Add support for Sandybridge based Samsung ChromeBook

Change-Id: I8bf439bc903c1ec105016866753c7cb9ccfe5974
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/952
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
29 files changed