The camera on TX2 developer board could not be reached on the V4L2 protocol, it could jam. So the demo come with the board could not work, do you have any other demo that could work properly?
Are you able to run the nvgstcapture-1.0 sample program? It should confirm for you that your camera is working properly.
You can access the onboard CSI camera through three API’s:
Which V4L2 code are you using?
Argus is successed to capture the data of CSI camera
V4L2 is Blocked at
Onboard ov5693 is a bayer camera which needs ISP engine to get YUV420. What is your usecase to use V4L2?