Patch merged into coreboot/master: northbridge/amd/amdfam10: Rename mislabeled iommu nvram option to gart

the following patch was just integrated into master:
commit b174667534c327b8558ff04986a2c1a971b7f04e
Author: Timothy Pearson 
Date:   Tue Aug 11 17:52:03 2015 -0500

northbridge/amd/amdfam10: Rename mislabeled iommu nvram option to gart

Change-Id: Ia24102e164eb5753ade3f9b5ab21eba2fa60836b
    Signed-off-by: Timothy Pearson 
    Reviewed-on: http://review.coreboot.org/12046
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See http://review.coreboot.org/12046 for details.

-gerrit