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Merge tag 'net-6.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
[linux-block.git] / drivers / media / i2c / ov5670.c
CommitLineData
a1c3bb0e
CR		 1// SPDX-License-Identifier: GPL-2.0
2// Copyright (c) 2017 Intel Corporation.
5de35c9b 3
62ab1e32 4#include <asm/unaligned.h>
5de35c9b 5#include <linux/acpi.h>
8004c91e 6#include <linux/clk.h>
62ab1e32 7#include <linux/delay.h>
0a844ab7 8#include <linux/gpio/consumer.h>
5de35c9b 9#include <linux/i2c.h>
5635500a 10#include <linux/mod_devicetable.h>
5de35c9b 11#include <linux/module.h>
5635500a 12#include <linux/of.h>
5de35c9b 13#include <linux/pm_runtime.h>
cf9ab879 14#include <linux/regulator/consumer.h>
5de35c9b
CR		 15#include <media/v4l2-ctrls.h>
16#include <media/v4l2-device.h>
dce6dd44 17#include <media/v4l2-event.h>
eba08021 18#include <media/v4l2-fwnode.h>
5de35c9b 19
8004c91e
JM		 20#define OV5670_XVCLK_FREQ 19200000
21
5de35c9b
CR		 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
a97b24fe
LW		 32#define OV5670_MIPI_SC_CTRL0_REG 0x3018
33#define OV5670_MIPI_SC_CTRL0_LANES(v) ((((v) - 1) << 5) & \
34 GENMASK(7, 5))
35#define OV5670_MIPI_SC_CTRL0_MIPI_EN BIT(4)
36#define OV5670_MIPI_SC_CTRL0_RESERVED BIT(1)
37
5de35c9b
CR		 38/* vertical-timings from sensor */
39#define OV5670_REG_VTS 0x380e
40#define OV5670_VTS_30FPS 0x0808 /* default for 30 fps */
41#define OV5670_VTS_MAX 0xffff
5de35c9b
CR		 42
43/* horizontal-timings from sensor */
44#define OV5670_REG_HTS 0x380c
f1425381
CR		 45
46/*
47 * Pixels-per-line(PPL) = Time-per-line * pixel-rate
48 * In OV5670, Time-per-line = HTS/SCLK.
49 * HTS is fixed for all resolutions, not recommended to change.
50 */
51#define OV5670_FIXED_PPL 2724 /* Pixels per line */
5de35c9b
CR		 52
53/* Exposure controls from sensor */
54#define OV5670_REG_EXPOSURE 0x3500
55#define OV5670_EXPOSURE_MIN 4
56#define OV5670_EXPOSURE_STEP 1
57
58/* Analog gain controls from sensor */
59#define OV5670_REG_ANALOG_GAIN 0x3508
60#define ANALOG_GAIN_MIN 0
61#define ANALOG_GAIN_MAX 8191
62#define ANALOG_GAIN_STEP 1
63#define ANALOG_GAIN_DEFAULT 128
64
65/* Digital gain controls from sensor */
66#define OV5670_REG_R_DGTL_GAIN 0x5032
67#define OV5670_REG_G_DGTL_GAIN 0x5034
68#define OV5670_REG_B_DGTL_GAIN 0x5036
69#define OV5670_DGTL_GAIN_MIN 0
70#define OV5670_DGTL_GAIN_MAX 4095
71#define OV5670_DGTL_GAIN_STEP 1
72#define OV5670_DGTL_GAIN_DEFAULT 1024
73
74/* Test Pattern Control */
75#define OV5670_REG_TEST_PATTERN 0x4303
76#define OV5670_TEST_PATTERN_ENABLE BIT(3)
77#define OV5670_REG_TEST_PATTERN_CTRL 0x4320
78
79#define OV5670_REG_VALUE_08BIT 1
80#define OV5670_REG_VALUE_16BIT 2
81#define OV5670_REG_VALUE_24BIT 3
82
2eadd98d
JMH		 83/* Pixel Array */
84#define OV5670_NATIVE_WIDTH 2624
85#define OV5670_NATIVE_HEIGHT 1980
86
5de35c9b
CR		 87/* Initial number of frames to skip to avoid possible garbage */
88#define OV5670_NUM_OF_SKIP_FRAMES 2
89
90struct ov5670_reg {
91 u16 address;
92 u8 val;
93};
94
95struct ov5670_reg_list {
96 u32 num_of_regs;
97 const struct ov5670_reg *regs;
98};
99
100struct ov5670_link_freq_config {
5de35c9b
CR		 101 const struct ov5670_reg_list reg_list;
102};
103
cf9ab879
JM		 104static const char * const ov5670_supply_names[] = {
105 "avdd", /* Analog power */
106 "dvdd", /* Digital power */
107 "dovdd", /* Digital output power */
108};
109
110#define OV5670_NUM_SUPPLIES ARRAY_SIZE(ov5670_supply_names)
111
5de35c9b
CR		 112struct ov5670_mode {
113 /* Frame width in pixels */
114 u32 width;
115
116 /* Frame height in pixels */
117 u32 height;
118
ed351ad9
CR		 119 /* Default vertical timining size */
120 u32 vts_def;
121
122 /* Min vertical timining size */
123 u32 vts_min;
5de35c9b
CR		 124
125 /* Link frequency needed for this resolution */
126 u32 link_freq_index;
127
2eadd98d
JMH		 128 /* Analog crop rectangle */
129 const struct v4l2_rect *analog_crop;
130
5de35c9b
CR		 131 /* Sensor register settings for this resolution */
132 const struct ov5670_reg_list reg_list;
133};
134
2eadd98d
JMH		 135/*
136 * All the modes supported by the driver are obtained by subsampling the
137 * full pixel array. The below values are reflected in registers from
138 * 0x3800-0x3807 in the modes register-value tables.
139 */
140static const struct v4l2_rect ov5670_analog_crop = {
141 .left = 12,
142 .top = 4,
143 .width = 2600,
144 .height = 1952,
145};
146
5de35c9b
CR		 147static const struct ov5670_reg mipi_data_rate_840mbps[] = {
148 {0x0300, 0x04},
149 {0x0301, 0x00},
150 {0x0302, 0x84},
151 {0x0303, 0x00},
152 {0x0304, 0x03},
153 {0x0305, 0x01},
154 {0x0306, 0x01},
155 {0x030a, 0x00},
156 {0x030b, 0x00},
157 {0x030c, 0x00},
158 {0x030d, 0x26},
159 {0x030e, 0x00},
160 {0x030f, 0x06},
161 {0x0312, 0x01},
162 {0x3031, 0x0a},
163};
164
165static const struct ov5670_reg mode_2592x1944_regs[] = {
166 {0x3000, 0x00},
167 {0x3002, 0x21},
168 {0x3005, 0xf0},
169 {0x3007, 0x00},
170 {0x3015, 0x0f},
5de35c9b
CR		 171 {0x301a, 0xf0},
172 {0x301b, 0xf0},
173 {0x301c, 0xf0},
174 {0x301d, 0xf0},
175 {0x301e, 0xf0},
176 {0x3030, 0x00},
177 {0x3031, 0x0a},
178 {0x303c, 0xff},
179 {0x303e, 0xff},
180 {0x3040, 0xf0},
181 {0x3041, 0x00},
182 {0x3042, 0xf0},
183 {0x3106, 0x11},
184 {0x3500, 0x00},
185 {0x3501, 0x80},
186 {0x3502, 0x00},
187 {0x3503, 0x04},
188 {0x3504, 0x03},
189 {0x3505, 0x83},
190 {0x3508, 0x04},
191 {0x3509, 0x00},
192 {0x350e, 0x04},
193 {0x350f, 0x00},
194 {0x3510, 0x00},
195 {0x3511, 0x02},
196 {0x3512, 0x00},
197 {0x3601, 0xc8},
198 {0x3610, 0x88},
199 {0x3612, 0x48},
200 {0x3614, 0x5b},
201 {0x3615, 0x96},
202 {0x3621, 0xd0},
203 {0x3622, 0x00},
204 {0x3623, 0x00},
205 {0x3633, 0x13},
206 {0x3634, 0x13},
207 {0x3635, 0x13},
208 {0x3636, 0x13},
209 {0x3645, 0x13},
210 {0x3646, 0x82},
211 {0x3650, 0x00},
212 {0x3652, 0xff},
213 {0x3655, 0x20},
214 {0x3656, 0xff},
215 {0x365a, 0xff},
216 {0x365e, 0xff},
217 {0x3668, 0x00},
218 {0x366a, 0x07},
219 {0x366e, 0x10},
220 {0x366d, 0x00},
221 {0x366f, 0x80},
222 {0x3700, 0x28},
223 {0x3701, 0x10},
224 {0x3702, 0x3a},
225 {0x3703, 0x19},
226 {0x3704, 0x10},
227 {0x3705, 0x00},
228 {0x3706, 0x66},
229 {0x3707, 0x08},
230 {0x3708, 0x34},
231 {0x3709, 0x40},
232 {0x370a, 0x01},
233 {0x370b, 0x1b},
234 {0x3714, 0x24},
235 {0x371a, 0x3e},
236 {0x3733, 0x00},
237 {0x3734, 0x00},
238 {0x373a, 0x05},
239 {0x373b, 0x06},
240 {0x373c, 0x0a},
241 {0x373f, 0xa0},
242 {0x3755, 0x00},
243 {0x3758, 0x00},
244 {0x375b, 0x0e},
245 {0x3766, 0x5f},
246 {0x3768, 0x00},
247 {0x3769, 0x22},
248 {0x3773, 0x08},
249 {0x3774, 0x1f},
250 {0x3776, 0x06},
251 {0x37a0, 0x88},
252 {0x37a1, 0x5c},
253 {0x37a7, 0x88},
254 {0x37a8, 0x70},
255 {0x37aa, 0x88},
256 {0x37ab, 0x48},
257 {0x37b3, 0x66},
258 {0x37c2, 0x04},
259 {0x37c5, 0x00},
260 {0x37c8, 0x00},
261 {0x3800, 0x00},
262 {0x3801, 0x0c},
263 {0x3802, 0x00},
264 {0x3803, 0x04},
265 {0x3804, 0x0a},
266 {0x3805, 0x33},
267 {0x3806, 0x07},
268 {0x3807, 0xa3},
269 {0x3808, 0x0a},
270 {0x3809, 0x20},
271 {0x380a, 0x07},
272 {0x380b, 0x98},
273 {0x380c, 0x06},
274 {0x380d, 0x90},
275 {0x380e, 0x08},
276 {0x380f, 0x08},
277 {0x3811, 0x04},
278 {0x3813, 0x02},
279 {0x3814, 0x01},
280 {0x3815, 0x01},
281 {0x3816, 0x00},
282 {0x3817, 0x00},
283 {0x3818, 0x00},
284 {0x3819, 0x00},
285 {0x3820, 0x84},
286 {0x3821, 0x46},
287 {0x3822, 0x48},
288 {0x3826, 0x00},
289 {0x3827, 0x08},
290 {0x382a, 0x01},
291 {0x382b, 0x01},
292 {0x3830, 0x08},
293 {0x3836, 0x02},
294 {0x3837, 0x00},
295 {0x3838, 0x10},
296 {0x3841, 0xff},
297 {0x3846, 0x48},
298 {0x3861, 0x00},
299 {0x3862, 0x04},
300 {0x3863, 0x06},
301 {0x3a11, 0x01},
302 {0x3a12, 0x78},
303 {0x3b00, 0x00},
304 {0x3b02, 0x00},
305 {0x3b03, 0x00},
306 {0x3b04, 0x00},
307 {0x3b05, 0x00},
308 {0x3c00, 0x89},
309 {0x3c01, 0xab},
310 {0x3c02, 0x01},
311 {0x3c03, 0x00},
312 {0x3c04, 0x00},
313 {0x3c05, 0x03},
314 {0x3c06, 0x00},
315 {0x3c07, 0x05},
316 {0x3c0c, 0x00},
317 {0x3c0d, 0x00},
318 {0x3c0e, 0x00},
319 {0x3c0f, 0x00},
320 {0x3c40, 0x00},
321 {0x3c41, 0xa3},
322 {0x3c43, 0x7d},
323 {0x3c45, 0xd7},
324 {0x3c47, 0xfc},
325 {0x3c50, 0x05},
326 {0x3c52, 0xaa},
327 {0x3c54, 0x71},
328 {0x3c56, 0x80},
329 {0x3d85, 0x17},
330 {0x3f03, 0x00},
331 {0x3f0a, 0x00},
332 {0x3f0b, 0x00},
333 {0x4001, 0x60},
334 {0x4009, 0x0d},
335 {0x4020, 0x00},
336 {0x4021, 0x00},
337 {0x4022, 0x00},
338 {0x4023, 0x00},
339 {0x4024, 0x00},
340 {0x4025, 0x00},
341 {0x4026, 0x00},
342 {0x4027, 0x00},
343 {0x4028, 0x00},
344 {0x4029, 0x00},
345 {0x402a, 0x00},
346 {0x402b, 0x00},
347 {0x402c, 0x00},
348 {0x402d, 0x00},
349 {0x402e, 0x00},
350 {0x402f, 0x00},
351 {0x4040, 0x00},
