1 /* 2 * Copyright (C) 2013, NVIDIA Corporation. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sub license, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the 12 * next paragraph) shall be included in all copies or substantial portions 13 * of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 #include <linux/backlight.h> 25 #include <linux/gpio/consumer.h> 26 #include <linux/module.h> 27 #include <linux/of_platform.h> 28 #include <linux/platform_device.h> 29 #include <linux/regulator/consumer.h> 30 31 #include <drm/drmP.h> 32 #include <drm/drm_crtc.h> 33 #include <drm/drm_mipi_dsi.h> 34 #include <drm/drm_panel.h> 35 36 #include <video/display_timing.h> 37 #include <video/videomode.h> 38 39 struct panel_desc { 40 const struct drm_display_mode *modes; 41 unsigned int num_modes; 42 const struct display_timing *timings; 43 unsigned int num_timings; 44 45 unsigned int bpc; 46 47 /** 48 * @width: width (in millimeters) of the panel's active display area 49 * @height: height (in millimeters) of the panel's active display area 50 */ 51 struct { 52 unsigned int width; 53 unsigned int height; 54 } size; 55 56 /** 57 * @prepare: the time (in milliseconds) that it takes for the panel to 58 * become ready and start receiving video data 59 * @enable: the time (in milliseconds) that it takes for the panel to 60 * display the first valid frame after starting to receive 61 * video data 62 * @disable: the time (in milliseconds) that it takes for the panel to 63 * turn the display off (no content is visible) 64 * @unprepare: the time (in milliseconds) that it takes for the panel 65 * to power itself down completely 66 */ 67 struct { 68 unsigned int prepare; 69 unsigned int enable; 70 unsigned int disable; 71 unsigned int unprepare; 72 } delay; 73 74 u32 bus_format; 75 }; 76 77 struct panel_simple { 78 struct drm_panel base; 79 bool prepared; 80 bool enabled; 81 82 const struct panel_desc *desc; 83 84 struct backlight_device *backlight; 85 struct regulator *supply; 86 struct i2c_adapter *ddc; 87 88 struct gpio_desc *enable_gpio; 89 }; 90 91 static inline struct panel_simple *to_panel_simple(struct drm_panel *panel) 92 { 93 return container_of(panel, struct panel_simple, base); 94 } 95 96 static int panel_simple_get_fixed_modes(struct panel_simple *panel) 97 { 98 struct drm_connector *connector = panel->base.connector; 99 struct drm_device *drm = panel->base.drm; 100 struct drm_display_mode *mode; 101 unsigned int i, num = 0; 102 103 if (!panel->desc) 104 return 0; 105 106 for (i = 0; i < panel->desc->num_timings; i++) { 107 const struct display_timing *dt = &panel->desc->timings[i]; 108 struct videomode vm; 109 110 videomode_from_timing(dt, &vm); 111 mode = drm_mode_create(drm); 112 if (!mode) { 113 dev_err(drm->dev, "failed to add mode %ux%u\n", 114 dt->hactive.typ, dt->vactive.typ); 115 continue; 116 } 117 118 drm_display_mode_from_videomode(&vm, mode); 119 drm_mode_set_name(mode); 120 121 drm_mode_probed_add(connector, mode); 122 num++; 123 } 124 125 for (i = 0; i < panel->desc->num_modes; i++) { 126 const struct drm_display_mode *m = &panel->desc->modes[i]; 127 128 mode = drm_mode_duplicate(drm, m); 129 if (!mode) { 130 dev_err(drm->dev, "failed to add mode %ux%u@%u\n", 131 m->hdisplay, m->vdisplay, m->vrefresh); 132 continue; 133 } 134 135 drm_mode_set_name(mode); 136 137 drm_mode_probed_add(connector, mode); 138 num++; 139 } 140 141 connector->display_info.bpc = panel->desc->bpc; 142 connector->display_info.width_mm = panel->desc->size.width; 143 connector->display_info.height_mm = panel->desc->size.height; 144 if (panel->desc->bus_format) 145 drm_display_info_set_bus_formats(&connector->display_info, 146 &panel->desc->bus_format, 1); 147 148 return num; 149 } 150 151 static int panel_simple_disable(struct drm_panel *panel) 152 { 153 struct panel_simple *p = to_panel_simple(panel); 154 155 if (!p->enabled) 156 return 0; 157 158 if (p->backlight) { 159 p->backlight->props.power = FB_BLANK_POWERDOWN; 160 backlight_update_status(p->backlight); 161 } 162 163 if (p->desc->delay.disable) 164 msleep(p->desc->delay.disable); 165 166 p->enabled = false; 167 168 return 0; 169 } 170 171 static int panel_simple_unprepare(struct drm_panel *panel) 172 { 173 struct panel_simple *p = to_panel_simple(panel); 174 175 if (!p->prepared) 176 return 0; 177 178 if (p->enable_gpio) 179 gpiod_set_value_cansleep(p->enable_gpio, 0); 180 181 regulator_disable(p->supply); 182 183 if (p->desc->delay.unprepare) 184 msleep(p->desc->delay.unprepare); 185 186 p->prepared = false; 187 188 return 0; 189 } 190 191 static int panel_simple_prepare(struct drm_panel *panel) 192 { 193 struct panel_simple *p = to_panel_simple(panel); 194 int err; 195 196 if (p->prepared) 197 return 0; 198 199 err = regulator_enable(p->supply); 200 if (err < 0) { 201 dev_err(panel->dev, "failed to enable supply: %d\n", err); 202 return err; 203 } 204 205 if (p->enable_gpio) 206 gpiod_set_value_cansleep(p->enable_gpio, 1); 207 