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Linux 4.16.11
[linux/fpc-iii.git] / drivers / media / i2c / ov5670.c
blob9f9196568eb863327dde07e61177469623436b1c
1 /*
2 * Copyright (c) 2017 Intel Corporation.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License version
6 * 2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 */
14
15 #include <linux/acpi.h>
16 #include <linux/i2c.h>
17 #include <linux/module.h>
18 #include <linux/pm_runtime.h>
19 #include <media/v4l2-ctrls.h>
20 #include <media/v4l2-device.h>
21
22 #define OV5670_REG_CHIP_ID 0x300a
23 #define OV5670_CHIP_ID 0x005670
24
25 #define OV5670_REG_MODE_SELECT 0x0100
26 #define OV5670_MODE_STANDBY 0x00
27 #define OV5670_MODE_STREAMING 0x01
28
29 #define OV5670_REG_SOFTWARE_RST 0x0103
30 #define OV5670_SOFTWARE_RST 0x01
31
32 /* vertical-timings from sensor */
33 #define OV5670_REG_VTS 0x380e
34 #define OV5670_VTS_30FPS 0x0808 /* default for 30 fps */
35 #define OV5670_VTS_MAX 0xffff
36
37 /* horizontal-timings from sensor */
38 #define OV5670_REG_HTS 0x380c
39
40 /*
41 * Pixels-per-line(PPL) = Time-per-line * pixel-rate
42 * In OV5670, Time-per-line = HTS/SCLK.
43 * HTS is fixed for all resolutions, not recommended to change.
44 */
45 #define OV5670_FIXED_PPL 2724 /* Pixels per line */
46
47 /* Exposure controls from sensor */
48 #define OV5670_REG_EXPOSURE 0x3500
49 #define OV5670_EXPOSURE_MIN 4
50 #define OV5670_EXPOSURE_STEP 1
51
52 /* Analog gain controls from sensor */
53 #define OV5670_REG_ANALOG_GAIN 0x3508
54 #define ANALOG_GAIN_MIN 0
55 #define ANALOG_GAIN_MAX 8191
56 #define ANALOG_GAIN_STEP 1
57 #define ANALOG_GAIN_DEFAULT 128
58
59 /* Digital gain controls from sensor */
60 #define OV5670_REG_R_DGTL_GAIN 0x5032
61 #define OV5670_REG_G_DGTL_GAIN 0x5034
62 #define OV5670_REG_B_DGTL_GAIN 0x5036
63 #define OV5670_DGTL_GAIN_MIN 0
64 #define OV5670_DGTL_GAIN_MAX 4095
65 #define OV5670_DGTL_GAIN_STEP 1
66 #define OV5670_DGTL_GAIN_DEFAULT 1024
67
68 /* Test Pattern Control */
69 #define OV5670_REG_TEST_PATTERN 0x4303
70 #define OV5670_TEST_PATTERN_ENABLE BIT(3)
71 #define OV5670_REG_TEST_PATTERN_CTRL 0x4320
72
73 #define OV5670_REG_VALUE_08BIT 1
74 #define OV5670_REG_VALUE_16BIT 2
75 #define OV5670_REG_VALUE_24BIT 3
76
77 /* Initial number of frames to skip to avoid possible garbage */
78 #define OV5670_NUM_OF_SKIP_FRAMES 2
79
80 struct ov5670_reg {
81 u16 address;
82 u8 val;
83 };
84
85 struct ov5670_reg_list {
86 u32 num_of_regs;
87 const struct ov5670_reg *regs;
88 };
89
90 struct ov5670_link_freq_config {
91 u32 pixel_rate;
92 const struct ov5670_reg_list reg_list;
93 };
94
95 struct ov5670_mode {
96 /* Frame width in pixels */
97 u32 width;
98
99 /* Frame height in pixels */
100 u32 height;
101
102 /* Default vertical timining size */
103 u32 vts_def;
104
105 /* Min vertical timining size */
106 u32 vts_min;
107
108 /* Link frequency needed for this resolution */
109 u32 link_freq_index;
110
111 /* Sensor register settings for this resolution */
112 const struct ov5670_reg_list reg_list;
113 };
114
115 static const struct ov5670_reg mipi_data_rate_840mbps[] = {
116 {0x0300, 0x04},
117 {0x0301, 0x00},
118 {0x0302, 0x84},
119 {0x0303, 0x00},
120 {0x0304, 0x03},
121 {0x0305, 0x01},
122 {0x0306, 0x01},
123 {0x030a, 0x00},
124 {0x030b, 0x00},
125 {0x030c, 0x00},
126 {0x030d, 0x26},
127 {0x030e, 0x00},
128 {0x030f, 0x06},
129 {0x0312, 0x01},
130 {0x3031, 0x0a},
131 };
132
133 static const struct ov5670_reg mode_2592x1944_regs[] = {
134 {0x3000, 0x00},
135 {0x3002, 0x21},
136 {0x3005, 0xf0},
137 {0x3007, 0x00},
138 {0x3015, 0x0f},
139 {0x3018, 0x32},
140 {0x301a, 0xf0},
141 {0x301b, 0xf0},
142 {0x301c, 0xf0},
143 {0x301d, 0xf0},
144 {0x301e, 0xf0},
145 {0x3030, 0x00},
146 {0x3031, 0x0a},
147 {0x303c, 0xff},
148 {0x303e, 0xff},
149 {0x3040, 0xf0},
150 {0x3041, 0x00},
151 {0x3042, 0xf0},
152 {0x3106, 0x11},
153 {0x3500, 0x00},
154 {0x3501, 0x80},
155 {0x3502, 0x00},
156 {0x3503, 0x04},
157 {0x3504, 0x03},
158 {0x3505, 0x83},
159 {0x3508, 0x04},
160 {0x3509, 0x00},
161 {0x350e, 0x04},
162 {0x350f, 0x00},
163 {0x3510, 0x00},
164 {0x3511, 0x02},
165 {0x3512, 0x00},
166 {0x3601, 0xc8},
167 {0x3610, 0x88},
168 {0x3612, 0x48},
169 {0x3614, 0x5b},
170 {0x3615, 0x96},
171 {0x3621, 0xd0},
172 {0x3622, 0x00},
173 {0x3623, 0x00},
174 {0x3633, 0x13},
175 {0x3634, 0x13},
176 {0x3635, 0x13},
177 {0x3636, 0x13},
178 {0x3645, 0x13},
179 {0x3646, 0x82},
180 {0x3650, 0x00},
181 {0x3652, 0xff},
182 {0x3655, 0x20},
183 {0x3656, 0xff},
184 {0x365a, 0xff},
185 {0x365e, 0xff},
186 {0x3668, 0x00},
187 {0x366a, 0x07},
188 {0x366e, 0x10},
189 {0x366d, 0x00},
190 {0x366f, 0x80},
191 {0x3700, 0x28},
192 {0x3701, 0x10},
193 {0x3702, 0x3a},
194 {0x3703, 0x19},
195 {0x3704, 0x10},
196 {0x3705, 0x00},
197 {0x3706, 0x66},
198 {0x3707, 0x08},
199 {0x3708, 0x34},
200 {0x3709, 0x40},
201 {0x370a, 0x01},
202 {0x370b, 0x1b},
203 {0x3714, 0x24},
204 {0x371a, 0x3e},
205 {0x3733, 0x00},
206 {0x3734, 0x00},
207 {0x373a, 0x05},
208 {0x373b, 0x06},
209 {0x373c, 0x0a},
210 {0x373f, 0xa0},
211 {0x3755, 0x00},
212 {0x3758, 0x00},
213 {0x375b, 0x0e},
214 {0x3766, 0x5f},
215 {0x3768, 0x00},
216 {0x3769, 0x22},
217 {0x3773, 0x08},
218 {0x3774, 0x1f},
219 {0x3776, 0x06},
220 {0x37a0, 0x88},
221 {0x37a1, 0x5c},
222 {0x37a7, 0x88},
223 {0x37a8, 0x70},
224 {0x37aa, 0x88},
225 {0x37ab, 0x48},
226 {0x37b3, 0x66},
227 {0x37c2, 0x04},
228 {0x37c5, 0x00},
229 {0x37c8, 0x00},
230 {0x3800, 0x00},
231 {0x3801, 0x0c},
232 {0x3802, 0x00},
233 {0x3803, 0x04},
234 {0x3804, 0x0a},
235 {0x3805, 0x33},
236 {0x3806, 0x07},
237 {0x3807, 0xa3},
238 {0x3808, 0x0a},
239 {0x3809, 0x20},
240 {0x380a, 0x07},
241 {0x380b, 0x98},
242 {0x380c, 0x06},
243 {0x380d, 0x90},
244 {0x380e, 0x08},
245 {0x380f, 0x08},
246 {0x3811, 0x04},
247 {0x3813, 0x02},
248 {0x3814, 0x01},
249 {0x3815, 0x01},
250 {0x3816, 0x00},
251 {0x3817, 0x00},
252 {0x3818, 0x00},
253 {0x3819, 0x00},
254 {0x3820, 0x84},
255 {0x3821, 0x46},
256 {0x3822, 0x48},
257 {0x3826, 0x00},
258 {0x3827, 0x08},
259 {0x382a, 0x01},
260 {0x382b, 0x01},
261 {0x3830, 0x08},
262 {0x3836, 0x02},
263 {0x3837, 0x00},
264 {0x3838, 0x10},
265 {0x3841, 0xff},
266 {0x3846, 0x48},
267 {0x3861, 0x00},
268 {0x3862, 0x04},
269 {0x3863, 0x06},
270 {0x3a11, 0x01},
271 {0x3a12, 0x78},
272 {0x3b00, 0x00},
273 {0x3b02, 0x00},
274 {0x3b03, 0x00},
275 {0x3b04, 0x00},
276 {0x3b05, 0x00},
277 {0x3c00, 0x89},
278 {0x3c01, 0xab},
279 {0x3c02, 0x01},
280 {0x3c03, 0x00},
281 {0x3c04, 0x00},
282 {0x3c05, 0x03},
283 {0x3c06, 0x00},
284 {0x3c07, 0x05},
285 {0x3c0c, 0x00},
286 {0x3c0d, 0x00},
287 {0x3c0e, 0x00},
288 {0x3c0f, 0x00},
289 {0x3c40, 0x00},
290 {0x3c41, 0xa3},
291 {0x3c43, 0x7d},
292 {0x3c45, 0xd7},
293 {0x3c47, 0xfc},
294 {0x3c50, 0x05},
295 {0x3c52, 0xaa},
296 {0x3c54, 0x71},
297 {0x3c56, 0x80},
298 {0x3d85, 0x17},
299 {0x3f03, 0x00},
300 {0x3f0a, 0x00},
301 {0x3f0b, 0x00},
302 {0x4001, 0x60},
303 {0x4009, 0x0d},
304 {0x4020, 0x00},
305 {0x4021, 0x00},
306 {0x4022, 0x00},
307 {0x4023, 0x00},
308 {0x4024, 0x00},
309 {0x4025, 0x00},
310 {0x4026, 0x00},
311 {0x4027, 0x00},
312 {0x4028, 0x00},
313 {0x4029, 0x00},
314 {0x402a, 0x00},
315 {0x402b, 0x00},
316 {0x402c, 0x00},
317 {0x402d, 0x00},
318 {0x402e, 0x00},
319 {0x402f, 0x00},
320 {0x4040, 0x00},
321 {0x4041, 0x03},
322 {0x4042, 0x00},
323 {0x4043, 0x7A},
324 {0x4044, 0x00},
325 {0x4045, 0x7A},
326 {0x4046, 0x00},
327 {0x4047, 0x7A},
328 {0x4048, 0x00},
329 {0x4049, 0x7A},
330 {0x4307, 0x30},
331 {0x4500, 0x58},
332 {0x4501, 0x04},
333 {0x4502, 0x40},
334 {0x4503, 0x10},
335 {0x4508, 0xaa},
336 {0x4509, 0xaa},
337 {0x450a, 0x00},
338 {0x450b, 0x00},
339 {0x4600, 0x01},
340 {0x4601, 0x03},
341 {0x4700, 0xa4},
342 {0x4800, 0x4c},
343 {0x4816, 0x53},
344 {0x481f, 0x40},
345 {0x4837, 0x13},
346 {0x5000, 0x56},
347 {0x5001, 0x01},
348 {0x5002, 0x28},
