The announcement came via the EA Access Twitter account.
— EA Access (@EAAccess) December 6, 2016
Both EA Access and Origin Access are subscription services costing $4.99 per month which provides 10% discount on EA titles purchased on Xbox One or through Origin on PC. It also offers an increasing range of games in the Vault which you can play without buying the game for the length of your subscription.
Star Wars: Battlefront is available now on PC, PlayStation 4 and Xbox One.