projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 395d00d1 AP |
1 | /* |
| 2 | * Montage M88DS3103 demodulator driver | |
| 3 | * | |
| 4 | * Copyright (C) 2013 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 | #ifndef M88DS3103_H | |
| 22 | #define M88DS3103_H | |
| 23 | ||
| 24 | #include <linux/dvb/frontend.h> | |
| 25 | ||
| 26 | struct m88ds3103_config { | |
| 27 | /* | |
| 28 | * I2C address | |
| 29 | * 0x68, ... | |
| 30 | */ | |
| 31 | u8 i2c_addr; | |
| 32 | ||
| 33 | /* | |
| 34 | * clock | |
| 35 | * 27000000 | |
| 36 | */ | |
| 37 | u32 clock; | |
| 38 | ||
| 39 | /* | |
| 40 | * max bytes I2C provider is asked to write at once | |
| 41 | * Note: Buffer is taken from the stack currently! | |
| 42 | * Value must be set. | |
| 43 | * 33, 65, ... | |
| 44 | */ | |
| 45 | u16 i2c_wr_max; | |
| 46 | ||
| 47 | /* | |
| 48 | * TS output mode | |
| 49 | */ | |
| 50 | #define M88DS3103_TS_SERIAL 0 /* TS output pin D0, normal */ | |
| 51 | #define M88DS3103_TS_SERIAL_D7 1 /* TS output pin D7 */ | |
| 52 | #define M88DS3103_TS_PARALLEL 2 /* 24 MHz, normal */ | |
| 53 | #define M88DS3103_TS_PARALLEL_12 3 /* 12 MHz */ | |
| 54 | #define M88DS3103_TS_PARALLEL_16 4 /* 16 MHz */ | |
| 55 | #define M88DS3103_TS_PARALLEL_19_2 5 /* 19.2 MHz */ | |
| 56 | #define M88DS3103_TS_CI 6 /* 6 MHz */ | |
| 57 | u8 ts_mode; | |
| 58 | ||
| 59 | /* | |
| 60 | * spectrum inversion | |
| 61 | */ | |
| 62 | u8 spec_inv:1; | |
| 63 | ||
| 64 | /* | |
| 65 | * AGC polarity | |
| 66 | */ | |
| 67 | u8 agc_inv:1; | |
| 68 | ||
| 69 | /* | |
| 70 | * clock output | |
| 71 | */ | |
| 72 | #define M88DS3103_CLOCK_OUT_DISABLED 0 | |
| 73 | #define M88DS3103_CLOCK_OUT_ENABLED 1 | |
| 74 | #define M88DS3103_CLOCK_OUT_ENABLED_DIV2 2 | |
| 75 | u8 clock_out; | |
| 76 | ||
| 77 | /* | |
| 78 | * DiSEqC envelope mode | |
| 79 | */ | |
| 80 | u8 envelope_mode:1; | |
| 81 | ||
| 82 | u8 agc; | |
| 83 | }; | |
| 84 | ||
| 85 | /* | |
| 86 | * Driver implements own I2C-adapter for tuner I2C access. That's since chip | |
| 87 | * has I2C-gate control which closes gate automatically after I2C transfer. | |
| 88 | * Using own I2C adapter we can workaround that. | |
| 89 | */ | |
| 90 | ||
| 91 | #if defined(CONFIG_DVB_M88DS3103) || \ | |
| 92 | (defined(CONFIG_DVB_M88DS3103_MODULE) && defined(MODULE)) | |
| 93 | extern struct dvb_frontend *m88ds3103_attach( | |
| 94 | const struct m88ds3103_config *config, | |
| 95 | struct i2c_adapter *i2c, | |
| 96 | struct i2c_adapter **tuner_i2c); | |
| 97 | #else | |
| 98 | static inline struct dvb_frontend *m88ds3103_attach( | |
| 99 | const struct m88ds3103_config *config, | |
| 100 | struct i2c_adapter *i2c, | |
| 101 | struct i2c_adapter **tuner_i2c) | |
| 102 | { | |
| 103 | pr_warn("%s: driver disabled by Kconfig\n", __func__); | |
| 104 | return NULL; | |
| 105 | } | |
| 106 | #endif | |
| 107 | ||
| 108 | #endif |