349 {0x5004, 0x0c},
350 {0x5006, 0x0c},
351 {0x5007, 0xe0},
352 {0x5008, 0x01},
353 {0x5009, 0xb0},
354 {0x5901, 0x00},
355 {0x5a01, 0x00},
356 {0x5a03, 0x00},
357 {0x5a04, 0x0c},
358 {0x5a05, 0xe0},
359 {0x5a06, 0x09},
360 {0x5a07, 0xb0},
361 {0x5a08, 0x06},
362 {0x5e00, 0x00},
363 {0x3734, 0x40},
364 {0x5b00, 0x01},
365 {0x5b01, 0x10},
366 {0x5b02, 0x01},
367 {0x5b03, 0xdb},
368 {0x3d8c, 0x71},
369 {0x3d8d, 0xea},
370 {0x4017, 0x08},
371 {0x3618, 0x2a},
372 {0x5780, 0x3e},
373 {0x5781, 0x0f},
374 {0x5782, 0x44},
375 {0x5783, 0x02},
376 {0x5784, 0x01},
377 {0x5785, 0x01},
378 {0x5786, 0x00},
379 {0x5787, 0x04},
380 {0x5788, 0x02},
381 {0x5789, 0x0f},
382 {0x578a, 0xfd},
383 {0x578b, 0xf5},
384 {0x578c, 0xf5},
385 {0x578d, 0x03},
386 {0x578e, 0x08},
387 {0x578f, 0x0c},
388 {0x5790, 0x08},
389 {0x5791, 0x06},
390 {0x5792, 0x00},
391 {0x5793, 0x52},
392 {0x5794, 0xa3},
393 {0x3503, 0x00},
394 {0x5045, 0x05},
395 {0x4003, 0x40},
396 {0x5048, 0x40}
397 };
398
399 static const struct ov5670_reg mode_1296x972_regs[] = {
400 {0x3000, 0x00},
401 {0x3002, 0x21},
402 {0x3005, 0xf0},
403 {0x3007, 0x00},
404 {0x3015, 0x0f},
405 {0x3018, 0x32},
406 {0x301a, 0xf0},
407 {0x301b, 0xf0},
408 {0x301c, 0xf0},
409 {0x301d, 0xf0},
410 {0x301e, 0xf0},
411 {0x3030, 0x00},
412 {0x3031, 0x0a},
413 {0x303c, 0xff},
414 {0x303e, 0xff},
415 {0x3040, 0xf0},
416 {0x3041, 0x00},
417 {0x3042, 0xf0},
418 {0x3106, 0x11},
419 {0x3500, 0x00},
420 {0x3501, 0x80},
421 {0x3502, 0x00},
422 {0x3503, 0x04},
423 {0x3504, 0x03},
424 {0x3505, 0x83},
425 {0x3508, 0x07},
426 {0x3509, 0x80},
427 {0x350e, 0x04},
428 {0x350f, 0x00},
429 {0x3510, 0x00},
430 {0x3511, 0x02},
431 {0x3512, 0x00},
432 {0x3601, 0xc8},
433 {0x3610, 0x88},
434 {0x3612, 0x48},
435 {0x3614, 0x5b},
436 {0x3615, 0x96},
437 {0x3621, 0xd0},
438 {0x3622, 0x00},
439 {0x3623, 0x00},
440 {0x3633, 0x13},
441 {0x3634, 0x13},
442 {0x3635, 0x13},
443 {0x3636, 0x13},
444 {0x3645, 0x13},
445 {0x3646, 0x82},
446 {0x3650, 0x00},
447 {0x3652, 0xff},
448 {0x3655, 0x20},
449 {0x3656, 0xff},
450 {0x365a, 0xff},
451 {0x365e, 0xff},
452 {0x3668, 0x00},
453 {0x366a, 0x07},
454 {0x366e, 0x08},
455 {0x366d, 0x00},
456 {0x366f, 0x80},
457 {0x3700, 0x28},
458 {0x3701, 0x10},
459 {0x3702, 0x3a},
460 {0x3703, 0x19},
461 {0x3704, 0x10},
462 {0x3705, 0x00},
463 {0x3706, 0x66},
464 {0x3707, 0x08},
465 {0x3708, 0x34},
466 {0x3709, 0x40},
467 {0x370a, 0x01},
468 {0x370b, 0x1b},
469 {0x3714, 0x24},
470 {0x371a, 0x3e},
471 {0x3733, 0x00},
472 {0x3734, 0x00},
473 {0x373a, 0x05},
474 {0x373b, 0x06},
475 {0x373c, 0x0a},
476 {0x373f, 0xa0},
477 {0x3755, 0x00},
478 {0x3758, 0x00},
479 {0x375b, 0x0e},
480 {0x3766, 0x5f},
481 {0x3768, 0x00},
482 {0x3769, 0x22},
483 {0x3773, 0x08},
484 {0x3774, 0x1f},
485 {0x3776, 0x06},
486 {0x37a0, 0x88},
487 {0x37a1, 0x5c},
488 {0x37a7, 0x88},
489 {0x37a8, 0x70},
490 {0x37aa, 0x88},
491 {0x37ab, 0x48},
492 {0x37b3, 0x66},
493 {0x37c2, 0x04},
494 {0x37c5, 0x00},
495 {0x37c8, 0x00},
496 {0x3800, 0x00},
497 {0x3801, 0x0c},
498 {0x3802, 0x00},
499 {0x3803, 0x04},
500 {0x3804, 0x0a},
501 {0x3805, 0x33},
502 {0x3806, 0x07},
503 {0x3807, 0xa3},
504 {0x3808, 0x05},
505 {0x3809, 0x10},
506 {0x380a, 0x03},
507 {0x380b, 0xcc},
508 {0x380c, 0x06},
509 {0x380d, 0x90},
510 {0x380e, 0x08},
511 {0x380f, 0x08},
512 {0x3811, 0x04},
513 {0x3813, 0x04},
514 {0x3814, 0x03},
515 {0x3815, 0x01},
516 {0x3816, 0x00},
517 {0x3817, 0x00},
518 {0x3818, 0x00},
519 {0x3819, 0x00},
520 {0x3820, 0x94},
521 {0x3821, 0x47},
522 {0x3822, 0x48},
523 {0x3826, 0x00},
524 {0x3827, 0x08},
525 {0x382a, 0x03},
526 {0x382b, 0x01},
527 {0x3830, 0x08},
528 {0x3836, 0x02},
529 {0x3837, 0x00},
530 {0x3838, 0x10},
531 {0x3841, 0xff},
532 {0x3846, 0x48},
533 {0x3861, 0x00},
534 {0x3862, 0x04},
535 {0x3863, 0x06},
536 {0x3a11, 0x01},
537 {0x3a12, 0x78},
538 {0x3b00, 0x00},
539 {0x3b02, 0x00},
540 {0x3b03, 0x00},
541 {0x3b04, 0x00},
542 {0x3b05, 0x00},
543 {0x3c00, 0x89},
544 {0x3c01, 0xab},
545 {0x3c02, 0x01},
546 {0x3c03, 0x00},
547 {0x3c04, 0x00},
548 {0x3c05, 0x03},
549 {0x3c06, 0x00},
550 {0x3c07, 0x05},
551 {0x3c0c, 0x00},
552 {0x3c0d, 0x00},
553 {0x3c0e, 0x00},
554 {0x3c0f, 0x00},
555 {0x3c40, 0x00},
556 {0x3c41, 0xa3},
557 {0x3c43, 0x7d},
558 {0x3c45, 0xd7},
559 {0x3c47, 0xfc},
560 {0x3c50, 0x05},
561 {0x3c52, 0xaa},
562 {0x3c54, 0x71},
563 {0x3c56, 0x80},
564 {0x3d85, 0x17},
565 {0x3f03, 0x00},
566 {0x3f0a, 0x00},
567 {0x3f0b, 0x00},
568 {0x4001, 0x60},
569 {0x4009, 0x05},
570 {0x4020, 0x00},
571 {0x4021, 0x00},
572 {0x4022, 0x00},
573 {0x4023, 0x00},
574 {0x4024, 0x00},
575 {0x4025, 0x00},
576 {0x4026, 0x00},
577 {0x4027, 0x00},
578 {0x4028, 0x00},
579 {0x4029, 0x00},
580 {0x402a, 0x00},
581 {0x402b, 0x00},
582 {0x402c, 0x00},
583 {0x402d, 0x00},
584 {0x402e, 0x00},
585 {0x402f, 0x00},
586 {0x4040, 0x00},
587 {0x4041, 0x03},
588 {0x4042, 0x00},
589 {0x4043, 0x7A},
590 {0x4044, 0x00},
591 {0x4045, 0x7A},
592 {0x4046, 0x00},
593 {0x4047, 0x7A},
594 {0x4048, 0x00},
595 {0x4049, 0x7A},
596 {0x4307, 0x30},
597 {0x4500, 0x58},
598 {0x4501, 0x04},
599 {0x4502, 0x48},
600 {0x4503, 0x10},
601 {0x4508, 0x55},
602 {0x4509, 0x55},
603 {0x450a, 0x00},
604 {0x450b, 0x00},
605 {0x4600, 0x00},
606 {0x4601, 0x81},
607 {0x4700, 0xa4},
608 {0x4800, 0x4c},
609 {0x4816, 0x53},
610 {0x481f, 0x40},
611 {0x4837, 0x13},
612 {0x5000, 0x56},
613 {0x5001, 0x01},
614 {0x5002, 0x28},
615 {0x5004, 0x0c},
616 {0x5006, 0x0c},
617 {0x5007, 0xe0},
618 {0x5008, 0x01},
619 {0x5009, 0xb0},
620 {0x5901, 0x00},
621 {0x5a01, 0x00},
622 {0x5a03, 0x00},
623 {0x5a04, 0x0c},
624 {0x5a05, 0xe0},
625 {0x5a06, 0x09},
626 {0x5a07, 0xb0},
627 {0x5a08, 0x06},
628 {0x5e00, 0x00},
629 {0x3734, 0x40},
630 {0x5b00, 0x01},
631 {0x5b01, 0x10},
632 {0x5b02, 0x01},
633 {0x5b03, 0xdb},
634 {0x3d8c, 0x71},
635 {0x3d8d, 0xea},
636 {0x4017, 0x10},
637 {0x3618, 0x2a},
638 {0x5780, 0x3e},
639 {0x5781, 0x0f},
640 {0x5782, 0x44},
641 {0x5783, 0x02},
642 {0x5784, 0x01},
643 {0x5785, 0x01},
644 {0x5786, 0x00},
645 {0x5787, 0x04},
646 {0x5788, 0x02},
647 {0x5789, 0x0f},
648 {0x578a, 0xfd},
649 {0x578b, 0xf5},
650 {0x578c, 0xf5},
651 {0x578d, 0x03},
652 {0x578e, 0x08},
653 {0x578f, 0x0c},
654 {0x5790, 0x08},
655 {0x5791, 0x04},
656 {0x5792, 0x00},
657 {0x5793, 0x52},
658 {0x5794, 0xa3},
659 {0x3503, 0x00},
660 {0x5045, 0x05},
661 {0x4003, 0x40},
662 {0x5048, 0x40}
663 };
664
665 static const struct ov5670_reg mode_648x486_regs[] = {
666 {0x3000, 0x00},
667 {0x3002, 0x21},
668 {0x3005, 0xf0},
669 {0x3007, 0x00},
670 {0x3015, 0x0f},
671 {0x3018, 0x32},
672 {0x301a, 0xf0},
673 {0x301b, 0xf0},
674 {0x301c, 0xf0},
675 {0x301d, 0xf0},
676 {0x301e, 0xf0},
677 {0x3030, 0x00},
678 {0x3031, 0x0a},
679 {0x303c, 0xff},
680 {0x303e, 0xff},
681 {0x3040, 0xf0},
682 {0x3041, 0x00},
683 {0x3042, 0xf0},
684 {0x3106, 0x11},
685 {0x3500, 0x00},
686 {0x3501, 0x80},
687 {0x3502, 0x00},
688 {0x3503, 0x04},
689 {0x3504, 0x03},
690 {0x3505, 0x83},
691 {0x3508, 0x04},
692 {0x3509, 0x00},
693 {0x350e, 0x04},
694 {0x350f, 0x00},
695 {0x3510, 0x00},
696 {0x3511, 0x02},
697 {0x3512, 0x00},
698 {0x3601, 0xc8},
699 {0x3610, 0x88},
700 {0x3612, 0x48},
701 {0x3614, 0x5b},
702 {0x3615, 0x96},
703 {0x3621, 0xd0},
704 {0x3622, 0x00},
705 {0x3623, 0x04},
706 {0x3633, 0x13},
707 {0x3634, 0x13},
708 {0x3635, 0x13},
709 {0x3636, 0x13},
710 {0x3645, 0x13},
711 {0x3646, 0x82},
712 {0x3650, 0x00},
713 {0x3652, 0xff},
714 {0x3655, 0x20},
715 {0x3656, 0xff},
716 {0x365a, 0xff},
717 {0x365e, 0xff},
718 {0x3668, 0x00},
719 {0x366a, 0x07},
720 {0x366e, 0x08},
721 {0x366d, 0x00},
722 {0x366f, 0x80},
723 {0x3700, 0x28},
724 {0x3701, 0x10},
725 {0x3702, 0x3a},
726 {0x3703, 0x19},
727 {0x3704, 0x10},
728 {0x3705, 0x00},
729 {0x3706, 0x66},
730 {0x3707, 0x08},
731 {0x3708, 0x34},
732 {0x3709, 0x40},
733 {0x370a, 0x01},
734 {0x370b, 0x1b},
735 {0x3714, 0x24},
736 {0x371a, 0x3e},
