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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * Support for LG2160 - ATSC/MH4 *5 * Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org>6 */7 8#ifndef _LG2160_H_9#define _LG2160_H_10 11#include <linux/i2c.h>12#include <media/dvb_frontend.h>13 14enum lg_chip_type {15 LG2160 = 0,16 LG2161 = 1,17};18 19#define LG2161_1019 LG216120#define LG2161_1040 LG216121 22enum lg2160_spi_clock {23 LG2160_SPI_3_125_MHZ = 0,24 LG2160_SPI_6_25_MHZ = 1,25 LG2160_SPI_12_5_MHZ = 2,26};27 28#if 029enum lg2161_oif {30 LG2161_OIF_EBI2_SLA = 1,31 LG2161_OIF_SDIO_SLA = 2,32 LG2161_OIF_SPI_SLA = 3,33 LG2161_OIF_SPI_MAS = 4,34 LG2161_OIF_SERIAL_TS = 7,35};36#endif37 38struct lg2160_config {39 u8 i2c_addr;40 41 /* user defined IF frequency in KHz */42 u16 if_khz;43 44 /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */45 unsigned int deny_i2c_rptr:1;46 47 /* spectral inversion - 0:disabled 1:enabled */48 unsigned int spectral_inversion:1;49 50 unsigned int output_if;51 enum lg2160_spi_clock spi_clock;52 enum lg_chip_type lg_chip;53};54 55#if IS_REACHABLE(CONFIG_DVB_LG2160)56extern57struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,58 struct i2c_adapter *i2c_adap);59#else60static inline61struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,62 struct i2c_adapter *i2c_adap)63{64 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);65 return NULL;66}67#endif /* CONFIG_DVB_LG2160 */68 69#endif /* _LG2160_H_ */70