PCIe graphics for display output still doesn't work, but that is now
listed in the Haswell-specific documentation.
Change-Id: I28c50db353b2b965eb847b379d9e1944cb720c77
Signed-off-by: Tristan Corrick <tristan@corrick.kiwi>
Reviewed-on: https://review.coreboot.org/c/30273
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>