352 {0x4041, 0x03},
353 {0x4042, 0x00},
354 {0x4043, 0x7A},
355 {0x4044, 0x00},
356 {0x4045, 0x7A},
357 {0x4046, 0x00},
358 {0x4047, 0x7A},
359 {0x4048, 0x00},
360 {0x4049, 0x7A},
361 {0x4307, 0x30},
362 {0x4500, 0x58},
363 {0x4501, 0x04},
364 {0x4502, 0x40},
365 {0x4503, 0x10},
366 {0x4508, 0xaa},
367 {0x4509, 0xaa},
368 {0x450a, 0x00},
369 {0x450b, 0x00},
370 {0x4600, 0x01},
371 {0x4601, 0x03},
372 {0x4700, 0xa4},
373 {0x4800, 0x4c},
374 {0x4816, 0x53},
375 {0x481f, 0x40},
376 {0x4837, 0x13},
377 {0x5000, 0x56},
378 {0x5001, 0x01},
379 {0x5002, 0x28},
380 {0x5004, 0x0c},
381 {0x5006, 0x0c},
382 {0x5007, 0xe0},
383 {0x5008, 0x01},
384 {0x5009, 0xb0},
385 {0x5901, 0x00},
386 {0x5a01, 0x00},
387 {0x5a03, 0x00},
388 {0x5a04, 0x0c},
389 {0x5a05, 0xe0},
390 {0x5a06, 0x09},
391 {0x5a07, 0xb0},
392 {0x5a08, 0x06},
393 {0x5e00, 0x00},
394 {0x3734, 0x40},
395 {0x5b00, 0x01},
396 {0x5b01, 0x10},
397 {0x5b02, 0x01},
398 {0x5b03, 0xdb},
399 {0x3d8c, 0x71},
400 {0x3d8d, 0xea},
401 {0x4017, 0x08},
402 {0x3618, 0x2a},
403 {0x5780, 0x3e},
404 {0x5781, 0x0f},
405 {0x5782, 0x44},
406 {0x5783, 0x02},
407 {0x5784, 0x01},
408 {0x5785, 0x01},
409 {0x5786, 0x00},
410 {0x5787, 0x04},
411 {0x5788, 0x02},
412 {0x5789, 0x0f},
413 {0x578a, 0xfd},
414 {0x578b, 0xf5},
415 {0x578c, 0xf5},
416 {0x578d, 0x03},
417 {0x578e, 0x08},
418 {0x578f, 0x0c},
419 {0x5790, 0x08},
420 {0x5791, 0x06},
421 {0x5792, 0x00},
422 {0x5793, 0x52},
423 {0x5794, 0xa3},
99cd1242
CR		 424 {0x3503, 0x00},
425 {0x5045, 0x05},
426 {0x4003, 0x40},
427 {0x5048, 0x40}
5de35c9b
CR		 428};
429
430static const struct ov5670_reg mode_1296x972_regs[] = {
431 {0x3000, 0x00},
432 {0x3002, 0x21},
433 {0x3005, 0xf0},
434 {0x3007, 0x00},
435 {0x3015, 0x0f},
5de35c9b
CR		 436 {0x301a, 0xf0},
437 {0x301b, 0xf0},
438 {0x301c, 0xf0},
439 {0x301d, 0xf0},
440 {0x301e, 0xf0},
441 {0x3030, 0x00},
442 {0x3031, 0x0a},
443 {0x303c, 0xff},
444 {0x303e, 0xff},
445 {0x3040, 0xf0},
446 {0x3041, 0x00},
447 {0x3042, 0xf0},
448 {0x3106, 0x11},
449 {0x3500, 0x00},
450 {0x3501, 0x80},
451 {0x3502, 0x00},
452 {0x3503, 0x04},
453 {0x3504, 0x03},
454 {0x3505, 0x83},
455 {0x3508, 0x07},
456 {0x3509, 0x80},
457 {0x350e, 0x04},
458 {0x350f, 0x00},
459 {0x3510, 0x00},
460 {0x3511, 0x02},
461 {0x3512, 0x00},
462 {0x3601, 0xc8},
463 {0x3610, 0x88},
464 {0x3612, 0x48},
465 {0x3614, 0x5b},
466 {0x3615, 0x96},
467 {0x3621, 0xd0},
468 {0x3622, 0x00},
469 {0x3623, 0x00},
470 {0x3633, 0x13},
471 {0x3634, 0x13},
472 {0x3635, 0x13},
473 {0x3636, 0x13},
474 {0x3645, 0x13},
475 {0x3646, 0x82},
476 {0x3650, 0x00},
477 {0x3652, 0xff},
478 {0x3655, 0x20},
479 {0x3656, 0xff},
480 {0x365a, 0xff},
481 {0x365e, 0xff},
482 {0x3668, 0x00},
483 {0x366a, 0x07},
484 {0x366e, 0x08},
485 {0x366d, 0x00},
486 {0x366f, 0x80},
487 {0x3700, 0x28},
488 {0x3701, 0x10},
489 {0x3702, 0x3a},
490 {0x3703, 0x19},
491 {0x3704, 0x10},
492 {0x3705, 0x00},
493 {0x3706, 0x66},
494 {0x3707, 0x08},
495 {0x3708, 0x34},
496 {0x3709, 0x40},
497 {0x370a, 0x01},
498 {0x370b, 0x1b},
499 {0x3714, 0x24},
500 {0x371a, 0x3e},
501 {0x3733, 0x00},
502 {0x3734, 0x00},
503 {0x373a, 0x05},
504 {0x373b, 0x06},
505 {0x373c, 0x0a},
506 {0x373f, 0xa0},
507 {0x3755, 0x00},
508 {0x3758, 0x00},
509 {0x375b, 0x0e},
510 {0x3766, 0x5f},
511 {0x3768, 0x00},
512 {0x3769, 0x22},
513 {0x3773, 0x08},
514 {0x3774, 0x1f},
515 {0x3776, 0x06},
516 {0x37a0, 0x88},
517 {0x37a1, 0x5c},
518 {0x37a7, 0x88},
519 {0x37a8, 0x70},
520 {0x37aa, 0x88},
521 {0x37ab, 0x48},
522 {0x37b3, 0x66},
523 {0x37c2, 0x04},
524 {0x37c5, 0x00},
525 {0x37c8, 0x00},
526 {0x3800, 0x00},
527 {0x3801, 0x0c},
528 {0x3802, 0x00},
529 {0x3803, 0x04},
530 {0x3804, 0x0a},
531 {0x3805, 0x33},
532 {0x3806, 0x07},
533 {0x3807, 0xa3},
534 {0x3808, 0x05},
535 {0x3809, 0x10},
536 {0x380a, 0x03},
537 {0x380b, 0xcc},
538 {0x380c, 0x06},
539 {0x380d, 0x90},
540 {0x380e, 0x08},
541 {0x380f, 0x08},
542 {0x3811, 0x04},
543 {0x3813, 0x04},
544 {0x3814, 0x03},
545 {0x3815, 0x01},
546 {0x3816, 0x00},
547 {0x3817, 0x00},
548 {0x3818, 0x00},
549 {0x3819, 0x00},
550 {0x3820, 0x94},
551 {0x3821, 0x47},
552 {0x3822, 0x48},
553 {0x3826, 0x00},
554 {0x3827, 0x08},
555 {0x382a, 0x03},
556 {0x382b, 0x01},
557 {0x3830, 0x08},
558 {0x3836, 0x02},
559 {0x3837, 0x00},
560 {0x3838, 0x10},
561 {0x3841, 0xff},
562 {0x3846, 0x48},
563 {0x3861, 0x00},
564 {0x3862, 0x04},
565 {0x3863, 0x06},
566 {0x3a11, 0x01},
567 {0x3a12, 0x78},
568 {0x3b00, 0x00},
569 {0x3b02, 0x00},
570 {0x3b03, 0x00},
571 {0x3b04, 0x00},
572 {0x3b05, 0x00},
573 {0x3c00, 0x89},
574 {0x3c01, 0xab},
575 {0x3c02, 0x01},
576 {0x3c03, 0x00},
577 {0x3c04, 0x00},
578 {0x3c05, 0x03},
579 {0x3c06, 0x00},
580 {0x3c07, 0x05},
581 {0x3c0c, 0x00},
582 {0x3c0d, 0x00},
583 {0x3c0e, 0x00},
584 {0x3c0f, 0x00},
585 {0x3c40, 0x00},
586 {0x3c41, 0xa3},
587 {0x3c43, 0x7d},
588 {0x3c45, 0xd7},
589 {0x3c47, 0xfc},
590 {0x3c50, 0x05},
591 {0x3c52, 0xaa},
592 {0x3c54, 0x71},
593 {0x3c56, 0x80},
594 {0x3d85, 0x17},
595 {0x3f03, 0x00},
596 {0x3f0a, 0x00},
597 {0x3f0b, 0x00},
598 {0x4001, 0x60},
599 {0x4009, 0x05},
600 {0x4020, 0x00},
601 {0x4021, 0x00},
602 {0x4022, 0x00},
603 {0x4023, 0x00},
604 {0x4024, 0x00},
605 {0x4025, 0x00},
606 {0x4026, 0x00},
607 {0x4027, 0x00},
608 {0x4028, 0x00},
609 {0x4029, 0x00},
610 {0x402a, 0x00},
611 {0x402b, 0x00},
612 {0x402c, 0x00},
613 {0x402d, 0x00},
614 {0x402e, 0x00},
615 {0x402f, 0x00},
616 {0x4040, 0x00},
617 {0x4041, 0x03},
618 {0x4042, 0x00},
619 {0x4043, 0x7A},
620 {0x4044, 0x00},
621 {0x4045, 0x7A},
622 {0x4046, 0x00},
623 {0x4047, 0x7A},
624 {0x4048, 0x00},
625 {0x4049, 0x7A},
626 {0x4307, 0x30},
627 {0x4500, 0x58},
628 {0x4501, 0x04},
629 {0x4502, 0x48},
630 {0x4503, 0x10},
631 {0x4508, 0x55},
632 {0x4509, 0x55},
633 {0x450a, 0x00},
634 {0x450b, 0x00},
635 {0x4600, 0x00},
636 {0x4601, 0x81},
637 {0x4700, 0xa4},
638 {0x4800, 0x4c},
639 {0x4816, 0x53},
640 {0x481f, 0x40},
641 {0x4837, 0x13},
642 {0x5000, 0x56},
643 {0x5001, 0x01},
644 {0x5002, 0x28},
645 {0x5004, 0x0c},
646 {0x5006, 0x0c},
647 {0x5007, 0xe0},
648 {0x5008, 0x01},
649 {0x5009, 0xb0},
650 {0x5901, 0x00},
651 {0x5a01, 0x00},
652 {0x5a03, 0x00},
653 {0x5a04, 0x0c},
654 {0x5a05, 0xe0},
655 {0x5a06, 0x09},
656 {0x5a07, 0xb0},
657 {0x5a08, 0x06},
658 {0x5e00, 0x00},
659 {0x3734, 0x40},
660 {0x5b00, 0x01},
661 {0x5b01, 0x10},
662 {0x5b02, 0x01},
663 {0x5b03, 0xdb},
664 {0x3d8c, 0x71},
665 {0x3d8d, 0xea},
666 {0x4017, 0x10},
667 {0x3618, 0x2a},
668 {0x5780, 0x3e},
669 {0x5781, 0x0f},
670 {0x5782, 0x44},
671 {0x5783, 0x02},
672 {0x5784, 0x01},
673 {0x5785, 0x01},
674 {0x5786, 0x00},
675 {0x5787, 0x04},
676 {0x5788, 0x02},
677 {0x5789, 0x0f},
678 {0x578a, 0xfd},
679 {0x578b, 0xf5},
680 {0x578c, 0xf5},
681 {0x578d, 0x03},
682 {0x578e, 0x08},
683 {0x578f, 0x0c},
684 {0x5790, 0x08},
685 {0x5791, 0x04},
686 {0x5792, 0x00},
687 {0x5793, 0x52},
688 {0x5794, 0xa3},
99cd1242
CR		 689 {0x3503, 0x00},
690 {0x5045, 0x05},
691 {0x4003, 0x40},
692 {0x5048, 0x40}
5de35c9b
CR		 693};
694
695static const struct ov5670_reg mode_648x486_regs[] = {
696 {0x3000, 0x00},
697 {0x3002, 0x21},
698 {0x3005, 0xf0},
699 {0x3007, 0x00},
700 {0x3015, 0x0f},
5de35c9b
CR		 701 {0x301a, 0xf0},
702 {0x301b, 0xf0},
703 {0x301c, 0xf0},
704 {0x301d, 0xf0},
705 {0x301e, 0xf0},
706 {0x3030, 0x00},
707 {0x3031, 0x0a},
708 {0x303c, 0xff},
709 {0x303e, 0xff},
710 {0x3040, 0xf0},
711 {0x3041, 0x00},
712 {0x3042, 0xf0},
713 {0x3106, 0x11},
714 {0x3500, 0x00},
715 {0x3501, 0x80},
716 {0x3502, 0x00},
717 {0x3503, 0x04},
718 {0x3504, 0x03},
719 {0x3505, 0x83},
720 {0x3508, 0x04},
721 {0x3509, 0x00},
722 {0x350e, 0x04},
723 {0x350f, 0x00},
724 {0x3510, 0x00},
725 {0x3511, 0x02},
726 {0x3512, 0x00},
727 {0x3601, 0xc8},
728 {0x3610, 0x88},
729 {0x3612, 0x48},
730 {0x3614, 0x5b},
731 {0x3615, 0x96},
732 {0x3621, 0xd0},
733 {0x3622, 0x00},
734 {0x3623, 0x04},
735 {0x3633, 0x13},
736 {0x3634, 0x13},
737 {0x3635, 0x13},
738 {0x3636, 0x13},
739 {0x3645, 0x13},
740 {0x3646, 0x82},
741 {0x3650, 0x00},
742 {0x3652, 0xff},
743 {0x3655, 0x20},
744 {0x3656, 0xff},
745 {0x365a, 0xff},
746 {0x365e, 0xff},
747 {0x3668, 0x00},
748 {0x366a, 0x07},
749 {0x366e, 0x08},
750 {0x366d, 0x00},
751 {0x366f, 0x80},
752 {0x3700, 0x28},
753 {0x3701, 0x10},
754 {0x3702, 0x3a},
755 {0x3703, 0x19},
756 {0x3704, 0x10},
757 {0x3705, 0x00},
758 {0x3706, 0x66},
759 {0x3707, 0x08},
760 {0x3708, 0x34},
761 {0x3709, 0x40},
762 {0x370a, 0x01},
763 {0x370b, 0x1b},
764 {0x3714, 0x24},
765 {0x371a, 0x3e},
766 {0x3733, 0x00},
767 {0x3734, 0x00},
768 {0x373a, 0x05},
769 {0x373b, 0x06},
770 {0x373c, 0x0a},
771 {0x373f, 0xa0},
772 {0x3755, 0x00},
773 {0x3758, 0x00},
774 {0x375b, 0x0e},
775 {0x3766, 0x5f},
776 {0x3768, 0x00},
777 {0x3769, 0x22},
778 {0x3773, 0x08},
779 {0x3774, 0x1f},
780 {0x3776, 0x06},
781 {0x37a0, 0x88},
782 {0x37a1, 0x5c},
783 {0x37a7, 0x88},
784 {0x37a8, 0x70},
785 {0x37aa, 0x88},
786 {0x37ab, 0x48},
787 {0x37b3, 0x66},
788 {0x37c2, 0x04},
789 {0x37c5, 0x00},
790 {0x37c8, 0x00},
791 {0x3800, 0x00},
792 {0x3801, 0x0c},
793 {0x3802, 0x00},
794 {0x3803, 0x04},
795 {0x3804, 0x0a},
796 {0x3805, 0x33},
797 {0x3806, 0x07},
798 {0x3807, 0xa3},
799 {0x3808, 0x02},
800 {0x3809, 0x88},
801 {0x380a, 0x01},
802 {0x380b, 0xe6},
803 {0x380c, 0x06},
804 {0x380d, 0x90},
805 {0x380e, 0x08},
806 {0x380f, 0x08},
807 {0x3811, 0x04},
808 {0x3813, 0x02},
809 {0x3814, 0x07},
810 {0x3815, 0x01},
811 {0x3816, 0x00},
812 {0x3817, 0x00},
813 {0x3818, 0x00},
814 {0x3819, 0x00},
815 {0x3820, 0x94},
816 {0x3821, 0xc6},
817 {0x3822, 0x48},
818 {0x3826, 0x00},
819 {0x3827, 0x08},
820 {0x382a, 0x07},
821 {0x382b, 0x01},
822 {0x3830, 0x08},
823 {0x3836, 0x02},
824 {0x3837, 0x00},
825 {0x3838, 0x10},
826 {0x3841, 0xff},
827 {0x3846, 0x48},
828 {0x3861, 0x00},
829 {0x3862, 0x04},
830 {0x3863, 0x06},
831 {0x3a11, 0x01},
832 {0x3a12, 0x78},
833 {0x3b00, 0x00},
834 {0x3b02, 0x00},
835 {0x3b03, 0x00},
836 {0x3b04, 0x00},
837 {0x3b05, 0x00},
838 {0x3c00, 0x89},
839 {0x3c01, 0xab},
840 {0x3c02, 0x01},
841 {0x3c03, 0x00},
842 {0x3c04, 0x00},
843 {0x3c05, 0x03},
844 {0x3c06, 0x00},
845 {0x3c07, 0x05},
846 {0x3c0c, 0x00},
847 {0x3c0d, 0x00},
848 {0x3c0e, 0x00},
849 {0x3c0f, 0x00},
850 {0x3c40, 0x00},
851 {0x3c41, 0xa3},
852 {0x3c43, 0x7d},
853 {0x3c45, 0xd7},
854 {0x3c47, 0xfc},
855 {0x3c50, 0x05},
856 {0x3c52, 0xaa},
857 {0x3c54, 0x71},
858 {0x3c56, 0x80},
859 {0x3d85, 0x17},
860 {0x3f03, 0x00},
861 {0x3f0a, 0x00},
862 {0x3f0b, 0x00},
863 {0x4001, 0x60},
864 {0x4009, 0x05},
865 {0x4020, 0x00},
866 {0x4021, 0x00},
867 {0x4022, 0x00},
868 {0x4023, 0x00},
869 {0x4024, 0x00},
870 {0x4025, 0x00},
871 {0x4026, 0x00},
872 {0x4027, 0x00},
873 {0x4028, 0x00},
874 {0x4029, 0x00},
875 {0x402a, 0x00},
876 {0x402b, 0x00},
877 {0x402c, 0x00},
878 {0x402d, 0x00},
879 {0x402e, 0x00},
880 {0x402f, 0x00},
881 {0x4040, 0x00},
882 {0x4041, 0x03},
883 {0x4042, 0x00},
884 {0x4043, 0x7A},
885 {0x4044, 0x00},
886 {0x4045, 0x7A},
887 {0x4046, 0x00},
888 {0x4047, 0x7A},
889 {0x4048, 0x00},
890 {0x4049, 0x7A},
891 {0x4307, 0x30},
892 {0x4500, 0x58},
893 {0x4501, 0x04},
894 {0x4502, 0x40},
895 {0x4503, 0x10},
896 {0x4508, 0x55},
897 {0x4509, 0x55},
898 {0x450a, 0x02},
899 {0x450b, 0x00},
900 {0x4600, 0x00},
901 {0x4601, 0x40},
902 {0x4700, 0xa4},
903 {0x4800, 0x4c},
904 {0x4816, 0x53},
905 {0x481f, 0x40},
906 {0x4837, 0x13},
907 {0x5000, 0x56},
908 {0x5001, 0x01},
909 {0x5002, 0x28},
910 {0x5004, 0x0c},
911 {0x5006, 0x0c},
912 {0x5007, 0xe0},
913 {0x5008, 0x01},
914 {0x5009, 0xb0},
915 {0x5901, 0x00},
916 {0x5a01, 0x00},
917 {0x5a03, 0x00},
918 {0x5a04, 0x0c},
919 {0x5a05, 0xe0},
920 {0x5a06, 0x09},
921 {0x5a07, 0xb0},
922 {0x5a08, 0x06},
923 {0x5e00, 0x00},
924 {0x3734, 0x40},
925 {0x5b00, 0x01},
926 {0x5b01, 0x10},
927 {0x5b02, 0x01},
928 {0x5b03, 0xdb},
929 {0x3d8c, 0x71},
930 {0x3d8d, 0xea},
931 {0x4017, 0x10},
932 {0x3618, 0x2a},
933 {0x5780, 0x3e},
934 {0x5781, 0x0f},
935 {0x5782, 0x44},
936 {0x5783, 0x02},
937 {0x5784, 0x01},
938 {0x5785, 0x01},
939 {0x5786, 0x00},
940 {0x5787, 0x04},
941 {0x5788, 0x02},
942 {0x5789, 0x0f},
943 {0x578a, 0xfd},
944 {0x578b, 0xf5},
945 {0x578c, 0xf5},
946 {0x578d, 0x03},
947 {0x578e, 0x08},
948 {0x578f, 0x0c},
949 {0x5790, 0x08},
950 {0x5791, 0x06},
951 {0x5792, 0x00},
952 {0x5793, 0x52},
953 {0x5794, 0xa3},
99cd1242
CR		 954 {0x3503, 0x00},
955 {0x5045, 0x05},
956 {0x4003, 0x40},
957 {0x5048, 0x40}
5de35c9b
CR		 958};
959
960static const struct ov5670_reg mode_2560x1440_regs[] = {
961 {0x3000, 0x00},
962 {0x3002, 0x21},
963 {0x3005, 0xf0},
964 {0x3007, 0x00},
965 {0x3015, 0x0f},
5de35c9b
CR		 966 {0x301a, 0xf0},
967 {0x301b, 0xf0},
968 {0x301c, 0xf0},
969 {0x301d, 0xf0},
970 {0x301e, 0xf0},
971 {0x3030, 0x00},
972 {0x3031, 0x0a},
973 {0x303c, 0xff},
974 {0x303e, 0xff},
975 {0x3040, 0xf0},
976 {0x3041, 0x00},
977 {0x3042, 0xf0},
978 {0x3106, 0x11},
979 {0x3500, 0x00},
980 {0x3501, 0x80},
981 {0x3502, 0x00},
982 {0x3503, 0x04},
983 {0x3504, 0x03},
984 {0x3505, 0x83},
985 {0x3508, 0x04},
986 {0x3509, 0x00},
987 {0x350e, 0x04},
988 {0x350f, 0x00},
989 {0x3510, 0x00},
990 {0x3511, 0x02},
991 {0x3512, 0x00},
992 {0x3601, 0xc8},
993 {0x3610, 0x88},
994 {0x3612, 0x48},
995 {0x3614, 0x5b},
996 {0x3615, 0x96},
997 {0x3621, 0xd0},
998 {0x3622, 0x00},
999 {0x3623, 0x00},
1000 {0x3633, 0x13},
1001 {0x3634, 0x13},
1002 {0x3635, 0x13},
1003 {0x3636, 0x13},
1004 {0x3645, 0x13},
1005 {0x3646, 0x82},
1006 {0x3650, 0x00},
1007 {0x3652, 0xff},
1008 {0x3655, 0x20},
1009 {0x3656, 0xff},
1010 {0x365a, 0xff},
1011 {0x365e, 0xff},
1012 {0x3668, 0x00},
1013 {0x366a, 0x07},
1014 {0x366e, 0x10},
1015 {0x366d, 0x00},
1016 {0x366f, 0x80},
1017 {0x3700, 0x28},
1018 {0x3701, 0x10},
1019 {0x3702, 0x3a},
1020 {0x3703, 0x19},
1021 {0x3704, 0x10},
1022 {0x3705, 0x00},
1023 {0x3706, 0x66},
1024 {0x3707, 0x08},
1025 {0x3708, 0x34},
1026 {0x3709, 0x40},
1027 {0x370a, 0x01},
1028 {0x370b, 0x1b},
1029 {0x3714, 0x24},
1030 {0x371a, 0x3e},
1031 {0x3733, 0x00},
1032 {0x3734, 0x00},
1033 {0x373a, 0x05},
1034 {0x373b, 0x06},
1035 {0x373c, 0x0a},
1036 {0x373f, 0xa0},
1037 {0x3755, 0x00},
1038 {0x3758, 0x00},
1039 {0x375b, 0x0e},
1040 {0x3766, 0x5f},
1041 {0x3768, 0x00},
1042 {0x3769, 0x22},
1043 {0x3773, 0x08},
1044 {0x3774, 0x1f},
1045 {0x3776, 0x06},
1046 {0x37a0, 0x88},
1047 {0x37a1, 0x5c},
1048 {0x37a7, 0x88},
1049 {0x37a8, 0x70},
1050 {0x37aa, 0x88},
1051 {0x37ab, 0x48},
1052 {0x37b3, 0x66},
1053 {0x37c2, 0x04},
1054 {0x37c5, 0x00},
1055 {0x37c8, 0x00},
1056 {0x3800, 0x00},
1057 {0x3801, 0x0c},
1058 {0x3802, 0x00},
1059 {0x3803, 0x04},
1060 {0x3804, 0x0a},
1061 {0x3805, 0x33},
1062 {0x3806, 0x07},
1063 {0x3807, 0xa3},
1064 {0x3808, 0x0a},
1065 {0x3809, 0x00},
1066 {0x380a, 0x05},
1067 {0x380b, 0xa0},
1068 {0x380c, 0x06},
1069 {0x380d, 0x90},
1070 {0x380e, 0x08},
1071 {0x380f, 0x08},
1072 {0x3811, 0x04},
1073 {0x3813, 0x02},
1074 {0x3814, 0x01},
1075 {0x3815, 0x01},
1076 {0x3816, 0x00},
1077 {0x3817, 0x00},
1078 {0x3818, 0x00},
1079 {0x3819, 0x00},
1080 {0x3820, 0x84},
1081 {0x3821, 0x46},
1082 {0x3822, 0x48},
1083 {0x3826, 0x00},
1084 {0x3827, 0x08},
1085 {0x382a, 0x01},
1086 {0x382b, 0x01},
1087 {0x3830, 0x08},
1088 {0x3836, 0x02},
1089 {0x3837, 0x00},
1090 {0x3838, 0x10},
1091 {0x3841, 0xff},
1092 {0x3846, 0x48},
1093 {0x3861, 0x00},
1094 {0x3862, 0x04},
1095 {0x3863, 0x06},
1096 {0x3a11, 0x01},
1097 {0x3a12, 0x78},
1098 {0x3b00, 0x00},
1099 {0x3b02, 0x00},
1100 {0x3b03, 0x00},
1101 {0x3b04, 0x00},
1102 {0x3b05, 0x00},
1103 {0x3c00, 0x89},
1104 {0x3c01, 0xab},
1105 {0x3c02, 0x01},
1106 {0x3c03, 0x00},
1107 {0x3c04, 0x00},
1108 {0x3c05, 0x03},
1109 {0x3c06, 0x00},
1110 {0x3c07, 0x05},
1111 {0x3c0c, 0x00},
1112 {0x3c0d, 0x00},
1113 {0x3c0e, 0x00},
1114 {0x3c0f, 0x00},
1115 {0x3c40, 0x00},
1116 {0x3c41, 0xa3},
1117 {0x3c43, 0x7d},
1118 {0x3c45, 0xd7},
1119 {0x3c47, 0xfc},
1120 {0x3c50, 0x05},
1121 {0x3c52, 0xaa},
1122 {0x3c54, 0x71},
1123 {0x3c56, 0x80},
1124 {0x3d85, 0x17},
1125 {0x3f03, 0x00},
1126 {0x3f0a, 0x00},
1127 {0x3f0b, 0x00},
1128 {0x4001, 0x60},
1129 {0x4009, 0x0d},
1130 {0x4020, 0x00},
1131 {0x4021, 0x00},
1132 {0x4022, 0x00},
1133 {0x4023, 0x00},
1134 {0x4024, 0x00},
1135 {0x4025, 0x00},
1136 {0x4026, 0x00},
1137 {0x4027, 0x00},
1138 {0x4028, 0x00},
1139 {0x4029, 0x00},
1140 {0x402a, 0x00},
1141 {0x402b, 0x00},
1142 {0x402c, 0x00},
1143 {0x402d, 0x00},
1144 {0x402e, 0x00},
1145 {0x402f, 0x00},
1146 {0x4040, 0x00},
1147 {0x4041, 0x03},
1148 {0x4042, 0x00},
1149 {0x4043, 0x7A},
1150 {0x4044, 0x00},
1151 {0x4045, 0x7A},
1152 {0x4046, 0x00},
1153 {0x4047, 0x7A},
1154 {0x4048, 0x00},
1155 {0x4049, 0x7A},
1156 {0x4307, 0x30},
1157 {0x4500, 0x58},
1158 {0x4501, 0x04},
1159 {0x4502, 0x40},
1160 {0x4503, 0x10},
1161 {0x4508, 0xaa},
1162 {0x4509, 0xaa},
1163 {0x450a, 0x00},
1164 {0x450b, 0x00},
1165 {0x4600, 0x01},
1166 {0x4601, 0x00},
1167 {0x4700, 0xa4},
1168 {0x4800, 0x4c},
1169 {0x4816, 0x53},
1170 {0x481f, 0x40},
1171 {0x4837, 0x13},
1172 {0x5000, 0x56},
1173 {0x5001, 0x01},
1174 {0x5002, 0x28},
1175 {0x5004, 0x0c},
1176 {0x5006, 0x0c},
1177 {0x5007, 0xe0},
1178 {0x5008, 0x01},
1179 {0x5009, 0xb0},
1180 {0x5901, 0x00},
1181 {0x5a01, 0x00},
1182 {0x5a03, 0x00},
1183 {0x5a04, 0x0c},
1184 {0x5a05, 0xe0},
1185 {0x5a06, 0x09},
1186 {0x5a07, 0xb0},
1187 {0x5a08, 0x06},
1188 {0x5e00, 0x00},
1189 {0x3734, 0x40},
1190 {0x5b00, 0x01},
1191 {0x5b01, 0x10},
