Describe how to run coreboot on the PC Engines apu2 mainboard.
Change-Id: Id1d553c7f7485358960d92e714d50ba0f75b3581
Signed-off-by: Piotr Kleinschmidt <piotr.kleinschmidt@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33146
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>