1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright (C) 2017-2018, Bootlin
4  */
5 
6 #include <linux/delay.h>
7 #include <linux/device.h>
8 #include <linux/err.h>
9 #include <linux/errno.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_mipi_dsi.h>
18 #include <drm/drm_modes.h>
19 #include <drm/drm_panel.h>
20 
21 #include <video/mipi_display.h>
22 
23 enum ili9881c_op {
24 	ILI9881C_SWITCH_PAGE,
25 	ILI9881C_COMMAND,
26 };
27 
28 struct ili9881c_instr {
29 	enum ili9881c_op	op;
30 
31 	union arg {
32 		struct cmd {
33 			u8	cmd;
34 			u8	data;
35 		} cmd;
36 		u8	page;
37 	} arg;
38 };
39 
40 struct ili9881c_desc {
41 	const struct ili9881c_instr *init;
42 	const size_t init_length;
43 	const struct drm_display_mode *mode;
44 	const unsigned long mode_flags;
45 };
46 
47 struct ili9881c {
48 	struct drm_panel	panel;
49 	struct mipi_dsi_device	*dsi;
50 	const struct ili9881c_desc	*desc;
51 
52 	struct regulator	*power;
53 	struct gpio_desc	*reset;
54 
55 	enum drm_panel_orientation	orientation;
56 };
57 
58 #define ILI9881C_SWITCH_PAGE_INSTR(_page)	\
59 	{					\
60 		.op = ILI9881C_SWITCH_PAGE,	\
61 		.arg = {			\
62 			.page = (_page),	\
63 		},				\
64 	}
65 
66 #define ILI9881C_COMMAND_INSTR(_cmd, _data)		\
67 	{						\
68 		.op = ILI9881C_COMMAND,		\
69 		.arg = {				\
70 			.cmd = {			\
71 				.cmd = (_cmd),		\
72 				.data = (_data),	\
73 			},				\
74 		},					\
75 	}
76 
77 static const struct ili9881c_instr lhr050h41_init[] = {
78 	ILI9881C_SWITCH_PAGE_INSTR(3),
79 	ILI9881C_COMMAND_INSTR(0x01, 0x00),
80 	ILI9881C_COMMAND_INSTR(0x02, 0x00),
81 	ILI9881C_COMMAND_INSTR(0x03, 0x73),
82 	ILI9881C_COMMAND_INSTR(0x04, 0x03),
83 	ILI9881C_COMMAND_INSTR(0x05, 0x00),
84 	ILI9881C_COMMAND_INSTR(0x06, 0x06),
85 	ILI9881C_COMMAND_INSTR(0x07, 0x06),
86 	ILI9881C_COMMAND_INSTR(0x08, 0x00),
87 	ILI9881C_COMMAND_INSTR(0x09, 0x18),
88 	ILI9881C_COMMAND_INSTR(0x0a, 0x04),
89 	ILI9881C_COMMAND_INSTR(0x0b, 0x00),
90 	ILI9881C_COMMAND_INSTR(0x0c, 0x02),
91 	ILI9881C_COMMAND_INSTR(0x0d, 0x03),
92 	ILI9881C_COMMAND_INSTR(0x0e, 0x00),
93 	ILI9881C_COMMAND_INSTR(0x0f, 0x25),
94 	ILI9881C_COMMAND_INSTR(0x10, 0x25),
95 	ILI9881C_COMMAND_INSTR(0x11, 0x00),
96 	ILI9881C_COMMAND_INSTR(0x12, 0x00),
97 	ILI9881C_COMMAND_INSTR(0x13, 0x00),
98 	ILI9881C_COMMAND_INSTR(0x14, 0x00),
99 	ILI9881C_COMMAND_INSTR(0x15, 0x00),
100 	ILI9881C_COMMAND_INSTR(0x16, 0x0C),
101 	ILI9881C_COMMAND_INSTR(0x17, 0x00),
102 	ILI9881C_COMMAND_INSTR(0x18, 0x00),
103 	ILI9881C_COMMAND_INSTR(0x19, 0x00),
104 	ILI9881C_COMMAND_INSTR(0x1a, 0x00),
105 	ILI9881C_COMMAND_INSTR(0x1b, 0x00),
106 	ILI9881C_COMMAND_INSTR(0x1c, 0x00),
107 	ILI9881C_COMMAND_INSTR(0x1d, 0x00),
108 	ILI9881C_COMMAND_INSTR(0x1e, 0xC0),
109 	ILI9881C_COMMAND_INSTR(0x1f, 0x80),
110 	ILI9881C_COMMAND_INSTR(0x20, 0x04),
111 	ILI9881C_COMMAND_INSTR(0x21, 0x01),
112 	ILI9881C_COMMAND_INSTR(0x22, 0x00),
113 	ILI9881C_COMMAND_INSTR(0x23, 0x00),
114 	ILI9881C_COMMAND_INSTR(0x24, 0x00),
115 	ILI9881C_COMMAND_INSTR(0x25, 0x00),