737 {0x3733, 0x00},
738 {0x3734, 0x00},
739 {0x373a, 0x05},
740 {0x373b, 0x06},
741 {0x373c, 0x0a},
742 {0x373f, 0xa0},
743 {0x3755, 0x00},
744 {0x3758, 0x00},
745 {0x375b, 0x0e},
746 {0x3766, 0x5f},
747 {0x3768, 0x00},
748 {0x3769, 0x22},
749 {0x3773, 0x08},
750 {0x3774, 0x1f},
751 {0x3776, 0x06},
752 {0x37a0, 0x88},
753 {0x37a1, 0x5c},
754 {0x37a7, 0x88},
755 {0x37a8, 0x70},
756 {0x37aa, 0x88},
757 {0x37ab, 0x48},
758 {0x37b3, 0x66},
759 {0x37c2, 0x04},
760 {0x37c5, 0x00},
761 {0x37c8, 0x00},
762 {0x3800, 0x00},
763 {0x3801, 0x0c},
764 {0x3802, 0x00},
765 {0x3803, 0x04},
766 {0x3804, 0x0a},
767 {0x3805, 0x33},
768 {0x3806, 0x07},
769 {0x3807, 0xa3},
770 {0x3808, 0x02},
771 {0x3809, 0x88},
772 {0x380a, 0x01},
773 {0x380b, 0xe6},
774 {0x380c, 0x06},
775 {0x380d, 0x90},
776 {0x380e, 0x08},
777 {0x380f, 0x08},
778 {0x3811, 0x04},
779 {0x3813, 0x02},
780 {0x3814, 0x07},
781 {0x3815, 0x01},
782 {0x3816, 0x00},
783 {0x3817, 0x00},
784 {0x3818, 0x00},
785 {0x3819, 0x00},
786 {0x3820, 0x94},
787 {0x3821, 0xc6},
788 {0x3822, 0x48},
789 {0x3826, 0x00},
790 {0x3827, 0x08},
791 {0x382a, 0x07},
792 {0x382b, 0x01},
793 {0x3830, 0x08},
794 {0x3836, 0x02},
795 {0x3837, 0x00},
796 {0x3838, 0x10},
797 {0x3841, 0xff},
798 {0x3846, 0x48},
799 {0x3861, 0x00},
800 {0x3862, 0x04},
801 {0x3863, 0x06},
802 {0x3a11, 0x01},
803 {0x3a12, 0x78},
804 {0x3b00, 0x00},
805 {0x3b02, 0x00},
806 {0x3b03, 0x00},
807 {0x3b04, 0x00},
808 {0x3b05, 0x00},
809 {0x3c00, 0x89},
810 {0x3c01, 0xab},
811 {0x3c02, 0x01},
812 {0x3c03, 0x00},
813 {0x3c04, 0x00},
814 {0x3c05, 0x03},
815 {0x3c06, 0x00},
816 {0x3c07, 0x05},
817 {0x3c0c, 0x00},
818 {0x3c0d, 0x00},
819 {0x3c0e, 0x00},
820 {0x3c0f, 0x00},
821 {0x3c40, 0x00},
822 {0x3c41, 0xa3},
823 {0x3c43, 0x7d},
824 {0x3c45, 0xd7},
825 {0x3c47, 0xfc},
826 {0x3c50, 0x05},
827 {0x3c52, 0xaa},
828 {0x3c54, 0x71},
829 {0x3c56, 0x80},
830 {0x3d85, 0x17},
831 {0x3f03, 0x00},
832 {0x3f0a, 0x00},
833 {0x3f0b, 0x00},
834 {0x4001, 0x60},
835 {0x4009, 0x05},
836 {0x4020, 0x00},
837 {0x4021, 0x00},
838 {0x4022, 0x00},
839 {0x4023, 0x00},
840 {0x4024, 0x00},
841 {0x4025, 0x00},
842 {0x4026, 0x00},
843 {0x4027, 0x00},
844 {0x4028, 0x00},
845 {0x4029, 0x00},
846 {0x402a, 0x00},
847 {0x402b, 0x00},
848 {0x402c, 0x00},
849 {0x402d, 0x00},
850 {0x402e, 0x00},
851 {0x402f, 0x00},
852 {0x4040, 0x00},
853 {0x4041, 0x03},
854 {0x4042, 0x00},
855 {0x4043, 0x7A},
856 {0x4044, 0x00},
857 {0x4045, 0x7A},
858 {0x4046, 0x00},
859 {0x4047, 0x7A},
860 {0x4048, 0x00},
861 {0x4049, 0x7A},
862 {0x4307, 0x30},
863 {0x4500, 0x58},
864 {0x4501, 0x04},
865 {0x4502, 0x40},
866 {0x4503, 0x10},
867 {0x4508, 0x55},
868 {0x4509, 0x55},
869 {0x450a, 0x02},
870 {0x450b, 0x00},
871 {0x4600, 0x00},
872 {0x4601, 0x40},
873 {0x4700, 0xa4},
874 {0x4800, 0x4c},
875 {0x4816, 0x53},
876 {0x481f, 0x40},
877 {0x4837, 0x13},
878 {0x5000, 0x56},
879 {0x5001, 0x01},
880 {0x5002, 0x28},
881 {0x5004, 0x0c},
882 {0x5006, 0x0c},
883 {0x5007, 0xe0},
884 {0x5008, 0x01},
885 {0x5009, 0xb0},
886 {0x5901, 0x00},
887 {0x5a01, 0x00},
888 {0x5a03, 0x00},
889 {0x5a04, 0x0c},
890 {0x5a05, 0xe0},
891 {0x5a06, 0x09},
892 {0x5a07, 0xb0},
893 {0x5a08, 0x06},
894 {0x5e00, 0x00},
895 {0x3734, 0x40},
896 {0x5b00, 0x01},
897 {0x5b01, 0x10},
898 {0x5b02, 0x01},
899 {0x5b03, 0xdb},
900 {0x3d8c, 0x71},
901 {0x3d8d, 0xea},
902 {0x4017, 0x10},
903 {0x3618, 0x2a},
904 {0x5780, 0x3e},
905 {0x5781, 0x0f},
906 {0x5782, 0x44},
907 {0x5783, 0x02},
908 {0x5784, 0x01},
909 {0x5785, 0x01},
910 {0x5786, 0x00},
911 {0x5787, 0x04},
912 {0x5788, 0x02},
913 {0x5789, 0x0f},
914 {0x578a, 0xfd},
915 {0x578b, 0xf5},
916 {0x578c, 0xf5},
917 {0x578d, 0x03},
918 {0x578e, 0x08},
919 {0x578f, 0x0c},
920 {0x5790, 0x08},
921 {0x5791, 0x06},
922 {0x5792, 0x00},
923 {0x5793, 0x52},
924 {0x5794, 0xa3},
925 {0x3503, 0x00},
926 {0x5045, 0x05},
927 {0x4003, 0x40},
928 {0x5048, 0x40}
929 };
930
931 static const struct ov5670_reg mode_2560x1440_regs[] = {
932 {0x3000, 0x00},
933 {0x3002, 0x21},
934 {0x3005, 0xf0},
935 {0x3007, 0x00},
936 {0x3015, 0x0f},
937 {0x3018, 0x32},
938 {0x301a, 0xf0},
939 {0x301b, 0xf0},
940 {0x301c, 0xf0},
941 {0x301d, 0xf0},
942 {0x301e, 0xf0},
943 {0x3030, 0x00},
944 {0x3031, 0x0a},
945 {0x303c, 0xff},
946 {0x303e, 0xff},
947 {0x3040, 0xf0},
948 {0x3041, 0x00},
949 {0x3042, 0xf0},
950 {0x3106, 0x11},
951 {0x3500, 0x00},
952 {0x3501, 0x80},
953 {0x3502, 0x00},
954 {0x3503, 0x04},
955 {0x3504, 0x03},
956 {0x3505, 0x83},
957 {0x3508, 0x04},
958 {0x3509, 0x00},
959 {0x350e, 0x04},
960 {0x350f, 0x00},
961 {0x3510, 0x00},
962 {0x3511, 0x02},
963 {0x3512, 0x00},
964 {0x3601, 0xc8},
965 {0x3610, 0x88},
966 {0x3612, 0x48},
967 {0x3614, 0x5b},
968 {0x3615, 0x96},
969 {0x3621, 0xd0},
970 {0x3622, 0x00},
971 {0x3623, 0x00},
972 {0x3633, 0x13},
973 {0x3634, 0x13},
974 {0x3635, 0x13},
975 {0x3636, 0x13},
976 {0x3645, 0x13},
977 {0x3646, 0x82},
978 {0x3650, 0x00},
979 {0x3652, 0xff},
980 {0x3655, 0x20},
981 {0x3656, 0xff},
982 {0x365a, 0xff},
983 {0x365e, 0xff},
984 {0x3668, 0x00},
985 {0x366a, 0x07},
986 {0x366e, 0x10},
987 {0x366d, 0x00},
988 {0x366f, 0x80},
989 {0x3700, 0x28},
990 {0x3701, 0x10},
991 {0x3702, 0x3a},
992 {0x3703, 0x19},
993 {0x3704, 0x10},
994 {0x3705, 0x00},
995 {0x3706, 0x66},
996 {0x3707, 0x08},
997 {0x3708, 0x34},
998 {0x3709, 0x40},
999 {0x370a, 0x01},
1000 {0x370b, 0x1b},
1001 {0x3714, 0x24},
1002 {0x371a, 0x3e},
1003 {0x3733, 0x00},
1004 {0x3734, 0x00},
1005 {0x373a, 0x05},
1006 {0x373b, 0x06},
1007 {0x373c, 0x0a},
1008 {0x373f, 0xa0},
1009 {0x3755, 0x00},
1010 {0x3758, 0x00},
1011 {0x375b, 0x0e},
1012 {0x3766, 0x5f},
1013 {0x3768, 0x00},
1014 {0x3769, 0x22},
1015 {0x3773, 0x08},
1016 {0x3774, 0x1f},
1017 {0x3776, 0x06},
1018 {0x37a0, 0x88},
1019 {0x37a1, 0x5c},
1020 {0x37a7, 0x88},
1021 {0x37a8, 0x70},
1022 {0x37aa, 0x88},
1023 {0x37ab, 0x48},
1024 {0x37b3, 0x66},
1025 {0x37c2, 0x04},
1026 {0x37c5, 0x00},
1027 {0x37c8, 0x00},
1028 {0x3800, 0x00},
1029 {0x3801, 0x0c},
1030 {0x3802, 0x00},
1031 {0x3803, 0x04},
1032 {0x3804, 0x0a},
1033 {0x3805, 0x33},
1034 {0x3806, 0x07},
1035 {0x3807, 0xa3},
1036 {0x3808, 0x0a},
1037 {0x3809, 0x00},
1038 {0x380a, 0x05},
1039 {0x380b, 0xa0},
1040 {0x380c, 0x06},
1041 {0x380d, 0x90},
1042 {0x380e, 0x08},
1043 {0x380f, 0x08},
1044 {0x3811, 0x04},
1045 {0x3813, 0x02},
1046 {0x3814, 0x01},
1047 {0x3815, 0x01},
1048 {0x3816, 0x00},
1049 {0x3817, 0x00},
1050 {0x3818, 0x00},
1051 {0x3819, 0x00},
1052 {0x3820, 0x84},
1053 {0x3821, 0x46},
1054 {0x3822, 0x48},
1055 {0x3826, 0x00},
1056 {0x3827, 0x08},
1057 {0x382a, 0x01},
1058 {0x382b, 0x01},
1059 {0x3830, 0x08},
1060 {0x3836, 0x02},
1061 {0x3837, 0x00},
1062 {0x3838, 0x10},
1063 {0x3841, 0xff},
1064 {0x3846, 0x48},
1065 {0x3861, 0x00},
1066 {0x3862, 0x04},
1067 {0x3863, 0x06},
1068 {0x3a11, 0x01},
1069 {0x3a12, 0x78},
1070 {0x3b00, 0x00},
1071 {0x3b02, 0x00},
1072 {0x3b03, 0x00},
1073 {0x3b04, 0x00},
1074 {0x3b05, 0x00},
1075 {0x3c00, 0x89},
1076 {0x3c01, 0xab},
1077 {0x3c02, 0x01},
1078 {0x3c03, 0x00},
1079 {0x3c04, 0x00},
1080 {0x3c05, 0x03},
1081 {0x3c06, 0x00},
1082 {0x3c07, 0x05},
1083 {0x3c0c, 0x00},
1084 {0x3c0d, 0x00},
1085 {0x3c0e, 0x00},
1086 {0x3c0f, 0x00},
1087 {0x3c40, 0x00},
1088 {0x3c41, 0xa3},
1089 {0x3c43, 0x7d},
1090 {0x3c45, 0xd7},
1091 {0x3c47, 0xfc},
1092 {0x3c50, 0x05},
1093 {0x3c52, 0xaa},
1094 {0x3c54, 0x71},
1095 {0x3c56, 0x80},
1096 {0x3d85, 0x17},
1097 {0x3f03, 0x00},
1098 {0x3f0a, 0x00},
1099 {0x3f0b, 0x00},
1100 {0x4001, 0x60},
1101 {0x4009, 0x0d},
1102 {0x4020, 0x00},
1103 {0x4021, 0x00},
1104 {0x4022, 0x00},
1105 {0x4023, 0x00},
1106 {0x4024, 0x00},
1107 {0x4025, 0x00},
1108 {0x4026, 0x00},
1109 {0x4027, 0x00},
1110 {0x4028, 0x00},
1111 {0x4029, 0x00},
1112 {0x402a, 0x00},
1113 {0x402b, 0x00},
1114 {0x402c, 0x00},
1115 {0x402d, 0x00},
1116 {0x402e, 0x00},
1117 {0x402f, 0x00},
1118 {0x4040, 0x00},
1119 {0x4041, 0x03},
