| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| * isl6405.h - driver for dual lnb supply and control ic ISL6405 | |
| * | |
| * Copyright (C) 2008 Hartmut Hackmann | |
| * Copyright (C) 2006 Oliver Endriss | |
| * | |
| * the project's page is at https://linuxtv.org | |
| */ | |
| #ifndef _ISL6405_H | |
| #define _ISL6405_H | |
| #include <linux/dvb/frontend.h> | |
| /* system register bits */ | |
| /* this bit selects register (control) 1 or 2 | |
| note that the bit maps are different */ | |
| #define ISL6405_SR 0x80 | |
| /* SR = 0 */ | |
| #define ISL6405_OLF1 0x01 | |
| #define ISL6405_EN1 0x02 | |
| #define ISL6405_VSEL1 0x04 | |
| #define ISL6405_LLC1 0x08 | |
| #define ISL6405_ENT1 0x10 | |
| #define ISL6405_ISEL1 0x20 | |
| #define ISL6405_DCL 0x40 | |
| /* SR = 1 */ | |
| #define ISL6405_OLF2 0x01 | |
| #define ISL6405_OTF 0x02 | |
| #define ISL6405_EN2 0x04 | |
| #define ISL6405_VSEL2 0x08 | |
| #define ISL6405_LLC2 0x10 | |
| #define ISL6405_ENT2 0x20 | |
| #define ISL6405_ISEL2 0x40 | |
| #if IS_REACHABLE(CONFIG_DVB_ISL6405) | |
| /* override_set and override_clear control which system register bits (above) | |
| * to always set & clear | |
| */ | |
| extern struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, | |
| u8 i2c_addr, u8 override_set, u8 override_clear); | |
| #else | |
| static inline struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, | |
| struct i2c_adapter *i2c, u8 i2c_addr, | |
| u8 override_set, u8 override_clear) | |
| { | |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
| return NULL; | |
| } | |
| #endif /* CONFIG_DVB_ISL6405 */ | |
| #endif |