116 	ILI9881C_COMMAND_INSTR(0x26, 0x00),
117 	ILI9881C_COMMAND_INSTR(0x27, 0x00),
118 	ILI9881C_COMMAND_INSTR(0x28, 0x33),
119 	ILI9881C_COMMAND_INSTR(0x29, 0x03),
120 	ILI9881C_COMMAND_INSTR(0x2a, 0x00),
121 	ILI9881C_COMMAND_INSTR(0x2b, 0x00),
122 	ILI9881C_COMMAND_INSTR(0x2c, 0x00),
123 	ILI9881C_COMMAND_INSTR(0x2d, 0x00),
124 	ILI9881C_COMMAND_INSTR(0x2e, 0x00),
125 	ILI9881C_COMMAND_INSTR(0x2f, 0x00),
126 	ILI9881C_COMMAND_INSTR(0x30, 0x00),
127 	ILI9881C_COMMAND_INSTR(0x31, 0x00),
128 	ILI9881C_COMMAND_INSTR(0x32, 0x00),
129 	ILI9881C_COMMAND_INSTR(0x33, 0x00),
130 	ILI9881C_COMMAND_INSTR(0x34, 0x04),
131 	ILI9881C_COMMAND_INSTR(0x35, 0x00),
132 	ILI9881C_COMMAND_INSTR(0x36, 0x00),
133 	ILI9881C_COMMAND_INSTR(0x37, 0x00),
134 	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
135 	ILI9881C_COMMAND_INSTR(0x39, 0x00),
136 	ILI9881C_COMMAND_INSTR(0x3a, 0x00),
137 	ILI9881C_COMMAND_INSTR(0x3b, 0x00),
138 	ILI9881C_COMMAND_INSTR(0x3c, 0x00),
139 	ILI9881C_COMMAND_INSTR(0x3d, 0x00),
140 	ILI9881C_COMMAND_INSTR(0x3e, 0x00),
141 	ILI9881C_COMMAND_INSTR(0x3f, 0x00),
142 	ILI9881C_COMMAND_INSTR(0x40, 0x00),
143 	ILI9881C_COMMAND_INSTR(0x41, 0x00),
144 	ILI9881C_COMMAND_INSTR(0x42, 0x00),
145 	ILI9881C_COMMAND_INSTR(0x43, 0x00),
146 	ILI9881C_COMMAND_INSTR(0x44, 0x00),
147 	ILI9881C_COMMAND_INSTR(0x50, 0x01),
148 	ILI9881C_COMMAND_INSTR(0x51, 0x23),
149 	ILI9881C_COMMAND_INSTR(0x52, 0x45),
150 	ILI9881C_COMMAND_INSTR(0x53, 0x67),
151 	ILI9881C_COMMAND_INSTR(0x54, 0x89),
152 	ILI9881C_COMMAND_INSTR(0x55, 0xab),
153 	ILI9881C_COMMAND_INSTR(0x56, 0x01),
154 	ILI9881C_COMMAND_INSTR(0x57, 0x23),
155 	ILI9881C_COMMAND_INSTR(0x58, 0x45),
156 	ILI9881C_COMMAND_INSTR(0x59, 0x67),
157 	ILI9881C_COMMAND_INSTR(0x5a, 0x89),
158 	ILI9881C_COMMAND_INSTR(0x5b, 0xab),
159 	ILI9881C_COMMAND_INSTR(0x5c, 0xcd),
160 	ILI9881C_COMMAND_INSTR(0x5d, 0xef),
161 	ILI9881C_COMMAND_INSTR(0x5e, 0x11),
162 	ILI9881C_COMMAND_INSTR(0x5f, 0x02),
163 	ILI9881C_COMMAND_INSTR(0x60, 0x02),
164 	ILI9881C_COMMAND_INSTR(0x61, 0x02),
165 	ILI9881C_COMMAND_INSTR(0x62, 0x02),
166 	ILI9881C_COMMAND_INSTR(0x63, 0x02),
167 	ILI9881C_COMMAND_INSTR(0x64, 0x02),
168 	ILI9881C_COMMAND_INSTR(0x65, 0x02),
169 	ILI9881C_COMMAND_INSTR(0x66, 0x02),
170 	ILI9881C_COMMAND_INSTR(0x67, 0x02),
171 	ILI9881C_COMMAND_INSTR(0x68, 0x02),
172 	ILI9881C_COMMAND_INSTR(0x69, 0x02),
173 	ILI9881C_COMMAND_INSTR(0x6a, 0x0C),
174 	ILI9881C_COMMAND_INSTR(0x6b, 0x02),
175 	ILI9881C_COMMAND_INSTR(0x6c, 0x0F),
176 	ILI9881C_COMMAND_INSTR(0x6d, 0x0E),
177 	ILI9881C_COMMAND_INSTR(0x6e, 0x0D),
178 	ILI9881C_COMMAND_INSTR(0x6f, 0x06),
179 	ILI9881C_COMMAND_INSTR(0x70, 0x07),
180 	ILI9881C_COMMAND_INSTR(0x71, 0x02),
181 	ILI9881C_COMMAND_INSTR(0x72, 0x02),
182 	ILI9881C_COMMAND_INSTR(0x73, 0x02),
183 	ILI9881C_COMMAND_INSTR(0x74, 0x02),
184 	ILI9881C_COMMAND_INSTR(0x75, 0x02),
185 	ILI9881C_COMMAND_INSTR(0x76, 0x02),
186 	ILI9881C_COMMAND_INSTR(0x77, 0x02),
187 	ILI9881C_COMMAND_INSTR(0x78, 0x02),
