In a recent interview, Samyang confirmed that they will be releasing "one or two" wide angle EF autofocus full frame lenses for Sony E-mount in 2017 (at 2:00 mark). Samyang currently has two EF autofocus lenses: the 50mm f/1.4 FE AF and the 14mm f/2.8 FE AF:
Samyang recently confirmed that they will also start making AF lenses for Canon and Nikon DSLR cameras.