63 строки
1.8 KiB
C
63 строки
1.8 KiB
C
/*
|
|
* 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
|