188 	ILI9881C_COMMAND_INSTR(0x79, 0x02),
189 	ILI9881C_COMMAND_INSTR(0x7a, 0x02),
190 	ILI9881C_COMMAND_INSTR(0x7b, 0x02),
191 	ILI9881C_COMMAND_INSTR(0x7c, 0x02),
192 	ILI9881C_COMMAND_INSTR(0x7d, 0x02),
193 	ILI9881C_COMMAND_INSTR(0x7e, 0x02),
194 	ILI9881C_COMMAND_INSTR(0x7f, 0x02),
195 	ILI9881C_COMMAND_INSTR(0x80, 0x0C),
196 	ILI9881C_COMMAND_INSTR(0x81, 0x02),
197 	ILI9881C_COMMAND_INSTR(0x82, 0x0F),
198 	ILI9881C_COMMAND_INSTR(0x83, 0x0E),
199 	ILI9881C_COMMAND_INSTR(0x84, 0x0D),
200 	ILI9881C_COMMAND_INSTR(0x85, 0x06),
201 	ILI9881C_COMMAND_INSTR(0x86, 0x07),
202 	ILI9881C_COMMAND_INSTR(0x87, 0x02),
203 	ILI9881C_COMMAND_INSTR(0x88, 0x02),
204 	ILI9881C_COMMAND_INSTR(0x89, 0x02),
205 	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
206 	ILI9881C_SWITCH_PAGE_INSTR(4),
207 	ILI9881C_COMMAND_INSTR(0x6C, 0x15),
208 	ILI9881C_COMMAND_INSTR(0x6E, 0x22),
209 	ILI9881C_COMMAND_INSTR(0x6F, 0x33),
210 	ILI9881C_COMMAND_INSTR(0x3A, 0xA4),
211 	ILI9881C_COMMAND_INSTR(0x8D, 0x0D),
212 	ILI9881C_COMMAND_INSTR(0x87, 0xBA),
213 	ILI9881C_COMMAND_INSTR(0x26, 0x76),
214 	ILI9881C_COMMAND_INSTR(0xB2, 0xD1),
215 	ILI9881C_SWITCH_PAGE_INSTR(1),
216 	ILI9881C_COMMAND_INSTR(0x22, 0x0A),
217 	ILI9881C_COMMAND_INSTR(0x53, 0xDC),
218 	ILI9881C_COMMAND_INSTR(0x55, 0xA7),
219 	ILI9881C_COMMAND_INSTR(0x50, 0x78),
220 	ILI9881C_COMMAND_INSTR(0x51, 0x78),
221 	ILI9881C_COMMAND_INSTR(0x31, 0x02),
222 	ILI9881C_COMMAND_INSTR(0x60, 0x14),
223 	ILI9881C_COMMAND_INSTR(0xA0, 0x2A),
224 	ILI9881C_COMMAND_INSTR(0xA1, 0x39),
225 	ILI9881C_COMMAND_INSTR(0xA2, 0x46),
226 	ILI9881C_COMMAND_INSTR(0xA3, 0x0e),
227 	ILI9881C_COMMAND_INSTR(0xA4, 0x12),
228 	ILI9881C_COMMAND_INSTR(0xA5, 0x25),
229 	ILI9881C_COMMAND_INSTR(0xA6, 0x19),
230 	ILI9881C_COMMAND_INSTR(0xA7, 0x1d),
231 	ILI9881C_COMMAND_INSTR(0xA8, 0xa6),
232 	ILI9881C_COMMAND_INSTR(0xA9, 0x1C),
233 	ILI9881C_COMMAND_INSTR(0xAA, 0x29),
234 	ILI9881C_COMMAND_INSTR(0xAB, 0x85),
235 	ILI9881C_COMMAND_INSTR(0xAC, 0x1C),
236 	ILI9881C_COMMAND_INSTR(0xAD, 0x1B),
237 	ILI9881C_COMMAND_INSTR(0xAE, 0x51),
238 	ILI9881C_COMMAND_INSTR(0xAF, 0x22),
239 	ILI9881C_COMMAND_INSTR(0xB0, 0x2d),
240 	ILI9881C_COMMAND_INSTR(0xB1, 0x4f),
241 	ILI9881C_COMMAND_INSTR(0xB2, 0x59),
242 	ILI9881C_COMMAND_INSTR(0xB3, 0x3F),
243 	ILI9881C_COMMAND_INSTR(0xC0, 0x2A),
244 	ILI9881C_COMMAND_INSTR(0xC1, 0x3a),
245 	ILI9881C_COMMAND_INSTR(0xC2, 0x45),
246 	ILI9881C_COMMAND_INSTR(0xC3, 0x0e),
247 	ILI9881C_COMMAND_INSTR(0xC4, 0x11),
248 	ILI9881C_COMMAND_INSTR(0xC5, 0x24),
249 	ILI9881C_COMMAND_INSTR(0xC6, 0x1a),
250 	ILI9881C_COMMAND_INSTR(0xC7, 0x1c),
251 	ILI9881C_COMMAND_INSTR(0xC8, 0xaa),
252 	ILI9881C_COMMAND_INSTR(0xC9, 0x1C),
253 	ILI9881C_COMMAND_INSTR(0xCA, 0x29),
254 	ILI9881C_COMMAND_INSTR(0xCB, 0x96),
255 	ILI9881C_COMMAND_INSTR(0xCC, 0x1C),
256 	ILI9881C_COMMAND_INSTR(0xCD, 0x1B),
257 	ILI9881C_COMMAND_INSTR(0xCE, 0x51),
258 	ILI9881C_COMMAND_INSTR(0xCF, 0x22),
259 	ILI9881C_COMMAND_INSTR(0xD0, 0x2b),
260 	ILI9881C_COMMAND_INSTR(0xD1, 0x4b),
