projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| a0c7056f | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 4b1431ca HH |
2 | /* |
| 3 | * isl6405.h - driver for dual lnb supply and control ic ISL6405 | |
| 4 | * | |
| 5 | * Copyright (C) 2008 Hartmut Hackmann | |
| 6 | * Copyright (C) 2006 Oliver Endriss | |
| 7 | * | |
| 991ce92f | 8 | * the project's page is at https://linuxtv.org |
| 4b1431ca HH |
9 | */ |
| 10 | ||
| 11 | #ifndef _ISL6405_H | |
| 12 | #define _ISL6405_H | |
| 13 | ||
| 14 | #include <linux/dvb/frontend.h> | |
| 15 | ||
| 16 | /* system register bits */ | |
| 17 | ||
| 18 | /* this bit selects register (control) 1 or 2 | |
| 19 | note that the bit maps are different */ | |
| 20 | ||
| 21 | #define ISL6405_SR 0x80 | |
| 22 | ||
| 23 | /* SR = 0 */ | |
| 24 | #define ISL6405_OLF1 0x01 | |
| 25 | #define ISL6405_EN1 0x02 | |
| 26 | #define ISL6405_VSEL1 0x04 | |
| 27 | #define ISL6405_LLC1 0x08 | |
| 28 | #define ISL6405_ENT1 0x10 | |
| 29 | #define ISL6405_ISEL1 0x20 | |
| 30 | #define ISL6405_DCL 0x40 | |
| 31 | ||
| 32 | /* SR = 1 */ | |
| 33 | #define ISL6405_OLF2 0x01 | |
| 34 | #define ISL6405_OTF 0x02 | |
| 35 | #define ISL6405_EN2 0x04 | |
| 36 | #define ISL6405_VSEL2 0x08 | |
| 37 | #define ISL6405_LLC2 0x10 | |
| 38 | #define ISL6405_ENT2 0x20 | |
| 39 | #define ISL6405_ISEL2 0x40 | |
| 40 | ||
| 9b174527 | 41 | #if IS_REACHABLE(CONFIG_DVB_ISL6405) |
| 4b1431ca HH |
42 | /* override_set and override_clear control which system register bits (above) |
| 43 | * to always set & clear | |
| 44 | */ | |
| 45 | extern struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, | |
| 46 | u8 i2c_addr, u8 override_set, u8 override_clear); | |
| 47 | #else | |
| 48 | static inline struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, | |
| 49 | struct i2c_adapter *i2c, u8 i2c_addr, | |
| 50 | u8 override_set, u8 override_clear) | |
| 51 | { | |
| 271ddbf7 | 52 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 4b1431ca HH |
53 | return NULL; |
| 54 | } | |
| 55 | #endif /* CONFIG_DVB_ISL6405 */ | |
| 56 | ||
| 57 | #endif |