panel-samsung-s6e8aa5x01-ams561ra01.c

  1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * Samsung AMS561RA01 panel with S6E8AA5X01 controller.
  4 *
  5 * Copyright (C) 2025 Kaustabh Chakraborty <kauschluss@disroot.org>
  6 */
  7
  8#include <linux/backlight.h>
  9#include <linux/gpio/consumer.h>
 10#include <linux/module.h>
 11#include <linux/of.h>
 12#include <linux/regulator/consumer.h>
 13
 14#include <drm/drm_mipi_dsi.h>
 15#include <drm/drm_modes.h>
 16#include <drm/drm_panel.h>
 17#include <drm/drm_probe_helper.h>
 18
 19/* Manufacturer Command Set */
 20#define MCS_AIDCTL		0xb2
 21#define MCS_ADAPTIVECTL		0xb5
 22#define MCS_ELVSS		0xb6
 23#define MCS_TEMPERCTL		0xb8
 24#define MCS_PENTILE		0xc0
 25#define MCS_GAMMACTL		0xca
 26#define MCS_LTPSCTL		0xcb
 27#define MCS_PCD			0xcc
 28#define MCS_ERRFLAG		0xe7
 29#define MCS_ACCESSPROT		0xf0
 30#define MCS_DISPCTL		0xf2
 31#define MCS_GAMMAUPD		0xf7
 32
 33#define GAMMA_CMD_LEN	34
 34#define AID_CMD_LEN	3
 35
 36static const struct {
 37	u8 gamma[GAMMA_CMD_LEN];
 38	u8 aid[AID_CMD_LEN];
 39} s6e8aa5x01_ams561ra01_cmds[] = {
 40	{
 41		/* 5 nits */
 42		{ MCS_GAMMACTL,
 43		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x94,
 44		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
 45		  0x8d, 0x8c, 0x8d, 0x89, 0x8c, 0x8e,
 46		  0x8e, 0x8f, 0x90, 0xa3, 0xa2, 0x9a,
 47		  0xcf, 0xca, 0x9f, 0xe6, 0xff, 0xb4,
 48		  0x00, 0x00, 0x00, },
 49		{ MCS_AIDCTL, 0x05, 0xa5 },
 50	}, {
 51		/* 6 nits */
 52		{ MCS_GAMMACTL,
 53		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
 54		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
 55		  0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
 56		  0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x9a,
 57		  0xd0, 0xcc, 0xa2, 0xed, 0xff, 0xb7,
 58		  0x00, 0x00, 0x00, },
 59		{ MCS_AIDCTL, 0x05, 0x95 },
 60	}, {
 61		/* 7 nits */
 62		{ MCS_GAMMACTL,
 63		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
 64		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
 65		  0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
 66		  0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x99,
 67		  0xc8, 0xc4, 0x9d, 0xed, 0xff, 0xb7,
 68		  0x00, 0x00, 0x00, },
 69		{ MCS_AIDCTL, 0x05, 0x89 },
 70	}, {
 71		/* 8 nits */
 72		{ MCS_GAMMACTL,
 73		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
 74		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
 75		  0x8a, 0x88, 0x8b, 0x83, 0x86, 0x8b,
 76		  0x8c, 0x8b, 0x8d, 0x9d, 0x9f, 0x97,
 77		  0xc7, 0xc3, 0x9c, 0xf5, 0xff, 0xbb,
 78		  0x00, 0x00, 0x00, },
 79		{ MCS_AIDCTL, 0x05, 0x7e },
 80	}, {
 81		/* 9 nits */
 82		{ MCS_GAMMACTL,
 83		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
 84		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
 85		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
 86		  0x90, 0x8f, 0x91, 0x95, 0x97, 0x94,
 87		  0xc6, 0xc2, 0x9d, 0xf5, 0xff, 0xbb,
 88		  0x00, 0x00, 0x00, },
 89		{ MCS_AIDCTL, 0x05, 0x73 },
 90	}, {
 91		/* 10 nits */
 92		{ MCS_GAMMACTL,
 93		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
 94		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
 95		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
 96		  0x90, 0x8f, 0x91, 0x94, 0x97, 0x93,
 97		  0xc6, 0xc2, 0x9e, 0xec, 0xff, 0xb7,
 98		  0x00, 0x00, 0x00, },
 99		{ MCS_AIDCTL, 0x05, 0x67 },
100	}, {
101		/* 11 nits */
102		{ MCS_GAMMACTL,
103		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
104		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
105		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
106		  0x8b, 0x8b, 0x8d, 0x90, 0x93, 0x92,
107		  0xc5, 0xc1, 0x9c, 0xf5, 0xff, 0xbb,
108		  0x00, 0x00, 0x00, },
109		{ MCS_AIDCTL, 0x05, 0x56 },
110	}, {
111		/* 12 nits */
112		{ MCS_GAMMACTL,
113		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
114		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
115		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
116		  0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8f,
117		  0xcd, 0xc9, 0xa1, 0xec, 0xff, 0xb7,
118		  0x00, 0x00, 0x00, },
119		{ MCS_AIDCTL, 0x05, 0x4a },
120	}, {
121		/* 13 nits */
122		{ MCS_GAMMACTL,
123		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
124		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
125		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
126		  0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8e,