261 	ILI9881C_COMMAND_INSTR(0xD2, 0x59),
262 	ILI9881C_COMMAND_INSTR(0xD3, 0x3F),
263 };
264 
265 static const struct ili9881c_instr k101_im2byl02_init[] = {
266 	ILI9881C_SWITCH_PAGE_INSTR(3),
267 	ILI9881C_COMMAND_INSTR(0x01, 0x00),
268 	ILI9881C_COMMAND_INSTR(0x02, 0x00),
269 	ILI9881C_COMMAND_INSTR(0x03, 0x73),
270 	ILI9881C_COMMAND_INSTR(0x04, 0x00),
271 	ILI9881C_COMMAND_INSTR(0x05, 0x00),
272 	ILI9881C_COMMAND_INSTR(0x06, 0x08),
273 	ILI9881C_COMMAND_INSTR(0x07, 0x00),
274 	ILI9881C_COMMAND_INSTR(0x08, 0x00),
275 	ILI9881C_COMMAND_INSTR(0x09, 0x00),
276 	ILI9881C_COMMAND_INSTR(0x0A, 0x01),
277 	ILI9881C_COMMAND_INSTR(0x0B, 0x01),
278 	ILI9881C_COMMAND_INSTR(0x0C, 0x00),
279 	ILI9881C_COMMAND_INSTR(0x0D, 0x01),
280 	ILI9881C_COMMAND_INSTR(0x0E, 0x01),
281 	ILI9881C_COMMAND_INSTR(0x0F, 0x00),
282 	ILI9881C_COMMAND_INSTR(0x10, 0x00),
283 	ILI9881C_COMMAND_INSTR(0x11, 0x00),
284 	ILI9881C_COMMAND_INSTR(0x12, 0x00),
285 	ILI9881C_COMMAND_INSTR(0x13, 0x00),
286 	ILI9881C_COMMAND_INSTR(0x14, 0x00),
287 	ILI9881C_COMMAND_INSTR(0x15, 0x00),
288 	ILI9881C_COMMAND_INSTR(0x16, 0x00),
289 	ILI9881C_COMMAND_INSTR(0x17, 0x00),
290 	ILI9881C_COMMAND_INSTR(0x18, 0x00),
291 	ILI9881C_COMMAND_INSTR(0x19, 0x00),
292 	ILI9881C_COMMAND_INSTR(0x1A, 0x00),
293 	ILI9881C_COMMAND_INSTR(0x1B, 0x00),
294 	ILI9881C_COMMAND_INSTR(0x1C, 0x00),
295 	ILI9881C_COMMAND_INSTR(0x1D, 0x00),
296 	ILI9881C_COMMAND_INSTR(0x1E, 0x40),
297 	ILI9881C_COMMAND_INSTR(0x1F, 0xC0),
298 	ILI9881C_COMMAND_INSTR(0x20, 0x06),
299 	ILI9881C_COMMAND_INSTR(0x21, 0x01),
300 	ILI9881C_COMMAND_INSTR(0x22, 0x06),
301 	ILI9881C_COMMAND_INSTR(0x23, 0x01),
302 	ILI9881C_COMMAND_INSTR(0x24, 0x88),
303 	ILI9881C_COMMAND_INSTR(0x25, 0x88),
304 	ILI9881C_COMMAND_INSTR(0x26, 0x00),
305 	ILI9881C_COMMAND_INSTR(0x27, 0x00),
306 	ILI9881C_COMMAND_INSTR(0x28, 0x3B),
307 	ILI9881C_COMMAND_INSTR(0x29, 0x03),
308 	ILI9881C_COMMAND_INSTR(0x2A, 0x00),
309 	ILI9881C_COMMAND_INSTR(0x2B, 0x00),
310 	ILI9881C_COMMAND_INSTR(0x2C, 0x00),
311 	ILI9881C_COMMAND_INSTR(0x2D, 0x00),
312 	ILI9881C_COMMAND_INSTR(0x2E, 0x00),
313 	ILI9881C_COMMAND_INSTR(0x2F, 0x00),
314 	ILI9881C_COMMAND_INSTR(0x30, 0x00),
315 	ILI9881C_COMMAND_INSTR(0x31, 0x00),
316 	ILI9881C_COMMAND_INSTR(0x32, 0x00),
317 	ILI9881C_COMMAND_INSTR(0x33, 0x00),
318 	ILI9881C_COMMAND_INSTR(0x34, 0x00), /* GPWR1/2 non overlap time 2.62us */
319 	ILI9881C_COMMAND_INSTR(0x35, 0x00),
320 	ILI9881C_COMMAND_INSTR(0x36, 0x00),
321 	ILI9881C_COMMAND_INSTR(0x37, 0x00),
322 	ILI9881C_COMMAND_INSTR(0x38, 0x00),
323 	ILI9881C_COMMAND_INSTR(0x39, 0x00),
324 	ILI9881C_COMMAND_INSTR(0x3A, 0x00),
325 	ILI9881C_COMMAND_INSTR(0x3B, 0x00),
326 	ILI9881C_COMMAND_INSTR(0x3C, 0x00),
327 	ILI9881C_COMMAND_INSTR(0x3D, 0x00),
328 	ILI9881C_COMMAND_INSTR(0x3E, 0x00),
329 	ILI9881C_COMMAND_INSTR(0x3F, 0x00),
330 	ILI9881C_COMMAND_INSTR(0x40, 0x00),
331 	ILI9881C_COMMAND_INSTR(0x41, 0x00),
332 	ILI9881C_COMMAND_INSTR(0x42, 0x00),
333 	ILI9881C_COMMAND_INSTR(0x43, 0x00),