1192 {0x5b02, 0x01},
1193 {0x5b03, 0xdb},
1194 {0x3d8c, 0x71},
1195 {0x3d8d, 0xea},
1196 {0x4017, 0x08},
1197 {0x3618, 0x2a},
1198 {0x5780, 0x3e},
1199 {0x5781, 0x0f},
1200 {0x5782, 0x44},
1201 {0x5783, 0x02},
1202 {0x5784, 0x01},
1203 {0x5785, 0x01},
1204 {0x5786, 0x00},
1205 {0x5787, 0x04},
1206 {0x5788, 0x02},
1207 {0x5789, 0x0f},
1208 {0x578a, 0xfd},
1209 {0x578b, 0xf5},
1210 {0x578c, 0xf5},
1211 {0x578d, 0x03},
1212 {0x578e, 0x08},
1213 {0x578f, 0x0c},
1214 {0x5790, 0x08},
1215 {0x5791, 0x06},
1216 {0x5792, 0x00},
1217 {0x5793, 0x52},
99cd1242
CR		 1218 {0x5794, 0xa3},
1219 {0x5045, 0x05},
1220 {0x4003, 0x40},
1221 {0x5048, 0x40}
5de35c9b
CR		 1222};
1223
1224static const struct ov5670_reg mode_1280x720_regs[] = {
1225 {0x3000, 0x00},
1226 {0x3002, 0x21},
1227 {0x3005, 0xf0},
1228 {0x3007, 0x00},
1229 {0x3015, 0x0f},
5de35c9b
CR		 1230 {0x301a, 0xf0},
1231 {0x301b, 0xf0},
1232 {0x301c, 0xf0},
1233 {0x301d, 0xf0},
1234 {0x301e, 0xf0},
1235 {0x3030, 0x00},
1236 {0x3031, 0x0a},
1237 {0x303c, 0xff},
1238 {0x303e, 0xff},
1239 {0x3040, 0xf0},
1240 {0x3041, 0x00},
1241 {0x3042, 0xf0},
1242 {0x3106, 0x11},
1243 {0x3500, 0x00},
1244 {0x3501, 0x80},
1245 {0x3502, 0x00},
1246 {0x3503, 0x04},
1247 {0x3504, 0x03},
1248 {0x3505, 0x83},
1249 {0x3508, 0x04},
1250 {0x3509, 0x00},
1251 {0x350e, 0x04},
1252 {0x350f, 0x00},
1253 {0x3510, 0x00},
1254 {0x3511, 0x02},
1255 {0x3512, 0x00},
1256 {0x3601, 0xc8},
1257 {0x3610, 0x88},
1258 {0x3612, 0x48},
1259 {0x3614, 0x5b},
1260 {0x3615, 0x96},
1261 {0x3621, 0xd0},
1262 {0x3622, 0x00},
1263 {0x3623, 0x00},
1264 {0x3633, 0x13},
1265 {0x3634, 0x13},
1266 {0x3635, 0x13},
1267 {0x3636, 0x13},
1268 {0x3645, 0x13},
1269 {0x3646, 0x82},
1270 {0x3650, 0x00},
1271 {0x3652, 0xff},
1272 {0x3655, 0x20},
1273 {0x3656, 0xff},
1274 {0x365a, 0xff},
1275 {0x365e, 0xff},
1276 {0x3668, 0x00},
1277 {0x366a, 0x07},
1278 {0x366e, 0x08},
1279 {0x366d, 0x00},
1280 {0x366f, 0x80},
1281 {0x3700, 0x28},
1282 {0x3701, 0x10},
1283 {0x3702, 0x3a},
1284 {0x3703, 0x19},
1285 {0x3704, 0x10},
1286 {0x3705, 0x00},
1287 {0x3706, 0x66},
1288 {0x3707, 0x08},
1289 {0x3708, 0x34},
1290 {0x3709, 0x40},
1291 {0x370a, 0x01},
1292 {0x370b, 0x1b},
1293 {0x3714, 0x24},
1294 {0x371a, 0x3e},
1295 {0x3733, 0x00},
1296 {0x3734, 0x00},
1297 {0x373a, 0x05},
1298 {0x373b, 0x06},
1299 {0x373c, 0x0a},
1300 {0x373f, 0xa0},
1301 {0x3755, 0x00},
1302 {0x3758, 0x00},
1303 {0x375b, 0x0e},
1304 {0x3766, 0x5f},
1305 {0x3768, 0x00},
1306 {0x3769, 0x22},
1307 {0x3773, 0x08},
1308 {0x3774, 0x1f},
1309 {0x3776, 0x06},
1310 {0x37a0, 0x88},
1311 {0x37a1, 0x5c},
1312 {0x37a7, 0x88},
1313 {0x37a8, 0x70},
1314 {0x37aa, 0x88},
1315 {0x37ab, 0x48},
1316 {0x37b3, 0x66},
1317 {0x37c2, 0x04},
1318 {0x37c5, 0x00},
1319 {0x37c8, 0x00},
1320 {0x3800, 0x00},
1321 {0x3801, 0x0c},
1322 {0x3802, 0x00},
1323 {0x3803, 0x04},
1324 {0x3804, 0x0a},
1325 {0x3805, 0x33},
1326 {0x3806, 0x07},
1327 {0x3807, 0xa3},
1328 {0x3808, 0x05},
1329 {0x3809, 0x00},
1330 {0x380a, 0x02},
1331 {0x380b, 0xd0},
1332 {0x380c, 0x06},
1333 {0x380d, 0x90},
1334 {0x380e, 0x08},
1335 {0x380f, 0x08},
1336 {0x3811, 0x04},
1337 {0x3813, 0x02},
1338 {0x3814, 0x03},
1339 {0x3815, 0x01},
1340 {0x3816, 0x00},
1341 {0x3817, 0x00},
1342 {0x3818, 0x00},
1343 {0x3819, 0x00},
1344 {0x3820, 0x94},
1345 {0x3821, 0x47},
1346 {0x3822, 0x48},
1347 {0x3826, 0x00},
1348 {0x3827, 0x08},
1349 {0x382a, 0x03},
1350 {0x382b, 0x01},
1351 {0x3830, 0x08},
1352 {0x3836, 0x02},
1353 {0x3837, 0x00},
1354 {0x3838, 0x10},
1355 {0x3841, 0xff},
1356 {0x3846, 0x48},
1357 {0x3861, 0x00},
1358 {0x3862, 0x04},
1359 {0x3863, 0x06},
1360 {0x3a11, 0x01},
1361 {0x3a12, 0x78},
1362 {0x3b00, 0x00},
1363 {0x3b02, 0x00},
1364 {0x3b03, 0x00},
1365 {0x3b04, 0x00},
1366 {0x3b05, 0x00},
1367 {0x3c00, 0x89},
1368 {0x3c01, 0xab},
1369 {0x3c02, 0x01},
1370 {0x3c03, 0x00},
1371 {0x3c04, 0x00},
1372 {0x3c05, 0x03},
1373 {0x3c06, 0x00},
1374 {0x3c07, 0x05},
1375 {0x3c0c, 0x00},
1376 {0x3c0d, 0x00},
1377 {0x3c0e, 0x00},
1378 {0x3c0f, 0x00},
1379 {0x3c40, 0x00},
1380 {0x3c41, 0xa3},
1381 {0x3c43, 0x7d},
1382 {0x3c45, 0xd7},
1383 {0x3c47, 0xfc},
1384 {0x3c50, 0x05},
1385 {0x3c52, 0xaa},
1386 {0x3c54, 0x71},
1387 {0x3c56, 0x80},
1388 {0x3d85, 0x17},
1389 {0x3f03, 0x00},
1390 {0x3f0a, 0x00},
1391 {0x3f0b, 0x00},
1392 {0x4001, 0x60},
1393 {0x4009, 0x05},
1394 {0x4020, 0x00},
1395 {0x4021, 0x00},
1396 {0x4022, 0x00},
1397 {0x4023, 0x00},
1398 {0x4024, 0x00},
1399 {0x4025, 0x00},
1400 {0x4026, 0x00},
1401 {0x4027, 0x00},
1402 {0x4028, 0x00},
1403 {0x4029, 0x00},
1404 {0x402a, 0x00},
1405 {0x402b, 0x00},
1406 {0x402c, 0x00},
1407 {0x402d, 0x00},
1408 {0x402e, 0x00},
1409 {0x402f, 0x00},
1410 {0x4040, 0x00},
1411 {0x4041, 0x03},
1412 {0x4042, 0x00},
1413 {0x4043, 0x7A},
1414 {0x4044, 0x00},
1415 {0x4045, 0x7A},
1416 {0x4046, 0x00},
1417 {0x4047, 0x7A},
1418 {0x4048, 0x00},
1419 {0x4049, 0x7A},
1420 {0x4307, 0x30},
1421 {0x4500, 0x58},
1422 {0x4501, 0x04},
1423 {0x4502, 0x48},
1424 {0x4503, 0x10},
1425 {0x4508, 0x55},
1426 {0x4509, 0x55},
1427 {0x450a, 0x00},
1428 {0x450b, 0x00},
1429 {0x4600, 0x00},
1430 {0x4601, 0x80},
1431 {0x4700, 0xa4},
1432 {0x4800, 0x4c},
1433 {0x4816, 0x53},
1434 {0x481f, 0x40},
1435 {0x4837, 0x13},
1436 {0x5000, 0x56},
1437 {0x5001, 0x01},
1438 {0x5002, 0x28},
1439 {0x5004, 0x0c},
1440 {0x5006, 0x0c},
1441 {0x5007, 0xe0},
1442 {0x5008, 0x01},
1443 {0x5009, 0xb0},
1444 {0x5901, 0x00},
1445 {0x5a01, 0x00},
1446 {0x5a03, 0x00},
1447 {0x5a04, 0x0c},
1448 {0x5a05, 0xe0},
1449 {0x5a06, 0x09},
1450 {0x5a07, 0xb0},
1451 {0x5a08, 0x06},
1452 {0x5e00, 0x00},
1453 {0x3734, 0x40},
1454 {0x5b00, 0x01},
1455 {0x5b01, 0x10},
1456 {0x5b02, 0x01},
1457 {0x5b03, 0xdb},
1458 {0x3d8c, 0x71},
1459 {0x3d8d, 0xea},
1460 {0x4017, 0x10},
1461 {0x3618, 0x2a},
1462 {0x5780, 0x3e},
1463 {0x5781, 0x0f},
1464 {0x5782, 0x44},
1465 {0x5783, 0x02},
1466 {0x5784, 0x01},
1467 {0x5785, 0x01},
1468 {0x5786, 0x00},
1469 {0x5787, 0x04},
1470 {0x5788, 0x02},
1471 {0x5789, 0x0f},
1472 {0x578a, 0xfd},
1473 {0x578b, 0xf5},
1474 {0x578c, 0xf5},
1475 {0x578d, 0x03},
1476 {0x578e, 0x08},
1477 {0x578f, 0x0c},
1478 {0x5790, 0x08},
1479 {0x5791, 0x06},
1480 {0x5792, 0x00},
1481 {0x5793, 0x52},
1482 {0x5794, 0xa3},
99cd1242
CR		 1483 {0x3503, 0x00},
1484 {0x5045, 0x05},
1485 {0x4003, 0x40},
1486 {0x5048, 0x40}
5de35c9b
CR		 1487};
1488
1489static const struct ov5670_reg mode_640x360_regs[] = {
1490 {0x3000, 0x00},
1491 {0x3002, 0x21},
1492 {0x3005, 0xf0},
1493 {0x3007, 0x00},
1494 {0x3015, 0x0f},
5de35c9b
CR		 1495 {0x301a, 0xf0},
1496 {0x301b, 0xf0},
1497 {0x301c, 0xf0},
1498 {0x301d, 0xf0},
1499 {0x301e, 0xf0},
1500 {0x3030, 0x00},
1501 {0x3031, 0x0a},
1502 {0x303c, 0xff},
1503 {0x303e, 0xff},
1504 {0x3040, 0xf0},
1505 {0x3041, 0x00},
1506 {0x3042, 0xf0},
1507 {0x3106, 0x11},
1508 {0x3500, 0x00},
1509 {0x3501, 0x80},
1510 {0x3502, 0x00},
1511 {0x3503, 0x04},
1512 {0x3504, 0x03},
1513 {0x3505, 0x83},
1514 {0x3508, 0x04},
1515 {0x3509, 0x00},
1516 {0x350e, 0x04},
1517 {0x350f, 0x00},
1518 {0x3510, 0x00},
1519 {0x3511, 0x02},
1520 {0x3512, 0x00},
1521 {0x3601, 0xc8},
1522 {0x3610, 0x88},
1523 {0x3612, 0x48},
1524 {0x3614, 0x5b},
1525 {0x3615, 0x96},
1526 {0x3621, 0xd0},
1527 {0x3622, 0x00},
1528 {0x3623, 0x04},
1529 {0x3633, 0x13},
1530 {0x3634, 0x13},
1531 {0x3635, 0x13},
1532 {0x3636, 0x13},
1533 {0x3645, 0x13},
1534 {0x3646, 0x82},
1535 {0x3650, 0x00},
1536 {0x3652, 0xff},
1537 {0x3655, 0x20},
1538 {0x3656, 0xff},
1539 {0x365a, 0xff},
1540 {0x365e, 0xff},
1541 {0x3668, 0x00},
1542 {0x366a, 0x07},
1543 {0x366e, 0x08},
1544 {0x366d, 0x00},
1545 {0x366f, 0x80},
1546 {0x3700, 0x28},
1547 {0x3701, 0x10},
1548 {0x3702, 0x3a},
1549 {0x3703, 0x19},
1550 {0x3704, 0x10},
1551 {0x3705, 0x00},
1552 {0x3706, 0x66},
1553 {0x3707, 0x08},
1554 {0x3708, 0x34},
1555 {0x3709, 0x40},
1556 {0x370a, 0x01},
1557 {0x370b, 0x1b},
1558 {0x3714, 0x24},
1559 {0x371a, 0x3e},
1560 {0x3733, 0x00},
1561 {0x3734, 0x00},
1562 {0x373a, 0x05},
1563 {0x373b, 0x06},
1564 {0x373c, 0x0a},
1565 {0x373f, 0xa0},
1566 {0x3755, 0x00},
1567 {0x3758, 0x00},
1568 {0x375b, 0x0e},
1569 {0x3766, 0x5f},
1570 {0x3768, 0x00},
1571 {0x3769, 0x22},
1572 {0x3773, 0x08},
1573 {0x3774, 0x1f},
1574 {0x3776, 0x06},
1575 {0x37a0, 0x88},
1576 {0x37a1, 0x5c},
1577 {0x37a7, 0x88},
1578 {0x37a8, 0x70},
1579 {0x37aa, 0x88},
1580 {0x37ab, 0x48},
1581 {0x37b3, 0x66},
1582 {0x37c2, 0x04},
1583 {0x37c5, 0x00},
1584 {0x37c8, 0x00},
1585 {0x3800, 0x00},
1586 {0x3801, 0x0c},
1587 {0x3802, 0x00},
1588 {0x3803, 0x04},
1589 {0x3804, 0x0a},
1590 {0x3805, 0x33},
1591 {0x3806, 0x07},
1592 {0x3807, 0xa3},
1593 {0x3808, 0x02},
1594 {0x3809, 0x80},
1595 {0x380a, 0x01},
