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ee9b8c8c AP |
1 | /* |
2 | * HDIC HD29L2 DMB-TH demodulator driver | |
3 | * | |
4 | * Copyright (C) 2011 Metropolia University of Applied Sciences, Electria R&D | |
5 | * | |
6 | * Author: Antti Palosaari <crope@iki.fi> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
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 HD29L2_H | |
24 | #define HD29L2_H | |
25 | ||
26 | #include <linux/dvb/frontend.h> | |
27 | ||
28 | struct hd29l2_config { | |
29 | /* | |
30 | * demodulator I2C address | |
31 | */ | |
32 | u8 i2c_addr; | |
33 | ||
34 | /* | |
35 | * tuner I2C address | |
36 | * only needed when tuner is behind demod I2C-gate | |
37 | */ | |
38 | u8 tuner_i2c_addr; | |
39 | ||
40 | /* | |
41 | * TS settings | |
42 | */ | |
43 | #define HD29L2_TS_SERIAL 0x00 | |
44 | #define HD29L2_TS_PARALLEL 0x80 | |
45 | #define HD29L2_TS_CLK_NORMAL 0x40 | |
46 | #define HD29L2_TS_CLK_INVERTED 0x00 | |
47 | #define HD29L2_TS_CLK_GATED 0x20 | |
48 | #define HD29L2_TS_CLK_FREE 0x00 | |
49 | u8 ts_mode; | |
50 | }; | |
51 | ||
52 | ||
9b174527 | 53 | #if IS_REACHABLE(CONFIG_DVB_HD29L2) |
ee9b8c8c AP |
54 | extern struct dvb_frontend *hd29l2_attach(const struct hd29l2_config *config, |
55 | struct i2c_adapter *i2c); | |
56 | #else | |
57 | static inline struct dvb_frontend *hd29l2_attach( | |
58 | const struct hd29l2_config *config, struct i2c_adapter *i2c) | |
59 | { | |
a44850df | 60 | pr_warn("%s: driver disabled by Kconfig\n", __func__); |
ee9b8c8c AP |
61 | return NULL; |
62 | } | |
63 | #endif | |
64 | ||
65 | #endif /* HD29L2_H */ |