1 /* 2 * FCI FC2580 silicon tuner driver 3 * 4 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License along 17 * with this program; if not, write to the Free Software Foundation, Inc., 18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 19 */ 20 21 #ifndef FC2580_H 22 #define FC2580_H 23 24 #include <linux/kconfig.h> 25 #include "dvb_frontend.h" 26 27 /* 28 * I2C address 29 * 0x56, ... 30 */ 31 32 /** 33 * struct fc2580_platform_data - Platform data for the fc2580 driver 34 * @clk: Clock frequency (0 = internal clock). 35 * @dvb_frontend: DVB frontend. 36 */ 37 struct fc2580_platform_data { 38 u32 clk; 39 struct dvb_frontend *dvb_frontend; 40 }; 41 42 struct fc2580_config { 43 /* 44 * I2C address 45 * 0x56, ... 46 */ 47 u8 i2c_addr; 48 49 /* 50 * clock 51 */ 52 u32 clock; 53 }; 54 55 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_FC2580) 56 extern struct dvb_frontend *fc2580_attach(struct dvb_frontend *fe, 57 struct i2c_adapter *i2c, const struct fc2580_config *cfg); 58 #else 59 static inline struct dvb_frontend *fc2580_attach(struct dvb_frontend *fe, 60 struct i2c_adapter *i2c, const struct fc2580_config *cfg) 61 { 62 pr_warn("%s: driver disabled by Kconfig\n", __func__); 63 return NULL; 64 } 65 #endif 66 67 #endif 68