Add ACPI declarations to be incorporated into ACPI tables for mainboards with this super I/O. Change-Id: If113807901619bc0f4250607546be415f9e5e45b Signed-off-by: Keith Hui <buurin@gmail.com> Reviewed-on: https://review.coreboot.org/21670 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>