xref: /linux/drivers/media/tuners/mt2060.h (revision 93df8a1ed6231727c5db94a80b1a6bd5ee67cec3)
1 /*
2  *  Driver for Microtune MT2060 "Single chip dual conversion broadband tuner"
3  *
4  *  Copyright (c) 2006 Olivier DANET <odanet@caramail.com>
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  *
15  *  GNU General Public License for more details.
16  *
17  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, write to the Free Software
19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.=
20  */
21 
22 #ifndef MT2060_H
23 #define MT2060_H
24 
25 struct dvb_frontend;
26 struct i2c_adapter;
27 
28 struct mt2060_config {
29 	u8 i2c_address;
30 	u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */
31 };
32 
33 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2060)
34 extern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1);
35 #else
36 static inline struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1)
37 {
38 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
39 	return NULL;
40 }
41 #endif // CONFIG_MEDIA_TUNER_MT2060
42 
43 #endif
44