xref: /OK3568_Linux_fs/kernel/drivers/media/dvb-frontends/tc90522.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Toshiba TC90522 Demodulator
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2014 Akihiro Tsukada <tskd08@gmail.com>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /*
9*4882a593Smuzhiyun  * The demod has 4 input (2xISDB-T and 2xISDB-S),
10*4882a593Smuzhiyun  * and provides independent sub modules for each input.
11*4882a593Smuzhiyun  * As the sub modules work in parallel and have the separate i2c addr's,
12*4882a593Smuzhiyun  * this driver treats each sub module as one demod device.
13*4882a593Smuzhiyun  */
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #ifndef TC90522_H
16*4882a593Smuzhiyun #define TC90522_H
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #include <linux/i2c.h>
19*4882a593Smuzhiyun #include <media/dvb_frontend.h>
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun /* I2C device types */
22*4882a593Smuzhiyun #define TC90522_I2C_DEV_SAT "tc90522sat"
23*4882a593Smuzhiyun #define TC90522_I2C_DEV_TER "tc90522ter"
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun struct tc90522_config {
26*4882a593Smuzhiyun 	/* [OUT] frontend returned by driver */
27*4882a593Smuzhiyun 	struct dvb_frontend *fe;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 	/* [OUT] tuner I2C adapter returned by driver */
30*4882a593Smuzhiyun 	struct i2c_adapter *tuner_i2c;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	/* [IN] use two separate I2C transactions for one tuner read */
33*4882a593Smuzhiyun 	bool split_tuner_read_i2c;
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #endif /* TC90522_H */
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