1120 {0x4042, 0x00},
1121 {0x4043, 0x7A},
1122 {0x4044, 0x00},
1123 {0x4045, 0x7A},
1124 {0x4046, 0x00},
1125 {0x4047, 0x7A},
1126 {0x4048, 0x00},
1127 {0x4049, 0x7A},
1128 {0x4307, 0x30},
1129 {0x4500, 0x58},
1130 {0x4501, 0x04},
1131 {0x4502, 0x40},
1132 {0x4503, 0x10},
1133 {0x4508, 0xaa},
1134 {0x4509, 0xaa},
1135 {0x450a, 0x00},
1136 {0x450b, 0x00},
1137 {0x4600, 0x01},
1138 {0x4601, 0x00},
1139 {0x4700, 0xa4},
1140 {0x4800, 0x4c},
1141 {0x4816, 0x53},
1142 {0x481f, 0x40},
1143 {0x4837, 0x13},
1144 {0x5000, 0x56},
1145 {0x5001, 0x01},
1146 {0x5002, 0x28},
1147 {0x5004, 0x0c},
1148 {0x5006, 0x0c},
1149 {0x5007, 0xe0},
1150 {0x5008, 0x01},
1151 {0x5009, 0xb0},
1152 {0x5901, 0x00},
1153 {0x5a01, 0x00},
1154 {0x5a03, 0x00},
1155 {0x5a04, 0x0c},
1156 {0x5a05, 0xe0},
1157 {0x5a06, 0x09},
1158 {0x5a07, 0xb0},
1159 {0x5a08, 0x06},
1160 {0x5e00, 0x00},
1161 {0x3734, 0x40},
1162 {0x5b00, 0x01},
1163 {0x5b01, 0x10},
1164 {0x5b02, 0x01},
1165 {0x5b03, 0xdb},
1166 {0x3d8c, 0x71},
1167 {0x3d8d, 0xea},
1168 {0x4017, 0x08},
1169 {0x3618, 0x2a},
1170 {0x5780, 0x3e},
1171 {0x5781, 0x0f},
1172 {0x5782, 0x44},
1173 {0x5783, 0x02},
1174 {0x5784, 0x01},
1175 {0x5785, 0x01},
1176 {0x5786, 0x00},
1177 {0x5787, 0x04},
1178 {0x5788, 0x02},
1179 {0x5789, 0x0f},
1180 {0x578a, 0xfd},
1181 {0x578b, 0xf5},
1182 {0x578c, 0xf5},
1183 {0x578d, 0x03},
1184 {0x578e, 0x08},
1185 {0x578f, 0x0c},
1186 {0x5790, 0x08},
1187 {0x5791, 0x06},
1188 {0x5792, 0x00},
1189 {0x5793, 0x52},
1190 {0x5794, 0xa3},
1191 {0x5045, 0x05},
1192 {0x4003, 0x40},
1193 {0x5048, 0x40}
1194 };
1195
1196 static const struct ov5670_reg mode_1280x720_regs[] = {
1197 {0x3000, 0x00},
1198 {0x3002, 0x21},
1199 {0x3005, 0xf0},
1200 {0x3007, 0x00},
1201 {0x3015, 0x0f},
1202 {0x3018, 0x32},
1203 {0x301a, 0xf0},
1204 {0x301b, 0xf0},
1205 {0x301c, 0xf0},
1206 {0x301d, 0xf0},
1207 {0x301e, 0xf0},
1208 {0x3030, 0x00},
1209 {0x3031, 0x0a},
1210 {0x303c, 0xff},
1211 {0x303e, 0xff},
1212 {0x3040, 0xf0},
1213 {0x3041, 0x00},
1214 {0x3042, 0xf0},
1215 {0x3106, 0x11},
1216 {0x3500, 0x00},
1217 {0x3501, 0x80},
1218 {0x3502, 0x00},
1219 {0x3503, 0x04},
1220 {0x3504, 0x03},
1221 {0x3505, 0x83},
1222 {0x3508, 0x04},
1223 {0x3509, 0x00},
1224 {0x350e, 0x04},
1225 {0x350f, 0x00},
1226 {0x3510, 0x00},
1227 {0x3511, 0x02},
1228 {0x3512, 0x00},
1229 {0x3601, 0xc8},
1230 {0x3610, 0x88},
1231 {0x3612, 0x48},
1232 {0x3614, 0x5b},
1233 {0x3615, 0x96},
1234 {0x3621, 0xd0},
1235 {0x3622, 0x00},
1236 {0x3623, 0x00},
1237 {0x3633, 0x13},
1238 {0x3634, 0x13},
1239 {0x3635, 0x13},
1240 {0x3636, 0x13},
1241 {0x3645, 0x13},
1242 {0x3646, 0x82},
1243 {0x3650, 0x00},
1244 {0x3652, 0xff},
1245 {0x3655, 0x20},
1246 {0x3656, 0xff},
1247 {0x365a, 0xff},
1248 {0x365e, 0xff},
1249 {0x3668, 0x00},
1250 {0x366a, 0x07},
1251 {0x366e, 0x08},
1252 {0x366d, 0x00},
1253 {0x366f, 0x80},
1254 {0x3700, 0x28},
1255 {0x3701, 0x10},
1256 {0x3702, 0x3a},
1257 {0x3703, 0x19},
1258 {0x3704, 0x10},
1259 {0x3705, 0x00},
1260 {0x3706, 0x66},
1261 {0x3707, 0x08},
1262 {0x3708, 0x34},
1263 {0x3709, 0x40},
1264 {0x370a, 0x01},
1265 {0x370b, 0x1b},
1266 {0x3714, 0x24},
1267 {0x371a, 0x3e},
1268 {0x3733, 0x00},
1269 {0x3734, 0x00},
1270 {0x373a, 0x05},
1271 {0x373b, 0x06},
1272 {0x373c, 0x0a},
1273 {0x373f, 0xa0},
1274 {0x3755, 0x00},
1275 {0x3758, 0x00},
1276 {0x375b, 0x0e},
1277 {0x3766, 0x5f},
1278 {0x3768, 0x00},
1279 {0x3769, 0x22},
1280 {0x3773, 0x08},
1281 {0x3774, 0x1f},
1282 {0x3776, 0x06},
1283 {0x37a0, 0x88},
1284 {0x37a1, 0x5c},
1285 {0x37a7, 0x88},
1286 {0x37a8, 0x70},
1287 {0x37aa, 0x88},
1288 {0x37ab, 0x48},
1289 {0x37b3, 0x66},
1290 {0x37c2, 0x04},
1291 {0x37c5, 0x00},
1292 {0x37c8, 0x00},
1293 {0x3800, 0x00},
1294 {0x3801, 0x0c},
1295 {0x3802, 0x00},
1296 {0x3803, 0x04},
1297 {0x3804, 0x0a},
1298 {0x3805, 0x33},
1299 {0x3806, 0x07},
1300 {0x3807, 0xa3},
1301 {0x3808, 0x05},
1302 {0x3809, 0x00},
1303 {0x380a, 0x02},
1304 {0x380b, 0xd0},
1305 {0x380c, 0x06},
1306 {0x380d, 0x90},
1307 {0x380e, 0x08},
1308 {0x380f, 0x08},
1309 {0x3811, 0x04},
1310 {0x3813, 0x02},
1311 {0x3814, 0x03},
1312 {0x3815, 0x01},
1313 {0x3816, 0x00},
1314 {0x3817, 0x00},
1315 {0x3818, 0x00},
1316 {0x3819, 0x00},
1317 {0x3820, 0x94},
1318 {0x3821, 0x47},
1319 {0x3822, 0x48},
1320 {0x3826, 0x00},
1321 {0x3827, 0x08},
1322 {0x382a, 0x03},
1323 {0x382b, 0x01},
1324 {0x3830, 0x08},
1325 {0x3836, 0x02},
1326 {0x3837, 0x00},
1327 {0x3838, 0x10},
1328 {0x3841, 0xff},
1329 {0x3846, 0x48},
1330 {0x3861, 0x00},
1331 {0x3862, 0x04},
1332 {0x3863, 0x06},
1333 {0x3a11, 0x01},
1334 {0x3a12, 0x78},
1335 {0x3b00, 0x00},
1336 {0x3b02, 0x00},
1337 {0x3b03, 0x00},
1338 {0x3b04, 0x00},
1339 {0x3b05, 0x00},
1340 {0x3c00, 0x89},
1341 {0x3c01, 0xab},
1342 {0x3c02, 0x01},
1343 {0x3c03, 0x00},
1344 {0x3c04, 0x00},
1345 {0x3c05, 0x03},
1346 {0x3c06, 0x00},
1347 {0x3c07, 0x05},
1348 {0x3c0c, 0x00},
1349 {0x3c0d, 0x00},
1350 {0x3c0e, 0x00},
1351 {0x3c0f, 0x00},
1352 {0x3c40, 0x00},
1353 {0x3c41, 0xa3},
1354 {0x3c43, 0x7d},
1355 {0x3c45, 0xd7},
1356 {0x3c47, 0xfc},
1357 {0x3c50, 0x05},
1358 {0x3c52, 0xaa},
1359 {0x3c54, 0x71},
1360 {0x3c56, 0x80},
1361 {0x3d85, 0x17},
1362 {0x3f03, 0x00},
1363 {0x3f0a, 0x00},
1364 {0x3f0b, 0x00},
1365 {0x4001, 0x60},
1366 {0x4009, 0x05},
1367 {0x4020, 0x00},
1368 {0x4021, 0x00},
1369 {0x4022, 0x00},
1370 {0x4023, 0x00},
1371 {0x4024, 0x00},
1372 {0x4025, 0x00},
1373 {0x4026, 0x00},
1374 {0x4027, 0x00},
1375 {0x4028, 0x00},
1376 {0x4029, 0x00},
1377 {0x402a, 0x00},
1378 {0x402b, 0x00},
1379 {0x402c, 0x00},
1380 {0x402d, 0x00},
1381 {0x402e, 0x00},
1382 {0x402f, 0x00},
1383 {0x4040, 0x00},
1384 {0x4041, 0x03},
1385 {0x4042, 0x00},
1386 {0x4043, 0x7A},
1387 {0x4044, 0x00},
1388 {0x4045, 0x7A},
1389 {0x4046, 0x00},
1390 {0x4047, 0x7A},
1391 {0x4048, 0x00},
1392 {0x4049, 0x7A},
1393 {0x4307, 0x30},
1394 {0x4500, 0x58},
1395 {0x4501, 0x04},
1396 {0x4502, 0x48},
1397 {0x4503, 0x10},
1398 {0x4508, 0x55},
1399 {0x4509, 0x55},
1400 {0x450a, 0x00},
1401 {0x450b, 0x00},
1402 {0x4600, 0x00},
1403 {0x4601, 0x80},
1404 {0x4700, 0xa4},
1405 {0x4800, 0x4c},
1406 {0x4816, 0x53},
1407 {0x481f, 0x40},
1408 {0x4837, 0x13},
1409 {0x5000, 0x56},
1410 {0x5001, 0x01},
1411 {0x5002, 0x28},
1412 {0x5004, 0x0c},
1413 {0x5006, 0x0c},
1414 {0x5007, 0xe0},
1415 {0x5008, 0x01},
1416 {0x5009, 0xb0},
1417 {0x5901, 0x00},
1418 {0x5a01, 0x00},
1419 {0x5a03, 0x00},
1420 {0x5a04, 0x0c},
1421 {0x5a05, 0xe0},
1422 {0x5a06, 0x09},
1423 {0x5a07, 0xb0},
1424 {0x5a08, 0x06},
1425 {0x5e00, 0x00},
1426 {0x3734, 0x40},
1427 {0x5b00, 0x01},
1428 {0x5b01, 0x10},
1429 {0x5b02, 0x01},
1430 {0x5b03, 0xdb},
1431 {0x3d8c, 0x71},
1432 {0x3d8d, 0xea},
1433 {0x4017, 0x10},
1434 {0x3618, 0x2a},
1435 {0x5780, 0x3e},
1436 {0x5781, 0x0f},
1437 {0x5782, 0x44},
1438 {0x5783, 0x02},
1439 {0x5784, 0x01},
1440 {0x5785, 0x01},
1441 {0x5786, 0x00},
1442 {0x5787, 0x04},
1443 {0x5788, 0x02},
1444 {0x5789, 0x0f},
1445 {0x578a, 0xfd},
1446 {0x578b, 0xf5},
1447 {0x578c, 0xf5},
1448 {0x578d, 0x03},
1449 {0x578e, 0x08},
1450 {0x578f, 0x0c},
1451 {0x5790, 0x08},
1452 {0x5791, 0x06},
1453 {0x5792, 0x00},
1454 {0x5793, 0x52},
1455 {0x5794, 0xa3},
1456 {0x3503, 0x00},
1457 {0x5045, 0x05},
1458 {0x4003, 0x40},
1459 {0x5048, 0x40}
1460 };
1461
1462 static const struct ov5670_reg mode_640x360_regs[] = {
1463 {0x3000, 0x00},
1464 {0x3002, 0x21},
1465 {0x3005, 0xf0},
1466 {0x3007, 0x00},
1467 {0x3015, 0x0f},
1468 {0x3018, 0x32},
1469 {0x301a, 0xf0},
1470 {0x301b, 0xf0},
1471 {0x301c, 0xf0},
1472 {0x301d, 0xf0},
1473 {0x301e, 0xf0},
1474 {0x3030, 0x00},
1475 {0x3031, 0x0a},
1476 {0x303c, 0xff},
1477 {0x303e, 0xff},
1478 {0x3040, 0xf0},
1479 {0x3041, 0x00},
1480 {0x3042, 0xf0},
1481 {0x3106, 0x11},
1482 {0x3500, 0x00},
1483 {0x3501, 0x80},
1484 {0x3502, 0x00},
1485 {0x3503, 0x04},
1486 {0x3504, 0x03},
1487 {0x3505, 0x83},
1488 {0x3508, 0x04},
