Commit | Line | Data |
---|---|---|
a0c7056f | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2f27bdce OE |
2 | /* |
3 | * lnbp21.h - driver for lnb supply and control ic lnbp21 | |
4 | * | |
5 | * Copyright (C) 2006 Oliver Endriss | |
6 | * | |
991ce92f | 7 | * the project's page is at https://linuxtv.org |
2f27bdce OE |
8 | */ |
9 | ||
10 | #ifndef _LNBP21_H | |
11 | #define _LNBP21_H | |
12 | ||
d020542f | 13 | /* system register bits */ |
8c1a2331 IL |
14 | /* [RO] 0=OK; 1=over current limit flag */ |
15 | #define LNBP21_OLF 0x01 | |
16 | /* [RO] 0=OK; 1=over temperature flag (150 C) */ | |
17 | #define LNBP21_OTF 0x02 | |
18 | /* [RW] 0=disable LNB power, enable loopthrough | |
19 | 1=enable LNB power, disable loopthrough */ | |
20 | #define LNBP21_EN 0x04 | |
21 | /* [RW] 0=low voltage (13/14V, vert pol) | |
22 | 1=high voltage (18/19V,horiz pol) */ | |
23 | #define LNBP21_VSEL 0x08 | |
24 | /* [RW] increase LNB voltage by 1V: | |
25 | 0=13/18V; 1=14/19V */ | |
26 | #define LNBP21_LLC 0x10 | |
27 | /* [RW] 0=tone controlled by DSQIN pin | |
28 | 1=tone enable, disable DSQIN */ | |
29 | #define LNBP21_TEN 0x20 | |
30 | /* [RW] current limit select: | |
31 | 0:Iout=500-650mA Isc=300mA | |
32 | 1:Iout=400-550mA Isc=200mA */ | |
33 | #define LNBP21_ISEL 0x40 | |
34 | /* [RW] short-circuit protect: | |
35 | 0=pulsed (dynamic) curr limiting | |
36 | 1=static curr limiting */ | |
37 | #define LNBP21_PCL 0x80 | |
2f27bdce | 38 | |
d020542f | 39 | #include <linux/dvb/frontend.h> |
2f27bdce | 40 | |
9b174527 | 41 | #if IS_REACHABLE(CONFIG_DVB_LNBP21) |
8c1a2331 IL |
42 | /* override_set and override_clear control which |
43 | system register bits (above) to always set & clear */ | |
44 | extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, | |
45 | struct i2c_adapter *i2c, u8 override_set, | |
46 | u8 override_clear); | |
102a342b | 47 | #else |
8c1a2331 IL |
48 | static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, |
49 | struct i2c_adapter *i2c, u8 override_set, | |
50 | u8 override_clear) | |
102a342b | 51 | { |
271ddbf7 | 52 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
102a342b AQ |
53 | return NULL; |
54 | } | |
8c1a2331 | 55 | #endif |
2f27bdce | 56 | |
8c1a2331 | 57 | #endif |