CHROMIUM: Add driver for Chromium Twinkie dongle

Add the hardware driver to acquire both Control Channels using the
Chromium "Twinkie" dongle.

Signed-off-by: Vincent Palatin <vpalatin@chromium.org>

BUG=none
TEST=BEGIN
connect Twinkie to a waveform generator, record data using:
sudo sigrok-cli -d chromium-twinkie --continuous -o test.sr
then check the resulting waveforms on pulseview.
END

Change-Id: I3ccb596af35342edb68eaf42bdc2c42514fcda10
7 files changed