If you want to do automated hardware testing but don't have a
controllable power strip this script can be useful so that you know when
you need to cycle the power.
(From OE-Core rev: f71e9fe7c31fa44f5185d9ab64813ba2af57ca2a)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>