1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (c) 2019 Radxa Limited
4 * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd.
5 *
6 * Author:
7 * - Jagan Teki <jagan@amarulasolutions.com>
8 * - Stephen Chen <stephen@radxa.com>
9 */
10
11#include <drm/drm_mipi_dsi.h>
12#include <drm/drm_modes.h>
13#include <drm/drm_panel.h>
14#include <drm/drm_print.h>
15
16#include <linux/gpio/consumer.h>
17#include <linux/delay.h>
18#include <linux/module.h>
19#include <linux/of.h>
20#include <linux/regulator/consumer.h>
21
22#define JD9365DA_INIT_CMD_LEN		2
23
24struct jadard_init_cmd {
25	u8 data[JD9365DA_INIT_CMD_LEN];
26};
27
28struct jadard_panel_desc {
29	const struct drm_display_mode mode;
30	unsigned int lanes;
31	enum mipi_dsi_pixel_format format;
32	const struct jadard_init_cmd *init_cmds;
33	u32 num_init_cmds;
34};
35
36struct jadard {
37	struct drm_panel panel;
38	struct mipi_dsi_device *dsi;
39	const struct jadard_panel_desc *desc;
40
41	struct regulator *vdd;
42	struct regulator *vccio;
43	struct gpio_desc *reset;
44};
45
46static inline struct jadard *panel_to_jadard(struct drm_panel *panel)
47{
48	return container_of(panel, struct jadard, panel);
49}
50
51static int jadard_enable(struct drm_panel *panel)
52{
53	struct device *dev = panel->dev;
54	struct jadard *jadard = panel_to_jadard(panel);
55	const struct jadard_panel_desc *desc = jadard->desc;
56	struct mipi_dsi_device *dsi = jadard->dsi;
57	unsigned int i;
58	int err;
59
60	msleep(10);
61
62	for (i = 0; i < desc->num_init_cmds; i++) {
63		const struct jadard_init_cmd *cmd = &desc->init_cmds[i];
64
65		err = mipi_dsi_dcs_write_buffer(dsi, cmd->data, JD9365DA_INIT_CMD_LEN);
66		if (err < 0)
67			return err;
68	}
69
70	msleep(120);
71
72	err = mipi_dsi_dcs_exit_sleep_mode(dsi);
73	if (err < 0)
74		DRM_DEV_ERROR(dev, "failed to exit sleep mode ret = %d\n", err);
75
76	err =  mipi_dsi_dcs_set_display_on(dsi);
77	if (err < 0)
78		DRM_DEV_ERROR(dev, "failed to set display on ret = %d\n", err);
79
80	return 0;
81}
82
83static int jadard_disable(struct drm_panel *panel)
84{
85	struct device *dev = panel->dev;
86	struct jadard *jadard = panel_to_jadard(panel);
87	int ret;
88
89	ret = mipi_dsi_dcs_set_display_off(jadard->dsi);
90	if (ret < 0)
91		DRM_DEV_ERROR(dev, "failed to set display off: %d\n", ret);
92
93	ret = mipi_dsi_dcs_enter_sleep_mode(jadard->dsi);
94	if (ret < 0)
95		DRM_DEV_ERROR(dev, "failed to enter sleep mode: %d\n", ret);
96
97	return 0;
98}
99
100static int jadard_prepare(struct drm_panel *panel)
101{
102	struct jadard *jadard = panel_to_jadard(panel);
103	int ret;
104
105	ret = regulator_enable(jadard->vccio);
106	if (ret)
107		return ret;
108
109	ret = regulator_enable(jadard->vdd);
110	if (ret)
111		return ret;
112
113	gpiod_set_value(jadard->reset, 1);
114	msleep(5);
115
116	gpiod_set_value(jadard->reset, 0);