334 	ILI9881C_COMMAND_INSTR(0x44, 0x00),
335 	ILI9881C_COMMAND_INSTR(0x50, 0x01),
336 	ILI9881C_COMMAND_INSTR(0x51, 0x23),
337 	ILI9881C_COMMAND_INSTR(0x52, 0x45),
338 	ILI9881C_COMMAND_INSTR(0x53, 0x67),
339 	ILI9881C_COMMAND_INSTR(0x54, 0x89),
340 	ILI9881C_COMMAND_INSTR(0x55, 0xAB),
341 	ILI9881C_COMMAND_INSTR(0x56, 0x01),
342 	ILI9881C_COMMAND_INSTR(0x57, 0x23),
343 	ILI9881C_COMMAND_INSTR(0x58, 0x45),
344 	ILI9881C_COMMAND_INSTR(0x59, 0x67),
345 	ILI9881C_COMMAND_INSTR(0x5A, 0x89),
346 	ILI9881C_COMMAND_INSTR(0x5B, 0xAB),
347 	ILI9881C_COMMAND_INSTR(0x5C, 0xCD),
348 	ILI9881C_COMMAND_INSTR(0x5D, 0xEF),
349 	ILI9881C_COMMAND_INSTR(0x5E, 0x00),
350 	ILI9881C_COMMAND_INSTR(0x5F, 0x01),
351 	ILI9881C_COMMAND_INSTR(0x60, 0x01),
352 	ILI9881C_COMMAND_INSTR(0x61, 0x06),
353 	ILI9881C_COMMAND_INSTR(0x62, 0x06),
354 	ILI9881C_COMMAND_INSTR(0x63, 0x07),
355 	ILI9881C_COMMAND_INSTR(0x64, 0x07),
356 	ILI9881C_COMMAND_INSTR(0x65, 0x00),
357 	ILI9881C_COMMAND_INSTR(0x66, 0x00),
358 	ILI9881C_COMMAND_INSTR(0x67, 0x02),
359 	ILI9881C_COMMAND_INSTR(0x68, 0x02),
360 	ILI9881C_COMMAND_INSTR(0x69, 0x05),
361 	ILI9881C_COMMAND_INSTR(0x6A, 0x05),
362 	ILI9881C_COMMAND_INSTR(0x6B, 0x02),
363 	ILI9881C_COMMAND_INSTR(0x6C, 0x0D),
364 	ILI9881C_COMMAND_INSTR(0x6D, 0x0D),
365 	ILI9881C_COMMAND_INSTR(0x6E, 0x0C),
366 	ILI9881C_COMMAND_INSTR(0x6F, 0x0C),
367 	ILI9881C_COMMAND_INSTR(0x70, 0x0F),
368 	ILI9881C_COMMAND_INSTR(0x71, 0x0F),
369 	ILI9881C_COMMAND_INSTR(0x72, 0x0E),
370 	ILI9881C_COMMAND_INSTR(0x73, 0x0E),
371 	ILI9881C_COMMAND_INSTR(0x74, 0x02),
372 	ILI9881C_COMMAND_INSTR(0x75, 0x01),
373 	ILI9881C_COMMAND_INSTR(0x76, 0x01),
374 	ILI9881C_COMMAND_INSTR(0x77, 0x06),
375 	ILI9881C_COMMAND_INSTR(0x78, 0x06),
376 	ILI9881C_COMMAND_INSTR(0x79, 0x07),
377 	ILI9881C_COMMAND_INSTR(0x7A, 0x07),
378 	ILI9881C_COMMAND_INSTR(0x7B, 0x00),
379 	ILI9881C_COMMAND_INSTR(0x7C, 0x00),
380 	ILI9881C_COMMAND_INSTR(0x7D, 0x02),
381 	ILI9881C_COMMAND_INSTR(0x7E, 0x02),
382 	ILI9881C_COMMAND_INSTR(0x7F, 0x05),
383 	ILI9881C_COMMAND_INSTR(0x80, 0x05),
384 	ILI9881C_COMMAND_INSTR(0x81, 0x02),
385 	ILI9881C_COMMAND_INSTR(0x82, 0x0D),
386 	ILI9881C_COMMAND_INSTR(0x83, 0x0D),
387 	ILI9881C_COMMAND_INSTR(0x84, 0x0C),
388 	ILI9881C_COMMAND_INSTR(0x85, 0x0C),
389 	ILI9881C_COMMAND_INSTR(0x86, 0x0F),
390 	ILI9881C_COMMAND_INSTR(0x87, 0x0F),
391 	ILI9881C_COMMAND_INSTR(0x88, 0x0E),
392 	ILI9881C_COMMAND_INSTR(0x89, 0x0E),
393 	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
394 	ILI9881C_SWITCH_PAGE_INSTR(4),
395 	ILI9881C_COMMAND_INSTR(0x3B, 0xC0), /* ILI4003D sel */
396 	ILI9881C_COMMAND_INSTR(0x6C, 0x15), /* Set VCORE voltage = 1.5V */
397 	ILI9881C_COMMAND_INSTR(0x6E, 0x2A), /* di_pwr_reg=0 for power mode 2A, VGH clamp 18V */
398 	ILI9881C_COMMAND_INSTR(0x6F, 0x33), /* pumping ratio VGH=5x VGL=-3x */
399 	ILI9881C_COMMAND_INSTR(0x8D, 0x1B), /* VGL clamp -10V */
400 	ILI9881C_COMMAND_INSTR(0x87, 0xBA), /* ESD */
401 	ILI9881C_COMMAND_INSTR(0x3A, 0x24), /* POWER SAVING */
402 	ILI9881C_COMMAND_INSTR(0x26, 0x76),
