Ghosts for PC will have full controller support
Call of Duty: Ghosts for PC will have full controller support, according to the Steam description page.
With this feature, you’ll be able to play Ghosts using your console controller on the PC.
It’s worth noting that MW1, MW2, and MW3 did NOT have controller support on PC, but BO1 and BO2 did.
SOURCE: Steam via @TrollinThunder