117	msleep(10);
118
119	gpiod_set_value(jadard->reset, 1);
120	msleep(120);
121
122	return 0;
123}
124
125static int jadard_unprepare(struct drm_panel *panel)
126{
127	struct jadard *jadard = panel_to_jadard(panel);
128
129	gpiod_set_value(jadard->reset, 1);
130	msleep(120);
131
132	regulator_disable(jadard->vdd);
133	regulator_disable(jadard->vccio);
134
135	return 0;
136}
137
138static int jadard_get_modes(struct drm_panel *panel,
139			    struct drm_connector *connector)
140{
141	struct jadard *jadard = panel_to_jadard(panel);
142	const struct drm_display_mode *desc_mode = &jadard->desc->mode;
143	struct drm_display_mode *mode;
144
145	mode = drm_mode_duplicate(connector->dev, desc_mode);
146	if (!mode) {
147		DRM_DEV_ERROR(&jadard->dsi->dev, "failed to add mode %ux%ux@%u\n",
148			      desc_mode->hdisplay, desc_mode->vdisplay,
149			      drm_mode_vrefresh(desc_mode));
150		return -ENOMEM;
151	}
152
153	drm_mode_set_name(mode);
154	drm_mode_probed_add(connector, mode);
155
156	connector->display_info.width_mm = mode->width_mm;
157	connector->display_info.height_mm = mode->height_mm;
158
159	return 1;
160}
161
162static const struct drm_panel_funcs jadard_funcs = {
163	.disable = jadard_disable,
164	.unprepare = jadard_unprepare,
165	.prepare = jadard_prepare,
166	.enable = jadard_enable,
167	.get_modes = jadard_get_modes,
168};
169
170static const struct jadard_init_cmd radxa_display_8hd_ad002_init_cmds[] = {
171	{ .data = { 0xE0, 0x00 } },
172	{ .data = { 0xE1, 0x93 } },
173	{ .data = { 0xE2, 0x65 } },
174	{ .data = { 0xE3, 0xF8 } },
175	{ .data = { 0x80, 0x03 } },
176	{ .data = { 0xE0, 0x01 } },
177	{ .data = { 0x00, 0x00 } },
178	{ .data = { 0x01, 0x7E } },
179	{ .data = { 0x03, 0x00 } },
180	{ .data = { 0x04, 0x65 } },
181	{ .data = { 0x0C, 0x74 } },
182	{ .data = { 0x17, 0x00 } },
183	{ .data = { 0x18, 0xB7 } },
184	{ .data = { 0x19, 0x00 } },
185	{ .data = { 0x1A, 0x00 } },
186	{ .data = { 0x1B, 0xB7 } },
187	{ .data = { 0x1C, 0x00 } },
188	{ .data = { 0x24, 0xFE } },
189	{ .data = { 0x37, 0x19 } },
190	{ .data = { 0x38, 0x05 } },
191	{ .data = { 0x39, 0x00 } },
192	{ .data = { 0x3A, 0x01 } },
193	{ .data = { 0x3B, 0x01 } },
194	{ .data = { 0x3C, 0x70 } },
195	{ .data = { 0x3D, 0xFF } },
196	{ .data = { 0x3E, 0xFF } },
197	{ .data = { 0x3F, 0xFF } },
198	{ .data = { 0x40, 0x06 } },
199	{ .data = { 0x41, 0xA0 } },
200	{ .data = { 0x43, 0x1E } },
201	{ .data = { 0x44, 0x0F } },
202	{ .data = { 0x45, 0x28 } },
203	{ .data = { 0x4B, 0x04 } },
204	{ .data = { 0x55, 0x02 } },
205	{ .data = { 0x56, 0x01 } },
206	{ .data = { 0x57, 0xA9 } },
207	{ .data = { 0x58, 0x0A } },
208	{ .data = { 0x59, 0x0A } },
209	{ .data = { 0x5A, 0x37 } },
210	{ .data = { 0x5B, 0x19 } },
211	{ .data = { 0x5D, 0x78 } },
212	{ .data = { 0x5E, 0x63 } },
213	{ .data = { 0x5F, 0x54 } },
214	{ .data = { 0x60, 0x49 } },
