I am currently working on the design of a carrier board for a Jetson Orin NX module. My idea is to implement 1x CSI 4-lane for each derserializer chip. please see the attached picture.
Please refer to Jetson Nano, Jetson Nano 2GB, Jetson TX2 NX, and Jetson Xavier NX Camera Module Hardware Design Guide Log in | NVIDIA Developer
As further reference with example of deserializer use, please check NVIDIA Jetson AGX Xavier Series and Jetson AGX Orin Series Camera Module Hardware Design Guide Log in | NVIDIA Developer