xref: /openbmc/linux/drivers/media/tuners/si2157.h (revision 2cf1c348)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver
4  *
5  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
6  */
7 
8 #ifndef SI2157_H
9 #define SI2157_H
10 
11 #include <media/media-device.h>
12 #include <media/dvb_frontend.h>
13 
14 /**
15  * struct si2157_config - configuration parameters for si2157
16  *
17  * @fe:
18  *	frontend returned by driver
19  * @mdev:
20  *	media device returned by driver
21  * @inversion:
22  *	spectral inversion
23  * @dont_load_firmware:
24  *	Instead of uploading a new firmware, use the existing one
25  * @if_port:
26  *	Port selection
27  *	Select the RF interface to use (pins 9+11 or 12+13)
28  *
29  * Note:
30  *	The I2C address of this demod is 0x60.
31  */
32 struct si2157_config {
33 	struct dvb_frontend *fe;
34 
35 #if defined(CONFIG_MEDIA_CONTROLLER)
36 	struct media_device *mdev;
37 #endif
38 
39 	unsigned int inversion:1;
40 	unsigned int dont_load_firmware:1;
41 
42 	u8 if_port;
43 };
44 
45 #endif
46