IOAPIC: hook up driver in Kconfig

Missed to add the driver to Kconfig and Makefile.inc.

Change-Id: I64b02abc5de2f6483f610436ebb38a7ca433f9b6
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/1219
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
2 files changed