Previous rumors shows that Canon will announce three new high-end EF lenses along with EF 85mm f/1.4L IS USM and EOS M20 in late August. Now according to CR, these three lenses will be Tilt-Shift lenses.
Currently, there is no detail on focal length of these three new tilt-shit lenses, the TS-E 45mm f/2.8 and TS-E 90mm f/2.8 were both announced in April 1991, nearly 30 years old, so new version of these two TS lens is coming soon. The third one is rumored to be a tilt-shift macro lens. Stay tuned for more info.