aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/radio/si4713-i2c.h
blob: c6dfa7fb101cd4fadf0c9051f1c4724efbc40811 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
/*
 * drivers/media/radio/si4713-i2c.h
 *
 * Property and commands definitions for Si4713 radio transmitter chip.
 *
 * Copyright (c) 2008 Instituto Nokia de Tecnologia - INdT
 * Contact: Eduardo Valentin <eduardo.valentin@nokia.com>
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2. This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 *
 */

#ifndef SI4713_I2C_H
#define SI4713_I2C_H

#include <media/v4l2-subdev.h>
#include <media/si4713.h>

#define SI4713_PRODUCT_NUMBER		0x0D

/* Command Timeouts */
#define DEFAULT_TIMEOUT			500
#define TIMEOUT_SET_PROPERTY		20
#define TIMEOUT_TX_TUNE_POWER		30000
#define TIMEOUT_TX_TUNE			110000
#define TIMEOUT_POWER_UP		200000

/*
 * Command and its arguments definitions
 */
#define SI4713_PWUP_CTSIEN		(1<<7)
#define SI4713_PWUP_GPO2OEN		(1<<6)
#define SI4713_PWUP_PATCH		(1<<5)
#define SI4713_PWUP_XOSCEN		(1<<4)
#define SI4713_PWUP_FUNC_TX		0x02
#define SI4713_PWUP_FUNC_PATCH		0x0F
#define SI4713_PWUP_OPMOD_ANALOG	0x50
#define SI4713_PWUP_OPMOD_DIGITAL	0x0F
#define SI4713_PWUP_NARGS		2
#define SI4713_PWUP_NRESP		1
#define SI4713_CMD_POWER_UP		0x01

#define SI4713_GETREV_NRESP		9
#define SI4713_CMD_GET_REV		0x10

#define SI4713_PWDN_NRESP		1
#define SI4713_CMD_POWER_DOWN		0x11

#define SI4713_SET_PROP_NARGS		5
#define SI4713_SET_PROP_NRESP		1
#define SI4713_CMD_SET_PROPERTY		0x12

#define SI4713_GET_PROP_NARGS		3
#define SI4713_GET_PROP_NRESP		4
#define SI4713_CMD_GET_PROPERTY		0x13

#define SI4713_GET_STATUS_NRESP		1
#define SI4713_CMD_GET_INT_STATUS	0x14

#define SI4713_CMD_PATCH_ARGS		0x15
#define SI4713_CMD_PATCH_DATA		0x16

#define SI4713_MAX_FREQ			10800
#define SI4713_MIN_FREQ			7600
#define SI4713_TXFREQ_NARGS		3
#define SI4713_TXFREQ_NRESP		1
#define SI4713_CMD_TX_TUNE_FREQ		0x30

#define SI4713_MAX_POWER		120
#define SI4713_MIN_POWER		88
#define SI4713_MAX_ANTCAP		191
#define SI4713_MIN_ANTCAP		0
#define SI4713_TXPWR_NARGS		4
#define SI4713_TXPWR_NRESP		1
#define SI4713_CMD_TX_TUNE_POWER	0x31

#define SI4713_TXMEA_NARGS		4
#define SI4713_TXMEA_NRESP		1
#define SI4713_CMD_TX_TUNE_MEASURE	0x32

#define SI4713_INTACK_MASK		0x01
#define SI4713_TXSTATUS_NARGS		1
#define SI4713_TXSTATUS_NRESP		8
#define SI4713_CMD_TX_TUNE_STATUS	0x33

#define SI4713_OVERMOD_BIT		(1 << 2)
#define SI4713_IALH_BIT			(1 << 1)
#define SI4713_IALL_BIT			(1 << 0)
#define SI4713_ASQSTATUS_NARGS		1
#define SI4713_ASQSTATUS_NRESP		5
#define SI4713_CMD_TX_ASQ_STATUS	0x34

#define SI4713_RDSBUFF_MODE_MASK	0x87
#define SI4713_RDSBUFF_NARGS		7
#define SI4713_RDSBUFF_NRESP		6
#define SI4713_CMD_TX_RDS_BUFF		0x35

#define SI4713_RDSPS_PSID_MASK		0x1F
#define SI4713_RDSPS_NARGS		5
#define SI4713_RDSPS_NRESP		1
#define SI4713_CMD_TX_RDS_PS		0x36

#define SI4713_CMD_GPO_CTL		0x80
#define SI4713_CMD_GPO_SET		0x81

/*
 * Bits from status response
 */
#define SI4713_CTS			(1<<7)
#define SI4713_ERR			(1<<6)
#define SI4713_RDS_INT			(1<<2)
#define SI4713_ASQ_INT			(1<<1)
#define SI4713_STC_INT			(1<<0)

