19a0bf528SMauro Carvalho Chehab /* 29a0bf528SMauro Carvalho Chehab * lnbp21.h - driver for lnb supply and control ic lnbp21 39a0bf528SMauro Carvalho Chehab * 49a0bf528SMauro Carvalho Chehab * Copyright (C) 2006 Oliver Endriss 59a0bf528SMauro Carvalho Chehab * 69a0bf528SMauro Carvalho Chehab * This program is free software; you can redistribute it and/or 79a0bf528SMauro Carvalho Chehab * modify it under the terms of the GNU General Public License 89a0bf528SMauro Carvalho Chehab * as published by the Free Software Foundation; either version 2 99a0bf528SMauro Carvalho Chehab * of the License, or (at your option) any later version. 109a0bf528SMauro Carvalho Chehab * 119a0bf528SMauro Carvalho Chehab * 129a0bf528SMauro Carvalho Chehab * This program is distributed in the hope that it will be useful, 139a0bf528SMauro Carvalho Chehab * but WITHOUT ANY WARRANTY; without even the implied warranty of 149a0bf528SMauro Carvalho Chehab * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 159a0bf528SMauro Carvalho Chehab * GNU General Public License for more details. 169a0bf528SMauro Carvalho Chehab * 179a0bf528SMauro Carvalho Chehab * 189a0bf528SMauro Carvalho Chehab * You should have received a copy of the GNU General Public License 199a0bf528SMauro Carvalho Chehab * along with this program; if not, write to the Free Software 209a0bf528SMauro Carvalho Chehab * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 219a0bf528SMauro Carvalho Chehab * Or, point your browser to http://www.gnu.org/copyleft/gpl.html 229a0bf528SMauro Carvalho Chehab * 239a0bf528SMauro Carvalho Chehab * 24991ce92fSMauro Carvalho Chehab * the project's page is at https://linuxtv.org 259a0bf528SMauro Carvalho Chehab */ 269a0bf528SMauro Carvalho Chehab 279a0bf528SMauro Carvalho Chehab #ifndef _LNBP21_H 289a0bf528SMauro Carvalho Chehab #define _LNBP21_H 299a0bf528SMauro Carvalho Chehab 30782d8b74SMauro Carvalho Chehab #include <linux/kconfig.h> 31782d8b74SMauro Carvalho Chehab 329a0bf528SMauro Carvalho Chehab /* system register bits */ 339a0bf528SMauro Carvalho Chehab /* [RO] 0=OK; 1=over current limit flag */ 349a0bf528SMauro Carvalho Chehab #define LNBP21_OLF 0x01 359a0bf528SMauro Carvalho Chehab /* [RO] 0=OK; 1=over temperature flag (150 C) */ 369a0bf528SMauro Carvalho Chehab #define LNBP21_OTF 0x02 379a0bf528SMauro Carvalho Chehab /* [RW] 0=disable LNB power, enable loopthrough 389a0bf528SMauro Carvalho Chehab 1=enable LNB power, disable loopthrough */ 399a0bf528SMauro Carvalho Chehab #define LNBP21_EN 0x04 409a0bf528SMauro Carvalho Chehab /* [RW] 0=low voltage (13/14V, vert pol) 419a0bf528SMauro Carvalho Chehab 1=high voltage (18/19V,horiz pol) */ 429a0bf528SMauro Carvalho Chehab #define LNBP21_VSEL 0x08 439a0bf528SMauro Carvalho Chehab /* [RW] increase LNB voltage by 1V: 449a0bf528SMauro Carvalho Chehab 0=13/18V; 1=14/19V */ 459a0bf528SMauro Carvalho Chehab #define LNBP21_LLC 0x10 469a0bf528SMauro Carvalho Chehab /* [RW] 0=tone controlled by DSQIN pin 479a0bf528SMauro Carvalho Chehab 1=tone enable, disable DSQIN */ 489a0bf528SMauro Carvalho Chehab #define LNBP21_TEN 0x20 499a0bf528SMauro Carvalho Chehab /* [RW] current limit select: 509a0bf528SMauro Carvalho Chehab 0:Iout=500-650mA Isc=300mA 519a0bf528SMauro Carvalho Chehab 1:Iout=400-550mA Isc=200mA */ 529a0bf528SMauro Carvalho Chehab #define LNBP21_ISEL 0x40 539a0bf528SMauro Carvalho Chehab /* [RW] short-circuit protect: 549a0bf528SMauro Carvalho Chehab 0=pulsed (dynamic) curr limiting 559a0bf528SMauro Carvalho Chehab 1=static curr limiting */ 569a0bf528SMauro Carvalho Chehab #define LNBP21_PCL 0x80 579a0bf528SMauro Carvalho Chehab 589a0bf528SMauro Carvalho Chehab #include <linux/dvb/frontend.h> 599a0bf528SMauro Carvalho Chehab 609b174527SArnd Bergmann #if IS_REACHABLE(CONFIG_DVB_LNBP21) 619a0bf528SMauro Carvalho Chehab /* override_set and override_clear control which 629a0bf528SMauro Carvalho Chehab system register bits (above) to always set & clear */ 639a0bf528SMauro Carvalho Chehab extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, 649a0bf528SMauro Carvalho Chehab struct i2c_adapter *i2c, u8 override_set, 659a0bf528SMauro Carvalho Chehab u8 override_clear); 669a0bf528SMauro Carvalho Chehab #else 679a0bf528SMauro Carvalho Chehab static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, 689a0bf528SMauro Carvalho Chehab struct i2c_adapter *i2c, u8 override_set, 699a0bf528SMauro Carvalho Chehab u8 override_clear) 709a0bf528SMauro Carvalho Chehab { 719a0bf528SMauro Carvalho Chehab printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 729a0bf528SMauro Carvalho Chehab return NULL; 739a0bf528SMauro Carvalho Chehab } 749a0bf528SMauro Carvalho Chehab #endif 759a0bf528SMauro Carvalho Chehab 769a0bf528SMauro Carvalho Chehab #endif 77