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4e2c53fd IL |
1 | /* |
2 | * lnbp22.h - driver for lnb supply and control ic lnbp22 | |
3 | * | |
4 | * Copyright (C) 2006 Dominik Kuhlen | |
5 | * Based on lnbp21.h | |
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 _LNBP22_H | |
29 | #define _LNBP22_H | |
30 | ||
31 | /* Enable */ | |
32 | #define LNBP22_EN 0x10 | |
33 | /* Voltage selection */ | |
34 | #define LNBP22_VSEL 0x02 | |
35 | /* Plus 1 Volt Bit */ | |
36 | #define LNBP22_LLC 0x01 | |
37 | ||
38 | #include <linux/dvb/frontend.h> | |
39 | ||
40 | #if defined(CONFIG_DVB_LNBP22) || \ | |
41 | (defined(CONFIG_DVB_LNBP22_MODULE) && defined(MODULE)) | |
42 | /* | |
43 | * override_set and override_clear control which system register bits (above) | |
44 | * to always set & clear | |
45 | */ | |
46 | extern struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe, | |
47 | struct i2c_adapter *i2c); | |
48 | #else | |
49 | static inline struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe, | |
50 | struct i2c_adapter *i2c) | |
51 | { | |
52 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
53 | return NULL; | |
54 | } | |
55 | #endif /* CONFIG_DVB_LNBP22 */ | |
56 | ||
57 | #endif /* _LNBP22_H */ |