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review.shift-gmbh.com / SHIFTPHONES / mainline / linux / ed351ad948dce56c55d6cce7afb351b67a841c83 / . / drivers / media / i2c / ov5670.c
blob: 6f7a1d6d220050c3fc1e1a27442db90cd1ffdfb8 [file] [log] [blame]
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]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
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]36
37/* horizontal-timings from sensor */
38#define OV5670_REG_HTS 0x380c
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]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 */
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]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
80struct ov5670_reg {
81 u16 address;
82 u8 val;
83};
84
85struct ov5670_reg_list {
86 u32 num_of_regs;
87 const struct ov5670_reg *regs;
88};
89
90struct ov5670_link_freq_config {
91 u32 pixel_rate;
92 const struct ov5670_reg_list reg_list;
93};
94
95struct ov5670_mode {
96 /* Frame width in pixels */
97 u32 width;
98
99 /* Frame height in pixels */
100 u32 height;
101
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]102 /* Default vertical timining size */
103 u32 vts_def;
104
105 /* Min vertical timining size */
106 u32 vts_min;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]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
115static 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
133static 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};
395
396static const struct ov5670_reg mode_1296x972_regs[] = {
397 {0x3000, 0x00},
398 {0x3002, 0x21},
399 {0x3005, 0xf0},
400 {0x3007, 0x00},
401 {0x3015, 0x0f},
402 {0x3018, 0x32},
403 {0x301a, 0xf0},
404 {0x301b, 0xf0},
405 {0x301c, 0xf0},
406 {0x301d, 0xf0},
407 {0x301e, 0xf0},
408 {0x3030, 0x00},
409 {0x3031, 0x0a},
410 {0x303c, 0xff},
411 {0x303e, 0xff},
412 {0x3040, 0xf0},
413 {0x3041, 0x00},
414 {0x3042, 0xf0},
415 {0x3106, 0x11},
416 {0x3500, 0x00},
417 {0x3501, 0x80},
418 {0x3502, 0x00},
419 {0x3503, 0x04},
420 {0x3504, 0x03},
421 {0x3505, 0x83},
422 {0x3508, 0x07},
423 {0x3509, 0x80},
424 {0x350e, 0x04},
425 {0x350f, 0x00},
426 {0x3510, 0x00},
427 {0x3511, 0x02},
428 {0x3512, 0x00},
429 {0x3601, 0xc8},
430 {0x3610, 0x88},
431 {0x3612, 0x48},
432 {0x3614, 0x5b},
433 {0x3615, 0x96},
434 {0x3621, 0xd0},
435 {0x3622, 0x00},
436 {0x3623, 0x00},
437 {0x3633, 0x13},
438 {0x3634, 0x13},
439 {0x3635, 0x13},
440 {0x3636, 0x13},
441 {0x3645, 0x13},
442 {0x3646, 0x82},
443 {0x3650, 0x00},
444 {0x3652, 0xff},
445 {0x3655, 0x20},
446 {0x3656, 0xff},
447 {0x365a, 0xff},
448 {0x365e, 0xff},
449 {0x3668, 0x00},
450 {0x366a, 0x07},
451 {0x366e, 0x08},
452 {0x366d, 0x00},
453 {0x366f, 0x80},
454 {0x3700, 0x28},
455 {0x3701, 0x10},
456 {0x3702, 0x3a},
457 {0x3703, 0x19},
458 {0x3704, 0x10},
459 {0x3705, 0x00},
460 {0x3706, 0x66},
461 {0x3707, 0x08},
462 {0x3708, 0x34},
463 {0x3709, 0x40},
464 {0x370a, 0x01},
465 {0x370b, 0x1b},
466 {0x3714, 0x24},
467 {0x371a, 0x3e},
468 {0x3733, 0x00},
469 {0x3734, 0x00},
470 {0x373a, 0x05},
471 {0x373b, 0x06},
472 {0x373c, 0x0a},
473 {0x373f, 0xa0},
474 {0x3755, 0x00},
475 {0x3758, 0x00},
476 {0x375b, 0x0e},
477 {0x3766, 0x5f},
478 {0x3768, 0x00},
479 {0x3769, 0x22},
480 {0x3773, 0x08},
481 {0x3774, 0x1f},
482 {0x3776, 0x06},
483 {0x37a0, 0x88},
484 {0x37a1, 0x5c},
485 {0x37a7, 0x88},
486 {0x37a8, 0x70},
487 {0x37aa, 0x88},
488 {0x37ab, 0x48},
489 {0x37b3, 0x66},
490 {0x37c2, 0x04},
491 {0x37c5, 0x00},
492 {0x37c8, 0x00},
493 {0x3800, 0x00},
494 {0x3801, 0x0c},
495 {0x3802, 0x00},
496 {0x3803, 0x04},
497 {0x3804, 0x0a},
498 {0x3805, 0x33},
499 {0x3806, 0x07},
500 {0x3807, 0xa3},
501 {0x3808, 0x05},
502 {0x3809, 0x10},
503 {0x380a, 0x03},
504 {0x380b, 0xcc},
505 {0x380c, 0x06},
506 {0x380d, 0x90},
507 {0x380e, 0x08},
508 {0x380f, 0x08},
509 {0x3811, 0x04},
510 {0x3813, 0x04},
511 {0x3814, 0x03},
512 {0x3815, 0x01},
513 {0x3816, 0x00},
514 {0x3817, 0x00},
515 {0x3818, 0x00},
516 {0x3819, 0x00},
517 {0x3820, 0x94},
518 {0x3821, 0x47},
519 {0x3822, 0x48},
520 {0x3826, 0x00},
521 {0x3827, 0x08},
522 {0x382a, 0x03},
523 {0x382b, 0x01},
524 {0x3830, 0x08},
525 {0x3836, 0x02},
526 {0x3837, 0x00},
527 {0x3838, 0x10},
528 {0x3841, 0xff},
529 {0x3846, 0x48},
530 {0x3861, 0x00},
531 {0x3862, 0x04},
532 {0x3863, 0x06},
533 {0x3a11, 0x01},
534 {0x3a12, 0x78},
535 {0x3b00, 0x00},
536 {0x3b02, 0x00},
537 {0x3b03, 0x00},
538 {0x3b04, 0x00},
539 {0x3b05, 0x00},
540 {0x3c00, 0x89},
541 {0x3c01, 0xab},
542 {0x3c02, 0x01},
543 {0x3c03, 0x00},
544 {0x3c04, 0x00},
545 {0x3c05, 0x03},
546 {0x3c06, 0x00},
547 {0x3c07, 0x05},
548 {0x3c0c, 0x00},
549 {0x3c0d, 0x00},
550 {0x3c0e, 0x00},
551 {0x3c0f, 0x00},
552 {0x3c40, 0x00},
553 {0x3c41, 0xa3},
554 {0x3c43, 0x7d},
555 {0x3c45, 0xd7},
556 {0x3c47, 0xfc},
557 {0x3c50, 0x05},
558 {0x3c52, 0xaa},
559 {0x3c54, 0x71},
560 {0x3c56, 0x80},
561 {0x3d85, 0x17},
562 {0x3f03, 0x00},
563 {0x3f0a, 0x00},
564 {0x3f0b, 0x00},
565 {0x4001, 0x60},
566 {0x4009, 0x05},
567 {0x4020, 0x00},
568 {0x4021, 0x00},
569 {0x4022, 0x00},
570 {0x4023, 0x00},
571 {0x4024, 0x00},
572 {0x4025, 0x00},
573 {0x4026, 0x00},
574 {0x4027, 0x00},
575 {0x4028, 0x00},
576 {0x4029, 0x00},
577 {0x402a, 0x00},
578 {0x402b, 0x00},
579 {0x402c, 0x00},
580 {0x402d, 0x00},
581 {0x402e, 0x00},
582 {0x402f, 0x00},
583 {0x4040, 0x00},
584 {0x4041, 0x03},
585 {0x4042, 0x00},
586 {0x4043, 0x7A},
587 {0x4044, 0x00},
588 {0x4045, 0x7A},
589 {0x4046, 0x00},
590 {0x4047, 0x7A},
591 {0x4048, 0x00},
592 {0x4049, 0x7A},
593 {0x4307, 0x30},
594 {0x4500, 0x58},
595 {0x4501, 0x04},
596 {0x4502, 0x48},
597 {0x4503, 0x10},
598 {0x4508, 0x55},
599 {0x4509, 0x55},
600 {0x450a, 0x00},
601 {0x450b, 0x00},
602 {0x4600, 0x00},
603 {0x4601, 0x81},
604 {0x4700, 0xa4},
605 {0x4800, 0x4c},
606 {0x4816, 0x53},
607 {0x481f, 0x40},
608 {0x4837, 0x13},
609 {0x5000, 0x56},
610 {0x5001, 0x01},
611 {0x5002, 0x28},
612 {0x5004, 0x0c},
613 {0x5006, 0x0c},
614 {0x5007, 0xe0},
615 {0x5008, 0x01},
616 {0x5009, 0xb0},
617 {0x5901, 0x00},
618 {0x5a01, 0x00},
619 {0x5a03, 0x00},
620 {0x5a04, 0x0c},
621 {0x5a05, 0xe0},
622 {0x5a06, 0x09},
623 {0x5a07, 0xb0},
624 {0x5a08, 0x06},
625 {0x5e00, 0x00},
626 {0x3734, 0x40},
627 {0x5b00, 0x01},
628 {0x5b01, 0x10},
629 {0x5b02, 0x01},
630 {0x5b03, 0xdb},
631 {0x3d8c, 0x71},
632 {0x3d8d, 0xea},
633 {0x4017, 0x10},
634 {0x3618, 0x2a},
635 {0x5780, 0x3e},
636 {0x5781, 0x0f},
637 {0x5782, 0x44},
638 {0x5783, 0x02},
639 {0x5784, 0x01},
640 {0x5785, 0x01},
641 {0x5786, 0x00},
642 {0x5787, 0x04},
643 {0x5788, 0x02},
644 {0x5789, 0x0f},
645 {0x578a, 0xfd},
646 {0x578b, 0xf5},
647 {0x578c, 0xf5},
648 {0x578d, 0x03},
649 {0x578e, 0x08},
650 {0x578f, 0x0c},
651 {0x5790, 0x08},
652 {0x5791, 0x04},
653 {0x5792, 0x00},
654 {0x5793, 0x52},
655 {0x5794, 0xa3},
656 {0x3503, 0x00}
657};
658
659static const struct ov5670_reg mode_648x486_regs[] = {
660 {0x3000, 0x00},
661 {0x3002, 0x21},
662 {0x3005, 0xf0},
663 {0x3007, 0x00},
664 {0x3015, 0x0f},
665 {0x3018, 0x32},
666 {0x301a, 0xf0},
667 {0x301b, 0xf0},
668 {0x301c, 0xf0},
669 {0x301d, 0xf0},
670 {0x301e, 0xf0},
671 {0x3030, 0x00},
672 {0x3031, 0x0a},
673 {0x303c, 0xff},
674 {0x303e, 0xff},
675 {0x3040, 0xf0},
676 {0x3041, 0x00},
677 {0x3042, 0xf0},
678 {0x3106, 0x11},
679 {0x3500, 0x00},
680 {0x3501, 0x80},
681 {0x3502, 0x00},
682 {0x3503, 0x04},
683 {0x3504, 0x03},
684 {0x3505, 0x83},
685 {0x3508, 0x04},
686 {0x3509, 0x00},
687 {0x350e, 0x04},
688 {0x350f, 0x00},
689 {0x3510, 0x00},
690 {0x3511, 0x02},
691 {0x3512, 0x00},
692 {0x3601, 0xc8},
693 {0x3610, 0x88},
694 {0x3612, 0x48},
695 {0x3614, 0x5b},
696 {0x3615, 0x96},
697 {0x3621, 0xd0},
698 {0x3622, 0x00},
699 {0x3623, 0x04},
700 {0x3633, 0x13},
701 {0x3634, 0x13},
702 {0x3635, 0x13},
703 {0x3636, 0x13},
704 {0x3645, 0x13},
705 {0x3646, 0x82},
706 {0x3650, 0x00},
707 {0x3652, 0xff},
708 {0x3655, 0x20},
709 {0x3656, 0xff},
710 {0x365a, 0xff},
711 {0x365e, 0xff},
712 {0x3668, 0x00},
713 {0x366a, 0x07},
714 {0x366e, 0x08},
715 {0x366d, 0x00},
716 {0x366f, 0x80},
717 {0x3700, 0x28},
718 {0x3701, 0x10},
719 {0x3702, 0x3a},
720 {0x3703, 0x19},
721 {0x3704, 0x10},
722 {0x3705, 0x00},
723 {0x3706, 0x66},
724 {0x3707, 0x08},
725 {0x3708, 0x34},
726 {0x3709, 0x40},
727 {0x370a, 0x01},
728 {0x370b, 0x1b},
729 {0x3714, 0x24},
730 {0x371a, 0x3e},
731 {0x3733, 0x00},
732 {0x3734, 0x00},
733 {0x373a, 0x05},
734 {0x373b, 0x06},
735 {0x373c, 0x0a},
736 {0x373f, 0xa0},
737 {0x3755, 0x00},
738 {0x3758, 0x00},
739 {0x375b, 0x0e},
740 {0x3766, 0x5f},
741 {0x3768, 0x00},
742 {0x3769, 0x22},
743 {0x3773, 0x08},
744 {0x3774, 0x1f},
745 {0x3776, 0x06},
746 {0x37a0, 0x88},
747 {0x37a1, 0x5c},
748 {0x37a7, 0x88},
749 {0x37a8, 0x70},
750 {0x37aa, 0x88},
751 {0x37ab, 0x48},
752 {0x37b3, 0x66},
753 {0x37c2, 0x04},
754 {0x37c5, 0x00},
755 {0x37c8, 0x00},
756 {0x3800, 0x00},
757 {0x3801, 0x0c},
758 {0x3802, 0x00},
759 {0x3803, 0x04},
760 {0x3804, 0x0a},
761 {0x3805, 0x33},
762 {0x3806, 0x07},
763 {0x3807, 0xa3},
764 {0x3808, 0x02},
765 {0x3809, 0x88},
766 {0x380a, 0x01},
767 {0x380b, 0xe6},
768 {0x380c, 0x06},
769 {0x380d, 0x90},
770 {0x380e, 0x08},
771 {0x380f, 0x08},
772 {0x3811, 0x04},
773 {0x3813, 0x02},
774 {0x3814, 0x07},
775 {0x3815, 0x01},
776 {0x3816, 0x00},
777 {0x3817, 0x00},
778 {0x3818, 0x00},
779 {0x3819, 0x00},
780 {0x3820, 0x94},
781 {0x3821, 0xc6},
782 {0x3822, 0x48},
783 {0x3826, 0x00},
784 {0x3827, 0x08},
785 {0x382a, 0x07},
786 {0x382b, 0x01},
787 {0x3830, 0x08},
788 {0x3836, 0x02},
789 {0x3837, 0x00},
790 {0x3838, 0x10},
791 {0x3841, 0xff},
792 {0x3846, 0x48},
793 {0x3861, 0x00},
794 {0x3862, 0x04},
795 {0x3863, 0x06},
796 {0x3a11, 0x01},
797 {0x3a12, 0x78},
798 {0x3b00, 0x00},
799 {0x3b02, 0x00},
800 {0x3b03, 0x00},
801 {0x3b04, 0x00},
802 {0x3b05, 0x00},
803 {0x3c00, 0x89},
804 {0x3c01, 0xab},
805 {0x3c02, 0x01},
806 {0x3c03, 0x00},
807 {0x3c04, 0x00},
808 {0x3c05, 0x03},
809 {0x3c06, 0x00},
810 {0x3c07, 0x05},
811 {0x3c0c, 0x00},
812 {0x3c0d, 0x00},
813 {0x3c0e, 0x00},
814 {0x3c0f, 0x00},
815 {0x3c40, 0x00},
816 {0x3c41, 0xa3},
817 {0x3c43, 0x7d},
818 {0x3c45, 0xd7},
819 {0x3c47, 0xfc},
820 {0x3c50, 0x05},
821 {0x3c52, 0xaa},
822 {0x3c54, 0x71},
823 {0x3c56, 0x80},
824 {0x3d85, 0x17},
825 {0x3f03, 0x00},
826 {0x3f0a, 0x00},
827 {0x3f0b, 0x00},
828 {0x4001, 0x60},
829 {0x4009, 0x05},
830 {0x4020, 0x00},
831 {0x4021, 0x00},
832 {0x4022, 0x00},
833 {0x4023, 0x00},
834 {0x4024, 0x00},
835 {0x4025, 0x00},
836 {0x4026, 0x00},
837 {0x4027, 0x00},
838 {0x4028, 0x00},
839 {0x4029, 0x00},
840 {0x402a, 0x00},
841 {0x402b, 0x00},
842 {0x402c, 0x00},
843 {0x402d, 0x00},
844 {0x402e, 0x00},
845 {0x402f, 0x00},
846 {0x4040, 0x00},
847 {0x4041, 0x03},
848 {0x4042, 0x00},
849 {0x4043, 0x7A},
850 {0x4044, 0x00},
851 {0x4045, 0x7A},
852 {0x4046, 0x00},
853 {0x4047, 0x7A},
854 {0x4048, 0x00},
855 {0x4049, 0x7A},
856 {0x4307, 0x30},
857 {0x4500, 0x58},
858 {0x4501, 0x04},
859 {0x4502, 0x40},
860 {0x4503, 0x10},
861 {0x4508, 0x55},
862 {0x4509, 0x55},
863 {0x450a, 0x02},
864 {0x450b, 0x00},
865 {0x4600, 0x00},
866 {0x4601, 0x40},
867 {0x4700, 0xa4},
868 {0x4800, 0x4c},
869 {0x4816, 0x53},
870 {0x481f, 0x40},
871 {0x4837, 0x13},
872 {0x5000, 0x56},
873 {0x5001, 0x01},
874 {0x5002, 0x28},
875 {0x5004, 0x0c},
876 {0x5006, 0x0c},
877 {0x5007, 0xe0},
878 {0x5008, 0x01},
879 {0x5009, 0xb0},
880 {0x5901, 0x00},
881 {0x5a01, 0x00},
882 {0x5a03, 0x00},
883 {0x5a04, 0x0c},
884 {0x5a05, 0xe0},
885 {0x5a06, 0x09},
886 {0x5a07, 0xb0},
887 {0x5a08, 0x06},
888 {0x5e00, 0x00},
889 {0x3734, 0x40},
890 {0x5b00, 0x01},
891 {0x5b01, 0x10},
892 {0x5b02, 0x01},
893 {0x5b03, 0xdb},
894 {0x3d8c, 0x71},
895 {0x3d8d, 0xea},
896 {0x4017, 0x10},
897 {0x3618, 0x2a},
898 {0x5780, 0x3e},
899 {0x5781, 0x0f},
900 {0x5782, 0x44},
901 {0x5783, 0x02},
902 {0x5784, 0x01},
903 {0x5785, 0x01},
904 {0x5786, 0x00},
905 {0x5787, 0x04},
906 {0x5788, 0x02},
907 {0x5789, 0x0f},
908 {0x578a, 0xfd},
909 {0x578b, 0xf5},
910 {0x578c, 0xf5},
911 {0x578d, 0x03},
912 {0x578e, 0x08},
913 {0x578f, 0x0c},
914 {0x5790, 0x08},
915 {0x5791, 0x06},
916 {0x5792, 0x00},
917 {0x5793, 0x52},
918 {0x5794, 0xa3},
919 {0x3503, 0x00}
920};
921
922static const struct ov5670_reg mode_2560x1440_regs[] = {
923 {0x3000, 0x00},
924 {0x3002, 0x21},
925 {0x3005, 0xf0},
926 {0x3007, 0x00},
927 {0x3015, 0x0f},
928 {0x3018, 0x32},
929 {0x301a, 0xf0},
930 {0x301b, 0xf0},
931 {0x301c, 0xf0},
932 {0x301d, 0xf0},
933 {0x301e, 0xf0},
934 {0x3030, 0x00},
935 {0x3031, 0x0a},
936 {0x303c, 0xff},
937 {0x303e, 0xff},
938 {0x3040, 0xf0},
939 {0x3041, 0x00},
940 {0x3042, 0xf0},
941 {0x3106, 0x11},
942 {0x3500, 0x00},
943 {0x3501, 0x80},
944 {0x3502, 0x00},
945 {0x3503, 0x04},
946 {0x3504, 0x03},
947 {0x3505, 0x83},
948 {0x3508, 0x04},
949 {0x3509, 0x00},
950 {0x350e, 0x04},
951 {0x350f, 0x00},
952 {0x3510, 0x00},
953 {0x3511, 0x02},
954 {0x3512, 0x00},
955 {0x3601, 0xc8},
956 {0x3610, 0x88},
957 {0x3612, 0x48},
958 {0x3614, 0x5b},
959 {0x3615, 0x96},
960 {0x3621, 0xd0},
961 {0x3622, 0x00},
962 {0x3623, 0x00},
963 {0x3633, 0x13},
964 {0x3634, 0x13},
965 {0x3635, 0x13},
966 {0x3636, 0x13},
967 {0x3645, 0x13},
968 {0x3646, 0x82},
969 {0x3650, 0x00},
970 {0x3652, 0xff},
971 {0x3655, 0x20},
972 {0x3656, 0xff},
973 {0x365a, 0xff},
974 {0x365e, 0xff},
975 {0x3668, 0x00},
976 {0x366a, 0x07},
977 {0x366e, 0x10},
978 {0x366d, 0x00},
979 {0x366f, 0x80},
980 {0x3700, 0x28},
981 {0x3701, 0x10},
982 {0x3702, 0x3a},
983 {0x3703, 0x19},
984 {0x3704, 0x10},
985 {0x3705, 0x00},
986 {0x3706, 0x66},
987 {0x3707, 0x08},
988 {0x3708, 0x34},
989 {0x3709, 0x40},
990 {0x370a, 0x01},
991 {0x370b, 0x1b},
992 {0x3714, 0x24},
993 {0x371a, 0x3e},
994 {0x3733, 0x00},
995 {0x3734, 0x00},
996 {0x373a, 0x05},
997 {0x373b, 0x06},
998 {0x373c, 0x0a},
999 {0x373f, 0xa0},
1000 {0x3755, 0x00},
1001 {0x3758, 0x00},
1002 {0x375b, 0x0e},
1003 {0x3766, 0x5f},
1004 {0x3768, 0x00},
1005 {0x3769, 0x22},
1006 {0x3773, 0x08},
1007 {0x3774, 0x1f},
1008 {0x3776, 0x06},
1009 {0x37a0, 0x88},
1010 {0x37a1, 0x5c},
1011 {0x37a7, 0x88},
1012 {0x37a8, 0x70},
1013 {0x37aa, 0x88},
1014 {0x37ab, 0x48},
1015 {0x37b3, 0x66},
1016 {0x37c2, 0x04},
1017 {0x37c5, 0x00},
1018 {0x37c8, 0x00},
1019 {0x3800, 0x00},
1020 {0x3801, 0x0c},
1021 {0x3802, 0x00},
1022 {0x3803, 0x04},
1023 {0x3804, 0x0a},
1024 {0x3805, 0x33},
1025 {0x3806, 0x07},
1026 {0x3807, 0xa3},
1027 {0x3808, 0x0a},
1028 {0x3809, 0x00},
1029 {0x380a, 0x05},
1030 {0x380b, 0xa0},
1031 {0x380c, 0x06},
1032 {0x380d, 0x90},
1033 {0x380e, 0x08},
1034 {0x380f, 0x08},
1035 {0x3811, 0x04},
1036 {0x3813, 0x02},
1037 {0x3814, 0x01},
1038 {0x3815, 0x01},
1039 {0x3816, 0x00},
1040 {0x3817, 0x00},
1041 {0x3818, 0x00},
1042 {0x3819, 0x00},
1043 {0x3820, 0x84},
1044 {0x3821, 0x46},
1045 {0x3822, 0x48},
1046 {0x3826, 0x00},
1047 {0x3827, 0x08},
1048 {0x382a, 0x01},
1049 {0x382b, 0x01},
1050 {0x3830, 0x08},
1051 {0x3836, 0x02},
1052 {0x3837, 0x00},
1053 {0x3838, 0x10},
1054 {0x3841, 0xff},
1055 {0x3846, 0x48},
1056 {0x3861, 0x00},
1057 {0x3862, 0x04},
1058 {0x3863, 0x06},
1059 {0x3a11, 0x01},
1060 {0x3a12, 0x78},
1061 {0x3b00, 0x00},
1062 {0x3b02, 0x00},
1063 {0x3b03, 0x00},
1064 {0x3b04, 0x00},
1065 {0x3b05, 0x00},
1066 {0x3c00, 0x89},
1067 {0x3c01, 0xab},
1068 {0x3c02, 0x01},
1069 {0x3c03, 0x00},
1070 {0x3c04, 0x00},
1071 {0x3c05, 0x03},
1072 {0x3c06, 0x00},
1073 {0x3c07, 0x05},
1074 {0x3c0c, 0x00},
1075 {0x3c0d, 0x00},
1076 {0x3c0e, 0x00},
1077 {0x3c0f, 0x00},
1078 {0x3c40, 0x00},
1079 {0x3c41, 0xa3},
1080 {0x3c43, 0x7d},
1081 {0x3c45, 0xd7},
1082 {0x3c47, 0xfc},
1083 {0x3c50, 0x05},
1084 {0x3c52, 0xaa},
1085 {0x3c54, 0x71},
1086 {0x3c56, 0x80},
1087 {0x3d85, 0x17},
1088 {0x3f03, 0x00},
1089 {0x3f0a, 0x00},
1090 {0x3f0b, 0x00},
1091 {0x4001, 0x60},
1092 {0x4009, 0x0d},
1093 {0x4020, 0x00},
1094 {0x4021, 0x00},
1095 {0x4022, 0x00},
1096 {0x4023, 0x00},
1097 {0x4024, 0x00},
1098 {0x4025, 0x00},
1099 {0x4026, 0x00},
1100 {0x4027, 0x00},
1101 {0x4028, 0x00},
1102 {0x4029, 0x00},
1103 {0x402a, 0x00},
1104 {0x402b, 0x00},
1105 {0x402c, 0x00},
1106 {0x402d, 0x00},
1107 {0x402e, 0x00},
1108 {0x402f, 0x00},
1109 {0x4040, 0x00},
1110 {0x4041, 0x03},
1111 {0x4042, 0x00},
1112 {0x4043, 0x7A},
1113 {0x4044, 0x00},
1114 {0x4045, 0x7A},
1115 {0x4046, 0x00},
1116 {0x4047, 0x7A},
1117 {0x4048, 0x00},
1118 {0x4049, 0x7A},
1119 {0x4307, 0x30},
1120 {0x4500, 0x58},
1121 {0x4501, 0x04},
1122 {0x4502, 0x40},
1123 {0x4503, 0x10},
1124 {0x4508, 0xaa},
1125 {0x4509, 0xaa},
1126 {0x450a, 0x00},
1127 {0x450b, 0x00},
1128 {0x4600, 0x01},
1129 {0x4601, 0x00},
1130 {0x4700, 0xa4},
1131 {0x4800, 0x4c},
1132 {0x4816, 0x53},
1133 {0x481f, 0x40},
1134 {0x4837, 0x13},
1135 {0x5000, 0x56},
1136 {0x5001, 0x01},
1137 {0x5002, 0x28},
1138 {0x5004, 0x0c},
1139 {0x5006, 0x0c},
1140 {0x5007, 0xe0},
1141 {0x5008, 0x01},
1142 {0x5009, 0xb0},
1143 {0x5901, 0x00},
1144 {0x5a01, 0x00},
1145 {0x5a03, 0x00},
1146 {0x5a04, 0x0c},
1147 {0x5a05, 0xe0},
1148 {0x5a06, 0x09},
1149 {0x5a07, 0xb0},
1150 {0x5a08, 0x06},
1151 {0x5e00, 0x00},
1152 {0x3734, 0x40},
1153 {0x5b00, 0x01},
1154 {0x5b01, 0x10},
1155 {0x5b02, 0x01},
1156 {0x5b03, 0xdb},
1157 {0x3d8c, 0x71},
1158 {0x3d8d, 0xea},
1159 {0x4017, 0x08},
1160 {0x3618, 0x2a},
1161 {0x5780, 0x3e},
1162 {0x5781, 0x0f},
1163 {0x5782, 0x44},
1164 {0x5783, 0x02},
1165 {0x5784, 0x01},
1166 {0x5785, 0x01},
1167 {0x5786, 0x00},
1168 {0x5787, 0x04},
1169 {0x5788, 0x02},
1170 {0x5789, 0x0f},
1171 {0x578a, 0xfd},
1172 {0x578b, 0xf5},
1173 {0x578c, 0xf5},
1174 {0x578d, 0x03},
1175 {0x578e, 0x08},
1176 {0x578f, 0x0c},
1177 {0x5790, 0x08},
1178 {0x5791, 0x06},
1179 {0x5792, 0x00},
1180 {0x5793, 0x52},
1181 {0x5794, 0xa3}
1182};
1183
1184static const struct ov5670_reg mode_1280x720_regs[] = {
1185 {0x3000, 0x00},
1186 {0x3002, 0x21},
1187 {0x3005, 0xf0},
1188 {0x3007, 0x00},
1189 {0x3015, 0x0f},
1190 {0x3018, 0x32},
1191 {0x301a, 0xf0},
1192 {0x301b, 0xf0},
1193 {0x301c, 0xf0},
1194 {0x301d, 0xf0},
1195 {0x301e, 0xf0},
1196 {0x3030, 0x00},
1197 {0x3031, 0x0a},
1198 {0x303c, 0xff},
1199 {0x303e, 0xff},
1200 {0x3040, 0xf0},
1201 {0x3041, 0x00},
1202 {0x3042, 0xf0},
1203 {0x3106, 0x11},
1204 {0x3500, 0x00},
1205 {0x3501, 0x80},
1206 {0x3502, 0x00},
1207 {0x3503, 0x04},
1208 {0x3504, 0x03},
1209 {0x3505, 0x83},
1210 {0x3508, 0x04},
1211 {0x3509, 0x00},
1212 {0x350e, 0x04},
1213 {0x350f, 0x00},
1214 {0x3510, 0x00},
1215 {0x3511, 0x02},
1216 {0x3512, 0x00},
1217 {0x3601, 0xc8},
1218 {0x3610, 0x88},
1219 {0x3612, 0x48},
1220 {0x3614, 0x5b},
1221 {0x3615, 0x96},
1222 {0x3621, 0xd0},
1223 {0x3622, 0x00},
1224 {0x3623, 0x00},
1225 {0x3633, 0x13},
1226 {0x3634, 0x13},
1227 {0x3635, 0x13},
1228 {0x3636, 0x13},
1229 {0x3645, 0x13},
1230 {0x3646, 0x82},
1231 {0x3650, 0x00},
1232 {0x3652, 0xff},
1233 {0x3655, 0x20},
1234 {0x3656, 0xff},
1235 {0x365a, 0xff},
1236 {0x365e, 0xff},
1237 {0x3668, 0x00},
1238 {0x366a, 0x07},
1239 {0x366e, 0x08},
1240 {0x366d, 0x00},
1241 {0x366f, 0x80},
1242 {0x3700, 0x28},
1243 {0x3701, 0x10},
1244 {0x3702, 0x3a},
1245 {0x3703, 0x19},
1246 {0x3704, 0x10},
1247 {0x3705, 0x00},
1248 {0x3706, 0x66},
1249 {0x3707, 0x08},
1250 {0x3708, 0x34},
1251 {0x3709, 0x40},
1252 {0x370a, 0x01},
1253 {0x370b, 0x1b},
1254 {0x3714, 0x24},
1255 {0x371a, 0x3e},
1256 {0x3733, 0x00},
1257 {0x3734, 0x00},
1258 {0x373a, 0x05},
1259 {0x373b, 0x06},
1260 {0x373c, 0x0a},
1261 {0x373f, 0xa0},
1262 {0x3755, 0x00},
1263 {0x3758, 0x00},
1264 {0x375b, 0x0e},
1265 {0x3766, 0x5f},
1266 {0x3768, 0x00},
1267 {0x3769, 0x22},
1268 {0x3773, 0x08},
1269 {0x3774, 0x1f},
1270 {0x3776, 0x06},
1271 {0x37a0, 0x88},
1272 {0x37a1, 0x5c},
1273 {0x37a7, 0x88},
1274 {0x37a8, 0x70},
1275 {0x37aa, 0x88},
1276 {0x37ab, 0x48},
1277 {0x37b3, 0x66},
1278 {0x37c2, 0x04},
1279 {0x37c5, 0x00},
1280 {0x37c8, 0x00},
1281 {0x3800, 0x00},
1282 {0x3801, 0x0c},
1283 {0x3802, 0x00},
1284 {0x3803, 0x04},
1285 {0x3804, 0x0a},
1286 {0x3805, 0x33},
1287 {0x3806, 0x07},
1288 {0x3807, 0xa3},
1289 {0x3808, 0x05},
1290 {0x3809, 0x00},
1291 {0x380a, 0x02},
1292 {0x380b, 0xd0},
1293 {0x380c, 0x06},
1294 {0x380d, 0x90},
1295 {0x380e, 0x08},
1296 {0x380f, 0x08},
1297 {0x3811, 0x04},
1298 {0x3813, 0x02},
1299 {0x3814, 0x03},
1300 {0x3815, 0x01},
1301 {0x3816, 0x00},
1302 {0x3817, 0x00},
1303 {0x3818, 0x00},
1304 {0x3819, 0x00},
1305 {0x3820, 0x94},
1306 {0x3821, 0x47},
1307 {0x3822, 0x48},
1308 {0x3826, 0x00},
1309 {0x3827, 0x08},
1310 {0x382a, 0x03},
1311 {0x382b, 0x01},
1312 {0x3830, 0x08},
1313 {0x3836, 0x02},
1314 {0x3837, 0x00},
1315 {0x3838, 0x10},
1316 {0x3841, 0xff},
1317 {0x3846, 0x48},
1318 {0x3861, 0x00},
1319 {0x3862, 0x04},
1320 {0x3863, 0x06},
1321 {0x3a11, 0x01},
1322 {0x3a12, 0x78},
1323 {0x3b00, 0x00},
1324 {0x3b02, 0x00},
1325 {0x3b03, 0x00},
1326 {0x3b04, 0x00},
1327 {0x3b05, 0x00},
1328 {0x3c00, 0x89},
1329 {0x3c01, 0xab},
1330 {0x3c02, 0x01},
1331 {0x3c03, 0x00},
1332 {0x3c04, 0x00},
1333 {0x3c05, 0x03},
1334 {0x3c06, 0x00},
1335 {0x3c07, 0x05},
1336 {0x3c0c, 0x00},
1337 {0x3c0d, 0x00},
1338 {0x3c0e, 0x00},
1339 {0x3c0f, 0x00},
1340 {0x3c40, 0x00},
1341 {0x3c41, 0xa3},
1342 {0x3c43, 0x7d},
1343 {0x3c45, 0xd7},
1344 {0x3c47, 0xfc},
1345 {0x3c50, 0x05},
1346 {0x3c52, 0xaa},
1347 {0x3c54, 0x71},
1348 {0x3c56, 0x80},
1349 {0x3d85, 0x17},
1350 {0x3f03, 0x00},
1351 {0x3f0a, 0x00},
1352 {0x3f0b, 0x00},
1353 {0x4001, 0x60},
1354 {0x4009, 0x05},
1355 {0x4020, 0x00},
1356 {0x4021, 0x00},
1357 {0x4022, 0x00},
1358 {0x4023, 0x00},
1359 {0x4024, 0x00},
1360 {0x4025, 0x00},
1361 {0x4026, 0x00},
1362 {0x4027, 0x00},
1363 {0x4028, 0x00},
1364 {0x4029, 0x00},
1365 {0x402a, 0x00},
1366 {0x402b, 0x00},
1367 {0x402c, 0x00},
1368 {0x402d, 0x00},
1369 {0x402e, 0x00},
1370 {0x402f, 0x00},
1371 {0x4040, 0x00},
1372 {0x4041, 0x03},
1373 {0x4042, 0x00},
1374 {0x4043, 0x7A},
1375 {0x4044, 0x00},
1376 {0x4045, 0x7A},
1377 {0x4046, 0x00},
1378 {0x4047, 0x7A},
1379 {0x4048, 0x00},
1380 {0x4049, 0x7A},
1381 {0x4307, 0x30},
1382 {0x4500, 0x58},
1383 {0x4501, 0x04},
1384 {0x4502, 0x48},
1385 {0x4503, 0x10},
1386 {0x4508, 0x55},
1387 {0x4509, 0x55},
1388 {0x450a, 0x00},
1389 {0x450b, 0x00},
1390 {0x4600, 0x00},
1391 {0x4601, 0x80},
1392 {0x4700, 0xa4},
1393 {0x4800, 0x4c},
1394 {0x4816, 0x53},
1395 {0x481f, 0x40},
1396 {0x4837, 0x13},
1397 {0x5000, 0x56},
1398 {0x5001, 0x01},
1399 {0x5002, 0x28},
1400 {0x5004, 0x0c},
1401 {0x5006, 0x0c},
1402 {0x5007, 0xe0},
1403 {0x5008, 0x01},
1404 {0x5009, 0xb0},
1405 {0x5901, 0x00},
1406 {0x5a01, 0x00},
1407 {0x5a03, 0x00},
1408 {0x5a04, 0x0c},
1409 {0x5a05, 0xe0},
1410 {0x5a06, 0x09},
1411 {0x5a07, 0xb0},
1412 {0x5a08, 0x06},
1413 {0x5e00, 0x00},
1414 {0x3734, 0x40},
1415 {0x5b00, 0x01},
1416 {0x5b01, 0x10},
1417 {0x5b02, 0x01},
1418 {0x5b03, 0xdb},
1419 {0x3d8c, 0x71},
1420 {0x3d8d, 0xea},
1421 {0x4017, 0x10},
1422 {0x3618, 0x2a},
1423 {0x5780, 0x3e},
1424 {0x5781, 0x0f},
1425 {0x5782, 0x44},
1426 {0x5783, 0x02},
1427 {0x5784, 0x01},
1428 {0x5785, 0x01},
1429 {0x5786, 0x00},
1430 {0x5787, 0x04},
1431 {0x5788, 0x02},
1432 {0x5789, 0x0f},
1433 {0x578a, 0xfd},
1434 {0x578b, 0xf5},
1435 {0x578c, 0xf5},
1436 {0x578d, 0x03},
1437 {0x578e, 0x08},
1438 {0x578f, 0x0c},
1439 {0x5790, 0x08},
1440 {0x5791, 0x06},
1441 {0x5792, 0x00},
1442 {0x5793, 0x52},
1443 {0x5794, 0xa3},
1444 {0x3503, 0x00}
1445};
1446
1447static const struct ov5670_reg mode_640x360_regs[] = {
1448 {0x3000, 0x00},
1449 {0x3002, 0x21},
1450 {0x3005, 0xf0},
1451 {0x3007, 0x00},
1452 {0x3015, 0x0f},
1453 {0x3018, 0x32},
1454 {0x301a, 0xf0},
1455 {0x301b, 0xf0},
1456 {0x301c, 0xf0},
1457 {0x301d, 0xf0},
1458 {0x301e, 0xf0},
1459 {0x3030, 0x00},
1460 {0x3031, 0x0a},
1461 {0x303c, 0xff},
1462 {0x303e, 0xff},
1463 {0x3040, 0xf0},
1464 {0x3041, 0x00},
1465 {0x3042, 0xf0},
1466 {0x3106, 0x11},
1467 {0x3500, 0x00},
1468 {0x3501, 0x80},
1469 {0x3502, 0x00},
1470 {0x3503, 0x04},
1471 {0x3504, 0x03},
1472 {0x3505, 0x83},
1473 {0x3508, 0x04},
1474 {0x3509, 0x00},
1475 {0x350e, 0x04},
1476 {0x350f, 0x00},
1477 {0x3510, 0x00},
1478 {0x3511, 0x02},
1479 {0x3512, 0x00},
1480 {0x3601, 0xc8},
1481 {0x3610, 0x88},
1482 {0x3612, 0x48},
1483 {0x3614, 0x5b},
1484 {0x3615, 0x96},
1485 {0x3621, 0xd0},
1486 {0x3622, 0x00},
1487 {0x3623, 0x04},
1488 {0x3633, 0x13},
1489 {0x3634, 0x13},
1490 {0x3635, 0x13},
1491 {0x3636, 0x13},
1492 {0x3645, 0x13},
1493 {0x3646, 0x82},
1494 {0x3650, 0x00},
1495 {0x3652, 0xff},
1496 {0x3655, 0x20},
1497 {0x3656, 0xff},
1498 {0x365a, 0xff},
1499 {0x365e, 0xff},
1500 {0x3668, 0x00},
1501 {0x366a, 0x07},
1502 {0x366e, 0x08},
1503 {0x366d, 0x00},
1504 {0x366f, 0x80},
1505 {0x3700, 0x28},
1506 {0x3701, 0x10},
1507 {0x3702, 0x3a},
1508 {0x3703, 0x19},
1509 {0x3704, 0x10},
1510 {0x3705, 0x00},
1511 {0x3706, 0x66},
1512 {0x3707, 0x08},
1513 {0x3708, 0x34},
1514 {0x3709, 0x40},
1515 {0x370a, 0x01},
1516 {0x370b, 0x1b},
1517 {0x3714, 0x24},
1518 {0x371a, 0x3e},
1519 {0x3733, 0x00},
1520 {0x3734, 0x00},
1521 {0x373a, 0x05},
1522 {0x373b, 0x06},
1523 {0x373c, 0x0a},
1524 {0x373f, 0xa0},
1525 {0x3755, 0x00},
1526 {0x3758, 0x00},
1527 {0x375b, 0x0e},
1528 {0x3766, 0x5f},
1529 {0x3768, 0x00},
1530 {0x3769, 0x22},
1531 {0x3773, 0x08},
1532 {0x3774, 0x1f},
1533 {0x3776, 0x06},
1534 {0x37a0, 0x88},
1535 {0x37a1, 0x5c},
1536 {0x37a7, 0x88},
1537 {0x37a8, 0x70},
1538 {0x37aa, 0x88},
1539 {0x37ab, 0x48},
1540 {0x37b3, 0x66},
1541 {0x37c2, 0x04},
1542 {0x37c5, 0x00},
1543 {0x37c8, 0x00},
1544 {0x3800, 0x00},
1545 {0x3801, 0x0c},
1546 {0x3802, 0x00},
1547 {0x3803, 0x04},
1548 {0x3804, 0x0a},
1549 {0x3805, 0x33},
1550 {0x3806, 0x07},
1551 {0x3807, 0xa3},
1552 {0x3808, 0x02},
1553 {0x3809, 0x80},
1554 {0x380a, 0x01},
1555 {0x380b, 0x68},
1556 {0x380c, 0x06},
1557 {0x380d, 0x90},
1558 {0x380e, 0x08},
1559 {0x380f, 0x08},
1560 {0x3811, 0x04},
1561 {0x3813, 0x02},
1562 {0x3814, 0x07},
1563 {0x3815, 0x01},
1564 {0x3816, 0x00},
1565 {0x3817, 0x00},
1566 {0x3818, 0x00},
1567 {0x3819, 0x00},
1568 {0x3820, 0x94},
1569 {0x3821, 0xc6},
1570 {0x3822, 0x48},
1571 {0x3826, 0x00},
1572 {0x3827, 0x08},
1573 {0x382a, 0x07},
1574 {0x382b, 0x01},
1575 {0x3830, 0x08},
1576 {0x3836, 0x02},
1577 {0x3837, 0x00},
1578 {0x3838, 0x10},
1579 {0x3841, 0xff},
1580 {0x3846, 0x48},
1581 {0x3861, 0x00},
1582 {0x3862, 0x04},
1583 {0x3863, 0x06},
1584 {0x3a11, 0x01},
1585 {0x3a12, 0x78},
1586 {0x3b00, 0x00},
1587 {0x3b02, 0x00},
1588 {0x3b03, 0x00},
1589 {0x3b04, 0x00},
1590 {0x3b05, 0x00},
1591 {0x3c00, 0x89},
1592 {0x3c01, 0xab},
1593 {0x3c02, 0x01},
1594 {0x3c03, 0x00},
1595 {0x3c04, 0x00},
1596 {0x3c05, 0x03},
1597 {0x3c06, 0x00},
1598 {0x3c07, 0x05},
1599 {0x3c0c, 0x00},
1600 {0x3c0d, 0x00},
1601 {0x3c0e, 0x00},
1602 {0x3c0f, 0x00},
1603 {0x3c40, 0x00},
1604 {0x3c41, 0xa3},
1605 {0x3c43, 0x7d},
1606 {0x3c45, 0xd7},
1607 {0x3c47, 0xfc},
1608 {0x3c50, 0x05},
1609 {0x3c52, 0xaa},
1610 {0x3c54, 0x71},
1611 {0x3c56, 0x80},
1612 {0x3d85, 0x17},
1613 {0x3f03, 0x00},
1614 {0x3f0a, 0x00},
1615 {0x3f0b, 0x00},
1616 {0x4001, 0x60},
1617 {0x4009, 0x05},
1618 {0x4020, 0x00},
1619 {0x4021, 0x00},
1620 {0x4022, 0x00},
1621 {0x4023, 0x00},
1622 {0x4024, 0x00},
1623 {0x4025, 0x00},
1624 {0x4026, 0x00},
1625 {0x4027, 0x00},
1626 {0x4028, 0x00},
1627 {0x4029, 0x00},
1628 {0x402a, 0x00},
1629 {0x402b, 0x00},
1630 {0x402c, 0x00},
1631 {0x402d, 0x00},
1632 {0x402e, 0x00},
1633 {0x402f, 0x00},
1634 {0x4040, 0x00},
1635 {0x4041, 0x03},
1636 {0x4042, 0x00},
1637 {0x4043, 0x7A},
1638 {0x4044, 0x00},
1639 {0x4045, 0x7A},
1640 {0x4046, 0x00},
1641 {0x4047, 0x7A},
1642 {0x4048, 0x00},
1643 {0x4049, 0x7A},
1644 {0x4307, 0x30},
1645 {0x4500, 0x58},
1646 {0x4501, 0x04},
1647 {0x4502, 0x40},
1648 {0x4503, 0x10},
1649 {0x4508, 0x55},
1650 {0x4509, 0x55},
1651 {0x450a, 0x02},
1652 {0x450b, 0x00},
1653 {0x4600, 0x00},
1654 {0x4601, 0x40},
1655 {0x4700, 0xa4},
1656 {0x4800, 0x4c},
1657 {0x4816, 0x53},
1658 {0x481f, 0x40},
1659 {0x4837, 0x13},
1660 {0x5000, 0x56},
1661 {0x5001, 0x01},
1662 {0x5002, 0x28},
1663 {0x5004, 0x0c},
1664 {0x5006, 0x0c},
1665 {0x5007, 0xe0},
1666 {0x5008, 0x01},
1667 {0x5009, 0xb0},
1668 {0x5901, 0x00},
1669 {0x5a01, 0x00},
1670 {0x5a03, 0x00},
1671 {0x5a04, 0x0c},
1672 {0x5a05, 0xe0},
1673 {0x5a06, 0x09},
1674 {0x5a07, 0xb0},
1675 {0x5a08, 0x06},
1676 {0x5e00, 0x00},
1677 {0x3734, 0x40},
1678 {0x5b00, 0x01},
1679 {0x5b01, 0x10},
1680 {0x5b02, 0x01},
1681 {0x5b03, 0xdb},
1682 {0x3d8c, 0x71},
1683 {0x3d8d, 0xea},
1684 {0x4017, 0x10},
1685 {0x3618, 0x2a},
1686 {0x5780, 0x3e},
1687 {0x5781, 0x0f},
1688 {0x5782, 0x44},
1689 {0x5783, 0x02},
1690 {0x5784, 0x01},
1691 {0x5785, 0x01},
1692 {0x5786, 0x00},
1693 {0x5787, 0x04},
1694 {0x5788, 0x02},
1695 {0x5789, 0x0f},
1696 {0x578a, 0xfd},
1697 {0x578b, 0xf5},
1698 {0x578c, 0xf5},
1699 {0x578d, 0x03},
1700 {0x578e, 0x08},
1701 {0x578f, 0x0c},
1702 {0x5790, 0x08},
1703 {0x5791, 0x06},
1704 {0x5792, 0x00},
1705 {0x5793, 0x52},
1706 {0x5794, 0xa3},
1707 {0x3503, 0x00}
1708};
1709
1710static const char * const ov5670_test_pattern_menu[] = {
1711 "Disabled",
1712 "Vertical Color Bar Type 1",
1713};
1714
1715/* Supported link frequencies */
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1716#define OV5670_LINK_FREQ_422MHZ 422400000
1717#define OV5670_LINK_FREQ_422MHZ_INDEX 0
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1718static const struct ov5670_link_freq_config link_freq_configs[] = {
1719 {
1720 /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1721 .pixel_rate = (OV5670_LINK_FREQ_422MHZ * 2 * 2) / 10,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1722 .reg_list = {
1723 .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps),
1724 .regs = mipi_data_rate_840mbps,
1725 }
1726 }
1727};
1728
1729static const s64 link_freq_menu_items[] = {
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1730 OV5670_LINK_FREQ_422MHZ
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1731};
1732
1733/*
1734 * OV5670 sensor supports following resolutions with full FOV:
1735 * 4:3 ==> {2592x1944, 1296x972, 648x486}
1736 * 16:9 ==> {2560x1440, 1280x720, 640x360}
1737 */
1738static const struct ov5670_mode supported_modes[] = {
1739 {
1740 .width = 2592,
1741 .height = 1944,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]1742 .vts_def = OV5670_VTS_30FPS,
1743 .vts_min = OV5670_VTS_30FPS,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1744 .reg_list = {
1745 .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs),
1746 .regs = mode_2592x1944_regs,
1747 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1748 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1749 },
1750 {
1751 .width = 1296,
1752 .height = 972,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]1753 .vts_def = OV5670_VTS_30FPS,
1754 .vts_min = 996,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1755 .reg_list = {
1756 .num_of_regs = ARRAY_SIZE(mode_1296x972_regs),
1757 .regs = mode_1296x972_regs,
1758 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1759 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1760 },
1761 {
1762 .width = 648,
1763 .height = 486,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]1764 .vts_def = OV5670_VTS_30FPS,
1765 .vts_min = 516,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1766 .reg_list = {
1767 .num_of_regs = ARRAY_SIZE(mode_648x486_regs),
1768 .regs = mode_648x486_regs,
1769 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1770 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1771 },
1772 {
1773 .width = 2560,
1774 .height = 1440,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]1775 .vts_def = OV5670_VTS_30FPS,
1776 .vts_min = OV5670_VTS_30FPS,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1777 .reg_list = {
1778 .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs),
1779 .regs = mode_2560x1440_regs,
1780 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1781 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1782 },
1783 {
1784 .width = 1280,
1785 .height = 720,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]1786 .vts_def = OV5670_VTS_30FPS,
1787 .vts_min = 1020,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1788 .reg_list = {
1789 .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
1790 .regs = mode_1280x720_regs,
1791 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1792 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1793 },
1794 {
1795 .width = 640,
1796 .height = 360,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]1797 .vts_def = OV5670_VTS_30FPS,
1798 .vts_min = 510,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1799 .reg_list = {
1800 .num_of_regs = ARRAY_SIZE(mode_640x360_regs),
1801 .regs = mode_640x360_regs,
1802 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1803 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1804 }
1805};
1806
1807struct ov5670 {
1808 struct v4l2_subdev sd;
1809 struct media_pad pad;
1810
1811 struct v4l2_ctrl_handler ctrl_handler;
1812 /* V4L2 Controls */
1813 struct v4l2_ctrl *link_freq;
1814 struct v4l2_ctrl *pixel_rate;
1815 struct v4l2_ctrl *vblank;
1816 struct v4l2_ctrl *hblank;
1817 struct v4l2_ctrl *exposure;
1818
1819 /* Current mode */
1820 const struct ov5670_mode *cur_mode;
1821
1822 /* To serialize asynchronus callbacks */
1823 struct mutex mutex;
1824
1825 /* Streaming on/off */
1826 bool streaming;
1827};
1828
1829#define to_ov5670(_sd) container_of(_sd, struct ov5670, sd)
1830
1831/* Read registers up to 4 at a time */
1832static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1833 u32 *val)
1834{
1835 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1836 struct i2c_msg msgs[2];
1837 u8 *data_be_p;
1838 u32 data_be = 0;
1839 u16 reg_addr_be = cpu_to_be16(reg);
1840 int ret;
1841
1842 if (len > 4)
1843 return -EINVAL;
1844
1845 data_be_p = (u8 *)&data_be;
1846 /* Write register address */
1847 msgs[0].addr = client->addr;
1848 msgs[0].flags = 0;
1849 msgs[0].len = 2;
1850 msgs[0].buf = (u8 *)&reg_addr_be;
1851
1852 /* Read data from register */
1853 msgs[1].addr = client->addr;
1854 msgs[1].flags = I2C_M_RD;
1855 msgs[1].len = len;
1856 msgs[1].buf = &data_be_p[4 - len];
1857
1858 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
1859 if (ret != ARRAY_SIZE(msgs))
1860 return -EIO;
1861
1862 *val = be32_to_cpu(data_be);
1863
1864 return 0;
1865}
1866
1867/* Write registers up to 4 at a time */
1868static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1869 u32 val)
1870{
1871 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1872 int buf_i;
1873 int val_i;
1874 u8 buf[6];
1875 u8 *val_p;
1876
1877 if (len > 4)
1878 return -EINVAL;
1879
1880 buf[0] = reg >> 8;
1881 buf[1] = reg & 0xff;
1882
1883 val = cpu_to_be32(val);
1884 val_p = (u8 *)&val;
1885 buf_i = 2;
1886 val_i = 4 - len;
1887
1888 while (val_i < 4)
1889 buf[buf_i++] = val_p[val_i++];
1890
1891 if (i2c_master_send(client, buf, len + 2) != len + 2)
1892 return -EIO;
1893
1894 return 0;
1895}
1896
1897/* Write a list of registers */
1898static int ov5670_write_regs(struct ov5670 *ov5670,
1899 const struct ov5670_reg *regs, unsigned int len)
1900{
1901 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1902 unsigned int i;
1903 int ret;
1904
1905 for (i = 0; i < len; i++) {
1906 ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val);
1907 if (ret) {
1908 dev_err_ratelimited(
1909 &client->dev,
1910 "Failed to write reg 0x%4.4x. error = %d\n",
1911 regs[i].address, ret);
1912
1913 return ret;
1914 }
1915 }
1916
1917 return 0;
1918}
1919
1920static int ov5670_write_reg_list(struct ov5670 *ov5670,
1921 const struct ov5670_reg_list *r_list)
1922{
1923 return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs);
1924}
1925
1926/* Open sub-device */
1927static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
1928{
1929 struct ov5670 *ov5670 = to_ov5670(sd);
1930 struct v4l2_mbus_framefmt *try_fmt =
1931 v4l2_subdev_get_try_format(sd, fh->pad, 0);
1932
1933 mutex_lock(&ov5670->mutex);
1934
1935 /* Initialize try_fmt */
1936 try_fmt->width = ov5670->cur_mode->width;
1937 try_fmt->height = ov5670->cur_mode->height;
1938 try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
1939 try_fmt->field = V4L2_FIELD_NONE;
1940
1941 /* No crop or compose */
1942 mutex_unlock(&ov5670->mutex);
1943
1944 return 0;
1945}
1946
1947static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain)
1948{
1949 int ret;
1950
1951 ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN,
1952 OV5670_REG_VALUE_16BIT, d_gain);
1953 if (ret)
1954 return ret;
1955
1956 ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN,
1957 OV5670_REG_VALUE_16BIT, d_gain);
1958 if (ret)
1959 return ret;
1960
1961 return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN,
1962 OV5670_REG_VALUE_16BIT, d_gain);
1963}
1964
1965static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern)
1966{
1967 u32 val;
1968 int ret;
1969
1970 /* Set the bayer order that we support */
1971 ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL,
1972 OV5670_REG_VALUE_08BIT, 0);
1973 if (ret)
1974 return ret;
1975
1976 ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN,
1977 OV5670_REG_VALUE_08BIT, &val);
1978 if (ret)
1979 return ret;
1980
1981 if (pattern)
1982 val |= OV5670_TEST_PATTERN_ENABLE;
1983 else
1984 val &= ~OV5670_TEST_PATTERN_ENABLE;
1985
1986 return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN,
1987 OV5670_REG_VALUE_08BIT, val);
1988}
1989
1990/* Initialize control handlers */
1991static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl)
1992{
1993 struct ov5670 *ov5670 = container_of(ctrl->handler,
1994 struct ov5670, ctrl_handler);
1995 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1996 s64 max;
1997 int ret = 0;
1998
1999 /* Propagate change of current control to all related controls */
2000 switch (ctrl->id) {
2001 case V4L2_CID_VBLANK:
2002 /* Update max exposure while meeting expected vblanking */
2003 max = ov5670->cur_mode->height + ctrl->val - 8;
2004 __v4l2_ctrl_modify_range(ov5670->exposure,
2005 ov5670->exposure->minimum, max,
2006 ov5670->exposure->step, max);
2007 break;
2008 }
2009
2010 /* V4L2 controls values will be applied only when power is already up */
2011 if (pm_runtime_get_if_in_use(&client->dev) <= 0)
2012 return 0;
2013
2014 switch (ctrl->id) {
2015 case V4L2_CID_ANALOGUE_GAIN:
2016 ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN,
2017 OV5670_REG_VALUE_16BIT, ctrl->val);
2018 break;
2019 case V4L2_CID_DIGITAL_GAIN:
2020 ret = ov5670_update_digital_gain(ov5670, ctrl->val);
2021 break;
2022 case V4L2_CID_EXPOSURE:
2023 /* 4 least significant bits of expsoure are fractional part */
2024 ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE,
2025 OV5670_REG_VALUE_24BIT, ctrl->val << 4);
2026 break;
2027 case V4L2_CID_VBLANK:
2028 /* Update VTS that meets expected vertical blanking */
2029 ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
2030 OV5670_REG_VALUE_16BIT,
2031 ov5670->cur_mode->height + ctrl->val);
2032 break;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2033 case V4L2_CID_TEST_PATTERN:
2034 ret = ov5670_enable_test_pattern(ov5670, ctrl->val);
2035 break;
2036 default:
2037 dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
2038 __func__, ctrl->id, ctrl->val);
2039 break;
kbuild test robot05ad2b62017-06-14 09:47:15 -0400[diff] [blame]2040 }
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2041
2042 pm_runtime_put(&client->dev);
2043
2044 return ret;
2045}
2046
2047static const struct v4l2_ctrl_ops ov5670_ctrl_ops = {
2048 .s_ctrl = ov5670_set_ctrl,
2049};
2050
2051/* Initialize control handlers */
2052static int ov5670_init_controls(struct ov5670 *ov5670)
2053{
2054 struct v4l2_ctrl_handler *ctrl_hdlr;
2055 s64 vblank_max;
2056 s64 vblank_def;
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]2057 s64 vblank_min;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2058 s64 exposure_max;
2059 int ret;
2060
2061 ctrl_hdlr = &ov5670->ctrl_handler;
2062 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
2063 if (ret)
2064 return ret;
2065
2066 ctrl_hdlr->lock = &ov5670->mutex;
2067 ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
2068 &ov5670_ctrl_ops,
2069 V4L2_CID_LINK_FREQ,
2070 0, 0, link_freq_menu_items);
2071 if (ov5670->link_freq)
2072 ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2073
2074 /* By default, V4L2_CID_PIXEL_RATE is read only */
2075 ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2076 V4L2_CID_PIXEL_RATE, 0,
2077 link_freq_configs[0].pixel_rate,
2078 1,
2079 link_freq_configs[0].pixel_rate);
2080
2081 vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height;
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]2082 vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height;
2083 vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2084 ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]2085 V4L2_CID_VBLANK, vblank_min,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2086 vblank_max, 1, vblank_def);
2087
2088 ov5670->hblank = v4l2_ctrl_new_std(
2089 ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK,
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]2090 OV5670_FIXED_PPL - ov5670->cur_mode->width,
2091 OV5670_FIXED_PPL - ov5670->cur_mode->width, 1,
2092 OV5670_FIXED_PPL - ov5670->cur_mode->width);
2093 if (ov5670->hblank)
2094 ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2095
2096 /* Get min, max, step, default from sensor */
2097 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
2098 ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
2099 ANALOG_GAIN_DEFAULT);
2100
2101 /* Digital gain */
2102 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN,
2103 OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX,
2104 OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT);
2105
2106 /* Get min, max, step, default from sensor */
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]2107 exposure_max = ov5670->cur_mode->vts_def - 8;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2108 ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2109 V4L2_CID_EXPOSURE,
2110 OV5670_EXPOSURE_MIN,
2111 exposure_max, OV5670_EXPOSURE_STEP,
2112 exposure_max);
2113
2114 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops,
2115 V4L2_CID_TEST_PATTERN,
2116 ARRAY_SIZE(ov5670_test_pattern_menu) - 1,
2117 0, 0, ov5670_test_pattern_menu);
