Some variants of nami will have a fingerprint MCU.
BUG=b:118503113
BRANCH=Nami
TEST=None (build and boot, but no hw yet)
Change-Id: I446dc09cdf7f84a801723cb403d2de80e0997c65
Signed-off-by: Shelley Chen <shchen@google.com>
Reviewed-on: https://review.coreboot.org/29297
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>