Patch merged into coreboot/master: uart8250mem: provide uart_fill_lb()

the following patch was just integrated into master:
commit 4f7cf3a4466df8f84ef352d2d496a2e7a075ac13
Author: Aaron Durbin 
Date:   Thu Jul 30 16:47:18 2015 -0500

uart8250mem: provide uart_fill_lb()

There was no implementation for uart_fill_lb() in the 8250mem
    driver. Rectify this so when 8250MEM and CONSOLE_SERIAL are
    employed then the build doesn't fail.

BUG=chrome-os-partner:43419
    BRANCH=None
    TEST=Built with glados using 8250MEM

Original-Change-Id: I35d6b15e47989c1854ddcee9c6d46711edffaf3e
    Original-Signed-off-by: Aaron Durbin 
    Original-Reviewed-on: https://chromium-review.googlesource.com/289899
    Original-Reviewed-by: Patrick Georgi

Change-Id: I972b069a4def666f509268816de91ed6c0f655d9
    Signed-off-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/11169
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See http://review.coreboot.org/11169 for details.

-gerrit