127		  0xc4, 0xbf, 0x9c, 0xf5, 0xff, 0xbb,
128		  0x00, 0x00, 0x00, },
129		{ MCS_AIDCTL, 0x05, 0x3b },
130	}, {
131		/* 14 nits */
132		{ MCS_GAMMACTL,
133		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
134		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
135		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
136		  0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
137		  0xc2, 0xbf, 0x9c, 0xec, 0xff, 0xb7,
138		  0x00, 0x00, 0x00, },
139		{ MCS_AIDCTL, 0x05, 0x35 },
140	}, {
141		/* 15 nits */
142		{ MCS_GAMMACTL,
143		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
144		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
145		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
146		  0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
147		  0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
148		  0x00, 0x00, 0x00, },
149		{ MCS_AIDCTL, 0x05, 0x25 },
150	}, {
151		/* 16 nits */
152		{ MCS_GAMMACTL,
153		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
154		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
155		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
156		  0x88, 0x86, 0x89, 0x8c, 0x90, 0x8f,
157		  0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
158		  0x00, 0x00, 0x00, },
159		{ MCS_AIDCTL, 0x05, 0x20 },
160	}, {
161		/* 17 nits */
162		{ MCS_GAMMACTL,
163		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
164		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
165		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
166		  0x86, 0x85, 0x89, 0x88, 0x8c, 0x8e,
167		  0xbf, 0xbe, 0x9c, 0xec, 0xff, 0xb7,
168		  0x00, 0x00, 0x00, },
169		{ MCS_AIDCTL, 0x05, 0x11 },
170	}, {
171		/* 19 nits */
172		{ MCS_GAMMACTL,
173		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
174		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
175		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
176		  0x87, 0x85, 0x89, 0x88, 0x8c, 0x8e,
177		  0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
178		  0x00, 0x00, 0x00, },
179		{ MCS_AIDCTL, 0x04, 0xf2 },
180	}, {
181		/* 20 nits */
182		{ MCS_GAMMACTL,
183		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
184		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
185		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
186		  0x87, 0x85, 0x89, 0x89, 0x8c, 0x8e,
187		  0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
188		  0x00, 0x00, 0x00, },
189		{ MCS_AIDCTL, 0x04, 0xe4 },
190	}, {
191		/* 21 nits */
192		{ MCS_GAMMACTL,
193		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
194		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
195		  0x8a, 0x88, 0x8b, 0x7d, 0x7e, 0x84,
196		  0x8c, 0x8a, 0x8c, 0x8e, 0x90, 0x8f,
197		  0xb6, 0xb6, 0x97, 0xe3, 0xff, 0xb3,
198		  0x00, 0x00, 0x00, },
199		{ MCS_AIDCTL, 0x04, 0xd5 },
200	}, {
201		/* 22 nits */
202		{ MCS_GAMMACTL,
203		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
204		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
205		  0x8a, 0x88, 0x8b, 0x81, 0x82, 0x86,
206		  0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
207		  0xb6, 0xb6, 0x95, 0xe3, 0xff, 0xb3,
208		  0x00, 0x00, 0x00, },
209		{ MCS_AIDCTL, 0x04, 0xc5 },
210	}, {
211		/* 24 nits */
212		{ MCS_GAMMACTL,
213		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
214		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
215		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
216		  0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
217		  0xb6, 0xb6, 0x94, 0xe3, 0xff, 0xb3,
218		  0x00, 0x00, 0x00, },
219		{ MCS_AIDCTL, 0x04, 0xa7 },
220	}, {
221		/* 25 nits */
222		{ MCS_GAMMACTL,
223		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x98,
224		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
225		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
226		  0x87, 0x86, 0x87, 0x8e, 0x90, 0x8f,
227		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
228		  0x00, 0x00, 0x00, },
229		{ MCS_AIDCTL, 0x04, 0x95 },
230	}, {
231		/* 27 nits */
232		{ MCS_GAMMACTL,
233		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
234		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
235		  0x8a, 0x87, 0x8a, 0x83, 0x86, 0x8a,
236		  0x88, 0x87, 0x87, 0x88, 0x8b, 0x8c,
237		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
238		  0x00, 0x00, 0x00, },
239		{ MCS_AIDCTL, 0x04, 0x76 },
240	}, {
