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review.shift-gmbh.com / SHIFTPHONES / mainline / linux / 9a45da9270b64b14e154093c28f746d861ab8c61 / . / drivers / media / i2c / ov5670.c
blob: dee7df8dd100652117bde1fc22bef027c68e4715 [file] [log] [blame]
Chiranjeevi Rapolua1c3bb02018-02-21 12:42:47 -0500[diff] [blame]1// SPDX-License-Identifier: GPL-2.0
2// Copyright (c) 2017 Intel Corporation.
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]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>
Jacopo Mondieba08022020-05-09 11:04:53 +0200[diff] [blame]10#include <media/v4l2-fwnode.h>
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]11
12#define OV5670_REG_CHIP_ID 0x300a
13#define OV5670_CHIP_ID 0x005670
14
15#define OV5670_REG_MODE_SELECT 0x0100
16#define OV5670_MODE_STANDBY 0x00
17#define OV5670_MODE_STREAMING 0x01
18
19#define OV5670_REG_SOFTWARE_RST 0x0103
20#define OV5670_SOFTWARE_RST 0x01
21
22/* vertical-timings from sensor */
23#define OV5670_REG_VTS 0x380e
24#define OV5670_VTS_30FPS 0x0808 /* default for 30 fps */
25#define OV5670_VTS_MAX 0xffff
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]26
27/* horizontal-timings from sensor */
28#define OV5670_REG_HTS 0x380c
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]29
30/*
31 * Pixels-per-line(PPL) = Time-per-line * pixel-rate
32 * In OV5670, Time-per-line = HTS/SCLK.
33 * HTS is fixed for all resolutions, not recommended to change.
34 */
35#define OV5670_FIXED_PPL 2724 /* Pixels per line */
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]36
37/* Exposure controls from sensor */
38#define OV5670_REG_EXPOSURE 0x3500
39#define OV5670_EXPOSURE_MIN 4
40#define OV5670_EXPOSURE_STEP 1
41
42/* Analog gain controls from sensor */
43#define OV5670_REG_ANALOG_GAIN 0x3508
44#define ANALOG_GAIN_MIN 0
45#define ANALOG_GAIN_MAX 8191
46#define ANALOG_GAIN_STEP 1
47#define ANALOG_GAIN_DEFAULT 128
48
49/* Digital gain controls from sensor */
50#define OV5670_REG_R_DGTL_GAIN 0x5032
51#define OV5670_REG_G_DGTL_GAIN 0x5034
52#define OV5670_REG_B_DGTL_GAIN 0x5036
53#define OV5670_DGTL_GAIN_MIN 0
54#define OV5670_DGTL_GAIN_MAX 4095
55#define OV5670_DGTL_GAIN_STEP 1
56#define OV5670_DGTL_GAIN_DEFAULT 1024
57
58/* Test Pattern Control */
59#define OV5670_REG_TEST_PATTERN 0x4303
60#define OV5670_TEST_PATTERN_ENABLE BIT(3)
61#define OV5670_REG_TEST_PATTERN_CTRL 0x4320
62
63#define OV5670_REG_VALUE_08BIT 1
64#define OV5670_REG_VALUE_16BIT 2
65#define OV5670_REG_VALUE_24BIT 3
66
67/* Initial number of frames to skip to avoid possible garbage */
68#define OV5670_NUM_OF_SKIP_FRAMES 2
69
70struct ov5670_reg {
71 u16 address;
72 u8 val;
73};
74
75struct ov5670_reg_list {
76 u32 num_of_regs;
77 const struct ov5670_reg *regs;
78};
79
80struct ov5670_link_freq_config {
81 u32 pixel_rate;
82 const struct ov5670_reg_list reg_list;
83};
84
85struct ov5670_mode {
86 /* Frame width in pixels */
87 u32 width;
88
89 /* Frame height in pixels */
90 u32 height;
91
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]92 /* Default vertical timining size */
93 u32 vts_def;
94
95 /* Min vertical timining size */
96 u32 vts_min;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]97
98 /* Link frequency needed for this resolution */
99 u32 link_freq_index;
100
101 /* Sensor register settings for this resolution */
102 const struct ov5670_reg_list reg_list;
103};
104
105static const struct ov5670_reg mipi_data_rate_840mbps[] = {
106 {0x0300, 0x04},
107 {0x0301, 0x00},
108 {0x0302, 0x84},
109 {0x0303, 0x00},
110 {0x0304, 0x03},
111 {0x0305, 0x01},
112 {0x0306, 0x01},
113 {0x030a, 0x00},
114 {0x030b, 0x00},
115 {0x030c, 0x00},
116 {0x030d, 0x26},
117 {0x030e, 0x00},
118 {0x030f, 0x06},
119 {0x0312, 0x01},
120 {0x3031, 0x0a},
121};
122
123static const struct ov5670_reg mode_2592x1944_regs[] = {
124 {0x3000, 0x00},
125 {0x3002, 0x21},
126 {0x3005, 0xf0},
127 {0x3007, 0x00},
128 {0x3015, 0x0f},
129 {0x3018, 0x32},
130 {0x301a, 0xf0},
131 {0x301b, 0xf0},
132 {0x301c, 0xf0},
133 {0x301d, 0xf0},
134 {0x301e, 0xf0},
135 {0x3030, 0x00},
136 {0x3031, 0x0a},
137 {0x303c, 0xff},
138 {0x303e, 0xff},
139 {0x3040, 0xf0},
140 {0x3041, 0x00},
141 {0x3042, 0xf0},
142 {0x3106, 0x11},
143 {0x3500, 0x00},
144 {0x3501, 0x80},
145 {0x3502, 0x00},
146 {0x3503, 0x04},
147 {0x3504, 0x03},
148 {0x3505, 0x83},
149 {0x3508, 0x04},
150 {0x3509, 0x00},
151 {0x350e, 0x04},
152 {0x350f, 0x00},
153 {0x3510, 0x00},
154 {0x3511, 0x02},
155 {0x3512, 0x00},
156 {0x3601, 0xc8},
157 {0x3610, 0x88},
158 {0x3612, 0x48},
159 {0x3614, 0x5b},
160 {0x3615, 0x96},
161 {0x3621, 0xd0},
162 {0x3622, 0x00},
163 {0x3623, 0x00},
164 {0x3633, 0x13},
165 {0x3634, 0x13},
166 {0x3635, 0x13},
167 {0x3636, 0x13},
168 {0x3645, 0x13},
169 {0x3646, 0x82},
170 {0x3650, 0x00},
171 {0x3652, 0xff},
172 {0x3655, 0x20},
173 {0x3656, 0xff},
174 {0x365a, 0xff},
175 {0x365e, 0xff},
176 {0x3668, 0x00},
177 {0x366a, 0x07},
178 {0x366e, 0x10},
179 {0x366d, 0x00},
180 {0x366f, 0x80},
181 {0x3700, 0x28},
182 {0x3701, 0x10},
183 {0x3702, 0x3a},
184 {0x3703, 0x19},
185 {0x3704, 0x10},
186 {0x3705, 0x00},
187 {0x3706, 0x66},
188 {0x3707, 0x08},
189 {0x3708, 0x34},
190 {0x3709, 0x40},
191 {0x370a, 0x01},
192 {0x370b, 0x1b},
193 {0x3714, 0x24},
194 {0x371a, 0x3e},
195 {0x3733, 0x00},
196 {0x3734, 0x00},
197 {0x373a, 0x05},
198 {0x373b, 0x06},
199 {0x373c, 0x0a},
200 {0x373f, 0xa0},
201 {0x3755, 0x00},
202 {0x3758, 0x00},
203 {0x375b, 0x0e},
204 {0x3766, 0x5f},
205 {0x3768, 0x00},
206 {0x3769, 0x22},
207 {0x3773, 0x08},
208 {0x3774, 0x1f},
209 {0x3776, 0x06},
210 {0x37a0, 0x88},
211 {0x37a1, 0x5c},
212 {0x37a7, 0x88},
213 {0x37a8, 0x70},
214 {0x37aa, 0x88},
215 {0x37ab, 0x48},
216 {0x37b3, 0x66},
217 {0x37c2, 0x04},
218 {0x37c5, 0x00},
219 {0x37c8, 0x00},
220 {0x3800, 0x00},
221 {0x3801, 0x0c},
222 {0x3802, 0x00},
223 {0x3803, 0x04},
224 {0x3804, 0x0a},
225 {0x3805, 0x33},
226 {0x3806, 0x07},
227 {0x3807, 0xa3},
228 {0x3808, 0x0a},
229 {0x3809, 0x20},
230 {0x380a, 0x07},
231 {0x380b, 0x98},
232 {0x380c, 0x06},
233 {0x380d, 0x90},
234 {0x380e, 0x08},
235 {0x380f, 0x08},
236 {0x3811, 0x04},
237 {0x3813, 0x02},
238 {0x3814, 0x01},
239 {0x3815, 0x01},
240 {0x3816, 0x00},
241 {0x3817, 0x00},
242 {0x3818, 0x00},
243 {0x3819, 0x00},
244 {0x3820, 0x84},
245 {0x3821, 0x46},
246 {0x3822, 0x48},
247 {0x3826, 0x00},
248 {0x3827, 0x08},
249 {0x382a, 0x01},
250 {0x382b, 0x01},
251 {0x3830, 0x08},
252 {0x3836, 0x02},
253 {0x3837, 0x00},
254 {0x3838, 0x10},
255 {0x3841, 0xff},
256 {0x3846, 0x48},
257 {0x3861, 0x00},
258 {0x3862, 0x04},
259 {0x3863, 0x06},
260 {0x3a11, 0x01},
261 {0x3a12, 0x78},
262 {0x3b00, 0x00},
263 {0x3b02, 0x00},
264 {0x3b03, 0x00},
265 {0x3b04, 0x00},
266 {0x3b05, 0x00},
267 {0x3c00, 0x89},
268 {0x3c01, 0xab},
269 {0x3c02, 0x01},
270 {0x3c03, 0x00},
271 {0x3c04, 0x00},
272 {0x3c05, 0x03},
273 {0x3c06, 0x00},
274 {0x3c07, 0x05},
275 {0x3c0c, 0x00},
276 {0x3c0d, 0x00},
277 {0x3c0e, 0x00},
278 {0x3c0f, 0x00},
279 {0x3c40, 0x00},
280 {0x3c41, 0xa3},
281 {0x3c43, 0x7d},
282 {0x3c45, 0xd7},
283 {0x3c47, 0xfc},
284 {0x3c50, 0x05},
285 {0x3c52, 0xaa},
286 {0x3c54, 0x71},
287 {0x3c56, 0x80},
288 {0x3d85, 0x17},
289 {0x3f03, 0x00},
290 {0x3f0a, 0x00},
291 {0x3f0b, 0x00},
292 {0x4001, 0x60},
293 {0x4009, 0x0d},
294 {0x4020, 0x00},
295 {0x4021, 0x00},
296 {0x4022, 0x00},
297 {0x4023, 0x00},
298 {0x4024, 0x00},
299 {0x4025, 0x00},
300 {0x4026, 0x00},
301 {0x4027, 0x00},
302 {0x4028, 0x00},
303 {0x4029, 0x00},
304 {0x402a, 0x00},
305 {0x402b, 0x00},
306 {0x402c, 0x00},
307 {0x402d, 0x00},
308 {0x402e, 0x00},
309 {0x402f, 0x00},
310 {0x4040, 0x00},
311 {0x4041, 0x03},
312 {0x4042, 0x00},
313 {0x4043, 0x7A},
314 {0x4044, 0x00},
315 {0x4045, 0x7A},
316 {0x4046, 0x00},
317 {0x4047, 0x7A},
318 {0x4048, 0x00},
319 {0x4049, 0x7A},
320 {0x4307, 0x30},
321 {0x4500, 0x58},
322 {0x4501, 0x04},
323 {0x4502, 0x40},
324 {0x4503, 0x10},
325 {0x4508, 0xaa},
326 {0x4509, 0xaa},
327 {0x450a, 0x00},
328 {0x450b, 0x00},
329 {0x4600, 0x01},
330 {0x4601, 0x03},
331 {0x4700, 0xa4},
332 {0x4800, 0x4c},
333 {0x4816, 0x53},
334 {0x481f, 0x40},
335 {0x4837, 0x13},
336 {0x5000, 0x56},
337 {0x5001, 0x01},
338 {0x5002, 0x28},
339 {0x5004, 0x0c},
340 {0x5006, 0x0c},
341 {0x5007, 0xe0},
342 {0x5008, 0x01},
