DVB: cx23885: Ensure PAD_CTRL is always reset to a sensible default

DVB: cx23885: Ensure PAD_CTRL is always reset to a sensible default

(cherry picked from commit ecda5966c90746a044ff68e78b1062adcddd9664)

DVB: cx23885: Ensure PAD_CTRL is always reset to a sensible default

PAD_CTRL controls TS1 and TS2 input and output states, if the
register became corrupt the driver was never able to recover.

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>