[coreboot] Patch merged into coreboot/master: 3c5985b sb600: Implement EHCI workaround

the following patch was just integrated into master:
commit 3c5985bcc27c9c5349451571cbf7dd20f8a354d4
Author: Patrick Georgi 
Date:   Fri Oct 28 09:01:54 2011 +0200

sb600: Implement EHCI workaround

Linux implements it itself, but older Linuxes and other systems
    might not. Without this, the host controller might not respond
    to drivers.

Change-Id: I4ff0e3683c02e7aa00d188428847c64c4c5d589d
    Signed-off-by: Patrick Georgi

Build-Tested: build bot (Jenkins) at Fri Oct 28 12:25:56 2011, giving +1
Reviewed-By: Stefan Reinauer  at Fri Oct 28 22:15:11 2011, giving +2
See http://review.coreboot.org/345 for details.

-gerrit