[coreboot] Patch merged into coreboot/master: 58f58a2 USBDEBUG: buffer up to 8 bytes

the following patch was just integrated into master:
commit 58f58a25e95d773b1ab454d2d1acbc27dfb143d4
Author: Sven Schnelle 
Date:   Thu Jul 26 14:31:40 2012 +0200

USBDEBUG: buffer up to 8 bytes

EHCI debug allows to send message with 8 bytes length, but
    we're only sending one byte in each transaction. Buffer up
    to 8 bytes to speed up debug output.

Change-Id: I9dbb406833c4966c3afbd610e1b13a8fa3d62f39
    Signed-off-by: Sven Schnelle

See http://review.coreboot.org/1357 for details.

-gerrit