343 {0x5009, 0xb0},
344 {0x5901, 0x00},
345 {0x5a01, 0x00},
346 {0x5a03, 0x00},
347 {0x5a04, 0x0c},
348 {0x5a05, 0xe0},
349 {0x5a06, 0x09},
350 {0x5a07, 0xb0},
351 {0x5a08, 0x06},
352 {0x5e00, 0x00},
353 {0x3734, 0x40},
354 {0x5b00, 0x01},
355 {0x5b01, 0x10},
356 {0x5b02, 0x01},
357 {0x5b03, 0xdb},
358 {0x3d8c, 0x71},
359 {0x3d8d, 0xea},
360 {0x4017, 0x08},
361 {0x3618, 0x2a},
362 {0x5780, 0x3e},
363 {0x5781, 0x0f},
364 {0x5782, 0x44},
365 {0x5783, 0x02},
366 {0x5784, 0x01},
367 {0x5785, 0x01},
368 {0x5786, 0x00},
369 {0x5787, 0x04},
370 {0x5788, 0x02},
371 {0x5789, 0x0f},
372 {0x578a, 0xfd},
373 {0x578b, 0xf5},
374 {0x578c, 0xf5},
375 {0x578d, 0x03},
376 {0x578e, 0x08},
377 {0x578f, 0x0c},
378 {0x5790, 0x08},
379 {0x5791, 0x06},
380 {0x5792, 0x00},
381 {0x5793, 0x52},
382 {0x5794, 0xa3},
Chiranjeevi Rapolu99cd1242017-08-25 01:20:55 -0300[diff] [blame]383 {0x3503, 0x00},
384 {0x5045, 0x05},
385 {0x4003, 0x40},
386 {0x5048, 0x40}
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]387};
388
389static const struct ov5670_reg mode_1296x972_regs[] = {
390 {0x3000, 0x00},
391 {0x3002, 0x21},
392 {0x3005, 0xf0},
393 {0x3007, 0x00},
394 {0x3015, 0x0f},
395 {0x3018, 0x32},
396 {0x301a, 0xf0},
397 {0x301b, 0xf0},
398 {0x301c, 0xf0},
399 {0x301d, 0xf0},
400 {0x301e, 0xf0},
401 {0x3030, 0x00},
402 {0x3031, 0x0a},
403 {0x303c, 0xff},
404 {0x303e, 0xff},
405 {0x3040, 0xf0},
406 {0x3041, 0x00},
407 {0x3042, 0xf0},
408 {0x3106, 0x11},
409 {0x3500, 0x00},
410 {0x3501, 0x80},
411 {0x3502, 0x00},
412 {0x3503, 0x04},
413 {0x3504, 0x03},
414 {0x3505, 0x83},
415 {0x3508, 0x07},
416 {0x3509, 0x80},
417 {0x350e, 0x04},
418 {0x350f, 0x00},
419 {0x3510, 0x00},
420 {0x3511, 0x02},
421 {0x3512, 0x00},
422 {0x3601, 0xc8},
423 {0x3610, 0x88},
424 {0x3612, 0x48},
425 {0x3614, 0x5b},
426 {0x3615, 0x96},
427 {0x3621, 0xd0},
428 {0x3622, 0x00},
429 {0x3623, 0x00},
430 {0x3633, 0x13},
431 {0x3634, 0x13},
432 {0x3635, 0x13},
433 {0x3636, 0x13},
434 {0x3645, 0x13},
435 {0x3646, 0x82},
436 {0x3650, 0x00},
437 {0x3652, 0xff},
438 {0x3655, 0x20},
439 {0x3656, 0xff},
440 {0x365a, 0xff},
441 {0x365e, 0xff},
442 {0x3668, 0x00},
443 {0x366a, 0x07},
444 {0x366e, 0x08},
445 {0x366d, 0x00},
446 {0x366f, 0x80},
447 {0x3700, 0x28},
448 {0x3701, 0x10},
449 {0x3702, 0x3a},
450 {0x3703, 0x19},
451 {0x3704, 0x10},
452 {0x3705, 0x00},
453 {0x3706, 0x66},
454 {0x3707, 0x08},
455 {0x3708, 0x34},
456 {0x3709, 0x40},
457 {0x370a, 0x01},
458 {0x370b, 0x1b},
459 {0x3714, 0x24},
460 {0x371a, 0x3e},
461 {0x3733, 0x00},
462 {0x3734, 0x00},
463 {0x373a, 0x05},
464 {0x373b, 0x06},
465 {0x373c, 0x0a},
466 {0x373f, 0xa0},
467 {0x3755, 0x00},
468 {0x3758, 0x00},
469 {0x375b, 0x0e},
470 {0x3766, 0x5f},
471 {0x3768, 0x00},
472 {0x3769, 0x22},
473 {0x3773, 0x08},
474 {0x3774, 0x1f},
475 {0x3776, 0x06},
476 {0x37a0, 0x88},
477 {0x37a1, 0x5c},
478 {0x37a7, 0x88},
479 {0x37a8, 0x70},
480 {0x37aa, 0x88},
481 {0x37ab, 0x48},
482 {0x37b3, 0x66},
483 {0x37c2, 0x04},
484 {0x37c5, 0x00},
485 {0x37c8, 0x00},
486 {0x3800, 0x00},
487 {0x3801, 0x0c},
488 {0x3802, 0x00},
489 {0x3803, 0x04},
490 {0x3804, 0x0a},
491 {0x3805, 0x33},
492 {0x3806, 0x07},
493 {0x3807, 0xa3},
494 {0x3808, 0x05},
495 {0x3809, 0x10},
496 {0x380a, 0x03},
497 {0x380b, 0xcc},
498 {0x380c, 0x06},
499 {0x380d, 0x90},
500 {0x380e, 0x08},
501 {0x380f, 0x08},
502 {0x3811, 0x04},
503 {0x3813, 0x04},
504 {0x3814, 0x03},
505 {0x3815, 0x01},
506 {0x3816, 0x00},
507 {0x3817, 0x00},
508 {0x3818, 0x00},
509 {0x3819, 0x00},
510 {0x3820, 0x94},
511 {0x3821, 0x47},
512 {0x3822, 0x48},
513 {0x3826, 0x00},
514 {0x3827, 0x08},
515 {0x382a, 0x03},
516 {0x382b, 0x01},
517 {0x3830, 0x08},
518 {0x3836, 0x02},
519 {0x3837, 0x00},
520 {0x3838, 0x10},
521 {0x3841, 0xff},
522 {0x3846, 0x48},
523 {0x3861, 0x00},
524 {0x3862, 0x04},
525 {0x3863, 0x06},
526 {0x3a11, 0x01},
527 {0x3a12, 0x78},
528 {0x3b00, 0x00},
529 {0x3b02, 0x00},
530 {0x3b03, 0x00},
531 {0x3b04, 0x00},
532 {0x3b05, 0x00},
533 {0x3c00, 0x89},
534 {0x3c01, 0xab},
535 {0x3c02, 0x01},
536 {0x3c03, 0x00},
537 {0x3c04, 0x00},
538 {0x3c05, 0x03},
539 {0x3c06, 0x00},
540 {0x3c07, 0x05},
541 {0x3c0c, 0x00},
542 {0x3c0d, 0x00},
543 {0x3c0e, 0x00},
544 {0x3c0f, 0x00},
545 {0x3c40, 0x00},
546 {0x3c41, 0xa3},
547 {0x3c43, 0x7d},
548 {0x3c45, 0xd7},
549 {0x3c47, 0xfc},
550 {0x3c50, 0x05},
551 {0x3c52, 0xaa},
552 {0x3c54, 0x71},
553 {0x3c56, 0x80},
554 {0x3d85, 0x17},
555 {0x3f03, 0x00},
556 {0x3f0a, 0x00},
557 {0x3f0b, 0x00},
558 {0x4001, 0x60},
559 {0x4009, 0x05},
560 {0x4020, 0x00},
561 {0x4021, 0x00},
562 {0x4022, 0x00},
563 {0x4023, 0x00},
564 {0x4024, 0x00},
565 {0x4025, 0x00},
566 {0x4026, 0x00},
567 {0x4027, 0x00},
568 {0x4028, 0x00},
569 {0x4029, 0x00},
570 {0x402a, 0x00},
571 {0x402b, 0x00},
572 {0x402c, 0x00},
573 {0x402d, 0x00},
574 {0x402e, 0x00},
575 {0x402f, 0x00},
576 {0x4040, 0x00},
577 {0x4041, 0x03},
578 {0x4042, 0x00},
579 {0x4043, 0x7A},
580 {0x4044, 0x00},
581 {0x4045, 0x7A},
582 {0x4046, 0x00},
583 {0x4047, 0x7A},
584 {0x4048, 0x00},
585 {0x4049, 0x7A},
586 {0x4307, 0x30},
587 {0x4500, 0x58},
588 {0x4501, 0x04},
589 {0x4502, 0x48},
590 {0x4503, 0x10},
591 {0x4508, 0x55},
592 {0x4509, 0x55},
593 {0x450a, 0x00},
594 {0x450b, 0x00},
595 {0x4600, 0x00},
596 {0x4601, 0x81},
597 {0x4700, 0xa4},
598 {0x4800, 0x4c},
599 {0x4816, 0x53},
600 {0x481f, 0x40},
601 {0x4837, 0x13},
602 {0x5000, 0x56},
603 {0x5001, 0x01},
604 {0x5002, 0x28},
605 {0x5004, 0x0c},
606 {0x5006, 0x0c},
607 {0x5007, 0xe0},
608 {0x5008, 0x01},
609 {0x5009, 0xb0},
610 {0x5901, 0x00},
611 {0x5a01, 0x00},
612 {0x5a03, 0x00},
613 {0x5a04, 0x0c},
614 {0x5a05, 0xe0},
615 {0x5a06, 0x09},
616 {0x5a07, 0xb0},
617 {0x5a08, 0x06},
618 {0x5e00, 0x00},
619 {0x3734, 0x40},
620 {0x5b00, 0x01},
621 {0x5b01, 0x10},
622 {0x5b02, 0x01},
623 {0x5b03, 0xdb},
624 {0x3d8c, 0x71},
625 {0x3d8d, 0xea},
626 {0x4017, 0x10},
627 {0x3618, 0x2a},
628 {0x5780, 0x3e},
629 {0x5781, 0x0f},
630 {0x5782, 0x44},
631 {0x5783, 0x02},
632 {0x5784, 0x01},
633 {0x5785, 0x01},
634 {0x5786, 0x00},
635 {0x5787, 0x04},
636 {0x5788, 0x02},
637 {0x5789, 0x0f},
638 {0x578a, 0xfd},
639 {0x578b, 0xf5},
640 {0x578c, 0xf5},
641 {0x578d, 0x03},
642 {0x578e, 0x08},
643 {0x578f, 0x0c},
644 {0x5790, 0x08},
645 {0x5791, 0x04},
646 {0x5792, 0x00},
647 {0x5793, 0x52},
648 {0x5794, 0xa3},
Chiranjeevi Rapolu99cd1242017-08-25 01:20:55 -0300[diff] [blame]649 {0x3503, 0x00},
650 {0x5045, 0x05},
651 {0x4003, 0x40},
652 {0x5048, 0x40}
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]653};
654
655static const struct ov5670_reg mode_648x486_regs[] = {
656 {0x3000, 0x00},
657 {0x3002, 0x21},
658 {0x3005, 0xf0},
659 {0x3007, 0x00},
660 {0x3015, 0x0f},
661 {0x3018, 0x32},
662 {0x301a, 0xf0},
663 {0x301b, 0xf0},
664 {0x301c, 0xf0},
665 {0x301d, 0xf0},
666 {0x301e, 0xf0},
667 {0x3030, 0x00},
668 {0x3031, 0x0a},
669 {0x303c, 0xff},
670 {0x303e, 0xff},
671 {0x3040, 0xf0},
672 {0x3041, 0x00},
673 {0x3042, 0xf0},
674 {0x3106, 0x11},
675 {0x3500, 0x00},
676 {0x3501, 0x80},
677 {0x3502, 0x00},
678 {0x3503, 0x04},
679 {0x3504, 0x03},
680 {0x3505, 0x83},
681 {0x3508, 0x04},
682 {0x3509, 0x00},
683 {0x350e, 0x04},
684 {0x350f, 0x00},
685 {0x3510, 0x00},
686 {0x3511, 0x02},
687 {0x3512, 0x00},
688 {0x3601, 0xc8},
689 {0x3610, 0x88},
690 {0x3612, 0x48},
691 {0x3614, 0x5b},
692 {0x3615, 0x96},
693 {0x3621, 0xd0},
694 {0x3622, 0x00},
695 {0x3623, 0x04},
696 {0x3633, 0x13},
697 {0x3634, 0x13},
698 {0x3635, 0x13},
699 {0x3636, 0x13},
700 {0x3645, 0x13},
701 {0x3646, 0x82},
702 {0x3650, 0x00},
703 {0x3652, 0xff},
704 {0x3655, 0x20},
705 {0x3656, 0xff},
706 {0x365a, 0xff},
707 {0x365e, 0xff},
708 {0x3668, 0x00},
709 {0x366a, 0x07},
710 {0x366e, 0x08},
711 {0x366d, 0x00},
712 {0x366f, 0x80},
713 {0x3700, 0x28},
714 {0x3701, 0x10},
715 {0x3702, 0x3a},
716 {0x3703, 0x19},
717 {0x3704, 0x10},
718 {0x3705, 0x00},
719 {0x3706, 0x66},
720 {0x3707, 0x08},
721 {0x3708, 0x34},
722 {0x3709, 0x40},
723 {0x370a, 0x01},
724 {0x370b, 0x1b},
725 {0x3714, 0x24},
726 {0x371a, 0x3e},
727 {0x3733, 0x00},
728 {0x3734, 0x00},
729 {0x373a, 0x05},
730 {0x373b, 0x06},
731 {0x373c, 0x0a},
732 {0x373f, 0xa0},
733 {0x3755, 0x00},
734 {0x3758, 0x00},
735 {0x375b, 0x0e},
736 {0x3766, 0x5f},
737 {0x3768, 0x00},
738 {0x3769, 0x22},
739 {0x3773, 0x08},
