1/*
2 * stv6110.h
3 *
4 * Driver for ST STV6110 satellite tuner IC.
5 *
6 * Copyright (C) 2009 NetUP Inc.
7 * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 */
24
25#ifndef __DVB_STV6110_H__
26#define __DVB_STV6110_H__
27
28#include <linux/kconfig.h>
29#include <linux/i2c.h>
30#include "dvb_frontend.h"
31
32/* registers */
33#define RSTV6110_CTRL1		0
34#define RSTV6110_CTRL2		1
35#define RSTV6110_TUNING1	2
36#define RSTV6110_TUNING2	3
37#define RSTV6110_CTRL3		4
38#define RSTV6110_STAT1		5
39#define RSTV6110_STAT2		6
40#define RSTV6110_STAT3		7
41
42struct stv6110_config {
43	u8 i2c_address;
44	u32 mclk;
45	u8 gain;
46	u8 clk_div;	/* divisor value for the output clock */
47};
48
49#if IS_ENABLED(CONFIG_DVB_STV6110)
50extern struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
51					const struct stv6110_config *config,
52					struct i2c_adapter *i2c);
53#else
54static inline struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
55					const struct stv6110_config *config,
56					struct i2c_adapter *i2c)
57{
58	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
59	return NULL;
60}
61#endif
62
63#endif
64