49 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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 * stv6110.h
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 *
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 * Driver for ST STV6110 satellite tuner IC.
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 *
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 * Copyright (C) 2009 NetUP Inc.
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 * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
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 */
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#ifndef __DVB_STV6110_H__
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#define __DVB_STV6110_H__
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#include <linux/i2c.h>
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#include <media/dvb_frontend.h>
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/* registers */
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#define RSTV6110_CTRL1		0
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#define RSTV6110_CTRL2		1
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#define RSTV6110_TUNING1	2
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#define RSTV6110_TUNING2	3
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#define RSTV6110_CTRL3		4
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#define RSTV6110_STAT1		5
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#define RSTV6110_STAT2		6
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#define RSTV6110_STAT3		7
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struct stv6110_config {
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	u8 i2c_address;
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	u32 mclk;
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	u8 gain;
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	u8 clk_div;	/* divisor value for the output clock */
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};
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#if IS_REACHABLE(CONFIG_DVB_STV6110)
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extern struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
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					const struct stv6110_config *config,
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					struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
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					const struct stv6110_config *config,
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					struct i2c_adapter *i2c)
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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
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#endif
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