241		/* 29 nits */
242		{ MCS_GAMMACTL,
243		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
244		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
245		  0x8a, 0x87, 0x8b, 0x83, 0x86, 0x89,
246		  0x88, 0x87, 0x88, 0x88, 0x8b, 0x8b,
247		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
248		  0x00, 0x00, 0x00, },
249		{ MCS_AIDCTL, 0x04, 0x54 },
250	}, {
251		/* 30 nits */
252		{ MCS_GAMMACTL,
253		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
254		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
255		  0x8a, 0x87, 0x8a, 0x84, 0x86, 0x8a,
256		  0x87, 0x87, 0x87, 0x88, 0x8b, 0x8b,
257		  0xbf, 0xbf, 0x99, 0xda, 0xfa, 0xaf,
258		  0x00, 0x00, 0x00, },
259		{ MCS_AIDCTL, 0x04, 0x44 },
260	}, {
261		/* 32 nits */
262		{ MCS_GAMMACTL,
263		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
264		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
265		  0x89, 0x87, 0x8a, 0x84, 0x86, 0x8a,
266		  0x87, 0x87, 0x87, 0x89, 0x8b, 0x8b,
267		  0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
268		  0x00, 0x00, 0x00, },
269		{ MCS_AIDCTL, 0x04, 0x1f },
270	}, {
271		/* 34 nits */
272		{ MCS_GAMMACTL,
273		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
274		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
275		  0x8b, 0x87, 0x8b, 0x83, 0x86, 0x89,
276		  0x87, 0x87, 0x88, 0x88, 0x8b, 0x8a,
277		  0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
278		  0x00, 0x00, 0x00, },
279		{ MCS_AIDCTL, 0x03, 0xff },
280	}, {
281		/* 37 nits */
282		{ MCS_GAMMACTL,
283		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
284		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
285		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
286		  0x86, 0x86, 0x86, 0x8d, 0x90, 0x8d,
287		  0xc0, 0xbf, 0x9a, 0xd2, 0xf2, 0xac,
288		  0x00, 0x00, 0x00, },
289		{ MCS_AIDCTL, 0x03, 0xd3 },
290	}, {
291		/* 39 nits */
292		{ MCS_GAMMACTL,
293		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
294		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
295		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
296		  0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
297		  0xb6, 0xb6, 0x93, 0xda, 0xf9, 0xaf,
298		  0x00, 0x00, 0x00, },
299		{ MCS_AIDCTL, 0x03, 0xb3 },
300	}, {
301		/* 41 nits */
302		{ MCS_GAMMACTL,
303		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
304		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
305		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x85,
306		  0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
307		  0xb6, 0xb6, 0x94, 0xda, 0xf9, 0xaf,
308		  0x00, 0x00, 0x00, },
309		{ MCS_AIDCTL, 0x03, 0x93 },
310	}, {
311		/* 44 nits */
312		{ MCS_GAMMACTL,
313		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
314		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
315		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
316		  0x87, 0x86, 0x86, 0x85, 0x87, 0x8a,
317		  0xbe, 0xbe, 0x99, 0xda, 0xf9, 0xaf,
318		  0x00, 0x00, 0x00, },
319		{ MCS_AIDCTL, 0x03, 0x66 },
320	}, {
321		/* 47 nits */
322		{ MCS_GAMMACTL,
323		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
324		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
325		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
326		  0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
327		  0xb4, 0xb4, 0x94, 0xe2, 0xff, 0xb3,
328		  0x00, 0x00, 0x00, },
329		{ MCS_AIDCTL, 0x03, 0x40 },
330	}, {
331		/* 50 nits */
332		{ MCS_GAMMACTL,
333		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
334		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
335		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
336		  0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
337		  0xb4, 0xb4, 0x95, 0xe2, 0xff, 0xb3,
338		  0x00, 0x00, 0x00, },
339		{ MCS_AIDCTL, 0x03, 0x0e },
340	}, {
341		/* 53 nits */
342		{ MCS_GAMMACTL,
343		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
344		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
345		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
346		  0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
347		  0xb4, 0xb4, 0x96, 0xe2, 0xff, 0xb3,
348		  0x00, 0x00, 0x00, },
349		{ MCS_AIDCTL, 0x02, 0xe2 },
350	}, {
351		/* 56 nits */
352		{ MCS_GAMMACTL,
353		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
354		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
355		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
356		  0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
357		  0xab, 0xab, 0x90, 0xdd, 0xf7, 0xaf,
358		  0x00, 0x00, 0x00, },
359		{ MCS_AIDCTL, 0x02, 0xb5 },
360	}, {
361		/* 60 nits */
362		{ MCS_GAMMACTL,
363		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
364		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
365		  0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
366		  0x83, 0x81, 0x84, 0x81, 0x84, 0x88,
367		  0xb3, 0xb3, 0x96, 0xcf, 0xe5, 0xa8,
368		  0x00, 0x00, 0x00, },
369		{ MCS_AIDCTL, 0x02, 0x77 },
370	}, {
371		/* 64 nits */
372		{ MCS_GAMMACTL,
373		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
374		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
375		  0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
376		  0x83, 0x81, 0x84, 0x82, 0x84, 0x88,
377		  0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
378		  0x00, 0x00, 0x00, },
379		{ MCS_AIDCTL, 0x02, 0x36 },
380	}, {
381		/* 68 nits */
382		{ MCS_GAMMACTL,
383		  0x00, 0x9b, 0x00, 0xa6, 0x00, 0x9d,
384		  0x88, 0x88, 0x89, 0x89, 0x89, 0x8b,
385		  0x8a, 0x88, 0x8b, 0x7f, 0x80, 0x86,
386		  0x88, 0x86, 0x87, 0x7d, 0x7f, 0x85,
387		  0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
388		  0x00, 0x00, 0x00, },
389		{ MCS_AIDCTL, 0x02, 0x15 },
390	}, {
391		/* 72 nits */
392		{ MCS_GAMMACTL,
393		  0x00, 0x9c, 0x00, 0xa9, 0x00, 0xa0,
394		  0x88, 0x88, 0x89, 0x88, 0x88, 0x8a,
395		  0x8c, 0x8a, 0x8d, 0x7f, 0x81, 0x85,
396		  0x84, 0x82, 0x84, 0x85, 0x87, 0x8a,
397		  0xaa, 0xab, 0x93, 0xcf, 0xe5, 0xa8,
398		  0x00, 0x00, 0x00, },
399		{ MCS_AIDCTL, 0x02, 0x15 },
400	}, {
401		/* 77 nits */
402		{ MCS_GAMMACTL,
403		  0x00, 0xa1, 0x00, 0xad, 0x00, 0xa5,
404		  0x89, 0x89, 0x8a, 0x88, 0x87, 0x89,
405		  0x8c, 0x89, 0x8d, 0x7f, 0x81, 0x85,
406		  0x84, 0x83, 0x84, 0x81, 0x83, 0x86,
407		  0xaa, 0xab, 0x93, 0xc0, 0xd3, 0xa1,
408		  0x00, 0x00, 0x00, },
409		{ MCS_AIDCTL, 0x02, 0x15 },
410	}, {
411		/* 82 nits */
412		{ MCS_GAMMACTL,
413		  0x00, 0xa5, 0x00, 0xb0, 0x00, 0xa9,
414		  0x88, 0x89, 0x89, 0x85, 0x86, 0x89,
415		  0x8a, 0x88, 0x8b, 0x82, 0x82, 0x87,
416		  0x81, 0x80, 0x82, 0x89, 0x8b, 0x8b,
417		  0xa2, 0xa3, 0x8e, 0xc0, 0xd3, 0xa1,
418		  0x00, 0x00, 0x00, },
419		{ MCS_AIDCTL, 0x02, 0x15 },
420	}, {
421		/* 87 nits */
422		{ MCS_GAMMACTL,
423		  0x00, 0xab, 0x00, 0xb4, 0x00, 0xad,
424		  0x88, 0x89, 0x8a, 0x84, 0x86, 0x88,
425		  0x8a, 0x88, 0x8b, 0x7f, 0x7f, 0x84,
426		  0x86, 0x84, 0x85, 0x85, 0x86, 0x88,
427		  0xa2, 0xa3, 0x8f, 0xc0, 0xd3, 0xa1,
428		  0x00, 0x00, 0x00, },
429		{ MCS_AIDCTL, 0x02, 0x15 },
430	}, {
431		/* 93 nits */
432		{ MCS_GAMMACTL,
433		  0x00, 0xaf, 0x00, 0xb9, 0x00, 0xb1,
434		  0x88, 0x89, 0x8a, 0x84, 0x85, 0x87,
435		  0x8a, 0x89, 0x8b, 0x7e, 0x7e, 0x83,
436		  0x87, 0x86, 0x86, 0x88, 0x8a, 0x89,
437		  0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
438		  0x00, 0x00, 0x00, },
439		{ MCS_AIDCTL, 0x02, 0x15 },
440	}, {
441		/* 98 nits */
442		{ MCS_GAMMACTL,
443		  0x00, 0xb3, 0x00, 0xbc, 0x00, 0xb5,
444		  0x88, 0x88, 0x88, 0x84, 0x84, 0x86,
445		  0x8a, 0x88, 0x8a, 0x7f, 0x7f, 0x84,
446		  0x84, 0x83, 0x84, 0x88, 0x8a, 0x89,
447		  0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
448		  0x00, 0x00, 0x00, },
449		{ MCS_AIDCTL, 0x02, 0x15 },
450	}, {
451		/* 105 nits */
452		{ MCS_GAMMACTL,
453		  0x00, 0xb7, 0x00, 0xc0, 0x00, 0xba,
454		  0x87, 0x87, 0x88, 0x85, 0x85, 0x87,
455		  0x89, 0x88, 0x89, 0x7f, 0x7f, 0x83,
456		  0x81, 0x80, 0x82, 0x88, 0x8a, 0x89,
457		  0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
458		  0x00, 0x00, 0x00, },
459		{ MCS_AIDCTL, 0x02, 0x15 },
460	}, {
461		/* 111 nits */
462		{ MCS_GAMMACTL,
463		  0x00, 0xbb, 0x00, 0xc3, 0x00, 0xbe,
464		  0x87, 0x87, 0x88, 0x85, 0x85, 0x88,
465		  0x88, 0x87, 0x89, 0x80, 0x80, 0x84,
466		  0x81, 0x81, 0x82, 0x85, 0x86, 0x87,
467		  0x9c, 0x9c, 0x8b, 0xb2, 0xc2, 0x9a,
468		  0x00, 0x00, 0x00, },
469		{ MCS_AIDCTL, 0x02, 0x15 },
470	}, {
471		/* 119 nits */
472		{ MCS_GAMMACTL,
473		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
474		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
475		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
476		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
477		  0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
478		  0x00, 0x00, 0x00, },
479		{ MCS_AIDCTL, 0x02, 0x14 },
480	}, {
481		/* 126 nits */