1596 {0x380b, 0x68},
1597 {0x380c, 0x06},
1598 {0x380d, 0x90},
1599 {0x380e, 0x08},
1600 {0x380f, 0x08},
1601 {0x3811, 0x04},
1602 {0x3813, 0x02},
1603 {0x3814, 0x07},
1604 {0x3815, 0x01},
1605 {0x3816, 0x00},
1606 {0x3817, 0x00},
1607 {0x3818, 0x00},
1608 {0x3819, 0x00},
1609 {0x3820, 0x94},
1610 {0x3821, 0xc6},
1611 {0x3822, 0x48},
1612 {0x3826, 0x00},
1613 {0x3827, 0x08},
1614 {0x382a, 0x07},
1615 {0x382b, 0x01},
1616 {0x3830, 0x08},
1617 {0x3836, 0x02},
1618 {0x3837, 0x00},
1619 {0x3838, 0x10},
1620 {0x3841, 0xff},
1621 {0x3846, 0x48},
1622 {0x3861, 0x00},
1623 {0x3862, 0x04},
1624 {0x3863, 0x06},
1625 {0x3a11, 0x01},
1626 {0x3a12, 0x78},
1627 {0x3b00, 0x00},
1628 {0x3b02, 0x00},
1629 {0x3b03, 0x00},
1630 {0x3b04, 0x00},
1631 {0x3b05, 0x00},
1632 {0x3c00, 0x89},
1633 {0x3c01, 0xab},
1634 {0x3c02, 0x01},
1635 {0x3c03, 0x00},
1636 {0x3c04, 0x00},
1637 {0x3c05, 0x03},
1638 {0x3c06, 0x00},
1639 {0x3c07, 0x05},
1640 {0x3c0c, 0x00},
1641 {0x3c0d, 0x00},
1642 {0x3c0e, 0x00},
1643 {0x3c0f, 0x00},
1644 {0x3c40, 0x00},
1645 {0x3c41, 0xa3},
1646 {0x3c43, 0x7d},
1647 {0x3c45, 0xd7},
1648 {0x3c47, 0xfc},
1649 {0x3c50, 0x05},
1650 {0x3c52, 0xaa},
1651 {0x3c54, 0x71},
1652 {0x3c56, 0x80},
1653 {0x3d85, 0x17},
1654 {0x3f03, 0x00},
1655 {0x3f0a, 0x00},
1656 {0x3f0b, 0x00},
1657 {0x4001, 0x60},
1658 {0x4009, 0x05},
1659 {0x4020, 0x00},
1660 {0x4021, 0x00},
1661 {0x4022, 0x00},
1662 {0x4023, 0x00},
1663 {0x4024, 0x00},
1664 {0x4025, 0x00},
1665 {0x4026, 0x00},
1666 {0x4027, 0x00},
1667 {0x4028, 0x00},
1668 {0x4029, 0x00},
1669 {0x402a, 0x00},
1670 {0x402b, 0x00},
1671 {0x402c, 0x00},
1672 {0x402d, 0x00},
1673 {0x402e, 0x00},
1674 {0x402f, 0x00},
1675 {0x4040, 0x00},
1676 {0x4041, 0x03},
1677 {0x4042, 0x00},
1678 {0x4043, 0x7A},
1679 {0x4044, 0x00},
1680 {0x4045, 0x7A},
1681 {0x4046, 0x00},
1682 {0x4047, 0x7A},
1683 {0x4048, 0x00},
1684 {0x4049, 0x7A},
1685 {0x4307, 0x30},
1686 {0x4500, 0x58},
1687 {0x4501, 0x04},
1688 {0x4502, 0x40},
1689 {0x4503, 0x10},
1690 {0x4508, 0x55},
1691 {0x4509, 0x55},
1692 {0x450a, 0x02},
1693 {0x450b, 0x00},
1694 {0x4600, 0x00},
1695 {0x4601, 0x40},
1696 {0x4700, 0xa4},
1697 {0x4800, 0x4c},
1698 {0x4816, 0x53},
1699 {0x481f, 0x40},
1700 {0x4837, 0x13},
1701 {0x5000, 0x56},
1702 {0x5001, 0x01},
1703 {0x5002, 0x28},
1704 {0x5004, 0x0c},
1705 {0x5006, 0x0c},
1706 {0x5007, 0xe0},
1707 {0x5008, 0x01},
1708 {0x5009, 0xb0},
1709 {0x5901, 0x00},
1710 {0x5a01, 0x00},
1711 {0x5a03, 0x00},
1712 {0x5a04, 0x0c},
1713 {0x5a05, 0xe0},
1714 {0x5a06, 0x09},
1715 {0x5a07, 0xb0},
1716 {0x5a08, 0x06},
1717 {0x5e00, 0x00},
1718 {0x3734, 0x40},
1719 {0x5b00, 0x01},
1720 {0x5b01, 0x10},
1721 {0x5b02, 0x01},
1722 {0x5b03, 0xdb},
1723 {0x3d8c, 0x71},
1724 {0x3d8d, 0xea},
1725 {0x4017, 0x10},
1726 {0x3618, 0x2a},
1727 {0x5780, 0x3e},
1728 {0x5781, 0x0f},
1729 {0x5782, 0x44},
1730 {0x5783, 0x02},
1731 {0x5784, 0x01},
1732 {0x5785, 0x01},
1733 {0x5786, 0x00},
1734 {0x5787, 0x04},
1735 {0x5788, 0x02},
1736 {0x5789, 0x0f},
1737 {0x578a, 0xfd},
1738 {0x578b, 0xf5},
1739 {0x578c, 0xf5},
1740 {0x578d, 0x03},
1741 {0x578e, 0x08},
1742 {0x578f, 0x0c},
1743 {0x5790, 0x08},
1744 {0x5791, 0x06},
1745 {0x5792, 0x00},
1746 {0x5793, 0x52},
1747 {0x5794, 0xa3},
99cd1242
CR		 1748 {0x3503, 0x00},
1749 {0x5045, 0x05},
1750 {0x4003, 0x40},
1751 {0x5048, 0x40}
5de35c9b
CR		 1752};
1753
1754static const char * const ov5670_test_pattern_menu[] = {
1755 "Disabled",
1756 "Vertical Color Bar Type 1",
1757};
1758
1759/* Supported link frequencies */
f1425381
CR		 1760#define OV5670_LINK_FREQ_422MHZ 422400000
1761#define OV5670_LINK_FREQ_422MHZ_INDEX 0
5de35c9b
CR		 1762static const struct ov5670_link_freq_config link_freq_configs[] = {
1763 {
5de35c9b
CR		 1764 .reg_list = {
1765 .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps),
1766 .regs = mipi_data_rate_840mbps,
1767 }
1768 }
1769};
1770
1771static const s64 link_freq_menu_items[] = {
f1425381 1772 OV5670_LINK_FREQ_422MHZ
5de35c9b
CR		 1773};
1774
1775/*
1776 * OV5670 sensor supports following resolutions with full FOV:
1777 * 4:3 ==> {2592x1944, 1296x972, 648x486}
1778 * 16:9 ==> {2560x1440, 1280x720, 640x360}
1779 */
1780static const struct ov5670_mode supported_modes[] = {
1781 {
1782 .width = 2592,
1783 .height = 1944,
ed351ad9
CR		 1784 .vts_def = OV5670_VTS_30FPS,
1785 .vts_min = OV5670_VTS_30FPS,
2eadd98d
JMH		 1786 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1787 .analog_crop = &ov5670_analog_crop,
5de35c9b
CR		 1788 .reg_list = {
1789 .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs),
1790 .regs = mode_2592x1944_regs,
1791 },
5de35c9b
CR		 1792 },
1793 {
1794 .width = 1296,
1795 .height = 972,
ed351ad9
CR		 1796 .vts_def = OV5670_VTS_30FPS,
1797 .vts_min = 996,
2eadd98d
JMH		 1798 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1799 .analog_crop = &ov5670_analog_crop,
5de35c9b
CR		 1800 .reg_list = {
1801 .num_of_regs = ARRAY_SIZE(mode_1296x972_regs),
1802 .regs = mode_1296x972_regs,
1803 },
5de35c9b
CR		 1804 },
1805 {
1806 .width = 648,
1807 .height = 486,
ed351ad9
CR		 1808 .vts_def = OV5670_VTS_30FPS,
1809 .vts_min = 516,
2eadd98d
JMH		 1810 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1811 .analog_crop = &ov5670_analog_crop,
5de35c9b
CR		 1812 .reg_list = {
1813 .num_of_regs = ARRAY_SIZE(mode_648x486_regs),
1814 .regs = mode_648x486_regs,
1815 },
5de35c9b
CR		 1816 },
1817 {
1818 .width = 2560,
1819 .height = 1440,
ed351ad9
CR		 1820 .vts_def = OV5670_VTS_30FPS,
1821 .vts_min = OV5670_VTS_30FPS,
2eadd98d
JMH		 1822 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1823 .analog_crop = &ov5670_analog_crop,
5de35c9b
CR		 1824 .reg_list = {
1825 .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs),
1826 .regs = mode_2560x1440_regs,
1827 },
5de35c9b
CR		 1828 },
1829 {
1830 .width = 1280,
1831 .height = 720,
ed351ad9
CR		 1832 .vts_def = OV5670_VTS_30FPS,
1833 .vts_min = 1020,
2eadd98d
JMH		 1834
1835 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1836 .analog_crop = &ov5670_analog_crop,
5de35c9b
CR		 1837 .reg_list = {
1838 .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
1839 .regs = mode_1280x720_regs,
1840 },
5de35c9b
CR		 1841 },
1842 {
1843 .width = 640,
1844 .height = 360,
ed351ad9
CR		 1845 .vts_def = OV5670_VTS_30FPS,
1846 .vts_min = 510,
2eadd98d
JMH		 1847 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX,
1848 .analog_crop = &ov5670_analog_crop,
5de35c9b
CR		 1849 .reg_list = {
1850 .num_of_regs = ARRAY_SIZE(mode_640x360_regs),
1851 .regs = mode_640x360_regs,
1852 },
5de35c9b
CR		 1853 }
1854};
1855
1856struct ov5670 {
1857 struct v4l2_subdev sd;
1858 struct media_pad pad;
a97b24fe 1859 struct v4l2_fwnode_endpoint endpoint;
5de35c9b
CR		 1860
1861 struct v4l2_ctrl_handler ctrl_handler;
1862 /* V4L2 Controls */
1863 struct v4l2_ctrl *link_freq;
1864 struct v4l2_ctrl *pixel_rate;
1865 struct v4l2_ctrl *vblank;
1866 struct v4l2_ctrl *hblank;
1867 struct v4l2_ctrl *exposure;
1868
1869 /* Current mode */
1870 const struct ov5670_mode *cur_mode;
1871
8004c91e
JM		 1872 /* xvclk input clock */
1873 struct clk *xvclk;
1874
cf9ab879
JM		 1875 /* Regulators */
1876 struct regulator_bulk_data supplies[OV5670_NUM_SUPPLIES];
1877
0a844ab7
JM		 1878 /* Power-down and reset gpios. */
1879 struct gpio_desc *pwdn_gpio; /* PWDNB pin. */
1880 struct gpio_desc *reset_gpio; /* XSHUTDOWN pin. */
1881
5de35c9b
CR		 1882 /* To serialize asynchronus callbacks */
1883 struct mutex mutex;
1884
1885 /* Streaming on/off */
1886 bool streaming;
1e583b56
SA		 1887 /* True if the device has been identified */
1888 bool identified;
5de35c9b
CR		 1889};
1890
1891#define to_ov5670(_sd) container_of(_sd, struct ov5670, sd)
1892
1893/* Read registers up to 4 at a time */
1894static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1895 u32 *val)
1896{
1897 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1898 struct i2c_msg msgs[2];
1899 u8 *data_be_p;
baa6f19b
MCC		 1900 __be32 data_be = 0;
1901 __be16 reg_addr_be = cpu_to_be16(reg);
5de35c9b
CR		 1902 int ret;
1903
1904 if (len > 4)
1905 return -EINVAL;
1906
1907 data_be_p = (u8 *)&data_be;
1908 /* Write register address */
1909 msgs[0].addr = client->addr;
1910 msgs[0].flags = 0;
1911 msgs[0].len = 2;
1912 msgs[0].buf = (u8 *)&reg_addr_be;
1913
1914 /* Read data from register */
1915 msgs[1].addr = client->addr;
1916 msgs[1].flags = I2C_M_RD;
1917 msgs[1].len = len;
1918 msgs[1].buf = &data_be_p[4 - len];
1919
1920 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
1921 if (ret != ARRAY_SIZE(msgs))
1922 return -EIO;
1923
1924 *val = be32_to_cpu(data_be);
1925
1926 return 0;
