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Linux 4.19.133
[linux/fpc-iii.git] / drivers / media / i2c / ov5670.c
blob53dd30d96e691308288515fffe7f6913bbb1042d
1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2017 Intel Corporation.
3
4 #include <linux/acpi.h>
5 #include <linux/i2c.h>
6 #include <linux/module.h>
7 #include <linux/pm_runtime.h>
8 #include <media/v4l2-ctrls.h>
9 #include <media/v4l2-device.h>
10
11 #define OV5670_REG_CHIP_ID 0x300a
12 #define OV5670_CHIP_ID 0x005670
13
14 #define OV5670_REG_MODE_SELECT 0x0100
15 #define OV5670_MODE_STANDBY 0x00
16 #define OV5670_MODE_STREAMING 0x01
17
18 #define OV5670_REG_SOFTWARE_RST 0x0103
19 #define OV5670_SOFTWARE_RST 0x01
20
21 /* vertical-timings from sensor */
22 #define OV5670_REG_VTS 0x380e
23 #define OV5670_VTS_30FPS 0x0808 /* default for 30 fps */
24 #define OV5670_VTS_MAX 0xffff
25
26 /* horizontal-timings from sensor */
27 #define OV5670_REG_HTS 0x380c
28
29 /*
30 * Pixels-per-line(PPL) = Time-per-line * pixel-rate
31 * In OV5670, Time-per-line = HTS/SCLK.
32 * HTS is fixed for all resolutions, not recommended to change.
33 */
34 #define OV5670_FIXED_PPL 2724 /* Pixels per line */
35
36 /* Exposure controls from sensor */
37 #define OV5670_REG_EXPOSURE 0x3500
38 #define OV5670_EXPOSURE_MIN 4
39 #define OV5670_EXPOSURE_STEP 1
40
41 /* Analog gain controls from sensor */
42 #define OV5670_REG_ANALOG_GAIN 0x3508
43 #define ANALOG_GAIN_MIN 0
44 #define ANALOG_GAIN_MAX 8191
45 #define ANALOG_GAIN_STEP 1
46 #define ANALOG_GAIN_DEFAULT 128
47
48 /* Digital gain controls from sensor */
49 #define OV5670_REG_R_DGTL_GAIN 0x5032
50 #define OV5670_REG_G_DGTL_GAIN 0x5034
51 #define OV5670_REG_B_DGTL_GAIN 0x5036
52 #define OV5670_DGTL_GAIN_MIN 0
53 #define OV5670_DGTL_GAIN_MAX 4095
54 #define OV5670_DGTL_GAIN_STEP 1
55 #define OV5670_DGTL_GAIN_DEFAULT 1024
56
57 /* Test Pattern Control */
58 #define OV5670_REG_TEST_PATTERN 0x4303
59 #define OV5670_TEST_PATTERN_ENABLE BIT(3)
60 #define OV5670_REG_TEST_PATTERN_CTRL 0x4320
61
62 #define OV5670_REG_VALUE_08BIT 1
63 #define OV5670_REG_VALUE_16BIT 2
64 #define OV5670_REG_VALUE_24BIT 3
65
66 /* Initial number of frames to skip to avoid possible garbage */
67 #define OV5670_NUM_OF_SKIP_FRAMES 2
68
69 struct ov5670_reg {
70 u16 address;
71 u8 val;
72 };
73
74 struct ov5670_reg_list {
75 u32 num_of_regs;
76 const struct ov5670_reg *regs;
77 };
78
79 struct ov5670_link_freq_config {
80 u32 pixel_rate;
81 const struct ov5670_reg_list reg_list;
82 };
83
84 struct ov5670_mode {
85 /* Frame width in pixels */
86 u32 width;
87
88 /* Frame height in pixels */
89 u32 height;
90
91 /* Default vertical timining size */
92 u32 vts_def;
93
94 /* Min vertical timining size */
95 u32 vts_min;
96
97 /* Link frequency needed for this resolution */
98 u32 link_freq_index;
99
100 /* Sensor register settings for this resolution */
101 const struct ov5670_reg_list reg_list;
102 };
103
104 static const struct ov5670_reg mipi_data_rate_840mbps[] = {
105 {0x0300, 0x04},
106 {0x0301, 0x00},
107 {0x0302, 0x84},
108 {0x0303, 0x00},
109 {0x0304, 0x03},
110 {0x0305, 0x01},
111 {0x0306, 0x01},
112 {0x030a, 0x00},
113 {0x030b, 0x00},
114 {0x030c, 0x00},
115 {0x030d, 0x26},
116 {0x030e, 0x00},
117 {0x030f, 0x06},
118 {0x0312, 0x01},
119 {0x3031, 0x0a},
120 };
121
122 static const struct ov5670_reg mode_2592x1944_regs[] = {
123 {0x3000, 0x00},
124 {0x3002, 0x21},
125 {0x3005, 0xf0},
126 {0x3007, 0x00},
127 {0x3015, 0x0f},
128 {0x3018, 0x32},
129 {0x301a, 0xf0},
130 {0x301b, 0xf0},
131 {0x301c, 0xf0},
132 {0x301d, 0xf0},
133 {0x301e, 0xf0},
134 {0x3030, 0x00},
135 {0x3031, 0x0a},
136 {0x303c, 0xff},
137 {0x303e, 0xff},
138 {0x3040, 0xf0},
139 {0x3041, 0x00},
140 {0x3042, 0xf0},
141 {0x3106, 0x11},
142 {0x3500, 0x00},
143 {0x3501, 0x80},
144 {0x3502, 0x00},
145 {0x3503, 0x04},
146 {0x3504, 0x03},
147 {0x3505, 0x83},
148 {0x3508, 0x04},
149 {0x3509, 0x00},
150 {0x350e, 0x04},
151 {0x350f, 0x00},
152 {0x3510, 0x00},
153 {0x3511, 0x02},
154 {0x3512, 0x00},
155 {0x3601, 0xc8},
156 {0x3610, 0x88},
157 {0x3612, 0x48},
158 {0x3614, 0x5b},
159 {0x3615, 0x96},
160 {0x3621, 0xd0},
161 {0x3622, 0x00},
162 {0x3623, 0x00},
163 {0x3633, 0x13},
164 {0x3634, 0x13},
165 {0x3635, 0x13},
166 {0x3636, 0x13},
167 {0x3645, 0x13},
168 {0x3646, 0x82},
169 {0x3650, 0x00},
170 {0x3652, 0xff},
171 {0x3655, 0x20},
172 {0x3656, 0xff},
173 {0x365a, 0xff},
174 {0x365e, 0xff},
175 {0x3668, 0x00},
176 {0x366a, 0x07},
177 {0x366e, 0x10},
178 {0x366d, 0x00},
179 {0x366f, 0x80},
180 {0x3700, 0x28},
181 {0x3701, 0x10},
182 {0x3702, 0x3a},
183 {0x3703, 0x19},
184 {0x3704, 0x10},
185 {0x3705, 0x00},
186 {0x3706, 0x66},
187 {0x3707, 0x08},
188 {0x3708, 0x34},
189 {0x3709, 0x40},
190 {0x370a, 0x01},
191 {0x370b, 0x1b},
192 {0x3714, 0x24},
193 {0x371a, 0x3e},
194 {0x3733, 0x00},
195 {0x3734, 0x00},
196 {0x373a, 0x05},
197 {0x373b, 0x06},
198 {0x373c, 0x0a},
199 {0x373f, 0xa0},
200 {0x3755, 0x00},
201 {0x3758, 0x00},
202 {0x375b, 0x0e},
203 {0x3766, 0x5f},
204 {0x3768, 0x00},
205 {0x3769, 0x22},
206 {0x3773, 0x08},
207 {0x3774, 0x1f},
208 {0x3776, 0x06},
209 {0x37a0, 0x88},
210 {0x37a1, 0x5c},
211 {0x37a7, 0x88},
212 {0x37a8, 0x70},
213 {0x37aa, 0x88},
214 {0x37ab, 0x48},
215 {0x37b3, 0x66},
216 {0x37c2, 0x04},
217 {0x37c5, 0x00},
218 {0x37c8, 0x00},
219 {0x3800, 0x00},
220 {0x3801, 0x0c},
221 {0x3802, 0x00},
222 {0x3803, 0x04},
223 {0x3804, 0x0a},
224 {0x3805, 0x33},
225 {0x3806, 0x07},
226 {0x3807, 0xa3},
227 {0x3808, 0x0a},
228 {0x3809, 0x20},
229 {0x380a, 0x07},
230 {0x380b, 0x98},
231 {0x380c, 0x06},
232 {0x380d, 0x90},
233 {0x380e, 0x08},
234 {0x380f, 0x08},
235 {0x3811, 0x04},
236 {0x3813, 0x02},
237 {0x3814, 0x01},
238 {0x3815, 0x01},
239 {0x3816, 0x00},
240 {0x3817, 0x00},
241 {0x3818, 0x00},
242 {0x3819, 0x00},
243 {0x3820, 0x84},
244 {0x3821, 0x46},
245 {0x3822, 0x48},
246 {0x3826, 0x00},
247 {0x3827, 0x08},
248 {0x382a, 0x01},
249 {0x382b, 0x01},
250 {0x3830, 0x08},
251 {0x3836, 0x02},
252 {0x3837, 0x00},
253 {0x3838, 0x10},
254 {0x3841, 0xff},
255 {0x3846, 0x48},
256 {0x3861, 0x00},
257 {0x3862, 0x04},
258 {0x3863, 0x06},
259 {0x3a11, 0x01},
260 {0x3a12, 0x78},
261 {0x3b00, 0x00},
262 {0x3b02, 0x00},
263 {0x3b03, 0x00},
264 {0x3b04, 0x00},
265 {0x3b05, 0x00},
266 {0x3c00, 0x89},
267 {0x3c01, 0xab},
268 {0x3c02, 0x01},
269 {0x3c03, 0x00},
270 {0x3c04, 0x00},
271 {0x3c05, 0x03},
272 {0x3c06, 0x00},
273 {0x3c07, 0x05},
274 {0x3c0c, 0x00},
275 {0x3c0d, 0x00},
276 {0x3c0e, 0x00},
277 {0x3c0f, 0x00},
278 {0x3c40, 0x00},
279 {0x3c41, 0xa3},
280 {0x3c43, 0x7d},
281 {0x3c45, 0xd7},
282 {0x3c47, 0xfc},
283 {0x3c50, 0x05},
284 {0x3c52, 0xaa},
285 {0x3c54, 0x71},
286 {0x3c56, 0x80},
287 {0x3d85, 0x17},
288 {0x3f03, 0x00},
289 {0x3f0a, 0x00},
290 {0x3f0b, 0x00},
291 {0x4001, 0x60},
292 {0x4009, 0x0d},
293 {0x4020, 0x00},
294 {0x4021, 0x00},
295 {0x4022, 0x00},
296 {0x4023, 0x00},
297 {0x4024, 0x00},
298 {0x4025, 0x00},
299 {0x4026, 0x00},
300 {0x4027, 0x00},
301 {0x4028, 0x00},
302 {0x4029, 0x00},
303 {0x402a, 0x00},
304 {0x402b, 0x00},
305 {0x402c, 0x00},
306 {0x402d, 0x00},
307 {0x402e, 0x00},
308 {0x402f, 0x00},
309 {0x4040, 0x00},
310 {0x4041, 0x03},
311 {0x4042, 0x00},
312 {0x4043, 0x7A},
313 {0x4044, 0x00},
314 {0x4045, 0x7A},
315 {0x4046, 0x00},
316 {0x4047, 0x7A},
317 {0x4048, 0x00},
318 {0x4049, 0x7A},
319 {0x4307, 0x30},
320 {0x4500, 0x58},
321 {0x4501, 0x04},
322 {0x4502, 0x40},
323 {0x4503, 0x10},
324 {0x4508, 0xaa},
325 {0x4509, 0xaa},
326 {0x450a, 0x00},
327 {0x450b, 0x00},
328 {0x4600, 0x01},
329 {0x4601, 0x03},
330 {0x4700, 0xa4},
331 {0x4800, 0x4c},
332 {0x4816, 0x53},
333 {0x481f, 0x40},
334 {0x4837, 0x13},
335 {0x5000, 0x56},
336 {0x5001, 0x01},
