1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * Copyright (c) 2019, Huaqin Telecom Technology Co., Ltd |
4 | * |
5 | * Author: Jerry Han <jerry.han.hq@gmail.com> |
6 | * |
7 | */ |
8 | |
9 | #include <linux/delay.h> |
10 | #include <linux/kernel.h> |
11 | #include <linux/module.h> |
12 | #include <linux/of.h> |
13 | |
14 | #include <linux/gpio/consumer.h> |
15 | #include <linux/regulator/consumer.h> |
16 | |
17 | #include <drm/drm_device.h> |
18 | #include <drm/drm_mipi_dsi.h> |
19 | #include <drm/drm_modes.h> |
20 | #include <drm/drm_panel.h> |
21 | |
22 | #include <video/mipi_display.h> |
23 | |
24 | struct panel_cmd { |
25 | char cmd; |
26 | char data; |
27 | }; |
28 | |
29 | struct panel_desc { |
30 | const struct drm_display_mode *display_mode; |
31 | unsigned int bpc; |
32 | unsigned int width_mm; |
33 | unsigned int height_mm; |
34 | |
35 | unsigned long mode_flags; |
36 | enum mipi_dsi_pixel_format format; |
37 | unsigned int lanes; |
38 | const struct panel_cmd *on_cmds; |
39 | unsigned int on_cmds_num; |
40 | }; |
41 | |
42 | struct panel_info { |
43 | struct drm_panel base; |
44 | struct mipi_dsi_device *link; |
45 | const struct panel_desc *desc; |
46 | |
47 | struct gpio_desc *enable_gpio; |
48 | struct gpio_desc *pp33_gpio; |
49 | struct gpio_desc *pp18_gpio; |
50 | |
51 | bool prepared; |
52 | bool enabled; |
53 | }; |
54 | |
55 | static inline struct panel_info *to_panel_info(struct drm_panel *panel) |
56 | { |
57 | return container_of(panel, struct panel_info, base); |
58 | } |
59 | |
60 | static void disable_gpios(struct panel_info *pinfo) |
61 | { |
62 | gpiod_set_value(desc: pinfo->enable_gpio, value: 0); |
63 | gpiod_set_value(desc: pinfo->pp33_gpio, value: 0); |
64 | gpiod_set_value(desc: pinfo->pp18_gpio, value: 0); |
65 | } |
66 | |
67 | static int send_mipi_cmds(struct drm_panel *panel, const struct panel_cmd *cmds) |
68 | { |
69 | struct panel_info *pinfo = to_panel_info(panel); |
70 | unsigned int i = 0; |
71 | int err; |
72 | |
73 | for (i = 0; i < pinfo->desc->on_cmds_num; i++) { |
74 | err = mipi_dsi_dcs_write_buffer(dsi: pinfo->link, data: &cmds[i], |
75 | len: sizeof(struct panel_cmd)); |
76 | |
77 | if (err < 0) |
78 | return err; |
79 | } |
80 | |
81 | return 0; |
82 | } |
83 | |
84 | static int boe_panel_disable(struct drm_panel *panel) |
85 | { |
86 | struct panel_info *pinfo = to_panel_info(panel); |
87 | int err; |
88 | |
89 | if (!pinfo->enabled) |
90 | return 0; |
91 | |
92 | err = mipi_dsi_dcs_set_display_off(dsi: pinfo->link); |
93 | if (err < 0) { |
94 | dev_err(panel->dev, "failed to set display off: %d\n" , err); |
95 | return err; |
96 | } |
97 | |
98 | pinfo->enabled = false; |
99 | |
100 | return 0; |
101 | } |
102 | |
103 | static int boe_panel_unprepare(struct drm_panel *panel) |
104 | { |
105 | struct panel_info *pinfo = to_panel_info(panel); |
106 | int err; |
107 | |
108 | if (!pinfo->prepared) |
109 | return 0; |
110 | |
111 | err = mipi_dsi_dcs_set_display_off(dsi: pinfo->link); |
112 | if (err < 0) |
113 | dev_err(panel->dev, "failed to set display off: %d\n" , err); |
114 | |
115 | err = mipi_dsi_dcs_enter_sleep_mode(dsi: pinfo->link); |
116 | if (err < 0) |
