Add a header with CFR objects for existing configuration options,
so that supported boards can make use of them without duplication.
Change-Id: I08d7c39ba9be92d6a267d20068f41980a5042755
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87629
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Maxim Polyakov <max.senia.poliak@gmail.com>