R-Car/Boards/Yocto-Gen3-CommonFAQ/Where can I get the R-Car H3/M3 device documentation?

Where can I get the R-Car H3/M3 device documentation?
https://www.renesas.com/us/en/document/r-car-h3-m3-users-manual

See also:
 * R-Car/Boards/H3SK
 * R-Car/Boards/M3SK