208 if (p->desc->delay.prepare) 209 msleep(p->desc->delay.prepare); 210 211 p->prepared = true; 212 213 return 0; 214 } 215 216 static int panel_simple_enable(struct drm_panel *panel) 217 { 218 struct panel_simple *p = to_panel_simple(panel); 219 220 if (p->enabled) 221 return 0; 222 223 if (p->desc->delay.enable) 224 msleep(p->desc->delay.enable); 225 226 if (p->backlight) { 227 p->backlight->props.power = FB_BLANK_UNBLANK; 228 backlight_update_status(p->backlight); 229 } 230 231 p->enabled = true; 232 233 return 0; 234 } 235 236 static int panel_simple_get_modes(struct drm_panel *panel) 237 { 238 struct panel_simple *p = to_panel_simple(panel); 239 int num = 0; 240 241 /* probe EDID if a DDC bus is available */ 242 if (p->ddc) { 243 struct edid *edid = drm_get_edid(panel->connector, p->ddc); 244 drm_mode_connector_update_edid_property(panel->connector, edid); 245 if (edid) { 246 num += drm_add_edid_modes(panel->connector, edid); 247 kfree(edid); 248 } 249 } 250 251 /* add hard-coded panel modes */ 252 num += panel_simple_get_fixed_modes(p); 253 254 return num; 255 } 256 257 static int panel_simple_get_timings(struct drm_panel *panel, 258 unsigned int num_timings, 259 struct display_timing *timings) 260 { 261 struct panel_simple *p = to_panel_simple(panel); 262 unsigned int i; 263 264 if (p->desc->num_timings < num_timings) 265 num_timings = p->desc->num_timings; 266 267 if (timings) 268 for (i = 0; i < num_timings; i++) 269 timings[i] = p->desc->timings[i]; 270 271 return p->desc->num_timings; 272 } 273 274 static const struct drm_panel_funcs panel_simple_funcs = { 275 .disable = panel_simple_disable, 276 .unprepare = panel_simple_unprepare, 277 .prepare = panel_simple_prepare, 278 .enable = panel_simple_enable, 279 .get_modes = panel_simple_get_modes, 280 .get_timings = panel_simple_get_timings, 281 }; 282 283 static int panel_simple_probe(struct device *dev, const struct panel_desc *desc) 284 { 285 struct device_node *backlight, *ddc; 286 struct panel_simple *panel; 287 int err; 288 289 panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL); 290 if (!panel) 291 return -ENOMEM; 292 293 panel->enabled = false; 294 panel->prepared = false; 295 panel->desc = desc; 296 297 panel->supply = devm_regulator_get(dev, "power"); 298 if (IS_ERR(panel->supply)) 299 return PTR_ERR(panel->supply); 300 301 panel->enable_gpio = devm_gpiod_get_optional(dev, "enable", 302 GPIOD_OUT_LOW); 303 if (IS_ERR(panel->enable_gpio)) { 304 err = PTR_ERR(panel->enable_gpio); 305 dev_err(dev, "failed to request GPIO: %d\n", err); 306 return err; 307 } 308 309 backlight = of_parse_phandle(dev->of_node, "backlight", 0); 310 if (backlight) { 311 panel->backlight = of_find_backlight_by_node(backlight); 312 of_node_put(backlight); 313 314 if (!panel->backlight) 315 return -EPROBE_DEFER; 316 } 317 318 ddc = of_parse_phandle(dev->of_node, "ddc-i2c-bus", 0); 319 if (ddc) { 320 panel->ddc = of_find_i2c_adapter_by_node(ddc); 321 of_node_put(ddc); 322 323 if (!panel->ddc) { 324 err = -EPROBE_DEFER; 325 goto free_backlight; 326 } 327 } 328 329 drm_panel_init(&panel->base); 330 panel->base.dev = dev; 331 panel->base.funcs = &panel_simple_funcs; 332 333 err = drm_panel_add(&panel->base); 334 if (err < 0) 335 goto free_ddc; 336 337 dev_set_drvdata(dev, panel); 338 339 return 0; 340 341 free_ddc: 342 if (panel->ddc) 343 put_device(&panel->ddc->dev); 344 free_backlight: 345 if (panel->backlight) 346 put_device(&panel->backlight->dev); 347 348 return err; 349 } 350 351 static int panel_simple_remove(struct device *dev) 352 { 353 struct panel_simple *panel = dev_get_drvdata(dev); 354 355 drm_panel_detach(&panel->base); 356 drm_panel_remove(&panel->base); 357 358 panel_simple_disable(&panel->base); 359 360 if (panel->ddc) 361 put_device(&panel->ddc->dev); 362 363 if (panel->backlight) 364 put_device(&panel->backlight->dev); 365 366 return 0; 367 } 368 369 static void panel_simple_shutdown(struct device *dev) 370 { 371 struct panel_simple *panel = dev_get_drvdata(dev); 372 373 panel_simple_disable(&panel->base); 374 } 375 376 static const struct drm_display_mode ampire_am800480r3tmqwa1h_mode = { 377 .clock = 33333, 378 .hdisplay = 800, 379 .hsync_start = 800 + 0, 380 .hsync_end = 800 + 0 + 255, 381 .htotal = 800 + 0 + 255 + 0, 382 .vdisplay = 480, 383 .vsync_start = 480 + 2, 384 .vsync_end = 480 + 2 + 45, 385 .vtotal = 480 + 2 + 45 + 0, 386 .vrefresh = 60, 387 .