Coreboot v4.0.18 for apu2 [PGP sig]
Coreboot v4.8.0.2 for apu2 [PGP sig]

Built from this repo, boot tested only on apu2c4 board.

How to flash: “flashrom -p internal -w filename.rom”.
You have to use “-p internal:boardmismatch=force” if updating from old version. Source