117 | dev_err(panel->dev, "failed to enter sleep mode: %d\n" , err); |
118 | |
119 | /* sleep_mode_delay: 1ms - 2ms */ |
120 | usleep_range(min: 1000, max: 2000); |
121 | |
122 | disable_gpios(pinfo); |
123 | |
124 | pinfo->prepared = false; |
125 | |
126 | return 0; |
127 | } |
128 | |
129 | static int boe_panel_prepare(struct drm_panel *panel) |
130 | { |
131 | struct panel_info *pinfo = to_panel_info(panel); |
132 | int err; |
133 | |
134 | if (pinfo->prepared) |
135 | return 0; |
136 | |
137 | gpiod_set_value(desc: pinfo->pp18_gpio, value: 1); |
138 | /* T1: 5ms - 6ms */ |
139 | usleep_range(min: 5000, max: 6000); |
140 | gpiod_set_value(desc: pinfo->pp33_gpio, value: 1); |
141 | |
142 | /* reset sequence */ |
143 | /* T2: 14ms - 15ms */ |
144 | usleep_range(min: 14000, max: 15000); |
145 | gpiod_set_value(desc: pinfo->enable_gpio, value: 1); |
146 | |
147 | /* T3: 1ms - 2ms */ |
148 | usleep_range(min: 1000, max: 2000); |
149 | gpiod_set_value(desc: pinfo->enable_gpio, value: 0); |
150 | |
151 | /* T4: 1ms - 2ms */ |
152 | usleep_range(min: 1000, max: 2000); |
153 | gpiod_set_value(desc: pinfo->enable_gpio, value: 1); |
154 | |
155 | /* T5: 5ms - 6ms */ |
156 | usleep_range(min: 5000, max: 6000); |
157 | |
158 | /* send init code */ |
159 | err = send_mipi_cmds(panel, cmds: pinfo->desc->on_cmds); |
160 | if (err < 0) { |
161 | dev_err(panel->dev, "failed to send DCS Init Code: %d\n" , err); |
162 | goto poweroff; |
163 | } |
164 | |
165 | err = mipi_dsi_dcs_exit_sleep_mode(dsi: pinfo->link); |
166 | if (err < 0) { |
167 | dev_err(panel->dev, "failed to exit sleep mode: %d\n" , err); |
168 | goto poweroff; |
169 | } |
170 | |
171 | /* T6: 120ms - 121ms */ |
172 | usleep_range(min: 120000, max: 121000); |
173 | |
174 | err = mipi_dsi_dcs_set_display_on(dsi: pinfo->link); |
175 | if (err < 0) { |
176 | dev_err(panel->dev, "failed to set display on: %d\n" , err); |
177 | goto poweroff; |
178 | } |
179 | |
180 | /* T7: 20ms - 21ms */ |
181 | usleep_range(min: 20000, max: 21000); |
182 | |
183 | pinfo->prepared = true; |
184 | |
185 | return 0; |
186 | |
187 | poweroff: |
188 | disable_gpios(pinfo); |
189 | return err; |
190 | } |
191 | |
192 | static int boe_panel_enable(struct drm_panel *panel) |
193 | { |
194 | struct panel_info *pinfo = to_panel_info(panel); |
195 | int ret; |
196 | |
197 | if (pinfo->enabled) |
198 | return 0; |
199 | |
200 | usleep_range(min: 120000, max: 121000); |
201 | |
202 | ret = mipi_dsi_dcs_set_display_on(dsi: pinfo->link); |
203 | if (ret < 0) { |
204 | dev_err(panel->dev, "failed to set display on: %d\n" , ret); |
205 | return ret; |
206 | } |
207 | |
208 | pinfo->enabled = true; |
209 | |
210 | return 0; |
211 | } |
212 | |
213 | static int boe_panel_get_modes(struct drm_panel *panel, |
214 | struct drm_connector *connector) |
215 | { |
216 | struct panel_info *pinfo = to_panel_info(panel); |
217 | const struct drm_display_mode *m = pinfo->desc->display_mode; |
218 | struct drm_display_mode *mode; |
219 | |
220 | mode = drm_mode_duplicate(dev: connector->dev, mode: m); |
221 | if (!mode) { |
222 | dev_err(pinfo->base.dev, "failed to add mode %ux%u@%u\n" , |
223 | m->hdisplay, m->vdisplay, drm_mode_vrefresh(m)); |
