diff options
| author | Antti Palosaari <crope@iki.fi> | 2012-09-11 22:27:07 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-23 19:41:38 -0300 |
| commit | 89054e37a8bb48c1633149122a538eb50f3c0d34 (patch) | |
| tree | 27f724d9d661c3501b9cdc2062394fe216269913 /drivers/media/tuners/tua9001.h | |
| parent | 1835af1003655ab89fd78fc8e8fe69f4e5dcc465 (diff) | |
[media] tua9001: implement control pin callbacks
There is three pins used for controlling that tuner.
Implement those using frontend callback.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/tuners/tua9001.h')
| -rw-r--r-- | drivers/media/tuners/tua9001.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/media/tuners/tua9001.h b/drivers/media/tuners/tua9001.h index 38d6ae76b1d6..cf5b815feff9 100644 --- a/drivers/media/tuners/tua9001.h +++ b/drivers/media/tuners/tua9001.h @@ -30,6 +30,26 @@ struct tua9001_config { u8 i2c_addr; }; +/* + * TUA9001 I/O PINs: + * + * CEN - chip enable + * 0 = chip disabled (chip off) + * 1 = chip enabled (chip on) + * + * RESETN - chip reset + * 0 = reset disabled (chip reset off) + * 1 = reset enabled (chip reset on) + * + * RXEN - RX enable + * 0 = RX disabled (chip idle) + * 1 = RX enabled (chip tuned) + */ + +#define TUA9001_CMD_CEN 0 +#define TUA9001_CMD_RESETN 1 +#define TUA9001_CMD_RXEN 2 + #if defined(CONFIG_MEDIA_TUNER_TUA9001) || \ (defined(CONFIG_MEDIA_TUNER_TUA9001_MODULE) && defined(MODULE)) extern struct dvb_frontend *tua9001_attach(struct dvb_frontend *fe, |