337 {0x5002, 0x28},
338 {0x5004, 0x0c},
339 {0x5006, 0x0c},
340 {0x5007, 0xe0},
341 {0x5008, 0x01},
342 {0x5009, 0xb0},
343 {0x5901, 0x00},
344 {0x5a01, 0x00},
345 {0x5a03, 0x00},
346 {0x5a04, 0x0c},
347 {0x5a05, 0xe0},
348 {0x5a06, 0x09},
349 {0x5a07, 0xb0},
350 {0x5a08, 0x06},
351 {0x5e00, 0x00},
352 {0x3734, 0x40},
353 {0x5b00, 0x01},
354 {0x5b01, 0x10},
355 {0x5b02, 0x01},
356 {0x5b03, 0xdb},
357 {0x3d8c, 0x71},
358 {0x3d8d, 0xea},
359 {0x4017, 0x08},
360 {0x3618, 0x2a},
361 {0x5780, 0x3e},
362 {0x5781, 0x0f},
363 {0x5782, 0x44},
364 {0x5783, 0x02},
365 {0x5784, 0x01},
366 {0x5785, 0x01},
367 {0x5786, 0x00},
368 {0x5787, 0x04},
369 {0x5788, 0x02},
370 {0x5789, 0x0f},
371 {0x578a, 0xfd},
372 {0x578b, 0xf5},
373 {0x578c, 0xf5},
374 {0x578d, 0x03},
375 {0x578e, 0x08},
376 {0x578f, 0x0c},
377 {0x5790, 0x08},
378 {0x5791, 0x06},
379 {0x5792, 0x00},
380 {0x5793, 0x52},
381 {0x5794, 0xa3},
382 {0x3503, 0x00},
383 {0x5045, 0x05},
384 {0x4003, 0x40},
385 {0x5048, 0x40}
386 };
387
388 static const struct ov5670_reg mode_1296x972_regs[] = {
389 {0x3000, 0x00},
390 {0x3002, 0x21},
391 {0x3005, 0xf0},
392 {0x3007, 0x00},
393 {0x3015, 0x0f},
394 {0x3018, 0x32},
395 {0x301a, 0xf0},
396 {0x301b, 0xf0},
397 {0x301c, 0xf0},
398 {0x301d, 0xf0},
399 {0x301e, 0xf0},
400 {0x3030, 0x00},
401 {0x3031, 0x0a},
402 {0x303c, 0xff},
403 {0x303e, 0xff},
404 {0x3040, 0xf0},
405 {0x3041, 0x00},
406 {0x3042, 0xf0},
407 {0x3106, 0x11},
408 {0x3500, 0x00},
409 {0x3501, 0x80},
410 {0x3502, 0x00},
411 {0x3503, 0x04},
412 {0x3504, 0x03},
413 {0x3505, 0x83},
414 {0x3508, 0x07},
415 {0x3509, 0x80},
416 {0x350e, 0x04},
417 {0x350f, 0x00},
418 {0x3510, 0x00},
419 {0x3511, 0x02},
420 {0x3512, 0x00},
421 {0x3601, 0xc8},
422 {0x3610, 0x88},
423 {0x3612, 0x48},
424 {0x3614, 0x5b},
425 {0x3615, 0x96},
426 {0x3621, 0xd0},
427 {0x3622, 0x00},
428 {0x3623, 0x00},
429 {0x3633, 0x13},
430 {0x3634, 0x13},
431 {0x3635, 0x13},
432 {0x3636, 0x13},
433 {0x3645, 0x13},
434 {0x3646, 0x82},
435 {0x3650, 0x00},
436 {0x3652, 0xff},
437 {0x3655, 0x20},
438 {0x3656, 0xff},
439 {0x365a, 0xff},
440 {0x365e, 0xff},
441 {0x3668, 0x00},
442 {0x366a, 0x07},
443 {0x366e, 0x08},
444 {0x366d, 0x00},
445 {0x366f, 0x80},
446 {0x3700, 0x28},
447 {0x3701, 0x10},
448 {0x3702, 0x3a},
449 {0x3703, 0x19},
450 {0x3704, 0x10},
451 {0x3705, 0x00},
452 {0x3706, 0x66},
453 {0x3707, 0x08},
454 {0x3708, 0x34},
455 {0x3709, 0x40},
456 {0x370a, 0x01},
457 {0x370b, 0x1b},
458 {0x3714, 0x24},
459 {0x371a, 0x3e},
460 {0x3733, 0x00},
461 {0x3734, 0x00},
462 {0x373a, 0x05},
463 {0x373b, 0x06},
464 {0x373c, 0x0a},
465 {0x373f, 0xa0},
466 {0x3755, 0x00},
467 {0x3758, 0x00},
468 {0x375b, 0x0e},
469 {0x3766, 0x5f},
470 {0x3768, 0x00},
471 {0x3769, 0x22},
472 {0x3773, 0x08},
473 {0x3774, 0x1f},
474 {0x3776, 0x06},
475 {0x37a0, 0x88},
476 {0x37a1, 0x5c},
477 {0x37a7, 0x88},
478 {0x37a8, 0x70},
479 {0x37aa, 0x88},
480 {0x37ab, 0x48},
481 {0x37b3, 0x66},
482 {0x37c2, 0x04},
483 {0x37c5, 0x00},
484 {0x37c8, 0x00},
485 {0x3800, 0x00},
486 {0x3801, 0x0c},
487 {0x3802, 0x00},
488 {0x3803, 0x04},
489 {0x3804, 0x0a},
490 {0x3805, 0x33},
491 {0x3806, 0x07},
492 {0x3807, 0xa3},
493 {0x3808, 0x05},
494 {0x3809, 0x10},
495 {0x380a, 0x03},
496 {0x380b, 0xcc},
497 {0x380c, 0x06},
498 {0x380d, 0x90},
499 {0x380e, 0x08},
500 {0x380f, 0x08},
501 {0x3811, 0x04},
502 {0x3813, 0x04},
503 {0x3814, 0x03},
504 {0x3815, 0x01},
505 {0x3816, 0x00},
506 {0x3817, 0x00},
507 {0x3818, 0x00},
508 {0x3819, 0x00},
509 {0x3820, 0x94},
510 {0x3821, 0x47},
511 {0x3822, 0x48},
512 {0x3826, 0x00},
513 {0x3827, 0x08},
514 {0x382a, 0x03},
515 {0x382b, 0x01},
516 {0x3830, 0x08},
517 {0x3836, 0x02},
518 {0x3837, 0x00},
519 {0x3838, 0x10},
520 {0x3841, 0xff},
521 {0x3846, 0x48},
522 {0x3861, 0x00},
523 {0x3862, 0x04},
524 {0x3863, 0x06},
525 {0x3a11, 0x01},
526 {0x3a12, 0x78},
527 {0x3b00, 0x00},
528 {0x3b02, 0x00},
529 {0x3b03, 0x00},
530 {0x3b04, 0x00},
531 {0x3b05, 0x00},
532 {0x3c00, 0x89},
533 {0x3c01, 0xab},
534 {0x3c02, 0x01},
535 {0x3c03, 0x00},
536 {0x3c04, 0x00},
537 {0x3c05, 0x03},
538 {0x3c06, 0x00},
539 {0x3c07, 0x05},
540 {0x3c0c, 0x00},
541 {0x3c0d, 0x00},
542 {0x3c0e, 0x00},
543 {0x3c0f, 0x00},
544 {0x3c40, 0x00},
545 {0x3c41, 0xa3},
546 {0x3c43, 0x7d},
547 {0x3c45, 0xd7},
548 {0x3c47, 0xfc},
549 {0x3c50, 0x05},
550 {0x3c52, 0xaa},
551 {0x3c54, 0x71},
552 {0x3c56, 0x80},
553 {0x3d85, 0x17},
554 {0x3f03, 0x00},
555 {0x3f0a, 0x00},
556 {0x3f0b, 0x00},
557 {0x4001, 0x60},
558 {0x4009, 0x05},
559 {0x4020, 0x00},
560 {0x4021, 0x00},
561 {0x4022, 0x00},
562 {0x4023, 0x00},
563 {0x4024, 0x00},
564 {0x4025, 0x00},
565 {0x4026, 0x00},
566 {0x4027, 0x00},
567 {0x4028, 0x00},
568 {0x4029, 0x00},
569 {0x402a, 0x00},
570 {0x402b, 0x00},
571 {0x402c, 0x00},
572 {0x402d, 0x00},
573 {0x402e, 0x00},
574 {0x402f, 0x00},
575 {0x4040, 0x00},
576 {0x4041, 0x03},
577 {0x4042, 0x00},
578 {0x4043, 0x7A},
579 {0x4044, 0x00},
580 {0x4045, 0x7A},
581 {0x4046, 0x00},
582 {0x4047, 0x7A},
583 {0x4048, 0x00},
584 {0x4049, 0x7A},
585 {0x4307, 0x30},
586 {0x4500, 0x58},
587 {0x4501, 0x04},
588 {0x4502, 0x48},
589 {0x4503, 0x10},
590 {0x4508, 0x55},
591 {0x4509, 0x55},
592 {0x450a, 0x00},
593 {0x450b, 0x00},
594 {0x4600, 0x00},
595 {0x4601, 0x81},
596 {0x4700, 0xa4},
597 {0x4800, 0x4c},
598 {0x4816, 0x53},
599 {0x481f, 0x40},
600 {0x4837, 0x13},
601 {0x5000, 0x56},
602 {0x5001, 0x01},
603 {0x5002, 0x28},
604 {0x5004, 0x0c},
605 {0x5006, 0x0c},
606 {0x5007, 0xe0},
607 {0x5008, 0x01},
608 {0x5009, 0xb0},
609 {0x5901, 0x00},
610 {0x5a01, 0x00},
611 {0x5a03, 0x00},
612 {0x5a04, 0x0c},
613 {0x5a05, 0xe0},
614 {0x5a06, 0x09},
615 {0x5a07, 0xb0},
616 {0x5a08, 0x06},
617 {0x5e00, 0x00},
618 {0x3734, 0x40},
619 {0x5b00, 0x01},
620 {0x5b01, 0x10},
621 {0x5b02, 0x01},
622 {0x5b03, 0xdb},
623 {0x3d8c, 0x71},
624 {0x3d8d, 0xea},
625 {0x4017, 0x10},
626 {0x3618, 0x2a},
627 {0x5780, 0x3e},
628 {0x5781, 0x0f},
629 {0x5782, 0x44},
630 {0x5783, 0x02},
631 {0x5784, 0x01},
632 {0x5785, 0x01},
633 {0x5786, 0x00},
634 {0x5787, 0x04},
635 {0x5788, 0x02},
636 {0x5789, 0x0f},
637 {0x578a, 0xfd},
638 {0x578b, 0xf5},
639 {0x578c, 0xf5},
640 {0x578d, 0x03},
641 {0x578e, 0x08},
642 {0x578f, 0x0c},
643 {0x5790, 0x08},
644 {0x5791, 0x04},
645 {0x5792, 0x00},
646 {0x5793, 0x52},
647 {0x5794, 0xa3},
648 {0x3503, 0x00},
649 {0x5045, 0x05},
650 {0x4003, 0x40},
651 {0x5048, 0x40}
652 };
653
654 static const struct ov5670_reg mode_648x486_regs[] = {
655 {0x3000, 0x00},
656 {0x3002, 0x21},
657 {0x3005, 0xf0},
658 {0x3007, 0x00},
659 {0x3015, 0x0f},
660 {0x3018, 0x32},
661 {0x301a, 0xf0},
662 {0x301b, 0xf0},
663 {0x301c, 0xf0},
664 {0x301d, 0xf0},
665 {0x301e, 0xf0},
666 {0x3030, 0x00},
667 {0x3031, 0x0a},
668 {0x303c, 0xff},
669 {0x303e, 0xff},
670 {0x3040, 0xf0},
671 {0x3041, 0x00},
672 {0x3042, 0xf0},
673 {0x3106, 0x11},
674 {0x3500, 0x00},
675 {0x3501, 0x80},
676 {0x3502, 0x00},
677 {0x3503, 0x04},
678 {0x3504, 0x03},
679 {0x3505, 0x83},
680 {0x3508, 0x04},
681 {0x3509, 0x00},
682 {0x350e, 0x04},
683 {0x350f, 0x00},
684 {0x3510, 0x00},
685 {0x3511, 0x02},
686 {0x3512, 0x00},
687 {0x3601, 0xc8},
688 {0x3610, 0x88},
689 {0x3612, 0x48},
690 {0x3614, 0x5b},
691 {0x3615, 0x96},
692 {0x3621, 0xd0},
693 {0x3622, 0x00},
694 {0x3623, 0x04},
695 {0x3633, 0x13},
696 {0x3634, 0x13},
697 {0x3635, 0x13},
698 {0x3636, 0x13},
699 {0x3645, 0x13},
700 {0x3646, 0x82},
701 {0x3650, 0x00},
702 {0x3652, 0xff},
703 {0x3655, 0x20},
704 {0x3656, 0xff},
705 {0x365a, 0xff},
706 {0x365e, 0xff},
707 {0x3668, 0x00},
708 {0x366a, 0x07},
709 {0x366e, 0x08},
710 {0x366d, 0x00},
711 {0x366f, 0x80},
712 {0x3700, 0x28},
713 {0x3701, 0x10},
714 {0x3702, 0x3a},
715 {0x3703, 0x19},
716 {0x3704, 0x10},
717 {0x3705, 0x00},
718 {0x3706, 0x66},
719 {0x3707, 0x08},
720 {0x3708, 0x34},
721 {0x3709, 0x40},
722 {0x370a, 0x01},
723 {0x370b, 0x1b},
724 {0x3714, 0x24},
725 {0x371a, 0x3e},
726 {0x3733, 0x00},
727 {0x3734, 0x00},
728 {0x373a, 0x05},
729 {0x373b, 0x06},
730 {0x373c, 0x0a},
731 {0x373f, 0xa0},
732 {0x3755, 0x00},
733 {0x3758, 0x00},
734 {0x375b, 0x0e},
735 {0x3766, 0x5f},
736 {0x3768, 0x00},
737 {0x3769, 0x22},
738 {0x3773, 0x08},
739 {0x3774, 0x1f},
740 {0x3776, 0x06},
741 {0x37a0, 0x88},
742 {0x37a1, 0x5c},
743 {0x37a7, 0x88},
744 {0x37a8, 0x70},
745 {0x37aa, 0x88},
746 {0x37ab, 0x48},
747 {0x37b3, 0x66},
748 {0x37c2, 0x04},
749 {0x37c5, 0x00},
750 {0x37c8, 0x00},
751 {0x3800, 0x00},
752 {0x3801, 0x0c},
753 {0x3802, 0x00},
754 {0x3803, 0x04},
755 {0x3804, 0x0a},
756 {0x3805, 0x33},
757 {0x3806, 0x07},
758 {0x3807, 0xa3},
759 {0x3808, 0x02},
760 {0x3809, 0x88},
761 {0x380a, 0x01},
762 {0x380b, 0xe6},
763 {0x380c, 0x06},
764 {0x380d, 0x90},
765 {0x380e, 0x08},
766 {0x380f, 0x08},
767 {0x3811, 0x04},
768 {0x3813, 0x02},
769 {0x3814, 0x07},
770 {0x3815, 0x01},
771 {0x3816, 0x00},
772 {0x3817, 0x00},
773 {0x3818, 0x00},
774 {0x3819, 0x00},
775 {0x3820, 0x94},
776 {0x3821, 0xc6},
777 {0x3822, 0x48},
778 {0x3826, 0x00},
779 {0x3827, 0x08},
780 {0x382a, 0x07},
781 {0x382b, 0x01},
782 {0x3830, 0x08},
783 {0x3836, 0x02},
784 {0x3837, 0x00},
785 {0x3838, 0x10},
786 {0x3841, 0xff},
787 {0x3846, 0x48},
788 {0x3861, 0x00},
789 {0x3862, 0x04},
790 {0x3863, 0x06},
791 {0x3a11, 0x01},
792 {0x3a12, 0x78},
793 {0x3b00, 0x00},
794 {0x3b02, 0x00},
795 {0x3b03, 0x00},
796 {0x3b04, 0x00},
797 {0x3b05, 0x00},
798 {0x3c00, 0x89},
799 {0x3c01, 0xab},
800 {0x3c02, 0x01},
801 {0x3c03, 0x00},
802 {0x3c04, 0x00},
803 {0x3c05, 0x03},
804 {0x3c06, 0x00},
805 {0x3c07, 0x05},
806 {0x3c0c, 0x00},
807 {0x3c0d, 0x00},
808 {0x3c0e, 0x00},
809 {0x3c0f, 0x00},
810 {0x3c40, 0x00},
811 {0x3c41, 0xa3},
812 {0x3c43, 0x7d},
813 {0x3c45, 0xd7},
814 {0x3c47, 0xfc},
815 {0x3c50, 0x05},
816 {0x3c52, 0xaa},
817 {0x3c54, 0x71},
818 {0x3c56, 0x80},
819 {0x3d85, 0x17},
820 {0x3f03, 0x00},
821 {0x3f0a, 0x00},
822 {0x3f0b, 0x00},
823 {0x4001, 0x60},
824 {0x4009, 0x05},
825 {0x4020, 0x00},
826 {0x4021, 0x00},
827 {0x4022, 0x00},
828 {0x4023, 0x00},
829 {0x4024, 0x00},
830 {0x4025, 0x00},
831 {0x4026, 0x00},
832 {0x4027, 0x00},
833 {0x4028, 0x00},
834 {0x4029, 0x00},
835 {0x402a, 0x00},
836 {0x402b, 0x00},
837 {0x402c, 0x00},
838 {0x402d, 0x00},
839 {0x402e, 0x00},
840 {0x402f, 0x00},
841 {0x4040, 0x00},
842 {0x4041, 0x03},
843 {0x4042, 0x00},
844 {0x4043, 0x7A},
845 {0x4044, 0x00},
846 {0x4045, 0x7A},
847 {0x4046, 0x00},
848 {0x4047, 0x7A},
849 {0x4048, 0x00},
850 {0x4049, 0x7A},
851 {0x4307, 0x30},
852 {0x4500, 0x58},
853 {0x4501, 0x04},
854 {0x4502, 0x40},
855 {0x4503, 0x10},
856 {0x4508, 0x55},
857 {0x4509, 0x55},
858 {0x450a, 0x02},
859 {0x450b, 0x00},
860 {0x4600, 0x00},
861 {0x4601, 0x40},
862 {0x4700, 0xa4},
863 {0x4800, 0x4c},
864 {0x4816, 0x53},
865 {0x481f, 0x40},
866 {0x4837, 0x13},
867 {0x5000, 0x56},
868 {0x5001, 0x01},
869 {0x5002, 0x28},
870 {0x5004, 0x0c},
871 {0x5006, 0x0c},
872 {0x5007, 0xe0},
873 {0x5008, 0x01},
874 {0x5009, 0xb0},
875 {0x5901, 0x00},
876 {0x5a01, 0x00},
877 {0x5a03, 0x00},
878 {0x5a04, 0x0c},
879 {0x5a05, 0xe0},
880 {0x5a06, 0x09},
881 {0x5a07, 0xb0},
882 {0x5a08, 0x06},
883 {0x5e00, 0x00},
884 {0x3734, 0x40},
885 {0x5b00, 0x01},
886 {0x5b01, 0x10},
887 {0x5b02, 0x01},
888 {0x5b03, 0xdb},
889 {0x3d8c, 0x71},
890 {0x3d8d, 0xea},
891 {0x4017, 0x10},
892 {0x3618, 0x2a},
893 {0x5780, 0x3e},
894 {0x5781, 0x0f},
895 {0x5782, 0x44},
896 {0x5783, 0x02},
897 {0x5784, 0x01},
898 {0x5785, 0x01},
899 {0x5786, 0x00},
900 {0x5787, 0x04},
901 {0x5788, 0x02},
902 {0x5789, 0x0f},
903 {0x578a, 0xfd},
904 {0x578b, 0xf5},
905 {0x578c, 0xf5},
906 {0x578d, 0x03},
907 {0x578e, 0x08},
908 {0x578f, 0x0c},
909 {0x5790, 0x08},
910 {0x5791, 0x06},
911 {0x5792, 0x00},
912 {0x5793, 0x52},
913 {0x5794, 0xa3},
914 {0x3503, 0x00},
915 {0x5045, 0x05},
916 {0x4003, 0x40},
917 {0x5048, 0x40}
918 };
919
920 static const struct ov5670_reg mode_2560x1440_regs[] = {
921 {0x3000, 0x00},
922 {0x3002, 0x21},
923 {0x3005, 0xf0},
924 {0x3007, 0x00},
925 {0x3015, 0x0f},
926 {0x3018, 0x32},
927 {0x301a, 0xf0},
928 {0x301b, 0xf0},
929 {0x301c, 0xf0},
930 {0x301d, 0xf0},
931 {0x301e, 0xf0},
932 {0x3030, 0x00},
933 {0x3031, 0x0a},
934 {0x303c, 0xff},
935 {0x303e, 0xff},
936 {0x3040, 0xf0},
937 {0x3041, 0x00},
938 {0x3042, 0xf0},
939 {0x3106, 0x11},
940 {0x3500, 0x00},
941 {0x3501, 0x80},
942 {0x3502, 0x00},
943 {0x3503, 0x04},
944 {0x3504, 0x03},
945 {0x3505, 0x83},
946 {0x3508, 0x04},
947 {0x3509, 0x00},
948 {0x350e, 0x04},
949 {0x350f, 0x00},
950 {0x3510, 0x00},
951 {0x3511, 0x02},
952 {0x3512, 0x00},
953 {0x3601, 0xc8},
954 {0x3610, 0x88},
955 {0x3612, 0x48},
956 {0x3614, 0x5b},
957 {0x3615, 0x96},
958 {0x3621, 0xd0},
959 {0x3622, 0x00},
960 {0x3623, 0x00},
961 {0x3633, 0x13},
962 {0x3634, 0x13},
963 {0x3635, 0x13},
964 {0x3636, 0x13},
965 {0x3645, 0x13},
966 {0x3646, 0x82},
967 {0x3650, 0x00},
968 {0x3652, 0xff},
969 {0x3655, 0x20},
970 {0x3656, 0xff},
971 {0x365a, 0xff},
972 {0x365e, 0xff},
973 {0x3668, 0x00},
974 {0x366a, 0x07},
975 {0x366e, 0x10},
976 {0x366d, 0x00},
977 {0x366f, 0x80},
978 {0x3700, 0x28},
979 {0x3701, 0x10},
980 {0x3702, 0x3a},
981 {0x3703, 0x19},
982 {0x3704, 0x10},
983 {0x3705, 0x00},
984 {0x3706, 0x66},
985 {0x3707, 0x08},
986 {0x3708, 0x34},
987 {0x3709, 0x40},
988 {0x370a, 0x01},
989 {0x370b, 0x1b},
990 {0x3714, 0x24},
991 {0x371a, 0x3e},
992 {0x3733, 0x00},
993 {0x3734, 0x00},
994 {0x373a, 0x05},
995 {0x373b, 0x06},
996 {0x373c, 0x0a},
997 {0x373f, 0xa0},
998 {0x3755, 0x00},
999 {0x3758, 0x00},
1000 {0x375b, 0x0e},
1001 {0x3766, 0x5f},
1002 {0x3768, 0x00},
1003 {0x3769, 0x22},
1004 {0x3773, 0x08},
1005 {0x3774, 0x1f},
1006 {0x3776, 0x06},
1007 {0x37a0, 0x88},
1008 {0x37a1, 0x5c},
1009 {0x37a7, 0x88},
1010 {0x37a8, 0x70},
1011 {0x37aa, 0x88},
1012 {0x37ab, 0x48},
1013 {0x37b3, 0x66},
1014 {0x37c2, 0x04},
1015 {0x37c5, 0x00},
1016 {0x37c8, 0x00},
1017 {0x3800, 0x00},
1018 {0x3801, 0x0c},
1019 {0x3802, 0x00},
1020 {0x3803, 0x04},
1021 {0x3804, 0x0a},
1022 {0x3805, 0x33},
1023 {0x3806, 0x07},
1024 {0x3807, 0xa3},
1025 {0x3808, 0x0a},
1026 {0x3809, 0x00},
1027 {0x380a, 0x05},
1028 {0x380b, 0xa0},
1029 {0x380c, 0x06},
1030 {0x380d, 0x90},
1031 {0x380e, 0x08},
1032 {0x380f, 0x08},
1033 {0x3811, 0x04},
1034 {0x3813, 0x02},
1035 {0x3814, 0x01},
1036 {0x3815, 0x01},
1037 {0x3816, 0x00},
1038 {0x3817, 0x00},
1039 {0x3818, 0x00},
1040 {0x3819, 0x00},
1041 {0x3820, 0x84},
1042 {0x3821, 0x46},
1043 {0x3822, 0x48},
1044 {0x3826, 0x00},
1045 {0x3827, 0x08},
1046 {0x382a, 0x01},
1047 {0x382b, 0x01},
1048 {0x3830, 0x08},
1049 {0x3836, 0x02},
1050 {0x3837, 0x00},
1051 {0x3838, 0x10},
1052 {0x3841, 0xff},
1053 {0x3846, 0x48},
1054 {0x3861, 0x00},
1055 {0x3862, 0x04},
1056 {0x3863, 0x06},
1057 {0x3a11, 0x01},
1058 {0x3a12, 0x78},
1059 {0x3b00, 0x00},
1060 {0x3b02, 0x00},
1061 {0x3b03, 0x00},
1062 {0x3b04, 0x00},
1063 {0x3b05, 0x00},
1064 {0x3c00, 0x89},
1065 {0x3c01, 0xab},
1066 {0x3c02, 0x01},
1067 {0x3c03, 0x00},
1068 {0x3c04, 0x00},
1069 {0x3c05, 0x03},
1070 {0x3c06, 0x00},
1071 {0x3c07, 0x05},
1072 {0x3c0c, 0x00},
1073 {0x3c0d, 0x00},
1074 {0x3c0e, 0x00},
1075 {0x3c0f, 0x00},
1076 {0x3c40, 0x00},
1077 {0x3c41, 0xa3},
1078 {0x3c43, 0x7d},
1079 {0x3c45, 0xd7},
1080 {0x3c47, 0xfc},
1081 {0x3c50, 0x05},
1082 {0x3c52, 0xaa},
1083 {0x3c54, 0x71},
1084 {0x3c56, 0x80},
1085 {0x3d85, 0x17},
1086 {0x3f03, 0x00},
1087 {0x3f0a, 0x00},
1088 {0x3f0b, 0x00},
1089 {0x4001, 0x60},
1090 {0x4009, 0x0d},
1091 {0x4020, 0x00},
1092 {0x4021, 0x00},
1093 {0x4022, 0x00},
1094 {0x4023, 0x00},
1095 {0x4024, 0x00},
1096 {0x4025, 0x00},
1097 {0x4026, 0x00},
1098 {0x4027, 0x00},
1099 {0x4028, 0x00},
1100 {0x4029, 0x00},
1101 {0x402a, 0x00},
1102 {0x402b, 0x00},
1103 {0x402c, 0x00},
1104 {0x402d, 0x00},
1105 {0x402e, 0x00},
1106 {0x402f, 0x00},
1107 {0x4040, 0x00},
1108 {0x4041, 0x03},
1109 {0x4042, 0x00},
1110 {0x4043, 0x7A},
1111 {0x4044, 0x00},
1112 {0x4045, 0x7A},
1113 {0x4046, 0x00},
1114 {0x4047, 0x7A},
1115 {0x4048, 0x00},
1116 {0x4049, 0x7A},
1117 {0x4307, 0x30},
1118 {0x4500, 0x58},
1119 {0x4501, 0x04},
1120 {0x4502, 0x40},
1121 {0x4503, 0x10},
1122 {0x4508, 0xaa},
1123 {0x4509, 0xaa},
1124 {0x450a, 0x00},
1125 {0x450b, 0x00},
1126 {0x4600, 0x01},
1127 {0x4601, 0x00},
1128 {0x4700, 0xa4},
1129 {0x4800, 0x4c},
1130 {0x4816, 0x53},
1131 {0x481f, 0x40},
1132 {0x4837, 0x13},
1133 {0x5000, 0x56},
1134 {0x5001, 0x01},
1135 {0x5002, 0x28},
1136 {0x5004, 0x0c},
1137 {0x5006, 0x0c},
1138 {0x5007, 0xe0},
1139 {0x5008, 0x01},
1140 {0x5009, 0xb0},
1141 {0x5901, 0x00},
1142 {0x5a01, 0x00},
1143 {0x5a03, 0x00},
1144 {0x5a04, 0x0c},
1145 {0x5a05, 0xe0},
1146 {0x5a06, 0x09},
1147 {0x5a07, 0xb0},
1148 {0x5a08, 0x06},
1149 {0x5e00, 0x00},
1150 {0x3734, 0x40},
1151 {0x5b00, 0x01},
1152 {0x5b01, 0x10},
1153 {0x5b02, 0x01},
1154 {0x5b03, 0xdb},
1155 {0x3d8c, 0x71},
1156 {0x3d8d, 0xea},
1157 {0x4017, 0x08},
1158 {0x3618, 0x2a},
1159 {0x5780, 0x3e},
1160 {0x5781, 0x0f},
1161 {0x5782, 0x44},
1162 {0x5783, 0x02},
1163 {0x5784, 0x01},
1164 {0x5785, 0x01},
1165 {0x5786, 0x00},
1166 {0x5787, 0x04},
1167 {0x5788, 0x02},
1168 {0x5789, 0x0f},
1169 {0x578a, 0xfd},
1170 {0x578b, 0xf5},
1171 {0x578c, 0xf5},
1172 {0x578d, 0x03},
1173 {0x578e, 0x08},
1174 {0x578f, 0x0c},
1175 {0x5790, 0x08},
1176 {0x5791, 0x06},
1177 {0x5792, 0x00},
1178 {0x5793, 0x52},
1179 {0x5794, 0xa3},
1180 {0x5045, 0x05},
1181 {0x4003, 0x40},
1182 {0x5048, 0x40}
1183 };
1184
1185 static const struct ov5670_reg mode_1280x720_regs[] = {
1186 {0x3000, 0x00},
1187 {0x3002, 0x21},
1188 {0x3005, 0xf0},
1189 {0x3007, 0x00},
1190 {0x3015, 0x0f},
1191 {0x3018, 0x32},
1192 {0x301a, 0xf0},
1193 {0x301b, 0xf0},
1194 {0x301c, 0xf0},
1195 {0x301d, 0xf0},
1196 {0x301e, 0xf0},
1197 {0x3030, 0x00},
1198 {0x3031, 0x0a},
1199 {0x303c, 0xff},
1200 {0x303e, 0xff},
1201 {0x3040, 0xf0},
1202 {0x3041, 0x00},
1203 {0x3042, 0xf0},
1204 {0x3106, 0x11},
1205 {0x3500, 0x00},
1206 {0x3501, 0x80},
1207 {0x3502, 0x00},
1208 {0x3503, 0x04},
1209 {0x3504, 0x03},
1210 {0x3505, 0x83},
1211 {0x3508, 0x04},
1212 {0x3509, 0x00},
1213 {0x350e, 0x04},
1214 {0x350f, 0x00},
1215 {0x3510, 0x00},
1216 {0x3511, 0x02},
1217 {0x3512, 0x00},
1218 {0x3601, 0xc8},
1219 {0x3610, 0x88},
1220 {0x3612, 0x48},
1221 {0x3614, 0x5b},
1222 {0x3615, 0x96},
1223 {0x3621, 0xd0},
1224 {0x3622, 0x00},
1225 {0x3623, 0x00},
1226 {0x3633, 0x13},
1227 {0x3634, 0x13},
1228 {0x3635, 0x13},
1229 {0x3636, 0x13},
1230 {0x3645, 0x13},
1231 {0x3646, 0x82},
1232 {0x3650, 0x00},
1233 {0x3652, 0xff},
1234 {0x3655, 0x20},
1235 {0x3656, 0xff},
1236 {0x365a, 0xff},
1237 {0x365e, 0xff},
1238 {0x3668, 0x00},
1239 {0x366a, 0x07},
1240 {0x366e, 0x08},
1241 {0x366d, 0x00},
1242 {0x366f, 0x80},
1243 {0x3700, 0x28},
1244 {0x3701, 0x10},
1245 {0x3702, 0x3a},
1246 {0x3703, 0x19},
1247 {0x3704, 0x10},
1248 {0x3705, 0x00},
1249 {0x3706, 0x66},
1250 {0x3707, 0x08},
1251 {0x3708, 0x34},
1252 {0x3709, 0x40},
1253 {0x370a, 0x01},
1254 {0x370b, 0x1b},
1255 {0x3714, 0x24},
1256 {0x371a, 0x3e},
1257 {0x3733, 0x00},
1258 {0x3734, 0x00},
1259 {0x373a, 0x05},
1260 {0x373b, 0x06},
1261 {0x373c, 0x0a},
1262 {0x373f, 0xa0},
1263 {0x3755, 0x00},
1264 {0x3758, 0x00},
1265 {0x375b, 0x0e},
1266 {0x3766, 0x5f},
1267 {0x3768, 0x00},
1268 {0x3769, 0x22},
1269 {0x3773, 0x08},
1270 {0x3774, 0x1f},
1271 {0x3776, 0x06},
1272 {0x37a0, 0x88},
1273 {0x37a1, 0x5c},
1274 {0x37a7, 0x88},
1275 {0x37a8, 0x70},
1276 {0x37aa, 0x88},
1277 {0x37ab, 0x48},
1278 {0x37b3, 0x66},
1279 {0x37c2, 0x04},
1280 {0x37c5, 0x00},
1281 {0x37c8, 0x00},
1282 {0x3800, 0x00},
1283 {0x3801, 0x0c},
1284 {0x3802, 0x00},
1285 {0x3803, 0x04},
1286 {0x3804, 0x0a},
1287 {0x3805, 0x33},
1288 {0x3806, 0x07},
1289 {0x3807, 0xa3},
1290 {0x3808, 0x05},
1291 {0x3809, 0x00},
1292 {0x380a, 0x02},
1293 {0x380b, 0xd0},
1294 {0x380c, 0x06},
1295 {0x380d, 0x90},
1296 {0x380e, 0x08},
1297 {0x380f, 0x08},
1298 {0x3811, 0x04},
1299 {0x3813, 0x02},
1300 {0x3814, 0x03},
1301 {0x3815, 0x01},
1302 {0x3816, 0x00},
1303 {0x3817, 0x00},
1304 {0x3818, 0x00},
1305 {0x3819, 0x00},
1306 {0x3820, 0x94},
1307 {0x3821, 0x47},
1308 {0x3822, 0x48},
1309 {0x3826, 0x00},
1310 {0x3827, 0x08},
1311 {0x382a, 0x03},
1312 {0x382b, 0x01},
1313 {0x3830, 0x08},
1314 {0x3836, 0x02},
1315 {0x3837, 0x00},
1316 {0x3838, 0x10},
1317 {0x3841, 0xff},
1318 {0x3846, 0x48},
1319 {0x3861, 0x00},
1320 {0x3862, 0x04},
1321 {0x3863, 0x06},
1322 {0x3a11, 0x01},
1323 {0x3a12, 0x78},
1324 {0x3b00, 0x00},
1325 {0x3b02, 0x00},
1326 {0x3b03, 0x00},
1327 {0x3b04, 0x00},
1328 {0x3b05, 0x00},
1329 {0x3c00, 0x89},
1330 {0x3c01, 0xab},
1331 {0x3c02, 0x01},
1332 {0x3c03, 0x00},
1333 {0x3c04, 0x00},
1334 {0x3c05, 0x03},
1335 {0x3c06, 0x00},
1336 {0x3c07, 0x05},
1337 {0x3c0c, 0x00},
1338 {0x3c0d, 0x00},
1339 {0x3c0e, 0x00},
1340 {0x3c0f, 0x00},
1341 {0x3c40, 0x00},
1342 {0x3c41, 0xa3},
1343 {0x3c43, 0x7d},
1344 {0x3c45, 0xd7},
1345 {0x3c47, 0xfc},
1346 {0x3c50, 0x05},
1347 {0x3c52, 0xaa},
1348 {0x3c54, 0x71},
1349 {0x3c56, 0x80},
1350 {0x3d85, 0x17},
1351 {0x3f03, 0x00},
1352 {0x3f0a, 0x00},
1353 {0x3f0b, 0x00},
1354 {0x4001, 0x60},
1355 {0x4009, 0x05},
1356 {0x4020, 0x00},
1357 {0x4021, 0x00},
1358 {0x4022, 0x00},
1359 {0x4023, 0x00},
1360 {0x4024, 0x00},
1361 {0x4025, 0x00},
1362 {0x4026, 0x00},
1363 {0x4027, 0x00},
1364 {0x4028, 0x00},
1365 {0x4029, 0x00},
1366 {0x402a, 0x00},
1367 {0x402b, 0x00},
1368 {0x402c, 0x00},
1369 {0x402d, 0x00},
1370 {0x402e, 0x00},
1371 {0x402f, 0x00},
1372 {0x4040, 0x00},
1373 {0x4041, 0x03},
1374 {0x4042, 0x00},
1375 {0x4043, 0x7A},
1376 {0x4044, 0x00},
1377 {0x4045, 0x7A},
1378 {0x4046, 0x00},
1379 {0x4047, 0x7A},
1380 {0x4048, 0x00},
1381 {0x4049, 0x7A},
1382 {0x4307, 0x30},
1383 {0x4500, 0x58},
1384 {0x4501, 0x04},
1385 {0x4502, 0x48},
1386 {0x4503, 0x10},
1387 {0x4508, 0x55},
1388 {0x4509, 0x55},
1389 {0x450a, 0x00},
1390 {0x450b, 0x00},
1391 {0x4600, 0x00},
1392 {0x4601, 0x80},
1393 {0x4700, 0xa4},
1394 {0x4800, 0x4c},
1395 {0x4816, 0x53},
1396 {0x481f, 0x40},
1397 {0x4837, 0x13},
1398 {0x5000, 0x56},
1399 {0x5001, 0x01},
1400 {0x5002, 0x28},
1401 {0x5004, 0x0c},
1402 {0x5006, 0x0c},
1403 {0x5007, 0xe0},
1404 {0x5008, 0x01},
1405 {0x5009, 0xb0},
1406 {0x5901, 0x00},
1407 {0x5a01, 0x00},
1408 {0x5a03, 0x00},
1409 {0x5a04, 0x0c},
1410 {0x5a05, 0xe0},
1411 {0x5a06, 0x09},
1412 {0x5a07, 0xb0},
1413 {0x5a08, 0x06},
1414 {0x5e00, 0x00},
1415 {0x3734, 0x40},
1416 {0x5b00, 0x01},
1417 {0x5b01, 0x10},
1418 {0x5b02, 0x01},
1419 {0x5b03, 0xdb},
1420 {0x3d8c, 0x71},
1421 {0x3d8d, 0xea},
1422 {0x4017, 0x10},
1423 {0x3618, 0x2a},
1424 {0x5780, 0x3e},
1425 {0x5781, 0x0f},
1426 {0x5782, 0x44},
1427 {0x5783, 0x02},
1428 {0x5784, 0x01},
1429 {0x5785, 0x01},
1430 {0x5786, 0x00},
1431 {0x5787, 0x04},
1432 {0x5788, 0x02},
1433 {0x5789, 0x0f},
1434 {0x578a, 0xfd},
1435 {0x578b, 0xf5},
1436 {0x578c, 0xf5},
1437 {0x578d, 0x03},
1438 {0x578e, 0x08},
1439 {0x578f, 0x0c},
1440 {0x5790, 0x08},
1441 {0x5791, 0x06},
1442 {0x5792, 0x00},
1443 {0x5793, 0x52},
1444 {0x5794, 0xa3},
1445 {0x3503, 0x00},
1446 {0x5045, 0x05},
1447 {0x4003, 0x40},
1448 {0x5048, 0x40}
1449 };
1450
1451 static const struct ov5670_reg mode_640x360_regs[] = {
1452 {0x3000, 0x00},
1453 {0x3002, 0x21},
1454 {0x3005, 0xf0},
1455 {0x3007, 0x00},
1456 {0x3015, 0x0f},
1457 {0x3018, 0x32},
1458 {0x301a, 0xf0},
1459 {0x301b, 0xf0},
1460 {0x301c, 0xf0},
1461 {0x301d, 0xf0},
1462 {0x301e, 0xf0},
1463 {0x3030, 0x00},
1464 {0x3031, 0x0a},
1465 {0x303c, 0xff},
1466 {0x303e, 0xff},
1467 {0x3040, 0xf0},
1468 {0x3041, 0x00},
1469 {0x3042, 0xf0},
1470 {0x3106, 0x11},
1471 {0x3500, 0x00},
1472 {0x3501, 0x80},
1473 {0x3502, 0x00},
1474 {0x3503, 0x04},
1475 {0x3504, 0x03},
1476 {0x3505, 0x83},
1477 {0x3508, 0x04},
1478 {0x3509, 0x00},
1479 {0x350e, 0x04},
1480 {0x350f, 0x00},
1481 {0x3510, 0x00},
1482 {0x3511, 0x02},
1483 {0x3512, 0x00},
1484 {0x3601, 0xc8},
1485 {0x3610, 0x88},
1486 {0x3612, 0x48},
1487 {0x3614, 0x5b},
1488 {0x3615, 0x96},
1489 {0x3621, 0xd0},
1490 {0x3622, 0x00},
1491 {0x3623, 0x04},
1492 {0x3633, 0x13},
1493 {0x3634, 0x13},
1494 {0x3635, 0x13},
1495 {0x3636, 0x13},
1496 {0x3645, 0x13},
1497 {0x3646, 0x82},
1498 {0x3650, 0x00},
1499 {0x3652, 0xff},
1500 {0x3655, 0x20},
1501 {0x3656, 0xff},
1502 {0x365a, 0xff},
1503 {0x365e, 0xff},
1504 {0x3668, 0x00},
1505 {0x366a, 0x07},
1506 {0x366e, 0x08},
1507 {0x366d, 0x00},
1508 {0x366f, 0x80},
1509 {0x3700, 0x28},
1510 {0x3701, 0x10},
1511 {0x3702, 0x3a},
1512 {0x3703, 0x19},
1513 {0x3704, 0x10},
1514 {0x3705, 0x00},
1515 {0x3706, 0x66},
1516 {0x3707, 0x08},
1517 {0x3708, 0x34},
1518 {0x3709, 0x40},
1519 {0x370a, 0x01},
1520 {0x370b, 0x1b},
1521 {0x3714, 0x24},
1522 {0x371a, 0x3e},
1523 {0x3733, 0x00},
1524 {0x3734, 0x00},
1525 {0x373a, 0x05},
1526 {0x373b, 0x06},
1527 {0x373c, 0x0a},
1528 {0x373f, 0xa0},
1529 {0x3755, 0x00},
1530 {0x3758, 0x00},
1531 {0x375b, 0x0e},
1532 {0x3766, 0x5f},
1533 {0x3768, 0x00},
1534 {0x3769, 0x22},
1535 {0x3773, 0x08},
1536 {0x3774, 0x1f},
1537 {0x3776, 0x06},
1538 {0x37a0, 0x88},
1539 {0x37a1, 0x5c},
1540 {0x37a7, 0x88},
1541 {0x37a8, 0x70},
1542 {0x37aa, 0x88},
1543 {0x37ab, 0x48},
1544 {0x37b3, 0x66},
1545 {0x37c2, 0x04},
1546 {0x37c5, 0x00},
1547 {0x37c8, 0x00},
1548 {0x3800, 0x00},
1549 {0x3801, 0x0c},
1550 {0x3802, 0x00},
1551 {0x3803, 0x04},
1552 {0x3804, 0x0a},
1553 {0x3805, 0x33},
1554 {0x3806, 0x07},
1555 {0x3807, 0xa3},
1556 {0x3808, 0x02},
1557 {0x3809, 0x80},
1558 {0x380a, 0x01},
1559 {0x380b, 0x68},
1560 {0x380c, 0x06},
1561 {0x380d, 0x90},
1562 {0x380e, 0x08},
1563 {0x380f, 0x08},
1564 {0x3811, 0x04},
1565 {0x3813, 0x02},
1566 {0x3814, 0x07},
1567 {0x3815, 0x01},
1568 {0x3816, 0x00},
1569 {0x3817, 0x00},
1570 {0x3818, 0x00},
1571 {0x3819, 0x00},
1572 {0x3820, 0x94},
1573 {0x3821, 0xc6},
1574 {0x3822, 0x48},
1575 {0x3826, 0x00},
1576 {0x3827, 0x08},
1577 {0x382a, 0x07},
1578 {0x382b, 0x01},
1579 {0x3830, 0x08},
1580 {0x3836, 0x02},
1581 {0x3837, 0x00},
1582 {0x3838, 0x10},
1583 {0x3841, 0xff},
1584 {0x3846, 0x48},
1585 {0x3861, 0x00},
1586 {0x3862, 0x04},
1587 {0x3863, 0x06},
1588 {0x3a11, 0x01},
1589 {0x3a12, 0x78},
1590 {0x3b00, 0x00},
1591 {0x3b02, 0x00},
1592 {0x3b03, 0x00},
1593 {0x3b04, 0x00},
1594 {0x3b05, 0x00},
1595 {0x3c00, 0x89},
1596 {0x3c01, 0xab},
1597 {0x3c02, 0x01},
1598 {0x3c03, 0x00},
1599 {0x3c04, 0x00},
1600 {0x3c05, 0x03},
1601 {0x3c06, 0x00},
1602 {0x3c07, 0x05},
1603 {0x3c0c, 0x00},
1604 {0x3c0d, 0x00},
1605 {0x3c0e, 0x00},
1606 {0x3c0f, 0x00},
1607 {0x3c40, 0x00},
1608 {0x3c41, 0xa3},
1609 {0x3c43, 0x7d},
1610 {0x3c45, 0xd7},
1611 {0x3c47, 0xfc},
1612 {0x3c50, 0x05},
1613 {0x3c52, 0xaa},
1614 {0x3c54, 0x71},
1615 {0x3c56, 0x80},
1616 {0x3d85, 0x17},
1617 {0x3f03, 0x00},
1618 {0x3f0a, 0x00},
1619 {0x3f0b, 0x00},
1620 {0x4001, 0x60},
1621 {0x4009, 0x05},
1622 {0x4020, 0x00},
1623 {0x4021, 0x00},
1624 {0x4022, 0x00},
1625 {0x4023, 0x00},
1626 {0x4024, 0x00},
1627 {0x4025, 0x00},
1628 {0x4026, 0x00},
1629 {0x4027, 0x00},
1630 {0x4028, 0x00},
1631 {0x4029, 0x00},
1632 {0x402a, 0x00},
1633 {0x402b, 0x00},
1634 {0x402c, 0x00},
1635 {0x402d, 0x00},
1636 {0x402e, 0x00},
1637 {0x402f, 0x00},
1638 {0x4040, 0x00},
1639 {0x4041, 0x03},
1640 {0x4042, 0x00},
1641 {0x4043, 0x7A},
1642 {0x4044, 0x00},
1643 {0x4045, 0x7A},
1644 {0x4046, 0x00},
1645 {0x4047, 0x7A},
1646 {0x4048, 0x00},
1647 {0x4049, 0x7A},
1648 {0x4307, 0x30},
1649 {0x4500, 0x58},
1650 {0x4501, 0x04},
1651 {0x4502, 0x40},
1652 {0x4503, 0x10},
1653 {0x4508, 0x55},
1654 {0x4509, 0x55},
1655 {0x450a, 0x02},
1656 {0x450b, 0x00},
1657 {0x4600, 0x00},
1658 {0x4601, 0x40},
1659 {0x4700, 0xa4},
1660 {0x4800, 0x4c},
1661 {0x4816, 0x53},
1662 {0x481f, 0x40},
1663 {0x4837, 0x13},
1664 {0x5000, 0x56},
1665 {0x5001, 0x01},
1666 {0x5002, 0x28},
1667 {0x5004, 0x0c},
1668 {0x5006, 0x0c},
1669 {0x5007, 0xe0},
1670 {0x5008, 0x01},
1671 {0x5009, 0xb0},
1672 {0x5901, 0x00},
1673 {0x5a01, 0x00},
1674 {0x5a03, 0x00},
1675 {0x5a04, 0x0c},
1676 {0x5a05, 0xe0},
1677 {0x5a06, 0x09},
1678 {0x5a07, 0xb0},
1679 {0x5a08, 0x06},
1680 {0x5e00, 0x00},
1681 {0x3734, 0x40},
1682 {0x5b00, 0x01},
1683 {0x5b01, 0x10},
1684 {0x5b02, 0x01},
1685 {0x5b03, 0xdb},
1686 {0x3d8c, 0x71},
1687 {0x3d8d, 0xea},
1688 {0x4017, 0x10},
1689 {0x3618, 0x2a},
1690 {0x5780, 0x3e},
1691 {0x5781, 0x0f},
1692 {0x5782, 0x44},
1693 {0x5783, 0x02},
1694 {0x5784, 0x01},
1695 {0x5785, 0x01},
1696 {0x5786, 0x00},
1697 {0x5787, 0x04},
1698 {0x5788, 0x02},
1699 {0x5789, 0x0f},
1700 {0x578a, 0xfd},
1701 {0x578b, 0xf5},
1702 {0x578c, 0xf5},
1703 {0x578d, 0x03},
1704 {0x578e, 0x08},
1705 {0x578f, 0x0c},
1706 {0x5790, 0x08},
1707 {0x5791, 0x06},
1708 {0x5792, 0x00},
1709 {0x5793, 0x52},
1710 {0x5794, 0xa3},
1711 {0x3503, 0x00},
1712 {0x5045, 0x05},
1713 {0x4003, 0x40},
1714 {0x5048, 0x40}
1715 };
1716
1717 static const char * const ov5670_test_pattern_menu[] = {
1718 "Disabled",
1719 "Vertical Color Bar Type 1",
1720 };
1721
1722 /* Supported link frequencies */
1723 #define OV5670_LINK_FREQ_422MHZ 422400000
1724 #define OV5670_LINK_FREQ_422MHZ_INDEX 0
1725 static const struct ov5670_link_freq_config link_freq_configs[] = {
1726 {
1727 /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */
1728 .pixel_rate = (OV5670_LINK_FREQ_422MHZ * 2 * 2) / 10,
1729 .reg_list = {
1730 .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps),
1731 .regs = mipi_data_rate_840mbps,
1732 }
1733 }
1734 };
1735
1736 static const s64 link_freq_menu_items[] = {
1737 OV5670_LINK_FREQ_422MHZ
1738 };
1739
1740 /*
1741 * OV5670 sensor supports following resolutions with full FOV:
1742 * 4:3 ==> {2592x1944, 1296x972, 648x486}
1743 * 16:9 ==> {2560x1440, 1280x720, 640x360}
1744 */
1745 static const struct ov5670_mode supported_modes[] = {
1746 {
1747 .width = 2592,
1748 .height = 1944,
1749 .vts_def = OV5670_VTS_30FPS,
1750 .vts_min = OV5670_VTS_30FPS,
1751 .reg_list = {
1752 .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs),
1753 .regs = mode_2592x1944_regs,
1754 },
1755 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1756 },
1757 {
1758 .width = 1296,
1759 .height = 972,
1760 .vts_def = OV5670_VTS_30FPS,
1761 .vts_min = 996,
1762 .reg_list = {
1763 .num_of_regs = ARRAY_SIZE(mode_1296x972_regs),
1764 .regs = mode_1296x972_regs,
1765 },
1766 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1767 },
1768 {
1769 .width = 648,
1770 .height = 486,
1771 .vts_def = OV5670_VTS_30FPS,
1772 .vts_min = 516,
1773 .reg_list = {
1774 .num_of_regs = ARRAY_SIZE(mode_648x486_regs),
1775 .regs = mode_648x486_regs,
1776 },
1777 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1778 },
1779 {
1780 .width = 2560,
1781 .height = 1440,
1782 .vts_def = OV5670_VTS_30FPS,
1783 .vts_min = OV5670_VTS_30FPS,
1784 .reg_list = {
1785 .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs),
1786 .regs = mode_2560x1440_regs,
1787 },
1788 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1789 },
1790 {
1791 .width = 1280,
1792 .height = 720,
1793 .vts_def = OV5670_VTS_30FPS,
1794 .vts_min = 1020,
1795 .reg_list = {
1796 .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
