18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Driver for Microtune MT2060 "Single chip dual conversion broadband tuner" 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (c) 2006 Olivier DANET <odanet@caramail.com> 68c2ecf20Sopenharmony_ci */ 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci#ifndef MT2060_H 98c2ecf20Sopenharmony_ci#define MT2060_H 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_cistruct dvb_frontend; 128c2ecf20Sopenharmony_cistruct i2c_adapter; 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci/* 158c2ecf20Sopenharmony_ci * I2C address 168c2ecf20Sopenharmony_ci * 0x60, ... 178c2ecf20Sopenharmony_ci */ 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ci/** 208c2ecf20Sopenharmony_ci * struct mt2060_platform_data - Platform data for the mt2060 driver 218c2ecf20Sopenharmony_ci * @clock_out: Clock output setting. 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1. 228c2ecf20Sopenharmony_ci * @if1: First IF used [MHz]. 0 defaults to 1220. 238c2ecf20Sopenharmony_ci * @i2c_write_max: Maximum number of bytes I2C adapter can write at once. 248c2ecf20Sopenharmony_ci * 0 defaults to maximum. 258c2ecf20Sopenharmony_ci * @dvb_frontend: DVB frontend. 268c2ecf20Sopenharmony_ci */ 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_cistruct mt2060_platform_data { 298c2ecf20Sopenharmony_ci u8 clock_out; 308c2ecf20Sopenharmony_ci u16 if1; 318c2ecf20Sopenharmony_ci unsigned int i2c_write_max:5; 328c2ecf20Sopenharmony_ci struct dvb_frontend *dvb_frontend; 338c2ecf20Sopenharmony_ci}; 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ci 368c2ecf20Sopenharmony_ci/* configuration struct for mt2060_attach() */ 378c2ecf20Sopenharmony_cistruct mt2060_config { 388c2ecf20Sopenharmony_ci u8 i2c_address; 398c2ecf20Sopenharmony_ci u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */ 408c2ecf20Sopenharmony_ci}; 418c2ecf20Sopenharmony_ci 428c2ecf20Sopenharmony_ci#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2060) 438c2ecf20Sopenharmony_ciextern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1); 448c2ecf20Sopenharmony_ci#else 458c2ecf20Sopenharmony_cistatic inline struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1) 468c2ecf20Sopenharmony_ci{ 478c2ecf20Sopenharmony_ci printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 488c2ecf20Sopenharmony_ci return NULL; 498c2ecf20Sopenharmony_ci} 508c2ecf20Sopenharmony_ci#endif // CONFIG_MEDIA_TUNER_MT2060 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_ci#endif 53