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC, 388 }; 389 390 static const struct panel_desc ampire_am800480r3tmqwa1h = { 391 .modes = &ire_am800480r3tmqwa1h_mode, 392 .num_modes = 1, 393 .bpc = 6, 394 .size = { 395 .width = 152, 396 .height = 91, 397 }, 398 .bus_format = MEDIA_BUS_FMT_RGB666_1X18, 399 }; 400 401 static const struct drm_display_mode auo_b101aw03_mode = { 402 .clock = 51450, 403 .hdisplay = 1024, 404 .hsync_start = 1024 + 156, 405 .hsync_end = 1024 + 156 + 8, 406 .htotal = 1024 + 156 + 8 + 156, 407 .vdisplay = 600, 408 .vsync_start = 600 + 16, 409 .vsync_end = 600 + 16 + 6, 410 .vtotal = 600 + 16 + 6 + 16, 411 .vrefresh = 60, 412 }; 413 414 static const struct panel_desc auo_b101aw03 = { 415 .modes = &auo_b101aw03_mode, 416 .num_modes = 1, 417 .bpc = 6, 418 .size = { 419 .width = 223, 420 .height = 125, 421 }, 422 }; 423 424 static const struct drm_display_mode auo_b101ean01_mode = { 425 .clock = 72500, 426 .hdisplay = 1280, 427 .hsync_start = 1280 + 119, 428 .hsync_end = 1280 + 119 + 32, 429 .htotal = 1280 + 119 + 32 + 21, 430 .vdisplay = 800, 431 .vsync_start = 800 + 4, 432 .vsync_end = 800 + 4 + 20, 433 .vtotal = 800 + 4 + 20 + 8, 434 .vrefresh = 60, 435 }; 436 437 static const struct panel_desc auo_b101ean01 = { 438 .modes = &auo_b101ean01_mode, 439 .num_modes = 1, 440 .bpc = 6, 441 .size = { 442 .width = 217, 443 .height = 136, 444 }, 445 }; 446 447 static const struct drm_display_mode auo_b101xtn01_mode = { 448 .clock = 72000, 449 .hdisplay = 1366, 450 .hsync_start = 1366 + 20, 451 .hsync_end = 1366 + 20 + 70, 452 .htotal = 1366 + 20 + 70, 453 .vdisplay = 768, 454 .vsync_start = 768 + 14, 455 .vsync_end = 768 + 14 + 42, 456 .vtotal = 768 + 14 + 42, 457 .vrefresh = 60, 458 .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, 459 }; 460 461 static const struct panel_desc auo_b101xtn01 = { 462 .modes = &auo_b101xtn01_mode, 463 .num_modes = 1, 464 .bpc = 6, 465 .size = { 466 .width = 223, 467 .height = 125, 468 }, 469 }; 470 471 static const struct drm_display_mode auo_b116xw03_mode = { 472 .clock = 70589, 473 .hdisplay = 1366, 474 .hsync_start = 1366 + 40, 475 .hsync_end = 1366 + 40 + 40, 476 .htotal = 1366 + 40 + 40 + 32, 477 .vdisplay = 768, 478 .vsync_start = 768 + 10, 479 .vsync_end = 768 + 10 + 12, 480 .vtotal = 768 + 10 + 12 + 6, 481 .vrefresh = 60, 482 }; 483 484 static const struct panel_desc auo_b116xw03 = { 485 .modes = &auo_b116xw03_mode, 486 .num_modes = 1, 487 .bpc = 6, 488 .size = { 489 .width = 256, 490 .height = 144, 491 }, 492 }; 493 494 static const struct drm_display_mode auo_b133xtn01_mode = { 495 .clock = 69500, 496 .hdisplay = 1366, 497 .hsync_start = 1366 + 48, 498 .hsync_end = 1366 + 48 + 32, 499 .htotal = 1366 + 48 + 32 + 20, 500 .vdisplay = 768, 501 .vsync_start = 768 + 3, 502 .vsync_end = 768 + 3 + 6, 503 .vtotal = 768 + 3 + 6 + 13, 504 .vrefresh = 60, 505 }; 506 507 static const struct panel_desc auo_b133xtn01 = { 508 .modes = &auo_b133xtn01_mode, 509 .num_modes = 1, 510 .bpc = 6, 511 .size = { 512 .width = 293, 513 .height = 165, 514 }, 515 }; 516 517 static const struct drm_display_mode auo_b133htn01_mode = { 518 .clock = 150660, 519 .hdisplay = 1920, 520 .hsync_start = 1920 + 172, 521 .hsync_end = 1920 + 172 + 80, 522 .htotal = 1920 + 172 + 80 + 60, 523 .vdisplay = 1080, 524 .vsync_start = 1080 + 25, 525 .vsync_end = 1080 + 25 + 10, 526 .vtotal = 1080 + 25 + 10 + 10, 527 .vrefresh = 60, 528 }; 529 530 static const struct panel_desc auo_b133htn01 = { 531 .modes = &auo_b133htn01_mode, 532 .num_modes = 1, 533 .bpc = 6, 534 .size = { 535 .width = 293, 536 .height = 165, 537 }, 538 .delay = { 539 .prepare = 105, 540 .enable = 20, 541 .unprepare = 50, 542 }, 543 }; 544 545 static const struct drm_display_mode avic_tm070ddh03_mode = { 546 .clock = 51200, 547 .hdisplay = 1024, 548 .hsync_start = 1024 + 160, 549 .hsync_end = 1024 + 160 + 4, 550 .htotal = 1024 + 160 + 4 + 156, 551 .vdisplay = 600, 552 .vsync_start = 600 + 17, 553 .vsync_end = 600 + 17 + 1, 554 .vtotal = 600 + 17 + 1 + 17, 555 .vrefresh = 60, 556 }; 557 558 static const struct panel_desc avic_tm070ddh03 = { 559 .modes = &avic_tm070ddh03_mode, 560 .num_modes = 1, 561 .bpc = 8, 562 .size = { 563 .width = 154, 564 .height = 90, 565 }, 566 .delay = { 567 .prepare = 20, 568 .enable = 200, 569 .disable = 200, 570 }, 571 }; 572 573 static const struct drm_display_mode chunghwa_claa101wa01a_mode = { 574 .clock = 72070, 575 .hdisplay = 1366, 576 .hsync_start = 1366 + 58, 577 .hsync_end = 1366 + 58 + 58, 578 .htotal = 1366 + 58 + 58 + 58, 579 .vdisplay = 768, 580 .vsync_start = 768 + 4, 581 .vsync_end = 768 + 4 + 4, 582 .vtotal = 768 + 4 + 4 + 4, 583 .vrefresh = 60, 584 }; 585 586 static const struct panel_desc chunghwa_claa101wa01a = { 587 .modes = &chunghwa_claa101wa01a_mode, 588 .num_modes = 1, 589 .bpc = 6, 590 .size = { 591 .width = 220, 592 .height = 120, 593 }, 594 }; 595 596 static const struct drm_display_mode chunghwa_claa101wb01_mode = { 597 .clock = 69300, 598 .hdisplay = 1366, 599 .hsync_start = 1366 + 48, 600 .hsync_end = 1366 + 48 + 32, 601 .htotal = 1366 + 48 + 32 + 20, 602 .vdisplay = 768, 603 .vsync_start = 768 + 16, 604 .vsync_end = 768 + 16 + 8, 605 .vtotal = 768 + 16 + 8 + 16, 606 .vrefresh = 60, 607 }; 608 609 static const struct panel_desc chunghwa_claa101wb01 = { 610 .modes = &chunghwa_claa101wb01_mode, 611 .num_modes = 1, 612 .bpc = 6, 613 .size = { 614 .width = 223, 615 .height = 125, 616 }, 617 }; 618 619 static const struct drm_display_mode edt_et057090dhu_mode = { 620 .clock = 25175, 621 .hdisplay = 640, 622 .hsync_start = 640 + 16, 623 .hsync_end = 640 + 16 + 30, 624 .htotal = 640 + 16 + 30 + 114, 625 .vdisplay = 480, 626 .vsync_start = 480 + 10, 627 .vsync_end = 480 + 10 + 3, 628 .vtotal = 480 + 10 + 3 + 32, 629 .vrefresh = 60, 630 .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, 631 }; 632 633 static const struct panel_desc edt_et057090dhu = { 634 .modes = &edt_et057090dhu_mode, 635 .num_modes = 1, 636 .bpc = 6, 637 .size = { 638 .width = 115, 639 .height = 86, 640 }, 641 }; 642 643 static const struct drm_display_mode edt_etm0700g0dh6_mode = { 644 .clock = 33260, 645 .hdisplay = 800, 646 .hsync_start = 800 + 40, 647 .hsync_end = 800 + 40 + 128, 648 .htotal = 800 + 40 + 128 + 88, 649 .vdisplay = 480, 650 .vsync_start = 480 + 10, 651 .vsync_end = 480 + 10 + 2, 652 .vtotal = 480 + 10 + 2 + 33, 653 .vrefresh = 60, 654 .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, 655 }; 656 657 static const struct panel_desc edt_etm0700g0dh6 = { 658 .modes = &edt_etm0700g0dh6_mode, 659 .num_modes = 1, 660 .bpc = 6, 661 .size = { 662 .width = 152, 663 .height = 91, 664 }, 665 }; 666 667 static const struct drm_display_mode foxlink_fl500wvr00_a0t_mode = { 668 .clock = 32260, 669 .hdisplay = 800, 670 .hsync_start = 800 + 168, 671 .hsync_end = 800 + 168 + 64, 672 .htotal = 800 + 168 + 64 + 88, 673 .vdisplay = 480, 674 .vsync_start = 480 + 37, 675 .vsync_end = 480 + 37 + 2, 676 .vtotal = 480 + 37 + 2 + 8, 677 .vrefresh = 60, 678 }; 679 680 static const struct panel_desc foxlink_fl500wvr00_a0t = { 681 .modes = &foxlink_fl500wvr00_a0t_mode, 682 .num_modes = 1, 683 .bpc = 8, 684 .size = { 685 .width = 108, 686 .height = 65, 687 }, 688 .bus_format = MEDIA_BUS_FMT_RGB888_1X24, 689 }; 690 691 static const struct drm_display_mode giantplus_gpg482739qs5_mode = { 692 .clock = 9000, 693 .hdisplay = 480, 694 .hsync_start = 480 + 5, 695 .hsync_end = 480 + 5 + 1, 696 .htotal = 480 + 5 + 1 + 40, 697 .vdisplay = 272, 698 .vsync_start = 272 + 8, 699 .vsync_end = 272 + 8 + 1, 700 .vtotal = 272 + 8 + 1 + 8, 701 .vrefresh = 60, 702 }; 703 704 static const struct panel_desc giantplus_gpg482739qs5 = { 705 .modes = &giantplus_gpg482739qs5_mode, 706 .num_modes = 1, 707 .bpc = 8, 708 .size = { 709 .width = 95, 710 .height = 54, 711 }, 712 .bus_format = MEDIA_BUS_FMT_RGB888_1X24, 713 }; 714 715 static const struct display_timing hannstar_hsd070pww1_timing = { 716 .pixelclock = { 64300000, 71100000, 82000000 }, 717 .hactive = { 1280, 1280, 1280 }, 718 .hfront_porch = { 1, 1, 10 }, 719 .hback_porch = { 1, 1, 10 }, 720 /* 721 * According to the data sheet, the minimum horizontal blanking interval 722 * is 54 clocks (1 + 52 + 1), but tests with a Nitrogen6X have shown the 723 * minimum working horizontal blanking interval to be 60 clocks. 724 */ 725 .hsync_len = { 58, 158, 661 }, 726 .vactive = { 800, 800, 800 }, 727 .vfront_porch = { 1, 1, 10 }, 728 .vback_porch = { 1, 1, 10 }, 729 .vsync_len = { 1, 21, 203 }, 730 .flags = DISPLAY_FLAGS_DE_HIGH, 731 }; 732 733 static const struct panel_desc hannstar_hsd070pww1 = { 734 .timings = &hannstar_hsd070pww1_timing, 735 .num_timings = 1, 736 .bpc = 6, 737 .size = { 738 .width = 151, 739 .height = 94, 740 }, 741 .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG, 742 }; 743 744 static const struct display_timing hannstar_hsd100pxn1_timing = { 745 .pixelclock = { 55000000, 65000000, 75000000 }, 746 .hactive = { 1024, 1024, 1024 }, 747 .hfront_porch = { 40, 40, 40 }, 748 .hback_porch = { 220, 220, 220 }, 749 .hsync_len = { 20, 60, 100 }, 750 .vactive = { 768, 768, 768 }, 751 .vfront_porch = { 7, 7, 7 }, 752 .vback_porch = { 21, 21, 21 }, 753 .vsync_len = { 10, 10, 10 }, 754 .flags = DISPLAY_FLAGS_DE_HIGH, 755 }; 756 757 static const struct panel_desc hannstar_hsd100pxn1 = { 758 .timings = &hannstar_hsd100pxn1_timing, 759 .num_timings = 1, 760 .bpc = 6, 761 .size = { 762 .width = 203, 763 .height = 152, 764 }, 765 .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG, 766 }; 767 768 static const struct drm_display_mode hitachi_tx23d38vm0caa_mode = { 769 .clock = 33333, 770 .hdisplay = 800, 771 .hsync_start = 800 + 85, 772 .hsync_end = 800 + 85 + 86, 773 .htotal = 800 + 85 + 86 + 85, 774 .vdisplay = 480, 775 .vsync_start = 480 + 16, 776 .vsync_end = 480 + 16 + 13, 777 .vtotal = 480 + 16 + 13 + 16, 778 .vrefresh = 60, 779 }; 780 781 static const struct panel_desc hitachi_tx23d38vm0caa = { 782 .modes = &hitachi_tx23d38vm0caa_mode, 783 .num_modes = 1, 784 .bpc = 6, 785 .size = { 786 .width = 195, 787 .height = 117, 788 }, 789 }; 790 791 static const struct drm_display_mode innolux_at043tn24_mode = { 792 .clock = 9000, 793 .hdisplay = 480, 794 .hsync_start = 480 + 2, 795 .hsync_end = 480 + 2 + 41, 796 .htotal = 480 + 2 + 41 + 2, 797 .vdisplay = 272, 798 .vsync_start = 272 + 2, 799 .vsync_end = 272 + 2 + 11, 800 .vtotal = 272 + 2 + 11 + 2, 801 .vrefresh = 60, 802 .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, 803 }; 804 805 static const struct panel_desc innolux_at043tn24 = { 806 .modes = &innolux_at043tn24_mode, 807 .num_modes = 1, 808 .bpc = 8, 809 .size = { 810 .width = 95, 811 .height = 54, 812 }, 813 .bus_format = MEDIA_BUS_FMT_RGB888_1X24, 814 }; 815 816 static const struct drm_display_mode innolux_g121i1_l01_mode = { 817 .clock = 71000, 818 .hdisplay = 1280, 819 .hsync_start = 1280 + 64, 820 .hsync_end = 1280 + 64 + 32, 821 .htotal = 1280 + 64 + 32 + 64, 822 .vdisplay = 800, 823 .vsync_start = 800 + 9, 824 .vsync_end = 800 + 9 + 6, 825 .vtotal = 800 + 9 + 6 + 9, 826 .vrefresh = 60, 827 }; 828 829 static const struct panel_desc innolux_g121i1_l01 = { 830 .modes = &innolux_g121i1_l01_mode, 831 .num_modes = 1, 832 .bpc = 6, 833 .size = { 834 .width = 261, 835 .height = 163, 836 }, 837 }; 838 839 static const struct drm_display_mode innolux_g121x1_l03_mode = { 840 .clock = 65000, 841 .hdisplay = 1024, 842 .hsync_start = 1024 + 0, 843 .hsync_end = 1024 + 1, 844 .htotal = 1024 + 0 + 1 + 320, 845 .vdisplay = 768, 846 .vsync_start = 768 + 38, 847 .vsync_end = 768 + 38 + 1, 848 .vtotal = 768 + 38 + 1 + 0, 849 .vrefresh = 60, 850 }; 851 852 static const struct panel_desc innolux_g121x1_l03 = { 853 .modes = &innolux_g121x1_l03_mode, 854 .num_modes = 1, 855 .bpc = 6, 856 .size = { 857 .width = 246, 858 .height = 185, 859 }, 860 .delay = { 861 .enable = 200, 862 .unprepare = 200, 863 .disable = 400, 864 }, 865 }; 866 867 static const struct drm_display_mode innolux_n116bge_mode = { 868 .clock = 76420, 869 .hdisplay = 1366, 870 .hsync_start = 1366 + 136, 871 .hsync_end = 1366 + 136 + 30, 872 .htotal = 1366 + 136 + 30 + 60, 873 .vdisplay = 768, 874 .vsync_start = 768 + 8, 875 .vsync_end = 768 + 8 + 12, 876 .vtotal = 768 + 8 + 12 + 12, 877 .vrefresh = 60, 878 .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, 879 }; 880 881 static const struct panel_desc innolux_n116bge = { 882 .modes = &innolux_n116bge_mode, 883 .num_modes = 1, 884 .bpc = 6, 885 .size = { 886 .width = 256, 887 .height = 144, 888 }, 889 }; 890 891 static const struct drm_display_mode innolux_n156bge_l21_mode = { 892 .clock = 69300, 893 .hdisplay = 1366, 894 .hsync_start = 1366 + 16, 895 .hsync_end = 1366 + 16 + 34, 896 .htotal = 1366 + 16 + 34 + 50, 897 .vdisplay = 768, 898 .vsync_start = 768 + 2, 899 .vsync_end = 768 + 2 + 6, 900 .vtotal = 768 + 2 + 6 + 12, 901 .vrefresh = 60, 902 }; 903 904 static const struct panel_desc innolux_n156bge_l21 = { 905 .modes = &innolux_n156bge_l21_mode, 906 .num_modes = 1, 907 .bpc = 6, 908 .size = { 909 .width = 344, 910 .height = 193, 911 }, 912 }; 913 914 static const struct drm_display_mode innolux_zj070na_01p_mode = { 915 .clock = 51501, 916 .hdisplay = 1024, 917 .hsync_start = 1024 + 128, 918 .hsync_end = 1024 + 128 + 64, 919 .htotal = 1024 + 128 + 64 + 128, 920 .vdisplay = 600, 921 .vsync_start = 600 + 16, 922 .vsync_end = 600 + 16 + 4, 923 .vtotal = 600 + 16 + 4 + 16, 924 .vrefresh = 60, 925 }; 926 927 static const struct panel_desc innolux_zj070na_01p = { 928 .modes = &innolux_zj070na_01p_mode, 929 .num_modes = 1, 930 .bpc = 6, 931 .size = { 932 .width = 1024, 933 .height = 600, 934 }, 935 }; 936 937 static const struct display_timing kyo_tcg121xglp_timing = { 938 .pixelclock = { 52000000, 65000000, 71000000 }, 939 .hactive = { 1024, 1024, 1024 }, 940 .hfront_porch = { 2, 2, 2 }, 941 .hback_porch = { 2, 2, 2 }, 942 .hsync_len = { 86, 124, 244 }, 943 .vactive = { 768, 768, 768 }, 944 .vfront_porch = { 2, 2, 2 }, 945 .vback_porch = { 2, 2, 2 }, 946 .vsync_len = { 6, 34, 73 }, 947 .flags = DISPLAY_FLAGS_DE_HIGH, 948 }; 949 950 static const struct panel_desc kyo_tcg121xglp = { 951 .timings = &kyo_tcg121xglp_timing, 952 .num_timings = 1, 953 .bpc = 8, 954 .size = { 955 .width = 246, 956 .height = 184, 957 }, 958 .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, 959 }; 960 961 static const struct drm_display_mode lg_lb070wv8_mode = { 962 .clock = 33246, 963 .hdisplay = 800, 964 .hsync_start = 800 + 88, 965 .hsync_end = 800 + 88 + 80, 966 .htotal = 800 + 88 + 80 + 88, 967 .vdisplay = 480, 968 .vsync_start = 480 + 10, 969 .vsync_end = 480 + 10 + 25, 970 .vtotal = 480 + 10 + 25 + 10, 971 .vrefresh = 60, 972 }; 973 974 static const struct panel_desc lg_lb070wv8 = { 975 .modes = &lg_lb070wv8_mode, 976 .num_modes = 1, 977 .bpc = 16, 978 .size = { 979 .width = 151, 980 .height = 91, 981 }, 982 .