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/*
* Driver for Microtune MT2060 "Single chip dual conversion broadband tuner"
*
* Copyright (c) 2006 Olivier DANET <odanet@caramail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*
* GNU General Public License for more details.
*/
#ifndef MT2060_H
#define MT2060_H
struct dvb_frontend;
struct i2c_adapter;
/*
* I2C address
* 0x60, ...
*/
/**
* struct mt2060_platform_data - Platform data for the mt2060 driver
* @clock_out: Clock output setting. 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1.
* @if1: First IF used [MHz]. 0 defaults to 1220.
* @i2c_write_max: Maximum number of bytes I2C adapter can write at once.
* 0 defaults to maximum.
* @dvb_frontend: DVB frontend.
*/
struct mt2060_platform_data {
u8 clock_out;
u16 if1;
unsigned int i2c_write_max:5;
struct dvb_frontend *dvb_frontend;
};
/* configuration struct for mt2060_attach() */
struct mt2060_config {
u8 i2c_address;
u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */
};
#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2060)
extern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1);
#else
static inline struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif // CONFIG_MEDIA_TUNER_MT2060
#endif
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