1 /* 2 * Copyright (c) 2017 Intel Corporation. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License version 6 * 2 as published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 */ 14 15 #include <linux/acpi.h> 16 #include <linux/i2c.h> 17 #include <linux/module.h> 18 #include <linux/pm_runtime.h> 19 #include <media/v4l2-ctrls.h> 20 #include <media/v4l2-device.h> 21 22 #define OV5670_REG_CHIP_ID 0x300a 23 #define OV5670_CHIP_ID 0x005670 24 25 #define OV5670_REG_MODE_SELECT 0x0100 26 #define OV5670_MODE_STANDBY 0x00 27 #define OV5670_MODE_STREAMING 0x01 28 29 #define OV5670_REG_SOFTWARE_RST 0x0103 30 #define OV5670_SOFTWARE_RST 0x01 31 32 /* vertical-timings from sensor */ 33 #define OV5670_REG_VTS 0x380e 34 #define OV5670_VTS_30FPS 0x0808 /* default for 30 fps */ 35 #define OV5670_VTS_MAX 0xffff 36 37 /* horizontal-timings from sensor */ 38 #define OV5670_REG_HTS 0x380c 39 40 /* 41 * Pixels-per-line(PPL) = Time-per-line * pixel-rate 42 * In OV5670, Time-per-line = HTS/SCLK. 43 * HTS is fixed for all resolutions, not recommended to change. 44 */ 45 #define OV5670_FIXED_PPL 2724 /* Pixels per line */ 46 47 /* Exposure controls from sensor */ 48 #define OV5670_REG_EXPOSURE 0x3500 49 #define OV5670_EXPOSURE_MIN 4 50 #define OV5670_EXPOSURE_STEP 1 51 52 /* Analog gain controls from sensor */ 53 #define OV5670_REG_ANALOG_GAIN 0x3508 54 #define ANALOG_GAIN_MIN 0 55 #define ANALOG_GAIN_MAX 8191 56 #define ANALOG_GAIN_STEP 1 57 #define ANALOG_GAIN_DEFAULT 128 58 59 /* Digital gain controls from sensor */ 60 #define OV5670_REG_R_DGTL_GAIN 0x5032 61 #define OV5670_REG_G_DGTL_GAIN 0x5034 62 #define OV5670_REG_B_DGTL_GAIN 0x5036 63 #define OV5670_DGTL_GAIN_MIN 0 64 #define OV5670_DGTL_GAIN_MAX 4095 65 #define OV5670_DGTL_GAIN_STEP 1 66 #define OV5670_DGTL_GAIN_DEFAULT 1024 67 68 /* Test Pattern Control */ 69 #define OV5670_REG_TEST_PATTERN 0x4303 70 #define OV5670_TEST_PATTERN_ENABLE BIT(3) 71 #define OV5670_REG_TEST_PATTERN_CTRL 0x4320 72 73 #define OV5670_REG_VALUE_08BIT 1 74 #define OV5670_REG_VALUE_16BIT 2 75 #define OV5670_REG_VALUE_24BIT 3 76 77 /* Initial number of frames to skip to avoid possible garbage */ 78 #define OV5670_NUM_OF_SKIP_FRAMES 2 79 80 struct ov5670_reg { 81 u16 address; 82 u8 val; 83 }; 84 85 struct ov5670_reg_list { 86 u32 num_of_regs; 87 const struct ov5670_reg *regs; 88 }; 89 90 struct ov5670_link_freq_config { 91 u32 pixel_rate; 92 const struct ov5670_reg_list reg_list; 93 }; 94 95 struct ov5670_mode { 96 /* Frame width in pixels */ 97 u32 width; 98 99 /* Frame height in pixels */ 100 u32 height; 101 102 /* Default vertical timining size */ 103 u32 vts_def; 104 105 /* Min vertical timining size */ 106 u32 vts_min; 107 108 /* Link frequency needed for this resolution */ 109 u32 link_freq_index; 110 111 /* Sensor register settings for this resolution */ 112 const struct ov5670_reg_list reg_list; 113 }; 114 115 static const struct ov5670_reg mipi_data_rate_840mbps[] = { 116 {0x0300, 0x04}, 117 {0x0301, 0x00}, 118 {0x0302, 0x84}, 119 {0x0303, 0x00}, 120 {0x0304, 0x03}, 121 {0x0305, 0x01}, 122 {0x0306, 0x01}, 123 {0x030a, 0x00}, 124 {0x030b, 0x00}, 125 {0x030c, 0x00}, 126 {0x030d, 0x26}, 127 {0x030e, 0x00}, 128 {0x030f, 0x06}, 129 {0x0312, 0x01}, 130 {0x3031, 0x0a}, 131 }; 132 133 static const struct ov5670_reg mode_2592x1944_regs[] = { 134 {0x3000, 0x00}, 135 {0x3002, 0x21}, 136 {0x3005, 0xf0}, 137 {0x3007, 0x00}, 138 {0x3015, 0x0f}, 139 {0x3018, 0x32}, 140 {0x301a, 0xf0}, 141 {0x301b, 0xf0}, 142 {0x301c, 0xf0}, 143 {0x301d, 0xf0}, 144 {0x301e, 0xf0}, 145 {0x3030, 0x00}, 146 {0x3031, 0x0a}, 147 {0x303c, 0xff}, 148 {0x303e, 0xff}, 149 {0x3040, 0xf0}, 150 {0x3041, 0x00}, 151 {0x3042, 0xf0}, 152 {0x3106, 0x11}, 153 {0x3500, 0x00}, 154 {0x3501, 0x80}, 155 {0x3502, 0x00}, 156 {0x3503, 0x04}, 157 {0x3504, 0x03}, 158 {0x3505, 0x83}, 159 {0x3508, 0x04}, 160 {0x3509, 0x00}, 161 {0x350e, 0x04}, 162 {0x350f, 0x00}, 163 {0x3510, 0x00}, 164 {0x3511, 0x02}, 165 {0x3512, 0x00}, 166 {0x3601, 0xc8}, 167 {0x3610, 0x88}, 168 {0x3612, 0x48}, 169 {0x3614, 0x5b}, 170 {0x3615, 0x96}, 171 {0x3621, 0xd0}, 172 {0x3622, 0x00}, 173 {0x3623, 0x00}, 174 {0x3633, 0x13}, 175 {0x3634, 0x13}, 176 {0x3635, 0x13}, 177 {0x3636, 0x13}, 178 {0x3645, 0x13}, 179 {0x3646, 0x82}, 180 {0x3650, 0x00}, 181 {0x3652, 0xff}, 182 {0x3655, 0x20}, 183 {0x3656, 0xff}, 184 {0x365a, 0xff}, 185 {0x365e, 0xff}, 186 {0x3668, 0x00}, 187 {0x366a, 0x07}, 188 {0x366e, 0x10}, 189 {0x366d, 0x00}, 190 {0x366f, 0x80}, 191 {0x3700, 0x28}, 192 {0x3701, 0x10}, 193 {0x3702, 0x3a}, 194 {0x3703, 0x19}, 195 {0x3704, 0x10}, 196 {0x3705, 0x00}, 197 {0x3706, 0x66}, 198 {0x3707, 0x08}, 199 {0x3708, 0x34}, 200 {0x3709, 0x40}, 201 {0x370a, 0x01}, 202 {0x370b, 0x1b}, 203 {0x3714, 0x24}, 204 {0x371a, 0x3e}, 205 {0x3733, 0x00}, 206 {0x3734, 0x00}, 207 {0x373a, 0x05}, 208 {0x373b, 0x06}, 209 {0x373c, 0x0a}, 210 {0x373f, 0xa0}, 211 {0x3755, 0x00}, 212 {0x3758, 0x00}, 213 {0x375b, 0x0e}, 214 {0x3766, 0x5f}, 215 {0x3768, 0x00}, 216 {0x3769, 0x22}, 217 {0x3773, 0x08}, 218 {0x3774, 0x1f}, 219 {0x3776, 0x06}, 220 {0x37a0, 0x88}, 221 {0x37a1, 0x5c}, 222 {0x37a7, 0x88}, 223 {0x37a8, 0x70}, 224 {0x37aa, 0x88}, 225 {0x37ab, 0x48}, 226 {0x37b3, 0x66}, 227 {0x37c2, 0x04}, 228 {0x37c5, 0x00}, 229 {0x37c8, 0x00}, 230 {0x3800, 0x00}, 231 {0x3801, 0x0c}, 232 {0x3802, 0x00}, 233 {0x3803, 0x04}, 234 {0x3804, 0x0a}, 235 {0x3805, 0x33}, 236 {0x3806, 0x07}, 237 {0x3807, 0xa3}, 238 {0x3808, 0x0a}, 239 {0x3809, 0x20}, 240 {0x380a, 0x07}, 241 {0x380b, 0x98}, 242 {0x380c, 0x06}, 243 {0x380d, 0x90}, 244 {0x380e, 0x08}, 245 {0x380f, 0x08}, 246 {0x3811, 0x04}, 247 {0x3813, 0x02}, 248 {0x3814, 0x01}, 249 {0x3815, 0x01}, 250 {0x3816, 0x00}, 251 {0x3817, 0x00}, 252 {0x3818, 0x00}, 253 {0x3819, 0x00}, 254 {0x3820, 0x84}, 255 {0x3821, 0x46}, 256 {0x3822, 0x48}, 257 {0x3826, 0x00}, 258 {0x3827, 0x08}, 259 {0x382a, 0x01}, 260 {0x382b, 0x01}, 261 {0x3830, 0x08}, 262 {0x3836, 0x02}, 263 {0x3837, 0x00}, 264 {0x3838, 0x10}, 265 {0x3841, 0xff}, 266 {0x3846, 0x48}, 267 {0x3861, 0x00}, 268 {0x3862, 0x04}, 269 {0x3863, 0x06}, 270 {0x3a11, 0x01}, 271 {0x3a12, 0x78}, 272 {0x3b00, 0x00}, 273 {0x3b02, 0x00}, 274 {0x3b03, 0x00}, 275 {0x3b04, 0x00}, 276 {0x3b05, 0x00}, 277 {0x3c00, 0x89}, 278 {0x3c01, 0xab}, 279 {0x3c02, 0x01}, 280 {0x3c03, 0x00}, 281 {0x3c04, 0x00}, 282 {0x3c05, 0x03}, 283 {0x3c06, 0x00}, 284 {0x3c07, 0x05}, 285 {0x3c0c, 0x00}, 286 {0x3c0d, 0x00}, 287 {0x3c0e, 0x00}, 288 {0x3c0f, 0x00}, 289 {0x3c40, 0x00}, 290 {0x3c41, 0xa3}, 291 {0x3c43, 0x7d}, 292 {0x3c45, 0xd7}, 293 {0x3c47, 0xfc}, 294 {0x3c50, 0x05}, 295 {0x3c52, 0xaa}, 296 {0x3c54, 0x71}, 297 {0x3c56, 0x80}, 298 {0x3d85, 0x17}, 299 {0x3f03, 0x00}, 300 {0x3f0a, 0x00}, 301 {0x3f0b, 0x00}, 302 {0x4001, 0x60}, 303 {0x4009, 0x0d}, 304 {0x4020, 0x00}, 305 {0x4021, 0x00}, 306 {0x4022, 0x00}, 307 {0x4023, 0x00}, 308 {0x4024, 0x00}, 309 {0x4025, 0x00}, 310 {0x4026, 0x00}, 311 {0x4027, 0x00}, 312 {0x4028, 0x00}, 313 {0x4029, 0x00}, 314 {0x402a, 0x00}, 315 {0x402b, 0x00}, 316 {0x402c, 0x00}, 317 {0x402d, 0x00}, 318 {0x402e, 0x00}, 319 {0x402f, 0x00}, 320 {0x4040, 0x00}, 321 {0x4041, 0x03}, 322 {0x4042, 0x00}, 323 {0x4043, 0x7A}, 324 {0x4044, 0x00}, 325 {0x4045, 0x7A}, 326 {0x4046, 0x00}, 327 {0x4047, 0x7A}, 328 {0x4048, 0x00}, 329 {0x4049, 0x7A}, 330 {0x4307, 0x30}, 331 {0x4500, 0x58}, 332 {0x4501, 0x04}, 333 {0x4502, 0x40}, 334 {0x4503, 0x10}, 335 {0x4508, 0xaa}, 336 {0x4509, 0xaa}, 337 {0x450a, 0x00}, 338 {0x450b, 0x00}, 339 {0x4600, 0x01}, 340 {0x4601, 0x03}, 341 {0x4700, 0xa4}, 342 {0x4800, 0x4c}, 343 {0x4816, 0x53}, 344 {0x481f, 0x40}, 345 {0x4837, 0x13}, 346 {0x5000, 0x56}, 347 {0x5001, 0x01}, 348 {0x5002, 0x28}, 349 {0x5004, 0x0c}, 350 {0x5006, 0x0c}, 351 {0x5007, 0xe0}, 352 {0x5008, 0x01}, 353 {0x5009, 0xb0}, 354 {0x5901, 0x00}, 355 {0x5a01, 0x00}, 356 {0x5a03, 0x00}, 357 {0x5a04, 0x0c}, 358 {0x5a05, 0xe0}, 359 {0x5a06, 0x09}, 360 {0x5a07, 0xb0}, 361 {0x5a08, 0x06}, 362 {0x5e00, 0x00}, 363 {0x3734, 0x40}, 364 {0x5b00, 0x01}, 365 {0x5b01, 0x10}, 366 {0x5b02, 0x01}, 367 {0x5b03, 0xdb}, 368 {0x3d8c, 0x71}, 369 {0x3d8d, 0xea}, 370 {0x4017, 0x08}, 371 {0x3618, 0x2a}, 372 {0x5780, 0x3e}, 373 {0x5781, 0x0f}, 374 {0x5782, 0x44}, 375 {0x5783, 0x02}, 376 {0x5784, 0x01}, 377 {0x5785, 0x01}, 378 {0x5786, 0x00}, 379 {0x5787, 0x04}, 380 {0x5788, 0x02}, 381 {0x5789, 0x0f}, 382 {0x578a, 0xfd}, 383 {0x578b, 0xf5}, 384 {0x578c, 0xf5}, 385 {0x578d, 0x03}, 386 {0x578e, 0x08}, 387 {0x578f, 0x0c}, 388 {0x5790, 0x08}, 389 {0x5791, 0x06}, 390 {0x5792, 0x00}, 391 {0x5793, 0x52}, 392 {0x5794, 0xa3}, 393 {0x3503, 0x00}, 394 {0x5045, 0x05}, 395 {0x4003, 0x40}, 396 {0x5048, 0x40} 397 }; 398 399 static const struct ov5670_reg mode_1296x972_regs[] = { 400 {0x3000, 0x00}, 401 {0x3002, 0x21}, 402 {0x3005, 0xf0}, 403 {0x3007, 0x00}, 404 {0x3015, 0x0f}, 405 {0x3018, 0x32}, 406 {0x301a, 0xf0}, 407 {0x301b, 0xf0}, 408 {0x301c, 0xf0}, 409 {0x301d, 0xf0}, 410 {0x301e, 0xf0}, 411 {0x3030, 0x00}, 412 {0x3031, 0x0a}, 413 {0x303c, 0xff}, 414 {0x303e, 0xff}, 415 {0x3040, 0xf0}, 416 {0x3041, 0x00}, 417 {0x3042, 0xf0}, 418 {0x3106, 0x11}, 419 {0x3500, 0x00}, 420 {0x3501, 0x80}, 421 {0x3502, 0x00}, 422 {0x3503, 0x04}, 423 {0x3504, 0x03}, 424 {0x3505, 0x83}, 425 {0x3508, 0x07}, 426 {0x3509, 0x80}, 427 {0x350e, 0x04}, 428 {0x350f, 0x00}, 429 {0x3510, 0x00}, 430 {0x3511, 0x02}, 431 {0x3512, 0x00}, 432 {0x3601, 0xc8}, 433 {0x3610, 0x88}, 434 {0x3612, 0x48}, 435 {0x3614, 0x5b}, 436 {0x3615, 0x96}, 437 {0x3621, 0xd0}, 438 {0x3622, 0x00}, 439 {0x3623, 0x00}, 440 {0x3633, 0x13}, 441 {0x3634, 0x13}, 442 {0x3635, 0x13}, 443 {0x3636, 0x13}, 444 {0x3645, 0x13}, 445 {0x3646, 0x82}, 446 {0x3650, 0x00}, 447 {0x3652, 0xff}, 448 {0x3655, 0x20}, 449 {0x3656, 0xff}, 450 {0x365a, 0xff}, 451 {0x365e, 0xff}, 452 {0x3668, 0x00}, 453 {0x366a, 0x07}, 454 {0x366e, 0x08}, 455 {0x366d, 0x00}, 456 {0x366f, 0x80}, 457 {0x3700, 0x28}, 458 {0x3701, 0x10}, 459 {0x3702, 0x3a}, 460 {0x3703, 0x19}, 461 {0x3704, 0x10}, 462 {0x3705, 0x00}, 463 {0x3706, 0x66}, 464 {0x3707, 0x08}, 465 {0x3708, 0x34}, 466 {0x3709, 0x40}, 467 {0x370a, 0x01}, 468 {0x370b, 0x1b}, 469 {0x3714, 0x24}, 470 {0x371a, 0x3e}, 471 {0x3733, 0x00}, 472 {0x3734, 0x00}, 473 {0x373a, 0x05}, 474 {0x373b, 0x06}, 475 {0x373c, 0x0a}, 476 {0x373f, 0xa0}, 477 {0x3755, 0x00}, 478 {0x3758, 0x00}, 479 {0x375b, 0x0e}, 480 {0x3766, 0x5f}, 481 {0x3768, 0x00}, 482 {0x3769, 0x22}, 483 {0x3773, 0x08}, 484 {0x3774, 0x1f}, 485 {0x3776, 0x06}, 486 {0x37a0, 0x88}, 487 {0x37a1, 0x5c}, 488 {0x37a7, 0x88}, 489 {0x37a8, 0x70}, 490 {0x37aa, 0x88}, 491 {0x37ab, 0x48}, 492 {0x37b3, 0x66}, 493 {0x37c2, 0x04}, 494 {0x37c5, 0x00}, 495 {0x37c8, 0x00}, 496 {0x3800, 0x00}, 497 {0x3801, 0x0c}, 498 {0x3802, 0x00}, 499 {0x3803, 0x04}, 500 {0x3804, 0x0a}, 501 {0x3805, 0x33}, 502 {0x3806, 0x07}, 503 {0x3807, 0xa3}, 504 {0x3808, 0x05}, 505 {0x3809, 0x10}, 506 {0x380a, 0x03}, 507 {0x380b, 0xcc}, 508 {0x380c, 0x06}, 509 {0x380d, 0x90}, 510 {0x380e, 0x08}, 511 {0x380f, 0x08}, 512 {0x3811, 0x04}, 513 {0x3813, 0x04}, 514 {0x3814, 0x03}, 515 {0x3815, 0x01}, 516 {0x3816, 0x00}, 517 {0x3817, 0x00}, 518 {0x3818, 0x00}, 519 {0x3819, 0x00}, 520 {0x3820, 0x94}, 521 {0x3821, 0x47}, 522 {0x3822, 0x48}, 523 {0x3826, 0x00}, 524 {0x3827, 0x08}, 525 {0x382a, 0x03}, 526 {0x382b, 0x01}, 527 {0x3830, 0x08}, 528 {0x3836, 0x02}, 529 {0x3837, 0x00}, 530 {0x3838, 0x10}, 531 {0x3841, 0xff}, 532 {0x3846, 0x48}, 533 {0x3861, 0x00}, 534 {0x3862, 0x04}, 535 {0x3863, 0x06}, 536 {0x3a11, 0x01}, 537 {0x3a12, 0x78}, 538 {0x3b00, 0x00}, 539 {0x3b02, 0x00}, 540 {0x3b03, 0x00}, 541 {0x3b04, 0x00}, 542 {0x3b05, 0x00}, 543 {0x3c00, 0x89}, 544 {0x3c01, 0xab}, 545 {0x3c02, 0x01}, 546 {0x3c03, 0x00}, 547 {0x3c04, 0x00}, 548 {0x3c05, 0x03}, 549 {0x3c06, 0x00}, 550 {0x3c07, 0x05}, 551 {0x3c0c, 0x00}, 552 {0x3c0d, 0x00}, 553 {0x3c0e, 0x00}, 554 {0x3c0f, 0x00}, 555 {0x3c40, 0x00}, 556 {0x3c41, 0xa3}, 557 {0x3c43, 0x7d}, 558 {0x3c45, 0xd7}, 559 {0x3c47, 0xfc}, 560 {0x3c50, 0x05}, 561 {0x3c52, 0xaa}, 562 {0x3c54, 0x71}, 563 {0x3c56, 0x80}, 564 {0x3d85, 0x17}, 565 {0x3f03, 0x00}, 566 {0x3f0a, 0x00}, 567 {0x3f0b, 0x00}, 568 {0x4001, 0x60}, 569 {0x4009, 0x05}, 570 {0x4020, 0x00}, 571 {0x4021, 0x00}, 572 {0x4022, 0x00}, 573 {0x4023, 0x00}, 574 {0x4024, 0x00}, 575 {0x4025, 0x00}, 576 {0x4026, 0x00}, 577 {0x4027, 0x00}, 578 {0x4028, 0x00}, 579 {0x4029, 0x00}, 580 {0x402a, 0x00}, 581 {0x402b, 0x00}, 582 {0x402c, 0x00}, 583 {0x402d, 0x00}, 584 {0x402e, 0x00}, 585 {0x402f, 0x00}, 586 {0x4040, 0x00}, 587 {0x4041, 0x03}, 588 {0x4042, 0x00}, 589 {0x4043, 0x7A}, 590 {0x4044, 0x00}, 591 {0x4045, 0x7A}, 592 {0x4046, 0x00}, 593 {0x4047, 0x7A}, 594 {0x4048, 0x00}, 595 {0x4049, 0x7A}, 596 {0x4307, 0x30}, 597 {0x4500, 0x58}, 598 {0x4501, 0x04}, 599 {0x4502, 0x48}, 600 {0x4503, 0x10}, 601 {0x4508, 0x55}, 602 {0x4509, 0x55}, 603 {0x450a, 0x00}, 604 {0x450b, 0x00}, 605 {0x4600, 0x00}, 606 {0x4601, 0x81}, 607 {0x4700, 0xa4}, 608 {0x4800, 0x4c}, 609 {0x4816, 0x53}, 610 {0x481f, 0x40}, 611 {0x4837, 0x13}, 612 {0x5000, 0x56}, 613 {0x5001, 0x01}, 614 {0x5002, 0x28}, 615 {0x5004, 0x0c}, 616 {0x5006, 0x0c}, 617 {0x5007, 0xe0}, 618 {0x5008, 0x01}, 619 {0x5009, 0xb0}, 620 {0x5901, 0x00}, 621 {0x5a01, 0x00}, 622 {0x5a03, 0x00}, 623 {0x5a04, 0x0c}, 624 {0x5a05, 0xe0}, 625 {0x5a06, 0x09}, 626 {0x5a07, 0xb0}, 627 {0x5a08, 0x06}, 628 {0x5e00, 0x00}, 629 {0x3734, 0x40}, 630 {0x5b00, 0x01}, 631 {0x5b01, 0x10}, 632 {0x5b02, 0x01}, 633 {0x5b03, 0xdb}, 634 {0x3d8c, 0x71}, 635 {0x3d8d, 0xea}, 636 {0x4017, 0x10}, 637 {0x3618, 0x2a}, 638 {0x5780, 0x3e}, 639 {0x5781, 0x0f}, 640 {0x5782, 0x44}, 641 {0x5783, 0x02}, 642 {0x5784, 0x01}, 643 {0x5785, 0x01}, 644 {0x5786, 0x00}, 645 {0x5787, 0x04}, 646 {0x5788, 0x02}, 647 {0x5789, 0x0f}, 648 {0x578a, 0xfd}, 649 {0x578b, 0xf5}, 650 {0x578c, 0xf5}, 651 {0x578d, 0x03}, 652 {0x578e, 0x08}, 653 {0x578f, 0x0c}, 654 {0x5790, 0x08}, 655 {0x5791, 0x04}, 656 {0x5792, 0x00}, 657 {0x5793, 0x52}, 658 {0x5794, 0xa3}, 659 {0x3503, 0x00}, 660 {0x5045, 0x05}, 661 {0x4003, 0x40}, 662 {0x5048, 0x40} 663 }; 664 665 static const struct ov5670_reg mode_648x486_regs[] = { 666 {0x3000, 0x00}, 667 {0x3002, 0x21}, 668 {0x3005, 0xf0}, 669 {0x3007, 0x00}, 670 {0x3015, 0x0f}, 671 {0x3018, 0x32}, 672 {0x301a, 0xf0}, 673 {0x301b, 0xf0}, 674 {0x301c, 0xf0}, 675 {0x301d, 0xf0}, 676 {0x301e, 0xf0}, 677 {0x3030, 0x00}, 678 {0x3031, 0x0a}, 679 {0x303c, 0xff}, 680 {0x303e, 0xff}, 681 {0x3040, 0xf0}, 682 {0x3041, 0x00}, 683 {0x3042, 0xf0}, 684 {0x3106, 0x11}, 685 {0x3500, 0x00}, 686 {0x3501, 0x80}, 687 {0x3502, 0x00}, 688 {0x3503, 0x04}, 689 {0x3504, 0x03}, 690 {0x3505, 0x83}, 691 {0x3508, 0x04}, 692 {0x3509, 0x00}, 693 {0x350e, 0x04}, 694 {0x350f, 0x00}, 695 {0x3510, 0x00}, 696 {0x3511, 0x02}, 697 {0x3512, 0x00}, 698 {0x3601, 0xc8}, 699 {0x3610, 0x88}, 700 {0x3612, 0x48}, 701 {0x3614, 0x5b}, 702 {0x3615, 0x96}, 703 {0x3621, 0xd0}, 704 {0x3622, 0x00}, 705 {0x3623, 0x04}, 706 {0x3633, 0x13}, 707 {0x3634, 0x13}, 708 {0x3635, 0x13}, 709 {0x3636, 0x13}, 710 {0x3645, 0x13}, 711 {0x3646, 0x82}, 712 {0x3650, 0x00}, 713 {0x3652, 0xff}, 714 {0x3655, 0x20}, 715 {0x3656, 0xff}, 716 {0x365a, 0xff}, 717 {0x365e, 0xff}, 718 {0x3668, 0x00}, 719 {0x366a, 0x07}, 720 {0x366e, 0x08}, 721 {0x366d, 0x00}, 722 {0x366f, 0x80}, 723 {0x3700, 0x28}, 724 {0x3701, 0x10}, 725 {0x3702, 0x3a}, 726 {0x3703, 0x19}, 727 {0x3704, 0x10}, 728 {0x3705, 0x00}, 729 {0x3706, 0x66}, 730 {0x3707, 0x08}, 731 {0x3708, 0x34}, 732 {0x3709, 0x40}, 733 {0x370a, 0x01}, 734 {0x370b, 0x1b}, 735 {0x3714, 