18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * lnbh24.h - driver for lnb supply and control ic lnbh24 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (C) 2009 NetUP Inc. 68c2ecf20Sopenharmony_ci * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> 78c2ecf20Sopenharmony_ci */ 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci#ifndef _LNBH24_H 108c2ecf20Sopenharmony_ci#define _LNBH24_H 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci/* system register bits */ 138c2ecf20Sopenharmony_ci#define LNBH24_OLF 0x01 148c2ecf20Sopenharmony_ci#define LNBH24_OTF 0x02 158c2ecf20Sopenharmony_ci#define LNBH24_EN 0x04 168c2ecf20Sopenharmony_ci#define LNBH24_VSEL 0x08 178c2ecf20Sopenharmony_ci#define LNBH24_LLC 0x10 188c2ecf20Sopenharmony_ci#define LNBH24_TEN 0x20 198c2ecf20Sopenharmony_ci#define LNBH24_TTX 0x40 208c2ecf20Sopenharmony_ci#define LNBH24_PCL 0x80 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci#include <linux/dvb/frontend.h> 238c2ecf20Sopenharmony_ci 248c2ecf20Sopenharmony_ci#if IS_REACHABLE(CONFIG_DVB_LNBP21) 258c2ecf20Sopenharmony_ci/* override_set and override_clear control which 268c2ecf20Sopenharmony_ci system register bits (above) to always set & clear */ 278c2ecf20Sopenharmony_ciextern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, 288c2ecf20Sopenharmony_ci struct i2c_adapter *i2c, u8 override_set, 298c2ecf20Sopenharmony_ci u8 override_clear, u8 i2c_addr); 308c2ecf20Sopenharmony_ci#else 318c2ecf20Sopenharmony_cistatic inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, 328c2ecf20Sopenharmony_ci struct i2c_adapter *i2c, u8 override_set, 338c2ecf20Sopenharmony_ci u8 override_clear, u8 i2c_addr) 348c2ecf20Sopenharmony_ci{ 358c2ecf20Sopenharmony_ci printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 368c2ecf20Sopenharmony_ci return NULL; 378c2ecf20Sopenharmony_ci} 388c2ecf20Sopenharmony_ci#endif 398c2ecf20Sopenharmony_ci 408c2ecf20Sopenharmony_ci#endif 41