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, 983 }; 984 985 static const struct drm_display_mode lg_lp129qe_mode = { 986 .clock = 285250, 987 .hdisplay = 2560, 988 .hsync_start = 2560 + 48, 989 .hsync_end = 2560 + 48 + 32, 990 .htotal = 2560 + 48 + 32 + 80, 991 .vdisplay = 1700, 992 .vsync_start = 1700 + 3, 993 .vsync_end = 1700 + 3 + 10, 994 .vtotal = 1700 + 3 + 10 + 36, 995 .vrefresh = 60, 996 }; 997 998 static const struct panel_desc lg_lp129qe = { 999 .modes = &lg_lp129qe_mode, 1000 .num_modes = 1, 1001 .bpc = 8, 1002 .size = { 1003 .width = 272, 1004 .height = 181, 1005 }, 1006 }; 1007 1008 static const struct drm_display_mode nec_nl4827hc19_05b_mode = { 1009 .clock = 10870, 1010 .hdisplay = 480, 1011 .hsync_start = 480 + 2, 1012 .hsync_end = 480 + 2 + 41, 1013 .htotal = 480 + 2 + 41 + 2, 1014 .vdisplay = 272, 1015 .vsync_start = 272 + 2, 1016 .vsync_end = 272 + 2 + 4, 1017 .vtotal = 272 + 2 + 4 + 2, 1018 .vrefresh = 74, 1019 }; 1020 1021 static const struct panel_desc nec_nl4827hc19_05b = { 1022 .modes = &nec_nl4827hc19_05b_mode, 1023 .num_modes = 1, 1024 .bpc = 8, 1025 .size = { 1026 .width = 95, 1027 .height = 54, 1028 }, 1029 .bus_format = MEDIA_BUS_FMT_RGB888_1X24 1030 }; 1031 1032 static const struct display_timing okaya_rs800480t_7x0gp_timing = { 1033 .pixelclock = { 30000000, 30000000, 40000000 }, 1034 .hactive = { 800, 800, 800 }, 1035 .hfront_porch = { 40, 40, 40 }, 1036 .hback_porch = { 40, 40, 40 }, 1037 .hsync_len = { 1, 48, 48 }, 1038 .vactive = { 480, 480, 480 }, 1039 .vfront_porch = { 13, 13, 13 }, 1040 .vback_porch = { 29, 29, 29 }, 1041 .vsync_len = { 3, 3, 3 }, 1042 .flags = DISPLAY_FLAGS_DE_HIGH, 1043 }; 1044 1045 static const struct panel_desc okaya_rs800480t_7x0gp = { 1046 .timings = &okaya_rs800480t_7x0gp_timing, 1047 .num_timings = 1, 1048 .bpc = 6, 1049 .size = { 1050 .width = 154, 1051 .height = 87, 1052 }, 1053 .delay = { 1054 .prepare = 41, 1055 .enable = 50, 1056 .unprepare = 41, 1057 .disable = 50, 1058 }, 1059 .bus_format = MEDIA_BUS_FMT_RGB666_1X18, 1060 }; 1061 1062 static const struct drm_display_mode ortustech_com43h4m85ulc_mode = { 1063 .clock = 25000, 1064 .hdisplay = 480, 1065 .hsync_start = 480 + 10, 1066 .hsync_end = 480 + 10 + 10, 1067 .htotal = 480 + 10 + 10 + 15, 1068 .vdisplay = 800, 1069 .vsync_start = 800 + 3, 1070 .vsync_end = 800 + 3 + 3, 1071 .vtotal = 800 + 3 + 3 + 3, 1072 .vrefresh = 60, 1073 }; 1074 1075 static const struct panel_desc ortustech_com43h4m85ulc = { 1076 .modes = &ortustech_com43h4m85ulc_mode, 1077 .num_modes = 1, 1078 .bpc = 8, 1079 .size = { 1080 .width = 56, 1081 .height = 93, 1082 }, 1083 .bus_format = MEDIA_BUS_FMT_RGB888_1X24, 1084 }; 1085 1086 static const struct drm_display_mode qd43003c0_40_mode = { 1087 .clock = 9000, 1088 .hdisplay = 480, 1089 .hsync_start = 480 + 8, 1090 .hsync_end = 480 + 8 + 4, 1091 .htotal = 480 + 8 + 4 + 39, 1092 .vdisplay = 272, 1093 .vsync_start = 272 + 4, 1094 .vsync_end = 272 + 4 + 10, 1095 .vtotal = 272 + 4 + 10 + 2, 1096 .vrefresh = 60, 1097 }; 1098 1099 static const struct panel_desc qd43003c0_40 = { 1100 .modes = &qd43003c0_40_mode, 1101 .num_modes = 1, 1102 .bpc = 8, 1103 .size = { 1104 .width = 95, 1105 .height = 53, 1106 }, 1107 .bus_format = MEDIA_BUS_FMT_RGB888_1X24, 1108 }; 1109 1110 static const struct drm_display_mode samsung_ltn101nt05_mode = { 1111 .clock = 54030, 1112 .hdisplay = 1024, 1113 .hsync_start = 1024 + 24, 1114 .hsync_end = 1024 + 24 + 136, 1115 .htotal = 1024 + 24 + 136 + 160, 1116 .vdisplay = 600, 1117 .vsync_start = 600 + 3, 1118 .vsync_end = 600 + 3 + 6, 1119 .vtotal = 600 + 3 + 6 + 61, 1120 .vrefresh = 60, 1121 }; 1122 1123 static const struct panel_desc samsung_ltn101nt05 = { 1124 .modes = &samsung_ltn101nt05_mode, 1125 .num_modes = 1, 1126 .bpc = 6, 1127 .size = { 1128 .width = 1024, 1129 .height = 600, 1130 }, 1131 }; 1132 1133 static const struct drm_display_mode samsung_ltn140at29_301_mode = { 1134 .clock = 76300, 1135 .hdisplay = 1366, 1136 .hsync_start = 1366 + 64, 1137 .hsync_end = 1366 + 64 + 48, 1138 .htotal = 1366 + 64 + 48 + 128, 1139 .vdisplay = 768, 1140 .vsync_start = 768 + 2, 1141 .vsync_end = 768 + 2 + 5, 1142 .vtotal = 768 + 2 + 5 + 17, 1143 .vrefresh = 60, 1144 }; 1145 1146 static const struct panel_desc samsung_ltn140at29_301 = { 1147 .modes = &samsung_ltn140at29_301_mode, 1148 .num_modes = 1, 1149 .bpc = 6, 1150 .size = { 1151 .width = 320, 1152 .height = 187, 1153 }, 1154 }; 1155 1156 static const struct drm_display_mode shelly_sca07010_bfn_lnn_mode = { 1157 .clock = 33300, 1158 .hdisplay = 800, 1159 .hsync_start = 800 + 1, 1160 .hsync_end = 800 + 1 + 64, 1161 .htotal = 800 + 1 + 64 + 64, 1162 .vdisplay = 480, 1163 .vsync_start = 480 + 1, 1164 .vsync_end = 480 + 1 + 23, 1165 .vtotal = 480 + 1 + 23 + 22, 1166 .vrefresh = 60, 1167 }; 1168 1169 static const struct panel_desc shelly_sca07010_bfn_lnn = { 1170 .modes = &shelly_sca07010_bfn_lnn_mode, 1171 .num_modes = 1, 1172 .size = { 1173 .width = 152, 1174 .height = 91, 1175 }, 1176 .bus_format = MEDIA_BUS_FMT_RGB666_1X18, 1177 }; 1178 1179 static const struct of_device_id platform_of_match[] = { 1180 { 1181 .compatible = "ampire,am800480r3tmqwa1h", 1182 .data = &ire_am800480r3tmqwa1h, 1183 }, { 1184 .compatible = "auo,b101aw03", 1185 .data = &auo_b101aw03, 1186 }, { 1187 .compatible = "auo,b101ean01", 1188 .data = &auo_b101ean01, 1189 }, { 1190 .compatible = "auo,b101xtn01", 1191 .data = &auo_b101xtn01, 1192 }, { 1193 .compatible = "auo,b116xw03", 1194 .data = &auo_b116xw03, 1195 }, { 1196 .compatible = "auo,b133htn01", 1197 .data = &auo_b133htn01, 