1797 .regs = mode_1280x720_regs,
1798 },
1799 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1800 },
1801 {
1802 .width = 640,
1803 .height = 360,
1804 .vts_def = OV5670_VTS_30FPS,
1805 .vts_min = 510,
1806 .reg_list = {
1807 .num_of_regs = ARRAY_SIZE(mode_640x360_regs),
1808 .regs = mode_640x360_regs,
1809 },
1810 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1811 }
1812 };
1813
1814 struct ov5670 {
1815 struct v4l2_subdev sd;
1816 struct media_pad pad;
1817
1818 struct v4l2_ctrl_handler ctrl_handler;
1819 /* V4L2 Controls */
1820 struct v4l2_ctrl *link_freq;
1821 struct v4l2_ctrl *pixel_rate;
1822 struct v4l2_ctrl *vblank;
1823 struct v4l2_ctrl *hblank;
1824 struct v4l2_ctrl *exposure;
1825
1826 /* Current mode */
1827 const struct ov5670_mode *cur_mode;
1828
1829 /* To serialize asynchronus callbacks */
1830 struct mutex mutex;
1831
1832 /* Streaming on/off */
1833 bool streaming;
1834 };
1835
1836 #define to_ov5670(_sd) container_of(_sd, struct ov5670, sd)
1837
1838 /* Read registers up to 4 at a time */
1839 static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1840 u32 *val)
1841 {
1842 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1843 struct i2c_msg msgs[2];
1844 u8 *data_be_p;
1845 __be32 data_be = 0;
1846 __be16 reg_addr_be = cpu_to_be16(reg);
1847 int ret;
1848
1849 if (len > 4)
1850 return -EINVAL;
1851
1852 data_be_p = (u8 *)&data_be;
1853 /* Write register address */
1854 msgs[0].addr = client->addr;
1855 msgs[0].flags = 0;
1856 msgs[0].len = 2;
1857 msgs[0].buf = (u8 *)&reg_addr_be;
1858
1859 /* Read data from register */
1860 msgs[1].addr = client->addr;
1861 msgs[1].flags = I2C_M_RD;
1862 msgs[1].len = len;
1863 msgs[1].buf = &data_be_p[4 - len];
1864
1865 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
1866 if (ret != ARRAY_SIZE(msgs))
1867 return -EIO;
1868
1869 *val = be32_to_cpu(data_be);
1870
1871 return 0;
1872 }
1873
1874 /* Write registers up to 4 at a time */
1875 static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1876 u32 val)
1877 {
1878 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1879 int buf_i;
1880 int val_i;
1881 u8 buf[6];
1882 u8 *val_p;
1883 __be32 tmp;
1884
1885 if (len > 4)
1886 return -EINVAL;
1887
1888 buf[0] = reg >> 8;
1889 buf[1] = reg & 0xff;
1890
1891 tmp = cpu_to_be32(val);
1892 val_p = (u8 *)&tmp;
1893 buf_i = 2;
1894 val_i = 4 - len;
1895
1896 while (val_i < 4)
1897 buf[buf_i++] = val_p[val_i++];
1898
1899 if (i2c_master_send(client, buf, len + 2) != len + 2)
1900 return -EIO;
1901
1902 return 0;
1903 }
1904
1905 /* Write a list of registers */
1906 static int ov5670_write_regs(struct ov5670 *ov5670,
1907 const struct ov5670_reg *regs, unsigned int len)
1908 {
1909 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1910 unsigned int i;
1911 int ret;
1912
1913 for (i = 0; i < len; i++) {
1914 ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val);
1915 if (ret) {
1916 dev_err_ratelimited(
1917 &client->dev,
1918 "Failed to write reg 0x%4.4x. error = %d\n",
1919 regs[i].address, ret);
1920
1921 return ret;
1922 }
1923 }
1924
1925 return 0;
1926 }
1927
1928 static int ov5670_write_reg_list(struct ov5670 *ov5670,
1929 const struct ov5670_reg_list *r_list)
1930 {
1931 return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs);
1932 }
1933
1934 /* Open sub-device */
1935 static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
1936 {
1937 struct ov5670 *ov5670 = to_ov5670(sd);
1938 struct v4l2_mbus_framefmt *try_fmt =
1939 v4l2_subdev_get_try_format(sd, fh->pad, 0);
1940
1941 mutex_lock(&ov5670->mutex);
1942
1943 /* Initialize try_fmt */
1944 try_fmt->width = ov5670->cur_mode->width;
1945 try_fmt->height = ov5670->cur_mode->height;
1946 try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
1947 try_fmt->field = V4L2_FIELD_NONE;
1948
1949 /* No crop or compose */
1950 mutex_unlock(&ov5670->mutex);
1951
1952 return 0;
1953 }
1954
1955 static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain)
1956 {
1957 int ret;
1958
1959 ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN,
1960 OV5670_REG_VALUE_16BIT, d_gain);
1961 if (ret)
1962 return ret;
1963
1964 ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN,
1965 OV5670_REG_VALUE_16BIT, d_gain);
1966 if (ret)
1967 return ret;
1968
1969 return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN,
1970 OV5670_REG_VALUE_16BIT, d_gain);
1971 }
1972
1973 static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern)
1974 {
1975 u32 val;
1976 int ret;
1977
1978 /* Set the bayer order that we support */
1979 ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL,
1980 OV5670_REG_VALUE_08BIT, 0);
1981 if (ret)
1982 return ret;
1983
1984 ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN,
1985 OV5670_REG_VALUE_08BIT, &val);
1986 if (ret)
1987 return ret;
1988
1989 if (pattern)
1990 val |= OV5670_TEST_PATTERN_ENABLE;
1991 else
1992 val &= ~OV5670_TEST_PATTERN_ENABLE;
1993
1994 return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN,
1995 OV5670_REG_VALUE_08BIT, val);
1996 }
1997
1998 /* Initialize control handlers */
1999 static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl)
2000 {
2001 struct ov5670 *ov5670 = container_of(ctrl->handler,
2002 struct ov5670, ctrl_handler);
2003 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2004 s64 max;
2005 int ret = 0;
2006
2007 /* Propagate change of current control to all related controls */
2008 switch (ctrl->id) {
2009 case V4L2_CID_VBLANK:
2010 /* Update max exposure while meeting expected vblanking */
2011 max = ov5670->cur_mode->height + ctrl->val - 8;
2012 __v4l2_ctrl_modify_range(ov5670->exposure,
2013 ov5670->exposure->minimum, max,
2014 ov5670->exposure->step, max);
2015 break;
2016 }
2017
2018 /* V4L2 controls values will be applied only when power is already up */
2019 if (!pm_runtime_get_if_in_use(&client->dev))
2020 return 0;
2021
2022 switch (ctrl->id) {
2023 case V4L2_CID_ANALOGUE_GAIN:
2024 ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN,
2025 OV5670_REG_VALUE_16BIT, ctrl->val);
2026 break;
2027 case V4L2_CID_DIGITAL_GAIN:
2028 ret = ov5670_update_digital_gain(ov5670, ctrl->val);
2029 break;
2030 case V4L2_CID_EXPOSURE:
2031 /* 4 least significant bits of expsoure are fractional part */
2032 ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE,
2033 OV5670_REG_VALUE_24BIT, ctrl->val << 4);
2034 break;
2035 case V4L2_CID_VBLANK:
2036 /* Update VTS that meets expected vertical blanking */
2037 ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
2038 OV5670_REG_VALUE_16BIT,
2039 ov5670->cur_mode->height + ctrl->val);
2040 break;
2041 case V4L2_CID_TEST_PATTERN:
2042 ret = ov5670_enable_test_pattern(ov5670, ctrl->val);
2043 break;
2044 default:
2045 dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
2046 __func__, ctrl->id, ctrl->val);
2047 break;
2048 }
2049
2050 pm_runtime_put(&client->dev);
2051
2052 return ret;
2053 }
2054
2055 static const struct v4l2_ctrl_ops ov5670_ctrl_ops = {
2056 .s_ctrl = ov5670_set_ctrl,
2057 };
2058
2059 /* Initialize control handlers */
2060 static int ov5670_init_controls(struct ov5670 *ov5670)
2061 {
2062 struct v4l2_ctrl_handler *ctrl_hdlr;
2063 s64 vblank_max;
2064 s64 vblank_def;
2065 s64 vblank_min;
2066 s64 exposure_max;
2067 int ret;
2068
2069 ctrl_hdlr = &ov5670->ctrl_handler;
2070 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
2071 if (ret)
2072 return ret;
2073
2074 ctrl_hdlr->lock = &ov5670->mutex;
2075 ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
2076 &ov5670_ctrl_ops,
2077 V4L2_CID_LINK_FREQ,
2078 0, 0, link_freq_menu_items);
2079 if (ov5670->link_freq)
