1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * Samsung s5h1432 VSB/QAM demodulator driver |
4 | * |
5 | * Copyright (C) 2009 Bill Liu <Bill.Liu@Conexant.com> |
6 | */ |
7 | |
8 | #ifndef __S5H1432_H__ |
9 | #define __S5H1432_H__ |
10 | |
11 | #include <linux/dvb/frontend.h> |
12 | |
13 | #define S5H1432_I2C_TOP_ADDR (0x02 >> 1) |
14 | |
15 | #define TAIWAN_HI_IF_FREQ_44_MHZ 44000000 |
16 | #define EUROPE_HI_IF_FREQ_36_MHZ 36000000 |
17 | #define IF_FREQ_6_MHZ 6000000 |
18 | #define IF_FREQ_3point3_MHZ 3300000 |
19 | #define IF_FREQ_3point5_MHZ 3500000 |
20 | #define IF_FREQ_4_MHZ 4000000 |
21 | |
22 | struct s5h1432_config { |
23 | |
24 | /* serial/parallel output */ |
25 | #define S5H1432_PARALLEL_OUTPUT 0 |
26 | #define S5H1432_SERIAL_OUTPUT 1 |
27 | u8 output_mode; |
28 | |
29 | /* GPIO Setting */ |
30 | #define S5H1432_GPIO_OFF 0 |
31 | #define S5H1432_GPIO_ON 1 |
32 | u8 gpio; |
33 | |
34 | /* MPEG signal timing */ |
35 | #define S5H1432_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 |
36 | #define S5H1432_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 |
37 | #define S5H1432_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 |
38 | #define S5H1432_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 |
39 | u16 mpeg_timing; |
40 | |
41 | /* IF Freq for QAM and VSB in KHz */ |
42 | #define S5H1432_IF_3250 3250 |
43 | #define S5H1432_IF_3500 3500 |
44 | #define S5H1432_IF_4000 4000 |
45 | #define S5H1432_IF_5380 5380 |
46 | #define S5H1432_IF_44000 44000 |
47 | #define S5H1432_VSB_IF_DEFAULT s5h1432_IF_44000 |
48 | #define S5H1432_QAM_IF_DEFAULT s5h1432_IF_44000 |
49 | u16 qam_if; |
50 | u16 vsb_if; |
51 | |
52 | /* Spectral Inversion */ |
53 | #define S5H1432_INVERSION_OFF 0 |
54 | #define S5H1432_INVERSION_ON 1 |
55 | u8 inversion; |
56 | |
57 | /* Return lock status based on tuner lock, or demod lock */ |
58 | #define S5H1432_TUNERLOCKING 0 |
59 | #define S5H1432_DEMODLOCKING 1 |
60 | u8 status_mode; |
61 | }; |
62 | |
63 | #if IS_REACHABLE(CONFIG_DVB_S5H1432) |
64 | extern struct dvb_frontend *s5h1432_attach(const struct s5h1432_config *config, |
65 | struct i2c_adapter *i2c); |
66 | #else |
67 | static inline struct dvb_frontend *s5h1432_attach(const struct s5h1432_config |
68 | *config, |
69 | struct i2c_adapter *i2c) |
70 | { |
71 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
72 | return NULL; |
73 | } |
74 | #endif /* CONFIG_DVB_s5h1432 */ |
75 | |
76 | #endif /* __s5h1432_H__ */ |
77 | |