Add the serial number from VPD on ryu.
BRANCH=none
BUG=chrome-os-partner:37813
TEST=devicetree is populated with "compatible", "hardware",
and "serialno" properties
Change-Id: I1e84933a01a34028a062d31aad026f91c3bd29e1
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 18cefb655651c9097ff7f2ef3cb735efbbe32370
Original-Change-Id: I14439c37df0fde7f2328c7caae1adf6a122e8f5f
Original-Signed-off-by: Stephen Barber <smbarber@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/260646
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/9883
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>