740 {0x3774, 0x1f},
741 {0x3776, 0x06},
742 {0x37a0, 0x88},
743 {0x37a1, 0x5c},
744 {0x37a7, 0x88},
745 {0x37a8, 0x70},
746 {0x37aa, 0x88},
747 {0x37ab, 0x48},
748 {0x37b3, 0x66},
749 {0x37c2, 0x04},
750 {0x37c5, 0x00},
751 {0x37c8, 0x00},
752 {0x3800, 0x00},
753 {0x3801, 0x0c},
754 {0x3802, 0x00},
755 {0x3803, 0x04},
756 {0x3804, 0x0a},
757 {0x3805, 0x33},
758 {0x3806, 0x07},
759 {0x3807, 0xa3},
760 {0x3808, 0x02},
761 {0x3809, 0x88},
762 {0x380a, 0x01},
763 {0x380b, 0xe6},
764 {0x380c, 0x06},
765 {0x380d, 0x90},
766 {0x380e, 0x08},
767 {0x380f, 0x08},
768 {0x3811, 0x04},
769 {0x3813, 0x02},
770 {0x3814, 0x07},
771 {0x3815, 0x01},
772 {0x3816, 0x00},
773 {0x3817, 0x00},
774 {0x3818, 0x00},
775 {0x3819, 0x00},
776 {0x3820, 0x94},
777 {0x3821, 0xc6},
778 {0x3822, 0x48},
779 {0x3826, 0x00},
780 {0x3827, 0x08},
781 {0x382a, 0x07},
782 {0x382b, 0x01},
783 {0x3830, 0x08},
784 {0x3836, 0x02},
785 {0x3837, 0x00},
786 {0x3838, 0x10},
787 {0x3841, 0xff},
788 {0x3846, 0x48},
789 {0x3861, 0x00},
790 {0x3862, 0x04},
791 {0x3863, 0x06},
792 {0x3a11, 0x01},
793 {0x3a12, 0x78},
794 {0x3b00, 0x00},
795 {0x3b02, 0x00},
796 {0x3b03, 0x00},
797 {0x3b04, 0x00},
798 {0x3b05, 0x00},
799 {0x3c00, 0x89},
800 {0x3c01, 0xab},
801 {0x3c02, 0x01},
802 {0x3c03, 0x00},
803 {0x3c04, 0x00},
804 {0x3c05, 0x03},
805 {0x3c06, 0x00},
806 {0x3c07, 0x05},
807 {0x3c0c, 0x00},
808 {0x3c0d, 0x00},
809 {0x3c0e, 0x00},
810 {0x3c0f, 0x00},
811 {0x3c40, 0x00},
812 {0x3c41, 0xa3},
813 {0x3c43, 0x7d},
814 {0x3c45, 0xd7},
815 {0x3c47, 0xfc},
816 {0x3c50, 0x05},
817 {0x3c52, 0xaa},
818 {0x3c54, 0x71},
819 {0x3c56, 0x80},
820 {0x3d85, 0x17},
821 {0x3f03, 0x00},
822 {0x3f0a, 0x00},
823 {0x3f0b, 0x00},
824 {0x4001, 0x60},
825 {0x4009, 0x05},
826 {0x4020, 0x00},
827 {0x4021, 0x00},
828 {0x4022, 0x00},
829 {0x4023, 0x00},
830 {0x4024, 0x00},
831 {0x4025, 0x00},
832 {0x4026, 0x00},
833 {0x4027, 0x00},
834 {0x4028, 0x00},
835 {0x4029, 0x00},
836 {0x402a, 0x00},
837 {0x402b, 0x00},
838 {0x402c, 0x00},
839 {0x402d, 0x00},
840 {0x402e, 0x00},
841 {0x402f, 0x00},
842 {0x4040, 0x00},
843 {0x4041, 0x03},
844 {0x4042, 0x00},
845 {0x4043, 0x7A},
846 {0x4044, 0x00},
847 {0x4045, 0x7A},
848 {0x4046, 0x00},
849 {0x4047, 0x7A},
850 {0x4048, 0x00},
851 {0x4049, 0x7A},
852 {0x4307, 0x30},
853 {0x4500, 0x58},
854 {0x4501, 0x04},
855 {0x4502, 0x40},
856 {0x4503, 0x10},
857 {0x4508, 0x55},
858 {0x4509, 0x55},
859 {0x450a, 0x02},
860 {0x450b, 0x00},
861 {0x4600, 0x00},
862 {0x4601, 0x40},
863 {0x4700, 0xa4},
864 {0x4800, 0x4c},
865 {0x4816, 0x53},
866 {0x481f, 0x40},
867 {0x4837, 0x13},
868 {0x5000, 0x56},
869 {0x5001, 0x01},
870 {0x5002, 0x28},
871 {0x5004, 0x0c},
872 {0x5006, 0x0c},
873 {0x5007, 0xe0},
874 {0x5008, 0x01},
875 {0x5009, 0xb0},
876 {0x5901, 0x00},
877 {0x5a01, 0x00},
878 {0x5a03, 0x00},
879 {0x5a04, 0x0c},
880 {0x5a05, 0xe0},
881 {0x5a06, 0x09},
882 {0x5a07, 0xb0},
883 {0x5a08, 0x06},
884 {0x5e00, 0x00},
885 {0x3734, 0x40},
886 {0x5b00, 0x01},
887 {0x5b01, 0x10},
888 {0x5b02, 0x01},
889 {0x5b03, 0xdb},
890 {0x3d8c, 0x71},
891 {0x3d8d, 0xea},
892 {0x4017, 0x10},
893 {0x3618, 0x2a},
894 {0x5780, 0x3e},
895 {0x5781, 0x0f},
896 {0x5782, 0x44},
897 {0x5783, 0x02},
898 {0x5784, 0x01},
899 {0x5785, 0x01},
900 {0x5786, 0x00},
901 {0x5787, 0x04},
902 {0x5788, 0x02},
903 {0x5789, 0x0f},
904 {0x578a, 0xfd},
905 {0x578b, 0xf5},
906 {0x578c, 0xf5},
907 {0x578d, 0x03},
908 {0x578e, 0x08},
909 {0x578f, 0x0c},
910 {0x5790, 0x08},
911 {0x5791, 0x06},
912 {0x5792, 0x00},
913 {0x5793, 0x52},
914 {0x5794, 0xa3},
Chiranjeevi Rapolu99cd1242017-08-25 01:20:55 -0300[diff] [blame]915 {0x3503, 0x00},
916 {0x5045, 0x05},
917 {0x4003, 0x40},
918 {0x5048, 0x40}
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]919};
920
921static const struct ov5670_reg mode_2560x1440_regs[] = {
922 {0x3000, 0x00},
923 {0x3002, 0x21},
924 {0x3005, 0xf0},
925 {0x3007, 0x00},
926 {0x3015, 0x0f},
927 {0x3018, 0x32},
928 {0x301a, 0xf0},
929 {0x301b, 0xf0},
930 {0x301c, 0xf0},
931 {0x301d, 0xf0},
932 {0x301e, 0xf0},
933 {0x3030, 0x00},
934 {0x3031, 0x0a},
935 {0x303c, 0xff},
936 {0x303e, 0xff},
937 {0x3040, 0xf0},
938 {0x3041, 0x00},
939 {0x3042, 0xf0},
940 {0x3106, 0x11},
941 {0x3500, 0x00},
942 {0x3501, 0x80},
943 {0x3502, 0x00},
944 {0x3503, 0x04},
945 {0x3504, 0x03},
946 {0x3505, 0x83},
947 {0x3508, 0x04},
948 {0x3509, 0x00},
949 {0x350e, 0x04},
950 {0x350f, 0x00},
951 {0x3510, 0x00},
952 {0x3511, 0x02},
953 {0x3512, 0x00},
954 {0x3601, 0xc8},
955 {0x3610, 0x88},
956 {0x3612, 0x48},
957 {0x3614, 0x5b},
958 {0x3615, 0x96},
959 {0x3621, 0xd0},
960 {0x3622, 0x00},
961 {0x3623, 0x00},
962 {0x3633, 0x13},
963 {0x3634, 0x13},
964 {0x3635, 0x13},
965 {0x3636, 0x13},
966 {0x3645, 0x13},
967 {0x3646, 0x82},
968 {0x3650, 0x00},
969 {0x3652, 0xff},
970 {0x3655, 0x20},
971 {0x3656, 0xff},
972 {0x365a, 0xff},
973 {0x365e, 0xff},
974 {0x3668, 0x00},
975 {0x366a, 0x07},
976 {0x366e, 0x10},
977 {0x366d, 0x00},
978 {0x366f, 0x80},
979 {0x3700, 0x28},
980 {0x3701, 0x10},
981 {0x3702, 0x3a},
982 {0x3703, 0x19},
983 {0x3704, 0x10},
984 {0x3705, 0x00},
985 {0x3706, 0x66},
986 {0x3707, 0x08},
987 {0x3708, 0x34},
988 {0x3709, 0x40},
989 {0x370a, 0x01},
990 {0x370b, 0x1b},
991 {0x3714, 0x24},
992 {0x371a, 0x3e},
993 {0x3733, 0x00},
994 {0x3734, 0x00},
995 {0x373a, 0x05},
996 {0x373b, 0x06},
997 {0x373c, 0x0a},
998 {0x373f, 0xa0},
999 {0x3755, 0x00},
1000 {0x3758, 0x00},
1001 {0x375b, 0x0e},
1002 {0x3766, 0x5f},
1003 {0x3768, 0x00},
1004 {0x3769, 0x22},
1005 {0x3773, 0x08},
1006 {0x3774, 0x1f},
1007 {0x3776, 0x06},
1008 {0x37a0, 0x88},
1009 {0x37a1, 0x5c},
1010 {0x37a7, 0x88},
1011 {0x37a8, 0x70},
1012 {0x37aa, 0x88},
1013 {0x37ab, 0x48},
1014 {0x37b3, 0x66},
1015 {0x37c2, 0x04},
1016 {0x37c5, 0x00},
1017 {0x37c8, 0x00},
1018 {0x3800, 0x00},
1019 {0x3801, 0x0c},
1020 {0x3802, 0x00},
1021 {0x3803, 0x04},
1022 {0x3804, 0x0a},
1023 {0x3805, 0x33},
1024 {0x3806, 0x07},
1025 {0x3807, 0xa3},
1026 {0x3808, 0x0a},
1027 {0x3809, 0x00},
1028 {0x380a, 0x05},
1029 {0x380b, 0xa0},
1030 {0x380c, 0x06},
1031 {0x380d, 0x90},
1032 {0x380e, 0x08},
1033 {0x380f, 0x08},
1034 {0x3811, 0x04},
1035 {0x3813, 0x02},
1036 {0x3814, 0x01},
1037 {0x3815, 0x01},
1038 {0x3816, 0x00},
1039 {0x3817, 0x00},
1040 {0x3818, 0x00},
1041 {0x3819, 0x00},
1042 {0x3820, 0x84},
1043 {0x3821, 0x46},
1044 {0x3822, 0x48},
1045 {0x3826, 0x00},
1046 {0x3827, 0x08},
1047 {0x382a, 0x01},
1048 {0x382b, 0x01},
1049 {0x3830, 0x08},
1050 {0x3836, 0x02},
1051 {0x3837, 0x00},
1052 {0x3838, 0x10},
1053 {0x3841, 0xff},
1054 {0x3846, 0x48},
1055 {0x3861, 0x00},
1056 {0x3862, 0x04},
1057 {0x3863, 0x06},
1058 {0x3a11, 0x01},
1059 {0x3a12, 0x78},
1060 {0x3b00, 0x00},
1061 {0x3b02, 0x00},
1062 {0x3b03, 0x00},
1063 {0x3b04, 0x00},
1064 {0x3b05, 0x00},
1065 {0x3c00, 0x89},
1066 {0x3c01, 0xab},
1067 {0x3c02, 0x01},
1068 {0x3c03, 0x00},
1069 {0x3c04, 0x00},
1070 {0x3c05, 0x03},
1071 {0x3c06, 0x00},
1072 {0x3c07, 0x05},
1073 {0x3c0c, 0x00},
1074 {0x3c0d, 0x00},
1075 {0x3c0e, 0x00},
1076 {0x3c0f, 0x00},
1077 {0x3c40, 0x00},
1078 {0x3c41, 0xa3},
1079 {0x3c43, 0x7d},
1080 {0x3c45, 0xd7},
1081 {0x3c47, 0xfc},
1082 {0x3c50, 0x05},
1083 {0x3c52, 0xaa},
1084 {0x3c54, 0x71},
1085 {0x3c56, 0x80},
1086 {0x3d85, 0x17},
1087 {0x3f03, 0x00},
1088 {0x3f0a, 0x00},
1089 {0x3f0b, 0x00},
1090 {0x4001, 0x60},
1091 {0x4009, 0x0d},
1092 {0x4020, 0x00},
1093 {0x4021, 0x00},
1094 {0x4022, 0x00},
1095 {0x4023, 0x00},
1096 {0x4024, 0x00},
1097 {0x4025, 0x00},
1098 {0x4026, 0x00},
1099 {0x4027, 0x00},
1100 {0x4028, 0x00},
1101 {0x4029, 0x00},
1102 {0x402a, 0x00},
1103 {0x402b, 0x00},
1104 {0x402c, 0x00},
1105 {0x402d, 0x00},
1106 {0x402e, 0x00},
1107 {0x402f, 0x00},
1108 {0x4040, 0x00},
1109 {0x4041, 0x03},
1110 {0x4042, 0x00},
1111 {0x4043, 0x7A},
1112 {0x4044, 0x00},
1113 {0x4045, 0x7A},
1114 {0x4046, 0x00},
1115 {0x4047, 0x7A},
1116 {0x4048, 0x00},
1117 {0x4049, 0x7A},
1118 {0x4307, 0x30},
1119 {0x4500, 0x58},
1120 {0x4501, 0x04},
1121 {0x4502, 0x40},
1122 {0x4503, 0x10},
1123 {0x4508, 0xaa},
1124 {0x4509, 0xaa},
1125 {0x450a, 0x00},
1126 {0x450b, 0x00},
1127 {0x4600, 0x01},
1128 {0x4601, 0x00},
1129 {0x4700, 0xa4},
1130 {0x4800, 0x4c},
1131 {0x4816, 0x53},
1132 {0x481f, 0x40},
1133 {0x4837, 0x13},
1134 {0x5000, 0x56},
1135 {0x5001, 0x01},
1136 {0x5002, 0x28},
