[media] v4l: vsp1: Add DT bindings documentation

All parameters supplied through platform data can now be passed through
the device tree.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
(cherry picked from commit 34d1cbdafd5b27bc06f47f557e0581b7b85d6f07)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
1 file changed