/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * lnbh25.c * * Driver for LNB supply and control IC LNBH25 * * Copyright (C) 2014 NetUP Inc. * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> */ #ifndef LNBH25_H #define LNBH25_H #include <linux/i2c.h> #include <linux/dvb/frontend.h> /* 22 kHz tone enabled. Tone output controlled by DSQIN pin */ #define LNBH25_TEN 0x01 /* Low power mode activated (used only with 22 kHz tone output disabled) */ #define LNBH25_LPM 0x02 /* DSQIN input pin is set to receive external 22 kHz TTL signal source */ #define LNBH25_EXTM 0x04 struct lnbh25_config { u8 i2c_address; u8 data2_config; }; #if IS_REACHABLE(CONFIG_DVB_LNBH25) struct dvb_frontend *lnbh25_attach( struct dvb_frontend *fe, struct lnbh25_config *cfg, struct i2c_adapter *i2c); #else static inline struct dvb_frontend *lnbh25_attach( struct dvb_frontend *fe, struct lnbh25_config *cfg, struct i2c_adapter *i2c) { printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); return NULL; } #endif #endif