1137 {0x5004, 0x0c},
1138 {0x5006, 0x0c},
1139 {0x5007, 0xe0},
1140 {0x5008, 0x01},
1141 {0x5009, 0xb0},
1142 {0x5901, 0x00},
1143 {0x5a01, 0x00},
1144 {0x5a03, 0x00},
1145 {0x5a04, 0x0c},
1146 {0x5a05, 0xe0},
1147 {0x5a06, 0x09},
1148 {0x5a07, 0xb0},
1149 {0x5a08, 0x06},
1150 {0x5e00, 0x00},
1151 {0x3734, 0x40},
1152 {0x5b00, 0x01},
1153 {0x5b01, 0x10},
1154 {0x5b02, 0x01},
1155 {0x5b03, 0xdb},
1156 {0x3d8c, 0x71},
1157 {0x3d8d, 0xea},
1158 {0x4017, 0x08},
1159 {0x3618, 0x2a},
1160 {0x5780, 0x3e},
1161 {0x5781, 0x0f},
1162 {0x5782, 0x44},
1163 {0x5783, 0x02},
1164 {0x5784, 0x01},
1165 {0x5785, 0x01},
1166 {0x5786, 0x00},
1167 {0x5787, 0x04},
1168 {0x5788, 0x02},
1169 {0x5789, 0x0f},
1170 {0x578a, 0xfd},
1171 {0x578b, 0xf5},
1172 {0x578c, 0xf5},
1173 {0x578d, 0x03},
1174 {0x578e, 0x08},
1175 {0x578f, 0x0c},
1176 {0x5790, 0x08},
1177 {0x5791, 0x06},
1178 {0x5792, 0x00},
1179 {0x5793, 0x52},
Chiranjeevi Rapolu99cd1242017-08-25 01:20:55 -0300[diff] [blame]1180 {0x5794, 0xa3},
1181 {0x5045, 0x05},
1182 {0x4003, 0x40},
1183 {0x5048, 0x40}
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1184};
1185
1186static const struct ov5670_reg mode_1280x720_regs[] = {
1187 {0x3000, 0x00},
1188 {0x3002, 0x21},
1189 {0x3005, 0xf0},
1190 {0x3007, 0x00},
1191 {0x3015, 0x0f},
1192 {0x3018, 0x32},
1193 {0x301a, 0xf0},
1194 {0x301b, 0xf0},
1195 {0x301c, 0xf0},
1196 {0x301d, 0xf0},
1197 {0x301e, 0xf0},
1198 {0x3030, 0x00},
1199 {0x3031, 0x0a},
1200 {0x303c, 0xff},
1201 {0x303e, 0xff},
1202 {0x3040, 0xf0},
1203 {0x3041, 0x00},
1204 {0x3042, 0xf0},
1205 {0x3106, 0x11},
1206 {0x3500, 0x00},
1207 {0x3501, 0x80},
1208 {0x3502, 0x00},
1209 {0x3503, 0x04},
1210 {0x3504, 0x03},
1211 {0x3505, 0x83},
1212 {0x3508, 0x04},
1213 {0x3509, 0x00},
1214 {0x350e, 0x04},
1215 {0x350f, 0x00},
1216 {0x3510, 0x00},
1217 {0x3511, 0x02},
1218 {0x3512, 0x00},
1219 {0x3601, 0xc8},
1220 {0x3610, 0x88},
1221 {0x3612, 0x48},
1222 {0x3614, 0x5b},
1223 {0x3615, 0x96},
1224 {0x3621, 0xd0},
1225 {0x3622, 0x00},
1226 {0x3623, 0x00},
1227 {0x3633, 0x13},
1228 {0x3634, 0x13},
1229 {0x3635, 0x13},
1230 {0x3636, 0x13},
1231 {0x3645, 0x13},
1232 {0x3646, 0x82},
1233 {0x3650, 0x00},
1234 {0x3652, 0xff},
1235 {0x3655, 0x20},
1236 {0x3656, 0xff},
1237 {0x365a, 0xff},
1238 {0x365e, 0xff},
1239 {0x3668, 0x00},
1240 {0x366a, 0x07},
1241 {0x366e, 0x08},
1242 {0x366d, 0x00},
1243 {0x366f, 0x80},
1244 {0x3700, 0x28},
1245 {0x3701, 0x10},
1246 {0x3702, 0x3a},
1247 {0x3703, 0x19},
1248 {0x3704, 0x10},
1249 {0x3705, 0x00},
1250 {0x3706, 0x66},
1251 {0x3707, 0x08},
1252 {0x3708, 0x34},
1253 {0x3709, 0x40},
1254 {0x370a, 0x01},
1255 {0x370b, 0x1b},
1256 {0x3714, 0x24},
1257 {0x371a, 0x3e},
1258 {0x3733, 0x00},
1259 {0x3734, 0x00},
1260 {0x373a, 0x05},
1261 {0x373b, 0x06},
1262 {0x373c, 0x0a},
1263 {0x373f, 0xa0},
1264 {0x3755, 0x00},
1265 {0x3758, 0x00},
1266 {0x375b, 0x0e},
1267 {0x3766, 0x5f},
1268 {0x3768, 0x00},
1269 {0x3769, 0x22},
1270 {0x3773, 0x08},
1271 {0x3774, 0x1f},
1272 {0x3776, 0x06},
1273 {0x37a0, 0x88},
1274 {0x37a1, 0x5c},
1275 {0x37a7, 0x88},
1276 {0x37a8, 0x70},
1277 {0x37aa, 0x88},
1278 {0x37ab, 0x48},
1279 {0x37b3, 0x66},
1280 {0x37c2, 0x04},
1281 {0x37c5, 0x00},
1282 {0x37c8, 0x00},
1283 {0x3800, 0x00},
1284 {0x3801, 0x0c},
1285 {0x3802, 0x00},
1286 {0x3803, 0x04},
1287 {0x3804, 0x0a},
1288 {0x3805, 0x33},
1289 {0x3806, 0x07},
1290 {0x3807, 0xa3},
1291 {0x3808, 0x05},
1292 {0x3809, 0x00},
1293 {0x380a, 0x02},
1294 {0x380b, 0xd0},
1295 {0x380c, 0x06},
1296 {0x380d, 0x90},
1297 {0x380e, 0x08},
1298 {0x380f, 0x08},
1299 {0x3811, 0x04},
1300 {0x3813, 0x02},
1301 {0x3814, 0x03},
1302 {0x3815, 0x01},
1303 {0x3816, 0x00},
1304 {0x3817, 0x00},
1305 {0x3818, 0x00},
1306 {0x3819, 0x00},
1307 {0x3820, 0x94},
1308 {0x3821, 0x47},
1309 {0x3822, 0x48},
1310 {0x3826, 0x00},
1311 {0x3827, 0x08},
1312 {0x382a, 0x03},
1313 {0x382b, 0x01},
1314 {0x3830, 0x08},
1315 {0x3836, 0x02},
1316 {0x3837, 0x00},
1317 {0x3838, 0x10},
1318 {0x3841, 0xff},
1319 {0x3846, 0x48},
1320 {0x3861, 0x00},
1321 {0x3862, 0x04},
1322 {0x3863, 0x06},
1323 {0x3a11, 0x01},
1324 {0x3a12, 0x78},
1325 {0x3b00, 0x00},
1326 {0x3b02, 0x00},
1327 {0x3b03, 0x00},
1328 {0x3b04, 0x00},
1329 {0x3b05, 0x00},
1330 {0x3c00, 0x89},
1331 {0x3c01, 0xab},
1332 {0x3c02, 0x01},
1333 {0x3c03, 0x00},
1334 {0x3c04, 0x00},
1335 {0x3c05, 0x03},
1336 {0x3c06, 0x00},
1337 {0x3c07, 0x05},
1338 {0x3c0c, 0x00},
1339 {0x3c0d, 0x00},
1340 {0x3c0e, 0x00},
1341 {0x3c0f, 0x00},
1342 {0x3c40, 0x00},
1343 {0x3c41, 0xa3},
1344 {0x3c43, 0x7d},
1345 {0x3c45, 0xd7},
1346 {0x3c47, 0xfc},
1347 {0x3c50, 0x05},
1348 {0x3c52, 0xaa},
1349 {0x3c54, 0x71},
1350 {0x3c56, 0x80},
1351 {0x3d85, 0x17},
1352 {0x3f03, 0x00},
1353 {0x3f0a, 0x00},
1354 {0x3f0b, 0x00},
1355 {0x4001, 0x60},
1356 {0x4009, 0x05},
1357 {0x4020, 0x00},
1358 {0x4021, 0x00},
1359 {0x4022, 0x00},
1360 {0x4023, 0x00},
1361 {0x4024, 0x00},
1362 {0x4025, 0x00},
1363 {0x4026, 0x00},
1364 {0x4027, 0x00},
1365 {0x4028, 0x00},
1366 {0x4029, 0x00},
1367 {0x402a, 0x00},
1368 {0x402b, 0x00},
1369 {0x402c, 0x00},
1370 {0x402d, 0x00},
1371 {0x402e, 0x00},
1372 {0x402f, 0x00},
1373 {0x4040, 0x00},
1374 {0x4041, 0x03},
1375 {0x4042, 0x00},
1376 {0x4043, 0x7A},
1377 {0x4044, 0x00},
1378 {0x4045, 0x7A},
1379 {0x4046, 0x00},
1380 {0x4047, 0x7A},
1381 {0x4048, 0x00},
1382 {0x4049, 0x7A},
1383 {0x4307, 0x30},
1384 {0x4500, 0x58},
1385 {0x4501, 0x04},
1386 {0x4502, 0x48},
1387 {0x4503, 0x10},
1388 {0x4508, 0x55},
1389 {0x4509, 0x55},
1390 {0x450a, 0x00},
1391 {0x450b, 0x00},
1392 {0x4600, 0x00},
1393 {0x4601, 0x80},
1394 {0x4700, 0xa4},
1395 {0x4800, 0x4c},
1396 {0x4816, 0x53},
1397 {0x481f, 0x40},
1398 {0x4837, 0x13},
1399 {0x5000, 0x56},
1400 {0x5001, 0x01},
1401 {0x5002, 0x28},
1402 {0x5004, 0x0c},
1403 {0x5006, 0x0c},
1404 {0x5007, 0xe0},
1405 {0x5008, 0x01},
1406 {0x5009, 0xb0},
1407 {0x5901, 0x00},
1408 {0x5a01, 0x00},
1409 {0x5a03, 0x00},
1410 {0x5a04, 0x0c},
1411 {0x5a05, 0xe0},
1412 {0x5a06, 0x09},
1413 {0x5a07, 0xb0},
1414 {0x5a08, 0x06},
1415 {0x5e00, 0x00},
1416 {0x3734, 0x40},
1417 {0x5b00, 0x01},
1418 {0x5b01, 0x10},
1419 {0x5b02, 0x01},
1420 {0x5b03, 0xdb},
1421 {0x3d8c, 0x71},
1422 {0x3d8d, 0xea},
1423 {0x4017, 0x10},
1424 {0x3618, 0x2a},
1425 {0x5780, 0x3e},
1426 {0x5781, 0x0f},
1427 {0x5782, 0x44},
1428 {0x5783, 0x02},
1429 {0x5784, 0x01},
1430 {0x5785, 0x01},
1431 {0x5786, 0x00},
1432 {0x5787, 0x04},
1433 {0x5788, 0x02},
1434 {0x5789, 0x0f},
1435 {0x578a, 0xfd},
1436 {0x578b, 0xf5},
1437 {0x578c, 0xf5},
1438 {0x578d, 0x03},
1439 {0x578e, 0x08},
1440 {0x578f, 0x0c},
1441 {0x5790, 0x08},
1442 {0x5791, 0x06},
1443 {0x5792, 0x00},
1444 {0x5793, 0x52},
1445 {0x5794, 0xa3},
Chiranjeevi Rapolu99cd1242017-08-25 01:20:55 -0300[diff] [blame]1446 {0x3503, 0x00},
1447 {0x5045, 0x05},
1448 {0x4003, 0x40},
1449 {0x5048, 0x40}
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1450};
1451
1452static const struct ov5670_reg mode_640x360_regs[] = {
1453 {0x3000, 0x00},
1454 {0x3002, 0x21},
1455 {0x3005, 0xf0},
1456 {0x3007, 0x00},
1457 {0x3015, 0x0f},
1458 {0x3018, 0x32},
1459 {0x301a, 0xf0},
1460 {0x301b, 0xf0},
1461 {0x301c, 0xf0},
1462 {0x301d, 0xf0},
1463 {0x301e, 0xf0},
1464 {0x3030, 0x00},
1465 {0x3031, 0x0a},
1466 {0x303c, 0xff},
1467 {0x303e, 0xff},
1468 {0x3040, 0xf0},
1469 {0x3041, 0x00},
1470 {0x3042, 0xf0},
1471 {0x3106, 0x11},
1472 {0x3500, 0x00},
1473 {0x3501, 0x80},
1474 {0x3502, 0x00},
1475 {0x3503, 0x04},
1476 {0x3504, 0x03},
1477 {0x3505, 0x83},
1478 {0x3508, 0x04},
1479 {0x3509, 0x00},
1480 {0x350e, 0x04},
1481 {0x350f, 0x00},
1482 {0x3510, 0x00},
1483 {0x3511, 0x02},
1484 {0x3512, 0x00},
1485 {0x3601, 0xc8},
1486 {0x3610, 0x88},
1487 {0x3612, 0x48},
1488 {0x3614, 0x5b},
1489 {0x3615, 0x96},
1490 {0x3621, 0xd0},
1491 {0x3622, 0x00},
1492 {0x3623, 0x04},
1493 {0x3633, 0x13},
1494 {0x3634, 0x13},
1495 {0x3635, 0x13},
1496 {0x3636, 0x13},
1497 {0x3645, 0x13},
1498 {0x3646, 0x82},
1499 {0x3650, 0x00},
1500 {0x3652, 0xff},
1501 {0x3655, 0x20},
1502 {0x3656, 0xff},
1503 {0x365a, 0xff},
1504 {0x365e, 0xff},
1505 {0x3668, 0x00},
1506 {0x366a, 0x07},
1507 {0x366e, 0x08},
1508 {0x366d, 0x00},
1509 {0x366f, 0x80},
1510 {0x3700, 0x28},
1511 {0x3701, 0x10},
1512 {0x3702, 0x3a},
1513 {0x3703, 0x19},
1514 {0x3704, 0x10},
