Patch merged into coreboot/master: 3f56445 tpm: i2c: When probing the TPM, write a 0 into the TPM access register.

the following patch was just integrated into master:
commit 3f5644593de7ff5583595028896866fc91eaddca
Author: Gabe Black 
Date:   Wed Mar 26 21:51:41 2014 -0700

tpm: i2c: When probing the TPM, write a 0 into the TPM access register.

Not doing so makes it fail when run at high frequency.

Change-Id: I1cfb69c55f03cb90f66f437289803d897a1aad5c
    Signed-off-by: Gabe Black 
    Reviewed-on: https://chromium-review.googlesource.com/191812
    Reviewed-by: Tom Warren 
    Reviewed-by: Jimmy Zhang 
    Reviewed-by: David Hendricks 
    Tested-by: Tom Warren 
    Commit-Queue: Gabe Black 
    (cherry picked from commit 04452441d2bfe2cacd3e0b6990c0e9261b5350d1)
    Signed-off-by: Isaac Christensen 
    Reviewed-on: http://review.coreboot.org/7007
    Tested-by: build bot (Jenkins)
    Reviewed-by: Marc Jones

See http://review.coreboot.org/7007 for details.

-gerrit