mx28evk: disable video after DM_VIDEO conversion deadline
The board was not converted to DM_VIDEO before deadline, so disable
video support for now.
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
Anatolij Gustschin%!s(int64=3) %!d(string=hai) anos