1515 {0x3705, 0x00},
1516 {0x3706, 0x66},
1517 {0x3707, 0x08},
1518 {0x3708, 0x34},
1519 {0x3709, 0x40},
1520 {0x370a, 0x01},
1521 {0x370b, 0x1b},
1522 {0x3714, 0x24},
1523 {0x371a, 0x3e},
1524 {0x3733, 0x00},
1525 {0x3734, 0x00},
1526 {0x373a, 0x05},
1527 {0x373b, 0x06},
1528 {0x373c, 0x0a},
1529 {0x373f, 0xa0},
1530 {0x3755, 0x00},
1531 {0x3758, 0x00},
1532 {0x375b, 0x0e},
1533 {0x3766, 0x5f},
1534 {0x3768, 0x00},
1535 {0x3769, 0x22},
1536 {0x3773, 0x08},
1537 {0x3774, 0x1f},
1538 {0x3776, 0x06},
1539 {0x37a0, 0x88},
1540 {0x37a1, 0x5c},
1541 {0x37a7, 0x88},
1542 {0x37a8, 0x70},
1543 {0x37aa, 0x88},
1544 {0x37ab, 0x48},
1545 {0x37b3, 0x66},
1546 {0x37c2, 0x04},
1547 {0x37c5, 0x00},
1548 {0x37c8, 0x00},
1549 {0x3800, 0x00},
1550 {0x3801, 0x0c},
1551 {0x3802, 0x00},
1552 {0x3803, 0x04},
1553 {0x3804, 0x0a},
1554 {0x3805, 0x33},
1555 {0x3806, 0x07},
1556 {0x3807, 0xa3},
1557 {0x3808, 0x02},
1558 {0x3809, 0x80},
1559 {0x380a, 0x01},
1560 {0x380b, 0x68},
1561 {0x380c, 0x06},
1562 {0x380d, 0x90},
1563 {0x380e, 0x08},
1564 {0x380f, 0x08},
1565 {0x3811, 0x04},
1566 {0x3813, 0x02},
1567 {0x3814, 0x07},
1568 {0x3815, 0x01},
1569 {0x3816, 0x00},
1570 {0x3817, 0x00},
1571 {0x3818, 0x00},
1572 {0x3819, 0x00},
1573 {0x3820, 0x94},
1574 {0x3821, 0xc6},
1575 {0x3822, 0x48},
1576 {0x3826, 0x00},
1577 {0x3827, 0x08},
1578 {0x382a, 0x07},
1579 {0x382b, 0x01},
1580 {0x3830, 0x08},
1581 {0x3836, 0x02},
1582 {0x3837, 0x00},
1583 {0x3838, 0x10},
1584 {0x3841, 0xff},
1585 {0x3846, 0x48},
1586 {0x3861, 0x00},
1587 {0x3862, 0x04},
1588 {0x3863, 0x06},
1589 {0x3a11, 0x01},
1590 {0x3a12, 0x78},
1591 {0x3b00, 0x00},
1592 {0x3b02, 0x00},
1593 {0x3b03, 0x00},
1594 {0x3b04, 0x00},
1595 {0x3b05, 0x00},
1596 {0x3c00, 0x89},
1597 {0x3c01, 0xab},
1598 {0x3c02, 0x01},
1599 {0x3c03, 0x00},
1600 {0x3c04, 0x00},
1601 {0x3c05, 0x03},
1602 {0x3c06, 0x00},
1603 {0x3c07, 0x05},
1604 {0x3c0c, 0x00},
1605 {0x3c0d, 0x00},
1606 {0x3c0e, 0x00},
1607 {0x3c0f, 0x00},
1608 {0x3c40, 0x00},
1609 {0x3c41, 0xa3},
1610 {0x3c43, 0x7d},
1611 {0x3c45, 0xd7},
1612 {0x3c47, 0xfc},
1613 {0x3c50, 0x05},
1614 {0x3c52, 0xaa},
1615 {0x3c54, 0x71},
1616 {0x3c56, 0x80},
1617 {0x3d85, 0x17},
1618 {0x3f03, 0x00},
1619 {0x3f0a, 0x00},
1620 {0x3f0b, 0x00},
1621 {0x4001, 0x60},
1622 {0x4009, 0x05},
1623 {0x4020, 0x00},
1624 {0x4021, 0x00},
1625 {0x4022, 0x00},
1626 {0x4023, 0x00},
1627 {0x4024, 0x00},
1628 {0x4025, 0x00},
1629 {0x4026, 0x00},
1630 {0x4027, 0x00},
1631 {0x4028, 0x00},
1632 {0x4029, 0x00},
1633 {0x402a, 0x00},
1634 {0x402b, 0x00},
1635 {0x402c, 0x00},
1636 {0x402d, 0x00},
1637 {0x402e, 0x00},
1638 {0x402f, 0x00},
1639 {0x4040, 0x00},
1640 {0x4041, 0x03},
1641 {0x4042, 0x00},
1642 {0x4043, 0x7A},
1643 {0x4044, 0x00},
1644 {0x4045, 0x7A},
1645 {0x4046, 0x00},
1646 {0x4047, 0x7A},
1647 {0x4048, 0x00},
1648 {0x4049, 0x7A},
1649 {0x4307, 0x30},
1650 {0x4500, 0x58},
1651 {0x4501, 0x04},
1652 {0x4502, 0x40},
1653 {0x4503, 0x10},
1654 {0x4508, 0x55},
1655 {0x4509, 0x55},
1656 {0x450a, 0x02},
1657 {0x450b, 0x00},
1658 {0x4600, 0x00},
1659 {0x4601, 0x40},
1660 {0x4700, 0xa4},
1661 {0x4800, 0x4c},
1662 {0x4816, 0x53},
1663 {0x481f, 0x40},
1664 {0x4837, 0x13},
1665 {0x5000, 0x56},
1666 {0x5001, 0x01},
1667 {0x5002, 0x28},
1668 {0x5004, 0x0c},
1669 {0x5006, 0x0c},
1670 {0x5007, 0xe0},
1671 {0x5008, 0x01},
1672 {0x5009, 0xb0},
1673 {0x5901, 0x00},
1674 {0x5a01, 0x00},
1675 {0x5a03, 0x00},
1676 {0x5a04, 0x0c},
1677 {0x5a05, 0xe0},
1678 {0x5a06, 0x09},
1679 {0x5a07, 0xb0},
1680 {0x5a08, 0x06},
1681 {0x5e00, 0x00},
1682 {0x3734, 0x40},
1683 {0x5b00, 0x01},
1684 {0x5b01, 0x10},
1685 {0x5b02, 0x01},
1686 {0x5b03, 0xdb},
1687 {0x3d8c, 0x71},
1688 {0x3d8d, 0xea},
1689 {0x4017, 0x10},
1690 {0x3618, 0x2a},
1691 {0x5780, 0x3e},
1692 {0x5781, 0x0f},
1693 {0x5782, 0x44},
1694 {0x5783, 0x02},
1695 {0x5784, 0x01},
1696 {0x5785, 0x01},
1697 {0x5786, 0x00},
1698 {0x5787, 0x04},
1699 {0x5788, 0x02},
1700 {0x5789, 0x0f},
1701 {0x578a, 0xfd},
1702 {0x578b, 0xf5},
1703 {0x578c, 0xf5},
1704 {0x578d, 0x03},
1705 {0x578e, 0x08},
1706 {0x578f, 0x0c},
1707 {0x5790, 0x08},
1708 {0x5791, 0x06},
1709 {0x5792, 0x00},
1710 {0x5793, 0x52},
1711 {0x5794, 0xa3},
Chiranjeevi Rapolu99cd1242017-08-25 01:20:55 -0300[diff] [blame]1712 {0x3503, 0x00},
1713 {0x5045, 0x05},
1714 {0x4003, 0x40},
1715 {0x5048, 0x40}
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1716};
1717
1718static const char * const ov5670_test_pattern_menu[] = {
1719 "Disabled",
1720 "Vertical Color Bar Type 1",
1721};
1722
1723/* Supported link frequencies */
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1724#define OV5670_LINK_FREQ_422MHZ 422400000
1725#define OV5670_LINK_FREQ_422MHZ_INDEX 0
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1726static const struct ov5670_link_freq_config link_freq_configs[] = {
1727 {
1728 /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1729 .pixel_rate = (OV5670_LINK_FREQ_422MHZ * 2 * 2) / 10,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1730 .reg_list = {
1731 .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps),
1732 .regs = mipi_data_rate_840mbps,
1733 }
1734 }
1735};
1736
1737static const s64 link_freq_menu_items[] = {
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1738 OV5670_LINK_FREQ_422MHZ
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1739};
1740
1741/*
1742 * OV5670 sensor supports following resolutions with full FOV:
1743 * 4:3 ==> {2592x1944, 1296x972, 648x486}
1744 * 16:9 ==> {2560x1440, 1280x720, 640x360}
1745 */
1746static const struct ov5670_mode supported_modes[] = {
1747 {
1748 .width = 2592,
1749 .height = 1944,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]1750 .vts_def = OV5670_VTS_30FPS,
1751 .vts_min = OV5670_VTS_30FPS,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1752 .reg_list = {
1753 .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs),
1754 .regs = mode_2592x1944_regs,
1755 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1756 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1757 },
1758 {
1759 .width = 1296,
1760 .height = 972,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]1761 .vts_def = OV5670_VTS_30FPS,
1762 .vts_min = 996,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1763 .reg_list = {
1764 .num_of_regs = ARRAY_SIZE(mode_1296x972_regs),
1765 .regs = mode_1296x972_regs,
1766 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1767 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1768 },
1769 {
1770 .width = 648,
1771 .height = 486,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]1772 .vts_def = OV5670_VTS_30FPS,
1773 .vts_min = 516,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1774 .reg_list = {
1775 .num_of_regs = ARRAY_SIZE(mode_648x486_regs),
1776 .regs = mode_648x486_regs,
1777 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1778 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1779 },
1780 {
1781 .width = 2560,
1782 .height = 1440,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]1783 .vts_def = OV5670_VTS_30FPS,
1784 .vts_min = OV5670_VTS_30FPS,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1785 .reg_list = {
1786 .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs),
1787 .regs = mode_2560x1440_regs,
1788 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1789 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1790 },
1791 {
1792 .width = 1280,
1793 .height = 720,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]1794 .vts_def = OV5670_VTS_30FPS,
1795 .vts_min = 1020,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1796 .reg_list = {
1797 .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
1798 .regs = mode_1280x720_regs,
1799 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1800 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1801 },
1802 {
1803 .width = 640,
1804 .height = 360,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]1805 .vts_def = OV5670_VTS_30FPS,
1806 .vts_min = 510,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1807 .reg_list = {
1808 .num_of_regs = ARRAY_SIZE(mode_640x360_regs),
1809 .regs = mode_640x360_regs,
1810 },
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]1811 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1812 }
