Missing header for the ramstage version of device_t which is a struct ptr. Change-Id: Ie2a30b75ee1d0513397276b81e8df1d995707f6f Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Reviewed-on: http://review.coreboot.org/6080 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>