mb/lenovo/x220: Increase MMIO space

With an external GPU connected via the expresscard slot this is
required.

Change-Id: I154721ff2c712cfe7eb79b8bf8943182c8c36548
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51005
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Nico Huber <nico.h@gmx.de>

0 files changed, 0 insertions, 0 deletions