0x24}, 736 {0x371a, 0x3e}, 737 {0x3733, 0x00}, 738 {0x3734, 0x00}, 739 {0x373a, 0x05}, 740 {0x373b, 0x06}, 741 {0x373c, 0x0a}, 742 {0x373f, 0xa0}, 743 {0x3755, 0x00}, 744 {0x3758, 0x00}, 745 {0x375b, 0x0e}, 746 {0x3766, 0x5f}, 747 {0x3768, 0x00}, 748 {0x3769, 0x22}, 749 {0x3773, 0x08}, 750 {0x3774, 0x1f}, 751 {0x3776, 0x06}, 752 {0x37a0, 0x88}, 753 {0x37a1, 0x5c}, 754 {0x37a7, 0x88}, 755 {0x37a8, 0x70}, 756 {0x37aa, 0x88}, 757 {0x37ab, 0x48}, 758 {0x37b3, 0x66}, 759 {0x37c2, 0x04}, 760 {0x37c5, 0x00}, 761 {0x37c8, 0x00}, 762 {0x3800, 0x00}, 763 {0x3801, 0x0c}, 764 {0x3802, 0x00}, 765 {0x3803, 0x04}, 766 {0x3804, 0x0a}, 767 {0x3805, 0x33}, 768 {0x3806, 0x07}, 769 {0x3807, 0xa3}, 770 {0x3808, 0x02}, 771 {0x3809, 0x88}, 772 {0x380a, 0x01}, 773 {0x380b, 0xe6}, 774 {0x380c, 0x06}, 775 {0x380d, 0x90}, 776 {0x380e, 0x08}, 777 {0x380f, 0x08}, 778 {0x3811, 0x04}, 779 {0x3813, 0x02}, 780 {0x3814, 0x07}, 781 {0x3815, 0x01}, 782 {0x3816, 0x00}, 783 {0x3817, 0x00}, 784 {0x3818, 0x00}, 785 {0x3819, 0x00}, 786 {0x3820, 0x94}, 787 {0x3821, 0xc6}, 788 {0x3822, 0x48}, 789 {0x3826, 0x00}, 790 {0x3827, 0x08}, 791 {0x382a, 0x07}, 792 {0x382b, 0x01}, 793 {0x3830, 0x08}, 794 {0x3836, 0x02}, 795 {0x3837, 0x00}, 796 {0x3838, 0x10}, 797 {0x3841, 0xff}, 798 {0x3846, 0x48}, 799 {0x3861, 0x00}, 800 {0x3862, 0x04}, 801 {0x3863, 0x06}, 802 {0x3a11, 0x01}, 803 {0x3a12, 0x78}, 804 {0x3b00, 0x00}, 805 {0x3b02, 0x00}, 806 {0x3b03, 0x00}, 807 {0x3b04, 0x00}, 808 {0x3b05, 0x00}, 809 {0x3c00, 0x89}, 810 {0x3c01, 0xab}, 811 {0x3c02, 0x01}, 812 {0x3c03, 0x00}, 813 {0x3c04, 0x00}, 814 {0x3c05, 0x03}, 815 {0x3c06, 0x00}, 816 {0x3c07, 0x05}, 817 {0x3c0c, 0x00}, 818 {0x3c0d, 0x00}, 819 {0x3c0e, 0x00}, 820 {0x3c0f, 0x00}, 821 {0x3c40, 0x00}, 822 {0x3c41, 0xa3}, 823 {0x3c43, 0x7d}, 824 {0x3c45, 0xd7}, 825 {0x3c47, 0xfc}, 826 {0x3c50, 0x05}, 827 {0x3c52, 0xaa}, 828 {0x3c54, 0x71}, 829 {0x3c56, 0x80}, 830 {0x3d85, 0x17}, 831 {0x3f03, 0x00}, 832 {0x3f0a, 0x00}, 833 {0x3f0b, 0x00}, 834 {0x4001, 0x60}, 835 {0x4009, 0x05}, 836 {0x4020, 0x00}, 837 {0x4021, 0x00}, 838 {0x4022, 0x00}, 839 {0x4023, 0x00}, 840 {0x4024, 0x00}, 841 {0x4025, 0x00}, 842 {0x4026, 0x00}, 843 {0x4027, 0x00}, 844 {0x4028, 0x00}, 845 {0x4029, 0x00}, 846 {0x402a, 0x00}, 847 {0x402b, 0x00}, 848 {0x402c, 0x00}, 849 {0x402d, 0x00}, 850 {0x402e, 0x00}, 851 {0x402f, 0x00}, 852 {0x4040, 0x00}, 853 {0x4041, 0x03}, 854 {0x4042, 0x00}, 855 {0x4043, 0x7A}, 856 {0x4044, 0x00}, 857 {0x4045, 0x7A}, 858 {0x4046, 0x00}, 859 {0x4047, 0x7A}, 860 {0x4048, 0x00}, 861 {0x4049, 0x7A}, 862 {0x4307, 0x30}, 863 {0x4500, 0x58}, 864 {0x4501, 0x04}, 865 {0x4502, 0x40}, 866 {0x4503, 0x10}, 867 {0x4508, 0x55}, 868 {0x4509, 0x55}, 869 {0x450a, 0x02}, 870 {0x450b, 0x00}, 871 {0x4600, 0x00}, 872 {0x4601, 0x40}, 873 {0x4700, 0xa4}, 874 {0x4800, 0x4c}, 875 {0x4816, 0x53}, 876 {0x481f, 0x40}, 877 {0x4837, 0x13}, 878 {0x5000, 0x56}, 879 {0x5001, 0x01}, 880 {0x5002, 0x28}, 881 {0x5004, 0x0c}, 882 {0x5006, 0x0c}, 883 {0x5007, 0xe0}, 884 {0x5008, 0x01}, 885 {0x5009, 0xb0}, 886 {0x5901, 0x00}, 887 {0x5a01, 0x00}, 888 {0x5a03, 0x00}, 889 {0x5a04, 0x0c}, 890 {0x5a05, 0xe0}, 891 {0x5a06, 0x09}, 892 {0x5a07, 0xb0}, 893 {0x5a08, 0x06}, 894 {0x5e00, 0x00}, 895 {0x3734, 0x40}, 896 {0x5b00, 0x01}, 897 {0x5b01, 0x10}, 898 {0x5b02, 0x01}, 899 {0x5b03, 0xdb}, 900 {0x3d8c, 0x71}, 901 {0x3d8d, 0xea}, 902 {0x4017, 0x10}, 903 {0x3618, 0x2a}, 904 {0x5780, 0x3e}, 905 {0x5781, 0x0f}, 906 {0x5782, 0x44}, 907 {0x5783, 0x02}, 908 {0x5784, 0x01}, 909 {0x5785, 0x01}, 910 {0x5786, 0x00}, 911 {0x5787, 0x04}, 912 {0x5788, 0x02}, 913 {0x5789, 0x0f}, 914 {0x578a, 0xfd}, 915 {0x578b, 0xf5}, 916 {0x578c, 0xf5}, 917 {0x578d, 0x03}, 918 {0x578e, 0x08}, 919 {0x578f, 0x0c}, 920 {0x5790, 0x08}, 921 {0x5791, 0x06}, 922 {0x5792, 0x00}, 923 {0x5793, 0x52}, 924 {0x5794, 0xa3}, 925 {0x3503, 0x00}, 926 {0x5045, 0x05}, 927 {0x4003, 0x40}, 928 {0x5048, 0x40} 929 }; 930 931 static const struct ov5670_reg mode_2560x1440_regs[] = { 932 {0x3000, 0x00}, 933 {0x3002, 0x21}, 934 {0x3005, 0xf0}, 935 {0x3007, 0x00}, 936 {0x3015, 0x0f}, 937 {0x3018, 0x32}, 938 {0x301a, 0xf0}, 939 {0x301b, 0xf0}, 940 {0x301c, 0xf0}, 941 {0x301d, 0xf0}, 942 {0x301e, 0xf0}, 943 {0x3030, 0x00}, 944 {0x3031, 0x0a}, 945 {0x303c, 0xff}, 946 {0x303e, 0xff}, 947 {0x3040, 0xf0}, 948 {0x3041, 0x00}, 949 {0x3042, 0xf0}, 950 {0x3106, 0x11}, 951 {0x3500, 0x00}, 952 {0x3501, 0x80}, 953 {0x3502, 0x00}, 954 {0x3503, 0x04}, 955 {0x3504, 0x03}, 956 {0x3505, 0x83}, 957 {0x3508, 0x04}, 958 {0x3509, 0x00}, 959 {0x350e, 0x04}, 960 {0x350f, 0x00}, 961 {0x3510, 0x00}, 962 {0x3511, 0x02}, 963 {0x3512, 0x00}, 964 {0x3601, 0xc8}, 965 {0x3610, 0x88}, 966 {0x3612, 0x48}, 967 {0x3614, 0x5b}, 968 {0x3615, 0x96}, 969 {0x3621, 0xd0}, 970 {0x3622, 0x00}, 971 {0x3623, 0x00}, 972 {0x3633, 0x13}, 973 {0x3634, 0x13}, 974 {0x3635, 0x13}, 975 {0x3636, 0x13}, 976 {0x3645, 0x13}, 977 {0x3646, 0x82}, 978 {0x3650, 0x00}, 979 {0x3652, 0xff}, 980 {0x3655, 0x20}, 981 {0x3656, 0xff}, 982 {0x365a, 0xff}, 983 {0x365e, 0xff}, 984 {0x3668, 0x00}, 985 {0x366a, 0x07}, 986 {0x366e, 0x10}, 987 {0x366d, 0x00}, 988 {0x366f, 0x80}, 989 {0x3700, 0x28}, 990 {0x3701, 0x10}, 991 {0x3702, 0x3a}, 992 {0x3703, 0x19}, 993 {0x3704, 0x10}, 994 {0x3705, 0x00}, 995 {0x3706, 0x66}, 996 {0x3707, 0x08}, 997 {0x3708, 0x34}, 998 {0x3709, 0x40}, 999 {0x370a, 0x01}, 1000 {0x370b, 0x1b}, 1001 {0x3714, 0x24}, 1002 {0x371a, 0x3e}, 1003 {0x3733, 0x00}, 1004 {0x3734, 0x00}, 1005 {0x373a, 0x05}, 1006 {0x373b, 0x06}, 1007 {0x373c, 0x0a}, 1008 {0x373f, 0xa0}, 1009 {0x3755, 0x00}, 1010 {0x3758, 0x00}, 1011 {0x375b, 0x0e}, 1012 {0x3766, 0x5f}, 1013 {0x3768, 0x00}, 1014 {0x3769, 0x22}, 1015 {0x3773, 0x08}, 1016 {0x3774, 0x1f}, 1017 {0x3776, 0x06}, 1018 {0x37a0, 0x88}, 1019 {0x37a1, 0x5c}, 1020 {0x37a7, 0x88}, 1021 {0x37a8, 0x70}, 1022 {0x37aa, 0x88}, 1023 {0x37ab, 0x48}, 1024 {0x37b3, 0x66}, 1025 {0x37c2, 0x04}, 1026 {0x37c5, 0x00}, 1027 {0x37c8, 0x00}, 1028 {0x3800, 0x00}, 1029 {0x3801, 0x0c}, 1030 {0x3802, 0x00}, 1031 {0x3803, 0x04}, 1032 {0x3804, 0x0a}, 1033 {0x3805, 0x33}, 1034 {0x3806, 0x07}, 1035 {0x3807, 0xa3}, 1036 {0x3808, 0x0a}, 1037 {0x3809, 0x00}, 1038 {0x380a, 0x05}, 1039 {0x380b, 0xa0}, 1040 {0x380c, 0x06}, 1041 {0x380d, 0x90}, 1042 {0x380e, 0x08}, 1043 {0x380f, 0x08}, 1044 {0x3811, 0x04}, 1045 {0x3813, 0x02}, 1046 {0x3814, 0x01}, 1047 {0x3815, 0x01}, 1048 {0x3816, 0x00}, 1049 {0x3817, 0x00}, 1050 {0x3818, 0x00}, 1051 {0x3819, 0x00}, 1052 {0x3820, 0x84}, 1053 {0x3821, 0x46}, 1054 {0x3822, 0x48}, 1055 {0x3826, 0x00}, 1056 {0x3827, 0x08}, 1057 {0x382a, 0x01}, 1058 {0x382b, 0x01}, 1059 {0x3830, 0x08}, 1060 {0x3836, 0x02}, 1061 {0x3837, 0x00}, 1062 {0x3838, 0x10}, 1063 {0x3841, 0xff}, 1064 {0x3846, 0x48}, 1065 {0x3861, 0x00}, 1066 {0x3862, 0x04}, 1067 {0x3863, 0x06}, 1068 {0x3a11, 0x01}, 1069 {0x3a12, 0x78}, 1070 {0x3b00, 0x00}, 1071 {0x3b02, 0x00}, 1072 {0x3b03, 0x00}, 1073 {0x3b04, 0x00}, 1074 {0x3b05, 0x00}, 1075 {0x3c00, 0x89}, 1076 {0x3c01, 0xab}, 1077 {0x3c02, 0x01}, 1078 {0x3c03, 0x00}, 1079 {0x3c04, 0x00}, 1080 {0x3c05, 0x03}, 1081 {0x3c06, 0x00}, 1082 {0x3c07, 0x05}, 1083 {0x3c0c, 0x00}, 1084 {0x3c0d, 0x00}, 1085 {0x3c0e, 0x00}, 1086 {0x3c0f, 0x00}, 1087 {0x3c40, 0x00}, 1088 {0x3c41, 0xa3}, 1089 {0x3c43, 0x7d}, 1090 {0x3c45, 0xd7}, 1091 {0x3c47, 0xfc}, 1092 {0x3c50, 0x05}, 1093 {0x3c52, 0xaa}, 1094 {0x3c54, 0x71}, 1095 {0x3c56, 0x80}, 1096 {0x3d85, 0x17}, 1097 {0x3f03, 0x00}, 1098 {0x3f0a, 0x00}, 1099 {0x3f0b, 0x00}, 1100 {0x4001, 0x60}, 1101 {0x4009, 0x0d}, 1102 {0x4020, 0x00}, 1103 {0x4021, 0x00}, 1104 {0x4022, 0x00}, 1105 {0x4023, 0x00}, 1106 {0x4024, 0x00}, 1107 {0x4025, 0x00}, 1108 {0x4026, 0x00}, 1109 {0x4027, 0x00}, 1110 {0x4028, 0x00}, 1111 {0x4029, 0x00}, 1112 {0x402a, 0x00}, 1113 {0x402b, 0x00}, 1114 {0x402c, 0x00}, 1115 {0x402d, 0x00}, 1116 {0x402e, 0x00}, 1117 {0x402f, 0x00}, 1118 {0x4040, 0x00}, 1119 {0x4041, 0x03}, 1120 {0x4042, 0x00}, 1121 {0x4043, 0x7A}, 1122 {0x4044, 0x00}, 1123 {0x4045, 0x7A}, 1124 {0x4046, 0x00}, 1125 {0x4047, 0x7A}, 1126 {0x4048, 0x00}, 1127 {0x4049, 0x7A}, 1128 {0x4307, 0x30}, 1129 {0x4500, 0x58}, 1130 {0x4501, 0x04}, 1131 {0x4502, 0x40}, 1132 {0x4503, 0x10}, 1133 {0x4508, 0xaa}, 1134 {0x4509, 0xaa}, 1135 {0x450a, 0x00}, 1136 {0x450b, 0x00}, 1137 {0x4600, 0x01}, 1138 {0x4601, 0x00}, 1139 {0x4700, 0xa4}, 1140 {0x4800, 0x4c}, 1141 {0x4816, 0x53}, 1142 {0x481f, 0x40}, 1143 {0x4837, 0x13}, 1144 {0x5000, 0x56}, 1145 {0x5001, 0x01}, 1146 {0x5002, 0x28}, 1147 {0x5004, 0x0c}, 1148 {0x5006, 0x0c}, 1149 {0x5007, 0xe0}, 1150 {0x5008, 0x01}, 1151 {0x5009, 0xb0}, 1152 {0x5901, 0x00}, 1153 {0x5a01, 0x00}, 1154 {0x5a03, 0x00}, 1155 {0x5a04, 0x0c}, 1156 {0x5a05, 0xe0}, 1157 {0x5a06, 0x09}, 1158 {0x5a07, 0xb0}, 1159 {0x5a08, 0x06}, 1160 {0x5e00, 0x00}, 1161 {0x3734, 0x40}, 1162 {0x5b00, 0x01}, 1163 {0x5b01, 0x10}, 1164 {0x5b02, 0x01}, 1165 {0x5b03, 0xdb}, 1166 {0x3d8c, 0x71}, 1167 {0x3d8d, 0xea}, 1168 {0x4017, 0x08}, 1169 {0x3618, 0x2a}, 1170 {0x5780, 0x3e}, 1171 {0x5781, 0x0f}, 1172 {0x5782, 0x44}, 1173 {0x5783, 0x02}, 1174 {0x5784, 0x01}, 1175 {0x5785, 0x01}, 1176 {0x5786, 0x00}, 1177 {0x5787, 0x04}, 1178 {0x5788, 0x02}, 1179 {0x5789, 0x0f}, 1180 {0x578a, 0xfd}, 1181 {0x578b, 0xf5}, 1182 {0x578c, 0xf5}, 1183 {0x578d, 0x03}, 1184 {0x578e, 0x08}, 1185 {0x578f, 0x0c}, 1186 {0x5790, 0x08}, 1187 {0x5791, 0x06}, 1188 {0x5792, 0x00}, 1189 {0x5793, 0x52}, 1190 {0x5794, 0xa3}, 1191 {0x5045, 0x05}, 1192 {0x4003, 0x40}, 1193 {0x5048, 0x40} 1194 }; 1195 1196 static const struct ov5670_reg mode_1280x720_regs[] = { 1197 {0x3000, 0x00}, 1198 {0x3002, 0x21}, 1199 {0x3005, 0xf0}, 1200 {0x3007, 0x00}, 1201 {0x3015, 0x0f}, 1202 {0x3018, 0x32}, 1203 {0x301a, 0xf0}, 1204 {0x301b, 0xf0}, 1205 {0x301c, 0xf0}, 1206 {0x301d, 0xf0}, 1207 {0x301e, 0xf0}, 1208 {0x3030, 0x00}, 1209 {0x3031, 0x0a}, 1210 {0x303c, 0xff}, 1211 {0x303e, 0xff}, 1212 {0x3040, 0xf0}, 1213 {0x3041, 0x00}, 1214 {0x3042, 0xf0}, 1215 {0x3106, 0x11}, 1216 {0x3500, 0x00}, 1217 {0x3501, 0x80}, 1218 {0x3502, 0x00}, 1219 {0x3503, 0x04}, 1220 {0x3504, 0x03}, 1221 {0x3505, 0x83}, 1222 {0x3508, 0x04}, 1223 {0x3509, 0x00}, 1224 {0x350e, 0x04}, 1225 {0x350f, 0x00}, 1226 {0x3510, 0x00}, 1227 {0x3511, 0x02}, 1228 {0x3512, 0x00}, 1229 {0x3601, 0xc8}, 1230 {0x3610, 0x88}, 1231 {0x3612, 0x48}, 1232 {0x3614, 0x5b}, 1233 {0x3615, 0x96}, 1234 {0x3621, 0xd0}, 1235 {0x3622, 0x00}, 1236 {0x3623, 0x00}, 1237 {0x3633, 0x13}, 1238 {0x3634, 0x13}, 1239 {0x3635, 0x13}, 1240 {0x3636, 0x13}, 1241 {0x3645, 0x13}, 1242 {0x3646, 0x82}, 1243 {0x3650, 0x00}, 1244 {0x3652, 0xff}, 1245 {0x3655, 0x20}, 1246 {0x3656, 0xff}, 1247 {0x365a, 0xff}, 1248 {0x365e, 0xff}, 1249 {0x3668, 0x00}, 1250 {0x366a, 0x07}, 1251 {0x366e, 0x08}, 1252 {0x366d, 0x00}, 1253 {0x366f, 0x80}, 1254 {0x3700, 0x28}, 1255 {0x3701, 0x10}, 1256 {0x3702, 0x3a}, 1257 {0x3703, 0x19}, 1258 {0x3704, 0x10}, 1259 {0x3705, 0x00}, 1260 {0x3706, 0x66}, 1261 {0x3707, 0x08}, 1262 {0x3708, 0x34}, 1263 {0x3709, 0x40}, 1264 {0x370a, 0x01}, 1265 {0x370b, 0x1b}, 1266 {0x3714, 0x24}, 1267 {0x371a, 0x3e}, 1268 {0x3733, 0x00}, 1269 {0x3734, 0x00}, 1270 {0x373a, 0x05}, 1271 {0x373b, 0x06}, 1272 {0x373c, 0x0a}, 1273 {0x373f, 0xa0}, 1274 {0x3755, 0x00}, 1275 {0x3758, 0x00}, 1276 {0x375b, 0x0e}, 1277 {0x3766, 0x5f}, 1278 {0x3768, 0x00}, 1279 {0x3769, 0x22}, 1280 {0x3773, 0x08}, 1281 {0x3774, 0x1f}, 1282 {0x3776, 0x06}, 1283 {0x37a0, 0x88}, 1284 {0x37a1, 0x5c}, 1285 {0x37a7, 0x88}, 1286 {0x37a8, 0x70}, 1287 {0x37aa, 0x88}, 1288 {0x37ab, 0x48}, 1289 {0x37b3, 0x66}, 1290 {0x37c2, 0x04}, 1291 {0x37c5, 0x00}, 1292 {0x37c8, 0x00}, 1293 {0x3800, 0x00}, 1294 {0x3801, 0x0c}, 1295 {0x3802, 0x00}, 1296 {0x3803, 0x04}, 1297 {0x3804, 0x0a}, 1298 {0x3805, 0x33}, 1299 {0x3806, 0x07}, 1300 {0x3807, 0xa3}, 1301 {0x3808, 0x05}, 1302 {0x3809, 0x00}, 1303 {0x380a, 0x02}, 1304 {0x380b, 0xd0}, 1305 {0x380c, 0x06}, 1306 {0x380d, 0x90}, 1307 {0x380e, 0x08}, 1308 {0x380f, 0x08}, 1309 {0x3811, 0x04}, 1310 {0x3813, 0x02}, 1311 {0x3814, 0x03}, 1312 {0x3815, 0x01}, 1313 {0x3816, 0x00}, 1314 {0x3817, 0x00}, 1315 {0x3818, 0x00}, 1316 {0x3819, 0x00}, 1317 {0x3820, 0x94}, 1318 {0x3821, 0x47}, 1319 {0x3822, 0x48}, 1320 {0x3826, 0x00}, 1321 {0x3827, 0x08}, 1322 {0x382a, 0x03}, 1323 {0x382b, 0x01}, 1324 {0x3830, 0x08}, 1325 {0x3836, 0x02}, 1326 {0x3837, 0x00}, 1327 {0x3838, 0x10}, 1328 {0x3841, 0xff}, 1329 {0x3846, 0x48}, 1330 {0x3861, 0x00}, 1331 {0x3862, 0x04}, 1332 {0x3863, 0x06}, 1333 {0x3a11, 0x01}, 1334 {0x3a12, 0x78}, 1335 {0x3b00, 0x00}, 1336 {0x3b02, 0x00}, 1337 {0x3b03, 0x00}, 1338 {0x3b04, 0x00}, 1339 {0x3b05, 0x00}, 1340 {0x3c00, 0x89}, 1341 {0x3c01, 0xab}, 1342 {0x3c02, 0x01}, 1343 {0x3c03, 0x00}, 1344 {0x3c04, 0x00}, 1345 {0x3c05, 0x03}, 1346 {0x3c06, 0x00}, 1347 {0x3c07, 0x05}, 1348 {0x3c0c, 0x00}, 1349 {0x3c0d, 0x00}, 1350 {0x3c0e, 0x00}, 1351 {0x3c0f, 0x00}, 1352 {0x3c40, 0x00}, 1353 {0x3c41, 0xa3}, 1354 {0x3c43, 0x7d}, 1355 {0x3c45, 0xd7}, 1356 {0x3c47, 0xfc}, 1357 {0x3c50, 0x05}, 1358 {0x3c52, 0xaa}, 1359 {0x3c54, 0x71}, 1360 {0x3c56, 0x80}, 1361 {0x3d85, 0x17}, 1362 {0x3f03, 0x00}, 1363 {0x3f0a, 0x00}, 1364 {0x3f0b, 0x00}, 1365 {0x4001, 0x60}, 1366 {0x4009, 0x05}, 1367 {0x4020, 0x00}, 1368 {0x4021, 0x00}, 1369 {0x4022, 0x00}, 1370 {0x4023, 0x00}, 1371 {0x4024, 0x00}, 1372 {0x4025, 0x00}, 1373 {0x4026, 0x00}, 1374 {0x4027, 0x00}, 1375 {0x4028, 0x00}, 1376 {0x4029, 0x00}, 1377 {0x402a, 0x00}, 1378 {0x402b, 0x00}, 1379 {0x402c, 0x00}, 1380 {0x402d, 0x00}, 1381 {0x402e, 0x00}, 1382 {0x402f, 0x00}, 1383 {0x4040, 0x00}, 1384 {0x4041, 0x03}, 1385 {0x4042, 0x00}, 1386 {0x4043, 0x7A}, 1387 {0x4044, 0x00}, 1388 {0x4045, 0x7A}, 1389 {0x4046, 0x00}, 1390 {0x4047, 0x7A}, 1391 {0x4048, 0x00}, 1392 {0x4049, 0x7A}, 1393 {0x4307, 0x30}, 1394 {0x4500, 0x58}, 1395 {0x4501, 0x04}, 1396 {0x4502, 0x48}, 1397 {0x4503, 0x10}, 1398 {0x4508, 0x55}, 1399 {0x4509, 0x55}, 1400 {0x450a, 0x00}, 1401 {0x450b, 0x00}, 1402 {0x4600, 0x00}, 1403 {0x4601, 0x80}, 1404 {0x4700, 0xa4}, 1405 {0x4800, 0x4c}, 1406 {0x4816, 0x53}, 1407 {0x481f, 0x40}, 1408 {0x4837, 0x13}, 1409 {0x5000, 0x56}, 1410 {0x5001, 0x01}, 1411 {0x5002, 0x28}, 1412 {0x5004, 0x0c}, 1413 {0x5006, 0x0c}, 1414 {0x5007, 0xe0}, 1415 {0x5008, 0x01}, 1416 {0x5009, 0xb0}, 1417 {0x5901, 0x00}, 1418 {0x5a01, 0x00}, 1419 {0x5a03, 0x00}, 1420 {0x5a04, 0x0c}, 1421 {0x5a05, 0xe0}, 1422 {0x5a06, 0x09}, 1423 {0x5a07, 0xb0}, 1424 {0x5a08, 0x06}, 1425 {0x5e00, 0x00}, 1426 {0x3734, 0x40}, 1427 {0x5b00, 0x01}, 1428 {0x5b01, 0x10}, 1429 {0x5b02, 0x01}, 1430 {0x5b03, 0xdb}, 1431 {0x3d8c, 0x71}, 1432 {0x3d8d, 0xea}, 1433 {0x4017, 0x10}, 1434 {0x3618, 0x2a}, 1435 {0x5780, 0x3e}, 1436 {0x5781, 0x0f}, 1437 {0x5782, 0x44}, 1438 {0x5783, 0x02}, 1439 {0x5784, 0x01}, 1440 {0x5785, 0x01}, 1441 {0x5786, 0x00}, 1442 {0x5787, 0x04}, 1443 {0x5788, 0x02}, 1444 {0x5789, 0x0f}, 1445 {0x578a, 0xfd}, 1446 {0x578b, 0xf5}, 1447 {0x578c, 0xf5}, 1448 {0x578d, 0x03}, 1449 {0x578e, 0x08}, 1450 {0x578f, 0x0c}, 1451 {0x5790, 0x08}, 1452 {0x5791, 0x06}, 1453 {0x5792, 0x00}, 1454 {0x5793, 0x52}, 1455 {0x5794, 0xa3}, 1456 {0x3503, 0x00}, 1457 {0x5045, 0x05}, 1458 {0x4003, 0x40}, 1459 {0x5048, 0x40} 1460 }; 1461 1462 static const struct ov5670_reg mode_640x360_regs[] = { 1463 {0x3000, 0x00}, 1464 {0x3002, 0x21}, 1465 {0x3005, 0xf0}, 1466 {0x3007, 0x00}, 1467 {0x3015, 0x0f}, 1468 {0x3018, 0x32}, 1469 {0x301a, 0xf0}, 1470 {0x301b, 0xf0}, 1471 {0x301c, 0xf0}, 1472 {0x301d, 0xf0}, 1473 {0x301e, 0xf0}, 1474 {0x3030, 0x00}, 1475 {0x3031, 0x0a}, 1476 {0x303c, 0xff}, 1477 {0x303e, 0xff}, 1478 {0x3040, 0xf0}, 1479 {0x3041, 0x00}, 1480 {0x3042, 0xf0}, 1481 {0x3106, 0x11}, 1482 {0x3500, 0x00}, 1483 {0x3501, 0x80}, 1484 {0x3502, 0x00}, 1485 {0x3503, 0x04}, 1486 {0x3504, 0x03}, 1487 {0x3505, 0x83}, 1488 {0x3508, 0x04}, 1489 {0x3509, 0x00}, 1490 {0x350e, 0x04}, 1491 {0x350f, 0x00}, 1492 {0x3510, 0x00}, 1493 {0x3511, 0x02}, 1494 {0x3512, 0x00}, 1495 {0x3601, 0xc8}, 1496 {0x3610, 0x88}, 1497 {0x3612, 0x48}, 1498 {0x3614, 0x5b}, 1499 {0x3615, 0x96}, 1500 {0x3621, 0xd0}, 1501 {0x3622, 0x00}, 1502 {0x3623, 0x04}, 1503 {0x3633, 0x13}, 1504 {0x3634, 0x13}, 1505 {0x3635, 0x13}, 1506 {0x3636, 0x13}, 1507 {0x3645, 0x13}, 1508 {0x3646, 0x82}, 1509 {0x3650, 0x00}, 1510 {0x3652, 0xff}, 1511 {0x3655, 0x20}, 1512 {0x3656, 0xff}, 1513 {0x365a, 0xff}, 1514 {0x365e, 0xff}, 1515 {0x3668, 0x00}, 1516 {0x366a, 0x07}, 1517 {0x366e, 0x08}, 1518 {0x366d, 0x00}, 1519 {0x366f, 0x80}, 1520 {0x3700, 0x28}, 1521 {0x3701, 0x10}, 1522 {0x3702, 0x3a}, 1523 {0x3703, 0x19}, 1524 {0x3704, 0x10}, 1525 {0x3705, 0x00}, 1526 {0x3706, 0x66}, 1527 {0x3707, 0x08}, 1528 {0x3708, 0x34}, 1529 {0x3709, 0x40}, 1530 {0x370a, 0x01}, 1531 {0x370b, 0x1b}, 1532 {0x3714, 0x24}, 1533 {0x371a, 0x3e}, 1534 {0x3733, 0x00}, 1535 {0x3734, 0x00}, 1536 {0x373a, 0x05}, 1537 {0x373b, 0x06}, 1538 {0x373c, 0x0a}, 1539 {0x373f, 0xa0}, 1540 {0x3755, 0x00}, 1541 {0x3758, 0x00}, 1542 {0x375b, 0x0e}, 1543 {0x3766, 0x5f}, 1544 {0x3768, 0x00}, 1545 {0x3769, 0x22}, 1546 {0x3773, 0x08}, 1547 {0x3774, 0x1f}, 1548 {0x3776, 0x06}, 1549 {0x37a0, 0x88}, 1550 {0x37a1, 0x5c}, 1551 {0x37a7, 0x88}, 1552 {0x37a8, 0x70}, 1553 {0x37aa, 0x88}, 1554 {0x37ab, 0x48}, 1555 {0x37b3, 0x66}, 1556 {0x37c2, 0x04}, 1557 {0x37c5, 0x00}, 1558 {0x37c8, 0x00}, 1559 {0x3800, 0x00}, 1560 {0x3801, 0x0c}, 1561 {0x3802, 0x00}, 1562 {0x3803, 0x04}, 1563 {0x3804, 0x0a}, 1564 {0x3805, 0x33}, 1565 {0x3806, 0x07}, 1566 {0x3807, 0xa3}, 1567 {0x3808, 0x02}, 1568 {0x3809, 0x80}, 1569 {0x380a, 0x01}, 1570 {0x380b, 0x68}, 1571 {0x380c, 0x06}, 1572 {0x380d, 0x90}, 1573 {0x380e, 0x08}, 1574 {0x380f, 0x08}, 1575 {0x3811, 0x04}, 1576 {0x3813, 0x02}, 1577 {0x3814, 0x07}, 1578 {0x3815, 0x01}, 1579 {0x3816, 0x00}, 1580 {0x3817, 0x00}, 1581 {0x3818, 0x00}, 1582 {0x3819, 0x00}, 1583 {0x3820, 0x94}, 1584 {0x3821, 0xc6}, 1585 {0x3822, 0x48}, 1586 {0x3826, 0x00}, 1587 {0x3827, 0x08}, 1588 {0x382a, 0x07}, 1589 {0x382b, 0x01}, 1590 {0x3830, 0x08}, 1591 {0x3836, 0x02}, 1592 {0x3837, 0x00}, 1593 {0x3838, 0x10}, 1594 {0x3841, 0xff}, 1595 {0x3846, 0x48}, 1596 {0x3861, 0x00}, 1597 {0x3862, 0x04}, 1598 {0x3863, 0x06}, 1599 {0x3a11, 0x01}, 1600 {0x3a12, 0x78}, 1601 {0x3b00, 0x00}, 1602 {0x3b02, 0x00}, 1603 {0x3b03, 0x00}, 1604 {0x3b04, 0x00}, 1605 {0x3b05, 0x00}, 1606 {0x3c00, 0x89}, 1607 {0x3c01, 0xab}, 1608 {0x3c02, 0x01}, 1609 {0x3c03, 0x00}, 1610 {0x3c04, 0x00}, 1611 {0x3c05, 0x03}, 1612 {0x3c06, 0x00}, 1613 {0x3c07, 0x05}, 1614 {0x3c0c, 0x00}, 1615 {0x3c0d, 0x00}, 1616 {0x3c0e, 0x00}, 1617 {0x3c0f, 0x00}, 1618 {0x3c40, 0x00}, 1619 {0x3c41, 0xa3}, 1620 {0x3c43, 0x7d}, 1621 {0x3c45, 0xd7}, 1622 {0x3c47, 0xfc}, 1623 {0x3c50, 0x05}, 1624 {0x3c52, 0xaa}, 1625 {0x3c54, 0x71}, 1626 {0x3c56, 0x80}, 1627 {0x3d85, 0x17}, 1628 {0x3f03, 0x00}, 1629 {0x3f0a, 0x00}, 1630 {0x3f0b, 0x00}, 1631 {0x4001, 0x60}, 1632 {0x4009, 0x05}, 1633 {0x4020, 0x00}, 1634 {0x4021, 0x00}, 1635 {0x4022, 0x00}, 1636 {0x4023, 0x00}, 1637 {0x4024, 0x00}, 1638 {0x4025, 0x00}, 1639 {0x4026, 0x00}, 1640 {0x4027, 0x00}, 1641 {0x4028, 0x00}, 1642 {0x4029, 0x00}, 1643 {0x402a, 0x00}, 1644 {0x402b, 0x00}, 1645 {0x402c, 0x00}, 1646 {0x402d, 0x00}, 1647 {0x402e, 0x00}, 1648 {0x402f, 0x00}, 1649 {0x4040, 0x00}, 1650 {0x4041, 0x03}, 1651 {0x4042, 0x00}, 1652 {0x4043, 0x7A}, 1653 {0x4044, 0x00}, 1654 {0x4045, 0x7A}, 1655 {0x4046, 0x00}, 1656 {0x4047, 0x7A}, 1657 {0x4048, 0x00}, 1658 {0x4049, 0x7A}, 1659 {0x4307, 0x30}, 1660 {0x4500, 0x58}, 1661 {0x4501, 0x04}, 1662 {0x4502, 0x40}, 1663 {0x4503, 0x10}, 1664 {0x4508, 0x55}, 1665 {0x4509, 0x55}, 1666 {0x450a, 0x02}, 1667 {0x450b, 0x00}, 1668 {0x4600, 0x00}, 1669 {0x4601, 0x40}, 1670 {0x4700, 0xa4}, 1671 {0x4800, 0x4c}, 1672 {0x4816, 0x53}, 1673 {0x481f, 0x40}, 1674 {0x4837, 0x13}, 1675 {0x5000, 0x56}, 1676 {0x5001, 0x01}, 1677 {0x5002, 0x28}, 1678 {0x5004, 0x0c}, 1679 {0x5006, 0x0c}, 1680 {0x5007, 0xe0}, 1681 {0x5008, 0x01}, 1682 {0x5009, 0xb0}, 1683 {0x5901, 0x00}, 1684 {0x5a01, 0x00}, 1685 {0x5a03, 0x00}, 1686 {0x5a04, 0x0c}, 1687 {0x5a05, 0xe0}, 1688 {0x5a06, 0x09}, 1689 {0x5a07, 0xb0}, 1690 {0x5a08, 0x06}, 1691 {0x5e00, 0x00}, 1692 {0x3734, 0x40}, 1693 {0x5b00, 0x01}, 1694 {0x5b01, 0x10}, 1695 {0x5b02, 0x01}, 1696 {0x5b03, 0xdb}, 1697 {0x3d8c, 0x71}, 1698 {0x3d8d, 0xea}, 1699 {0x4017, 0x10}, 1700 {0x3618, 0x2a}, 1701 {0x5780, 0x3e}, 1702 {0x5781, 0x0f}, 1703 {0x5782, 0x44}, 1704 {0x5783, 0x02}, 1705 {0x5784, 0x01}, 1706 {0x5785, 0x01}, 1707 {0x5786, 0x00}, 1708 {0x5787, 0x04}, 1709 {0x5788, 0x02}, 1710 {0x5789, 0x0f}, 1711 {0x578a, 0xfd}, 1712 {0x578b, 0xf5}, 1713 {0x578c, 0xf5}, 1714 {0x578d, 0x03}, 1715 {0x578e, 0x08}, 1716 {0x578f, 0x0c}, 1717 {0x5790, 0x08}, 1718 {0x5791, 0x06}, 1719 {0x5792, 0x00}, 1720 {0x5793, 0x52}, 1721 {0x5794, 0xa3}, 1722 {0x3503, 0x00}, 1723 {0x5045, 0x05}, 1724 {0x4003, 0x40}, 1725 {0x5048, 0x40} 1726 }; 1727 1728 static const char * const ov5670_test_pattern_menu[] = { 1729 "Disabled", 1730 "Vertical Color Bar Type 1", 1731 }; 1732 1733 /* Supported link frequencies */ 1734 #define OV5670_LINK_FREQ_422MHZ 422400000 1735 #define OV5670_LINK_FREQ_422MHZ_INDEX 0 1736 static const struct ov5670_link_freq_config link_freq_configs[] = { 1737 { 1738 /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */ 1739 .pixel_rate = (OV5670_LINK_FREQ_422MHZ * 2 * 2) / 10, 1740 .reg_list = { 1741 .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps), 1742 .regs = mipi_data_rate_840mbps, 1743 } 1744 } 1745 }; 1746 1747 static const s64 link_freq_menu_items[] = { 1748 OV5670_LINK_FREQ_422MHZ 1749 }; 1750 1751 /* 1752 * OV5670 sensor supports following resolutions with full FOV: 1753 * 4:3 ==> {2592x1944, 1296x972, 648x486} 1754 * 16:9 ==> {2560x1440, 1280x720, 640x360} 1755 */ 1756 static const struct ov5670_mode supported_modes[] = { 1757 { 1758 .width = 2592, 1759 .height = 1944, 1760 .vts_def = OV5670_VTS_30FPS, 1761 .vts_min = OV5670_VTS_30FPS, 1762 .reg_list = { 1763 .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs), 1764 .regs = mode_2592x1944_regs, 1765 }, 1766 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, 1767 }, 1768 { 1769 .width = 1296, 1770 .height = 972, 1771 .vts_def = OV5670_VTS_30FPS, 1772 .vts_min = 996, 1773 .reg_list = { 1774 .num_of_regs = ARRAY_SIZE(mode_1296x972_regs), 1775 .regs = mode_1296x972_regs, 1776 }, 1777 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, 1778 }, 1779 { 1780 .width = 648, 1781 .height = 486, 1782 .vts_def = OV5670_VTS_30FPS, 1783 .vts_min = 516, 1784 .reg_list = { 1785 .num_of_regs = ARRAY_SIZE(mode_648x486_regs), 1786 .regs = mode_648x486_regs, 1787 }, 1788 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, 1789 }, 1790 { 1791 .width = 2560, 1792 .height = 1440, 1793 .vts_def = OV5670_VTS_30FPS, 1794 .vts_min = OV5670_VTS_30FPS, 1795 .reg_list = { 1796 .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs), 1797 .regs = mode_2560x1440_regs, 1798 }, 1799 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, 1800 }, 1801 { 1802 .width = 1280, 1803 .height = 720, 1804 .vts_def = OV5670_VTS_30FPS, 1805 .vts_min = 1020, 1806 .reg_list = { 1807 .num_of_regs = ARRAY_SIZE(mode_1280x720_regs), 1808 .regs = mode_1280x720_regs, 1809 }, 1810 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, 1811 }, 1812 { 1813 .width = 640, 1814 .height = 360, 1815 .vts_def = OV5670_VTS_30FPS, 1816 .vts_min = 510, 1817 .reg_list = { 1818 .num_of_regs = ARRAY_SIZE(mode_640x360_regs), 1819 .regs = mode_640x360_regs, 1820 }, 1821 .