soc/intel/common: Fix booting issue without default IGD enabled

This patch ensures to boot platform without onboard GFX (PCI B0:D2:F0)
enabled from mainboard devicetree.cb.

TEST=Previously platform was dying at "GMADR is not programmed!" with
IGD disabled.

Change-Id: I8c907ee25db4538a84890f2ccc3187afa86604b8
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33449
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions