1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3	STV0900/0903 Multistandard Broadcast Frontend driver
4	Copyright (C) Manu Abraham <abraham.manu@gmail.com>
5
6	Copyright (C) ST Microelectronics
7
8*/
9
10#ifndef __STV090x_H
11#define __STV090x_H
12
13enum stv090x_demodulator {
14	STV090x_DEMODULATOR_0 = 1,
15	STV090x_DEMODULATOR_1
16};
17
18enum stv090x_device {
19	STV0903	=  0,
20	STV0900,
21};
22
23enum stv090x_mode {
24	STV090x_DUAL = 0,
25	STV090x_SINGLE
26};
27
28enum stv090x_tsmode {
29	STV090x_TSMODE_SERIAL_PUNCTURED	= 1,
30	STV090x_TSMODE_SERIAL_CONTINUOUS,
31	STV090x_TSMODE_PARALLEL_PUNCTURED,
32	STV090x_TSMODE_DVBCI
33};
34
35enum stv090x_clkmode {
36	STV090x_CLK_INT = 0, /* Clk i/p = CLKI */
37	STV090x_CLK_EXT = 2 /* Clk i/p = XTALI */
38};
39
40enum stv090x_i2crpt {
41	STV090x_RPTLEVEL_256	= 0,
42	STV090x_RPTLEVEL_128	= 1,
43	STV090x_RPTLEVEL_64	= 2,
44	STV090x_RPTLEVEL_32	= 3,
45	STV090x_RPTLEVEL_16	= 4,
46	STV090x_RPTLEVEL_8	= 5,
47	STV090x_RPTLEVEL_4	= 6,
48	STV090x_RPTLEVEL_2	= 7,
49};
50
51enum stv090x_adc_range {
52	STV090x_ADC_2Vpp	= 0,
53	STV090x_ADC_1Vpp	= 1
54};
55
56struct stv090x_config {
57	enum stv090x_device	device;
58	enum stv090x_mode	demod_mode;
59	enum stv090x_clkmode	clk_mode;
60	enum stv090x_demodulator demod;
61
62	u32 xtal; /* default: 8000000 */
63	u8 address; /* default: 0x68 */
64
65	u8 ts1_mode;
66	u8 ts2_mode;
67	u32 ts1_clk;
68	u32 ts2_clk;
69
70	u8 ts1_tei : 1;
71	u8 ts2_tei : 1;
72
73	enum stv090x_i2crpt	repeater_level;
74
75	u8			tuner_bbgain; /* default: 10db */
76	enum stv090x_adc_range	adc1_range; /* default: 2Vpp */
77	enum stv090x_adc_range	adc2_range; /* default: 2Vpp */
78
79	bool diseqc_envelope_mode;
80
81	int (*tuner_init)(struct dvb_frontend *fe);
82	int (*tuner_sleep)(struct dvb_frontend *fe);
83	int (*tuner_set_mode)(struct dvb_frontend *fe, enum tuner_mode mode);
84	int (*tuner_set_frequency)(struct dvb_frontend *fe, u32 frequency);
85	int (*tuner_get_frequency)(struct dvb_frontend *fe, u32 *frequency);
86	int (*tuner_set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
87	int (*tuner_get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
88	int (*tuner_set_bbgain)(struct dvb_frontend *fe, u32 gain);
89	int (*tuner_get_bbgain)(struct dvb_frontend *fe, u32 *gain);
90	int (*tuner_set_refclk)(struct dvb_frontend *fe, u32 refclk);
91	int (*tuner_get_status)(struct dvb_frontend *fe, u32 *status);
92	void (*tuner_i2c_lock)(struct dvb_frontend *fe, int lock);
93
94	/* dir = 0 -> output, dir = 1 -> input/open-drain */
95	int (*set_gpio)(struct dvb_frontend *fe, u8 gpio, u8 dir, u8 value,
96			u8 xor_value);
97
98	struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *i2c);
99};
100
101#if IS_REACHABLE(CONFIG_DVB_STV090x)
102
103struct dvb_frontend *stv090x_attach(struct stv090x_config *config,
104				    struct i2c_adapter *i2c,
105				    enum stv090x_demodulator demod);
106
107#else
108
109static inline struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
110						  struct i2c_adapter *i2c,
111						  enum stv090x_demodulator demod)
112{
113	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
114	return NULL;
115}
116
117#endif /* CONFIG_DVB_STV090x */
118
119#endif /* __STV090x_H */
120