482		{ MCS_GAMMACTL,
483		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
484		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
485		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
486		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
487		  0x9c, 0x9c, 0x8d, 0xb2, 0xc2, 0x9a,
488		  0x00, 0x00, 0x00, },
489		{ MCS_AIDCTL, 0x01, 0xde },
490	}, {
491		/* 134 nits */
492		{ MCS_GAMMACTL,
493		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
494		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
495		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
496		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
497		  0x9c, 0x9c, 0x8d, 0xa4, 0xb0, 0x92,
498		  0x00, 0x00, 0x00, },
499		{ MCS_AIDCTL, 0x01, 0x94 },
500	}, {
501		/* 143 nits */
502		{ MCS_GAMMACTL,
503		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
504		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
505		  0x87, 0x85, 0x87, 0x82, 0x81, 0x85,
506		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
507		  0x92, 0x92, 0x89, 0xab, 0xb6, 0x96,
508		  0x00, 0x00, 0x00, },
509		{ MCS_AIDCTL, 0x01, 0x46 },
510	}, {
511		/* 152 nits */
512		{ MCS_GAMMACTL,
513		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
514		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
515		  0x87, 0x85, 0x87, 0x81, 0x81, 0x85,
516		  0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
517		  0x92, 0x92, 0x8b, 0xab, 0xb6, 0x96,
518		  0x00, 0x00, 0x00, },
519		{ MCS_AIDCTL, 0x00, 0xfa },
520	}, {
521		/* 162 nits */
522		{ MCS_GAMMACTL,
523		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
524		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
525		  0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
526		  0x84, 0x82, 0x84, 0x80, 0x81, 0x83,
527		  0x92, 0x92, 0x8b, 0x9d, 0xa4, 0x8e,
528		  0x00, 0x00, 0x00, },
529		{ MCS_AIDCTL, 0x00, 0xac },
530	}, {
531		/* 172 nits */
532		{ MCS_GAMMACTL,
533		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
534		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
535		  0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
536		  0x84, 0x82, 0x83, 0x80, 0x81, 0x84,
537		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
538		  0x00, 0x00, 0x00, },
539		{ MCS_AIDCTL, 0x00, 0x57 },
540	}, {
541		/* 183 nits */
542		{ MCS_GAMMACTL,
543		  0x00, 0xc2, 0x00, 0xca, 0x00, 0xc5,
544		  0x86, 0x86, 0x87, 0x85, 0x84, 0x87,
545		  0x87, 0x86, 0x88, 0x7e, 0x80, 0x83,
546		  0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
547		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
548		  0x00, 0x00, 0x00, },
549		{ MCS_AIDCTL, 0x00, 0x10 },
550	}, {
551		/* 195 nits */
552		{ MCS_GAMMACTL,
553		  0x00, 0xc7, 0x00, 0xce, 0x00, 0xc9,
554		  0x86, 0x87, 0x86, 0x83, 0x83, 0x85,
555		  0x85, 0x84, 0x86, 0x82, 0x82, 0x85,
556		  0x80, 0x80, 0x81, 0x81, 0x81, 0x84,
557		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
558		  0x00, 0x00, 0x00, },
559		{ MCS_AIDCTL, 0x00, 0x10 },
560	}, {
561		/* 207 nits */
562		{ MCS_GAMMACTL,
563		  0x00, 0xcc, 0x00, 0xd2, 0x00, 0xce,
564		  0x86, 0x86, 0x87, 0x81, 0x83, 0x84,
565		  0x84, 0x82, 0x84, 0x83, 0x83, 0x85,
566		  0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
567		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
568		  0x00, 0x00, 0x00, },
569		{ MCS_AIDCTL, 0x00, 0x10 },
570	}, {
571		/* 220 nits */
572		{ MCS_GAMMACTL,
573		  0x00, 0xd1, 0x00, 0xd6, 0x00, 0xd3,
574		  0x86, 0x86, 0x86, 0x81, 0x83, 0x84,
575		  0x84, 0x82, 0x84, 0x80, 0x80, 0x83,
576		  0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
577		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
578		  0x00, 0x00, 0x00, },
579		{ MCS_AIDCTL, 0x00, 0x10 },
580	}, {
581		/* 234 nits */
582		{ MCS_GAMMACTL,
583		  0x00, 0xd6, 0x00, 0xdb, 0x00, 0xd8,
584		  0x85, 0x85, 0x85, 0x81, 0x83, 0x84,
585		  0x83, 0x82, 0x83, 0x80, 0x80, 0x82,
586		  0x84, 0x82, 0x83, 0x79, 0x79, 0x7e,
587		  0x93, 0x92, 0x8d, 0x9d, 0xa4, 0x8e,
588		  0x00, 0x00, 0x00, },
589		{ MCS_AIDCTL, 0x00, 0x10 },
590	}, {
591		/* 249 nits */
592		{ MCS_GAMMACTL,
593		  0x00, 0xdc, 0x00, 0xe0, 0x00, 0xdd,
594		  0x84, 0x84, 0x84, 0x81, 0x82, 0x83,
595		  0x84, 0x82, 0x84, 0x7f, 0x7f, 0x82,
596		  0x81, 0x80, 0x81, 0x80, 0x81, 0x82,
597		  0x8c, 0x8c, 0x86, 0x9d, 0xa4, 0x8e,
598		  0x00, 0x00, 0x00, },
599		{ MCS_AIDCTL, 0x00, 0x10 },
600	}, {
601		/* 265 nits */