2080 ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2081
2082 /* By default, V4L2_CID_PIXEL_RATE is read only */
2083 ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2084 V4L2_CID_PIXEL_RATE, 0,
2085 link_freq_configs[0].pixel_rate,
2086 1,
2087 link_freq_configs[0].pixel_rate);
2088
2089 vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height;
2090 vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height;
2091 vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height;
2092 ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2093 V4L2_CID_VBLANK, vblank_min,
2094 vblank_max, 1, vblank_def);
2095
2096 ov5670->hblank = v4l2_ctrl_new_std(
2097 ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK,
2098 OV5670_FIXED_PPL - ov5670->cur_mode->width,
2099 OV5670_FIXED_PPL - ov5670->cur_mode->width, 1,
2100 OV5670_FIXED_PPL - ov5670->cur_mode->width);
2101 if (ov5670->hblank)
2102 ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2103
2104 /* Get min, max, step, default from sensor */
2105 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
2106 ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
2107 ANALOG_GAIN_DEFAULT);
2108
2109 /* Digital gain */
2110 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN,
2111 OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX,
2112 OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT);
2113
2114 /* Get min, max, step, default from sensor */
2115 exposure_max = ov5670->cur_mode->vts_def - 8;
2116 ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2117 V4L2_CID_EXPOSURE,
2118 OV5670_EXPOSURE_MIN,
2119 exposure_max, OV5670_EXPOSURE_STEP,
2120 exposure_max);
2121
2122 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops,
2123 V4L2_CID_TEST_PATTERN,
2124 ARRAY_SIZE(ov5670_test_pattern_menu) - 1,
2125 0, 0, ov5670_test_pattern_menu);
2126
2127 if (ctrl_hdlr->error) {
2128 ret = ctrl_hdlr->error;
2129 goto error;
2130 }
2131
2132 ov5670->sd.ctrl_handler = ctrl_hdlr;
2133
2134 return 0;
2135
2136 error:
2137 v4l2_ctrl_handler_free(ctrl_hdlr);
2138
2139 return ret;
2140 }
2141
2142 static int ov5670_enum_mbus_code(struct v4l2_subdev *sd,
2143 struct v4l2_subdev_pad_config *cfg,
2144 struct v4l2_subdev_mbus_code_enum *code)
2145 {
2146 /* Only one bayer order GRBG is supported */
2147 if (code->index > 0)
2148 return -EINVAL;
2149
2150 code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
2151
2152 return 0;
2153 }
2154
2155 static int ov5670_enum_frame_size(struct v4l2_subdev *sd,
2156 struct v4l2_subdev_pad_config *cfg,
2157 struct v4l2_subdev_frame_size_enum *fse)
2158 {
2159 if (fse->index >= ARRAY_SIZE(supported_modes))
2160 return -EINVAL;
2161
2162 if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
2163 return -EINVAL;
2164
2165 fse->min_width = supported_modes[fse->index].width;
2166 fse->max_width = fse->min_width;
2167 fse->min_height = supported_modes[fse->index].height;
2168 fse->max_height = fse->min_height;
2169
2170 return 0;
2171 }
2172
2173 static void ov5670_update_pad_format(const struct ov5670_mode *mode,
2174 struct v4l2_subdev_format *fmt)
2175 {
2176 fmt->format.width = mode->width;
2177 fmt->format.height = mode->height;
2178 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2179 fmt->format.field = V4L2_FIELD_NONE;
2180 }
2181
2182 static int ov5670_do_get_pad_format(struct ov5670 *ov5670,
2183 struct v4l2_subdev_pad_config *cfg,
2184 struct v4l2_subdev_format *fmt)
2185 {
2186 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
2187 fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg,
2188 fmt->pad);
2189 else
2190 ov5670_update_pad_format(ov5670->cur_mode, fmt);
2191
2192 return 0;
2193 }
2194
2195 static int ov5670_get_pad_format(struct v4l2_subdev *sd,
2196 struct v4l2_subdev_pad_config *cfg,
2197 struct v4l2_subdev_format *fmt)
2198 {
2199 struct ov5670 *ov5670 = to_ov5670(sd);
2200 int ret;
2201
2202 mutex_lock(&ov5670->mutex);
2203 ret = ov5670_do_get_pad_format(ov5670, cfg, fmt);
2204 mutex_unlock(&ov5670->mutex);
2205
2206 return ret;
2207 }
2208
2209 static int ov5670_set_pad_format(struct v4l2_subdev *sd,
2210 struct v4l2_subdev_pad_config *cfg,
2211 struct v4l2_subdev_format *fmt)
2212 {
2213 struct ov5670 *ov5670 = to_ov5670(sd);
2214 const struct ov5670_mode *mode;
2215 s32 vblank_def;
2216 s32 h_blank;
2217
2218 mutex_lock(&ov5670->mutex);
2219
2220 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2221
2222 mode = v4l2_find_nearest_size(supported_modes,
2223 ARRAY_SIZE(supported_modes),
2224 width, height,
2225 fmt->format.width, fmt->format.height);
2226 ov5670_update_pad_format(mode, fmt);
2227 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
2228 *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
2229 } else {
2230 ov5670->cur_mode = mode;
2231 __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index);
2232 __v4l2_ctrl_s_ctrl_int64(
2233 ov5670->pixel_rate,
2234 link_freq_configs[mode->link_freq_index].pixel_rate);
2235 /* Update limits and set FPS to default */
2236 vblank_def = ov5670->cur_mode->vts_def -
2237 ov5670->cur_mode->height;
2238 __v4l2_ctrl_modify_range(
2239 ov5670->vblank,
2240 ov5670->cur_mode->vts_min - ov5670->cur_mode->height,
2241 OV5670_VTS_MAX - ov5670->cur_mode->height, 1,
2242 vblank_def);
2243 __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def);
2244 h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width;
2245 __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1,
2246 h_blank);
2247 }
2248
2249 mutex_unlock(&ov5670->mutex);
2250
2251 return 0;
2252 }
2253
2254 static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames)
2255 {
2256 *frames = OV5670_NUM_OF_SKIP_FRAMES;
2257
2258 return 0;
2259 }
2260
2261 /* Prepare streaming by writing default values and customized values */
2262 static int ov5670_start_streaming(struct ov5670 *ov5670)
2263 {
2264 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2265 const struct ov5670_reg_list *reg_list;
2266 int link_freq_index;
2267 int ret;
2268
2269 /* Get out of from software reset */
2270 ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST,
2271 OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST);
2272 if (ret) {
2273 dev_err(&client->dev, "%s failed to set powerup registers\n",
2274 __func__);
2275 return ret;
2276 }
2277
2278 /* Setup PLL */
2279 link_freq_index = ov5670->cur_mode->link_freq_index;
2280 reg_list = &link_freq_configs[link_freq_index].reg_list;
2281 ret = ov5670_write_reg_list(ov5670, reg_list);
2282 if (ret) {
2283 dev_err(&client->dev, "%s failed to set plls\n", __func__);
2284 return ret;
2285 }
2286
2287 /* Apply default values of current mode */
2288 reg_list = &ov5670->cur_mode->reg_list;
2289 ret = ov5670_write_reg_list(ov5670, reg_list);
2290 if (ret) {
2291 dev_err(&client->dev, "%s failed to set mode\n", __func__);
2292 return ret;
2293 }
2294
2295 ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
2296 if (ret)
2297 return ret;
2298
2299 /* Write stream on list */
2300 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2301 OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING);
2302 if (ret) {
2303 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2304 return ret;
2305 }
2306
2307 return 0;
2308 }
2309
2310 static int ov5670_stop_streaming(struct ov5670 *ov5670)
2311 {
2312 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2313 int ret;
2314
2315 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2316 OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY);
2317 if (ret)
2318 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2319
2320 /* Return success even if it was an error, as there is nothing the
2321 * caller can do about it.