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, 1822 } 1823 }; 1824 1825 struct ov5670 { 1826 struct v4l2_subdev sd; 1827 struct media_pad pad; 1828 1829 struct v4l2_ctrl_handler ctrl_handler; 1830 /* V4L2 Controls */ 1831 struct v4l2_ctrl *link_freq; 1832 struct v4l2_ctrl *pixel_rate; 1833 struct v4l2_ctrl *vblank; 1834 struct v4l2_ctrl *hblank; 1835 struct v4l2_ctrl *exposure; 1836 1837 /* Current mode */ 1838 const struct ov5670_mode *cur_mode; 1839 1840 /* To serialize asynchronus callbacks */ 1841 struct mutex mutex; 1842 1843 /* Streaming on/off */ 1844 bool streaming; 1845 }; 1846 1847 #define to_ov5670(_sd) container_of(_sd, struct ov5670, sd) 1848 1849 /* Read registers up to 4 at a time */ 1850 static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len, 1851 u32 *val) 1852 { 1853 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 1854 struct i2c_msg msgs[2]; 1855 u8 *data_be_p; 1856 u32 data_be = 0; 1857 u16 reg_addr_be = cpu_to_be16(reg); 1858 int ret; 1859 1860 if (len > 4) 1861 return -EINVAL; 1862 1863 data_be_p = (u8 *)&data_be; 1864 /* Write register address */ 1865 msgs[0].addr = client->addr; 1866 msgs[0].flags = 0; 1867 msgs[0].len = 2; 1868 msgs[0].buf = (u8 *)®_addr_be; 1869 1870 /* Read data from register */ 1871 msgs[1].addr = client->addr; 1872 msgs[1].flags = I2C_M_RD; 1873 msgs[1].len = len; 1874 msgs[1].buf = &data_be_p[4 - len]; 1875 1876 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); 1877 if (ret != ARRAY_SIZE(msgs)) 1878 return -EIO; 1879 1880 *val = be32_to_cpu(data_be); 1881 1882 return 0; 1883 } 1884 1885 /* Write registers up to 4 at a time */ 1886 static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len, 1887 u32 val) 1888 { 1889 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 1890 int buf_i; 1891 int val_i; 1892 u8 buf[6]; 1893 u8 *val_p; 1894 1895 if (len > 4) 1896 return -EINVAL; 1897 1898 buf[0] = reg >> 8; 1899 buf[1] = reg & 0xff; 1900 1901 val = cpu_to_be32(val); 1902 val_p = (u8 *)&val; 1903 buf_i = 2; 1904 val_i = 4 - len; 1905 1906 while (val_i < 4) 1907 buf[buf_i++] = val_p[val_i++]; 1908 1909 if (i2c_master_send(client, buf, len + 2) != len + 2) 1910 return -EIO; 1911 1912 return 0; 1913 } 1914 1915 /* Write a list of registers */ 1916 static int ov5670_write_regs(struct ov5670 *ov5670, 1917 const struct ov5670_reg *regs, unsigned int len) 1918 { 1919 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 1920 unsigned int i; 1921 int ret; 1922 1923 for (i = 0; i < len; i++) { 1924 ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val); 1925 if (ret) { 1926 dev_err_ratelimited( 1927 &client->dev, 1928 "Failed to write reg 0x%4.4x. error = %d\n", 1929 regs[i].address, ret); 1930 1931 return ret; 1932 } 1933 } 1934 1935 return 0; 1936 } 1937 1938 static int ov5670_write_reg_list(struct ov5670 *ov5670, 1939 const struct ov5670_reg_list *r_list) 1940 { 1941 return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs); 1942 } 1943 1944 /* Open sub-device */ 1945 static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) 1946 { 1947 struct ov5670 *ov5670 = to_ov5670(sd); 1948 struct v4l2_mbus_framefmt *try_fmt = 1949 v4l2_subdev_get_try_format(sd, fh->pad, 0); 1950 1951 mutex_lock(&ov5670->mutex); 1952 1953 /* Initialize try_fmt */ 1954 try_fmt->width = ov5670->cur_mode->width; 1955 try_fmt->height = ov5670->cur_mode->height; 1956 try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10; 1957 try_fmt->field = V4L2_FIELD_NONE; 1958 1959 /* No crop or compose */ 1960 mutex_unlock(&ov5670->mutex); 1961 1962 return 0; 1963 } 1964 1965 static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain) 1966 { 1967 int ret; 1968 1969 ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN, 1970 OV5670_REG_VALUE_16BIT, d_gain); 1971 if (ret) 1972 return ret; 1973 1974 ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN, 1975 OV5670_REG_VALUE_16BIT, d_gain); 1976 if (ret) 1977 return ret; 1978 1979 return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN, 1980 OV5670_REG_VALUE_16BIT, d_gain); 1981 } 1982 1983 static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern) 1984 { 1985 u32 val; 1986 int ret; 1987 1988 /* Set the bayer order that we support */ 1989 ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL, 1990 OV5670_REG_VALUE_08BIT, 0); 1991 if (ret) 1992 return ret; 1993 1994 ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN, 1995 OV5670_REG_VALUE_08BIT, &val); 1996 if (ret) 1997 return ret; 1998 1999 if (pattern) 2000 val |= OV5670_TEST_PATTERN_ENABLE; 2001 else 2002 val &= ~OV5670_TEST_PATTERN_ENABLE; 2003 2004 return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN, 2005 OV5670_REG_VALUE_08BIT, val); 2006 } 2007 2008 /* Initialize control handlers */ 2009 static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl) 2010 { 2011 struct ov5670 *ov5670 = container_of(ctrl->handler, 2012 struct ov5670, ctrl_handler); 2013 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 2014 s64 max; 2015 int ret = 0; 2016 2017 /* Propagate change of current control to all related controls */ 2018 switch (ctrl->id) { 2019 case V4L2_CID_VBLANK: 2020 /* Update max exposure while meeting expected vblanking */ 2021 max = ov5670->cur_mode->height + ctrl->val - 8; 2022 __v4l2_ctrl_modify_range(ov5670->exposure, 2023 ov5670->exposure->minimum, max, 2024 ov5670->exposure->step, max); 2025 break; 2026 } 2027 2028 /* V4L2 controls values will be applied only when power is already up */ 2029 if (pm_runtime_get_if_in_use(&client->dev) <= 0) 2030 return 0; 2031 2032 switch (ctrl->id) { 2033 case V4L2_CID_ANALOGUE_GAIN: 2034 ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN, 2035 OV5670_REG_VALUE_16BIT, ctrl->val); 2036 break; 2037 case V4L2_CID_DIGITAL_GAIN: 2038 ret = ov5670_update_digital_gain(ov5670, ctrl->val); 2039 break; 2040 case V4L2_CID_EXPOSURE: 2041 /* 4 least significant bits of expsoure are fractional part */ 2042 ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE, 2043 OV5670_REG_VALUE_24BIT, ctrl->val << 4); 2044 break; 2045 case V4L2_CID_VBLANK: 2046 /* Update VTS that meets expected vertical blanking */ 2047 ret = ov5670_write_reg(ov5670, OV5670_REG_VTS, 2048 OV5670_REG_VALUE_16BIT, 2049 ov5670->cur_mode->height + ctrl->val); 2050 break; 2051 case V4L2_CID_TEST_PATTERN: 2052 ret = ov5670_enable_test_pattern(ov5670, ctrl->val); 2053 break; 2054 default: 2055 dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n", 2056 __func__, ctrl->id, ctrl->val); 2057 break; 2058 } 2059 2060 pm_runtime_put(&client->dev); 2061 2062 return ret; 2063 } 2064 2065 static const struct v4l2_ctrl_ops ov5670_ctrl_ops = { 2066 .s_ctrl = ov5670_set_ctrl, 2067 }; 2068 2069 /* Initialize control handlers */ 2070 static int ov5670_init_controls(struct ov5670 *ov5670) 2071 { 2072 struct v4l2_ctrl_handler *ctrl_hdlr; 2073 s64 vblank_max; 2074 s64 vblank_def; 2075 s64 vblank_min; 2076 s64 exposure_max; 2077 int ret; 2078 2079 ctrl_hdlr = &ov5670->ctrl_handler; 2080 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8); 2081 if (ret) 2082 return ret; 2083 2084 ctrl_hdlr->lock = &ov5670->mutex; 2085 ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr, 2086 &ov5670_ctrl_ops, 2087 V4L2_CID_LINK_FREQ, 2088 0, 0, link_freq_menu_items); 2089 if (ov5670->link_freq) 2090 ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY; 2091 2092 /* By default, V4L2_CID_PIXEL_RATE is read only */ 2093 ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, 2094 V4L2_CID_PIXEL_RATE, 0, 2095 link_freq_configs[0].pixel_rate, 2096 1, 2097 