diff options
Diffstat (limited to 'drivers/media/dvb-frontends/lg2160.h')
| -rw-r--r-- | drivers/media/dvb-frontends/lg2160.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/lg2160.h b/drivers/media/dvb-frontends/lg2160.h new file mode 100644 index 000000000..d20bd909d --- /dev/null +++ b/drivers/media/dvb-frontends/lg2160.h @@ -0,0 +1,84 @@ +/* + * Support for LG2160 - ATSC/MH + * + * Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org> + * + * 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 _LG2160_H_ +#define _LG2160_H_ + +#include <linux/kconfig.h> +#include <linux/i2c.h> +#include "dvb_frontend.h" + +enum lg_chip_type { + LG2160 = 0, + LG2161 = 1, +}; + +#define LG2161_1019 LG2161 +#define LG2161_1040 LG2161 + +enum lg2160_spi_clock { + LG2160_SPI_3_125_MHZ = 0, + LG2160_SPI_6_25_MHZ = 1, + LG2160_SPI_12_5_MHZ = 2, +}; + +#if 0 +enum lg2161_oif { + LG2161_OIF_EBI2_SLA = 1, + LG2161_OIF_SDIO_SLA = 2, + LG2161_OIF_SPI_SLA = 3, + LG2161_OIF_SPI_MAS = 4, + LG2161_OIF_SERIAL_TS = 7, +}; +#endif + +struct lg2160_config { + u8 i2c_addr; + + /* user defined IF frequency in KHz */ + u16 if_khz; + + /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */ + unsigned int deny_i2c_rptr:1; + + /* spectral inversion - 0:disabled 1:enabled */ + unsigned int spectral_inversion:1; + + unsigned int output_if; + enum lg2160_spi_clock spi_clock; + enum lg_chip_type lg_chip; +}; + +#if IS_REACHABLE(CONFIG_DVB_LG2160) +extern +struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, + struct i2c_adapter *i2c_adap); +#else +static inline +struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, + struct i2c_adapter *i2c_adap) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_LG2160 */ + +#endif /* _LG2160_H_ */ |