>>> just the difficulty in retrieving resources about understanding how the Linux kernel is patched to run on that ARM board, the necessary drivers and how all

>>> just the difficulty in retrieving resources about understanding how the Linux kernel is patched to run on that ARM board, the necessary drivers and how all the various sensors and interfaces communicate really lets me down maybe you could give it a try and document your trip ? As someone who'd love to help the cause, but who doesn't have much time, a good documentation would help.