It's specific to butterfly. Doesn't do anything on lenovos. Change-Id: I98b7c3199de5d8515bd869936e1b95847321d264 Signed-off-by: Nicolas Reinecke <nr@das-labor.org> Reviewed-on: http://review.coreboot.org/7099 Reviewed-by: Patrick Georgi <pgeorgi@google.com> Tested-by: build bot (Jenkins)