A very complicated infrastructure for just a special case, for an
ancient version of U-Boot. Recent versions of U-Boot are reported to
work just fine on Atmel ARM evaluation boards.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Yaboot does not build, hasn't been updated since a long time, and
isn't very common these days on embedded PowerPC platforms.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>