projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| e025273b KS |
1 | /* |
| 2 | * lnbh25.c | |
| 3 | * | |
| 4 | * Driver for LNB supply and control IC LNBH25 | |
| 5 | * | |
| 6 | * Copyright (C) 2014 NetUP Inc. | |
| 7 | * Copyright (C) 2014 Sergey Kozlov <[email protected]> | |
| 8 | * Copyright (C) 2014 Abylay Ospan <[email protected]> | |
| 9 | * | |
| 10 | * This program is free software; you can redistribute it and/or modify | |
| 11 | * it under the terms of the GNU General Public License as published by | |
| 12 | * the Free Software Foundation; either version 2 of the License, or | |
| 13 | * (at your option) any later version. | |
| 14 | * | |
| 15 | * This program is distributed in the hope that it will be useful, | |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 18 | * GNU General Public License for more details. | |
| 19 | */ | |
| 20 | ||
| 21 | #ifndef LNBH25_H | |
| 22 | #define LNBH25_H | |
| 23 | ||
| 24 | #include <linux/i2c.h> | |
| 25 | #include <linux/kconfig.h> | |
| 26 | #include <linux/dvb/frontend.h> | |
| 27 | ||
| 28 | /* 22 kHz tone enabled. Tone output controlled by DSQIN pin */ | |
| 29 | #define LNBH25_TEN 0x01 | |
| 30 | /* Low power mode activated (used only with 22 kHz tone output disabled) */ | |
| 31 | #define LNBH25_LPM 0x02 | |
| 32 | /* DSQIN input pin is set to receive external 22 kHz TTL signal source */ | |
| 33 | #define LNBH25_EXTM 0x04 | |
| 34 | ||
| 35 | struct lnbh25_config { | |
| 36 | u8 i2c_address; | |
| 37 | u8 data2_config; | |
| 38 | }; | |
| 39 | ||
| 40 | #if IS_REACHABLE(CONFIG_DVB_LNBH25) | |
| 41 | struct dvb_frontend *lnbh25_attach( | |
| 42 | struct dvb_frontend *fe, | |
| 43 | struct lnbh25_config *cfg, | |
| 44 | struct i2c_adapter *i2c); | |
| 45 | #else | |
| a9c4e5cf | 46 | static inline struct dvb_frontend *lnbh25_attach( |
| e025273b KS |
47 | struct dvb_frontend *fe, |
| 48 | struct lnbh25_config *cfg, | |
| 49 | struct i2c_adapter *i2c) | |
| 50 | { | |
| 51 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
| 52 | return NULL; | |
| 53 | } | |
| 54 | #endif | |
| 55 | ||
| 56 | #endif |