224 | return -ENOMEM; |
225 | } |
226 | |
227 | drm_mode_set_name(mode); |
228 | |
229 | drm_mode_probed_add(connector, mode); |
230 | |
231 | connector->display_info.width_mm = pinfo->desc->width_mm; |
232 | connector->display_info.height_mm = pinfo->desc->height_mm; |
233 | connector->display_info.bpc = pinfo->desc->bpc; |
234 | |
235 | return 1; |
236 | } |
237 | |
238 | static const struct drm_panel_funcs panel_funcs = { |
239 | .disable = boe_panel_disable, |
240 | .unprepare = boe_panel_unprepare, |
241 | .prepare = boe_panel_prepare, |
242 | .enable = boe_panel_enable, |
243 | .get_modes = boe_panel_get_modes, |
244 | }; |
245 | |
246 | static const struct drm_display_mode default_display_mode = { |
247 | .clock = 159420, |
248 | .hdisplay = 1200, |
249 | .hsync_start = 1200 + 80, |
250 | .hsync_end = 1200 + 80 + 60, |
251 | .htotal = 1200 + 80 + 60 + 24, |
252 | .vdisplay = 1920, |
253 | .vsync_start = 1920 + 10, |
254 | .vsync_end = 1920 + 10 + 14, |
255 | .vtotal = 1920 + 10 + 14 + 4, |
256 | }; |
257 | |
258 | /* 8 inch */ |
259 | static const struct panel_cmd boe_himax8279d8p_on_cmds[] = { |
260 | { 0xB0, 0x05 }, |
261 | { 0xB1, 0xE5 }, |
262 | { 0xB3, 0x52 }, |
263 | { 0xC0, 0x00 }, |
264 | { 0xC2, 0x57 }, |
265 | { 0xD9, 0x85 }, |
266 | { 0xB0, 0x01 }, |
267 | { 0xC8, 0x00 }, |
268 | { 0xC9, 0x00 }, |
269 | { 0xCC, 0x26 }, |
270 | { 0xCD, 0x26 }, |
271 | { 0xDC, 0x00 }, |
272 | { 0xDD, 0x00 }, |
273 | { 0xE0, 0x26 }, |
274 | { 0xE1, 0x26 }, |
275 | { 0xB0, 0x03 }, |
276 | { 0xC3, 0x2A }, |
277 | { 0xE7, 0x2A }, |
278 | { 0xC5, 0x2A }, |
279 | { 0xDE, 0x2A }, |
280 | { 0xBC, 0x02 }, |
281 | { 0xCB, 0x02 }, |
282 | { 0xB0, 0x00 }, |
283 | { 0xB6, 0x03 }, |
284 | { 0xBA, 0x8B }, |
285 | { 0xBF, 0x15 }, |
286 | { 0xC0, 0x18 }, |
287 | { 0xC2, 0x14 }, |
288 | { 0xC3, 0x02 }, |
289 | { 0xC4, 0x14 }, |
290 | { 0xC5, 0x02 }, |
291 | { 0xCC, 0x0A }, |
292 | { 0xB0, 0x06 }, |
293 | { 0xC0, 0xA5 }, |
294 | { 0xD5, 0x20 }, |
295 | { 0xC0, 0x00 }, |
296 | { 0xB0, 0x02 }, |
297 | { 0xC0, 0x00 }, |
298 | { 0xC1, 0x02 }, |
299 | { 0xC2, 0x06 }, |
300 | { 0xC3, 0x16 }, |
301 | { 0xC4, 0x0E }, |
302 | { 0xC5, 0x18 }, |
303 | { 0xC6, 0x26 }, |
304 | { 0xC7, 0x32 }, |
305 | { 0xC8, 0x3F }, |
306 | { 0xC9, 0x3F }, |
307 | { 0xCA, 0x3F }, |
308 | { 0xCB, 0x3F }, |
309 | { 0xCC, 0x3D }, |
310 | { 0xCD, 0x2F }, |
311 | { 0xCE, 0x2F }, |
312 | { 0xCF, 0x2F }, |
313 | { 0xD0, 0x07 }, |
314 | { 0xD2, 0x00 }, |
315 | { 0xD3, 0x02 }, |
316 | { 0xD4, 0x06 }, |
317 | { 0xD5, 0x12 }, |
318 | { 0xD6, 0x0A }, |
319 | { 0xD7, 0x14 }, |
320 | { 0xD8, 0x22 }, |
321 | { 0xD9, 0x2E }, |
322 | { 0xDA, 0x3D }, |
323 | { 0xDB, 0x3F }, |
324 | { 0xDC, 0x3F }, |
325 | { 0xDD, 0x3F }, |
326 | { 0xDE, 0x3D }, |
327 | { 0xDF, 0x2F }, |
328 | { 0xE0, 0x2F }, |
329 | { 0xE1, 0x2F }, |
330 | { 0xE2, 0x07 }, |
331 | { 0xB0, 0x07 }, |
332 | { 0xB1, 0x18 }, |
333 | { 0xB2, 0x19 }, |
334 | { 0xB3, 0x2E }, |
335 | { 0xB4, 0x52 }, |
336 | { 0xB5, 0x72 }, |
337 | { 0xB6, 0x8C }, |
338 | { 0xB7, 0xBD }, |
339 | { 0xB8, 0xEB }, |
340 | { 0xB9, 0x47 }, |
341 | { 0xBA, 0x96 }, |
342 | { 0xBB, 0x1E }, |
343 | { 0xBC, 0x90 }, |
344 | { 0xBD, 0x93 }, |
