[media] mn88473: improve IF frequency and BW handling

Separate IF and BW based registers.
Add support for DVB-T and DVB-T2 6MHz channel bandwidth.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
1 file changed