602		{ MCS_GAMMACTL,
603		  0x00, 0xe2, 0x00, 0xe5, 0x00, 0xe3,
604		  0x83, 0x83, 0x83, 0x81, 0x82, 0x83,
605		  0x82, 0x82, 0x83, 0x82, 0x81, 0x83,
606		  0x7f, 0x7e, 0x80, 0x7c, 0x7d, 0x80,
607		  0x8c, 0x8c, 0x86, 0x8e, 0x92, 0x87,
608		  0x00, 0x00, 0x00, },
609		{ MCS_AIDCTL, 0x00, 0x10 },
610	}, {
611		/* 282 nits */
612		{ MCS_GAMMACTL,
613		  0x00, 0xe8, 0x00, 0xea, 0x00, 0xe9,
614		  0x83, 0x83, 0x83, 0x80, 0x82, 0x82,
615		  0x81, 0x82, 0x82, 0x82, 0x81, 0x82,
616		  0x81, 0x80, 0x81, 0x80, 0x80, 0x81,
617		  0x85, 0x85, 0x83, 0x8e, 0x92, 0x87,
618		  0x00, 0x00, 0x00, },
619		{ MCS_AIDCTL, 0x00, 0x10 },
620	}, {
621		/* 300 nits */
622		{ MCS_GAMMACTL,
623		  0x00, 0xed, 0x00, 0xef, 0x00, 0xed,
624		  0x81, 0x82, 0x81, 0x81, 0x81, 0x82,
625		  0x82, 0x82, 0x83, 0x80, 0x80, 0x81,
626		  0x81, 0x81, 0x82, 0x83, 0x83, 0x83,
627		  0x80, 0x80, 0x7f, 0x8e, 0x92, 0x87,
628		  0x00, 0x00, 0x00, },
629		{ MCS_AIDCTL, 0x00, 0x10 },
630	}, {
631		/* 316 nits */
632		{ MCS_GAMMACTL,
633		  0x00, 0xf3, 0x00, 0xf4, 0x00, 0xf3,
634		  0x80, 0x81, 0x80, 0x81, 0x81, 0x81,
635		  0x82, 0x82, 0x82, 0x81, 0x80, 0x81,
636		  0x82, 0x82, 0x83, 0x80, 0x80, 0x80,
637		  0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
638		  0x00, 0x00, 0x00, },
639		{ MCS_AIDCTL, 0x00, 0x10 },
640	}, {
641		/* 333 nits */
642		{ MCS_GAMMACTL,
643		  0x00, 0xf8, 0x00, 0xf8, 0x00, 0xf8,
644		  0x80, 0x81, 0x80, 0x81, 0x80, 0x81,
645		  0x81, 0x82, 0x82, 0x81, 0x80, 0x81,
646		  0x83, 0x83, 0x83, 0x7e, 0x7d, 0x7e,
647		  0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
648		  0x00, 0x00, 0x00, },
649		{ MCS_AIDCTL, 0x00, 0x10 },
650	}, {
651		/* 360 nits */
652		{ MCS_GAMMACTL,
653		  0x01, 0x00, 0x01, 0x00, 0x01, 0x00,
654		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
655		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
656		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
657		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
658		  0x00, 0x00, 0x00, },
659		{ MCS_AIDCTL, 0x00, 0x10 },
660	}, {
661		/* 378 nits */
662		{ MCS_GAMMACTL,
663		  0x01, 0x04, 0x01, 0x03, 0x01, 0x04,
664		  0x7f, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
665		  0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
666		  0x80, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
667		  0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x7f,
668		  0x00, 0x00, 0x00, },
669		{ MCS_AIDCTL, 0x00, 0x10 },
670	}, {
671		/* 395 nits */
672		{ MCS_GAMMACTL,
673		  0x01, 0x09, 0x01, 0x07, 0x01, 0x08,
674		  0x7e, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
675		  0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
676		  0x80, 0x7f, 0x7f, 0x7e, 0x7e, 0x7e,
677		  0x80, 0x80, 0x7f, 0x7e, 0x7e, 0x7f,
678		  0x00, 0x00, 0x00, },
679		{ MCS_AIDCTL, 0x00, 0x10 },
680	}, {
681		/* 413 nits */
682		{ MCS_GAMMACTL,
683		  0x01, 0x0e, 0x01, 0x0b, 0x01, 0x0c,
684		  0x7e, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
685		  0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
686		  0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
687		  0x80, 0x80, 0x7f, 0x7d, 0x7e, 0x7e,
688		  0x00, 0x00, 0x00, },
689		{ MCS_AIDCTL, 0x00, 0x10 },
690	}, {
691		/* 430 nits */
692		{ MCS_GAMMACTL,
693		  0x01, 0x13, 0x01, 0x0f, 0x01, 0x10,
694		  0x7d, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
695		  0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
696		  0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
697		  0x80, 0x80, 0x7f, 0x7c, 0x7d, 0x7e,
698		  0x00, 0x00, 0x00, },
699		{ MCS_AIDCTL, 0x00, 0x10 },
700	}, {
701		/* 448 nits */
702		{ MCS_GAMMACTL,
703		  0x01, 0x18, 0x01, 0x13, 0x01, 0x14,
704		  0x7c, 0x7e, 0x80, 0x7e, 0x7e, 0x7e,
705		  0x7e, 0x7e, 0x7d, 0x7e, 0x7f, 0x7e,
706		  0x80, 0x7f, 0x7f, 0x7c, 0x7c, 0x7c,
707		  0x80, 0x80, 0x7e, 0x7b, 0x7c, 0x7d,
708		  0x00, 0x00, 0x00, },
709		{ MCS_AIDCTL, 0x00, 0x10 },
710	}, {
711		/* 465 nits */
712		{ MCS_GAMMACTL,
713		  0x01, 0x1d, 0x01, 0x17, 0x01, 0x18,
714		  0x7c, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
715		  0x7d, 0x7d, 0x7d, 0x7e, 0x7f, 0x7e,
716		  0x80, 0x7f, 0x7f, 0x7b, 0x7b, 0x7b,
717		  0x80, 0x80, 0x7e, 0x7a, 0x7c, 0x7d,
718		  0x00, 0x00, 0x00, },
719		{ MCS_AIDCTL, 0x00, 0x10 },
720	}, {
721		/* 483 nits */
722		{ MCS_GAMMACTL,
723		  0x01, 0x22, 0x01, 0x1b, 0x01, 0x1c,
724		  0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