345 | { 0xBE, 0xFA }, |
346 | { 0xBF, 0x56 }, |
347 | { 0xC0, 0x8C }, |
348 | { 0xC1, 0xB7 }, |
349 | { 0xC2, 0xCC }, |
350 | { 0xC3, 0xDF }, |
351 | { 0xC4, 0xE8 }, |
352 | { 0xC5, 0xF0 }, |
353 | { 0xC6, 0xF8 }, |
354 | { 0xC7, 0xFA }, |
355 | { 0xC8, 0xFC }, |
356 | { 0xC9, 0x00 }, |
357 | { 0xCA, 0x00 }, |
358 | { 0xCB, 0x5A }, |
359 | { 0xCC, 0xAF }, |
360 | { 0xCD, 0xFF }, |
361 | { 0xCE, 0xFF }, |
362 | { 0xB0, 0x08 }, |
363 | { 0xB1, 0x04 }, |
364 | { 0xB2, 0x15 }, |
365 | { 0xB3, 0x2D }, |
366 | { 0xB4, 0x51 }, |
367 | { 0xB5, 0x72 }, |
368 | { 0xB6, 0x8D }, |
369 | { 0xB7, 0xBE }, |
370 | { 0xB8, 0xED }, |
371 | { 0xB9, 0x4A }, |
372 | { 0xBA, 0x9A }, |
373 | { 0xBB, 0x23 }, |
374 | { 0xBC, 0x95 }, |
375 | { 0xBD, 0x98 }, |
376 | { 0xBE, 0xFF }, |
377 | { 0xBF, 0x59 }, |
378 | { 0xC0, 0x8E }, |
379 | { 0xC1, 0xB9 }, |
380 | { 0xC2, 0xCD }, |
381 | { 0xC3, 0xDF }, |
382 | { 0xC4, 0xE8 }, |
383 | { 0xC5, 0xF0 }, |
384 | { 0xC6, 0xF8 }, |
385 | { 0xC7, 0xFA }, |
386 | { 0xC8, 0xFC }, |
387 | { 0xC9, 0x00 }, |
388 | { 0xCA, 0x00 }, |
389 | { 0xCB, 0x5A }, |
390 | { 0xCC, 0xAF }, |
391 | { 0xCD, 0xFF }, |
392 | { 0xCE, 0xFF }, |
393 | { 0xB0, 0x09 }, |
394 | { 0xB1, 0x04 }, |
395 | { 0xB2, 0x2C }, |
396 | { 0xB3, 0x36 }, |
397 | { 0xB4, 0x53 }, |
398 | { 0xB5, 0x73 }, |
399 | { 0xB6, 0x8E }, |
400 | { 0xB7, 0xC0 }, |
401 | { 0xB8, 0xEF }, |
402 | { 0xB9, 0x4C }, |
403 | { 0xBA, 0x9D }, |
404 | { 0xBB, 0x25 }, |
405 | { 0xBC, 0x96 }, |
406 | { 0xBD, 0x9A }, |
407 | { 0xBE, 0x01 }, |
408 | { 0xBF, 0x59 }, |
409 | { 0xC0, 0x8E }, |
410 | { 0xC1, 0xB9 }, |
411 | { 0xC2, 0xCD }, |
412 | { 0xC3, 0xDF }, |
413 | { 0xC4, 0xE8 }, |
414 | { 0xC5, 0xF0 }, |
415 | { 0xC6, 0xF8 }, |
416 | { 0xC7, 0xFA }, |
417 | { 0xC8, 0xFC }, |
418 | { 0xC9, 0x00 }, |
419 | { 0xCA, 0x00 }, |
420 | { 0xCB, 0x5A }, |
421 | { 0xCC, 0xBF }, |
422 | { 0xCD, 0xFF }, |
423 | { 0xCE, 0xFF }, |
424 | { 0xB0, 0x0A }, |
425 | { 0xB1, 0x18 }, |
426 | { 0xB2, 0x19 }, |
427 | { 0xB3, 0x2E }, |
428 | { 0xB4, 0x52 }, |
429 | { 0xB5, 0x72 }, |
430 | { 0xB6, 0x8C }, |
431 | { 0xB7, 0xBD }, |
432 | { 0xB8, 0xEB }, |
433 | { 0xB9, 0x47 }, |
434 | { 0xBA, 0x96 }, |
435 | { 0xBB, 0x1E }, |
436 | { 0xBC, 0x90 }, |
437 | { 0xBD, 0x93 }, |
438 | { 0xBE, 0xFA }, |
439 | { 0xBF, 0x56 }, |
440 | { 0xC0, 0x8C }, |
441 | { 0xC1, 0xB7 }, |
442 | { 0xC2, 0xCC }, |
443 | { 0xC3, 0xDF }, |
444 | { 0xC4, 0xE8 }, |
445 | { 0xC5, 0xF0 }, |
446 | { 0xC6, 0xF8 }, |
447 | { 0xC7, 0xFA }, |
448 | { 0xC8, 0xFC }, |
449 | { 0xC9, 0x00 }, |
450 | { 0xCA, 0x00 }, |
451 | { 0xCB, 0x5A }, |
452 | { 0xCC, 0xAF }, |
453 | { 0xCD, 0xFF }, |
454 | { 0xCE, 0xFF }, |
455 | { 0xB0, 0x0B }, |
456 | { 0xB1, 0x04 }, |
457 | { 0xB2, 0x15 }, |
458 | { 0xB3, 0x2D }, |
459 | { 0xB4, 0x51 }, |
460 | { 0xB5, 0x72 }, |
461 | { 0xB6, 0x8D }, |
462 | { 0xB7, 0xBE }, |
463 | { 0xB8, 0xED }, |
464 | { 0xB9, 0x4A }, |
465 | { 0xBA, 0x9A }, |
466 | { 0xBB, 0x23 }, |
467 | { 0xBC, 0x95 }, |
468 | { 0xBD, 0x98 }, |
469 | { 0xBE, 0xFF }, |
470 | { 0xBF, 0x59 }, |
471 | { 0xC0, 0x8E }, |
472 | { 0xC1, 0xB9 }, |
473 | { 0xC2, 0xCD }, |
474 | { 0xC3, 0xDF }, |
475 | { 0xC4, 0xE8 }, |
476 | { 0xC5, 0xF0 }, |
477 | { 0xC6, 0xF8 }, |