/*
 * Property definitions
 */
#define SI4713_GPO_IEN			0x0001
#define SI4713_DIG_INPUT_FORMAT		0x0101
#define SI4713_DIG_INPUT_SAMPLE_RATE	0x0103
#define SI4713_REFCLK_FREQ		0x0201
#define SI4713_REFCLK_PRESCALE		0x0202
#define SI4713_TX_COMPONENT_ENABLE	0x2100
#define SI4713_TX_AUDIO_DEVIATION	0x2101
#define SI4713_TX_PILOT_DEVIATION	0x2102
#define SI4713_TX_RDS_DEVIATION		0x2103
#define SI4713_TX_LINE_INPUT_LEVEL	0x2104
#define SI4713_TX_LINE_INPUT_MUTE	0x2105
#define SI4713_TX_PREEMPHASIS		0x2106
#define SI4713_TX_PILOT_FREQUENCY	0x2107
#define SI4713_TX_ACOMP_ENABLE		0x2200
#define SI4713_TX_ACOMP_THRESHOLD	0x2201
#define SI4713_TX_ACOMP_ATTACK_TIME	0x2202
#define SI4713_TX_ACOMP_RELEASE_TIME	0x2203
#define SI4713_TX_ACOMP_GAIN		0x2204
#define SI4713_TX_LIMITER_RELEASE_TIME	0x2205
#define SI4713_TX_ASQ_INTERRUPT_SOURCE	0x2300
#define SI4713_TX_ASQ_LEVEL_LOW		0x2301
#define SI4713_TX_ASQ_DURATION_LOW	0x2302
#define SI4713_TX_ASQ_LEVEL_HIGH	0x2303
#define SI4713_TX_ASQ_DURATION_HIGH	0x2304
#define SI4713_TX_RDS_INTERRUPT_SOURCE	0x2C00
#define SI4713_TX_RDS_PI		0x2C01
#define SI4713_TX_RDS_PS_MIX		0x2C02
#define SI4713_TX_RDS_PS_MISC		0x2C03
#define SI4713_TX_RDS_PS_REPEAT_COUNT	0x2C04
#define SI4713_TX_RDS_PS_MESSAGE_COUNT	0x2C05
#define SI4713_TX_RDS_PS_AF		0x2C06
#define SI4713_TX_RDS_FIFO_SIZE		0x2C07

#define PREEMPHASIS_USA			75
#define PREEMPHASIS_EU			50
#define PREEMPHASIS_DISABLED		0
#define FMPE_USA			0x00
#define FMPE_EU				0x01
#define FMPE_DISABLED			0x02

#define POWER_UP			0x01
#define POWER_DOWN			0x00

struct rds_info {
	u32 pi;
#define MAX_RDS_PTY			31
	u32 pty;
#define MAX_RDS_DEVIATION		90000
	u32 deviation;
/*
 * PSNAME is known to be defined as 8 character sized (RDS Spec).
 * However, there is receivers which scroll PSNAME 8xN sized.
 */
#define MAX_RDS_PS_NAME			96
	u8 ps_name[MAX_RDS_PS_NAME + 1];
/*
 * MAX_RDS_RADIO_TEXT is known to be defined as 32 (2A group) or 64 (2B group)
 * character sized (RDS Spec).
 * However, there is receivers which scroll them as well.
 */
#define MAX_RDS_RADIO_TEXT		384
	u8 radio_text[MAX_RDS_RADIO_TEXT + 1];
	u32 enabled;
};

struct limiter_info {
#define MAX_LIMITER_RELEASE_TIME	102390
	u32 release_time;
#define MAX_LIMITER_DEVIATION		90000
	u32 deviation;
	u32 enabled;
};

struct pilot_info {
#define MAX_PILOT_DEVIATION		90000
	u32 deviation;
#define MAX_PILOT_FREQUENCY		19000
	u32 frequency;
	u32 enabled;
};

struct acomp_info {
#define MAX_ACOMP_RELEASE_TIME		1000000
	u32 release_time;
#define MAX_ACOMP_ATTACK_TIME		5000
	u32 attack_time;
#define MAX_ACOMP_THRESHOLD		0
#define MIN_ACOMP_THRESHOLD		(-40)
	s32 threshold;
#define MAX_ACOMP_GAIN			20
	u32 gain;
	u32 enabled;
};

#define SI4713_NUM_SUPPLIES		2

/*
 * si4713_device - private data
 */
struct si4713_device {
	/* v4l2_subdev and i2c reference (v4l2_subdev priv data) */
	struct v4l2_subdev sd;
	/* private data structures */
	struct mutex mutex;
	struct completion work;
	struct rds_info rds_info;
	struct limiter_info limiter_info;
	struct pilot_info pilot_info;
	struct acomp_info acomp_info;
	struct regulator_bulk_data supplies[SI4713_NUM_SUPPLIES];
	int gpio_reset;
	u32 frequency;
	u32 preemphasis;
	u32 mute;
	u32 power_level;
	u32 power_state;
	u32 antenna_capacitor;
	u32 stereo;
	u32 tune_rnl;
};
#endif /* ifndef SI4713_I2C_H */