ARM: OMAP4: hwmod data: introduce fdif(face detect module) hwmod

Add hwmod data for the OMAP4 FDIF IP block.

Signed-off-by: Ming Lei <ming.lei@canonical.com>
Acked-by: Benoît Cousson <b-cousson@ti.com>
[paul@pwsan.com: rearranged to match script output; fixed FDIF end address to
 match script data; wrote trivial changelog]
Signed-off-by: Paul Walmsley <paul@pwsan.com>