403 	ILI9881C_COMMAND_INSTR(0xB2, 0xD1),
404 	ILI9881C_SWITCH_PAGE_INSTR(1),
405 	ILI9881C_COMMAND_INSTR(0x22, 0x0A), /* BGR, SS */
406 	ILI9881C_COMMAND_INSTR(0x31, 0x00), /* Zigzag type3 inversion */
407 	ILI9881C_COMMAND_INSTR(0x40, 0x53), /* ILI4003D sel */
408 	ILI9881C_COMMAND_INSTR(0x43, 0x66),
409 	ILI9881C_COMMAND_INSTR(0x53, 0x4C),
410 	ILI9881C_COMMAND_INSTR(0x50, 0x87),
411 	ILI9881C_COMMAND_INSTR(0x51, 0x82),
412 	ILI9881C_COMMAND_INSTR(0x60, 0x15),
413 	ILI9881C_COMMAND_INSTR(0x61, 0x01),
414 	ILI9881C_COMMAND_INSTR(0x62, 0x0C),
415 	ILI9881C_COMMAND_INSTR(0x63, 0x00),
416 	ILI9881C_COMMAND_INSTR(0xA0, 0x00),
417 	ILI9881C_COMMAND_INSTR(0xA1, 0x13), /* VP251 */
418 	ILI9881C_COMMAND_INSTR(0xA2, 0x23), /* VP247 */
419 	ILI9881C_COMMAND_INSTR(0xA3, 0x14), /* VP243 */
420 	ILI9881C_COMMAND_INSTR(0xA4, 0x16), /* VP239 */
421 	ILI9881C_COMMAND_INSTR(0xA5, 0x29), /* VP231 */
422 	ILI9881C_COMMAND_INSTR(0xA6, 0x1E), /* VP219 */
423 	ILI9881C_COMMAND_INSTR(0xA7, 0x1D), /* VP203 */
424 	ILI9881C_COMMAND_INSTR(0xA8, 0x86), /* VP175 */
425 	ILI9881C_COMMAND_INSTR(0xA9, 0x1E), /* VP144 */
426 	ILI9881C_COMMAND_INSTR(0xAA, 0x29), /* VP111 */
427 	ILI9881C_COMMAND_INSTR(0xAB, 0x74), /* VP80 */
428 	ILI9881C_COMMAND_INSTR(0xAC, 0x19), /* VP52 */
429 	ILI9881C_COMMAND_INSTR(0xAD, 0x17), /* VP36 */
430 	ILI9881C_COMMAND_INSTR(0xAE, 0x4B), /* VP24 */
431 	ILI9881C_COMMAND_INSTR(0xAF, 0x20), /* VP16 */
432 	ILI9881C_COMMAND_INSTR(0xB0, 0x26), /* VP12 */
433 	ILI9881C_COMMAND_INSTR(0xB1, 0x4C), /* VP8 */
434 	ILI9881C_COMMAND_INSTR(0xB2, 0x5D), /* VP4 */
435 	ILI9881C_COMMAND_INSTR(0xB3, 0x3F), /* VP0 */
436 	ILI9881C_COMMAND_INSTR(0xC0, 0x00), /* VN255 GAMMA N */
437 	ILI9881C_COMMAND_INSTR(0xC1, 0x13), /* VN251 */
438 	ILI9881C_COMMAND_INSTR(0xC2, 0x23), /* VN247 */
439 	ILI9881C_COMMAND_INSTR(0xC3, 0x14), /* VN243 */
440 	ILI9881C_COMMAND_INSTR(0xC4, 0x16), /* VN239 */
441 	ILI9881C_COMMAND_INSTR(0xC5, 0x29), /* VN231 */
442 	ILI9881C_COMMAND_INSTR(0xC6, 0x1E), /* VN219 */
443 	ILI9881C_COMMAND_INSTR(0xC7, 0x1D), /* VN203 */
444 	ILI9881C_COMMAND_INSTR(0xC8, 0x86), /* VN175 */
445 	ILI9881C_COMMAND_INSTR(0xC9, 0x1E), /* VN144 */
446 	ILI9881C_COMMAND_INSTR(0xCA, 0x29), /* VN111 */
447 	ILI9881C_COMMAND_INSTR(0xCB, 0x74), /* VN80 */
448 	ILI9881C_COMMAND_INSTR(0xCC, 0x19), /* VN52 */
449 	ILI9881C_COMMAND_INSTR(0xCD, 0x17), /* VN36 */
450 	ILI9881C_COMMAND_INSTR(0xCE, 0x4B), /* VN24 */
451 	ILI9881C_COMMAND_INSTR(0xCF, 0x20), /* VN16 */
452 	ILI9881C_COMMAND_INSTR(0xD0, 0x26), /* VN12 */
453 	ILI9881C_COMMAND_INSTR(0xD1, 0x4C), /* VN8 */
454 	ILI9881C_COMMAND_INSTR(0xD2, 0x5D), /* VN4 */
455 	ILI9881C_COMMAND_INSTR(0xD3, 0x3F), /* VN0 */
456 };
457 
458 static const struct ili9881c_instr tl050hdv35_init[] = {
459 	ILI9881C_SWITCH_PAGE_INSTR(3),
460 	ILI9881C_COMMAND_INSTR(0x01, 0x00),
461 	ILI9881C_COMMAND_INSTR(0x02, 0x00),
462 	ILI9881C_COMMAND_INSTR(0x03, 0x73),
463 	ILI9881C_COMMAND_INSTR(0x04, 0x00),
464 	ILI9881C_COMMAND_INSTR(0x05, 0x00),
