Patch merged into coreboot/master: soc/intel/apollolake: implement bootblock_soc_early_init()

the following patch was just integrated into master:
commit 672be9a02862c659d9d2f53963dee8d09d09dcea
Author: Aaron Durbin 
Date:   Wed Feb 24 19:02:58 2016 -0600

soc/intel/apollolake: implement bootblock_soc_early_init()

Provide a bootblock_soc_early_init() to that takes care of
    initializing the UART on behalf of the mainboard when serial
    console is enabled.

Change-Id: I2d3875110b6f58a9e0b4c113084b85817aa05a87
    Signed-off-by: Aaron Durbin 
    Reviewed-on: https://review.coreboot.org/13793
    Tested-by: build bot (Jenkins)
    Reviewed-by: Furquan Shaikh 
    Reviewed-by: Andrey Petrov

See https://review.coreboot.org/13793 for details.

-gerrit