1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | Samsung S5H1411 VSB/QAM demodulator driver |
4 | |
5 | Copyright (C) 2008 Steven Toth <stoth@linuxtv.org> |
6 | |
7 | |
8 | */ |
9 | |
10 | #ifndef __S5H1411_H__ |
11 | #define __S5H1411_H__ |
12 | |
13 | #include <linux/dvb/frontend.h> |
14 | |
15 | #define S5H1411_I2C_TOP_ADDR (0x32 >> 1) |
16 | #define S5H1411_I2C_QAM_ADDR (0x34 >> 1) |
17 | |
18 | struct s5h1411_config { |
19 | |
20 | /* serial/parallel output */ |
21 | #define S5H1411_PARALLEL_OUTPUT 0 |
22 | #define S5H1411_SERIAL_OUTPUT 1 |
23 | u8 output_mode; |
24 | |
25 | /* GPIO Setting */ |
26 | #define S5H1411_GPIO_OFF 0 |
27 | #define S5H1411_GPIO_ON 1 |
28 | u8 gpio; |
29 | |
30 | /* MPEG signal timing */ |
31 | #define S5H1411_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 |
32 | #define S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 |
33 | #define S5H1411_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 |
34 | #define S5H1411_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 |
35 | u16 mpeg_timing; |
36 | |
37 | /* IF Freq for QAM and VSB in KHz */ |
38 | #define S5H1411_IF_3250 3250 |
39 | #define S5H1411_IF_3500 3500 |
40 | #define S5H1411_IF_4000 4000 |
41 | #define S5H1411_IF_5380 5380 |
42 | #define S5H1411_IF_44000 44000 |
43 | #define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000 |
44 | #define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000 |
45 | u16 qam_if; |
46 | u16 vsb_if; |
47 | |
48 | /* Spectral Inversion */ |
49 | #define S5H1411_INVERSION_OFF 0 |
50 | #define S5H1411_INVERSION_ON 1 |
51 | u8 inversion; |
52 | |
53 | /* Return lock status based on tuner lock, or demod lock */ |
54 | #define S5H1411_TUNERLOCKING 0 |
55 | #define S5H1411_DEMODLOCKING 1 |
56 | u8 status_mode; |
57 | }; |
58 | |
59 | #if IS_REACHABLE(CONFIG_DVB_S5H1411) |
60 | extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, |
61 | struct i2c_adapter *i2c); |
62 | #else |
63 | static inline struct dvb_frontend *s5h1411_attach( |
64 | const struct s5h1411_config *config, |
65 | struct i2c_adapter *i2c) |
66 | { |
67 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
68 | return NULL; |
69 | } |
70 | #endif /* CONFIG_DVB_S5H1411 */ |
71 | |
72 | #endif /* __S5H1411_H__ */ |
73 | |