1813};
1814
1815struct ov5670 {
1816 struct v4l2_subdev sd;
1817 struct media_pad pad;
1818
1819 struct v4l2_ctrl_handler ctrl_handler;
1820 /* V4L2 Controls */
1821 struct v4l2_ctrl *link_freq;
1822 struct v4l2_ctrl *pixel_rate;
1823 struct v4l2_ctrl *vblank;
1824 struct v4l2_ctrl *hblank;
1825 struct v4l2_ctrl *exposure;
1826
1827 /* Current mode */
1828 const struct ov5670_mode *cur_mode;
1829
1830 /* To serialize asynchronus callbacks */
1831 struct mutex mutex;
1832
1833 /* Streaming on/off */
1834 bool streaming;
1835};
1836
1837#define to_ov5670(_sd) container_of(_sd, struct ov5670, sd)
1838
1839/* Read registers up to 4 at a time */
1840static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1841 u32 *val)
1842{
1843 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1844 struct i2c_msg msgs[2];
1845 u8 *data_be_p;
Mauro Carvalho Chehabbaa6f192018-03-22 13:44:33 -0400[diff] [blame]1846 __be32 data_be = 0;
1847 __be16 reg_addr_be = cpu_to_be16(reg);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1848 int ret;
1849
1850 if (len > 4)
1851 return -EINVAL;
1852
1853 data_be_p = (u8 *)&data_be;
1854 /* Write register address */
1855 msgs[0].addr = client->addr;
1856 msgs[0].flags = 0;
1857 msgs[0].len = 2;
1858 msgs[0].buf = (u8 *)&reg_addr_be;
1859
1860 /* Read data from register */
1861 msgs[1].addr = client->addr;
1862 msgs[1].flags = I2C_M_RD;
1863 msgs[1].len = len;
1864 msgs[1].buf = &data_be_p[4 - len];
1865
1866 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
1867 if (ret != ARRAY_SIZE(msgs))
1868 return -EIO;
1869
1870 *val = be32_to_cpu(data_be);
1871
1872 return 0;
1873}
1874
1875/* Write registers up to 4 at a time */
1876static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1877 u32 val)
1878{
1879 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1880 int buf_i;
1881 int val_i;
1882 u8 buf[6];
1883 u8 *val_p;
Mauro Carvalho Chehabbaa6f192018-03-22 13:44:33 -0400[diff] [blame]1884 __be32 tmp;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1885
1886 if (len > 4)
1887 return -EINVAL;
1888
1889 buf[0] = reg >> 8;
1890 buf[1] = reg & 0xff;
1891
Mauro Carvalho Chehabbaa6f192018-03-22 13:44:33 -0400[diff] [blame]1892 tmp = cpu_to_be32(val);
1893 val_p = (u8 *)&tmp;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]1894 buf_i = 2;
1895 val_i = 4 - len;
1896
1897 while (val_i < 4)
1898 buf[buf_i++] = val_p[val_i++];
1899
1900 if (i2c_master_send(client, buf, len + 2) != len + 2)
1901 return -EIO;
1902
1903 return 0;
1904}
1905
1906/* Write a list of registers */
1907static int ov5670_write_regs(struct ov5670 *ov5670,
1908 const struct ov5670_reg *regs, unsigned int len)
1909{
1910 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1911 unsigned int i;
1912 int ret;
1913
1914 for (i = 0; i < len; i++) {
1915 ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val);
1916 if (ret) {
1917 dev_err_ratelimited(
1918 &client->dev,
1919 "Failed to write reg 0x%4.4x. error = %d\n",
1920 regs[i].address, ret);
1921
1922 return ret;
1923 }
1924 }
1925
1926 return 0;
1927}
1928
1929static int ov5670_write_reg_list(struct ov5670 *ov5670,
1930 const struct ov5670_reg_list *r_list)
1931{
1932 return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs);
1933}
1934
1935/* Open sub-device */
1936static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
1937{
1938 struct ov5670 *ov5670 = to_ov5670(sd);
1939 struct v4l2_mbus_framefmt *try_fmt =
1940 v4l2_subdev_get_try_format(sd, fh->pad, 0);
1941
1942 mutex_lock(&ov5670->mutex);
1943
1944 /* Initialize try_fmt */
1945 try_fmt->width = ov5670->cur_mode->width;
1946 try_fmt->height = ov5670->cur_mode->height;
1947 try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
1948 try_fmt->field = V4L2_FIELD_NONE;
1949
1950 /* No crop or compose */
1951 mutex_unlock(&ov5670->mutex);
1952
1953 return 0;
1954}
1955
1956static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain)
1957{
1958 int ret;
1959
1960 ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN,
1961 OV5670_REG_VALUE_16BIT, d_gain);
1962 if (ret)
1963 return ret;
1964
1965 ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN,
1966 OV5670_REG_VALUE_16BIT, d_gain);
1967 if (ret)
1968 return ret;
1969
1970 return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN,
1971 OV5670_REG_VALUE_16BIT, d_gain);
1972}
1973
1974static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern)
1975{
1976 u32 val;
1977 int ret;
1978
1979 /* Set the bayer order that we support */
1980 ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL,
1981 OV5670_REG_VALUE_08BIT, 0);
1982 if (ret)
1983 return ret;
1984
1985 ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN,
1986 OV5670_REG_VALUE_08BIT, &val);
1987 if (ret)
1988 return ret;
1989
1990 if (pattern)
1991 val |= OV5670_TEST_PATTERN_ENABLE;
1992 else
1993 val &= ~OV5670_TEST_PATTERN_ENABLE;
1994
1995 return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN,
1996 OV5670_REG_VALUE_08BIT, val);
1997}
1998
1999/* Initialize control handlers */
2000static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl)
2001{
2002 struct ov5670 *ov5670 = container_of(ctrl->handler,
2003 struct ov5670, ctrl_handler);
2004 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2005 s64 max;
2006 int ret = 0;
2007
2008 /* Propagate change of current control to all related controls */
2009 switch (ctrl->id) {
2010 case V4L2_CID_VBLANK:
2011 /* Update max exposure while meeting expected vblanking */
2012 max = ov5670->cur_mode->height + ctrl->val - 8;
2013 __v4l2_ctrl_modify_range(ov5670->exposure,
2014 ov5670->exposure->minimum, max,
2015 ov5670->exposure->step, max);
2016 break;
2017 }
2018
2019 /* V4L2 controls values will be applied only when power is already up */
Sakari Ailus4d471562018-07-30 07:44:43 -0400[diff] [blame]2020 if (!pm_runtime_get_if_in_use(&client->dev))
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2021 return 0;
2022
2023 switch (ctrl->id) {
2024 case V4L2_CID_ANALOGUE_GAIN:
2025 ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN,
2026 OV5670_REG_VALUE_16BIT, ctrl->val);
2027 break;
2028 case V4L2_CID_DIGITAL_GAIN:
2029 ret = ov5670_update_digital_gain(ov5670, ctrl->val);
2030 break;
2031 case V4L2_CID_EXPOSURE:
2032 /* 4 least significant bits of expsoure are fractional part */
2033 ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE,
2034 OV5670_REG_VALUE_24BIT, ctrl->val << 4);
2035 break;
2036 case V4L2_CID_VBLANK:
2037 /* Update VTS that meets expected vertical blanking */
2038 ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
2039 OV5670_REG_VALUE_16BIT,
2040 ov5670->cur_mode->height + ctrl->val);
2041 break;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2042 case V4L2_CID_TEST_PATTERN:
2043 ret = ov5670_enable_test_pattern(ov5670, ctrl->val);
2044 break;
2045 default:
2046 dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
2047 __func__, ctrl->id, ctrl->val);
2048 break;
kbuild test robot05ad2b62017-06-14 09:47:15 -0400[diff] [blame]2049 }
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2050
2051 pm_runtime_put(&client->dev);
2052
2053 return ret;
2054}
2055
2056static const struct v4l2_ctrl_ops ov5670_ctrl_ops = {
2057 .s_ctrl = ov5670_set_ctrl,
2058};
2059
2060/* Initialize control handlers */
2061static int ov5670_init_controls(struct ov5670 *ov5670)
2062{
Jacopo Mondieba08022020-05-09 11:04:53 +0200[diff] [blame]2063 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2064 struct v4l2_fwnode_device_properties props;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2065 struct v4l2_ctrl_handler *ctrl_hdlr;
2066 s64 vblank_max;
2067 s64 vblank_def;
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]2068 s64 vblank_min;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2069 s64 exposure_max;
2070 int ret;
2071
2072 ctrl_hdlr = &ov5670->ctrl_handler;
Jacopo Mondieba08022020-05-09 11:04:53 +0200[diff] [blame]2073 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 10);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2074 if (ret)
2075 return ret;
2076
2077 ctrl_hdlr->lock = &ov5670->mutex;
2078 ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
2079 &ov5670_ctrl_ops,
2080 V4L2_CID_LINK_FREQ,
