1 /*
2 STB0899 Multistandard 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 __STB0899_DRV_H
23 #define __STB0899_DRV_H
24
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27
28 #include "dvb_frontend.h"
29
30 #define STB0899_TSMODE_SERIAL 1
31 #define STB0899_CLKPOL_FALLING 2
32 #define STB0899_CLKNULL_PARITY 3
33 #define STB0899_SYNC_FORCED 4
34 #define STB0899_FECMODE_DSS 5
35
36 struct stb0899_s1_reg {
37 u16 address;
38 u8 data;
39 };
40
41 struct stb0899_s2_reg {
42 u16 offset;
43 u32 base_address;
44 u32 data;
45 };
46
47 enum stb0899_inversion {
48 IQ_SWAP_OFF = 0,
49 IQ_SWAP_ON,
50 IQ_SWAP_AUTO
51 };
52
53 #define STB0899_GPIO00 0xf140
54 #define STB0899_GPIO01 0xf141
55 #define STB0899_GPIO02 0xf142
56 #define STB0899_GPIO03 0xf143
57 #define STB0899_GPIO04 0xf144
58 #define STB0899_GPIO05 0xf145
59 #define STB0899_GPIO06 0xf146
60 #define STB0899_GPIO07 0xf147
61 #define STB0899_GPIO08 0xf148
62 #define STB0899_GPIO09 0xf149
63 #define STB0899_GPIO10 0xf14a
64 #define STB0899_GPIO11 0xf14b
65 #define STB0899_GPIO12 0xf14c
66 #define STB0899_GPIO13 0xf14d
67 #define STB0899_GPIO14 0xf14e
68 #define STB0899_GPIO15 0xf14f
69 #define STB0899_GPIO16 0xf150
70 #define STB0899_GPIO17 0xf151
71 #define STB0899_GPIO18 0xf152
72 #define STB0899_GPIO19 0xf153
73 #define STB0899_GPIO20 0xf154
74
75 #define STB0899_GPIOPULLUP 0x01 /* Output device is connected to Vdd */
76 #define STB0899_GPIOPULLDN 0x00 /* Output device is connected to Vss */
77
78 #define STB0899_POSTPROC_GPIO_POWER 0x00
79 #define STB0899_POSTPROC_GPIO_LOCK 0x01
80
81 /*
82 * Post process output configuration control
83 * 1. POWER ON/OFF (index 0)
84 * 2. FE_HAS_LOCK/LOCK_LOSS (index 1)
85 *
86 * @gpio = one of the above listed GPIO's
87 * @level = output state: pulled up or low
88 */
89 struct stb0899_postproc {
90 u16 gpio;
91 u8 level;
92 };
93
94 struct stb0899_config {
95 const struct stb0899_s1_reg *init_dev;
96 const struct stb0899_s2_reg *init_s2_demod;
97 const struct stb0899_s1_reg *init_s1_demod;
98 const struct stb0899_s2_reg *init_s2_fec;
99 const struct stb0899_s1_reg *init_tst;
100
101 const struct stb0899_postproc *postproc;
102
103 enum stb0899_inversion inversion;
104
105 u32 xtal_freq;
106
107 u8 demod_address;
108 u8 ts_output_mode;
109 u8 block_sync_mode;
110 u8 ts_pfbit_toggle;
111
112 u8 clock_polarity;
113 u8 data_clk_parity;
114 u8 fec_mode;
115 u8 data_output_ctl;
116 u8 data_fifo_mode;
117 u8 out_rate_comp;
118 u8 i2c_repeater;
119 // int inversion;
120 int lo_clk;
121 int hi_clk;
122
123 u32 esno_ave;
124 u32 esno_quant;
125 u32 avframes_coarse;
126 u32 avframes_fine;
127 u32 miss_threshold;
128 u32 uwp_threshold_acq;
129 u32 uwp_threshold_track;
130 u32 uwp_threshold_sof;
131 u32 sof_search_timeout;
132
133 u32 btr_nco_bits;
134 u32 btr_gain_shift_offset;
135 u32 crl_nco_bits;
136 u32 ldpc_max_iter;
137
138 int (*tuner_set_frequency)(struct dvb_frontend *fe, u32 frequency);
139 int (*tuner_get_frequency)(struct dvb_frontend *fe, u32 *frequency);
140 int (*tuner_set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
141 int (*tuner_get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
142 int (*tuner_set_rfsiggain)(struct dvb_frontend *fe, u32 rf_gain);
143 };
144
145 #if IS_ENABLED(CONFIG_DVB_STB0899)
146
147 extern struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
148 struct i2c_adapter *i2c);
149
150 #else
151
stb0899_attach(struct stb0899_config * config,struct i2c_adapter * i2c)152 static inline struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
153 struct i2c_adapter *i2c)
154 {
155 printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
156 return NULL;
157 }
158
159 #endif //CONFIG_DVB_STB0899
160
161
162 #endif
163