tree 8fab13f7ecff77e5718c3fd460c06c38e44f416d
parent bb7254e8928e88ae3b19f6bf45b2cf22a9e8c3cb
author Vadim Bendebury <vbendeb@chromium.org> 1427227620 -0700
committer ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> 1427328032 +0000

servod: provide ability to retrieve servo serial number

It is useful to be able to find out the serial number of the servo
servod is connected to. Add a 'pseudo control' to retrieve the serial
number, if known by servod.

BRANCH=none
BUG=none
TEST=ran the following commands:
    $ dut-control serialname
   serialname:780735-00084
   $ dut-control -i serialname
   serialname:serial number of the connected servo

Change-Id: Ib5ed09ece69dd104d0692b9794f01456facd6092
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/262204
Reviewed-by: Todd Broch <tbroch@chromium.org>