[coreboot] Patch merged into coreboot/master: 645b376 Pantherpoint: Add XHCI device init

the following patch was just integrated into master:
commit 645b376ec82c5343bd197f04fa9e7bb53ee23d69
Author: Duncan Laurie 
Date:   Tue Feb 12 14:00:47 2013 -0800

Pantherpoint: Add XHCI device init

This enables power management and clock gating on XHCI.

Change-Id: I124ea6c5aca034b7ec4b5286d971c2adfce25c88
    Signed-off-by: Duncan Laurie 
    Reviewed-on: http://review.coreboot.org/2761
    Tested-by: build bot (Jenkins)
    Reviewed-by: Ronald G. Minnich

Build-Tested: build bot (Jenkins) at Sat Mar 16 01:55:30 2013, giving +1
Reviewed-By: Ronald G. Minnich  at Sun Mar 17 22:51:04 2013, giving +2
See http://review.coreboot.org/2761 for details.

-gerrit