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/*
* 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_ENABLED(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_ */
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