Patch merged into coreboot/master: soc/intel/quark: Split I2C out from driver

the following patch was just integrated into master:
commit a5258cba6fc2b6cf47380581065cc22f06ecccae
Author: Lee Leahy 
Date:   Mon May 30 14:06:25 2016 -0700

soc/intel/quark: Split I2C out from driver

Split out the I2C code to allow I2C transactions during early romstage.

TEST=Build and run on Galileo Gen2

Change-Id: I87ceb0a8cf660e4337738b3bcde9d4fdeae0159d
    Signed-off-by: Lee Leahy 
    Reviewed-on: https://review.coreboot.org/15007
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/15007 for details.

-gerrit