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27cfc85e AP |
1 | /* |
2 | * Sony CXD2820R demodulator driver | |
3 | * | |
4 | * Copyright (C) 2010 Antti Palosaari <crope@iki.fi> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along | |
17 | * with this program; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | */ | |
20 | ||
21 | ||
22 | #ifndef CXD2820R_H | |
23 | #define CXD2820R_H | |
24 | ||
25 | #include <linux/dvb/frontend.h> | |
26 | ||
27 | #define CXD2820R_GPIO_D (0 << 0) /* disable */ | |
28 | #define CXD2820R_GPIO_E (1 << 0) /* enable */ | |
29 | #define CXD2820R_GPIO_O (0 << 1) /* output */ | |
30 | #define CXD2820R_GPIO_I (1 << 1) /* input */ | |
31 | #define CXD2820R_GPIO_L (0 << 2) /* output low */ | |
32 | #define CXD2820R_GPIO_H (1 << 2) /* output high */ | |
33 | ||
34 | #define CXD2820R_TS_SERIAL 0x08 | |
35 | #define CXD2820R_TS_SERIAL_MSB 0x28 | |
36 | #define CXD2820R_TS_PARALLEL 0x30 | |
37 | #define CXD2820R_TS_PARALLEL_MSB 0x70 | |
38 | ||
39 | struct cxd2820r_config { | |
40 | /* Demodulator I2C address. | |
41 | * Driver determines DVB-C slave I2C address automatically from master | |
42 | * address. | |
43 | * Default: none, must set | |
44 | * Values: 0x6c, 0x6d | |
45 | */ | |
46 | u8 i2c_address; | |
47 | ||
48 | /* TS output mode. | |
49 | * Default: none, must set. | |
50 | * Values: | |
51 | */ | |
52 | u8 ts_mode; | |
53 | ||
54 | /* IF AGC polarity. | |
55 | * Default: 0 | |
56 | * Values: 0, 1 | |
57 | */ | |
58 | int if_agc_polarity:1; | |
59 | ||
60 | /* Spectrum inversion. | |
61 | * Default: 0 | |
62 | * Values: 0, 1 | |
63 | */ | |
64 | int spec_inv:1; | |
65 | ||
66 | /* IFs for all used modes. | |
67 | * Default: none, must set | |
68 | * Values: <kHz> | |
69 | */ | |
70 | u16 if_dvbt_6; | |
71 | u16 if_dvbt_7; | |
72 | u16 if_dvbt_8; | |
73 | u16 if_dvbt2_5; | |
74 | u16 if_dvbt2_6; | |
75 | u16 if_dvbt2_7; | |
76 | u16 if_dvbt2_8; | |
77 | u16 if_dvbc; | |
78 | ||
79 | /* GPIOs for all used modes. | |
80 | * Default: none, disabled | |
81 | * Values: <see above> | |
82 | */ | |
83 | u8 gpio_dvbt[3]; | |
84 | u8 gpio_dvbt2[3]; | |
85 | u8 gpio_dvbc[3]; | |
86 | }; | |
87 | ||
88 | ||
89 | #if defined(CONFIG_DVB_CXD2820R) || \ | |
90 | (defined(CONFIG_DVB_CXD2820R_MODULE) && defined(MODULE)) | |
91 | extern struct dvb_frontend *cxd2820r_attach( | |
92 | const struct cxd2820r_config *config, | |
93 | struct i2c_adapter *i2c, | |
94 | struct dvb_frontend *fe | |
95 | ); | |
96 | extern struct i2c_adapter *cxd2820r_get_tuner_i2c_adapter( | |
97 | struct dvb_frontend *fe | |
98 | ); | |
99 | #else | |
100 | static inline struct dvb_frontend *cxd2820r_attach( | |
101 | const struct cxd2820r_config *config, | |
102 | struct i2c_adapter *i2c, | |
103 | struct dvb_frontend *fe | |
104 | ) | |
105 | { | |
106 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
107 | return NULL; | |
108 | } | |
109 | static inline struct i2c_adapter *cxd2820r_get_tuner_i2c_adapter( | |
110 | struct dvb_frontend *fe | |
111 | ) | |
112 | { | |
113 | return NULL; | |
114 | } | |
115 | ||
116 | #endif | |
117 | ||
118 | #endif /* CXD2820R_H */ |