V4L/DVB (11818): Siano: smscards - assign gpio to HPG targets

Assign using the new gpio structures, i/o for exist HPG
targets, without removing the old implementation.

Signed-off-by: Uri Shkolnik <uris@siano-ms.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>