xref: /OK3568_Linux_fs/kernel/drivers/media/tuners/si2157.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef SI2157_H
9*4882a593Smuzhiyun #define SI2157_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <media/media-device.h>
12*4882a593Smuzhiyun #include <media/dvb_frontend.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /**
15*4882a593Smuzhiyun  * struct si2157_config - configuration parameters for si2157
16*4882a593Smuzhiyun  *
17*4882a593Smuzhiyun  * @fe:
18*4882a593Smuzhiyun  *	frontend returned by driver
19*4882a593Smuzhiyun  * @mdev:
20*4882a593Smuzhiyun  *	media device returned by driver
21*4882a593Smuzhiyun  * @inversion:
22*4882a593Smuzhiyun  *	spectral inversion
23*4882a593Smuzhiyun  * @dont_load_firmware:
24*4882a593Smuzhiyun  *	Instead of uploading a new firmware, use the existing one
25*4882a593Smuzhiyun  * @if_port:
26*4882a593Smuzhiyun  *	Port selection
27*4882a593Smuzhiyun  *	Select the RF interface to use (pins 9+11 or 12+13)
28*4882a593Smuzhiyun  *
29*4882a593Smuzhiyun  * Note:
30*4882a593Smuzhiyun  *	The I2C address of this demod is 0x60.
31*4882a593Smuzhiyun  */
32*4882a593Smuzhiyun struct si2157_config {
33*4882a593Smuzhiyun 	struct dvb_frontend *fe;
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #if defined(CONFIG_MEDIA_CONTROLLER)
36*4882a593Smuzhiyun 	struct media_device *mdev;
37*4882a593Smuzhiyun #endif
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 	unsigned int inversion:1;
40*4882a593Smuzhiyun 	unsigned int dont_load_firmware:1;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun 	u8 if_port;
43*4882a593Smuzhiyun };
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #endif
46