1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * drxd.h: DRXD DVB-T demodulator driver
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (C) 2005-2007 Micronas
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #ifndef _DRXD_H_
9*4882a593Smuzhiyun #define _DRXD_H_
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include <linux/types.h>
12*4882a593Smuzhiyun #include <linux/i2c.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun struct drxd_config {
15*4882a593Smuzhiyun u8 index;
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun u8 pll_address;
18*4882a593Smuzhiyun u8 pll_type;
19*4882a593Smuzhiyun #define DRXD_PLL_NONE 0
20*4882a593Smuzhiyun #define DRXD_PLL_DTT7520X 1
21*4882a593Smuzhiyun #define DRXD_PLL_MT3X0823 2
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun u32 clock;
24*4882a593Smuzhiyun u8 insert_rs_byte;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun u8 demod_address;
27*4882a593Smuzhiyun u8 demoda_address;
28*4882a593Smuzhiyun u8 demod_revision;
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun /* If the tuner is not behind an i2c gate, be sure to flip this bit
31*4882a593Smuzhiyun or else the i2c bus could get wedged */
32*4882a593Smuzhiyun u8 disable_i2c_gate_ctrl;
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun u32 IF;
35*4882a593Smuzhiyun s16(*osc_deviation) (void *priv, s16 dev, int flag);
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_DRXD)
39*4882a593Smuzhiyun extern
40*4882a593Smuzhiyun struct dvb_frontend *drxd_attach(const struct drxd_config *config,
41*4882a593Smuzhiyun void *priv, struct i2c_adapter *i2c,
42*4882a593Smuzhiyun struct device *dev);
43*4882a593Smuzhiyun #else
44*4882a593Smuzhiyun static inline
drxd_attach(const struct drxd_config * config,void * priv,struct i2c_adapter * i2c,struct device * dev)45*4882a593Smuzhiyun struct dvb_frontend *drxd_attach(const struct drxd_config *config,
46*4882a593Smuzhiyun void *priv, struct i2c_adapter *i2c,
47*4882a593Smuzhiyun struct device *dev)
48*4882a593Smuzhiyun {
49*4882a593Smuzhiyun printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
50*4882a593Smuzhiyun __func__);
51*4882a593Smuzhiyun return NULL;
52*4882a593Smuzhiyun }
53*4882a593Smuzhiyun #endif
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun #endif
56