diff options
Diffstat (limited to 'drivers/media/dvb/frontends/dib0070.h')
| -rw-r--r-- | drivers/media/dvb/frontends/dib0070.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/dib0070.h b/drivers/media/dvb/frontends/dib0070.h new file mode 100644 index 000000000000..786e37d33889 --- /dev/null +++ b/drivers/media/dvb/frontends/dib0070.h @@ -0,0 +1,44 @@ +/* + * Linux-DVB Driver for DiBcom's DiB0070 base-band RF Tuner. + * + * Copyright (C) 2005-7 DiBcom (http://www.dibcom.fr/) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, version 2. + */ +#ifndef DIB0070_H +#define DIB0070_H + +struct dvb_frontend; +struct i2c_adapter; + +#define DEFAULT_DIB0070_I2C_ADDRESS 0x60 + +struct dib0070_config { + u8 i2c_address; + + /* tuner pins controlled externally */ + int (*reset) (struct dvb_frontend *, int); + int (*sleep) (struct dvb_frontend *, int); + + /* offset in kHz */ + int freq_offset_khz_uhf; + int freq_offset_khz_vhf; + + u8 osc_buffer_state; /* 0= normal, 1= tri-state */ + u32 clock_khz; + u8 clock_pad_drive; /* (Drive + 1) * 2mA */ + + u8 invert_iq; /* invert Q - in case I or Q is inverted on the board */ + + u8 force_crystal_mode; /* if == 0 -> decision is made in the driver default: <24 -> 2, >=24 -> 1 */ + + u8 flip_chip; +}; + +extern struct dvb_frontend * dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg); +extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, uint8_t open); +extern u16 dib0070_wbd_offset(struct dvb_frontend *); + +#endif |