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/kconfig.h>
25 #include <linux/dvb/frontend.h>
26 
27 struct tda10071_config {
28 	/* Demodulator I2C address.
29 	 * Default: none, must set
30 	 * Values: 0x55,
31 	 */
32 	u8 demod_i2c_addr;
33 
34 	/* Tuner I2C address.
35 	 * Default: none, must set
36 	 * Values: 0x14, 0x54, ...
37 	 */
38 	u8 tuner_i2c_addr;
39 
40 	/* Max bytes I2C provider can write at once.
41 	 * Note: Buffer is taken from the stack currently!
42 	 * Default: none, must set
43 	 * Values:
44 	 */
45 	u16 i2c_wr_max;
46 
47 	/* TS output mode.
48 	 * Default: TDA10071_TS_SERIAL
49 	 * Values:
50 	 */
51 #define TDA10071_TS_SERIAL        0
52 #define TDA10071_TS_PARALLEL      1
53 	u8 ts_mode;
54 
55 	/* Input spectrum inversion.
56 	 * Default: 0
57 	 * Values: 0, 1
58 	 */
59 	bool spec_inv;
60 
61 	/* Xtal frequency Hz
62 	 * Default: none, must set
63 	 * Values:
64 	 */
65 	u32 xtal;
66 
67 	/* PLL multiplier.
68 	 * Default: none, must set
69 	 * Values:
70 	 */
71 	u8 pll_multiplier;
72 };
73 
74 
75 #if IS_REACHABLE(CONFIG_DVB_TDA10071)
76 extern struct dvb_frontend *tda10071_attach(
77 	const struct tda10071_config *config, struct i2c_adapter *i2c);
78 #else
79 static inline struct dvb_frontend *tda10071_attach(
80 	const struct tda10071_config *config, struct i2c_adapter *i2c)
81 {
82 	dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__);
83 	return NULL;
84 }
85 #endif
86 
87 #endif /* TDA10071_H */
88