similar to what v3 does. This is required to have two source files with
the same name but in different directories. (As in, two different SuperIOs on
board, with a superio.c each)
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Peter Stuge <peter@stuge.se>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3961 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1