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
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
|
/*
* Driver for the ov9650 sensor
*
* Copyright (C) 2008 Erik Andren
* Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
* Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
*
* Portions of code to USB interface and ALi driver software,
* Copyright (c) 2006 Willem Duinker
* v4l2 interface modeled after the V4L2 driver
* for SN9C10x PC Camera Controllers
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, version 2.
*
*/
#ifndef M5602_OV9650_H_
#define M5602_OV9650_H_
#include <linux/dmi.h>
#include "m5602_sensor.h"
/*****************************************************************************/
#define OV9650_GAIN 0x00
#define OV9650_BLUE 0x01
#define OV9650_RED 0x02
#define OV9650_VREF 0x03
#define OV9650_COM1 0x04
#define OV9650_BAVE 0x05
#define OV9650_GEAVE 0x06
#define OV9650_RSVD7 0x07
#define OV9650_PID 0x0a
#define OV9650_VER 0x0b
#define OV9650_COM3 0x0c
#define OV9650_COM5 0x0e
#define OV9650_COM6 0x0f
#define OV9650_AECH 0x10
#define OV9650_CLKRC 0x11
#define OV9650_COM7 0x12
#define OV9650_COM8 0x13
#define OV9650_COM9 0x14
#define OV9650_COM10 0x15
#define OV9650_RSVD16 0x16
#define OV9650_HSTART 0x17
#define OV9650_HSTOP 0x18
#define OV9650_VSTRT 0x19
#define OV9650_VSTOP 0x1a
#define OV9650_PSHFT 0x1b
#define OV9650_MVFP 0x1e
#define OV9650_AEW 0x24
#define OV9650_AEB 0x25
#define OV9650_VPT 0x26
#define OV9650_BBIAS 0x27
#define OV9650_GbBIAS 0x28
#define OV9650_Gr_COM 0x29
#define OV9650_RBIAS 0x2c
#define OV9650_HREF 0x32
#define OV9650_CHLF 0x33
#define OV9650_ARBLM 0x34
#define OV9650_RSVD35 0x35
#define OV9650_RSVD36 0x36
#define OV9650_ADC 0x37
#define OV9650_ACOM38 0x38
#define OV9650_OFON 0x39
#define OV9650_TSLB 0x3a
#define OV9650_COM12 0x3c
#define OV9650_COM13 0x3d
#define OV9650_COM15 0x40
#define OV9650_COM16 0x41
#define OV9650_LCC1 0x62
#define OV9650_LCC2 0x63
#define OV9650_LCC3 0x64
#define OV9650_LCC4 0x65
#define OV9650_LCC5 0x66
#define OV9650_HV 0x69
#define OV9650_DBLV 0x6b
#define OV9650_COM21 0x8b
#define OV9650_COM22 0x8c
#define OV9650_COM24 0x8e
#define OV9650_DBLC1 0x8f
#define OV9650_RSVD94 0x94
#define OV9650_RSVD95 0x95
#define OV9650_RSVD96 0x96
#define OV9650_LCCFB 0x9d
#define OV9650_LCCFR 0x9e
#define OV9650_AECHM 0xa1
#define OV9650_COM26 0xa5
#define OV9650_ACOMA8 0xa8
#define OV9650_ACOMA9 0xa9
#define OV9650_REGISTER_RESET (1 << 7)
#define OV9650_VGA_SELECT (1 << 6)
#define OV9650_RGB_SELECT (1 << 2)
#define OV9650_RAW_RGB_SELECT (1 << 0)
#define OV9650_FAST_AGC_AEC (1 << 7)
#define OV9650_AEC_UNLIM_STEP_SIZE (1 << 6)
#define OV9650_BANDING (1 << 5)
#define OV9650_AGC_EN (1 << 2)
#define OV9650_AWB_EN (1 << 1)
#define OV9650_AEC_EN (1 << 0)
#define OV9650_VARIOPIXEL (1 << 2)
#define OV9650_SYSTEM_CLK_SEL (1 << 7)
#define OV9650_SLAM_MODE (1 << 4)
#define OV9650_VFLIP (1 << 4)
#define OV9650_HFLIP (1 << 5)
#define GAIN_DEFAULT 0x14
#define RED_GAIN_DEFAULT 0x70
#define BLUE_GAIN_DEFAULT 0x20
#define EXPOSURE_DEFAULT 0x5003
/*****************************************************************************/
/* Kernel module parameters */
extern int force_sensor;
