Commit | Line | Data |
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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 | ||
07fdf7d9 AP |
39 | /* |
40 | * I2C address: 0x6c, 0x6d | |
41 | */ | |
42 | ||
43 | /** | |
44 | * struct cxd2820r_platform_data - Platform data for the cxd2820r driver | |
45 | * @ts_mode: TS mode. | |
46 | * @ts_clk_inv: TS clock inverted. | |
47 | * @if_agc_polarity: IF AGC polarity. | |
48 | * @spec_inv: Input spectrum inverted. | |
49 | * @gpio_chip_base: GPIO. | |
50 | * @get_dvb_frontend: Get DVB frontend. | |
51 | */ | |
52 | ||
53 | struct cxd2820r_platform_data { | |
54 | u8 ts_mode; | |
55 | bool ts_clk_inv; | |
56 | bool if_agc_polarity; | |
57 | bool spec_inv; | |
58 | int **gpio_chip_base; | |
59 | ||
60 | struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *); | |
61 | /* private: For legacy media attach wrapper. Do not set value. */ | |
62 | bool attach_in_use; | |
63 | }; | |
64 | ||
27cfc85e AP |
65 | struct cxd2820r_config { |
66 | /* Demodulator I2C address. | |
67 | * Driver determines DVB-C slave I2C address automatically from master | |
68 | * address. | |
69 | * Default: none, must set | |
70 | * Values: 0x6c, 0x6d | |
71 | */ | |
72 | u8 i2c_address; | |
73 | ||
74 | /* TS output mode. | |
75 | * Default: none, must set. | |
76 | * Values: | |
77 | */ | |
78 | u8 ts_mode; | |
79 | ||
4d1ab185 C |
80 | /* TS clock inverted. |
81 | * Default: 0 | |
82 | * Values: 0, 1 | |
83 | */ | |
84 | bool ts_clock_inv; | |
85 | ||
27cfc85e AP |
86 | /* IF AGC polarity. |
87 | * Default: 0 | |
88 | * Values: 0, 1 | |
89 | */ | |
1d44ccb9 | 90 | bool if_agc_polarity; |
27cfc85e AP |
91 | |
92 | /* Spectrum inversion. | |
93 | * Default: 0 | |
94 | * Values: 0, 1 | |
95 | */ | |
1d44ccb9 | 96 | bool spec_inv; |
27cfc85e AP |
97 | }; |
98 | ||
99 | ||
9b174527 | 100 | #if IS_REACHABLE(CONFIG_DVB_CXD2820R) |
27cfc85e AP |
101 | extern struct dvb_frontend *cxd2820r_attach( |
102 | const struct cxd2820r_config *config, | |
1e8f31f3 AP |
103 | struct i2c_adapter *i2c, |
104 | int *gpio_chip_base | |
27cfc85e | 105 | ); |
27cfc85e AP |
106 | #else |
107 | static inline struct dvb_frontend *cxd2820r_attach( | |
108 | const struct cxd2820r_config *config, | |
1e8f31f3 AP |
109 | struct i2c_adapter *i2c, |
110 | int *gpio_chip_base | |
27cfc85e AP |
111 | ) |
112 | { | |
113 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
114 | return NULL; | |
115 | } | |
27cfc85e AP |
116 | |
117 | #endif | |
118 | ||
119 | #endif /* CXD2820R_H */ |