xref: /linux/drivers/media/tuners/it913x.h (revision bcb63314e2c23f1ed622418b65f9409512659c73)
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 
19 #ifndef IT913X_H
20 #define IT913X_H
21 
22 #include "dvb_frontend.h"
23 
24 /*
25  * I2C address
26  * 0x38, 0x3a, 0x3c, 0x3e
27  */
28 struct it913x_config {
29 	/*
30 	 * pointer to DVB frontend
31 	 */
32 	struct dvb_frontend *fe;
33 
34 	/*
35 	 * chip version
36 	 * 1 = IT9135 AX
37 	 * 2 = IT9135 BX
38 	 */
39 	unsigned int chip_ver:2;
40 
41 	/*
42 	 * tuner role
43 	 */
44 #define IT913X_ROLE_SINGLE         0
45 #define IT913X_ROLE_DUAL_MASTER    1
46 #define IT913X_ROLE_DUAL_SLAVE     2
47 	unsigned int role:2;
48 };
49 
50 #endif
51