215	{ .data = { 0x61, 0x45 } },
216	{ .data = { 0x62, 0x38 } },
217	{ .data = { 0x63, 0x3D } },
218	{ .data = { 0x64, 0x28 } },
219	{ .data = { 0x65, 0x43 } },
220	{ .data = { 0x66, 0x41 } },
221	{ .data = { 0x67, 0x43 } },
222	{ .data = { 0x68, 0x62 } },
223	{ .data = { 0x69, 0x50 } },
224	{ .data = { 0x6A, 0x57 } },
225	{ .data = { 0x6B, 0x49 } },
226	{ .data = { 0x6C, 0x44 } },
227	{ .data = { 0x6D, 0x37 } },
228	{ .data = { 0x6E, 0x23 } },
229	{ .data = { 0x6F, 0x10 } },
230	{ .data = { 0x70, 0x78 } },
231	{ .data = { 0x71, 0x63 } },
232	{ .data = { 0x72, 0x54 } },
233	{ .data = { 0x73, 0x49 } },
234	{ .data = { 0x74, 0x45 } },
235	{ .data = { 0x75, 0x38 } },
236	{ .data = { 0x76, 0x3D } },
237	{ .data = { 0x77, 0x28 } },
238	{ .data = { 0x78, 0x43 } },
239	{ .data = { 0x79, 0x41 } },
240	{ .data = { 0x7A, 0x43 } },
241	{ .data = { 0x7B, 0x62 } },
242	{ .data = { 0x7C, 0x50 } },
243	{ .data = { 0x7D, 0x57 } },
244	{ .data = { 0x7E, 0x49 } },
245	{ .data = { 0x7F, 0x44 } },
246	{ .data = { 0x80, 0x37 } },
247	{ .data = { 0x81, 0x23 } },
248	{ .data = { 0x82, 0x10 } },
249	{ .data = { 0xE0, 0x02 } },
250	{ .data = { 0x00, 0x47 } },
251	{ .data = { 0x01, 0x47 } },
252	{ .data = { 0x02, 0x45 } },
253	{ .data = { 0x03, 0x45 } },
254	{ .data = { 0x04, 0x4B } },
255	{ .data = { 0x05, 0x4B } },
256	{ .data = { 0x06, 0x49 } },
257	{ .data = { 0x07, 0x49 } },
258	{ .data = { 0x08, 0x41 } },
259	{ .data = { 0x09, 0x1F } },
260	{ .data = { 0x0A, 0x1F } },
261	{ .data = { 0x0B, 0x1F } },
262	{ .data = { 0x0C, 0x1F } },
263	{ .data = { 0x0D, 0x1F } },
264	{ .data = { 0x0E, 0x1F } },
265	{ .data = { 0x0F, 0x5F } },
266	{ .data = { 0x10, 0x5F } },
267	{ .data = { 0x11, 0x57 } },
268	{ .data = { 0x12, 0x77 } },
269	{ .data = { 0x13, 0x35 } },
270	{ .data = { 0x14, 0x1F } },
271	{ .data = { 0x15, 0x1F } },
272	{ .data = { 0x16, 0x46 } },
273	{ .data = { 0x17, 0x46 } },
274	{ .data = { 0x18, 0x44 } },
275	{ .data = { 0x19, 0x44 } },
276	{ .data = { 0x1A, 0x4A } },
277	{ .data = { 0x1B, 0x4A } },
278	{ .data = { 0x1C, 0x48 } },
279	{ .data = { 0x1D, 0x48 } },
280	{ .data = { 0x1E, 0x40 } },
281	{ .data = { 0x1F, 0x1F } },
282	{ .data = { 0x20, 0x1F } },
283	{ .data = { 0x21, 0x1F } },
284	{ .data = { 0x22, 0x1F } },
285	{ .data = { 0x23, 0x1F } },
286	{ .data = { 0x24, 0x1F } },
287	{ .data = { 0x25, 0x5F } },
288	{ .data = { 0x26, 0x5F } },
289	{ .data = { 0x27, 0x57 } },
290	{ .data = { 0x28, 0x77 } },
291	{ .data = { 0x29, 0x35 } },
292	{ .data = { 0x2A, 0x1F } },
293	{ .data = { 0x2B, 0x1F } },
294	{ .data = { 0x58, 0x40 } },
295	{ .data = { 0x59, 0x00 } },
296	{ .data = { 0x5A, 0x00 } },
297	{ .data = { 0x5B, 0x10 } },
298	{ .data = { 0x5C, 0x06 } },
299	{ .data = { 0x5D, 0x40 } },
300	{ .data = { 0x5E, 0x01 } },
301	{ .data = { 0x5F, 0x02 } },
302	{ .data = { 0x60, 0x30 } },