1198 }, { 1199 .compatible = "auo,b133xtn01", 1200 .data = &auo_b133xtn01, 1201 }, { 1202 .compatible = "avic,tm070ddh03", 1203 .data = &avic_tm070ddh03, 1204 }, { 1205 .compatible = "chunghwa,claa101wa01a", 1206 .data = &chunghwa_claa101wa01a 1207 }, { 1208 .compatible = "chunghwa,claa101wb01", 1209 .data = &chunghwa_claa101wb01 1210 }, { 1211 .compatible = "edt,et057090dhu", 1212 .data = &edt_et057090dhu, 1213 }, { 1214 .compatible = "edt,et070080dh6", 1215 .data = &edt_etm0700g0dh6, 1216 }, { 1217 .compatible = "edt,etm0700g0dh6", 1218 .data = &edt_etm0700g0dh6, 1219 }, { 1220 .compatible = "foxlink,fl500wvr00-a0t", 1221 .data = &foxlink_fl500wvr00_a0t, 1222 }, { 1223 .compatible = "giantplus,gpg482739qs5", 1224 .data = &giantplus_gpg482739qs5 1225 }, { 1226 .compatible = "hannstar,hsd070pww1", 1227 .data = &hannstar_hsd070pww1, 1228 }, { 1229 .compatible = "hannstar,hsd100pxn1", 1230 .data = &hannstar_hsd100pxn1, 1231 }, { 1232 .compatible = "hit,tx23d38vm0caa", 1233 .data = &hitachi_tx23d38vm0caa 1234 }, { 1235 .compatible = "innolux,at043tn24", 1236 .data = &innolux_at043tn24, 1237 }, { 1238 .compatible ="innolux,g121i1-l01", 1239 .data = &innolux_g121i1_l01 1240 }, { 1241 .compatible = "innolux,g121x1-l03", 1242 .data = &innolux_g121x1_l03, 1243 }, { 1244 .compatible = "innolux,n116bge", 1245 .data = &innolux_n116bge, 1246 }, { 1247 .compatible = "innolux,n156bge-l21", 1248 .data = &innolux_n156bge_l21, 1249 }, { 1250 .compatible = "innolux,zj070na-01p", 1251 .data = &innolux_zj070na_01p, 1252 }, { 1253 .compatible = "kyo,tcg121xglp", 1254 .data = &kyo_tcg121xglp, 1255 }, { 1256 .compatible = "lg,lb070wv8", 1257 .data = &lg_lb070wv8, 1258 }, { 1259 .compatible = "lg,lp129qe", 1260 .data = &lg_lp129qe, 1261 }, { 1262 .compatible = "nec,nl4827hc19-05b", 1263 .data = &nec_nl4827hc19_05b, 1264 }, { 1265 .compatible = "okaya,rs800480t-7x0gp", 1266 .data = &okaya_rs800480t_7x0gp, 1267 }, { 1268 .compatible = "ortustech,com43h4m85ulc", 1269 .data = &ortustech_com43h4m85ulc, 1270 }, { 1271 .compatible = "qiaodian,qd43003c0-40", 1272 .data = &qd43003c0_40, 1273 }, { 1274 .compatible = "samsung,ltn101nt05", 1275 .data = &samsung_ltn101nt05, 1276 }, { 1277 .compatible = "samsung,ltn140at29-301", 1278 .data = &samsung_ltn140at29_301, 1279 }, { 1280 .compatible = "shelly,sca07010-bfn-lnn", 1281 .data = &shelly_sca07010_bfn_lnn, 1282 }, { 1283 /* sentinel */ 1284 } 1285 }; 1286 MODULE_DEVICE_TABLE(of, platform_of_match); 1287 1288 static int panel_simple_platform_probe(struct platform_device *pdev) 1289 { 1290 const struct of_device_id *id; 1291 1292 id = of_match_node(platform_of_match, pdev->dev.of_node); 1293 if (!id) 1294 return -ENODEV; 1295 1296 return panel_simple_probe(&pdev->dev, id->data); 1297 } 1298 1299 static int panel_simple_platform_remove(struct platform_device *pdev) 1300 { 1301 return panel_simple_remove(&pdev->dev); 1302 } 1303 1304 static void panel_simple_platform_shutdown(struct platform_device *pdev) 1305 { 1306 panel_simple_shutdown(&pdev->dev); 1307 } 1308 1309 static struct platform_driver panel_simple_platform_driver = { 1310 .driver = { 1311 .name = "panel-simple", 1312 .of_match_table = platform_of_match, 1313 }, 1314 .probe = panel_simple_platform_probe, 1315 .remove = panel_simple_platform_remove, 1316 .shutdown = panel_simple_platform_shutdown, 1317 }; 1318 1319 struct panel_desc_dsi { 1320 struct panel_desc desc; 1321 1322 unsigned long flags; 1323 enum mipi_dsi_pixel_format format; 1324 unsigned int lanes; 1325 }; 1326 1327 static const struct drm_display_mode auo_b080uan01_mode = { 1328 .clock = 154500, 1329 .hdisplay = 1200, 1330 .hsync_start = 1200 + 62, 1331 .hsync_end = 1200 + 62 + 4, 1332 .htotal = 1200 + 62 + 4 + 62, 1333 .vdisplay = 1920, 1334 .vsync_start = 1920 + 9, 1335 .vsync_end = 1920 + 9 + 2, 1336 .vtotal = 1920 + 9 + 2 + 8, 1337 .vrefresh = 60, 1338 }; 1339 1340 static const struct panel_desc_dsi auo_b080uan01 = { 1341 .desc = { 1342 .modes = &auo_b080uan01_mode, 1343 .num_modes = 1, 1344 .bpc = 8, 1345 .size = { 1346 .width = 108, 1347 .height = 272, 1348 }, 1349 }, 1350 .flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_CLOCK_NON_CONTINUOUS, 1351 .format = MIPI_DSI_FMT_RGB888, 1352 .lanes = 4, 1353 }; 1354 1355 static const struct drm_display_mode boe_tv080wum_nl0_mode = { 1356 .clock = 160000, 1357 .hdisplay = 1200, 1358 .hsync_start = 1200 + 120, 1359 .hsync_end = 1200 + 120 + 20, 1360 .htotal = 1200 + 120 + 20 + 21, 1361 .vdisplay = 1920, 1362 .vsync_start = 1920 + 21, 1363 .vsync_end = 1920 + 21 + 3, 1364 .vtotal = 1920 + 21 + 3 + 18, 1365 .vrefresh = 60, 1366 .