1927}
1928
1929/* Write registers up to 4 at a time */
1930static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len,
1931 u32 val)
1932{
1933 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1934 int buf_i;
1935 int val_i;
1936 u8 buf[6];
1937 u8 *val_p;
baa6f19b 1938 __be32 tmp;
5de35c9b
CR		 1939
1940 if (len > 4)
1941 return -EINVAL;
1942
1943 buf[0] = reg >> 8;
1944 buf[1] = reg & 0xff;
1945
baa6f19b
MCC		 1946 tmp = cpu_to_be32(val);
1947 val_p = (u8 *)&tmp;
5de35c9b
CR		 1948 buf_i = 2;
1949 val_i = 4 - len;
1950
1951 while (val_i < 4)
1952 buf[buf_i++] = val_p[val_i++];
1953
1954 if (i2c_master_send(client, buf, len + 2) != len + 2)
1955 return -EIO;
1956
1957 return 0;
1958}
1959
1960/* Write a list of registers */
1961static int ov5670_write_regs(struct ov5670 *ov5670,
1962 const struct ov5670_reg *regs, unsigned int len)
1963{
1964 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
1965 unsigned int i;
1966 int ret;
1967
1968 for (i = 0; i < len; i++) {
1969 ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val);
1970 if (ret) {
1971 dev_err_ratelimited(
1972 &client->dev,
1973 "Failed to write reg 0x%4.4x. error = %d\n",
1974 regs[i].address, ret);
1975
1976 return ret;
1977 }
1978 }
1979
1980 return 0;
1981}
1982
1983static int ov5670_write_reg_list(struct ov5670 *ov5670,
1984 const struct ov5670_reg_list *r_list)
1985{
1986 return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs);
1987}
1988
5de35c9b
CR		 1989static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain)
1990{
1991 int ret;
1992
1993 ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN,
1994 OV5670_REG_VALUE_16BIT, d_gain);
1995 if (ret)
1996 return ret;
1997
1998 ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN,
1999 OV5670_REG_VALUE_16BIT, d_gain);
2000 if (ret)
2001 return ret;
2002
2003 return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN,
2004 OV5670_REG_VALUE_16BIT, d_gain);
2005}
2006
2007static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern)
2008{
2009 u32 val;
2010 int ret;
2011
2012 /* Set the bayer order that we support */
2013 ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL,
2014 OV5670_REG_VALUE_08BIT, 0);
2015 if (ret)
2016 return ret;
2017
2018 ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN,
2019 OV5670_REG_VALUE_08BIT, &val);
2020 if (ret)
2021 return ret;
2022
2023 if (pattern)
2024 val |= OV5670_TEST_PATTERN_ENABLE;
2025 else
2026 val &= ~OV5670_TEST_PATTERN_ENABLE;
2027
2028 return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN,
2029 OV5670_REG_VALUE_08BIT, val);
2030}
2031
2032/* Initialize control handlers */
2033static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl)
2034{
2035 struct ov5670 *ov5670 = container_of(ctrl->handler,
2036 struct ov5670, ctrl_handler);
2037 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2038 s64 max;
c5b6f99c 2039 int ret;
5de35c9b
CR		 2040
2041 /* Propagate change of current control to all related controls */
2042 switch (ctrl->id) {
2043 case V4L2_CID_VBLANK:
2044 /* Update max exposure while meeting expected vblanking */
2045 max = ov5670->cur_mode->height + ctrl->val - 8;
2046 __v4l2_ctrl_modify_range(ov5670->exposure,
2047 ov5670->exposure->minimum, max,
2048 ov5670->exposure->step, max);
2049 break;
2050 }
2051
2052 /* V4L2 controls values will be applied only when power is already up */
4d471563 2053 if (!pm_runtime_get_if_in_use(&client->dev))
5de35c9b
CR		 2054 return 0;
2055
2056 switch (ctrl->id) {
2057 case V4L2_CID_ANALOGUE_GAIN:
2058 ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN,
2059 OV5670_REG_VALUE_16BIT, ctrl->val);
2060 break;
2061 case V4L2_CID_DIGITAL_GAIN:
2062 ret = ov5670_update_digital_gain(ov5670, ctrl->val);
2063 break;
2064 case V4L2_CID_EXPOSURE:
2065 /* 4 least significant bits of expsoure are fractional part */
2066 ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE,
2067 OV5670_REG_VALUE_24BIT, ctrl->val << 4);
2068 break;
2069 case V4L2_CID_VBLANK:
2070 /* Update VTS that meets expected vertical blanking */
2071 ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
2072 OV5670_REG_VALUE_16BIT,
2073 ov5670->cur_mode->height + ctrl->val);
2074 break;
5de35c9b
CR		 2075 case V4L2_CID_TEST_PATTERN:
2076 ret = ov5670_enable_test_pattern(ov5670, ctrl->val);
2077 break;
c5b6f99c
JM		 2078 case V4L2_CID_HBLANK:
2079 case V4L2_CID_LINK_FREQ:
2080 case V4L2_CID_PIXEL_RATE:
2081 ret = 0;
2082 break;
5de35c9b 2083 default:
c5b6f99c 2084 ret = -EINVAL;
5de35c9b
CR		 2085 dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
2086 __func__, ctrl->id, ctrl->val);
2087 break;
05ad2b6d 2088 }
5de35c9b
CR		 2089
2090 pm_runtime_put(&client->dev);
2091
2092 return ret;
2093}
2094
2095static const struct v4l2_ctrl_ops ov5670_ctrl_ops = {
2096 .s_ctrl = ov5670_set_ctrl,
2097};
2098
2099/* Initialize control handlers */
2100static int ov5670_init_controls(struct ov5670 *ov5670)
2101{
a97b24fe
LW		 2102 struct v4l2_mbus_config_mipi_csi2 *bus_mipi_csi2 =
2103 &ov5670->endpoint.bus.mipi_csi2;
eba08021
JM		 2104 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2105 struct v4l2_fwnode_device_properties props;
5de35c9b 2106 struct v4l2_ctrl_handler *ctrl_hdlr;
a97b24fe
LW		 2107 unsigned int lanes_count;
2108 s64 mipi_pixel_rate;
5de35c9b
CR		 2109 s64 vblank_max;
2110 s64 vblank_def;
ed351ad9 2111 s64 vblank_min;
5de35c9b
CR		 2112 s64 exposure_max;
2113 int ret;
2114
2115 ctrl_hdlr = &ov5670->ctrl_handler;
eba08021 2116 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 10);
5de35c9b
CR		 2117 if (ret)
2118 return ret;
2119
2120 ctrl_hdlr->lock = &ov5670->mutex;
2121 ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
2122 &ov5670_ctrl_ops,
2123 V4L2_CID_LINK_FREQ,
2124 0, 0, link_freq_menu_items);
2125 if (ov5670->link_freq)
2126 ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
2127
2128 /* By default, V4L2_CID_PIXEL_RATE is read only */
a97b24fe
LW		 2129 lanes_count = bus_mipi_csi2->num_data_lanes;
2130 mipi_pixel_rate = OV5670_LINK_FREQ_422MHZ * 2 * lanes_count / 10;
2131
5de35c9b 2132 ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
dc1eb7c9 2133 V4L2_CID_PIXEL_RATE,
a97b24fe
LW		 2134 mipi_pixel_rate,
2135 mipi_pixel_rate,
5de35c9b 2136 1,
a97b24fe 2137 mipi_pixel_rate);
5de35c9b
CR		 2138
2139 vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height;
ed351ad9
CR		 2140 vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height;
2141 vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height;
5de35c9b 2142 ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
ed351ad9 2143 V4L2_CID_VBLANK, vblank_min,
5de35c9b
CR		 2144 vblank_max, 1, vblank_def);
2145
2146 ov5670->hblank = v4l2_ctrl_new_std(
2147 ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK,
f1425381
CR		 2148 OV5670_FIXED_PPL - ov5670->cur_mode->width,
2149 OV5670_FIXED_PPL - ov5670->cur_mode->width, 1,
2150 OV5670_FIXED_PPL - ov5670->cur_mode->width);
2151 if (ov5670->hblank)
2152 ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
5de35c9b
CR		 2153
2154 /* Get min, max, step, default from sensor */
2155 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
2156 ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
2157 ANALOG_GAIN_DEFAULT);
2158
2159 /* Digital gain */
2160 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN,
2161 OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX,
2162 OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT);
2163
2164 /* Get min, max, step, default from sensor */
ed351ad9 2165 exposure_max = ov5670->cur_mode->vts_def - 8;
5de35c9b
CR		 2166 ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
2167 V4L2_CID_EXPOSURE,
2168 OV5670_EXPOSURE_MIN,
2169 exposure_max, OV5670_EXPOSURE_STEP,
2170 exposure_max);
2171
2172 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops,
2173 V4L2_CID_TEST_PATTERN,
2174 ARRAY_SIZE(ov5670_test_pattern_menu) - 1,
2175 0, 0, ov5670_test_pattern_menu);
2176
2177 if (ctrl_hdlr->error) {
2178 ret = ctrl_hdlr->error;
2179 goto error;
2180 }
2181
eba08021
JM		 2182 ret = v4l2_fwnode_device_parse(&client->dev, &props);
2183 if (ret)
2184 goto error;
2185
2186 ret = v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov5670_ctrl_ops,
2187 &props);
2188 if (ret)
2189 goto error;
2190
5de35c9b
CR		 2191 ov5670->sd.ctrl_handler = ctrl_hdlr;
2192
2193 return 0;
2194
2195error:
2196 v4l2_ctrl_handler_free(ctrl_hdlr);
2197
2198 return ret;
2199}
2200
bbc6071c
JM		 2201static int ov5670_init_cfg(struct v4l2_subdev *sd,
2202 struct v4l2_subdev_state *state)
2203{
2204 struct v4l2_mbus_framefmt *fmt =
