xref: /linux/drivers/media/tuners/it913x.h (revision f3539c12d8196ce0a1993364d30b3a18908470d1)
1 /*
2  * ITE Tech IT9137 silicon tuner driver
3  *
4  *  Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com)
5  *  IT9137 Copyright (C) ITE Tech Inc.
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 2 of the License, or
10  *  (at your option) any later version.
11  *
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.=
21  */
22 
23 #ifndef IT913X_H
24 #define IT913X_H
25 
26 #include "dvb_frontend.h"
27 
28 /*
29  * I2C address
30  * 0x38, 0x3a, 0x3c, 0x3e
31  */
32 struct it913x_config {
33 	/*
34 	 * pointer to DVB frontend
35 	 */
36 	struct dvb_frontend *fe;
37 
38 	/*
39 	 * chip version
40 	 * 1 = IT9135 AX
41 	 * 2 = IT9135 BX
42 	 */
43 	unsigned int chip_ver:2;
44 
45 	/*
46 	 * tuner role
47 	 */
48 #define IT913X_ROLE_SINGLE         0
49 #define IT913X_ROLE_DUAL_MASTER    1
50 #define IT913X_ROLE_DUAL_SLAVE     2
51 	unsigned int role:2;
52 };
53 
54 #endif
55