V4L/DVB (9059): saa7134: Add support for Encore version 5.3 board

Thanks to Sistema Fenix (http://www.sistemafenix.com.br/

) for sponsoring
this development.

Signed-off-by: Gilberto <gilberto@sistemafenix.com.br>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>