1 /*
2 STV0900/0903 Multistandard Broadcast Frontend driver
3 Copyright (C) Manu Abraham <abraham.manu@gmail.com>
4
5 Copyright (C) ST Microelectronics
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22 #ifndef __STV090x_H
23 #define __STV090x_H
24
25 enum stv090x_demodulator {
26 STV090x_DEMODULATOR_0 = 1,
27 STV090x_DEMODULATOR_1
28 };
29
30 enum stv090x_device {
31 STV0903 = 0,
32 STV0900,
33 };
34
35 enum stv090x_mode {
36 STV090x_DUAL = 0,
37 STV090x_SINGLE
38 };
39
40 enum stv090x_tsmode {
41 STV090x_TSMODE_SERIAL_PUNCTURED = 1,
42 STV090x_TSMODE_SERIAL_CONTINUOUS,
43 STV090x_TSMODE_PARALLEL_PUNCTURED,
44 STV090x_TSMODE_DVBCI
45 };
46
47 enum stv090x_clkmode {
48 STV090x_CLK_INT = 0, /* Clk i/p = CLKI */
49 STV090x_CLK_EXT = 2 /* Clk i/p = XTALI */
50 };
51
52 enum stv090x_i2crpt {
53 STV090x_RPTLEVEL_256 = 0,
54 STV090x_RPTLEVEL_128 = 1,
55 STV090x_RPTLEVEL_64 = 2,
56 STV090x_RPTLEVEL_32 = 3,
57 STV090x_RPTLEVEL_16 = 4,
58 STV090x_RPTLEVEL_8 = 5,
59 STV090x_RPTLEVEL_4 = 6,
60 STV090x_RPTLEVEL_2 = 7,
61 };
62
63 enum stv090x_adc_range {
64 STV090x_ADC_2Vpp = 0,
65 STV090x_ADC_1Vpp = 1
66 };
67
68 struct stv090x_config {
69 enum stv090x_device device;
70 enum stv090x_mode demod_mode;
71 enum stv090x_clkmode clk_mode;
72
73 u32 xtal; /* default: 8000000 */
74 u8 address; /* default: 0x68 */
75
76 u8 ts1_mode;
77 u8 ts2_mode;
78 u32 ts1_clk;
79 u32 ts2_clk;
80
81 u8 ts1_tei : 1;
82 u8 ts2_tei : 1;
83
84 enum stv090x_i2crpt repeater_level;
85
86 u8 tuner_bbgain; /* default: 10db */
87 enum stv090x_adc_range adc1_range; /* default: 2Vpp */
88 enum stv090x_adc_range adc2_range; /* default: 2Vpp */
89
90 bool diseqc_envelope_mode;
91
92 int (*tuner_init) (struct dvb_frontend *fe);
93 int (*tuner_sleep) (struct dvb_frontend *fe);
94 int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
95 int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
96 int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
97 int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
98 int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
99 int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
100 int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
101 int (*tuner_set_refclk) (struct dvb_frontend *fe, u32 refclk);
102 int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
103 void (*tuner_i2c_lock) (struct dvb_frontend *fe, int lock);
104 };
105
106 #if defined(CONFIG_DVB_STV090x) || (defined(CONFIG_DVB_STV090x_MODULE) && defined(MODULE))
107
108 extern struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
109 struct i2c_adapter *i2c,
110 enum stv090x_demodulator demod);
111
112 /* dir = 0 -> output, dir = 1 -> input/open-drain */
113 extern int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio,
114 u8 dir, u8 value, u8 xor_value);
115
116 #else
117
stv090x_attach(const struct stv090x_config * config,struct i2c_adapter * i2c,enum stv090x_demodulator demod)118 static inline struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
119 struct i2c_adapter *i2c,
120 enum stv090x_demodulator demod)
121 {
122 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
123 return NULL;
124 }
125
stv090x_set_gpio(struct dvb_frontend * fe,u8 gpio,u8 opd,u8 value,u8 xor_value)126 static inline int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio,
127 u8 opd, u8 value, u8 xor_value)
128 {
129 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
130 return -ENODEV;
131 }
132 #endif /* CONFIG_DVB_STV090x */
133
134 #endif /* __STV090x_H */
135