478 | { 0xC7, 0xFA }, |
479 | { 0xC8, 0xFC }, |
480 | { 0xC9, 0x00 }, |
481 | { 0xCA, 0x00 }, |
482 | { 0xCB, 0x5A }, |
483 | { 0xCC, 0xAF }, |
484 | { 0xCD, 0xFF }, |
485 | { 0xCE, 0xFF }, |
486 | { 0xB0, 0x0C }, |
487 | { 0xB1, 0x04 }, |
488 | { 0xB2, 0x2C }, |
489 | { 0xB3, 0x36 }, |
490 | { 0xB4, 0x53 }, |
491 | { 0xB5, 0x73 }, |
492 | { 0xB6, 0x8E }, |
493 | { 0xB7, 0xC0 }, |
494 | { 0xB8, 0xEF }, |
495 | { 0xB9, 0x4C }, |
496 | { 0xBA, 0x9D }, |
497 | { 0xBB, 0x25 }, |
498 | { 0xBC, 0x96 }, |
499 | { 0xBD, 0x9A }, |
500 | { 0xBE, 0x01 }, |
501 | { 0xBF, 0x59 }, |
502 | { 0xC0, 0x8E }, |
503 | { 0xC1, 0xB9 }, |
504 | { 0xC2, 0xCD }, |
505 | { 0xC3, 0xDF }, |
506 | { 0xC4, 0xE8 }, |
507 | { 0xC5, 0xF0 }, |
508 | { 0xC6, 0xF8 }, |
509 | { 0xC7, 0xFA }, |
510 | { 0xC8, 0xFC }, |
511 | { 0xC9, 0x00 }, |
512 | { 0xCA, 0x00 }, |
513 | { 0xCB, 0x5A }, |
514 | { 0xCC, 0xBF }, |
515 | { 0xCD, 0xFF }, |
516 | { 0xCE, 0xFF }, |
517 | { 0xB0, 0x04 }, |
518 | { 0xB5, 0x02 }, |
519 | { 0xB6, 0x01 }, |
520 | }; |
521 | |
522 | static const struct panel_desc boe_himax8279d8p_panel_desc = { |
523 | .display_mode = &default_display_mode, |
524 | .bpc = 8, |
525 | .width_mm = 107, |
526 | .height_mm = 172, |
527 | .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | |
528 | MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM, |
529 | .format = MIPI_DSI_FMT_RGB888, |
530 | .lanes = 4, |
531 | .on_cmds = boe_himax8279d8p_on_cmds, |
532 | .on_cmds_num = 260, |
533 | }; |
534 | |
535 | /* 10 inch */ |
536 | static const struct panel_cmd boe_himax8279d10p_on_cmds[] = { |
537 | { 0xB0, 0x05 }, |
538 | { 0xB1, 0xE5 }, |
539 | { 0xB3, 0x52 }, |
540 | { 0xB0, 0x00 }, |
541 | { 0xB6, 0x03 }, |
542 | { 0xBA, 0x8B }, |
543 | { 0xBF, 0x1A }, |
544 | { 0xC0, 0x0F }, |
545 | { 0xC2, 0x0C }, |
546 | { 0xC3, 0x02 }, |
547 | { 0xC4, 0x0C }, |
548 | { 0xC5, 0x02 }, |
549 | { 0xB0, 0x01 }, |
550 | { 0xE0, 0x26 }, |
551 | { 0xE1, 0x26 }, |
552 | { 0xDC, 0x00 }, |
553 | { 0xDD, 0x00 }, |
554 | { 0xCC, 0x26 }, |
555 | { 0xCD, 0x26 }, |
556 | { 0xC8, 0x00 }, |
557 | { 0xC9, 0x00 }, |
558 | { 0xD2, 0x03 }, |
559 | { 0xD3, 0x03 }, |
560 | { 0xE6, 0x04 }, |
561 | { 0xE7, 0x04 }, |
562 | { 0xC4, 0x09 }, |
563 | { 0xC5, 0x09 }, |
564 | { 0xD8, 0x0A }, |
565 | { 0xD9, 0x0A }, |
566 | { 0xC2, 0x0B }, |
567 | { 0xC3, 0x0B }, |
568 | { 0xD6, 0x0C }, |
569 | { 0xD7, 0x0C }, |
570 | { 0xC0, 0x05 }, |
571 | { 0xC1, 0x05 }, |
572 | { 0xD4, 0x06 }, |
573 | { 0xD5, 0x06 }, |
574 | { 0xCA, 0x07 }, |
575 | { 0xCB, 0x07 }, |
576 | { 0xDE, 0x08 }, |
577 | { 0xDF, 0x08 }, |
578 | { 0xB0, 0x02 }, |
579 | { 0xC0, 0x00 }, |
580 | { 0xC1, 0x0D }, |
581 | { 0xC2, 0x17 }, |
582 | { 0xC3, 0x26 }, |
583 | { 0xC4, 0x31 }, |
584 | { 0xC5, 0x1C }, |
585 | { 0xC6, 0x2C }, |
586 | { 0xC7, 0x33 }, |
587 | { 0xC8, 0x31 }, |
588 | { 0xC9, 0x37 }, |
589 | { 0xCA, 0x37 }, |
590 | { 0xCB, 0x37 }, |
591 | { 0xCC, 0x39 }, |
592 | { 0xCD, 0x2E }, |
593 | { 0xCE, 0x2F }, |
594 | { 0xCF, 0x2F }, |
595 | { 0xD0, 0x07 }, |
596 | { 0xD2, 0x00 }, |
597 | { 0xD3, 0x0D }, |
598 | { 0xD4, 0x17 }, |
599 | { 0xD5, 0x26 }, |
600 | { 0xD6, 0x31 }, |
601 | { 0xD7, 0x3F }, |
602 | { 0xD8, 0x3F }, |
603 | { 0xD9, 0x3F }, |