725		  0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
726		  0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
727		  0x80, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
728		  0x00, 0x00, 0x00, },
729		{ MCS_AIDCTL, 0x00, 0x10 },
730	}, {
731		/* 500 nits */
732		{ MCS_GAMMACTL,
733		  0x01, 0x27, 0x01, 0x1f, 0x01, 0x20,
734		  0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
735		  0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
736		  0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
737		  0x81, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
738		  0x00, 0x00, 0x00, },
739		{ MCS_AIDCTL, 0x00, 0x10 },
740	},
741};
742
743struct s6e8aa5x01_ams561ra01_ctx {
744	struct drm_panel panel;
745	struct mipi_dsi_device *dsi;
746	struct backlight_device *bl;
747	struct gpio_desc *reset_gpio;
748	struct regulator_bulk_data *supplies;
749	u32 nr_supplies;
750};
751
752static const struct regulator_bulk_data s6e8aa5x01_ams561ra01_supplies[] = {
753	{ .supply = "vdd" },
754	{ .supply = "vci" },
755};
756
757static inline struct s6e8aa5x01_ams561ra01_ctx *to_ctx(struct drm_panel *panel)
758{
759	return container_of(panel, struct s6e8aa5x01_ams561ra01_ctx, panel);
760}
761
762static int s6e8aa5x01_ams561ra01_update_status(struct backlight_device *bl)
763{
764	struct s6e8aa5x01_ams561ra01_ctx *ctx = bl_get_data(bl);
765	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
766	u16 lvl = backlight_get_brightness(bl);
767
768	if (!ctx->panel.enabled)
769		return 0;
770
771	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
772
773	mipi_dsi_dcs_write_buffer_multi(&dsi,
774					s6e8aa5x01_ams561ra01_cmds[lvl].gamma,
775					GAMMA_CMD_LEN);
776	mipi_dsi_dcs_write_buffer_multi(&dsi,
777					s6e8aa5x01_ams561ra01_cmds[lvl].aid,
778					AID_CMD_LEN);
779	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_GAMMAUPD, 0x03);
780
781	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
782
783	return dsi.accum_err;
784}
785
786static int s6e8aa5x01_ams561ra01_prepare(struct drm_panel *panel)
787{
788	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
789	struct device *dev = &ctx->dsi->dev;
790	int ret;
791
792	ret = regulator_bulk_enable(ctx->nr_supplies, ctx->supplies);
793	if (ret < 0) {
794		dev_err(dev, "failed to enable regulators: %d\n", ret);
795		return ret;
796	}
797
798	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
799	usleep_range(5000, 6000);
800	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
801	usleep_range(5000, 6000);
802	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
803	usleep_range(10000, 11000);
804
805	return 0;
806}
807
808static int s6e8aa5x01_ams561ra01_unprepare(struct drm_panel *panel)
809{
810	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
811
812	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
813	usleep_range(5000, 6000);
814
815	regulator_bulk_disable(ctx->nr_supplies, ctx->supplies);
816
817	return 0;
818}
819
820static int s6e8aa5x01_ams561ra01_enable(struct drm_panel *panel)
821{
822	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
823	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
824
825	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi);
826	mipi_dsi_msleep(&dsi, 100);
827
828	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
829
830	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PENTILE, 0xd8, 0xd8, 0x00);
831	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PCD, 0x5c);
832	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ERRFLAG, 0xed, 0xc7, 0x23, 0x67);
833	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_DISPCTL, 0x0c, 0x0c, 0xb9, 0x01);
834	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_LTPSCTL,
835				0x00, 0x45, 0x10, 0x10, 0x08, 0x32, 0x54, 0x00,
836				0x00, 0x00, 0x00, 0x07, 0x06, 0x00, 0x00, 0x00,
837				0x00, 0x00, 0x48, 0x5e, 0x00, 0x00, 0x00, 0x00,
838				0x00, 0x03, 0x00, 0x00, 0x00, 0xad, 0x00, 0x00,
839				0x08, 0x05, 0x2a, 0x54, 0x03, 0xcc, 0x00, 0xff,
840				0xfb, 0x03, 0x0d, 0x00, 0x11, 0x0f, 0x02, 0x03,
841				0x0b, 0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
842				0x13, 0x13, 0x13, 0x13, 0x00, 0x02, 0x03, 0x0b,
843				0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
844				0x13, 0x13);
845
846	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
847
848	mipi_dsi_dcs_set_display_on_multi(&dsi);
849