303	{ .data = { 0x61, 0x01 } },
304	{ .data = { 0x62, 0x02 } },
305	{ .data = { 0x63, 0x03 } },
306	{ .data = { 0x64, 0x6B } },
307	{ .data = { 0x65, 0x05 } },
308	{ .data = { 0x66, 0x0C } },
309	{ .data = { 0x67, 0x73 } },
310	{ .data = { 0x68, 0x09 } },
311	{ .data = { 0x69, 0x03 } },
312	{ .data = { 0x6A, 0x56 } },
313	{ .data = { 0x6B, 0x08 } },
314	{ .data = { 0x6C, 0x00 } },
315	{ .data = { 0x6D, 0x04 } },
316	{ .data = { 0x6E, 0x04 } },
317	{ .data = { 0x6F, 0x88 } },
318	{ .data = { 0x70, 0x00 } },
319	{ .data = { 0x71, 0x00 } },
320	{ .data = { 0x72, 0x06 } },
321	{ .data = { 0x73, 0x7B } },
322	{ .data = { 0x74, 0x00 } },
323	{ .data = { 0x75, 0xF8 } },
324	{ .data = { 0x76, 0x00 } },
325	{ .data = { 0x77, 0xD5 } },
326	{ .data = { 0x78, 0x2E } },
327	{ .data = { 0x79, 0x12 } },
328	{ .data = { 0x7A, 0x03 } },
329	{ .data = { 0x7B, 0x00 } },
330	{ .data = { 0x7C, 0x00 } },
331	{ .data = { 0x7D, 0x03 } },
332	{ .data = { 0x7E, 0x7B } },
333	{ .data = { 0xE0, 0x04 } },
334	{ .data = { 0x00, 0x0E } },
335	{ .data = { 0x02, 0xB3 } },
336	{ .data = { 0x09, 0x60 } },
337	{ .data = { 0x0E, 0x2A } },
338	{ .data = { 0x36, 0x59 } },
339	{ .data = { 0xE0, 0x00 } },
340};
341
342static const struct jadard_panel_desc radxa_display_8hd_ad002_desc = {
343	.mode = {
344		.clock		= 70000,
345
346		.hdisplay	= 800,
347		.hsync_start	= 800 + 40,
348		.hsync_end	= 800 + 40 + 18,
349		.htotal		= 800 + 40 + 18 + 20,
350
351		.vdisplay	= 1280,
352		.vsync_start	= 1280 + 20,
353		.vsync_end	= 1280 + 20 + 4,
354		.vtotal		= 1280 + 20 + 4 + 20,
355
356		.width_mm	= 127,
357		.height_mm	= 199,
358		.type		= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
359	},
360	.lanes = 4,
361	.format = MIPI_DSI_FMT_RGB888,
362	.init_cmds = radxa_display_8hd_ad002_init_cmds,
363	.num_init_cmds = ARRAY_SIZE(radxa_display_8hd_ad002_init_cmds),
364};
365
366static const struct jadard_init_cmd cz101b4001_init_cmds[] = {
367	{ .data = { 0xE0, 0x00 } },
368	{ .data = { 0xE1, 0x93 } },
369	{ .data = { 0xE2, 0x65 } },
370	{ .data = { 0xE3, 0xF8 } },
371	{ .data = { 0x80, 0x03 } },
372	{ .data = { 0xE0, 0x01 } },
373	{ .data = { 0x00, 0x00 } },
374	{ .data = { 0x01, 0x3B } },
375	{ .data = { 0x0C, 0x74 } },
376	{ .data = { 0x17, 0x00 } },
377	{ .data = { 0x18, 0xAF } },
378	{ .data = { 0x19, 0x00 } },
379	{ .data = { 0x1A, 0x00 } },
380	{ .data = { 0x1B, 0xAF } },
381	{ .data = { 0x1C, 0x00 } },
382	{ .data = { 0x35, 0x26 } },
383	{ .data = { 0x37, 0x09 } },
384	{ .data = { 0x38, 0x04 } },
385	{ .data = { 0x39, 0x00 } },
386	{ .data = { 0x3A, 0x01 } },
387	{ .data = { 0x3C, 0x78 } },
388	{ .data = { 0x3D, 0xFF } },
389	{ .data = { 0x3E, 0xFF } },
390	{ .data = { 0x3F, 0x7F } },
391	{ .data = { 0x40, 0x06 } },
392	{ .data = { 0x41, 0xA0 } },
393	{ .data = { 0x42, 0x81 } },
394	{ .data = { 0x43, 0x14 } },
395	{ .data = { 0x44, 0x23 } },