604 | { 0xDA, 0x3F }, |
605 | { 0xDB, 0x37 }, |
606 | { 0xDC, 0x37 }, |
607 | { 0xDD, 0x37 }, |
608 | { 0xDE, 0x39 }, |
609 | { 0xDF, 0x2E }, |
610 | { 0xE0, 0x2F }, |
611 | { 0xE1, 0x2F }, |
612 | { 0xE2, 0x07 }, |
613 | { 0xB0, 0x03 }, |
614 | { 0xC8, 0x0B }, |
615 | { 0xC9, 0x07 }, |
616 | { 0xC3, 0x00 }, |
617 | { 0xE7, 0x00 }, |
618 | { 0xC5, 0x2A }, |
619 | { 0xDE, 0x2A }, |
620 | { 0xCA, 0x43 }, |
621 | { 0xC9, 0x07 }, |
622 | { 0xE4, 0xC0 }, |
623 | { 0xE5, 0x0D }, |
624 | { 0xCB, 0x01 }, |
625 | { 0xBC, 0x01 }, |
626 | { 0xB0, 0x06 }, |
627 | { 0xB8, 0xA5 }, |
628 | { 0xC0, 0xA5 }, |
629 | { 0xC7, 0x0F }, |
630 | { 0xD5, 0x32 }, |
631 | { 0xB8, 0x00 }, |
632 | { 0xC0, 0x00 }, |
633 | { 0xBC, 0x00 }, |
634 | { 0xB0, 0x07 }, |
635 | { 0xB1, 0x00 }, |
636 | { 0xB2, 0x05 }, |
637 | { 0xB3, 0x10 }, |
638 | { 0xB4, 0x22 }, |
639 | { 0xB5, 0x36 }, |
640 | { 0xB6, 0x4A }, |
641 | { 0xB7, 0x6C }, |
642 | { 0xB8, 0x9A }, |
643 | { 0xB9, 0xD7 }, |
644 | { 0xBA, 0x17 }, |
645 | { 0xBB, 0x92 }, |
646 | { 0xBC, 0x15 }, |
647 | { 0xBD, 0x18 }, |
648 | { 0xBE, 0x8C }, |
649 | { 0xBF, 0x00 }, |
650 | { 0xC0, 0x3A }, |
651 | { 0xC1, 0x72 }, |
652 | { 0xC2, 0x8C }, |
653 | { 0xC3, 0xA5 }, |
654 | { 0xC4, 0xB1 }, |
655 | { 0xC5, 0xBE }, |
656 | { 0xC6, 0xCA }, |
657 | { 0xC7, 0xD1 }, |
658 | { 0xC8, 0xD4 }, |
659 | { 0xC9, 0x00 }, |
660 | { 0xCA, 0x00 }, |
661 | { 0xCB, 0x16 }, |
662 | { 0xCC, 0xAF }, |
663 | { 0xCD, 0xFF }, |
664 | { 0xCE, 0xFF }, |
665 | { 0xB0, 0x08 }, |
666 | { 0xB1, 0x04 }, |
667 | { 0xB2, 0x05 }, |
668 | { 0xB3, 0x11 }, |
669 | { 0xB4, 0x24 }, |
670 | { 0xB5, 0x39 }, |
671 | { 0xB6, 0x4E }, |
672 | { 0xB7, 0x72 }, |
673 | { 0xB8, 0xA3 }, |
674 | { 0xB9, 0xE1 }, |
675 | { 0xBA, 0x25 }, |
676 | { 0xBB, 0xA8 }, |
677 | { 0xBC, 0x2E }, |
678 | { 0xBD, 0x32 }, |
679 | { 0xBE, 0xAD }, |
680 | { 0xBF, 0x28 }, |
681 | { 0xC0, 0x63 }, |
682 | { 0xC1, 0x9B }, |
683 | { 0xC2, 0xB5 }, |
684 | { 0xC3, 0xCF }, |
685 | { 0xC4, 0xDB }, |
686 | { 0xC5, 0xE8 }, |
687 | { 0xC6, 0xF5 }, |
688 | { 0xC7, 0xFA }, |
689 | { 0xC8, 0xFC }, |
690 | { 0xC9, 0x00 }, |
691 | { 0xCA, 0x00 }, |
692 | { 0xCB, 0x16 }, |
693 | { 0xCC, 0xAF }, |
694 | { 0xCD, 0xFF }, |
695 | { 0xCE, 0xFF }, |
696 | { 0xB0, 0x09 }, |
697 | { 0xB1, 0x04 }, |
698 | { 0xB2, 0x04 }, |
699 | { 0xB3, 0x0F }, |
700 | { 0xB4, 0x22 }, |
701 | { 0xB5, 0x37 }, |
702 | { 0xB6, 0x4D }, |
703 | { 0xB7, 0x71 }, |
704 | { 0xB8, 0xA2 }, |
705 | { 0xB9, 0xE1 }, |
706 | { 0xBA, 0x26 }, |
707 | { 0xBB, 0xA9 }, |
708 | { 0xBC, 0x2F }, |
709 | { 0xBD, 0x33 }, |
710 | { 0xBE, 0xAC }, |
711 | { 0xBF, 0x24 }, |
712 | { 0xC0, 0x5D }, |
713 | { 0xC1, 0x94 }, |
714 | { 0xC2, 0xAC }, |
715 | { 0xC3, 0xC5 }, |
716 | { 0xC4, 0xD1 }, |
717 | { 0xC5, 0xDC }, |
718 | { 0xC6, 0xE8 }, |
719 | { 0xC7, 0xED }, |
720 | { 0xC8, 0xF0 }, |
721 | { 0xC9, 0x00 }, |
722 | { 0xCA, 0x00 }, |
723 | { 0xCB, 0x16 }, |
724 | { 0xCC, 0xAF }, |
725 | { 0xCD, 0xFF }, |
726 | { 0xCE, 0xFF }, |
727 | { 0xB0, 0x0A }, |
728 | { 0xB1, 0x00 }, |
729 | { 0xB2, 0x05 }, |
730 | { 0xB3, 0x10 }, |
731 | { 0xB4, 0x22 }, |
732 | { 0xB5, 0x36 }, |
733 | { 0xB6, 0x4A }, |
734 | { 0xB7, 0x6C }, |
735 | { 0xB8, 0x9A }, |
736 | { 0xB9, 0xD7 }, |
