1/*
2 *  Driver for Zarlink DVB-T ZL10353 demodulator
3 *
4 *  Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
5 *
6 *  This program is free software; you can redistribute it and/or modify
7 *  it under the terms of the GNU General Public License as published by
8 *  the Free Software Foundation; either version 2 of the License, or
9 *  (at your option) any later version.
10 *
11 *  This program is distributed in the hope that it will be useful,
12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 *
15 *  GNU General Public License for more details.
16 *
17 *  You should have received a copy of the GNU General Public License
18 *  along with this program; if not, write to the Free Software
19 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.=
20 */
21
22#ifndef ZL10353_H
23#define ZL10353_H
24
25#include <linux/dvb/frontend.h>
26
27struct zl10353_config
28{
29	/* demodulator's I2C address */
30	u8 demod_address;
31
32	/* frequencies in units of 0.1kHz */
33	int adc_clock;	/* default: 450560 (45.056  MHz) */
34	int if2;	/* default: 361667 (36.1667 MHz) */
35
36	/* set if no pll is connected to the secondary i2c bus */
37	int no_tuner;
38
39	/* set if parallel ts output is required */
40	int parallel_ts;
41
42	/* set if i2c_gate_ctrl disable is required */
43	u8 disable_i2c_gate_ctrl:1;
44
45	/* clock control registers (0x51-0x54) */
46	u8 clock_ctl_1;  /* default: 0x46 */
47	u8 pll_0;        /* default: 0x15 */
48};
49
50#if IS_ENABLED(CONFIG_DVB_ZL10353)
51extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
52					   struct i2c_adapter *i2c);
53#else
54static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
55					   struct i2c_adapter *i2c)
56{
57	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
58	return NULL;
59}
60#endif /* CONFIG_DVB_ZL10353 */
61
62#endif /* ZL10353_H */
63