link_freq_configs[0].pixel_rate); 2098 2099 vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height; 2100 vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height; 2101 vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height; 2102 ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, 2103 V4L2_CID_VBLANK, vblank_min, 2104 vblank_max, 1, vblank_def); 2105 2106 ov5670->hblank = v4l2_ctrl_new_std( 2107 ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK, 2108 OV5670_FIXED_PPL - ov5670->cur_mode->width, 2109 OV5670_FIXED_PPL - ov5670->cur_mode->width, 1, 2110 OV5670_FIXED_PPL - ov5670->cur_mode->width); 2111 if (ov5670->hblank) 2112 ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY; 2113 2114 /* Get min, max, step, default from sensor */ 2115 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN, 2116 ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP, 2117 ANALOG_GAIN_DEFAULT); 2118 2119 /* Digital gain */ 2120 v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN, 2121 OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX, 2122 OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT); 2123 2124 /* Get min, max, step, default from sensor */ 2125 exposure_max = ov5670->cur_mode->vts_def - 8; 2126 ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, 2127 V4L2_CID_EXPOSURE, 2128 OV5670_EXPOSURE_MIN, 2129 exposure_max, OV5670_EXPOSURE_STEP, 2130 exposure_max); 2131 2132 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops, 2133 V4L2_CID_TEST_PATTERN, 2134 ARRAY_SIZE(ov5670_test_pattern_menu) - 1, 2135 0, 0, ov5670_test_pattern_menu); 2136 2137 if (ctrl_hdlr->error) { 2138 ret = ctrl_hdlr->error; 2139 goto error; 2140 } 2141 2142 ov5670->sd.ctrl_handler = ctrl_hdlr; 2143 2144 return 0; 2145 2146 error: 2147 v4l2_ctrl_handler_free(ctrl_hdlr); 2148 2149 return ret; 2150 } 2151 2152 static int ov5670_enum_mbus_code(struct v4l2_subdev *sd, 2153 struct v4l2_subdev_pad_config *cfg, 2154 struct v4l2_subdev_mbus_code_enum *code) 2155 { 2156 /* Only one bayer order GRBG is supported */ 2157 if (code->index > 0) 2158 return -EINVAL; 2159 2160 code->code = MEDIA_BUS_FMT_SGRBG10_1X10; 2161 2162 return 0; 2163 } 2164 2165 static int ov5670_enum_frame_size(struct v4l2_subdev *sd, 2166 struct v4l2_subdev_pad_config *cfg, 2167 struct v4l2_subdev_frame_size_enum *fse) 2168 { 2169 if (fse->index >= ARRAY_SIZE(supported_modes)) 2170 return -EINVAL; 2171 2172 if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10) 2173 return -EINVAL; 2174 2175 fse->min_width = supported_modes[fse->index].width; 2176 fse->max_width = fse->min_width; 2177 fse->min_height = supported_modes[fse->index].height; 2178 fse->max_height = fse->min_height; 2179 2180 return 0; 2181 } 2182 2183 /* Calculate resolution distance */ 2184 static int ov5670_get_reso_dist(const struct ov5670_mode *mode, 2185 struct v4l2_mbus_framefmt *framefmt) 2186 { 2187 return abs(mode->width - framefmt->width) + 2188 abs(mode->height - framefmt->height); 2189 } 2190 2191 /* Find the closest supported resolution to the requested resolution */ 2192 static const struct ov5670_mode *ov5670_find_best_fit( 2193 struct ov5670 *ov5670, 2194 struct v4l2_subdev_format *fmt) 2195 { 2196 struct v4l2_mbus_framefmt *framefmt = &fmt->format; 2197 int dist; 2198 int cur_best_fit = 0; 2199 int cur_best_fit_dist = -1; 2200 int i; 2201 2202 for (i = 0; i < ARRAY_SIZE(supported_modes); i++) { 2203 dist = ov5670_get_reso_dist(&supported_modes[i], framefmt); 2204 if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) { 2205 cur_best_fit_dist = dist; 2206 cur_best_fit = i; 2207 } 2208 } 2209 2210 return &supported_modes[cur_best_fit]; 2211 } 2212 2213 static void ov5670_update_pad_format(const struct ov5670_mode *mode, 2214 struct v4l2_subdev_format *fmt) 2215 { 2216 fmt->format.width = mode->width; 2217 fmt->format.height = mode->height; 2218 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10; 2219 fmt->format.field = V4L2_FIELD_NONE; 2220 } 2221 2222 static int ov5670_do_get_pad_format(struct ov5670 *ov5670, 2223 struct v4l2_subdev_pad_config *cfg, 2224 struct v4l2_subdev_format *fmt) 2225 { 2226 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) 2227 fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg, 2228 fmt->pad); 2229 else 2230 ov5670_update_pad_format(ov5670->cur_mode, fmt); 2231 2232 return 0; 2233 } 2234 2235 static int ov5670_get_pad_format(struct v4l2_subdev *sd, 2236 struct v4l2_subdev_pad_config *cfg, 2237 struct v4l2_subdev_format *fmt) 2238 { 2239 struct ov5670 *ov5670 = to_ov5670(sd); 2240 int ret; 2241 2242 mutex_lock(&ov5670->mutex); 2243 ret = ov5670_do_get_pad_format(ov5670, cfg, fmt); 2244 mutex_unlock(&ov5670->mutex); 2245 2246 return ret; 2247 } 2248 2249 static int ov5670_set_pad_format(struct v4l2_subdev *sd, 2250 struct v4l2_subdev_pad_config *cfg, 2251 struct v4l2_subdev_format *fmt) 2252 { 2253 struct ov5670 *ov5670 = to_ov5670(sd); 2254 const struct ov5670_mode *mode; 2255 s32 vblank_def; 2256 s32 h_blank; 2257 2258 mutex_lock(&ov5670->mutex); 2259 2260 fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10; 2261 2262 mode = ov5670_find_best_fit(ov5670, fmt); 2263 ov5670_update_pad_format(mode, fmt); 2264 if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { 2265 *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format; 2266 } else { 2267 ov5670->cur_mode = mode; 2268 __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index); 2269 __v4l2_ctrl_s_ctrl_int64( 2270 ov5670->pixel_rate, 2271 link_freq_configs[mode->link_freq_index].pixel_rate); 2272 /* Update limits and set FPS to default */ 2273 vblank_def = ov5670->cur_mode->vts_def - 2274 ov5670->cur_mode->height; 2275 __v4l2_ctrl_modify_range( 2276 ov5670->vblank, 2277 ov5670->cur_mode->vts_min - ov5670->cur_mode->height, 2278 OV5670_VTS_MAX - ov5670->cur_mode->height, 1, 2279 vblank_def); 2280 __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def); 2281 h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width; 2282 __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1, 2283 h_blank); 2284 } 2285 2286 mutex_unlock(&ov5670->mutex); 2287 2288 return 0; 2289 } 2290 2291 static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames) 2292 { 2293 *frames = OV5670_NUM_OF_SKIP_FRAMES; 2294 2295 return 0; 2296 } 2297 2298 /* Prepare streaming by writing default values and customized values */ 2299 static int ov5670_start_streaming(struct ov5670 *ov5670) 2300 { 2301 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 2302 const struct ov5670_reg_list *reg_list; 2303 int link_freq_index; 2304 int ret; 2305 2306 /* Get out of from software reset */ 2307 ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST, 2308 OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST); 2309 if (ret) { 2310 dev_err(&client->dev, "%s failed to set powerup registers\n", 2311 __func__); 2312 return ret; 2313 } 2314 2315 /* Setup PLL */ 2316 link_freq_index = ov5670->cur_mode->link_freq_index; 2317 reg_list = &link_freq_configs[link_freq_index].reg_list; 2318 ret = ov5670_write_reg_list(ov5670, reg_list); 2319 if (ret) { 2320 dev_err(&client->dev, "%s failed to set plls\n", __func__); 2321 return ret; 2322 } 2323 2324 /* Apply default values of current mode */ 2325 reg_list = &ov5670->cur_mode->reg_list; 2326 ret = ov5670_write_reg_list(ov5670, reg_list); 2327 if (ret) { 2328 dev_err(&client->dev, "%s failed to set mode\n", __func__); 2329 return ret; 2330 } 2331 2332 ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler); 2333 if (ret) 2334 return ret; 2335 2336 /* Write stream on list */ 2337 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT, 2338 OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING); 