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, 1367 }; 1368 1369 static const struct panel_desc_dsi boe_tv080wum_nl0 = { 1370 .desc = { 1371 .modes = &boe_tv080wum_nl0_mode, 1372 .num_modes = 1, 1373 .size = { 1374 .width = 107, 1375 .height = 172, 1376 }, 1377 }, 1378 .flags = MIPI_DSI_MODE_VIDEO | 1379 MIPI_DSI_MODE_VIDEO_BURST | 1380 MIPI_DSI_MODE_VIDEO_SYNC_PULSE, 1381 .format = MIPI_DSI_FMT_RGB888, 1382 .lanes = 4, 1383 }; 1384 1385 static const struct drm_display_mode lg_ld070wx3_sl01_mode = { 1386 .clock = 71000, 1387 .hdisplay = 800, 1388 .hsync_start = 800 + 32, 1389 .hsync_end = 800 + 32 + 1, 1390 .htotal = 800 + 32 + 1 + 57, 1391 .vdisplay = 1280, 1392 .vsync_start = 1280 + 28, 1393 .vsync_end = 1280 + 28 + 1, 1394 .vtotal = 1280 + 28 + 1 + 14, 1395 .vrefresh = 60, 1396 }; 1397 1398 static const struct panel_desc_dsi lg_ld070wx3_sl01 = { 1399 .desc = { 1400 .modes = &lg_ld070wx3_sl01_mode, 1401 .num_modes = 1, 1402 .bpc = 8, 1403 .size = { 1404 .width = 94, 1405 .height = 151, 1406 }, 1407 }, 1408 .flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_CLOCK_NON_CONTINUOUS, 1409 .format = MIPI_DSI_FMT_RGB888, 1410 .lanes = 4, 1411 }; 1412 1413 static const struct drm_display_mode lg_lh500wx1_sd03_mode = { 1414 .clock = 67000, 1415 .hdisplay = 720, 1416 .hsync_start = 720 + 12, 1417 .hsync_end = 720 + 12 + 4, 1418 .htotal = 720 + 12 + 4 + 112, 1419 .vdisplay = 1280, 1420 .vsync_start = 1280 + 8, 1421 .vsync_end = 1280 + 8 + 4, 1422 .vtotal = 1280 + 8 + 4 + 12, 1423 .vrefresh = 60, 1424 }; 1425 1426 static const struct panel_desc_dsi lg_lh500wx1_sd03 = { 1427 .desc = { 1428 .modes = &lg_lh500wx1_sd03_mode, 1429 .num_modes = 1, 1430 .bpc = 8, 1431 .size = { 1432 .width = 62, 1433 .height = 110, 1434 }, 1435 }, 1436 .flags = MIPI_DSI_MODE_VIDEO, 1437 .format = MIPI_DSI_FMT_RGB888, 1438 .lanes = 4, 1439 }; 1440 1441 static const struct drm_display_mode panasonic_vvx10f004b00_mode = { 1442 .clock = 157200, 1443 .hdisplay = 1920, 1444 .hsync_start = 1920 + 154, 1445 .hsync_end = 1920 + 154 + 16, 1446 .htotal = 1920 + 154 + 16 + 32, 1447 .vdisplay = 1200, 1448 .vsync_start = 1200 + 17, 1449 .vsync_end = 1200 + 17 + 2, 1450 .vtotal = 1200 + 17 + 2 + 16, 1451 .vrefresh = 60, 1452 }; 1453 1454 static const struct panel_desc_dsi panasonic_vvx10f004b00 = { 1455 .desc = { 1456 .modes = &panasonic_vvx10f004b00_mode, 1457 .num_modes = 1, 1458 .bpc = 8, 1459 .size = { 1460 .width = 217, 1461 .height = 136, 1462 }, 1463 }, 1464 .flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | 1465 MIPI_DSI_CLOCK_NON_CONTINUOUS, 1466 .format = MIPI_DSI_FMT_RGB888, 1467 .lanes = 4, 1468 }; 1469 1470 1471 static const struct of_device_id dsi_of_match[] = { 1472 { 1473 .compatible = "auo,b080uan01", 1474 .data = &auo_b080uan01 1475 }, { 1476 .compatible = "boe,tv080wum-nl0", 1477 .data = &boe_tv080wum_nl0 1478 }, { 1479 .compatible = "lg,ld070wx3-sl01", 1480 .data = &lg_ld070wx3_sl01 1481 }, { 1482 .compatible = "lg,lh500wx1-sd03", 1483 .data = &lg_lh500wx1_sd03 1484 }, { 1485 .compatible = "panasonic,vvx10f004b00", 1486 .data = &panasonic_vvx10f004b00 1487 }, { 1488 /* sentinel */ 1489 } 1490 }; 1491 MODULE_DEVICE_TABLE(of, dsi_of_match); 1492 1493 static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi) 1494 { 1495 const struct panel_desc_dsi *desc; 1496 const struct of_device_id *id; 1497 int err; 1498 1499 id = of_match_node(dsi_of_match, dsi->dev.of_node); 1500 if (!id) 1501 return -ENODEV; 1502 1503 desc = id->data; 1504 1505 err = panel_simple_probe(&dsi->dev, &desc->desc); 1506 if (err < 0) 1507 return err; 1508 1509 dsi->mode_flags = desc->flags; 1510 dsi->format = desc->format; 1511 dsi->lanes = desc->lanes; 1512 1513 return mipi_dsi_attach(dsi); 1514 } 1515 1516 static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi) 1517 { 1518 int err; 1519 1520 err = mipi_dsi_detach(dsi); 1521 if (err < 0) 1522 dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err); 1523 1524 return panel_simple_remove(&dsi->dev); 1525 } 1526 1527 static void panel_simple_dsi_shutdown(struct mipi_dsi_device *dsi) 1528 { 1529 panel_simple_shutdown(&dsi->dev); 1530 } 1531 1532 static struct mipi_dsi_driver panel_simple_dsi_driver = { 1533 .driver = { 1534 .name = "panel-simple-dsi", 1535 .of_match_table = dsi_of_match, 1536 }, 1537 .probe = panel_simple_dsi_probe, 1538 .remove = panel_simple_dsi_remove, 1539 .shutdown = panel_simple_dsi_shutdown, 1540 }; 1541 1542 static int __init panel_simple_init(void) 1543 { 1544 int err; 1545 1546 err = platform_driver_register(&panel_simple_platform_driver); 1547 if (err < 0) 1548 return err; 1549 1550 if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) { 1551 err = mipi_dsi_driver_register(&panel_simple_dsi_driver); 1552 if (err < 0) 1553 return err; 1554 } 1555 1556 return 0; 1557 } 1558 module_init(panel_simple_init); 1559 1560 static void __exit panel_simple_exit(void) 1561 { 1562 if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) 1563 mipi_dsi_driver_unregister(&panel_simple_dsi_driver); 1564 1565 platform_driver_unregister(&panel_simple_platform_driver); 1566 } 1567 module_exit(panel_simple_exit); 1568 1569 MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>"); 1570 MODULE_DESCRIPTION("DRM Driver for Simple Panels"); 1571 MODULE_LICENSE("GPL and additional rights"); 1572