Where did you get the camera module(s)?
: Arducam official site
Model number of the product(s)?
: 1MP*4 Quadrascopic Camera Bundle Kit Four OV9281~~
What hardware/platform were you working on?
: Raspberry Pi 4B
Instructions you have followed. (link/manual/etc.)
: OV9281 Quadrascopic Camera on RPi Tutorial - Arducam
Problems you were having?
: I can not found /dev/video0
The dmesg log from your hardware?
Troubleshooting attempts you’ve made?
: I added dtoverlay=ov9281 to /boot/config.txt
: sudo apt update & full-upgrade
but, I can not found /dev/video0 anyway
What help do you need?
: to connect camera module via /dev/video0
I solved the problem when used the kernel version at the 4.19.118*.
The latest bullseye are supported (5.15.x). Are you unable to use it on the latest kernel?