2205 v4l2_subdev_get_try_format(sd, state, 0);
2206 const struct ov5670_mode *default_mode = &supported_modes[0];
2eadd98d 2207 struct v4l2_rect *crop = v4l2_subdev_get_try_crop(sd, state, 0);
bbc6071c
JM		 2208
2209 fmt->width = default_mode->width;
2210 fmt->height = default_mode->height;
2211 fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
2212 fmt->field = V4L2_FIELD_NONE;
2213 fmt->colorspace = V4L2_COLORSPACE_SRGB;
2214 fmt->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(V4L2_COLORSPACE_SRGB);
2215 fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE;
2216 fmt->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(V4L2_COLORSPACE_SRGB);
2217
2eadd98d
JMH		 2218 *crop = *default_mode->analog_crop;
2219
bbc6071c
JM		 2220 return 0;
2221}
2222
5de35c9b 2223static int ov5670_enum_mbus_code(struct v4l2_subdev *sd,
0d346d2a 2224 struct v4l2_subdev_state *sd_state,
5de35c9b
CR		 2225 struct v4l2_subdev_mbus_code_enum *code)
2226{
2227 /* Only one bayer order GRBG is supported */
2228 if (code->index > 0)
2229 return -EINVAL;
2230
2231 code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
2232
2233 return 0;
2234}
2235
2236static int ov5670_enum_frame_size(struct v4l2_subdev *sd,
0d346d2a 2237 struct v4l2_subdev_state *sd_state,
5de35c9b
CR		 2238 struct v4l2_subdev_frame_size_enum *fse)
2239{
2240 if (fse->index >= ARRAY_SIZE(supported_modes))
2241 return -EINVAL;
2242
2243 if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
2244 return -EINVAL;
2245
2246 fse->min_width = supported_modes[fse->index].width;
2247 fse->max_width = fse->min_width;
2248 fse->min_height = supported_modes[fse->index].height;
2249 fse->max_height = fse->min_height;
2250
2251 return 0;
2252}
2253
5de35c9b
CR		 2254static void ov5670_update_pad_format(const struct ov5670_mode *mode,
2255 struct v4l2_subdev_format *fmt)
2256{
2257 fmt->format.width = mode->width;
2258 fmt->format.height = mode->height;
2259 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2260 fmt->format.field = V4L2_FIELD_NONE;
2261}
2262
2263static int ov5670_do_get_pad_format(struct ov5670 *ov5670,
0d346d2a 2264 struct v4l2_subdev_state *sd_state,
5de35c9b
CR		 2265 struct v4l2_subdev_format *fmt)
2266{
2267 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
0d346d2a
TV		 2268 fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd,
2269 sd_state,
5de35c9b
CR		 2270 fmt->pad);
2271 else
2272 ov5670_update_pad_format(ov5670->cur_mode, fmt);
2273
2274 return 0;
2275}
2276
2277static int ov5670_get_pad_format(struct v4l2_subdev *sd,
0d346d2a 2278 struct v4l2_subdev_state *sd_state,
5de35c9b
CR		 2279 struct v4l2_subdev_format *fmt)
2280{
2281 struct ov5670 *ov5670 = to_ov5670(sd);
2282 int ret;
2283
2284 mutex_lock(&ov5670->mutex);
0d346d2a 2285 ret = ov5670_do_get_pad_format(ov5670, sd_state, fmt);
5de35c9b
CR		 2286 mutex_unlock(&ov5670->mutex);
2287
2288 return ret;
2289}
2290
2291static int ov5670_set_pad_format(struct v4l2_subdev *sd,
0d346d2a 2292 struct v4l2_subdev_state *sd_state,
5de35c9b
CR		 2293 struct v4l2_subdev_format *fmt)
2294{
2295 struct ov5670 *ov5670 = to_ov5670(sd);
a97b24fe
LW		 2296 struct v4l2_mbus_config_mipi_csi2 *bus_mipi_csi2 =
2297 &ov5670->endpoint.bus.mipi_csi2;
5de35c9b 2298 const struct ov5670_mode *mode;
a97b24fe
LW		 2299 unsigned int lanes_count;
2300 s64 mipi_pixel_rate;
5de35c9b 2301 s32 vblank_def;
a97b24fe 2302 s64 link_freq;
5de35c9b
CR		 2303 s32 h_blank;
2304
2305 mutex_lock(&ov5670->mutex);
2306
2307 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
2308
d2dc57b1
SA		 2309 mode = v4l2_find_nearest_size(supported_modes,
2310 ARRAY_SIZE(supported_modes),
2311 width, height,
894de53b 2312 fmt->format.width, fmt->format.height);
5de35c9b
CR		 2313 ov5670_update_pad_format(mode, fmt);
2314 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
0d346d2a 2315 *v4l2_subdev_get_try_format(sd, sd_state, fmt->pad) = fmt->format;
5de35c9b
CR		 2316 } else {
2317 ov5670->cur_mode = mode;
2318 __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index);
a97b24fe
LW		 2319
2320 lanes_count = bus_mipi_csi2->num_data_lanes;
2321 link_freq = link_freq_menu_items[mode->link_freq_index];
2322 /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */
2323 mipi_pixel_rate = div_s64(link_freq * 2 * lanes_count, 10);
5de35c9b
CR		 2324 __v4l2_ctrl_s_ctrl_int64(
2325 ov5670->pixel_rate,
a97b24fe 2326 mipi_pixel_rate);
5de35c9b 2327 /* Update limits and set FPS to default */
ed351ad9
CR		 2328 vblank_def = ov5670->cur_mode->vts_def -
2329 ov5670->cur_mode->height;
5de35c9b 2330 __v4l2_ctrl_modify_range(
ed351ad9
CR		 2331 ov5670->vblank,
2332 ov5670->cur_mode->vts_min - ov5670->cur_mode->height,
5de35c9b
CR		 2333 OV5670_VTS_MAX - ov5670->cur_mode->height, 1,
2334 vblank_def);
2335 __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def);
f1425381 2336 h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width;
5de35c9b
CR		 2337 __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1,
2338 h_blank);
2339 }
2340
2341 mutex_unlock(&ov5670->mutex);
2342
2343 return 0;
2344}
2345
2346static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames)
2347{
2348 *frames = OV5670_NUM_OF_SKIP_FRAMES;
2349
2350 return 0;
2351}
2352
1e583b56
SA		 2353/* Verify chip ID */
2354static int ov5670_identify_module(struct ov5670 *ov5670)
2355{
2356 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2357 int ret;
2358 u32 val;
2359
2360 if (ov5670->identified)
2361 return 0;
2362
2363 ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID,
2364 OV5670_REG_VALUE_24BIT, &val);
2365 if (ret)
2366 return ret;
2367
2368 if (val != OV5670_CHIP_ID) {
2369 dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
2370 OV5670_CHIP_ID, val);
2371 return -ENXIO;
2372 }
2373
2374 ov5670->identified = true;
2375
2376 return 0;
2377}
2378
a97b24fe
LW		 2379static int ov5670_mipi_configure(struct ov5670 *ov5670)
2380{
2381 struct v4l2_mbus_config_mipi_csi2 *bus_mipi_csi2 =
2382 &ov5670->endpoint.bus.mipi_csi2;
2383 unsigned int lanes_count = bus_mipi_csi2->num_data_lanes;
2384
2385 return ov5670_write_reg(ov5670, OV5670_MIPI_SC_CTRL0_REG,
2386 OV5670_REG_VALUE_08BIT,
2387 OV5670_MIPI_SC_CTRL0_LANES(lanes_count) |
2388 OV5670_MIPI_SC_CTRL0_MIPI_EN |
2389 OV5670_MIPI_SC_CTRL0_RESERVED);
2390}
2391
5de35c9b
CR		 2392/* Prepare streaming by writing default values and customized values */
2393static int ov5670_start_streaming(struct ov5670 *ov5670)
2394{
2395 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2396 const struct ov5670_reg_list *reg_list;
2397 int link_freq_index;
2398 int ret;
2399
1e583b56
SA		 2400 ret = ov5670_identify_module(ov5670);
2401 if (ret)
2402 return ret;
2403
5de35c9b
CR		 2404 /* Get out of from software reset */
2405 ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST,
2406 OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST);
2407 if (ret) {
2408 dev_err(&client->dev, "%s failed to set powerup registers\n",
2409 __func__);
2410 return ret;
2411 }
2412
2413 /* Setup PLL */
2414 link_freq_index = ov5670->cur_mode->link_freq_index;
2415 reg_list = &link_freq_configs[link_freq_index].reg_list;
2416 ret = ov5670_write_reg_list(ov5670, reg_list);
2417 if (ret) {
2418 dev_err(&client->dev, "%s failed to set plls\n", __func__);
2419 return ret;
2420 }
2421
2422 /* Apply default values of current mode */
2423 reg_list = &ov5670->cur_mode->reg_list;
2424 ret = ov5670_write_reg_list(ov5670, reg_list);
2425 if (ret) {
2426 dev_err(&client->dev, "%s failed to set mode\n", __func__);
2427 return ret;
2428 }
2429
a97b24fe
LW		 2430 ret = ov5670_mipi_configure(ov5670);
2431 if (ret) {
2432 dev_err(&client->dev, "%s failed to configure MIPI\n", __func__);
2433 return ret;
2434 }
2435
5de35c9b
CR		 2436 ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
2437 if (ret)
2438 return ret;
2439
2440 /* Write stream on list */
2441 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2442 OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING);
2443 if (ret) {
2444 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2445 return ret;
2446 }
2447
5de35c9b
CR		 2448 return 0;
2449}
2450
2451static int ov5670_stop_streaming(struct ov5670 *ov5670)
2452{
2453 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2454 int ret;
2455
2456 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
2457 OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY);
2458 if (ret)
2459 dev_err(&client->dev, "%s failed to set stream\n", __func__);
2460
5de35c9b
CR		 2461 /* Return success even if it was an error, as there is nothing the
2462 * caller can do about it.
