A related comment added to your other thread, which might be the same problem:
https://forums.developer.nvidia.com/t/failed-to-restart-display-after-loading-self-compiled-image-and-dtb/217135
A related comment added to your other thread, which might be the same problem:
https://forums.developer.nvidia.com/t/failed-to-restart-display-after-loading-self-compiled-image-and-dtb/217135