70 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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 *    Support for LG2160 - ATSC/MH
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 *
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 *    Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org>
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 */
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#ifndef _LG2160_H_
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#define _LG2160_H_
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#include <linux/i2c.h>
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#include <media/dvb_frontend.h>
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enum lg_chip_type {
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	LG2160 = 0,
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	LG2161 = 1,
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};
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#define LG2161_1019 LG2161
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#define LG2161_1040 LG2161
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enum lg2160_spi_clock {
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	LG2160_SPI_3_125_MHZ = 0,
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	LG2160_SPI_6_25_MHZ = 1,
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	LG2160_SPI_12_5_MHZ = 2,
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};
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#if 0
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enum lg2161_oif {
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	LG2161_OIF_EBI2_SLA  = 1,
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	LG2161_OIF_SDIO_SLA  = 2,
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	LG2161_OIF_SPI_SLA   = 3,
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	LG2161_OIF_SPI_MAS   = 4,
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	LG2161_OIF_SERIAL_TS = 7,
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};
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#endif
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struct lg2160_config {
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	u8 i2c_addr;
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	/* user defined IF frequency in KHz */
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	u16 if_khz;
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	/* disable i2c repeater - 0:repeater enabled 1:repeater disabled */
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	unsigned int deny_i2c_rptr:1;
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	/* spectral inversion - 0:disabled 1:enabled */
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	unsigned int spectral_inversion:1;
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	unsigned int output_if;
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	enum lg2160_spi_clock spi_clock;
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	enum lg_chip_type lg_chip;
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};
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#if IS_REACHABLE(CONFIG_DVB_LG2160)
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extern
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struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
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				     struct i2c_adapter *i2c_adap);
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#else
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static inline
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struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
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				     struct i2c_adapter *i2c_adap)
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{
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	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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	return NULL;
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}
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#endif /* CONFIG_DVB_LG2160 */
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#endif /* _LG2160_H_ */
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