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2f27bdce OE |
1 | /* |
2 | * lnbp21.h - driver for lnb supply and control ic lnbp21 | |
3 | * | |
4 | * Copyright (C) 2006 Oliver Endriss | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version 2 | |
9 | * of the License, or (at your option) any later version. | |
10 | * | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
21 | * Or, point your browser to http://www.gnu.org/copyleft/gpl.html | |
22 | * | |
23 | * | |
24 | * the project's page is at http://www.linuxtv.org | |
25 | */ | |
26 | ||
27 | #ifndef _LNBP21_H | |
28 | #define _LNBP21_H | |
29 | ||
782d8b74 MCC |
30 | #include <linux/kconfig.h> |
31 | ||
d020542f | 32 | /* system register bits */ |
8c1a2331 IL |
33 | /* [RO] 0=OK; 1=over current limit flag */ |
34 | #define LNBP21_OLF 0x01 | |
35 | /* [RO] 0=OK; 1=over temperature flag (150 C) */ | |
36 | #define LNBP21_OTF 0x02 | |
37 | /* [RW] 0=disable LNB power, enable loopthrough | |
38 | 1=enable LNB power, disable loopthrough */ | |
39 | #define LNBP21_EN 0x04 | |
40 | /* [RW] 0=low voltage (13/14V, vert pol) | |
41 | 1=high voltage (18/19V,horiz pol) */ | |
42 | #define LNBP21_VSEL 0x08 | |
43 | /* [RW] increase LNB voltage by 1V: | |
44 | 0=13/18V; 1=14/19V */ | |
45 | #define LNBP21_LLC 0x10 | |
46 | /* [RW] 0=tone controlled by DSQIN pin | |
47 | 1=tone enable, disable DSQIN */ | |
48 | #define LNBP21_TEN 0x20 | |
49 | /* [RW] current limit select: | |
50 | 0:Iout=500-650mA Isc=300mA | |
51 | 1:Iout=400-550mA Isc=200mA */ | |
52 | #define LNBP21_ISEL 0x40 | |
53 | /* [RW] short-circuit protect: | |
54 | 0=pulsed (dynamic) curr limiting | |
55 | 1=static curr limiting */ | |
56 | #define LNBP21_PCL 0x80 | |
2f27bdce | 57 | |
d020542f | 58 | #include <linux/dvb/frontend.h> |
2f27bdce | 59 | |
782d8b74 | 60 | #if IS_ENABLED(CONFIG_DVB_LNBP21) |
8c1a2331 IL |
61 | /* override_set and override_clear control which |
62 | system register bits (above) to always set & clear */ | |
63 | extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, | |
64 | struct i2c_adapter *i2c, u8 override_set, | |
65 | u8 override_clear); | |
102a342b | 66 | #else |
8c1a2331 IL |
67 | static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, |
68 | struct i2c_adapter *i2c, u8 override_set, | |
69 | u8 override_clear) | |
102a342b | 70 | { |
271ddbf7 | 71 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
102a342b AQ |
72 | return NULL; |
73 | } | |
8c1a2331 | 74 | #endif |
2f27bdce | 75 | |
8c1a2331 | 76 | #endif |