2118
2119 if (ctrl_hdlr->error) {
2120 ret = ctrl_hdlr->error;
2121 goto error;
2122 }
2123
2124 ov5670->sd.ctrl_handler = ctrl_hdlr;
2125
2126 return 0;
2127
2128error:
2129 v4l2_ctrl_handler_free(ctrl_hdlr);
2130
2131 return ret;
2132}
2133
2134static int ov5670_enum_mbus_code(struct v4l2_subdev *sd,
2135 struct v4l2_subdev_pad_config *cfg,
2136 struct v4l2_subdev_mbus_code_enum *code)
2137{
2138 /* Only one bayer order GRBG is supported */
2139 if (code->index > 0)
2140 return -EINVAL;
2141
2142 code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
2143
2144 return 0;
2145}
2146
2147static int ov5670_enum_frame_size(struct v4l2_subdev *sd,
2148 struct v4l2_subdev_pad_config *cfg,
2149 struct v4l2_subdev_frame_size_enum *fse)
2150{
2151 if (fse->index >= ARRAY_SIZE(supported_modes))
2152 return -EINVAL;
2153
2154 if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
2155 return -EINVAL;
2156
2157 fse->min_width = supported_modes[fse->index].width;
2158 fse->max_width = fse->min_width;
2159 fse->min_height = supported_modes[fse->index].height;
2160 fse->max_height = fse->min_height;
2161
2162 return 0;
2163}
2164
2165/* Calculate resolution distance */
2166static int ov5670_get_reso_dist(const struct ov5670_mode *mode,
2167 struct v4l2_mbus_framefmt *framefmt)
2168{
2169 return abs(mode->width - framefmt->width) +
2170 abs(mode->height - framefmt->height);
2171}
2172
2173/* Find the closest supported resolution to the requested resolution */
2174static const struct ov5670_mode *ov5670_find_best_fit(
2175 struct ov5670 *ov5670,
2176 struct v4l2_subdev_format *fmt)
2177{
2178 struct v4l2_mbus_framefmt *framefmt = &fmt->format;
2179 int dist;
2180 int cur_best_fit = 0;
2181 int cur_best_fit_dist = -1;
2182 int i;
2183
2184 for (i = 0; i < ARRAY_SIZE(supported_modes); i++) {
2185 dist = ov5670_get_reso_dist(&supported_modes[i], framefmt);
2186 if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) {
2187 cur_best_fit_dist = dist;
2188 cur_best_fit = i;
2189 }
2190 }
2191
2192 return &supported_modes[cur_best_fit];
2193}
2194
2195static void ov5670_update_pad_format(const struct ov5670_mode *mode,
2196 struct v4l2_subdev_format *fmt)
2197{
2198 fmt->format.width = mode->width;
2199 fmt->format.height = mode->height;
2200 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2201 fmt->format.field = V4L2_FIELD_NONE;
2202}
2203
2204static int ov5670_do_get_pad_format(struct ov5670 *ov5670,
2205 struct v4l2_subdev_pad_config *cfg,
2206 struct v4l2_subdev_format *fmt)
2207{
2208 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
2209 fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg,
2210 fmt->pad);
2211 else
2212 ov5670_update_pad_format(ov5670->cur_mode, fmt);
2213
2214 return 0;
2215}
2216
2217static int ov5670_get_pad_format(struct v4l2_subdev *sd,
2218 struct v4l2_subdev_pad_config *cfg,
2219 struct v4l2_subdev_format *fmt)
2220{
2221 struct ov5670 *ov5670 = to_ov5670(sd);
2222 int ret;
2223
2224 mutex_lock(&ov5670->mutex);
2225 ret = ov5670_do_get_pad_format(ov5670, cfg, fmt);
2226 mutex_unlock(&ov5670->mutex);
2227
2228 return ret;
2229}
2230
2231static int ov5670_set_pad_format(struct v4l2_subdev *sd,
2232 struct v4l2_subdev_pad_config *cfg,
2233 struct v4l2_subdev_format *fmt)
2234{
2235 struct ov5670 *ov5670 = to_ov5670(sd);
2236 const struct ov5670_mode *mode;
2237 s32 vblank_def;
2238 s32 h_blank;
2239
2240 mutex_lock(&ov5670->mutex);
2241
2242 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2243
2244 mode = ov5670_find_best_fit(ov5670, fmt);
2245 ov5670_update_pad_format(mode, fmt);
2246 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
2247 *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
2248 } else {
2249 ov5670->cur_mode = mode;
2250 __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index);
2251 __v4l2_ctrl_s_ctrl_int64(
2252 ov5670->pixel_rate,
2253 link_freq_configs[mode->link_freq_index].pixel_rate);
2254 /* Update limits and set FPS to default */
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]2255 vblank_def = ov5670->cur_mode->vts_def -
2256 ov5670->cur_mode->height;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2257 __v4l2_ctrl_modify_range(
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame^]2258 ov5670->vblank,
2259 ov5670->cur_mode->vts_min - ov5670->cur_mode->height,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2260 OV5670_VTS_MAX - ov5670->cur_mode->height, 1,
2261 vblank_def);
2262 __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def);
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]2263 h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2264 __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1,
2265 h_blank);
2266 }
2267
2268 mutex_unlock(&ov5670->mutex);
2269
2270 return 0;
2271}
2272
2273static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames)
2274{
2275 *frames = OV5670_NUM_OF_SKIP_FRAMES;
2276
2277 return 0;
2278}
2279
2280/* Prepare streaming by writing default values and customized values */
2281static int ov5670_start_streaming(struct ov5670 *ov5670)
2282{
2283 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2284 const struct ov5670_reg_list *reg_list;
2285 int link_freq_index;
2286 int ret;
2287
2288 /* Get out of from software reset */
2289 ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST,
2290 OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST);
2291 if (ret) {
2292 dev_err(&client->dev, "%s failed to set powerup registers\n",
2293 __func__);
2294 return ret;
2295 }
2296
2297 /* Setup PLL */
2298 link_freq_index = ov5670->cur_mode->link_freq_index;
2299 reg_list = &link_freq_configs[link_freq_index].reg_list;
2300 ret = ov5670_write_reg_list(ov5670, reg_list);
2301 if (ret) {
2302 dev_err(&client->dev, "%s failed to set plls\n", __func__);
2303 return ret;
2304 }
2305
2306 /* Apply default values of current mode */
2307 reg_list = &ov5670->cur_mode->reg_list;
2308 ret = ov5670_write_reg_list(ov5670, reg_list);
2309 if (ret) {
2310 dev_err(&client->dev, "%s failed to set mode\n", __func__);
2311 return ret;
2312 }
2313
2314 ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
2315 if (ret)
2316 return ret;
2317
2318 /* Write stream on list */
2319 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2320 OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING);
2321 if (ret) {
2322 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2323 return ret;
2324 }
2325
2326 ov5670->streaming = true;
2327
2328 return 0;
2329}
2330
2331static int ov5670_stop_streaming(struct ov5670 *ov5670)
2332{
2333 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2334 int ret;
2335
2336 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2337 OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY);
2338 if (ret)
2339 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2340
2341 ov5670->streaming = false;
2342
2343 /* Return success even if it was an error, as there is nothing the
2344 * caller can do about it.