396	{ .data = { 0x45, 0x28 } },
397	{ .data = { 0x55, 0x02 } },
398	{ .data = { 0x57, 0x69 } },
399	{ .data = { 0x59, 0x0A } },
400	{ .data = { 0x5A, 0x2A } },
401	{ .data = { 0x5B, 0x17 } },
402	{ .data = { 0x5D, 0x7F } },
403	{ .data = { 0x5E, 0x6B } },
404	{ .data = { 0x5F, 0x5C } },
405	{ .data = { 0x60, 0x4F } },
406	{ .data = { 0x61, 0x4D } },
407	{ .data = { 0x62, 0x3F } },
408	{ .data = { 0x63, 0x42 } },
409	{ .data = { 0x64, 0x2B } },
410	{ .data = { 0x65, 0x44 } },
411	{ .data = { 0x66, 0x43 } },
412	{ .data = { 0x67, 0x43 } },
413	{ .data = { 0x68, 0x63 } },
414	{ .data = { 0x69, 0x52 } },
415	{ .data = { 0x6A, 0x5A } },
416	{ .data = { 0x6B, 0x4F } },
417	{ .data = { 0x6C, 0x4E } },
418	{ .data = { 0x6D, 0x20 } },
419	{ .data = { 0x6E, 0x0F } },
420	{ .data = { 0x6F, 0x00 } },
421	{ .data = { 0x70, 0x7F } },
422	{ .data = { 0x71, 0x6B } },
423	{ .data = { 0x72, 0x5C } },
424	{ .data = { 0x73, 0x4F } },
425	{ .data = { 0x74, 0x4D } },
426	{ .data = { 0x75, 0x3F } },
427	{ .data = { 0x76, 0x42 } },
428	{ .data = { 0x77, 0x2B } },
429	{ .data = { 0x78, 0x44 } },
430	{ .data = { 0x79, 0x43 } },
431	{ .data = { 0x7A, 0x43 } },
432	{ .data = { 0x7B, 0x63 } },
433	{ .data = { 0x7C, 0x52 } },
434	{ .data = { 0x7D, 0x5A } },
435	{ .data = { 0x7E, 0x4F } },
436	{ .data = { 0x7F, 0x4E } },
437	{ .data = { 0x80, 0x20 } },
438	{ .data = { 0x81, 0x0F } },
439	{ .data = { 0x82, 0x00 } },
440	{ .data = { 0xE0, 0x02 } },
441	{ .data = { 0x00, 0x02 } },
442	{ .data = { 0x01, 0x02 } },
443	{ .data = { 0x02, 0x00 } },
444	{ .data = { 0x03, 0x00 } },
445	{ .data = { 0x04, 0x1E } },
446	{ .data = { 0x05, 0x1E } },
447	{ .data = { 0x06, 0x1F } },
448	{ .data = { 0x07, 0x1F } },
449	{ .data = { 0x08, 0x1F } },
450	{ .data = { 0x09, 0x17 } },
451	{ .data = { 0x0A, 0x17 } },
452	{ .data = { 0x0B, 0x37 } },
453	{ .data = { 0x0C, 0x37 } },
454	{ .data = { 0x0D, 0x47 } },
455	{ .data = { 0x0E, 0x47 } },
456	{ .data = { 0x0F, 0x45 } },
457	{ .data = { 0x10, 0x45 } },
458	{ .data = { 0x11, 0x4B } },
459	{ .data = { 0x12, 0x4B } },
460	{ .data = { 0x13, 0x49 } },
461	{ .data = { 0x14, 0x49 } },
462	{ .data = { 0x15, 0x1F } },
463	{ .data = { 0x16, 0x01 } },
464	{ .data = { 0x17, 0x01 } },
465	{ .data = { 0x18, 0x00 } },
466	{ .data = { 0x19, 0x00 } },
467	{ .data = { 0x1A, 0x1E } },
468	{ .data = { 0x1B, 0x1E } },
469	{ .data = { 0x1C, 0x1F } },
470	{ .data = { 0x1D, 0x1F } },
471	{ .data = { 0x1E, 0x1F } },
472	{ .data = { 0x1F, 0x17 } },
473	{ .data = { 0x20, 0x17 } },
474	{ .data = { 0x21, 0x37 } },
475	{ .data = { 0x22, 0x37 } },
476	{ .data = { 0x23, 0x46 } },
477	{ .data = { 0x24, 0x46 } },
478	{ .data = { 0x25, 0x44 } },
479	{ .data = { 0x26, 0x44 } },
480	{ .data = { 0x27, 0x4A } },
481	{ .data = { 0x28, 0x4A } },
482	{ .data = { 0x29, 0x48 } },
483	{ .data = { 0x2A, 0x48 } },
484	{ .data = { 0x2B, 0x1F } },
