Patch merged into coreboot/master: sb/intel/common/gpio: Support ICH9M and prior

the following patch was just integrated into master:
commit df369af79e98960afde403d4375ed03f1a648e2a
Author: Patrick Rudolph 
Date:   Mon Jan 2 18:41:37 2017 +0100

sb/intel/common/gpio: Support ICH9M and prior

Write gpio level twice to make sure the level is set
    after pins have been configred as GPIO and to minimize
    glitches on newer hardware.

Required to set correct GPIO layout on T500.

Tested on T500.

Change-Id: I691e672c7cb52ca51a80fd29657ada7488db0d41
    Signed-off-by: Patrick Rudolph 
    Reviewed-on: https://review.coreboot.org/18012
    Reviewed-by: Nico Huber 
    Reviewed-by: Arthur Heymans 
    Tested-by: build bot (Jenkins)

See https://review.coreboot.org/18012 for details.

-gerrit