diff options
Diffstat (limited to 'drivers/media/dvb-frontends/zl10353.h')
| -rw-r--r-- | drivers/media/dvb-frontends/zl10353.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/zl10353.h b/drivers/media/dvb-frontends/zl10353.h new file mode 100644 index 000000000..37aa6e8f4 --- /dev/null +++ b/drivers/media/dvb-frontends/zl10353.h @@ -0,0 +1,62 @@ +/* + * Driver for Zarlink DVB-T ZL10353 demodulator + * + * Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au> + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA.= + */ + +#ifndef ZL10353_H +#define ZL10353_H + +#include <linux/dvb/frontend.h> + +struct zl10353_config +{ + /* demodulator's I2C address */ + u8 demod_address; + + /* frequencies in units of 0.1kHz */ + int adc_clock; /* default: 450560 (45.056 MHz) */ + int if2; /* default: 361667 (36.1667 MHz) */ + + /* set if no pll is connected to the secondary i2c bus */ + int no_tuner; + + /* set if parallel ts output is required */ + int parallel_ts; + + /* set if i2c_gate_ctrl disable is required */ + u8 disable_i2c_gate_ctrl:1; + + /* clock control registers (0x51-0x54) */ + u8 clock_ctl_1; /* default: 0x46 */ + u8 pll_0; /* default: 0x15 */ +}; + +#if IS_REACHABLE(CONFIG_DVB_ZL10353) +extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_ZL10353 */ + +#endif /* ZL10353_H */ |