2322 */
2323 return 0;
2324 }
2325
2326 static int ov5670_set_stream(struct v4l2_subdev *sd, int enable)
2327 {
2328 struct ov5670 *ov5670 = to_ov5670(sd);
2329 struct i2c_client *client = v4l2_get_subdevdata(sd);
2330 int ret = 0;
2331
2332 mutex_lock(&ov5670->mutex);
2333 if (ov5670->streaming == enable)
2334 goto unlock_and_return;
2335
2336 if (enable) {
2337 ret = pm_runtime_get_sync(&client->dev);
2338 if (ret < 0) {
2339 pm_runtime_put_noidle(&client->dev);
2340 goto unlock_and_return;
2341 }
2342
2343 ret = ov5670_start_streaming(ov5670);
2344 if (ret)
2345 goto error;
2346 } else {
2347 ret = ov5670_stop_streaming(ov5670);
2348 pm_runtime_put(&client->dev);
2349 }
2350 ov5670->streaming = enable;
2351 goto unlock_and_return;
2352
2353 error:
2354 pm_runtime_put(&client->dev);
2355
2356 unlock_and_return:
2357 mutex_unlock(&ov5670->mutex);
2358
2359 return ret;
2360 }
2361
2362 static int __maybe_unused ov5670_suspend(struct device *dev)
2363 {
2364 struct i2c_client *client = to_i2c_client(dev);
2365 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2366 struct ov5670 *ov5670 = to_ov5670(sd);
2367
2368 if (ov5670->streaming)
2369 ov5670_stop_streaming(ov5670);
2370
2371 return 0;
2372 }
2373
2374 static int __maybe_unused ov5670_resume(struct device *dev)
2375 {
2376 struct i2c_client *client = to_i2c_client(dev);
2377 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2378 struct ov5670 *ov5670 = to_ov5670(sd);
2379 int ret;
2380
2381 if (ov5670->streaming) {
2382 ret = ov5670_start_streaming(ov5670);
2383 if (ret) {
2384 ov5670_stop_streaming(ov5670);
2385 return ret;
2386 }
2387 }
2388
2389 return 0;
2390 }
2391
2392 /* Verify chip ID */
2393 static int ov5670_identify_module(struct ov5670 *ov5670)
2394 {
2395 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2396 int ret;
2397 u32 val;
2398
2399 ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID,
2400 OV5670_REG_VALUE_24BIT, &val);
2401 if (ret)
2402 return ret;
2403
2404 if (val != OV5670_CHIP_ID) {
2405 dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
2406 OV5670_CHIP_ID, val);
2407 return -ENXIO;
2408 }
2409
2410 return 0;
2411 }
2412
2413 static const struct v4l2_subdev_video_ops ov5670_video_ops = {
2414 .s_stream = ov5670_set_stream,
2415 };
2416
2417 static const struct v4l2_subdev_pad_ops ov5670_pad_ops = {
2418 .enum_mbus_code = ov5670_enum_mbus_code,
2419 .get_fmt = ov5670_get_pad_format,
2420 .set_fmt = ov5670_set_pad_format,
2421 .enum_frame_size = ov5670_enum_frame_size,
2422 };
2423
2424 static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
2425 .g_skip_frames = ov5670_get_skip_frames,
2426 };
2427
2428 static const struct v4l2_subdev_ops ov5670_subdev_ops = {
2429 .video = &ov5670_video_ops,
2430 .pad = &ov5670_pad_ops,
2431 .sensor = &ov5670_sensor_ops,
2432 };
2433
2434 static const struct media_entity_operations ov5670_subdev_entity_ops = {
2435 .link_validate = v4l2_subdev_link_validate,
2436 };
2437
2438 static const struct v4l2_subdev_internal_ops ov5670_internal_ops = {
2439 .open = ov5670_open,
2440 };
2441
2442 static int ov5670_probe(struct i2c_client *client)
2443 {
2444 struct ov5670 *ov5670;
2445 const char *err_msg;
2446 u32 input_clk = 0;
2447 int ret;
2448
2449 device_property_read_u32(&client->dev, "clock-frequency", &input_clk);
2450 if (input_clk != 19200000)
2451 return -EINVAL;
2452
2453 ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
2454 if (!ov5670) {
2455 ret = -ENOMEM;
2456 err_msg = "devm_kzalloc() error";
2457 goto error_print;
2458 }
2459
2460 /* Initialize subdev */
2461 v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops);
2462
2463 /* Check module identity */
2464 ret = ov5670_identify_module(ov5670);
2465 if (ret) {
2466 err_msg = "ov5670_identify_module() error";
2467 goto error_print;
2468 }
2469
2470 mutex_init(&ov5670->mutex);
2471
2472 /* Set default mode to max resolution */
2473 ov5670->cur_mode = &supported_modes[0];
2474
2475 ret = ov5670_init_controls(ov5670);
2476 if (ret) {
2477 err_msg = "ov5670_init_controls() error";
2478 goto error_mutex_destroy;
2479 }
2480
2481 ov5670->sd.internal_ops = &ov5670_internal_ops;
2482 ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
2483 ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
2484 ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
2485
2486 /* Source pad initialization */
2487 ov5670->pad.flags = MEDIA_PAD_FL_SOURCE;
2488 ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad);
2489 if (ret) {
2490 err_msg = "media_entity_pads_init() error";
2491 goto error_handler_free;
2492 }
2493
2494 /* Async register for subdev */
2495 ret = v4l2_async_register_subdev_sensor_common(&ov5670->sd);
2496 if (ret < 0) {
2497 err_msg = "v4l2_async_register_subdev() error";
2498 goto error_entity_cleanup;
2499 }
2500
2501 ov5670->streaming = false;
2502
2503 /*
2504 * Device is already turned on by i2c-core with ACPI domain PM.
2505 * Enable runtime PM and turn off the device.
2506 */
2507 pm_runtime_get_noresume(&client->dev);
2508 pm_runtime_set_active(&client->dev);
2509 pm_runtime_enable(&client->dev);
2510 pm_runtime_put(&client->dev);
2511
2512 return 0;
2513
2514 error_entity_cleanup:
2515 media_entity_cleanup(&ov5670->sd.entity);
2516
2517 error_handler_free:
2518 v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler);
2519
2520 error_mutex_destroy:
2521 mutex_destroy(&ov5670->mutex);
2522
2523 error_print:
2524 dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret);
2525
2526 return ret;
2527 }
2528
2529 static int ov5670_remove(struct i2c_client *client)
2530 {
2531 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2532 struct ov5670 *ov5670 = to_ov5670(sd);
2533
2534 v4l2_async_unregister_subdev(sd);
2535 media_entity_cleanup(&sd->entity);
2536 v4l2_ctrl_handler_free(sd->ctrl_handler);
2537 mutex_destroy(&ov5670->mutex);
2538
2539 /*
2540 * Disable runtime PM but keep the device turned on.
2541 * i2c-core with ACPI domain PM will turn off the device.
2542 */
2543 pm_runtime_get_sync(&client->dev);
2544 pm_runtime_disable(&client->dev);
2545 pm_runtime_set_suspended(&client->dev);
2546 pm_runtime_put_noidle(&client->dev);
2547
2548 return 0;
2549 }
2550
2551 static const struct dev_pm_ops ov5670_pm_ops = {
2552 SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
2553 };
2554
2555 #ifdef CONFIG_ACPI
2556 static const struct acpi_device_id ov5670_acpi_ids[] = {
2557 {"INT3479"},
2558 { /* sentinel */ }
2559 };
2560
2561 MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
2562 #endif
2563
2564 static struct i2c_driver ov5670_i2c_driver = {
2565 .driver = {
2566 .name = "ov5670",
2567 .pm = &ov5670_pm_ops,
2568 .acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
2569 },
2570 .probe_new = ov5670_probe,
2571 .remove = ov5670_remove,
2572 };
2573
2574 module_i2c_driver(ov5670_i2c_driver);
2575
2576 MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>");
2577 MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@intel.com>");
2578 MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
2579 MODULE_LICENSE("GPL v2");
Linux with added FPC-III support