xref: /linux/drivers/media/dvb-frontends/tda10071.h (revision 818b930bc15077fc00ff16bb22c5df1857f05afa)
1 /*
2  * NXP TDA10071 + Conexant CX24118A DVB-S/S2 demodulator + tuner driver
3  *
4  * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
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  *    GNU General Public License for more details.
15  *
16  *    You should have received a copy of the GNU General Public License along
17  *    with this program; if not, write to the Free Software Foundation, Inc.,
18  *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19  */
20 
21 #ifndef TDA10071_H
22 #define TDA10071_H
23 
24 #include <linux/dvb/frontend.h>
25 
26 struct tda10071_config {
27 	/* Demodulator I2C address.
28 	 * Default: none, must set
29 	 * Values: 0x55,
30 	 */
31 	u8 i2c_address;
32 
33 	/* Max bytes I2C provider can write at once.
34 	 * Note: Buffer is taken from the stack currently!
35 	 * Default: none, must set
36 	 * Values:
37 	 */
38 	u16 i2c_wr_max;
39 
40 	/* TS output mode.
41 	 * Default: TDA10071_TS_SERIAL
42 	 * Values:
43 	 */
44 #define TDA10071_TS_SERIAL        0
45 #define TDA10071_TS_PARALLEL      1
46 	u8 ts_mode;
47 
48 	/* Input spectrum inversion.
49 	 * Default: 0
50 	 * Values: 0, 1
51 	 */
52 	bool spec_inv;
53 
54 	/* Xtal frequency Hz
55 	 * Default: none, must set
56 	 * Values:
57 	 */
58 	u32 xtal;
59 
60 	/* PLL multiplier.
61 	 * Default: none, must set
62 	 * Values:
63 	 */
64 	u8 pll_multiplier;
65 };
66 
67 
68 #if defined(CONFIG_DVB_TDA10071) || \
69 	(defined(CONFIG_DVB_TDA10071_MODULE) && defined(MODULE))
70 extern struct dvb_frontend *tda10071_attach(
71 	const struct tda10071_config *config, struct i2c_adapter *i2c);
72 #else
73 static inline struct dvb_frontend *tda10071_attach(
74 	const struct tda10071_config *config, struct i2c_adapter *i2c)
75 {
76 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
77 	return NULL;
78 }
79 #endif
80 
81 #endif /* TDA10071_H */
82