extern int dump_sensor;
int ov9650_probe(struct sd *sd);
int ov9650_init(struct sd *sd);
int ov9650_power_down(struct sd *sd);
int ov9650_read_sensor(struct sd *sd, const u8 address,
u8 *i2c_data, const u8 len);
int ov9650_write_sensor(struct sd *sd, const u8 address,
u8 *i2c_data, const u8 len);
void ov9650_dump_registers(struct sd *sd);
int ov9650_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_gain(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_red_balance(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_brightness(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_brightness(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_auto_white_balance(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_auto_white_balance(struct gspca_dev *gspca_dev, __s32 val);
int ov9650_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val);
int ov9650_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val);
static struct m5602_sensor ov9650 = {
.name = "OV9650",
.i2c_slave_id = 0x60,
.probe = ov9650_probe,
.init = ov9650_init,
.power_down = ov9650_power_down,
.read_sensor = ov9650_read_sensor,
.write_sensor = ov9650_write_sensor,
.nctrls = 8,
.ctrls = {
{
{
.id = V4L2_CID_EXPOSURE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "exposure",
.minimum = 0x00,
.maximum = 0xffff,
.step = 0x1,
.default_value = EXPOSURE_DEFAULT,
.flags = V4L2_CTRL_FLAG_SLIDER
},
.set = ov9650_set_exposure,
.get = ov9650_get_exposure
}, {
{
.id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "gain",
.minimum = 0x00,
.maximum = 0x3ff,
.step = 0x1,
.default_value = GAIN_DEFAULT,
.flags = V4L2_CTRL_FLAG_SLIDER
},
.set = ov9650_set_gain,
.get = ov9650_get_gain
}, {
{
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "red balance",
.minimum = 0x00,
.maximum = 0xff,
.step = 0x1,
.default_value = RED_GAIN_DEFAULT,
.flags = V4L2_CTRL_FLAG_SLIDER
},
.set = ov9650_set_red_balance,
.get = ov9650_get_red_balance
}, {
{
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "blue balance",
.minimum = 0x00,
.maximum = 0xff,
.step = 0x1,
.default_value = BLUE_GAIN_DEFAULT,
.flags = V4L2_CTRL_FLAG_SLIDER
},
.set = ov9650_set_blue_balance,
.get = ov9650_get_blue_balance
}, {
{
.id = V4L2_CID_HFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "horizontal flip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = ov9650_set_hflip,
.get = ov9650_get_hflip
}, {
{
.id = V4L2_CID_VFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "vertical flip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = ov9650_set_vflip,
.get = ov9650_get_vflip
}, {
{
.id = V4L2_CID_AUTO_WHITE_BALANCE,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "auto white balance",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = ov9650_set_auto_white_balance,
.get = ov9650_get_auto_white_balance
}, {
{
.id = V4L2_CID_AUTOGAIN,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "auto gain control",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = ov9650_set_auto_gain,
.get = ov9650_get_auto_gain
}
},
.nmodes = 1,
.modes = {
{
M5602_DEFAULT_FRAME_WIDTH,
M5602_DEFAULT_FRAME_HEIGHT,
V4L2_PIX_FMT_SBGGR8,
V4L2_FIELD_NONE,
.sizeimage =
M5602_DEFAULT_FRAME_WIDTH * M5602_DEFAULT_FRAME_HEIGHT,