1489 {0x3509, 0x00},
1490 {0x350e, 0x04},
1491 {0x350f, 0x00},
1492 {0x3510, 0x00},
1493 {0x3511, 0x02},
1494 {0x3512, 0x00},
1495 {0x3601, 0xc8},
1496 {0x3610, 0x88},
1497 {0x3612, 0x48},
1498 {0x3614, 0x5b},
1499 {0x3615, 0x96},
1500 {0x3621, 0xd0},
1501 {0x3622, 0x00},
1502 {0x3623, 0x04},
1503 {0x3633, 0x13},
1504 {0x3634, 0x13},
1505 {0x3635, 0x13},
1506 {0x3636, 0x13},
1507 {0x3645, 0x13},
1508 {0x3646, 0x82},
1509 {0x3650, 0x00},
1510 {0x3652, 0xff},
1511 {0x3655, 0x20},
1512 {0x3656, 0xff},
1513 {0x365a, 0xff},
1514 {0x365e, 0xff},
1515 {0x3668, 0x00},
1516 {0x366a, 0x07},
1517 {0x366e, 0x08},
1518 {0x366d, 0x00},
1519 {0x366f, 0x80},
1520 {0x3700, 0x28},
1521 {0x3701, 0x10},
1522 {0x3702, 0x3a},
1523 {0x3703, 0x19},
1524 {0x3704, 0x10},
1525 {0x3705, 0x00},
1526 {0x3706, 0x66},
1527 {0x3707, 0x08},
1528 {0x3708, 0x34},
1529 {0x3709, 0x40},
1530 {0x370a, 0x01},
1531 {0x370b, 0x1b},
1532 {0x3714, 0x24},
1533 {0x371a, 0x3e},
1534 {0x3733, 0x00},
1535 {0x3734, 0x00},
1536 {0x373a, 0x05},
1537 {0x373b, 0x06},
1538 {0x373c, 0x0a},
1539 {0x373f, 0xa0},
1540 {0x3755, 0x00},
1541 {0x3758, 0x00},
1542 {0x375b, 0x0e},
1543 {0x3766, 0x5f},
1544 {0x3768, 0x00},
1545 {0x3769, 0x22},
1546 {0x3773, 0x08},
1547 {0x3774, 0x1f},
1548 {0x3776, 0x06},
1549 {0x37a0, 0x88},
1550 {0x37a1, 0x5c},
1551 {0x37a7, 0x88},
1552 {0x37a8, 0x70},
1553 {0x37aa, 0x88},
1554 {0x37ab, 0x48},
1555 {0x37b3, 0x66},
1556 {0x37c2, 0x04},
1557 {0x37c5, 0x00},
1558 {0x37c8, 0x00},
1559 {0x3800, 0x00},
1560 {0x3801, 0x0c},
1561 {0x3802, 0x00},
1562 {0x3803, 0x04},
1563 {0x3804, 0x0a},
1564 {0x3805, 0x33},
1565 {0x3806, 0x07},
1566 {0x3807, 0xa3},
1567 {0x3808, 0x02},
1568 {0x3809, 0x80},
1569 {0x380a, 0x01},
1570 {0x380b, 0x68},
1571 {0x380c, 0x06},
1572 {0x380d, 0x90},
1573 {0x380e, 0x08},
1574 {0x380f, 0x08},
1575 {0x3811, 0x04},
1576 {0x3813, 0x02},
1577 {0x3814, 0x07},
1578 {0x3815, 0x01},
1579 {0x3816, 0x00},
1580 {0x3817, 0x00},
1581 {0x3818, 0x00},
1582 {0x3819, 0x00},
1583 {0x3820, 0x94},
1584 {0x3821, 0xc6},
1585 {0x3822, 0x48},
1586 {0x3826, 0x00},
1587 {0x3827, 0x08},
1588 {0x382a, 0x07},
1589 {0x382b, 0x01},
1590 {0x3830, 0x08},
1591 {0x3836, 0x02},
1592 {0x3837, 0x00},
1593 {0x3838, 0x10},
1594 {0x3841, 0xff},
1595 {0x3846, 0x48},
1596 {0x3861, 0x00},
1597 {0x3862, 0x04},
1598 {0x3863, 0x06},
1599 {0x3a11, 0x01},
1600 {0x3a12, 0x78},
1601 {0x3b00, 0x00},
1602 {0x3b02, 0x00},
1603 {0x3b03, 0x00},
1604 {0x3b04, 0x00},
1605 {0x3b05, 0x00},
1606 {0x3c00, 0x89},
1607 {0x3c01, 0xab},
1608 {0x3c02, 0x01},
1609 {0x3c03, 0x00},
1610 {0x3c04, 0x00},
1611 {0x3c05, 0x03},
1612 {0x3c06, 0x00},
1613 {0x3c07, 0x05},
1614 {0x3c0c, 0x00},
1615 {0x3c0d, 0x00},
1616 {0x3c0e, 0x00},
1617 {0x3c0f, 0x00},
1618 {0x3c40, 0x00},
1619 {0x3c41, 0xa3},
1620 {0x3c43, 0x7d},
1621 {0x3c45, 0xd7},
1622 {0x3c47, 0xfc},
1623 {0x3c50, 0x05},
1624 {0x3c52, 0xaa},
1625 {0x3c54, 0x71},
1626 {0x3c56, 0x80},
1627 {0x3d85, 0x17},
1628 {0x3f03, 0x00},
1629 {0x3f0a, 0x00},
1630 {0x3f0b, 0x00},
1631 {0x4001, 0x60},
1632 {0x4009, 0x05},
1633 {0x4020, 0x00},
1634 {0x4021, 0x00},
1635 {0x4022, 0x00},
1636 {0x4023, 0x00},
1637 {0x4024, 0x00},
1638 {0x4025, 0x00},
1639 {0x4026, 0x00},
1640 {0x4027, 0x00},
1641 {0x4028, 0x00},
1642 {0x4029, 0x00},
1643 {0x402a, 0x00},
1644 {0x402b, 0x00},
1645 {0x402c, 0x00},
1646 {0x402d, 0x00},
1647 {0x402e, 0x00},
1648 {0x402f, 0x00},
1649 {0x4040, 0x00},
1650 {0x4041, 0x03},
1651 {0x4042, 0x00},
1652 {0x4043, 0x7A},
1653 {0x4044, 0x00},
1654 {0x4045, 0x7A},
1655 {0x4046, 0x00},
1656 {0x4047, 0x7A},
1657 {0x4048, 0x00},
1658 {0x4049, 0x7A},
1659 {0x4307, 0x30},
1660 {0x4500, 0x58},
1661 {0x4501, 0x04},
1662 {0x4502, 0x40},
1663 {0x4503, 0x10},
1664 {0x4508, 0x55},
1665 {0x4509, 0x55},
1666 {0x450a, 0x02},
1667 {0x450b, 0x00},
1668 {0x4600, 0x00},
1669 {0x4601, 0x40},
1670 {0x4700, 0xa4},
1671 {0x4800, 0x4c},
1672 {0x4816, 0x53},
1673 {0x481f, 0x40},
1674 {0x4837, 0x13},
1675 {0x5000, 0x56},
1676 {0x5001, 0x01},
1677 {0x5002, 0x28},
1678 {0x5004, 0x0c},
1679 {0x5006, 0x0c},
1680 {0x5007, 0xe0},
1681 {0x5008, 0x01},
1682 {0x5009, 0xb0},
1683 {0x5901, 0x00},
1684 {0x5a01, 0x00},
1685 {0x5a03, 0x00},
1686 {0x5a04, 0x0c},
1687 {0x5a05, 0xe0},
1688 {0x5a06, 0x09},
1689 {0x5a07, 0xb0},
1690 {0x5a08, 0x06},
1691 {0x5e00, 0x00},
1692 {0x3734, 0x40},
1693 {0x5b00, 0x01},
1694 {0x5b01, 0x10},
1695 {0x5b02, 0x01},
1696 {0x5b03, 0xdb},
1697 {0x3d8c, 0x71},
1698 {0x3d8d, 0xea},
1699 {0x4017, 0x10},
1700 {0x3618, 0x2a},
1701 {0x5780, 0x3e},
1702 {0x5781, 0x0f},
1703 {0x5782, 0x44},
1704 {0x5783, 0x02},
1705 {0x5784, 0x01},
1706 {0x5785, 0x01},
1707 {0x5786, 0x00},
1708 {0x5787, 0x04},
1709 {0x5788, 0x02},
1710 {0x5789, 0x0f},
1711 {0x578a, 0xfd},
1712 {0x578b, 0xf5},
1713 {0x578c, 0xf5},
1714 {0x578d, 0x03},
1715 {0x578e, 0x08},
1716 {0x578f, 0x0c},
1717 {0x5790, 0x08},
1718 {0x5791, 0x06},
1719 {0x5792, 0x00},
1720 {0x5793, 0x52},
1721 {0x5794, 0xa3},
1722 {0x3503, 0x00},
1723 {0x5045, 0x05},
1724 {0x4003, 0x40},
1725 {0x5048, 0x40}
1726 };
1727
1728 static const char * const ov5670_test_pattern_menu[] = {
1729 "Disabled",
1730 "Vertical Color Bar Type 1",
1731 };
1732
1733 /* Supported link frequencies */
1734 #define OV5670_LINK_FREQ_422MHZ 422400000
1735 #define OV5670_LINK_FREQ_422MHZ_INDEX 0
1736 static const struct ov5670_link_freq_config link_freq_configs[] = {
1737 {
1738 /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */
1739 .pixel_rate = (OV5670_LINK_FREQ_422MHZ * 2 * 2) / 10,
1740 .reg_list = {
1741 .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps),
1742 .regs = mipi_data_rate_840mbps,
1743 }
1744 }
1745 };
1746
1747 static const s64 link_freq_menu_items[] = {
1748 OV5670_LINK_FREQ_422MHZ
1749 };
1750
1751 /*
1752 * OV5670 sensor supports following resolutions with full FOV:
1753 * 4:3 ==> {2592x1944, 1296x972, 648x486}
1754 * 16:9 ==> {2560x1440, 1280x720, 640x360}
1755 */
1756 static const struct ov5670_mode supported_modes[] = {
1757 {
1758 .width = 2592,
1759 .height = 1944,
1760 .vts_def = OV5670_VTS_30FPS,
1761 .vts_min = OV5670_VTS_30FPS,
1762 .reg_list = {
1763 .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs),
1764 .regs = mode_2592x1944_regs,
1765 },
1766 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1767 },
1768 {
1769 .width = 1296,
1770 .height = 972,
1771 .vts_def = OV5670_VTS_30FPS,
1772 .vts_min = 996,
1773 .reg_list = {
1774 .num_of_regs = ARRAY_SIZE(mode_1296x972_regs),
1775 .regs = mode_1296x972_regs,
1776 },
1777 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1778 },
1779 {
1780 .width = 648,
1781 .height = 486,
1782 .vts_def = OV5670_VTS_30FPS,
1783 .vts_min = 516,
1784 .reg_list = {
1785 .num_of_regs = ARRAY_SIZE(mode_648x486_regs),
1786 .regs = mode_648x486_regs,
1787 },
1788 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1789 },
1790 {
1791 .width = 2560,
1792 .height = 1440,
1793 .vts_def = OV5670_VTS_30FPS,
1794 .vts_min = OV5670_VTS_30FPS,
1795 .reg_list = {
1796 .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs),
1797 .regs = mode_2560x1440_regs,
1798 },
1799 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1800 },
1801 {
1802 .width = 1280,
1803 .height = 720,
1804 .vts_def = OV5670_VTS_30FPS,
1805 .vts_min = 1020,
1806 .reg_list = {
1807 .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
1808 .regs = mode_1280x720_regs,
1809 },
1810 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1811 },
1812 {
1813 .width = 640,
1814 .height = 360,
1815 .vts_def = OV5670_VTS_30FPS,
1816 .vts_min = 510,
1817 .reg_list = {
1818 .num_of_regs = ARRAY_SIZE(mode_640x360_regs),
1819 .regs = mode_640x360_regs,
1820 },
1821 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1822 }
1823 };
1824
1825 struct ov5670 {
1826 struct v4l2_subdev sd;
1827 struct media_pad pad;
1828
1829 struct v4l2_ctrl_handler ctrl_handler;
