1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * drxd.h: DRXD DVB-T demodulator driver |
4 | * |
5 | * Copyright (C) 2005-2007 Micronas |
6 | */ |
7 | |
8 | #ifndef _DRXD_H_ |
9 | #define _DRXD_H_ |
10 | |
11 | #include <linux/types.h> |
12 | #include <linux/i2c.h> |
13 | |
14 | struct drxd_config { |
15 | u8 index; |
16 | |
17 | u8 pll_address; |
18 | u8 pll_type; |
19 | #define DRXD_PLL_NONE 0 |
20 | #define DRXD_PLL_DTT7520X 1 |
21 | #define DRXD_PLL_MT3X0823 2 |
22 | |
23 | u32 clock; |
24 | u8 insert_rs_byte; |
25 | |
26 | u8 demod_address; |
27 | u8 demoda_address; |
28 | u8 demod_revision; |
29 | |
30 | /* If the tuner is not behind an i2c gate, be sure to flip this bit |
31 | or else the i2c bus could get wedged */ |
32 | u8 disable_i2c_gate_ctrl; |
33 | |
34 | u32 IF; |
35 | s16(*osc_deviation) (void *priv, s16 dev, int flag); |
36 | }; |
37 | |
38 | #if IS_REACHABLE(CONFIG_DVB_DRXD) |
39 | extern |
40 | struct dvb_frontend *drxd_attach(const struct drxd_config *config, |
41 | void *priv, struct i2c_adapter *i2c, |
42 | struct device *dev); |
43 | #else |
44 | static inline |
45 | struct dvb_frontend *drxd_attach(const struct drxd_config *config, |
46 | void *priv, struct i2c_adapter *i2c, |
47 | struct device *dev) |
48 | { |
49 | printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n" , |
50 | __func__); |
51 | return NULL; |
52 | } |
53 | #endif |
54 | |
55 | #endif |
56 | |