485	{ .data = { 0x2C, 0x01 } },
486	{ .data = { 0x2D, 0x01 } },
487	{ .data = { 0x2E, 0x00 } },
488	{ .data = { 0x2F, 0x00 } },
489	{ .data = { 0x30, 0x1F } },
490	{ .data = { 0x31, 0x1F } },
491	{ .data = { 0x32, 0x1E } },
492	{ .data = { 0x33, 0x1E } },
493	{ .data = { 0x34, 0x1F } },
494	{ .data = { 0x35, 0x17 } },
495	{ .data = { 0x36, 0x17 } },
496	{ .data = { 0x37, 0x37 } },
497	{ .data = { 0x38, 0x37 } },
498	{ .data = { 0x39, 0x08 } },
499	{ .data = { 0x3A, 0x08 } },
500	{ .data = { 0x3B, 0x0A } },
501	{ .data = { 0x3C, 0x0A } },
502	{ .data = { 0x3D, 0x04 } },
503	{ .data = { 0x3E, 0x04 } },
504	{ .data = { 0x3F, 0x06 } },
505	{ .data = { 0x40, 0x06 } },
506	{ .data = { 0x41, 0x1F } },
507	{ .data = { 0x42, 0x02 } },
508	{ .data = { 0x43, 0x02 } },
509	{ .data = { 0x44, 0x00 } },
510	{ .data = { 0x45, 0x00 } },
511	{ .data = { 0x46, 0x1F } },
512	{ .data = { 0x47, 0x1F } },
513	{ .data = { 0x48, 0x1E } },
514	{ .data = { 0x49, 0x1E } },
515	{ .data = { 0x4A, 0x1F } },
516	{ .data = { 0x4B, 0x17 } },
517	{ .data = { 0x4C, 0x17 } },
518	{ .data = { 0x4D, 0x37 } },
519	{ .data = { 0x4E, 0x37 } },
520	{ .data = { 0x4F, 0x09 } },
521	{ .data = { 0x50, 0x09 } },
522	{ .data = { 0x51, 0x0B } },
523	{ .data = { 0x52, 0x0B } },
524	{ .data = { 0x53, 0x05 } },
525	{ .data = { 0x54, 0x05 } },
526	{ .data = { 0x55, 0x07 } },
527	{ .data = { 0x56, 0x07 } },
528	{ .data = { 0x57, 0x1F } },
529	{ .data = { 0x58, 0x40 } },
530	{ .data = { 0x5B, 0x30 } },
531	{ .data = { 0x5C, 0x16 } },
532	{ .data = { 0x5D, 0x34 } },
533	{ .data = { 0x5E, 0x05 } },
534	{ .data = { 0x5F, 0x02 } },
535	{ .data = { 0x63, 0x00 } },
536	{ .data = { 0x64, 0x6A } },
537	{ .data = { 0x67, 0x73 } },
538	{ .data = { 0x68, 0x1D } },
539	{ .data = { 0x69, 0x08 } },
540	{ .data = { 0x6A, 0x6A } },
541	{ .data = { 0x6B, 0x08 } },
542	{ .data = { 0x6C, 0x00 } },
543	{ .data = { 0x6D, 0x00 } },
544	{ .data = { 0x6E, 0x00 } },
545	{ .data = { 0x6F, 0x88 } },
546	{ .data = { 0x75, 0xFF } },
547	{ .data = { 0x77, 0xDD } },
548	{ .data = { 0x78, 0x3F } },
549	{ .data = { 0x79, 0x15 } },
550	{ .data = { 0x7A, 0x17 } },
551	{ .data = { 0x7D, 0x14 } },
552	{ .data = { 0x7E, 0x82 } },
553	{ .data = { 0xE0, 0x04 } },
554	{ .data = { 0x00, 0x0E } },
555	{ .data = { 0x02, 0xB3 } },
556	{ .data = { 0x09, 0x61 } },
557	{ .data = { 0x0E, 0x48 } },
558	{ .data = { 0xE0, 0x00 } },
559	{ .data = { 0xE6, 0x02 } },
560	{ .data = { 0xE7, 0x0C } },
561};
562
563static const struct jadard_panel_desc cz101b4001_desc = {
564	.mode = {
565		.clock		= 70000,
566
567		.hdisplay	= 800,
568		.hsync_start	= 800 + 40,
569		.hsync_end	= 800 + 40 + 18,
570		.htotal		= 800 + 40 + 18 + 20,
571
572		.vdisplay	= 1280,
573		.vsync_start	= 1280 + 20,
574		.vsync_end	= 1280 + 20 + 4,
575		.vtotal		= 1280 + 20 + 4 + 20,
576
577		.width_mm	= 62,