2081 0, 0, link_freq_menu_items);
2082 if (ov5670->link_freq)
2083 ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2084
2085 /* By default, V4L2_CID_PIXEL_RATE is read only */
2086 ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
Jacopo Mondidc1eb7c2020-12-21 18:52:20 +0100[diff] [blame]2087 V4L2_CID_PIXEL_RATE,
2088 link_freq_configs[0].pixel_rate,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2089 link_freq_configs[0].pixel_rate,
2090 1,
2091 link_freq_configs[0].pixel_rate);
2092
2093 vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height;
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]2094 vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height;
2095 vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2096 ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]2097 V4L2_CID_VBLANK, vblank_min,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2098 vblank_max, 1, vblank_def);
2099
2100 ov5670->hblank = v4l2_ctrl_new_std(
2101 ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK,
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]2102 OV5670_FIXED_PPL - ov5670->cur_mode->width,
2103 OV5670_FIXED_PPL - ov5670->cur_mode->width, 1,
2104 OV5670_FIXED_PPL - ov5670->cur_mode->width);
2105 if (ov5670->hblank)
2106 ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2107
2108 /* Get min, max, step, default from sensor */
2109 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
2110 ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
2111 ANALOG_GAIN_DEFAULT);
2112
2113 /* Digital gain */
2114 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN,
2115 OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX,
2116 OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT);
2117
2118 /* Get min, max, step, default from sensor */
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]2119 exposure_max = ov5670->cur_mode->vts_def - 8;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2120 ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2121 V4L2_CID_EXPOSURE,
2122 OV5670_EXPOSURE_MIN,
2123 exposure_max, OV5670_EXPOSURE_STEP,
2124 exposure_max);
2125
2126 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops,
2127 V4L2_CID_TEST_PATTERN,
2128 ARRAY_SIZE(ov5670_test_pattern_menu) - 1,
2129 0, 0, ov5670_test_pattern_menu);
2130
2131 if (ctrl_hdlr->error) {
2132 ret = ctrl_hdlr->error;
2133 goto error;
2134 }
2135
Jacopo Mondieba08022020-05-09 11:04:53 +0200[diff] [blame]2136 ret = v4l2_fwnode_device_parse(&client->dev, &props);
2137 if (ret)
2138 goto error;
2139
2140 ret = v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov5670_ctrl_ops,
2141 &props);
2142 if (ret)
2143 goto error;
2144
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2145 ov5670->sd.ctrl_handler = ctrl_hdlr;
2146
2147 return 0;
2148
2149error:
2150 v4l2_ctrl_handler_free(ctrl_hdlr);
2151
2152 return ret;
2153}
2154
2155static int ov5670_enum_mbus_code(struct v4l2_subdev *sd,
2156 struct v4l2_subdev_pad_config *cfg,
2157 struct v4l2_subdev_mbus_code_enum *code)
2158{
2159 /* Only one bayer order GRBG is supported */
2160 if (code->index > 0)
2161 return -EINVAL;
2162
2163 code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
2164
2165 return 0;
2166}
2167
2168static int ov5670_enum_frame_size(struct v4l2_subdev *sd,
2169 struct v4l2_subdev_pad_config *cfg,
2170 struct v4l2_subdev_frame_size_enum *fse)
2171{
2172 if (fse->index >= ARRAY_SIZE(supported_modes))
2173 return -EINVAL;
2174
2175 if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
2176 return -EINVAL;
2177
2178 fse->min_width = supported_modes[fse->index].width;
2179 fse->max_width = fse->min_width;
2180 fse->min_height = supported_modes[fse->index].height;
2181 fse->max_height = fse->min_height;
2182
2183 return 0;
2184}
2185
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2186static void ov5670_update_pad_format(const struct ov5670_mode *mode,
2187 struct v4l2_subdev_format *fmt)
2188{
2189 fmt->format.width = mode->width;
2190 fmt->format.height = mode->height;
2191 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2192 fmt->format.field = V4L2_FIELD_NONE;
2193}
2194
2195static int ov5670_do_get_pad_format(struct ov5670 *ov5670,
2196 struct v4l2_subdev_pad_config *cfg,
2197 struct v4l2_subdev_format *fmt)
2198{
2199 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
2200 fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg,
2201 fmt->pad);
2202 else
2203 ov5670_update_pad_format(ov5670->cur_mode, fmt);
2204
2205 return 0;
2206}
2207
2208static int ov5670_get_pad_format(struct v4l2_subdev *sd,
2209 struct v4l2_subdev_pad_config *cfg,
2210 struct v4l2_subdev_format *fmt)
2211{
2212 struct ov5670 *ov5670 = to_ov5670(sd);
2213 int ret;
2214
2215 mutex_lock(&ov5670->mutex);
2216 ret = ov5670_do_get_pad_format(ov5670, cfg, fmt);
2217 mutex_unlock(&ov5670->mutex);
2218
2219 return ret;
2220}
2221
2222static int ov5670_set_pad_format(struct v4l2_subdev *sd,
2223 struct v4l2_subdev_pad_config *cfg,
2224 struct v4l2_subdev_format *fmt)
2225{
2226 struct ov5670 *ov5670 = to_ov5670(sd);
2227 const struct ov5670_mode *mode;
2228 s32 vblank_def;
2229 s32 h_blank;
2230
2231 mutex_lock(&ov5670->mutex);
2232
2233 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2234
Sakari Ailusd2dc57b2018-03-21 16:29:27 -0400[diff] [blame]2235 mode = v4l2_find_nearest_size(supported_modes,
2236 ARRAY_SIZE(supported_modes),
2237 width, height,
Sakari Ailus894de532018-02-08 06:25:20 -0500[diff] [blame]2238 fmt->format.width, fmt->format.height);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2239 ov5670_update_pad_format(mode, fmt);
2240 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
2241 *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
2242 } else {
2243 ov5670->cur_mode = mode;
2244 __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index);
2245 __v4l2_ctrl_s_ctrl_int64(
2246 ov5670->pixel_rate,
2247 link_freq_configs[mode->link_freq_index].pixel_rate);
2248 /* Update limits and set FPS to default */
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]2249 vblank_def = ov5670->cur_mode->vts_def -
2250 ov5670->cur_mode->height;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2251 __v4l2_ctrl_modify_range(
Chiranjeevi Rapolued351ad2017-08-17 18:15:48 -0400[diff] [blame]2252 ov5670->vblank,
2253 ov5670->cur_mode->vts_min - ov5670->cur_mode->height,
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2254 OV5670_VTS_MAX - ov5670->cur_mode->height, 1,
2255 vblank_def);
2256 __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def);
Chiranjeevi Rapoluf1425382017-08-09 17:59:48 -0400[diff] [blame]2257 h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2258 __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1,
2259 h_blank);
2260 }
2261
2262 mutex_unlock(&ov5670->mutex);
2263
2264 return 0;
2265}
2266
2267static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames)
2268{
2269 *frames = OV5670_NUM_OF_SKIP_FRAMES;
2270
2271 return 0;
2272}
2273
2274/* Prepare streaming by writing default values and customized values */
2275static int ov5670_start_streaming(struct ov5670 *ov5670)
2276{
2277 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2278 const struct ov5670_reg_list *reg_list;
2279 int link_freq_index;
2280 int ret;
2281
2282 /* Get out of from software reset */
2283 ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST,
2284 OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST);
2285 if (ret) {
2286 dev_err(&client->dev, "%s failed to set powerup registers\n",
2287 __func__);
2288 return ret;
2289 }
2290
2291 /* Setup PLL */
2292 link_freq_index = ov5670->cur_mode->link_freq_index;
2293 reg_list = &link_freq_configs[link_freq_index].reg_list;
2294 ret = ov5670_write_reg_list(ov5670, reg_list);
2295 if (ret) {
2296 dev_err(&client->dev, "%s failed to set plls\n", __func__);
2297 return ret;
2298 }
2299
2300 /* Apply default values of current mode */
2301 reg_list = &ov5670->cur_mode->reg_list;
2302 ret = ov5670_write_reg_list(ov5670, reg_list);
2303 if (ret) {
2304 dev_err(&client->dev, "%s failed to set mode\n", __func__);
2305 return ret;
2306 }
2307
2308 ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
2309 if (ret)