2345 */
2346 return 0;
2347}
2348
2349static int ov5670_set_stream(struct v4l2_subdev *sd, int enable)
2350{
2351 struct ov5670 *ov5670 = to_ov5670(sd);
2352 struct i2c_client *client = v4l2_get_subdevdata(sd);
2353 int ret = 0;
2354
2355 mutex_lock(&ov5670->mutex);
2356 if (ov5670->streaming == enable)
2357 goto unlock_and_return;
2358
2359 if (enable) {
2360 ret = pm_runtime_get_sync(&client->dev);
2361 if (ret < 0) {
2362 pm_runtime_put_noidle(&client->dev);
2363 goto unlock_and_return;
2364 }
2365
2366 ret = ov5670_start_streaming(ov5670);
2367 if (ret)
2368 goto error;
2369 } else {
2370 ret = ov5670_stop_streaming(ov5670);
2371 pm_runtime_put(&client->dev);
2372 }
2373 goto unlock_and_return;
2374
2375error:
2376 pm_runtime_put(&client->dev);
2377
2378unlock_and_return:
2379 mutex_unlock(&ov5670->mutex);
2380
2381 return ret;
2382}
2383
2384static int __maybe_unused ov5670_suspend(struct device *dev)
2385{
2386 struct i2c_client *client = to_i2c_client(dev);
2387 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2388 struct ov5670 *ov5670 = to_ov5670(sd);
2389
2390 if (ov5670->streaming)
2391 ov5670_stop_streaming(ov5670);
2392
2393 return 0;
2394}
2395
2396static int __maybe_unused ov5670_resume(struct device *dev)
2397{
2398 struct i2c_client *client = to_i2c_client(dev);
2399 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2400 struct ov5670 *ov5670 = to_ov5670(sd);
2401 int ret;
2402
2403 if (ov5670->streaming) {
2404 ret = ov5670_start_streaming(ov5670);
2405 if (ret) {
2406 ov5670_stop_streaming(ov5670);
2407 return ret;
2408 }
2409 }
2410
2411 return 0;
2412}
2413
2414/* Verify chip ID */
2415static int ov5670_identify_module(struct ov5670 *ov5670)
2416{
2417 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2418 int ret;
2419 u32 val;
2420
2421 ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID,
2422 OV5670_REG_VALUE_24BIT, &val);
2423 if (ret)
2424 return ret;
2425
2426 if (val != OV5670_CHIP_ID) {
2427 dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
2428 OV5670_CHIP_ID, val);
2429 return -ENXIO;
2430 }
2431
2432 return 0;
2433}
2434
2435static const struct v4l2_subdev_video_ops ov5670_video_ops = {
2436 .s_stream = ov5670_set_stream,
2437};
2438
2439static const struct v4l2_subdev_pad_ops ov5670_pad_ops = {
2440 .enum_mbus_code = ov5670_enum_mbus_code,
2441 .get_fmt = ov5670_get_pad_format,
2442 .set_fmt = ov5670_set_pad_format,
2443 .enum_frame_size = ov5670_enum_frame_size,
2444};
2445
2446static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
2447 .g_skip_frames = ov5670_get_skip_frames,
2448};
2449
2450static const struct v4l2_subdev_ops ov5670_subdev_ops = {
2451 .video = &ov5670_video_ops,
2452 .pad = &ov5670_pad_ops,
2453 .sensor = &ov5670_sensor_ops,
2454};
2455
2456static const struct media_entity_operations ov5670_subdev_entity_ops = {
2457 .link_validate = v4l2_subdev_link_validate,
2458};
2459
2460static const struct v4l2_subdev_internal_ops ov5670_internal_ops = {
2461 .open = ov5670_open,
2462};
2463
2464static int ov5670_probe(struct i2c_client *client)
2465{
2466 struct ov5670 *ov5670;
2467 const char *err_msg;
2468 u32 input_clk = 0;
2469 int ret;
2470
2471 device_property_read_u32(&client->dev, "clock-frequency", &input_clk);
2472 if (input_clk != 19200000)
2473 return -EINVAL;
2474
2475 ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
2476 if (!ov5670) {
2477 ret = -ENOMEM;
2478 err_msg = "devm_kzalloc() error";
2479 goto error_print;
2480 }
2481
2482 /* Initialize subdev */
2483 v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops);
2484
2485 /* Check module identity */
2486 ret = ov5670_identify_module(ov5670);
2487 if (ret) {
2488 err_msg = "ov5670_identify_module() error";
2489 goto error_print;
2490 }
2491
2492 mutex_init(&ov5670->mutex);
2493
2494 /* Set default mode to max resolution */
2495 ov5670->cur_mode = &supported_modes[0];
2496
2497 ret = ov5670_init_controls(ov5670);
2498 if (ret) {
2499 err_msg = "ov5670_init_controls() error";
2500 goto error_mutex_destroy;
2501 }
2502
2503 ov5670->sd.internal_ops = &ov5670_internal_ops;
2504 ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
2505 ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
2506 ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
2507
2508 /* Source pad initialization */
2509 ov5670->pad.flags = MEDIA_PAD_FL_SOURCE;
2510 ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad);
2511 if (ret) {
2512 err_msg = "media_entity_pads_init() error";
2513 goto error_handler_free;
2514 }
2515
2516 /* Async register for subdev */
2517 ret = v4l2_async_register_subdev(&ov5670->sd);
2518 if (ret < 0) {
2519 err_msg = "v4l2_async_register_subdev() error";
2520 goto error_entity_cleanup;
2521 }
2522
2523 ov5670->streaming = false;
2524
2525 /*
2526 * Device is already turned on by i2c-core with ACPI domain PM.
2527 * Enable runtime PM and turn off the device.
2528 */
2529 pm_runtime_get_noresume(&client->dev);
2530 pm_runtime_set_active(&client->dev);
2531 pm_runtime_enable(&client->dev);
2532 pm_runtime_put(&client->dev);
2533
2534 return 0;
2535
2536error_entity_cleanup:
2537 media_entity_cleanup(&ov5670->sd.entity);
2538
2539error_handler_free:
2540 v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler);
2541
2542error_mutex_destroy:
2543 mutex_destroy(&ov5670->mutex);
2544
2545error_print:
2546 dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret);
2547
2548 return ret;
2549}
2550
2551static int ov5670_remove(struct i2c_client *client)
2552{
2553 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2554 struct ov5670 *ov5670 = to_ov5670(sd);
2555
2556 v4l2_async_unregister_subdev(sd);
2557 media_entity_cleanup(&sd->entity);
2558 v4l2_ctrl_handler_free(sd->ctrl_handler);
2559 mutex_destroy(&ov5670->mutex);
2560
2561 /*
2562 * Disable runtime PM but keep the device turned on.
2563 * i2c-core with ACPI domain PM will turn off the device.
2564 */
2565 pm_runtime_get_sync(&client->dev);
2566 pm_runtime_disable(&client->dev);
2567 pm_runtime_set_suspended(&client->dev);
2568 pm_runtime_put_noidle(&client->dev);
2569
2570 return 0;
2571}
2572
2573static const struct dev_pm_ops ov5670_pm_ops = {
2574 SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
2575};
2576
2577#ifdef CONFIG_ACPI
2578static const struct acpi_device_id ov5670_acpi_ids[] = {
2579 {"INT3479"},
2580 { /* sentinel */ }
2581};
2582
2583MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
2584#endif
2585
2586static struct i2c_driver ov5670_i2c_driver = {
2587 .driver = {
2588 .name = "ov5670",
2589 .pm = &ov5670_pm_ops,
2590 .acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
2591 },
2592 .probe_new = ov5670_probe,
2593 .remove = ov5670_remove,
2594};
2595
2596module_i2c_driver(ov5670_i2c_driver);
2597
2598MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>");
2599MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@intel.com>");
2600MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
2601MODULE_LICENSE("GPL v2");