falco: Add support for Samsung memory

New SPD and update to the SPD map.  Add both a 4GB and 2GB option.

4GB = RAM_ID{1,1,0}
2GB = RAM_ID{1,1,1}

BUG=chrome-os-partner:22995
BRANCH=falco
TEST=emerge-falco chromeos-coreboot-falco

Change-Id: I37318c1b5a6ee84b7c55da00d326f10fe8af6f1e
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/171110
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
3 files changed