got it working - the OV4689 needs to be compiled into the kernel and should not be a module (that's what I was missing from the description)

thx again

Awesome work so far @sergei_gagarin, congrats. I tried to get this to work based on the instructions given but I'm missing something, probably from an additional kernel config? I am using the provided DTSI and the OV4689.c file on the rockchip-kernel 5.10.160 and the MCAM400 show up on the I2C bus a...