1/* 2 * stv6110.h 3 * 4 * Driver for ST STV6110 satellite tuner IC. 5 * 6 * Copyright (C) 2009 NetUP Inc. 7 * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * 18 * GNU General Public License for more details. 19 */ 20 21#ifndef __DVB_STV6110_H__ 22#define __DVB_STV6110_H__ 23 24#include <linux/i2c.h> 25#include "dvb_frontend.h" 26 27/* registers */ 28#define RSTV6110_CTRL1 0 29#define RSTV6110_CTRL2 1 30#define RSTV6110_TUNING1 2 31#define RSTV6110_TUNING2 3 32#define RSTV6110_CTRL3 4 33#define RSTV6110_STAT1 5 34#define RSTV6110_STAT2 6 35#define RSTV6110_STAT3 7 36 37struct stv6110_config { 38 u8 i2c_address; 39 u32 mclk; 40 u8 gain; 41 u8 clk_div; /* divisor value for the output clock */ 42}; 43 44#if IS_REACHABLE(CONFIG_DVB_STV6110) 45extern struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe, 46 const struct stv6110_config *config, 47 struct i2c_adapter *i2c); 48#else 49static inline struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe, 50 const struct stv6110_config *config, 51 struct i2c_adapter *i2c) 52{ 53 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 54 return NULL; 55} 56#endif 57 58#endif 59