[coreboot-gerrit] Patch merged into coreboot/master: amd/mct/ddr3: Wait for northbridge P-state transitions

the following patch was just integrated into master:
commit aeaabd3fa36950756f1cb818882ccafe8ff2c1f5
Author: Timothy Pearson 
Date:   Mon Jan 9 12:33:22 2017 -0600

amd/mct/ddr3: Wait for northbridge P-state transitions

The existing code waiting for northbridge P-state transitions
    contained a logical error preventing correct operation.  Fix
    the logical error and force coreboot to wait for the P-state
    transitions per the BKDG.

Found-by: Coverity Scan #1347388
    Change-Id: I35f498c836db1439734abe684354c18c8e160368
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/18069
    Reviewed-by: Martin Roth 
    Reviewed-by: Nico Huber 
    Tested-by: build bot (Jenkins)
    Tested-by: Raptor Engineering Automated Test Stand

See https://review.coreboot.org/18069 for details.

-gerrit