2339 if (ret) { 2340 dev_err(&client->dev, "%s failed to set stream\n", __func__); 2341 return ret; 2342 } 2343 2344 return 0; 2345 } 2346 2347 static int ov5670_stop_streaming(struct ov5670 *ov5670) 2348 { 2349 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 2350 int ret; 2351 2352 ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT, 2353 OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY); 2354 if (ret) 2355 dev_err(&client->dev, "%s failed to set stream\n", __func__); 2356 2357 /* Return success even if it was an error, as there is nothing the 2358 * caller can do about it. 2359 */ 2360 return 0; 2361 } 2362 2363 static int ov5670_set_stream(struct v4l2_subdev *sd, int enable) 2364 { 2365 struct ov5670 *ov5670 = to_ov5670(sd); 2366 struct i2c_client *client = v4l2_get_subdevdata(sd); 2367 int ret = 0; 2368 2369 mutex_lock(&ov5670->mutex); 2370 if (ov5670->streaming == enable) 2371 goto unlock_and_return; 2372 2373 if (enable) { 2374 ret = pm_runtime_get_sync(&client->dev); 2375 if (ret < 0) { 2376 pm_runtime_put_noidle(&client->dev); 2377 goto unlock_and_return; 2378 } 2379 2380 ret = ov5670_start_streaming(ov5670); 2381 if (ret) 2382 goto error; 2383 } else { 2384 ret = ov5670_stop_streaming(ov5670); 2385 pm_runtime_put(&client->dev); 2386 } 2387 ov5670->streaming = enable; 2388 goto unlock_and_return; 2389 2390 error: 2391 pm_runtime_put(&client->dev); 2392 2393 unlock_and_return: 2394 mutex_unlock(&ov5670->mutex); 2395 2396 return ret; 2397 } 2398 2399 static int __maybe_unused ov5670_suspend(struct device *dev) 2400 { 2401 struct i2c_client *client = to_i2c_client(dev); 2402 struct v4l2_subdev *sd = i2c_get_clientdata(client); 2403 struct ov5670 *ov5670 = to_ov5670(sd); 2404 2405 if (ov5670->streaming) 2406 ov5670_stop_streaming(ov5670); 2407 2408 return 0; 2409 } 2410 2411 static int __maybe_unused ov5670_resume(struct device *dev) 2412 { 2413 struct i2c_client *client = to_i2c_client(dev); 2414 struct v4l2_subdev *sd = i2c_get_clientdata(client); 2415 struct ov5670 *ov5670 = to_ov5670(sd); 2416 int ret; 2417 2418 if (ov5670->streaming) { 2419 ret = ov5670_start_streaming(ov5670); 2420 if (ret) { 2421 ov5670_stop_streaming(ov5670); 2422 return ret; 2423 } 2424 } 2425 2426 return 0; 2427 } 2428 2429 /* Verify chip ID */ 2430 static int ov5670_identify_module(struct ov5670 *ov5670) 2431 { 2432 struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); 2433 int ret; 2434 u32 val; 2435 2436 ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID, 2437 OV5670_REG_VALUE_24BIT, &val); 2438 if (ret) 2439 return ret; 2440 2441 if (val != OV5670_CHIP_ID) { 2442 dev_err(&client->dev, "chip id mismatch: %x!=%x\n", 2443 OV5670_CHIP_ID, val); 2444 return -ENXIO; 2445 } 2446 2447 return 0; 2448 } 2449 2450 static const struct v4l2_subdev_video_ops ov5670_video_ops = { 2451 .s_stream = ov5670_set_stream, 2452 }; 2453 2454 static const struct v4l2_subdev_pad_ops ov5670_pad_ops = { 2455 .enum_mbus_code = ov5670_enum_mbus_code, 2456 .get_fmt = ov5670_get_pad_format, 2457 .set_fmt = ov5670_set_pad_format, 2458 .enum_frame_size = ov5670_enum_frame_size, 2459 }; 2460 2461 static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = { 2462 .g_skip_frames = ov5670_get_skip_frames, 2463 }; 2464 2465 static const struct v4l2_subdev_ops ov5670_subdev_ops = { 2466 .video = &ov5670_video_ops, 2467 .pad = &ov5670_pad_ops, 2468 .sensor = &ov5670_sensor_ops, 2469 }; 2470 2471 static const struct media_entity_operations ov5670_subdev_entity_ops = { 2472 .link_validate = v4l2_subdev_link_validate, 2473 }; 2474 2475 static const struct v4l2_subdev_internal_ops ov5670_internal_ops = { 2476 .open = ov5670_open, 2477 }; 2478 2479 static int ov5670_probe(struct i2c_client *client) 2480 { 2481 struct ov5670 *ov5670; 2482 const char *err_msg; 2483 u32 input_clk = 0; 2484 int ret; 2485 2486 device_property_read_u32(&client->dev, "clock-frequency", &input_clk); 2487 if (input_clk != 19200000) 2488 return -EINVAL; 2489 2490 ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL); 2491 if (!ov5670) { 2492 ret = -ENOMEM; 2493 err_msg = "devm_kzalloc() error"; 2494 goto error_print; 2495 } 2496 2497 /* Initialize subdev */ 2498 v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops); 2499 2500 /* Check module identity */ 2501 ret = ov5670_identify_module(ov5670); 2502 if (ret) { 2503 err_msg = "ov5670_identify_module() error"; 2504 goto error_print; 2505 } 2506 2507 mutex_init(&ov5670->mutex); 2508 2509 /* Set default mode to max resolution */ 2510 ov5670->cur_mode = &supported_modes[0]; 2511 2512 ret = ov5670_init_controls(ov5670); 2513 if (ret) { 2514 err_msg = "ov5670_init_controls() error"; 2515 goto error_mutex_destroy; 2516 } 2517 2518 ov5670->sd.internal_ops = &ov5670_internal_ops; 2519 ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; 2520 ov5670->sd.entity.ops = &ov5670_subdev_entity_ops; 2521 ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; 2522 2523 /* Source pad initialization */ 2524 ov5670->pad.flags = MEDIA_PAD_FL_SOURCE; 2525 ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad); 2526 if (ret) { 2527 err_msg = "media_entity_pads_init() error"; 2528 goto error_handler_free; 2529 } 2530 2531 /* Async register for subdev */ 2532 ret = v4l2_async_register_subdev_sensor_common(&ov5670->sd); 2533 if (ret < 0) { 2534 err_msg = "v4l2_async_register_subdev() error"; 2535 goto error_entity_cleanup; 2536 } 2537 2538 ov5670->streaming = false; 2539 2540 /* 2541 * Device is already turned on by i2c-core with ACPI domain PM. 2542 * Enable runtime PM and turn off the device. 2543 */ 2544 pm_runtime_get_noresume(&client->dev); 2545 pm_runtime_set_active(&client->dev); 2546 pm_runtime_enable(&client->dev); 2547 pm_runtime_put(&client->dev); 2548 2549 return 0; 2550 2551 error_entity_cleanup: 2552 media_entity_cleanup(&ov5670->sd.entity); 2553 2554 error_handler_free: 2555 v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler); 2556 2557 error_mutex_destroy: 2558 mutex_destroy(&ov5670->mutex); 2559 2560 error_print: 2561 dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret); 2562 2563 return ret; 2564 } 2565 2566 static int ov5670_remove(struct i2c_client *client) 2567 { 2568 struct v4l2_subdev *sd = i2c_get_clientdata(client); 2569 struct ov5670 *ov5670 = to_ov5670(sd); 2570 2571 v4l2_async_unregister_subdev(sd); 2572 media_entity_cleanup(&sd->entity); 2573 v4l2_ctrl_handler_free(sd->ctrl_handler); 2574 mutex_destroy(&ov5670->mutex); 2575 2576 /* 2577 * Disable runtime PM but keep the device turned on. 2578 * i2c-core with ACPI domain PM will turn off the device. 2579 */ 2580 pm_runtime_get_sync(&client->dev); 2581 pm_runtime_disable(&client->dev); 2582 pm_runtime_set_suspended(&client->dev); 2583 pm_runtime_put_noidle(&client->dev); 2584 2585 return 0; 2586 } 2587 2588 static const struct dev_pm_ops ov5670_pm_ops = { 2589 SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume) 2590 }; 2591 2592 #ifdef CONFIG_ACPI 2593 static const struct acpi_device_id ov5670_acpi_ids[] = { 2594 {"INT3479"}, 2595 { /* sentinel */ } 2596 }; 2597 2598 MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids); 2599 #endif 2600 2601 static struct i2c_driver ov5670_i2c_driver = { 2602 .driver = { 2603 .name = "ov5670", 2604 .pm = &ov5670_pm_ops, 2605 .acpi_match_table = ACPI_PTR(ov5670_acpi_ids), 2606 }, 2607 .probe_new = ov5670_probe, 2608 .remove = ov5670_remove, 2609 }; 2610 2611 module_i2c_driver(ov5670_i2c_driver); 2612 2613 MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>"); 2614 MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@intel.com>"); 2615 MODULE_DESCRIPTION("Omnivision ov5670 sensor driver"); 2616 MODULE_LICENSE("GPL v2"); 2617