1830 /* V4L2 Controls */
1831 struct v4l2_ctrl *link_freq;
1832 struct v4l2_ctrl *pixel_rate;
1833 struct v4l2_ctrl *vblank;
1834 struct v4l2_ctrl *hblank;
1835 struct v4l2_ctrl *exposure;
1836
1837 /* Current mode */
1838 const struct ov5670_mode *cur_mode;
1839
1840 /* To serialize asynchronus callbacks */
1841 struct mutex mutex;
1842
1843 /* Streaming on/off */
1844 bool streaming;
1845 };
1846
1847 #define to_ov5670(_sd) container_of(_sd, struct ov5670, sd)
1848
1849 /* Read registers up to 4 at a time */
1850 static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1851 u32 *val)
1852 {
1853 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1854 struct i2c_msg msgs[2];
1855 u8 *data_be_p;
1856 u32 data_be = 0;
1857 u16 reg_addr_be = cpu_to_be16(reg);
1858 int ret;
1859
1860 if (len > 4)
1861 return -EINVAL;
1862
1863 data_be_p = (u8 *)&data_be;
1864 /* Write register address */
1865 msgs[0].addr = client->addr;
1866 msgs[0].flags = 0;
1867 msgs[0].len = 2;
1868 msgs[0].buf = (u8 *)&reg_addr_be;
1869
1870 /* Read data from register */
1871 msgs[1].addr = client->addr;
1872 msgs[1].flags = I2C_M_RD;
1873 msgs[1].len = len;
1874 msgs[1].buf = &data_be_p[4 - len];
1875
1876 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
1877 if (ret != ARRAY_SIZE(msgs))
1878 return -EIO;
1879
1880 *val = be32_to_cpu(data_be);
1881
1882 return 0;
1883 }
1884
1885 /* Write registers up to 4 at a time */
1886 static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1887 u32 val)
1888 {
1889 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1890 int buf_i;
1891 int val_i;
1892 u8 buf[6];
1893 u8 *val_p;
1894
1895 if (len > 4)
1896 return -EINVAL;
1897
1898 buf[0] = reg >> 8;
1899 buf[1] = reg & 0xff;
1900
1901 val = cpu_to_be32(val);
1902 val_p = (u8 *)&val;
1903 buf_i = 2;
1904 val_i = 4 - len;
1905
1906 while (val_i < 4)
1907 buf[buf_i++] = val_p[val_i++];
1908
1909 if (i2c_master_send(client, buf, len + 2) != len + 2)
1910 return -EIO;
1911
1912 return 0;
1913 }
1914
1915 /* Write a list of registers */
1916 static int ov5670_write_regs(struct ov5670 *ov5670,
1917 const struct ov5670_reg *regs, unsigned int len)
1918 {
1919 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1920 unsigned int i;
1921 int ret;
1922
1923 for (i = 0; i < len; i++) {
1924 ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val);
1925 if (ret) {
1926 dev_err_ratelimited(
1927 &client->dev,
1928 "Failed to write reg 0x%4.4x. error = %d\n",
1929 regs[i].address, ret);
1930
1931 return ret;
1932 }
1933 }
1934
1935 return 0;
1936 }
1937
1938 static int ov5670_write_reg_list(struct ov5670 *ov5670,
1939 const struct ov5670_reg_list *r_list)
1940 {
1941 return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs);
1942 }
1943
1944 /* Open sub-device */
1945 static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
1946 {
1947 struct ov5670 *ov5670 = to_ov5670(sd);
1948 struct v4l2_mbus_framefmt *try_fmt =
1949 v4l2_subdev_get_try_format(sd, fh->pad, 0);
1950
1951 mutex_lock(&ov5670->mutex);
1952
1953 /* Initialize try_fmt */
1954 try_fmt->width = ov5670->cur_mode->width;
1955 try_fmt->height = ov5670->cur_mode->height;
1956 try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
1957 try_fmt->field = V4L2_FIELD_NONE;
1958
1959 /* No crop or compose */
1960 mutex_unlock(&ov5670->mutex);
1961
1962 return 0;
1963 }
1964
1965 static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain)
1966 {
1967 int ret;
1968
1969 ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN,
1970 OV5670_REG_VALUE_16BIT, d_gain);
1971 if (ret)
1972 return ret;
1973
1974 ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN,
1975 OV5670_REG_VALUE_16BIT, d_gain);
1976 if (ret)
1977 return ret;
1978
1979 return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN,
1980 OV5670_REG_VALUE_16BIT, d_gain);
1981 }
1982
1983 static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern)
1984 {
1985 u32 val;
1986 int ret;
1987
1988 /* Set the bayer order that we support */
1989 ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL,
1990 OV5670_REG_VALUE_08BIT, 0);
1991 if (ret)
1992 return ret;
1993
1994 ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN,
1995 OV5670_REG_VALUE_08BIT, &val);
1996 if (ret)
1997 return ret;
1998
1999 if (pattern)
2000 val |= OV5670_TEST_PATTERN_ENABLE;
2001 else
2002 val &= ~OV5670_TEST_PATTERN_ENABLE;
2003
2004 return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN,
2005 OV5670_REG_VALUE_08BIT, val);
2006 }
2007
2008 /* Initialize control handlers */
2009 static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl)
2010 {
2011 struct ov5670 *ov5670 = container_of(ctrl->handler,
2012 struct ov5670, ctrl_handler);
2013 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2014 s64 max;
2015 int ret = 0;
2016
2017 /* Propagate change of current control to all related controls */
2018 switch (ctrl->id) {
2019 case V4L2_CID_VBLANK:
2020 /* Update max exposure while meeting expected vblanking */
2021 max = ov5670->cur_mode->height + ctrl->val - 8;
2022 __v4l2_ctrl_modify_range(ov5670->exposure,
2023 ov5670->exposure->minimum, max,
2024 ov5670->exposure->step, max);
2025 break;
2026 }
2027
2028 /* V4L2 controls values will be applied only when power is already up */
2029 if (pm_runtime_get_if_in_use(&client->dev) <= 0)
2030 return 0;
2031
2032 switch (ctrl->id) {
2033 case V4L2_CID_ANALOGUE_GAIN:
2034 ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN,
2035 OV5670_REG_VALUE_16BIT, ctrl->val);
2036 break;
2037 case V4L2_CID_DIGITAL_GAIN:
2038 ret = ov5670_update_digital_gain(ov5670, ctrl->val);
2039 break;
2040 case V4L2_CID_EXPOSURE:
2041 /* 4 least significant bits of expsoure are fractional part */
2042 ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE,
2043 OV5670_REG_VALUE_24BIT, ctrl->val << 4);
2044 break;
2045 case V4L2_CID_VBLANK:
2046 /* Update VTS that meets expected vertical blanking */
2047 ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
2048 OV5670_REG_VALUE_16BIT,
2049 ov5670->cur_mode->height + ctrl->val);
2050 break;
2051 case V4L2_CID_TEST_PATTERN:
2052 ret = ov5670_enable_test_pattern(ov5670, ctrl->val);
2053 break;
2054 default:
2055 dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
2056 __func__, ctrl->id, ctrl->val);
2057 break;
2058 }
2059
2060 pm_runtime_put(&client->dev);
2061
2062 return ret;
2063 }
2064
2065 static const struct v4l2_ctrl_ops ov5670_ctrl_ops = {
2066 .s_ctrl = ov5670_set_ctrl,
2067 };
2068
2069 /* Initialize control handlers */
2070 static int ov5670_init_controls(struct ov5670 *ov5670)
2071 {
2072 struct v4l2_ctrl_handler *ctrl_hdlr;
2073 s64 vblank_max;
2074 s64 vblank_def;
2075 s64 vblank_min;
2076 s64 exposure_max;
2077 int ret;
2078
2079 ctrl_hdlr = &ov5670->ctrl_handler;
2080 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
2081 if (ret)
2082 return ret;
2083
2084 ctrl_hdlr->lock = &ov5670->mutex;
2085 ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
2086 &ov5670_ctrl_ops,
2087 V4L2_CID_LINK_FREQ,
2088 0, 0, link_freq_menu_items);
2089 if (ov5670->link_freq)
2090 ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2091
2092 /* By default, V4L2_CID_PIXEL_RATE is read only */
2093 ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2094 V4L2_CID_PIXEL_RATE, 0,
2095 link_freq_configs[0].pixel_rate,
2096 1,
2097 link_freq_configs[0].pixel_rate);
2098
2099 vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height;
2100 vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height;
2101 vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height;
2102 ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2103 V4L2_CID_VBLANK, vblank_min,
2104 vblank_max, 1, vblank_def);
2105
2106 ov5670->hblank = v4l2_ctrl_new_std(
2107 ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK,
