diff options
Diffstat (limited to 'drivers/media/dvb-frontends/tda10071.h')
| -rw-r--r-- | drivers/media/dvb-frontends/tda10071.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/tda10071.h b/drivers/media/dvb-frontends/tda10071.h new file mode 100644 index 000000000..da89f4249 --- /dev/null +++ b/drivers/media/dvb-frontends/tda10071.h @@ -0,0 +1,87 @@ +/* + * NXP TDA10071 + Conexant CX24118A DVB-S/S2 demodulator + tuner driver + * + * Copyright (C) 2011 Antti Palosaari <crope@iki.fi> + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef TDA10071_H +#define TDA10071_H + +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> + +struct tda10071_config { + /* Demodulator I2C address. + * Default: none, must set + * Values: 0x55, + */ + u8 demod_i2c_addr; + + /* Tuner I2C address. + * Default: none, must set + * Values: 0x14, 0x54, ... + */ + u8 tuner_i2c_addr; + + /* Max bytes I2C provider can write at once. + * Note: Buffer is taken from the stack currently! + * Default: none, must set + * Values: + */ + u16 i2c_wr_max; + + /* TS output mode. + * Default: TDA10071_TS_SERIAL + * Values: + */ +#define TDA10071_TS_SERIAL 0 +#define TDA10071_TS_PARALLEL 1 + u8 ts_mode; + + /* Input spectrum inversion. + * Default: 0 + * Values: 0, 1 + */ + bool spec_inv; + + /* Xtal frequency Hz + * Default: none, must set + * Values: + */ + u32 xtal; + + /* PLL multiplier. + * Default: none, must set + * Values: + */ + u8 pll_multiplier; +}; + + +#if IS_REACHABLE(CONFIG_DVB_TDA10071) +extern struct dvb_frontend *tda10071_attach( + const struct tda10071_config *config, struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *tda10071_attach( + const struct tda10071_config *config, struct i2c_adapter *i2c) +{ + dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* TDA10071_H */ |