578		.height_mm	= 110,
579		.type		= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
580	},
581	.lanes = 4,
582	.format = MIPI_DSI_FMT_RGB888,
583	.init_cmds = cz101b4001_init_cmds,
584	.num_init_cmds = ARRAY_SIZE(cz101b4001_init_cmds),
585};
586
587static int jadard_dsi_probe(struct mipi_dsi_device *dsi)
588{
589	struct device *dev = &dsi->dev;
590	const struct jadard_panel_desc *desc;
591	struct jadard *jadard;
592	int ret;
593
594	jadard = devm_kzalloc(&dsi->dev, sizeof(*jadard), GFP_KERNEL);
595	if (!jadard)
596		return -ENOMEM;
597
598	desc = of_device_get_match_data(dev);
599	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
600			  MIPI_DSI_MODE_NO_EOT_PACKET;
601	dsi->format = desc->format;
602	dsi->lanes = desc->lanes;
603
604	jadard->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
605	if (IS_ERR(jadard->reset)) {
606		DRM_DEV_ERROR(&dsi->dev, "failed to get our reset GPIO\n");
607		return PTR_ERR(jadard->reset);
608	}
609
610	jadard->vdd = devm_regulator_get(dev, "vdd");
611	if (IS_ERR(jadard->vdd)) {
612		DRM_DEV_ERROR(&dsi->dev, "failed to get vdd regulator\n");
613		return PTR_ERR(jadard->vdd);
614	}
615
616	jadard->vccio = devm_regulator_get(dev, "vccio");
617	if (IS_ERR(jadard->vccio)) {
618		DRM_DEV_ERROR(&dsi->dev, "failed to get vccio regulator\n");
619		return PTR_ERR(jadard->vccio);
620	}
621
622	drm_panel_init(&jadard->panel, dev, &jadard_funcs,
623		       DRM_MODE_CONNECTOR_DSI);
624
625	ret = drm_panel_of_backlight(&jadard->panel);
626	if (ret)
627		return ret;
628
629	drm_panel_add(&jadard->panel);
630
631	mipi_dsi_set_drvdata(dsi, jadard);
632	jadard->dsi = dsi;
633	jadard->desc = desc;
634
635	ret = mipi_dsi_attach(dsi);
636	if (ret < 0)
637		drm_panel_remove(&jadard->panel);
638
639	return ret;
640}
641
642static void jadard_dsi_remove(struct mipi_dsi_device *dsi)
643{
644	struct jadard *jadard = mipi_dsi_get_drvdata(dsi);
645
646	mipi_dsi_detach(dsi);
647	drm_panel_remove(&jadard->panel);
648}
649
650static const struct of_device_id jadard_of_match[] = {
651	{
652		.compatible = "chongzhou,cz101b4001",
653		.data = &cz101b4001_desc
654	},
655	{
656		.compatible = "radxa,display-10hd-ad001",
657		.data = &cz101b4001_desc
658	},
659	{
660		.compatible = "radxa,display-8hd-ad002",
661		.data = &radxa_display_8hd_ad002_desc
662	},
663	{ /* sentinel */ }
664};
665MODULE_DEVICE_TABLE(of, jadard_of_match);
666
667static struct mipi_dsi_driver jadard_driver = {
668	.probe = jadard_dsi_probe,
669	.remove = jadard_dsi_remove,
670	.driver = {
671		.name = "jadard-jd9365da",
672		.of_match_table = jadard_of_match,
673	},
674};
675module_mipi_dsi_driver(jadard_driver);
676
677MODULE_AUTHOR("Jagan Teki <jagan@edgeble.ai>");
678MODULE_AUTHOR("Stephen Chen <stephen@radxa.com>");
679MODULE_DESCRIPTION("Jadard JD9365DA-H3 WXGA DSI panel");
680MODULE_LICENSE("GPL");
681