/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Support for LG2160 - ATSC/MH
*
* Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org>
*/
#ifndef _LG2160_H_
#define _LG2160_H_
#include <linux/i2c.h>
#include <media/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_ */
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(vorverarbeitet am 2026-06-05)
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