2310 return ret;
2311
2312 /* Write stream on list */
2313 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2314 OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING);
2315 if (ret) {
2316 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2317 return ret;
2318 }
2319
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2320 return 0;
2321}
2322
2323static int ov5670_stop_streaming(struct ov5670 *ov5670)
2324{
2325 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2326 int ret;
2327
2328 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2329 OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY);
2330 if (ret)
2331 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2332
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2333 /* Return success even if it was an error, as there is nothing the
2334 * caller can do about it.
2335 */
2336 return 0;
2337}
2338
2339static int ov5670_set_stream(struct v4l2_subdev *sd, int enable)
2340{
2341 struct ov5670 *ov5670 = to_ov5670(sd);
2342 struct i2c_client *client = v4l2_get_subdevdata(sd);
2343 int ret = 0;
2344
2345 mutex_lock(&ov5670->mutex);
2346 if (ov5670->streaming == enable)
2347 goto unlock_and_return;
2348
2349 if (enable) {
2350 ret = pm_runtime_get_sync(&client->dev);
2351 if (ret < 0) {
2352 pm_runtime_put_noidle(&client->dev);
2353 goto unlock_and_return;
2354 }
2355
2356 ret = ov5670_start_streaming(ov5670);
2357 if (ret)
2358 goto error;
2359 } else {
2360 ret = ov5670_stop_streaming(ov5670);
2361 pm_runtime_put(&client->dev);
2362 }
Chiranjeevi Rapolu3eefbc62017-09-01 19:08:31 -0300[diff] [blame]2363 ov5670->streaming = enable;
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2364 goto unlock_and_return;
2365
2366error:
2367 pm_runtime_put(&client->dev);
2368
2369unlock_and_return:
2370 mutex_unlock(&ov5670->mutex);
2371
2372 return ret;
2373}
2374
2375static int __maybe_unused ov5670_suspend(struct device *dev)
2376{
Krzysztof Kozlowskibf396552020-09-21 18:23:36 +0200[diff] [blame]2377 struct v4l2_subdev *sd = dev_get_drvdata(dev);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2378 struct ov5670 *ov5670 = to_ov5670(sd);
2379
2380 if (ov5670->streaming)
2381 ov5670_stop_streaming(ov5670);
2382
2383 return 0;
2384}
2385
2386static int __maybe_unused ov5670_resume(struct device *dev)
2387{
Krzysztof Kozlowskibf396552020-09-21 18:23:36 +0200[diff] [blame]2388 struct v4l2_subdev *sd = dev_get_drvdata(dev);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2389 struct ov5670 *ov5670 = to_ov5670(sd);
2390 int ret;
2391
2392 if (ov5670->streaming) {
2393 ret = ov5670_start_streaming(ov5670);
2394 if (ret) {
2395 ov5670_stop_streaming(ov5670);
2396 return ret;
2397 }
2398 }
2399
2400 return 0;
2401}
2402
2403/* Verify chip ID */
2404static int ov5670_identify_module(struct ov5670 *ov5670)
2405{
2406 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2407 int ret;
2408 u32 val;
2409
2410 ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID,
2411 OV5670_REG_VALUE_24BIT, &val);
2412 if (ret)
2413 return ret;
2414
2415 if (val != OV5670_CHIP_ID) {
2416 dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
2417 OV5670_CHIP_ID, val);
2418 return -ENXIO;
2419 }
2420
2421 return 0;
2422}
2423
2424static const struct v4l2_subdev_video_ops ov5670_video_ops = {
2425 .s_stream = ov5670_set_stream,
2426};
2427
2428static const struct v4l2_subdev_pad_ops ov5670_pad_ops = {
2429 .enum_mbus_code = ov5670_enum_mbus_code,
2430 .get_fmt = ov5670_get_pad_format,
2431 .set_fmt = ov5670_set_pad_format,
2432 .enum_frame_size = ov5670_enum_frame_size,
2433};
2434
2435static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
2436 .g_skip_frames = ov5670_get_skip_frames,
2437};
2438
2439static const struct v4l2_subdev_ops ov5670_subdev_ops = {
2440 .video = &ov5670_video_ops,
2441 .pad = &ov5670_pad_ops,
2442 .sensor = &ov5670_sensor_ops,
2443};
2444
2445static const struct media_entity_operations ov5670_subdev_entity_ops = {
2446 .link_validate = v4l2_subdev_link_validate,
2447};
2448
2449static const struct v4l2_subdev_internal_ops ov5670_internal_ops = {
2450 .open = ov5670_open,
2451};
2452
2453static int ov5670_probe(struct i2c_client *client)
2454{
2455 struct ov5670 *ov5670;
2456 const char *err_msg;
2457 u32 input_clk = 0;
2458 int ret;
2459
2460 device_property_read_u32(&client->dev, "clock-frequency", &input_clk);
2461 if (input_clk != 19200000)
2462 return -EINVAL;
2463
2464 ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
2465 if (!ov5670) {
2466 ret = -ENOMEM;
2467 err_msg = "devm_kzalloc() error";
2468 goto error_print;
2469 }
2470
2471 /* Initialize subdev */
2472 v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops);
2473
2474 /* Check module identity */
2475 ret = ov5670_identify_module(ov5670);
2476 if (ret) {
2477 err_msg = "ov5670_identify_module() error";
2478 goto error_print;
2479 }
2480
2481 mutex_init(&ov5670->mutex);
2482
2483 /* Set default mode to max resolution */
2484 ov5670->cur_mode = &supported_modes[0];
2485
2486 ret = ov5670_init_controls(ov5670);
2487 if (ret) {
2488 err_msg = "ov5670_init_controls() error";
2489 goto error_mutex_destroy;
2490 }
2491
2492 ov5670->sd.internal_ops = &ov5670_internal_ops;
2493 ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
2494 ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
2495 ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
2496
2497 /* Source pad initialization */
2498 ov5670->pad.flags = MEDIA_PAD_FL_SOURCE;
2499 ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad);
2500 if (ret) {
2501 err_msg = "media_entity_pads_init() error";
2502 goto error_handler_free;
2503 }
2504
2505 /* Async register for subdev */
Sakari Ailus15786f72021-03-05 17:42:34 +0100[diff] [blame]2506 ret = v4l2_async_register_subdev_sensor(&ov5670->sd);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2507 if (ret < 0) {
2508 err_msg = "v4l2_async_register_subdev() error";
2509 goto error_entity_cleanup;
2510 }
2511
2512 ov5670->streaming = false;
2513
2514 /*
2515 * Device is already turned on by i2c-core with ACPI domain PM.
2516 * Enable runtime PM and turn off the device.
2517 */
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2518 pm_runtime_set_active(&client->dev);
2519 pm_runtime_enable(&client->dev);
Sakari Ailusd508fff2018-07-20 16:26:44 -0400[diff] [blame]2520 pm_runtime_idle(&client->dev);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2521
2522 return 0;
2523
2524error_entity_cleanup:
2525 media_entity_cleanup(&ov5670->sd.entity);
2526
2527error_handler_free:
2528 v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler);
2529
2530error_mutex_destroy:
2531 mutex_destroy(&ov5670->mutex);
2532
2533error_print:
2534 dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret);
2535
2536 return ret;
2537}
2538
2539static int ov5670_remove(struct i2c_client *client)
2540{
2541 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2542 struct ov5670 *ov5670 = to_ov5670(sd);
2543
2544 v4l2_async_unregister_subdev(sd);
2545 media_entity_cleanup(&sd->entity);
2546 v4l2_ctrl_handler_free(sd->ctrl_handler);
2547 mutex_destroy(&ov5670->mutex);
2548
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2549 pm_runtime_disable(&client->dev);
Chiranjeevi Rapolu5de35c92017-07-13 21:51:27 -0400[diff] [blame]2550
2551 return 0;
2552}
2553
2554static const struct dev_pm_ops ov5670_pm_ops = {
2555 SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
2556};
2557
2558#ifdef CONFIG_ACPI
2559static const struct acpi_device_id ov5670_acpi_ids[] = {
2560 {"INT3479"},
2561 { /* sentinel */ }
2562};
2563
2564MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
2565#endif
2566
2567static struct i2c_driver ov5670_i2c_driver = {
2568 .driver = {
2569 .name = "ov5670",
2570 .pm = &ov5670_pm_ops,
2571 .acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
2572 },
2573 .probe_new = ov5670_probe,
2574 .remove = ov5670_remove,
2575};
2576
2577module_i2c_driver(ov5670_i2c_driver);
2578
2579MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>");
2580MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@intel.com>");
2581MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
2582MODULE_LICENSE("GPL v2");