This doesn't seem to be strictly required (so far), but makes sense.
Change-Id: I18416c427ff886507ae09c7fc1a018baf94af24a
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/2131
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>