465 	ILI9881C_COMMAND_INSTR(0x06, 0x0a),
466 	ILI9881C_COMMAND_INSTR(0x07, 0x00),
467 	ILI9881C_COMMAND_INSTR(0x08, 0x00),
468 	ILI9881C_COMMAND_INSTR(0x09, 0x01),
469 	ILI9881C_COMMAND_INSTR(0x0a, 0x00),
470 	ILI9881C_COMMAND_INSTR(0x0b, 0x00),
471 	ILI9881C_COMMAND_INSTR(0x0c, 0x01),
472 	ILI9881C_COMMAND_INSTR(0x0d, 0x00),
473 	ILI9881C_COMMAND_INSTR(0x0e, 0x00),
474 	ILI9881C_COMMAND_INSTR(0x0f, 0x1d),
475 	ILI9881C_COMMAND_INSTR(0x10, 0x1d),
476 	ILI9881C_COMMAND_INSTR(0x15, 0x00),
477 	ILI9881C_COMMAND_INSTR(0x16, 0x00),
478 	ILI9881C_COMMAND_INSTR(0x17, 0x00),
479 	ILI9881C_COMMAND_INSTR(0x18, 0x00),
480 	ILI9881C_COMMAND_INSTR(0x19, 0x00),
481 	ILI9881C_COMMAND_INSTR(0x1a, 0x00),
482 	ILI9881C_COMMAND_INSTR(0x1b, 0x00),
483 	ILI9881C_COMMAND_INSTR(0x1c, 0x00),
484 	ILI9881C_COMMAND_INSTR(0x1d, 0x00),
485 	ILI9881C_COMMAND_INSTR(0x1e, 0x40),
486 	ILI9881C_COMMAND_INSTR(0x1f, 0x80),
487 	ILI9881C_COMMAND_INSTR(0x20, 0x06),
488 	ILI9881C_COMMAND_INSTR(0x21, 0x02),
489 	ILI9881C_COMMAND_INSTR(0x28, 0x33),
490 	ILI9881C_COMMAND_INSTR(0x29, 0x03),
491 	ILI9881C_COMMAND_INSTR(0x2a, 0x00),
492 	ILI9881C_COMMAND_INSTR(0x2b, 0x00),
493 	ILI9881C_COMMAND_INSTR(0x2c, 0x00),
494 	ILI9881C_COMMAND_INSTR(0x2d, 0x00),
495 	ILI9881C_COMMAND_INSTR(0x2e, 0x00),
496 	ILI9881C_COMMAND_INSTR(0x2f, 0x00),
497 	ILI9881C_COMMAND_INSTR(0x35, 0x00),
498 	ILI9881C_COMMAND_INSTR(0x36, 0x00),
499 	ILI9881C_COMMAND_INSTR(0x37, 0x00),
500 	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
501 	ILI9881C_COMMAND_INSTR(0x39, 0x00),
502 	ILI9881C_COMMAND_INSTR(0x3a, 0x40),
503 	ILI9881C_COMMAND_INSTR(0x3b, 0x40),
504 	ILI9881C_COMMAND_INSTR(0x3c, 0x00),
505 	ILI9881C_COMMAND_INSTR(0x3d, 0x00),
506 	ILI9881C_COMMAND_INSTR(0x3e, 0x00),
507 	ILI9881C_COMMAND_INSTR(0x3f, 0x00),
508 	ILI9881C_COMMAND_INSTR(0x40, 0x00),
509 	ILI9881C_COMMAND_INSTR(0x41, 0x00),
510 	ILI9881C_COMMAND_INSTR(0x42, 0x00),
511 	ILI9881C_COMMAND_INSTR(0x43, 0x00),
512 	ILI9881C_COMMAND_INSTR(0x44, 0x00),
513 	ILI9881C_COMMAND_INSTR(0x55, 0xab),
514 	ILI9881C_COMMAND_INSTR(0x5a, 0x89),
515 	ILI9881C_COMMAND_INSTR(0x5b, 0xab),
516 	ILI9881C_COMMAND_INSTR(0x5c, 0xcd),
517 	ILI9881C_COMMAND_INSTR(0x5d, 0xef),
518 	ILI9881C_COMMAND_INSTR(0x5e, 0x11),
519 	ILI9881C_COMMAND_INSTR(0x5f, 0x01),
520 	ILI9881C_COMMAND_INSTR(0x60, 0x00),
521 	ILI9881C_COMMAND_INSTR(0x61, 0x15),
522 	ILI9881C_COMMAND_INSTR(0x62, 0x14),
523 	ILI9881C_COMMAND_INSTR(0x63, 0x0e),
524 	ILI9881C_COMMAND_INSTR(0x64, 0x0f),
525 	ILI9881C_COMMAND_INSTR(0x65, 0x0c),
526 	ILI9881C_COMMAND_INSTR(0x66, 0x0d),
527 	ILI9881C_COMMAND_INSTR(0x67, 0x06),
528 	ILI9881C_COMMAND_INSTR(0x68, 0x02),
529 	ILI9881C_COMMAND_INSTR(0x69, 0x07),
530 	ILI9881C_COMMAND_INSTR(0x6a, 0x02),
531 	ILI9881C_COMMAND_INSTR(0x6b, 0x02),
532 	ILI9881C_COMMAND_INSTR(0x6c, 0x02),
533 	ILI9881C_COMMAND_INSTR(0x6d, 0x02),
534 	ILI9881C_COMMAND_INSTR(0x6e, 0x02),
535 	ILI9881C_COMMAND_INSTR(0x6f, 0x02),
536 	ILI9881C_COMMAND_INSTR(0x70, 0x02),
