162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Elonics R820T silicon tuner driver 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#ifndef R820T_H 962306a36Sopenharmony_ci#define R820T_H 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#include <media/dvb_frontend.h> 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_cienum r820t_chip { 1462306a36Sopenharmony_ci CHIP_R820T, 1562306a36Sopenharmony_ci CHIP_R620D, 1662306a36Sopenharmony_ci CHIP_R828D, 1762306a36Sopenharmony_ci CHIP_R828, 1862306a36Sopenharmony_ci CHIP_R828S, 1962306a36Sopenharmony_ci CHIP_R820C, 2062306a36Sopenharmony_ci}; 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_cistruct r820t_config { 2362306a36Sopenharmony_ci u8 i2c_addr; /* 0x34 */ 2462306a36Sopenharmony_ci u32 xtal; 2562306a36Sopenharmony_ci enum r820t_chip rafael_chip; 2662306a36Sopenharmony_ci unsigned max_i2c_msg_len; 2762306a36Sopenharmony_ci bool use_diplexer; 2862306a36Sopenharmony_ci bool use_predetect; 2962306a36Sopenharmony_ci}; 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_ci#if IS_REACHABLE(CONFIG_MEDIA_TUNER_R820T) 3262306a36Sopenharmony_cistruct dvb_frontend *r820t_attach(struct dvb_frontend *fe, 3362306a36Sopenharmony_ci struct i2c_adapter *i2c, 3462306a36Sopenharmony_ci const struct r820t_config *cfg); 3562306a36Sopenharmony_ci#else 3662306a36Sopenharmony_cistatic inline struct dvb_frontend *r820t_attach(struct dvb_frontend *fe, 3762306a36Sopenharmony_ci struct i2c_adapter *i2c, 3862306a36Sopenharmony_ci const struct r820t_config *cfg) 3962306a36Sopenharmony_ci{ 4062306a36Sopenharmony_ci pr_warn("%s: driver disabled by Kconfig\n", __func__); 4162306a36Sopenharmony_ci return NULL; 4262306a36Sopenharmony_ci} 4362306a36Sopenharmony_ci#endif 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_ci#endif 46