2108 OV5670_FIXED_PPL - ov5670->cur_mode->width,
2109 OV5670_FIXED_PPL - ov5670->cur_mode->width, 1,
2110 OV5670_FIXED_PPL - ov5670->cur_mode->width);
2111 if (ov5670->hblank)
2112 ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2113
2114 /* Get min, max, step, default from sensor */
2115 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
2116 ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
2117 ANALOG_GAIN_DEFAULT);
2118
2119 /* Digital gain */
2120 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN,
2121 OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX,
2122 OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT);
2123
2124 /* Get min, max, step, default from sensor */
2125 exposure_max = ov5670->cur_mode->vts_def - 8;
2126 ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2127 V4L2_CID_EXPOSURE,
2128 OV5670_EXPOSURE_MIN,
2129 exposure_max, OV5670_EXPOSURE_STEP,
2130 exposure_max);
2131
2132 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops,
2133 V4L2_CID_TEST_PATTERN,
2134 ARRAY_SIZE(ov5670_test_pattern_menu) - 1,
2135 0, 0, ov5670_test_pattern_menu);
2136
2137 if (ctrl_hdlr->error) {
2138 ret = ctrl_hdlr->error;
2139 goto error;
2140 }
2141
2142 ov5670->sd.ctrl_handler = ctrl_hdlr;
2143
2144 return 0;
2145
2146 error:
2147 v4l2_ctrl_handler_free(ctrl_hdlr);
2148
2149 return ret;
2150 }
2151
2152 static int ov5670_enum_mbus_code(struct v4l2_subdev *sd,
2153 struct v4l2_subdev_pad_config *cfg,
2154 struct v4l2_subdev_mbus_code_enum *code)
2155 {
2156 /* Only one bayer order GRBG is supported */
2157 if (code->index > 0)
2158 return -EINVAL;
2159
2160 code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
2161
2162 return 0;
2163 }
2164
2165 static int ov5670_enum_frame_size(struct v4l2_subdev *sd,
2166 struct v4l2_subdev_pad_config *cfg,
2167 struct v4l2_subdev_frame_size_enum *fse)
2168 {
2169 if (fse->index >= ARRAY_SIZE(supported_modes))
2170 return -EINVAL;
2171
2172 if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
2173 return -EINVAL;
2174
2175 fse->min_width = supported_modes[fse->index].width;
2176 fse->max_width = fse->min_width;
2177 fse->min_height = supported_modes[fse->index].height;
2178 fse->max_height = fse->min_height;
2179
2180 return 0;
2181 }
2182
2183 /* Calculate resolution distance */
2184 static int ov5670_get_reso_dist(const struct ov5670_mode *mode,
2185 struct v4l2_mbus_framefmt *framefmt)
2186 {
2187 return abs(mode->width - framefmt->width) +
2188 abs(mode->height - framefmt->height);
2189 }
2190
2191 /* Find the closest supported resolution to the requested resolution */
2192 static const struct ov5670_mode *ov5670_find_best_fit(
2193 struct ov5670 *ov5670,
2194 struct v4l2_subdev_format *fmt)
2195 {
2196 struct v4l2_mbus_framefmt *framefmt = &fmt->format;
2197 int dist;
2198 int cur_best_fit = 0;
2199 int cur_best_fit_dist = -1;
2200 int i;
2201
2202 for (i = 0; i < ARRAY_SIZE(supported_modes); i++) {
2203 dist = ov5670_get_reso_dist(&supported_modes[i], framefmt);
2204 if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) {
2205 cur_best_fit_dist = dist;
2206 cur_best_fit = i;
2207 }
2208 }
2209
2210 return &supported_modes[cur_best_fit];
2211 }
2212
2213 static void ov5670_update_pad_format(const struct ov5670_mode *mode,
2214 struct v4l2_subdev_format *fmt)
2215 {
2216 fmt->format.width = mode->width;
2217 fmt->format.height = mode->height;
2218 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2219 fmt->format.field = V4L2_FIELD_NONE;
2220 }
2221
2222 static int ov5670_do_get_pad_format(struct ov5670 *ov5670,
2223 struct v4l2_subdev_pad_config *cfg,
2224 struct v4l2_subdev_format *fmt)
2225 {
2226 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
2227 fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg,
2228 fmt->pad);
2229 else
2230 ov5670_update_pad_format(ov5670->cur_mode, fmt);
2231
2232 return 0;
2233 }
2234
2235 static int ov5670_get_pad_format(struct v4l2_subdev *sd,
2236 struct v4l2_subdev_pad_config *cfg,
2237 struct v4l2_subdev_format *fmt)
2238 {
2239 struct ov5670 *ov5670 = to_ov5670(sd);
2240 int ret;
2241
2242 mutex_lock(&ov5670->mutex);
2243 ret = ov5670_do_get_pad_format(ov5670, cfg, fmt);
2244 mutex_unlock(&ov5670->mutex);
2245
2246 return ret;
2247 }
2248
2249 static int ov5670_set_pad_format(struct v4l2_subdev *sd,
2250 struct v4l2_subdev_pad_config *cfg,
2251 struct v4l2_subdev_format *fmt)
2252 {
2253 struct ov5670 *ov5670 = to_ov5670(sd);
2254 const struct ov5670_mode *mode;
2255 s32 vblank_def;
2256 s32 h_blank;
2257
2258 mutex_lock(&ov5670->mutex);
2259
2260 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2261
2262 mode = ov5670_find_best_fit(ov5670, fmt);
2263 ov5670_update_pad_format(mode, fmt);
2264 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
2265 *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
2266 } else {
2267 ov5670->cur_mode = mode;
2268 __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index);
2269 __v4l2_ctrl_s_ctrl_int64(
2270 ov5670->pixel_rate,
2271 link_freq_configs[mode->link_freq_index].pixel_rate);
2272 /* Update limits and set FPS to default */
2273 vblank_def = ov5670->cur_mode->vts_def -
2274 ov5670->cur_mode->height;
2275 __v4l2_ctrl_modify_range(
2276 ov5670->vblank,
2277 ov5670->cur_mode->vts_min - ov5670->cur_mode->height,
2278 OV5670_VTS_MAX - ov5670->cur_mode->height, 1,
2279 vblank_def);
2280 __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def);
2281 h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width;
2282 __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1,
2283 h_blank);
2284 }
2285
2286 mutex_unlock(&ov5670->mutex);
2287
2288 return 0;
2289 }
2290
2291 static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames)
2292 {
2293 *frames = OV5670_NUM_OF_SKIP_FRAMES;
2294
2295 return 0;
2296 }
2297
2298 /* Prepare streaming by writing default values and customized values */
2299 static int ov5670_start_streaming(struct ov5670 *ov5670)
2300 {
2301 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2302 const struct ov5670_reg_list *reg_list;
2303 int link_freq_index;
2304 int ret;
2305
2306 /* Get out of from software reset */
2307 ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST,
2308 OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST);
2309 if (ret) {
2310 dev_err(&client->dev, "%s failed to set powerup registers\n",
2311 __func__);
2312 return ret;
2313 }
2314
2315 /* Setup PLL */
2316 link_freq_index = ov5670->cur_mode->link_freq_index;
2317 reg_list = &link_freq_configs[link_freq_index].reg_list;
2318 ret = ov5670_write_reg_list(ov5670, reg_list);
2319 if (ret) {
2320 dev_err(&client->dev, "%s failed to set plls\n", __func__);
2321 return ret;
2322 }
2323
2324 /* Apply default values of current mode */
2325 reg_list = &ov5670->cur_mode->reg_list;
2326 ret = ov5670_write_reg_list(ov5670, reg_list);
2327 if (ret) {
2328 dev_err(&client->dev, "%s failed to set mode\n", __func__);
2329 return ret;
2330 }
2331
2332 ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
2333 if (ret)
2334 return ret;
2335
2336 /* Write stream on list */
2337 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2338 OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING);
2339 if (ret) {
2340 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2341 return ret;
2342 }
2343
2344 return 0;
2345 }
2346
2347 static int ov5670_stop_streaming(struct ov5670 *ov5670)
2348 {
2349 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2350 int ret;
2351
2352 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2353 OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY);
2354 if (ret)
2355 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2356
2357 /* Return success even if it was an error, as there is nothing the
2358 * caller can do about it.