737 | { 0xBA, 0x17 }, |
738 | { 0xBB, 0x92 }, |
739 | { 0xBC, 0x15 }, |
740 | { 0xBD, 0x18 }, |
741 | { 0xBE, 0x8C }, |
742 | { 0xBF, 0x00 }, |
743 | { 0xC0, 0x3A }, |
744 | { 0xC1, 0x72 }, |
745 | { 0xC2, 0x8C }, |
746 | { 0xC3, 0xA5 }, |
747 | { 0xC4, 0xB1 }, |
748 | { 0xC5, 0xBE }, |
749 | { 0xC6, 0xCA }, |
750 | { 0xC7, 0xD1 }, |
751 | { 0xC8, 0xD4 }, |
752 | { 0xC9, 0x00 }, |
753 | { 0xCA, 0x00 }, |
754 | { 0xCB, 0x16 }, |
755 | { 0xCC, 0xAF }, |
756 | { 0xCD, 0xFF }, |
757 | { 0xCE, 0xFF }, |
758 | { 0xB0, 0x0B }, |
759 | { 0xB1, 0x04 }, |
760 | { 0xB2, 0x05 }, |
761 | { 0xB3, 0x11 }, |
762 | { 0xB4, 0x24 }, |
763 | { 0xB5, 0x39 }, |
764 | { 0xB6, 0x4E }, |
765 | { 0xB7, 0x72 }, |
766 | { 0xB8, 0xA3 }, |
767 | { 0xB9, 0xE1 }, |
768 | { 0xBA, 0x25 }, |
769 | { 0xBB, 0xA8 }, |
770 | { 0xBC, 0x2E }, |
771 | { 0xBD, 0x32 }, |
772 | { 0xBE, 0xAD }, |
773 | { 0xBF, 0x28 }, |
774 | { 0xC0, 0x63 }, |
775 | { 0xC1, 0x9B }, |
776 | { 0xC2, 0xB5 }, |
777 | { 0xC3, 0xCF }, |
778 | { 0xC4, 0xDB }, |
779 | { 0xC5, 0xE8 }, |
780 | { 0xC6, 0xF5 }, |
781 | { 0xC7, 0xFA }, |
782 | { 0xC8, 0xFC }, |
783 | { 0xC9, 0x00 }, |
784 | { 0xCA, 0x00 }, |
785 | { 0xCB, 0x16 }, |
786 | { 0xCC, 0xAF }, |
787 | { 0xCD, 0xFF }, |
788 | { 0xCE, 0xFF }, |
789 | { 0xB0, 0x0C }, |
790 | { 0xB1, 0x04 }, |
791 | { 0xB2, 0x04 }, |
792 | { 0xB3, 0x0F }, |
793 | { 0xB4, 0x22 }, |
794 | { 0xB5, 0x37 }, |
795 | { 0xB6, 0x4D }, |
796 | { 0xB7, 0x71 }, |
797 | { 0xB8, 0xA2 }, |
798 | { 0xB9, 0xE1 }, |
799 | { 0xBA, 0x26 }, |
800 | { 0xBB, 0xA9 }, |
801 | { 0xBC, 0x2F }, |
802 | { 0xBD, 0x33 }, |
803 | { 0xBE, 0xAC }, |
804 | { 0xBF, 0x24 }, |
805 | { 0xC0, 0x5D }, |
806 | { 0xC1, 0x94 }, |
807 | { 0xC2, 0xAC }, |
808 | { 0xC3, 0xC5 }, |
809 | { 0xC4, 0xD1 }, |
810 | { 0xC5, 0xDC }, |
811 | { 0xC6, 0xE8 }, |
812 | { 0xC7, 0xED }, |
813 | { 0xC8, 0xF0 }, |
814 | { 0xC9, 0x00 }, |
815 | { 0xCA, 0x00 }, |
816 | { 0xCB, 0x16 }, |
817 | { 0xCC, 0xAF }, |
818 | { 0xCD, 0xFF }, |
819 | { 0xCE, 0xFF }, |
820 | }; |
821 | |
822 | static const struct panel_desc boe_himax8279d10p_panel_desc = { |
823 | .display_mode = &default_display_mode, |
824 | .bpc = 8, |
825 | .width_mm = 135, |
826 | .height_mm = 216, |
827 | .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | |
828 | MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM, |
829 | .format = MIPI_DSI_FMT_RGB888, |
830 | .lanes = 4, |
831 | .on_cmds = boe_himax8279d10p_on_cmds, |
832 | .on_cmds_num = 283, |
833 | }; |
834 | |
835 | static const struct of_device_id panel_of_match[] = { |
836 | { |
837 | .compatible = "boe,himax8279d8p" , |
838 | .data = &boe_himax8279d8p_panel_desc, |
839 | }, |
840 | { |
841 | .compatible = "boe,himax8279d10p" , |
842 | .data = &boe_himax8279d10p_panel_desc, |
843 | }, |
844 | { |
845 | /* sentinel */ |
846 | } |
847 | }; |
848 | MODULE_DEVICE_TABLE(of, panel_of_match); |
849 | |
850 | static int panel_add(struct panel_info *pinfo) |
851 | { |
852 | struct device *dev = &pinfo->link->dev; |
853 | int ret; |
854 | |
855 | pinfo->pp18_gpio = devm_gpiod_get(dev, con_id: "pp18" , flags: GPIOD_OUT_HIGH); |
856 | if (IS_ERR(ptr: pinfo->pp18_gpio)) { |