850	return dsi.accum_err;
851}
852
853static int s6e8aa5x01_ams561ra01_disable(struct drm_panel *panel)
854{
855	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
856	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
857
858	mipi_dsi_dcs_set_display_off_multi(&dsi);
859	mipi_dsi_msleep(&dsi, 100);
860
861	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi);
862	mipi_dsi_msleep(&dsi, 150);
863
864	return dsi.accum_err;
865}
866
867static const struct drm_display_mode s6e8aa5x01_ams561ra01_mode = {
868	.clock = (720 + 62 + 2 + 26) * (1480 + 12 + 2 + 10) * 60 / 1000,
869	.hdisplay = 720,
870	.hsync_start = 720 + 62,
871	.hsync_end = 720 + 62 + 2,
872	.htotal = 720 + 62 + 2 + 26,
873	.vdisplay = 1480,
874	.vsync_start = 1480 + 12,
875	.vsync_end = 1480 + 12 + 2,
876	.vtotal = 1480 + 12 + 2 + 10,
877	.width_mm = 62,
878	.height_mm = 128,
879	.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
880};
881
882static int s6e8aa5x01_ams561ra01_get_modes(struct drm_panel *panel,
883					   struct drm_connector *connector)
884{
885	return drm_connector_helper_get_modes_fixed(connector,
886						    &s6e8aa5x01_ams561ra01_mode);
887}
888
889static const struct backlight_ops s6e8aa5x01_ams561ra01_bl_ops = {
890	.update_status = s6e8aa5x01_ams561ra01_update_status,
891};
892
893static const struct drm_panel_funcs s6e8aa5x01_ams561ra01_panel_funcs = {
894	.prepare = s6e8aa5x01_ams561ra01_prepare,
895	.unprepare = s6e8aa5x01_ams561ra01_unprepare,
896	.enable = s6e8aa5x01_ams561ra01_enable,
897	.disable = s6e8aa5x01_ams561ra01_disable,
898	.get_modes = s6e8aa5x01_ams561ra01_get_modes,
899};
900
901static int s6e8aa5x01_ams561ra01_probe(struct mipi_dsi_device *dsi)
902{
903	struct device *dev = &dsi->dev;
904	struct s6e8aa5x01_ams561ra01_ctx *ctx;
905	int ret;
906
907	ctx = devm_drm_panel_alloc(dev, struct s6e8aa5x01_ams561ra01_ctx, panel,
908				   &s6e8aa5x01_ams561ra01_panel_funcs,
909				   DRM_MODE_CONNECTOR_DSI);
910	if (IS_ERR(ctx))
911		return PTR_ERR(ctx);
912
913	ctx->dsi = dsi;
914	mipi_dsi_set_drvdata(dsi, ctx);
915
916	ctx->nr_supplies = ARRAY_SIZE(s6e8aa5x01_ams561ra01_supplies);
917	ret = devm_regulator_bulk_get_const(dev, ctx->nr_supplies,
918					    s6e8aa5x01_ams561ra01_supplies,
919					    &ctx->supplies);
920	if (ret < 0)
921		return dev_err_probe(dev, ret, "failed to get regulators\n");
922
923	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_ASIS);
924	if (IS_ERR(ctx->reset_gpio))
925		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
926				     "failed to get reset-gpios\n");
927
928	ctx->bl = devm_backlight_device_register(dev, dev_name(dev), dev, ctx,
929						 &s6e8aa5x01_ams561ra01_bl_ops,
930						 NULL);
931	if (IS_ERR(ctx->bl))
932		return dev_err_probe(dev, PTR_ERR(ctx->bl),
933				     "failed to register backlight device\n");
934
935	ctx->bl->props.type = BACKLIGHT_PLATFORM;
936	ctx->bl->props.brightness = ARRAY_SIZE(s6e8aa5x01_ams561ra01_cmds) - 1;
937	ctx->bl->props.max_brightness = ctx->bl->props.brightness;
938
939	dsi->lanes = 4;
940	dsi->format = MIPI_DSI_FMT_RGB888;
941	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
942			  MIPI_DSI_MODE_VIDEO_NO_HFP;
943
944	ctx->panel.prepare_prev_first = true;
945	drm_panel_add(&ctx->panel);
946
947	ret = devm_mipi_dsi_attach(dev, dsi);
948	if (ret < 0) {
949		drm_panel_remove(&ctx->panel);
950		return dev_err_probe(dev, ret, "failed to attach to DSI host\n");
951	}
952
953	return 0;
954}
955
956static void s6e8aa5x01_ams561ra01_remove(struct mipi_dsi_device *dsi)
957{
958	struct s6e8aa5x01_ams561ra01_ctx *ctx = mipi_dsi_get_drvdata(dsi);
959
960	drm_panel_remove(&ctx->panel);
961}
962
963static const struct of_device_id s6e8aa5x01_ams561ra01_of_device_id[] = {
964	{ .compatible = "samsung,s6e8aa5x01-ams561ra01" },
965	{ }
966};
967MODULE_DEVICE_TABLE(of, s6e8aa5x01_ams561ra01_of_device_id);
968
969static struct mipi_dsi_driver s6e8aa5x01_ams561ra01_dsi_driver = {
970	.probe = s6e8aa5x01_ams561ra01_probe,
971	.remove = s6e8aa5x01_ams561ra01_remove,
972	.driver = {
973		.name = "panel-samsung-s6e8aa5x01-ams561ra01",
974		.of_match_table = s6e8aa5x01_ams561ra01_of_device_id,
975	},
976};
977module_mipi_dsi_driver(s6e8aa5x01_ams561ra01_dsi_driver);
978
979MODULE_AUTHOR("Kaustabh Chakraborty <kauschluss@disroot.org>");
980MODULE_DESCRIPTION("Samsung AMS561RA01 Panel with S6E8AA5X01 Controller");
981MODULE_LICENSE("GPL");