Bad news I'm afraid, Apple will not supply the authentication chip for iPhone 5 to and aftermarket retailer to enable charge and control.
I think there are Will only be only 2 ways that you will be able to connect.
A aftermarket hands-free kit with steering control interface. Parrot or iO.
Or there was a dension interface for Ford a few years ago. GW 100, GW16FC1 but you will need to use the 30 pin to lightning connector.