gru: include ram_code in coreboot table

This is needed to ensure that the ram-code node is included in the
device tree by depthcharge.

BRANCH=none
BUG=chrome-os-partner:54566
TEST=built updated firmware, booted on kevin into Linux shell, checked
     the device tree contents:

  localhost ~ # od -tx1 /proc/device-tree/firmware/coreboot/ram-code
  0000000 00 00 00 01
  0000004
  localhost #

Change-Id: Ibe96e3bc8fc0106013241738f5726783d74bd78b
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: 53c002114f7044b88728c9e17150cd3a2cf1f80f
Original-Change-Id: Iba573fba9f9b88b87867c6963e48215e254319ed
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/354705
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/15566
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
4 files changed