[coreboot] Patch merged into coreboot/master: 7ef5336 Don't loop infinitely long on serial comm failures

the following patch was just integrated into master:
commit 7ef53364ae202363e4260ffc8e306a0ae10db0c6
Author: Kyösti Mälkki 
Date:   Tue Feb 7 20:50:22 2012 +0200

Don't loop infinitely long on serial comm failures

If serial uart (8250/16x50) takes abnormally long to respond, give
    up on logging to serial console and instead let the system boot.

Also reference bit in LSR register with correct name.

Change-Id: I3796efc3e8690425f04a130af4bc99541b64d335
    Signed-off-by: Kyösti Mälkki

Build-Tested: build bot (Jenkins) at Tue Feb  7 20:27:45 2012, giving +1
Reviewed-By: Peter Stuge  at Tue Feb  7 20:37:20 2012, giving +2
See http://review.coreboot.org/611 for details.

-gerrit