Official comment

EDIT: Inspire 1 Pro is supported. See answer from 2/15 below.
The Inspire 1 Pro is not currently on our list of supported devices. DJI has not released SDK support for the Pro. DJI will need to add support to the SDK before we can add Pro support to Map Pilot.
http://support.dronesmadeeasy.com/hc/en-us/articles/205704366-Supported-Hardware