1/*
2 * lnbh24.h - driver for lnb supply and control ic lnbh24
3 *
4 * Copyright (C) 2009 NetUP Inc.
5 * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
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 *
16 * GNU General Public License for more details.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
21 */
22
23#ifndef _LNBH24_H
24#define _LNBH24_H
25
26#include <linux/kconfig.h>
27
28/* system register bits */
29#define LNBH24_OLF	0x01
30#define LNBH24_OTF	0x02
31#define LNBH24_EN	0x04
32#define LNBH24_VSEL	0x08
33#define LNBH24_LLC	0x10
34#define LNBH24_TEN	0x20
35#define LNBH24_TTX	0x40
36#define LNBH24_PCL	0x80
37
38#include <linux/dvb/frontend.h>
39
40#if IS_ENABLED(CONFIG_DVB_LNBP21)
41/* override_set and override_clear control which
42   system register bits (above) to always set & clear */
43extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe,
44				struct i2c_adapter *i2c, u8 override_set,
45				u8 override_clear, u8 i2c_addr);
46#else
47static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe,
48				struct i2c_adapter *i2c, u8 override_set,
49				u8 override_clear, u8 i2c_addr)
50{
51	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
52	return NULL;
53}
54#endif
55
56#endif
57