extended the debug log slightly).
>
> But it would seem the problem is on my end.
>
> ov5642_probe
> camera_reset: power_gp=0x6, reset_gp=0x8 reset_gp2=0xab
> mx6_csi0_powerdown: powerdown=0, power_gp=0x6
> ov5642_read_reg: write reg error: reg=300a err=-5
> ov5642_probe:cannot find camera retval -1 chip_id_high 0x0
> ov5642_read_reg: write reg error: reg=300b err=-5
> ov5642_probe:cannot find camera retval -1 chip_id_low 0x0
> mx6_csi0_powerdown: powerdown=1, power_gp=0x6
>
>
> On 2013-05-22, at 6:02 PM, Eric Nelson <eric.nelson at boundarydevices.com> wrote:
>
>> Hi Sébastien,
>>
>> Is this the first time you've used the module?
>>
>> If so, I suspect a cabling issue. The flex connectors can
>> be a pain to get right the first time:
>>
>> Theres a photo here of how the cables should be connected
>> to Nitrogen6X (i.e. blue side up):
>> http://boundarydevices.com/wp-content/uploads/2012/05/Camera-to-6X-Small.jpg
>>
>> I'll try to get a Dylan image built, but that may bleed into
>> next week, since I'm taking a few days off.
>>
>> Please advise,
>>
>>
>> Eric
>>
>> On 05/22/2013 04:56 PM, Sébastien Taylor wrote:
>>> MFW_GST_V4LSRC_PLUGIN 3.0.5 build on May 21 2013 14:49:13.
>>>
>>> Running gst-launch with DEBUG=*:3 shows that the failure is caused by being unable to open /dev/video0 though the device is there.
>>>
>>> On 2013-05-22, at 5:01 PM, Eric Nelson <eric.nelson at boundarydevices.com> wrote:
>>>
>>>> Hi Sébastien,
>>>>
>>>> On 05/22/2013 03:43 PM, Sébastien Taylor wrote:
>>>>> I'm on the Dylan branch and I've tried withboth 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).
>>>>>
>>>> Can you check the version of the gstreamer plugins?
>>>>
>>>> root at nitrogen6x# gst-inspect mfw_v4lsrc | head -n 1
>>>>
>>>> Our 1.1.1 branch is confirmed to work with the 3.0.5 package,
>>>> but I haven't yet pushed a kernel matching the 4.0.0. BSP
>>>> release (I'm hoping to do some clean up along the way).
>>>>
>>>> Please advise,
>>>>
>>>>
>>>> Eric
>>>>
>>>
>>
>
More information about the meta-freescale
mailing list