/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* lnbp22.h - driver for lnb supply and control ic lnbp22
*
* Copyright (C) 2006 Dominik Kuhlen
* Based on lnbp21.h
*
* the project's page is at https://linuxtv.org
*/
#ifndef _LNBP22_H
#define _LNBP22_H
/* Enable */
#define LNBP22_EN 0x10
/* Voltage selection */
#define LNBP22_VSEL 0x02
/* Plus 1 Volt Bit */
#define LNBP22_LLC 0x01
#include <linux/dvb/frontend.h>
#if IS_REACHABLE(CONFIG_DVB_LNBP22)
/*
* override_set and override_clear control which system register bits (above)
* to always set & clear
*/
extern struct dvb_frontend *lnbp22_attach(
struct dvb_frontend *fe,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *lnbp22_attach(
struct dvb_frontend *fe,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING
"%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_LNBP22 */
#endif /* _LNBP22_H */
