mainboard/google/reef: drop remaining proto board references

The last vestige of the proto boards is the memory sku id
gpios. The internal pullups are still required because there's
only pulldown stuffing options available on the reef boards.

BUG=chrome-os-partner:56791

Change-Id: I04d541a897ec9aacbf2011293d18242fa32896d2
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/16432
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Furquan Shaikh <furquan@google.com>

0 files changed, 0 insertions, 0 deletions