Add pi confguration files/settings

Create necessary configuration items to be able to run servod for the
pi board.

BUG=chrome-os-partner:25477
TEST=manual
   . the following commands succeed:
   $ sudo emerge hdctools
   $ sudo servod -s 686203-00062 --board=peach_pi

Change-Id: I14673624a73d5b800b030becc2d4de86504a2f47
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/184906
Reviewed-by: Todd Broch <tbroch@chromium.org>
3 files changed