2463 */
2464 return 0;
2465}
2466
2467static int ov5670_set_stream(struct v4l2_subdev *sd, int enable)
2468{
2469 struct ov5670 *ov5670 = to_ov5670(sd);
2470 struct i2c_client *client = v4l2_get_subdevdata(sd);
2471 int ret = 0;
2472
2473 mutex_lock(&ov5670->mutex);
2474 if (ov5670->streaming == enable)
2475 goto unlock_and_return;
2476
2477 if (enable) {
f151c230
MCC		 2478 ret = pm_runtime_resume_and_get(&client->dev);
2479 if (ret < 0)
5de35c9b 2480 goto unlock_and_return;
5de35c9b
CR		 2481
2482 ret = ov5670_start_streaming(ov5670);
2483 if (ret)
2484 goto error;
2485 } else {
2486 ret = ov5670_stop_streaming(ov5670);
2487 pm_runtime_put(&client->dev);
2488 }
3eefbc69 2489 ov5670->streaming = enable;
5de35c9b
CR		 2490 goto unlock_and_return;
2491
2492error:
2493 pm_runtime_put(&client->dev);
2494
2495unlock_and_return:
2496 mutex_unlock(&ov5670->mutex);
2497
2498 return ret;
2499}
2500
62ab1e32
JM		 2501static int __maybe_unused ov5670_runtime_resume(struct device *dev)
2502{
2503 struct i2c_client *client = to_i2c_client(dev);
2504 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2505 struct ov5670 *ov5670 = to_ov5670(sd);
2506 unsigned long delay_us;
2507 int ret;
2508
2509 ret = clk_prepare_enable(ov5670->xvclk);
2510 if (ret)
2511 return ret;
2512
2513 ret = regulator_bulk_enable(OV5670_NUM_SUPPLIES, ov5670->supplies);
2514 if (ret) {
2515 clk_disable_unprepare(ov5670->xvclk);
2516 return ret;
2517 }
2518
2519 gpiod_set_value_cansleep(ov5670->pwdn_gpio, 0);
2520 gpiod_set_value_cansleep(ov5670->reset_gpio, 0);
2521
2522 /* 8192 * 2 clock pulses before the first SCCB transaction. */
2523 delay_us = DIV_ROUND_UP(8192 * 2 * 1000,
2524 DIV_ROUND_UP(OV5670_XVCLK_FREQ, 1000));
2525 fsleep(delay_us);
2526
2527 return 0;
2528}
2529
2530static int __maybe_unused ov5670_runtime_suspend(struct device *dev)
2531{
2532 struct i2c_client *client = to_i2c_client(dev);
2533 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2534 struct ov5670 *ov5670 = to_ov5670(sd);
2535
2536 gpiod_set_value_cansleep(ov5670->reset_gpio, 1);
2537 gpiod_set_value_cansleep(ov5670->pwdn_gpio, 1);
2538 regulator_bulk_disable(OV5670_NUM_SUPPLIES, ov5670->supplies);
2539 clk_disable_unprepare(ov5670->xvclk);
2540
2541 return 0;
2542}
2543
5de35c9b
CR		 2544static int __maybe_unused ov5670_suspend(struct device *dev)
2545{
bf396557 2546 struct v4l2_subdev *sd = dev_get_drvdata(dev);
5de35c9b
CR		 2547 struct ov5670 *ov5670 = to_ov5670(sd);
2548
2549 if (ov5670->streaming)
2550 ov5670_stop_streaming(ov5670);
2551
2552 return 0;
2553}
2554
2555static int __maybe_unused ov5670_resume(struct device *dev)
2556{
bf396557 2557 struct v4l2_subdev *sd = dev_get_drvdata(dev);
5de35c9b
CR		 2558 struct ov5670 *ov5670 = to_ov5670(sd);
2559 int ret;
2560
2561 if (ov5670->streaming) {
2562 ret = ov5670_start_streaming(ov5670);
2563 if (ret) {
2564 ov5670_stop_streaming(ov5670);
2565 return ret;
2566 }
2567 }
2568
2569 return 0;
2570}
2571
dce6dd44
RR		 2572static const struct v4l2_subdev_core_ops ov5670_core_ops = {
2573 .log_status = v4l2_ctrl_subdev_log_status,
2574 .subscribe_event = v4l2_ctrl_subdev_subscribe_event,
2575 .unsubscribe_event = v4l2_event_subdev_unsubscribe,
2576};
2577
2eadd98d
JMH		 2578static const struct v4l2_rect *
2579__ov5670_get_pad_crop(struct ov5670 *sensor, struct v4l2_subdev_state *state,
2580 unsigned int pad, enum v4l2_subdev_format_whence which)
2581{
2582 const struct ov5670_mode *mode = sensor->cur_mode;
2583
2584 switch (which) {
2585 case V4L2_SUBDEV_FORMAT_TRY:
2586 return v4l2_subdev_get_try_crop(&sensor->sd, state, pad);
2587 case V4L2_SUBDEV_FORMAT_ACTIVE:
2588 return mode->analog_crop;
2589 }
2590
2591 return NULL;
2592}
2593
2594static int ov5670_get_selection(struct v4l2_subdev *subdev,
2595 struct v4l2_subdev_state *state,
2596 struct v4l2_subdev_selection *sel)
2597{
2598 struct ov5670 *sensor = to_ov5670(subdev);
2599
2600 switch (sel->target) {
2601 case V4L2_SEL_TGT_CROP:
2602 mutex_lock(&sensor->mutex);
2603 sel->r = *__ov5670_get_pad_crop(sensor, state, sel->pad,
2604 sel->which);
2605 mutex_unlock(&sensor->mutex);
2606 break;
2607 case V4L2_SEL_TGT_NATIVE_SIZE:
2608 case V4L2_SEL_TGT_CROP_BOUNDS:
2609 sel->r.top = 0;
2610 sel->r.left = 0;
2611 sel->r.width = OV5670_NATIVE_WIDTH;
2612 sel->r.height = OV5670_NATIVE_HEIGHT;
2613 break;
2614 case V4L2_SEL_TGT_CROP_DEFAULT:
2615 sel->r = ov5670_analog_crop;
2616 break;
2617 default:
2618 return -EINVAL;
2619 }
2620
2621 return 0;
2622}
2623
5de35c9b
CR		 2624static const struct v4l2_subdev_video_ops ov5670_video_ops = {
2625 .s_stream = ov5670_set_stream,
2626};
2627
2628static const struct v4l2_subdev_pad_ops ov5670_pad_ops = {
bbc6071c 2629 .init_cfg = ov5670_init_cfg,
5de35c9b
CR		 2630 .enum_mbus_code = ov5670_enum_mbus_code,
2631 .get_fmt = ov5670_get_pad_format,
2632 .set_fmt = ov5670_set_pad_format,
2633 .enum_frame_size = ov5670_enum_frame_size,
2eadd98d
JMH		 2634 .get_selection = ov5670_get_selection,
2635 .set_selection = ov5670_get_selection,
5de35c9b
CR		 2636};
2637
2638static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
2639 .g_skip_frames = ov5670_get_skip_frames,
2640};
2641
2642static const struct v4l2_subdev_ops ov5670_subdev_ops = {
dce6dd44 2643 .core = &ov5670_core_ops,
5de35c9b
CR		 2644 .video = &ov5670_video_ops,
2645 .pad = &ov5670_pad_ops,
2646 .sensor = &ov5670_sensor_ops,
2647};
2648
2649static const struct media_entity_operations ov5670_subdev_entity_ops = {
2650 .link_validate = v4l2_subdev_link_validate,
2651};
2652
cf9ab879
JM		 2653static int ov5670_regulators_probe(struct ov5670 *ov5670)
2654{
2655 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2656 unsigned int i;
2657
2658 for (i = 0; i < OV5670_NUM_SUPPLIES; i++)
2659 ov5670->supplies[i].supply = ov5670_supply_names[i];
2660
2661 return devm_regulator_bulk_get(&client->dev, OV5670_NUM_SUPPLIES,
2662 ov5670->supplies);
2663}
2664
0a844ab7
JM		 2665static int ov5670_gpio_probe(struct ov5670 *ov5670)
2666{
2667 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
2668
2669 ov5670->pwdn_gpio = devm_gpiod_get_optional(&client->dev, "powerdown",
2670 GPIOD_OUT_LOW);
2671 if (IS_ERR(ov5670->pwdn_gpio))
2672 return PTR_ERR(ov5670->pwdn_gpio);
2673
2674 ov5670->reset_gpio = devm_gpiod_get_optional(&client->dev, "reset",
2675 GPIOD_OUT_LOW);
2676 if (IS_ERR(ov5670->reset_gpio))
2677 return PTR_ERR(ov5670->reset_gpio);
2678
2679 return 0;
2680}
2681
5de35c9b
CR		 2682static int ov5670_probe(struct i2c_client *client)
2683{
a97b24fe 2684 struct fwnode_handle *handle;
5de35c9b 2685 struct ov5670 *ov5670;
5de35c9b 2686 u32 input_clk = 0;
1e583b56 2687 bool full_power;
5de35c9b
CR		 2688 int ret;
2689
5de35c9b 2690 ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
4ed6627b
LW		 2691 if (!ov5670)
2692 return -ENOMEM;
5de35c9b 2693
73b41dc5 2694 ov5670->xvclk = devm_clk_get_optional(&client->dev, NULL);
8004c91e
JM		 2695 if (!IS_ERR_OR_NULL(ov5670->xvclk))
2696 input_clk = clk_get_rate(ov5670->xvclk);
e004c637 2697 else if (!ov5670->xvclk || PTR_ERR(ov5670->xvclk) == -ENOENT)
8004c91e
JM		 2698 device_property_read_u32(&client->dev, "clock-frequency",
2699 &input_clk);
2700 else
2701 return dev_err_probe(&client->dev, PTR_ERR(ov5670->xvclk),
2702 "error getting clock\n");
2703
2704 if (input_clk != OV5670_XVCLK_FREQ) {
2705 dev_err(&client->dev,
2706 "Unsupported clock frequency %u\n", input_clk);
2707 return -EINVAL;
2708 }
2709
5de35c9b
CR		 2710 /* Initialize subdev */
2711 v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops);
2712
cf9ab879 2713 ret = ov5670_regulators_probe(ov5670);
4ed6627b
LW		 2714 if (ret)
2715 return dev_err_probe(&client->dev, ret, "Regulators probe failed\n");
cf9ab879 2716
0a844ab7 2717 ret = ov5670_gpio_probe(ov5670);
4ed6627b
LW		 2718 if (ret)
2719 return dev_err_probe(&client->dev, ret, "GPIO probe failed\n");
0a844ab7 2720
a97b24fe
LW		 2721 /* Graph Endpoint */
2722 handle = fwnode_graph_get_next_endpoint(dev_fwnode(&client->dev), NULL);
2723 if (!handle)
2724 return dev_err_probe(&client->dev, -ENXIO, "Endpoint for node get failed\n");
2725
2726 ov5670->endpoint.bus_type = V4L2_MBUS_CSI2_DPHY;
2727 ov5670->endpoint.bus.mipi_csi2.num_data_lanes = 2;
2728
2729 ret = v4l2_fwnode_endpoint_alloc_parse(handle, &ov5670->endpoint);
2730 fwnode_handle_put(handle);
2731 if (ret)
2732 return dev_err_probe(&client->dev, ret, "Endpoint parse failed\n");
2733
1e583b56
SA		 2734 full_power = acpi_dev_state_d0(&client->dev);
2735 if (full_power) {
62ab1e32 2736 ret = ov5670_runtime_resume(&client->dev);
a97b24fe
LW		 2737 if (ret) {
2738 dev_err_probe(&client->dev, ret, "Power up failed\n");
2739 goto error_endpoint;
2740 }
62ab1e32 2741
1e583b56
SA		 2742 /* Check module identity */
2743 ret = ov5670_identify_module(ov5670);
2744 if (ret) {
4ed6627b 2745 dev_err_probe(&client->dev, ret, "ov5670_identify_module() error\n");
62ab1e32 2746 goto error_power_off;
1e583b56 2747 }
5de35c9b
CR		 2748 }
2749
2750 mutex_init(&ov5670->mutex);
2751
2752 /* Set default mode to max resolution */
2753 ov5670->cur_mode = &supported_modes[0];
2754
2755 ret = ov5670_init_controls(ov5670);
2756 if (ret) {
4ed6627b 2757 dev_err_probe(&client->dev, ret, "ov5670_init_controls() error\n");
5de35c9b
CR		 2758 goto error_mutex_destroy;
2759 }
2760
dce6dd44
RR		 2761 ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
2762 V4L2_SUBDEV_FL_HAS_EVENTS;
5de35c9b
CR		 2763 ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
2764 ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
2765
2766 /* Source pad initialization */
2767 ov5670->pad.flags = MEDIA_PAD_FL_SOURCE;
2768 ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad);
2769 if (ret) {
4ed6627b 2770 dev_err_probe(&client->dev, ret, "media_entity_pads_init() error\n");
5de35c9b
CR		 2771 goto error_handler_free;
2772 }
2773
5de35c9b
CR		 2774 ov5670->streaming = false;
2775
1e583b56
SA		 2776 /* Set the device's state to active if it's in D0 state. */
2777 if (full_power)
2778 pm_runtime_set_active(&client->dev);
5de35c9b 2779 pm_runtime_enable(&client->dev);
62ab1e32
JM		 2780
2781 /* Async register for subdev */
2782 ret = v4l2_async_register_subdev_sensor(&ov5670->sd);
2783 if (ret < 0) {
4ed6627b 2784 dev_err_probe(&client->dev, ret, "v4l2_async_register_subdev() error\n");
62ab1e32
JM		 2785 goto error_pm_disable;
2786 }
2787
d508fffb 2788 pm_runtime_idle(&client->dev);
5de35c9b
CR		 2789
2790 return 0;
2791
62ab1e32
JM		 2792error_pm_disable:
2793 pm_runtime_disable(&client->dev);
2794
5de35c9b
CR		 2795 media_entity_cleanup(&ov5670->sd.entity);
2796
2797error_handler_free:
2798 v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler);
2799
2800error_mutex_destroy:
2801 mutex_destroy(&ov5670->mutex);
2802
62ab1e32
JM		 2803error_power_off:
2804 if (full_power)
2805 ov5670_runtime_suspend(&client->dev);
2806
a97b24fe
LW		 2807error_endpoint:
2808 v4l2_fwnode_endpoint_free(&ov5670->endpoint);
2809
5de35c9b
CR		 2810 return ret;
2811}
2812
ed5c2f5f 2813static void ov5670_remove(struct i2c_client *client)
5de35c9b
CR		 2814{
2815 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2816 struct ov5670 *ov5670 = to_ov5670(sd);
2817
2818 v4l2_async_unregister_subdev(sd);
2819 media_entity_cleanup(&sd->entity);
2820 v4l2_ctrl_handler_free(sd->ctrl_handler);
2821 mutex_destroy(&ov5670->mutex);
2822
5de35c9b 2823 pm_runtime_disable(&client->dev);
62ab1e32 2824 ov5670_runtime_suspend(&client->dev);
a97b24fe
LW		 2825
2826 v4l2_fwnode_endpoint_free(&ov5670->endpoint);
5de35c9b
CR		 2827}
2828
2829static const struct dev_pm_ops ov5670_pm_ops = {
2830 SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
62ab1e32 2831 SET_RUNTIME_PM_OPS(ov5670_runtime_suspend, ov5670_runtime_resume, NULL)
5de35c9b
CR		 2832};
2833
2834#ifdef CONFIG_ACPI
2835static const struct acpi_device_id ov5670_acpi_ids[] = {
1e583b56 2836 { "INT3479" },
5de35c9b
CR		 2837 { /* sentinel */ }
2838};
2839
2840MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
2841#endif
2842
5635500a
JM		 2843static const struct of_device_id ov5670_of_ids[] = {
2844 { .compatible = "ovti,ov5670" },
2845 { /* sentinel */ }
2846};
2847MODULE_DEVICE_TABLE(of, ov5670_of_ids);
2848
5de35c9b
CR		 2849static struct i2c_driver ov5670_i2c_driver = {
2850 .driver = {
2851 .name = "ov5670",
2852 .pm = &ov5670_pm_ops,
2853 .acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
5635500a 2854 .of_match_table = ov5670_of_ids,
5de35c9b
CR		 2855 },
2856 .probe_new = ov5670_probe,
2857 .remove = ov5670_remove,
1e583b56 2858 .flags = I2C_DRV_ACPI_WAIVE_D0_PROBE,
5de35c9b
CR		 2859};
2860
2861module_i2c_driver(ov5670_i2c_driver);
2862
2863MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>");
5fcec420 2864MODULE_AUTHOR("Yang, Hyungwoo");
5de35c9b
CR		 2865MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
2866MODULE_LICENSE("GPL v2");
Linux 6.x block layer and io_uring tree(s)