| Andrew de Quincey | 21c2858 | 2006-04-27 21:45:09 -0300 | [diff] [blame] | 1 | /* |
| 2 | * isl6421.h - driver for lnb supply and control ic ISL6421 |
| 3 | * |
| 4 | * Copyright (C) 2006 Andrew de Quincey |
| 5 | * Copyright (C) 2006 Oliver Endriss |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation; either version 2 |
| 10 | * of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 22 | * Or, point your browser to http://www.gnu.org/copyleft/gpl.html |
| 23 | * |
| 24 | * |
| 25 | * the project's page is at http://www.linuxtv.org |
| 26 | */ |
| 27 | |
| 28 | #ifndef _ISL6421_H |
| 29 | #define _ISL6421_H |
| 30 | |
| 31 | #include <linux/dvb/frontend.h> |
| 32 | |
| 33 | /* system register bits */ |
| 34 | #define ISL6421_OLF1 0x01 |
| 35 | #define ISL6421_EN1 0x02 |
| 36 | #define ISL6421_VSEL1 0x04 |
| 37 | #define ISL6421_LLC1 0x08 |
| 38 | #define ISL6421_ENT1 0x10 |
| 39 | #define ISL6421_ISEL1 0x20 |
| 40 | #define ISL6421_DCL 0x40 |
| 41 | |
| Trent Piepho | c5dec9f | 2006-10-14 15:44:44 -0300 | [diff] [blame] | 42 | #if defined(CONFIG_DVB_ISL6421) || (defined(CONFIG_DVB_ISL6421_MODULE) && defined(MODULE)) |
| Andrew de Quincey | 21c2858 | 2006-04-27 21:45:09 -0300 | [diff] [blame] | 43 | /* override_set and override_clear control which system register bits (above) to always set & clear */ |
| Andrew de Quincey | 13fef93 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 44 | extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, |
| Andrew de Quincey | 21c2858 | 2006-04-27 21:45:09 -0300 | [diff] [blame] | 45 | u8 override_set, u8 override_clear); |
| Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 46 | #else |
| 47 | static inline struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, |
| 48 | u8 override_set, u8 override_clear) |
| 49 | { |
| Harvey Harrison | 271ddbf | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 50 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 51 | return NULL; |
| 52 | } |
| 53 | #endif // CONFIG_DVB_ISL6421 |
| Andrew de Quincey | 21c2858 | 2006-04-27 21:45:09 -0300 | [diff] [blame] | 54 | |
| 55 | #endif |