2359 */
2360 return 0;
2361 }
2362
2363 static int ov5670_set_stream(struct v4l2_subdev *sd, int enable)
2364 {
2365 struct ov5670 *ov5670 = to_ov5670(sd);
2366 struct i2c_client *client = v4l2_get_subdevdata(sd);
2367 int ret = 0;
2368
2369 mutex_lock(&ov5670->mutex);
2370 if (ov5670->streaming == enable)
2371 goto unlock_and_return;
2372
2373 if (enable) {
2374 ret = pm_runtime_get_sync(&client->dev);
2375 if (ret < 0) {
2376 pm_runtime_put_noidle(&client->dev);
2377 goto unlock_and_return;
2378 }
2379
2380 ret = ov5670_start_streaming(ov5670);
2381 if (ret)
2382 goto error;
2383 } else {
2384 ret = ov5670_stop_streaming(ov5670);
2385 pm_runtime_put(&client->dev);
2386 }
2387 ov5670->streaming = enable;
2388 goto unlock_and_return;
2389
2390 error:
2391 pm_runtime_put(&client->dev);
2392
2393 unlock_and_return:
2394 mutex_unlock(&ov5670->mutex);
2395
2396 return ret;
2397 }
2398
2399 static int __maybe_unused ov5670_suspend(struct device *dev)
2400 {
2401 struct i2c_client *client = to_i2c_client(dev);
2402 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2403 struct ov5670 *ov5670 = to_ov5670(sd);
2404
2405 if (ov5670->streaming)
2406 ov5670_stop_streaming(ov5670);
2407
2408 return 0;
2409 }
2410
2411 static int __maybe_unused ov5670_resume(struct device *dev)
2412 {
2413 struct i2c_client *client = to_i2c_client(dev);
2414 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2415 struct ov5670 *ov5670 = to_ov5670(sd);
2416 int ret;
2417
2418 if (ov5670->streaming) {
2419 ret = ov5670_start_streaming(ov5670);
2420 if (ret) {
2421 ov5670_stop_streaming(ov5670);
2422 return ret;
2423 }
2424 }
2425
2426 return 0;
2427 }
2428
2429 /* Verify chip ID */
2430 static int ov5670_identify_module(struct ov5670 *ov5670)
2431 {
2432 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2433 int ret;
2434 u32 val;
2435
2436 ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID,
2437 OV5670_REG_VALUE_24BIT, &val);
2438 if (ret)
2439 return ret;
2440
2441 if (val != OV5670_CHIP_ID) {
2442 dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
2443 OV5670_CHIP_ID, val);
2444 return -ENXIO;
2445 }
2446
2447 return 0;
2448 }
2449
2450 static const struct v4l2_subdev_video_ops ov5670_video_ops = {
2451 .s_stream = ov5670_set_stream,
2452 };
2453
2454 static const struct v4l2_subdev_pad_ops ov5670_pad_ops = {
2455 .enum_mbus_code = ov5670_enum_mbus_code,
2456 .get_fmt = ov5670_get_pad_format,
2457 .set_fmt = ov5670_set_pad_format,
2458 .enum_frame_size = ov5670_enum_frame_size,
2459 };
2460
2461 static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
2462 .g_skip_frames = ov5670_get_skip_frames,
2463 };
2464
2465 static const struct v4l2_subdev_ops ov5670_subdev_ops = {
2466 .video = &ov5670_video_ops,
2467 .pad = &ov5670_pad_ops,
2468 .sensor = &ov5670_sensor_ops,
2469 };
2470
2471 static const struct media_entity_operations ov5670_subdev_entity_ops = {
2472 .link_validate = v4l2_subdev_link_validate,
2473 };
2474
2475 static const struct v4l2_subdev_internal_ops ov5670_internal_ops = {
2476 .open = ov5670_open,
2477 };
2478
2479 static int ov5670_probe(struct i2c_client *client)
2480 {
2481 struct ov5670 *ov5670;
2482 const char *err_msg;
2483 u32 input_clk = 0;
2484 int ret;
2485
2486 device_property_read_u32(&client->dev, "clock-frequency", &input_clk);
2487 if (input_clk != 19200000)
2488 return -EINVAL;
2489
2490 ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
2491 if (!ov5670) {
2492 ret = -ENOMEM;
2493 err_msg = "devm_kzalloc() error";
2494 goto error_print;
2495 }
2496
2497 /* Initialize subdev */
2498 v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops);
2499
2500 /* Check module identity */
2501 ret = ov5670_identify_module(ov5670);
2502 if (ret) {
2503 err_msg = "ov5670_identify_module() error";
2504 goto error_print;
2505 }
2506
2507 mutex_init(&ov5670->mutex);
2508
2509 /* Set default mode to max resolution */
2510 ov5670->cur_mode = &supported_modes[0];
2511
2512 ret = ov5670_init_controls(ov5670);
2513 if (ret) {
2514 err_msg = "ov5670_init_controls() error";
2515 goto error_mutex_destroy;
2516 }
2517
2518 ov5670->sd.internal_ops = &ov5670_internal_ops;
2519 ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
2520 ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
2521 ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
2522
2523 /* Source pad initialization */
2524 ov5670->pad.flags = MEDIA_PAD_FL_SOURCE;
2525 ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad);
2526 if (ret) {
2527 err_msg = "media_entity_pads_init() error";
2528 goto error_handler_free;
2529 }
2530
2531 /* Async register for subdev */
2532 ret = v4l2_async_register_subdev_sensor_common(&ov5670->sd);
2533 if (ret < 0) {
2534 err_msg = "v4l2_async_register_subdev() error";
2535 goto error_entity_cleanup;
2536 }
2537
2538 ov5670->streaming = false;
2539
2540 /*
2541 * Device is already turned on by i2c-core with ACPI domain PM.
2542 * Enable runtime PM and turn off the device.
2543 */
2544 pm_runtime_get_noresume(&client->dev);
2545 pm_runtime_set_active(&client->dev);
2546 pm_runtime_enable(&client->dev);
2547 pm_runtime_put(&client->dev);
2548
2549 return 0;
2550
2551 error_entity_cleanup:
2552 media_entity_cleanup(&ov5670->sd.entity);
2553
2554 error_handler_free:
2555 v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler);
2556
2557 error_mutex_destroy:
2558 mutex_destroy(&ov5670->mutex);
2559
2560 error_print:
2561 dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret);
2562
2563 return ret;
2564 }
2565
2566 static int ov5670_remove(struct i2c_client *client)
2567 {
2568 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2569 struct ov5670 *ov5670 = to_ov5670(sd);
2570
2571 v4l2_async_unregister_subdev(sd);
2572 media_entity_cleanup(&sd->entity);
2573 v4l2_ctrl_handler_free(sd->ctrl_handler);
2574 mutex_destroy(&ov5670->mutex);
2575
2576 /*
2577 * Disable runtime PM but keep the device turned on.
2578 * i2c-core with ACPI domain PM will turn off the device.
2579 */
2580 pm_runtime_get_sync(&client->dev);
2581 pm_runtime_disable(&client->dev);
2582 pm_runtime_set_suspended(&client->dev);
2583 pm_runtime_put_noidle(&client->dev);
2584
2585 return 0;
2586 }
2587
2588 static const struct dev_pm_ops ov5670_pm_ops = {
2589 SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
2590 };
2591
2592 #ifdef CONFIG_ACPI
2593 static const struct acpi_device_id ov5670_acpi_ids[] = {
2594 {"INT3479"},
2595 { /* sentinel */ }
2596 };
2597
2598 MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
2599 #endif
2600
2601 static struct i2c_driver ov5670_i2c_driver = {
2602 .driver = {
2603 .name = "ov5670",
2604 .pm = &ov5670_pm_ops,
2605 .acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
2606 },
2607 .probe_new = ov5670_probe,
2608 .remove = ov5670_remove,
2609 };
2610
2611 module_i2c_driver(ov5670_i2c_driver);
2612
2613 MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>");
2614 MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@intel.com>");
2615 MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
2616 MODULE_LICENSE("GPL v2");
Linux with added FPC-III support