Patch merged into coreboot/master: intel/gm45: Use romstage_handoff for S3

the following patch was just integrated into master:
commit a6ac1877316216c8c56a9ab04b9ac3cde6ab01aa
Author: Kyösti Mälkki 
Date:   Sat Jun 25 11:40:00 2016 +0300

intel/gm45: Use romstage_handoff for S3

Don't use scratchpad registers when we have romstage_handoff
    to pass S3 resume flag. Also fixes console log from reporting
    early in ramstage "Normal boot" while on S3 resume path.

Change-Id: I4e2eabc59ff87b7ed40cfc9885bbe0256fe4a695
    Signed-off-by: Kyösti Mälkki 
    Reviewed-on: https://review.coreboot.org/17674
    Tested-by: build bot (Jenkins)
    Reviewed-by: Aaron Durbin

See https://review.coreboot.org/17674 for details.

-gerrit