.bytesperline = M5602_DEFAULT_FRAME_WIDTH,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1
}
}
};
static const unsigned char preinit_ov9650[][3] =
{
/* [INITCAM] */
{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02},
{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0},
{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
{BRIDGE, M5602_XB_SENSOR_CTRL, 0x00},
{BRIDGE, M5602_XB_SENSOR_TYPE, 0x08},
{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
{BRIDGE, M5602_XB_I2C_CLK_DIV, 0x0a},
/* Reset chip */
{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
/* Enable double clock */
{SENSOR, OV9650_CLKRC, 0x80},
/* Do something out of spec with the power */
{SENSOR, OV9650_OFON, 0x40}
};
static const unsigned char init_ov9650[][3] =
{
/* [INITCAM] */
{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02},
{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0},
{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
{BRIDGE, M5602_XB_SENSOR_CTRL, 0x00},
{BRIDGE, M5602_XB_SENSOR_TYPE, 0x08},
{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
{BRIDGE, M5602_XB_I2C_CLK_DIV, 0x0a},
/* Reset chip */
{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
/* Enable double clock */
{SENSOR, OV9650_CLKRC, 0x80},
/* Do something out of spec with the power */
{SENSOR, OV9650_OFON, 0x40},
/* Set QQVGA */
{SENSOR, OV9650_COM1, 0x20},
/* Set fast AGC/AEC algorithm with unlimited step size */
{SENSOR, OV9650_COM8, OV9650_FAST_AGC_AEC |
OV9650_AEC_UNLIM_STEP_SIZE |
OV9650_AWB_EN | OV9650_AGC_EN},
{SENSOR, OV9650_CHLF, 0x10},
{SENSOR, OV9650_ARBLM, 0xbf},
{SENSOR, OV9650_ACOM38, 0x81},
/* Turn off color matrix coefficient double option */
{SENSOR, OV9650_COM16, 0x00},
/* Enable color matrix for RGB/YUV, Delay Y channel,
set output Y/UV delay to 1 */
{SENSOR, OV9650_COM13, 0x19},
/* Enable digital BLC, Set output mode to U Y V Y */
{SENSOR, OV9650_TSLB, 0x0c},
/* Limit the AGC/AEC stable upper region */
{SENSOR, OV9650_COM24, 0x00},
/* Enable HREF and some out of spec things */
{SENSOR, OV9650_COM12, 0x73},
/* Set all DBLC offset signs to positive and
do some out of spec stuff */
{SENSOR, OV9650_DBLC1, 0xdf},
{SENSOR, OV9650_COM21, 0x06},
{SENSOR, OV9650_RSVD35, 0x91},
/* Necessary, no camera stream without it */
{SENSOR, OV9650_RSVD16, 0x06},
{SENSOR, OV9650_RSVD94, 0x99},
{SENSOR, OV9650_RSVD95, 0x99},
{SENSOR, OV9650_RSVD96, 0x04},
/* Enable full range output */
{SENSOR, OV9650_COM15, 0x0},
/* Enable HREF at optical black, enable ADBLC bias,
enable ADBLC, reset timings at format change */
{SENSOR, OV9650_COM6, 0x4b},
/* Subtract 32 from the B channel bias */
{SENSOR, OV9650_BBIAS, 0xa0},
/* Subtract 32 from the Gb channel bias */
{SENSOR, OV9650_GbBIAS, 0xa0},
/* Do not bypass the analog BLC and to some out of spec stuff */
{SENSOR, OV9650_Gr_COM, 0x00},
/* Subtract 32 from the R channel bias */
{SENSOR, OV9650_RBIAS, 0xa0},
/* Subtract 32 from the R channel bias */
{SENSOR, OV9650_RBIAS, 0x0},
{SENSOR, OV9650_COM26, 0x80},
{SENSOR, OV9650_ACOMA9, 0x98},
/* Set the AGC/AEC stable region upper limit */
{SENSOR, OV9650_AEW, 0x68},
/* Set the AGC/AEC stable region lower limit */
{SENSOR, OV9650_AEB, 0x5c},