857 | return dev_err_probe(dev, err: PTR_ERR(ptr: pinfo->pp18_gpio), |
858 | fmt: "failed to get pp18 gpio\n" ); |
859 | } |
860 | |
861 | pinfo->pp33_gpio = devm_gpiod_get(dev, con_id: "pp33" , flags: GPIOD_OUT_HIGH); |
862 | if (IS_ERR(ptr: pinfo->pp33_gpio)) { |
863 | return dev_err_probe(dev, err: PTR_ERR(ptr: pinfo->pp33_gpio), |
864 | fmt: "failed to get pp33 gpio\n" ); |
865 | } |
866 | |
867 | pinfo->enable_gpio = devm_gpiod_get(dev, con_id: "enable" , flags: GPIOD_OUT_HIGH); |
868 | if (IS_ERR(ptr: pinfo->enable_gpio)) { |
869 | return dev_err_probe(dev, err: PTR_ERR(ptr: pinfo->enable_gpio), |
870 | fmt: "failed to get enable gpio\n" ); |
871 | } |
872 | |
873 | drm_panel_init(panel: &pinfo->base, dev, funcs: &panel_funcs, |
874 | DRM_MODE_CONNECTOR_DSI); |
875 | |
876 | ret = drm_panel_of_backlight(panel: &pinfo->base); |
877 | if (ret) |
878 | return ret; |
879 | |
880 | drm_panel_add(panel: &pinfo->base); |
881 | |
882 | return 0; |
883 | } |
884 | |
885 | static int panel_probe(struct mipi_dsi_device *dsi) |
886 | { |
887 | struct panel_info *pinfo; |
888 | const struct panel_desc *desc; |
889 | int err; |
890 | |
891 | pinfo = devm_kzalloc(dev: &dsi->dev, size: sizeof(*pinfo), GFP_KERNEL); |
892 | if (!pinfo) |
893 | return -ENOMEM; |
894 | |
895 | desc = of_device_get_match_data(dev: &dsi->dev); |
896 | dsi->mode_flags = desc->mode_flags; |
897 | dsi->format = desc->format; |
898 | dsi->lanes = desc->lanes; |
899 | pinfo->desc = desc; |
900 | |
901 | pinfo->link = dsi; |
902 | mipi_dsi_set_drvdata(dsi, data: pinfo); |
903 | |
904 | err = panel_add(pinfo); |
905 | if (err < 0) |
906 | return err; |
907 | |
908 | err = mipi_dsi_attach(dsi); |
909 | if (err < 0) |
910 | drm_panel_remove(panel: &pinfo->base); |
911 | |
912 | return err; |
913 | } |
914 | |
915 | static void panel_remove(struct mipi_dsi_device *dsi) |
916 | { |
917 | struct panel_info *pinfo = mipi_dsi_get_drvdata(dsi); |
918 | int err; |
919 | |
920 | err = boe_panel_disable(panel: &pinfo->base); |
921 | if (err < 0) |
922 | dev_err(&dsi->dev, "failed to disable panel: %d\n" , err); |
923 | |
924 | err = boe_panel_unprepare(panel: &pinfo->base); |
925 | if (err < 0) |
926 | dev_err(&dsi->dev, "failed to unprepare panel: %d\n" , err); |
927 | |
928 | err = mipi_dsi_detach(dsi); |
929 | if (err < 0) |
930 | dev_err(&dsi->dev, "failed to detach from DSI host: %d\n" , err); |
931 | |
932 | drm_panel_remove(panel: &pinfo->base); |
933 | } |
934 | |
935 | static void panel_shutdown(struct mipi_dsi_device *dsi) |
936 | { |
937 | struct panel_info *pinfo = mipi_dsi_get_drvdata(dsi); |
938 | |
939 | boe_panel_disable(panel: &pinfo->base); |
940 | boe_panel_unprepare(panel: &pinfo->base); |
941 | } |
942 | |
943 | static struct mipi_dsi_driver panel_driver = { |
944 | .driver = { |
945 | .name = "panel-boe-himax8279d" , |
946 | .of_match_table = panel_of_match, |
947 | }, |
948 | .probe = panel_probe, |
949 | .remove = panel_remove, |
950 | .shutdown = panel_shutdown, |
951 | }; |
952 | module_mipi_dsi_driver(panel_driver); |
953 | |
954 | MODULE_AUTHOR("Jerry Han <jerry.han.hq@gmail.com>" ); |
955 | MODULE_DESCRIPTION("Boe Himax8279d driver" ); |
956 | MODULE_LICENSE("GPL v2" ); |
957 | |