/* Set the high and low limit nibbles to 3 */
{SENSOR, OV9650_VPT, 0xc3},
/* Set the Automatic Gain Ceiling (AGC) to 128x,
drop VSYNC at frame drop,
limit exposure timing,
drop frame when the AEC step is larger than the exposure gap */
{SENSOR, OV9650_COM9, 0x6e},
/* Set VSYNC negative, Set RESET to SLHS (slave mode horizontal sync)
and set PWDN to SLVS (slave mode vertical sync) */
{SENSOR, OV9650_COM10, 0x42},
/* Set horizontal column start high to default value */
{SENSOR, OV9650_HSTART, 0x1a},
/* Set horizontal column end */
{SENSOR, OV9650_HSTOP, 0xbf},
/* Complementing register to the two writes above */
{SENSOR, OV9650_HREF, 0xb2},
/* Set vertical row start high bits */
{SENSOR, OV9650_VSTRT, 0x02},
/* Set vertical row end low bits */
{SENSOR, OV9650_VSTOP, 0x7e},
/* Set complementing vertical frame control */
{SENSOR, OV9650_VREF, 0x10},
/* Set raw RGB output format with VGA resolution */
{SENSOR, OV9650_COM7, OV9650_VGA_SELECT |
OV9650_RGB_SELECT |
OV9650_RAW_RGB_SELECT},
{SENSOR, OV9650_ADC, 0x04},
{SENSOR, OV9650_HV, 0x40},
/* Enable denoise, and white-pixel erase */
{SENSOR, OV9650_COM22, 0x23},
/* Set the high bits of the exposure value */
{SENSOR, OV9650_AECH, ((EXPOSURE_DEFAULT & 0xff00) >> 8)},
/* Set the low bits of the exposure value */
{SENSOR, OV9650_COM1, (EXPOSURE_DEFAULT & 0xff)},
{SENSOR, OV9650_GAIN, GAIN_DEFAULT},
{SENSOR, OV9650_BLUE, BLUE_GAIN_DEFAULT},
{SENSOR, OV9650_RED, RED_GAIN_DEFAULT},
{SENSOR, OV9650_COM3, OV9650_VARIOPIXEL},
{SENSOR, OV9650_COM5, OV9650_SYSTEM_CLK_SEL},
{BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x82},
{BRIDGE, M5602_XB_LINE_OF_FRAME_L, 0x00},
{BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
{BRIDGE, M5602_XB_PIX_OF_LINE_L, 0x00},
{BRIDGE, M5602_XB_SIG_INI, 0x01},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x09},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
{BRIDGE, M5602_XB_VSYNC_PARA, 0xe0},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x5e},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
{BRIDGE, M5602_XB_HSYNC_PARA, 0xde}
};
static const unsigned char power_down_ov9650[][3] =
{
{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x04},
{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
{SENSOR, OV9650_COM7, 0x80},
{SENSOR, OV9650_OFON, 0xf4},
{SENSOR, OV9650_MVFP, 0x80},
{SENSOR, OV9650_DBLV, 0x3f},
{SENSOR, OV9650_RSVD36, 0x49},
{SENSOR, OV9650_COM7, 0x05},
{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
{BRIDGE, M5602_XB_GPIO_EN_L, 0x06},
{BRIDGE, M5602_XB_GPIO_DAT_H, 0x02},
{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x04},
{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}
};
/* Vertically and horizontally flips the image if matched, needed for machines
where the sensor is mounted upside down */
static
const
struct dmi_system_id ov9650_flip_dmi_table[] = {
{
.ident = "ASUS A6VC",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "A6VC")
}
},
{
.ident = "ASUS A6VM",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "A6VM")
}
},
{
.ident = "ASUS A6JC",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "A6JC")
}
},
{
.ident = "ASUS A6Kt",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "A6Kt")
}
},
{ }
};
#endif
|