537 	ILI9881C_COMMAND_INSTR(0x71, 0x02),
538 	ILI9881C_COMMAND_INSTR(0x72, 0x02),
539 	ILI9881C_COMMAND_INSTR(0x73, 0x02),
540 	ILI9881C_COMMAND_INSTR(0x74, 0x02),
541 	ILI9881C_COMMAND_INSTR(0x75, 0x01),
542 	ILI9881C_COMMAND_INSTR(0x76, 0x00),
543 	ILI9881C_COMMAND_INSTR(0x77, 0x14),
544 	ILI9881C_COMMAND_INSTR(0x78, 0x15),
545 	ILI9881C_COMMAND_INSTR(0x79, 0x0e),
546 	ILI9881C_COMMAND_INSTR(0x7a, 0x0f),
547 	ILI9881C_COMMAND_INSTR(0x7b, 0x0c),
548 	ILI9881C_COMMAND_INSTR(0x7c, 0x0d),
549 	ILI9881C_COMMAND_INSTR(0x7d, 0x06),
550 	ILI9881C_COMMAND_INSTR(0x7e, 0x02),
551 	ILI9881C_COMMAND_INSTR(0x7f, 0x07),
552 	ILI9881C_COMMAND_INSTR(0x88, 0x02),
553 	ILI9881C_COMMAND_INSTR(0x89, 0x02),
554 	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
555 	ILI9881C_SWITCH_PAGE_INSTR(4),
556 	ILI9881C_COMMAND_INSTR(0x38, 0x01),
557 	ILI9881C_COMMAND_INSTR(0x39, 0x00),
558 	ILI9881C_COMMAND_INSTR(0x6c, 0x15),
559 	ILI9881C_COMMAND_INSTR(0x6e, 0x2b),
560 	ILI9881C_COMMAND_INSTR(0x6f, 0x33),
561 	ILI9881C_COMMAND_INSTR(0x8d, 0x18),
562 	ILI9881C_COMMAND_INSTR(0x87, 0xba),
563 	ILI9881C_COMMAND_INSTR(0x26, 0x76),
564 	ILI9881C_COMMAND_INSTR(0xb2, 0xd1),
565 	ILI9881C_COMMAND_INSTR(0xb5, 0x06),
566 	ILI9881C_COMMAND_INSTR(0x3a, 0x24),
567 	ILI9881C_COMMAND_INSTR(0x35, 0x1f),
568 	ILI9881C_COMMAND_INSTR(0x33, 0x14),
569 	ILI9881C_COMMAND_INSTR(0x3b, 0x98),
570 	ILI9881C_SWITCH_PAGE_INSTR(1),
571 	ILI9881C_COMMAND_INSTR(0x22, 0x0a),
572 	ILI9881C_COMMAND_INSTR(0x31, 0x00),
573 	ILI9881C_COMMAND_INSTR(0x40, 0x33),
574 	ILI9881C_COMMAND_INSTR(0x53, 0xa2),
575 	ILI9881C_COMMAND_INSTR(0x55, 0x92),
576 	ILI9881C_COMMAND_INSTR(0x50, 0x96),
577 	ILI9881C_COMMAND_INSTR(0x51, 0x96),
578 	ILI9881C_COMMAND_INSTR(0x60, 0x22),
579 	ILI9881C_COMMAND_INSTR(0x61, 0x00),
580 	ILI9881C_COMMAND_INSTR(0x62, 0x19),
581 	ILI9881C_COMMAND_INSTR(0x63, 0x00),
582 	ILI9881C_COMMAND_INSTR(0xa0, 0x08),
583 	ILI9881C_COMMAND_INSTR(0xa1, 0x11),
584 	ILI9881C_COMMAND_INSTR(0xa2, 0x19),
585 	ILI9881C_COMMAND_INSTR(0xa3, 0x0d),
586 	ILI9881C_COMMAND_INSTR(0xa4, 0x0d),
587 	ILI9881C_COMMAND_INSTR(0xa5, 0x1e),
588 	ILI9881C_COMMAND_INSTR(0xa6, 0x14),
589 	ILI9881C_COMMAND_INSTR(0xa7, 0x17),
590 	ILI9881C_COMMAND_INSTR(0xa8, 0x4f),
591 	ILI9881C_COMMAND_INSTR(0xa9, 0x1a),
592 	ILI9881C_COMMAND_INSTR(0xaa, 0x27),
593 	ILI9881C_COMMAND_INSTR(0xab, 0x49),
594 	ILI9881C_COMMAND_INSTR(0xac, 0x1a),
595 	ILI9881C_COMMAND_INSTR(0xad, 0x18),
596 	ILI9881C_COMMAND_INSTR(0xae, 0x4c),
597 	ILI9881C_COMMAND_INSTR(0xaf, 0x22),
598 	ILI9881C_COMMAND_INSTR(0xb0, 0x27),
599 	ILI9881C_COMMAND_INSTR(0xb1, 0x4b),
600 	ILI9881C_COMMAND_INSTR(0xb2, 0x60),
601 	ILI9881C_COMMAND_INSTR(0xb3, 0x39),
602 	ILI9881C_COMMAND_INSTR(0xc0, 0x08),
603 	ILI9881C_COMMAND_INSTR(0xc1, 0x11),
604 	ILI9881C_COMMAND_INSTR(0xc2, 0x19),
605 	ILI9881C_COMMAND_INSTR(0xc3, 0x0d),
606 	ILI9881C_COMMAND_INSTR(0xc4, 0x0d),
607 	ILI9881C_COMMAND_INSTR(0xc5, 0x1e),
608 	ILI9881C_COMMAND_INSTR(0xc6, 0x14),
609 	ILI9881C_COMMAND_INSTR(0xc7, 0x17),
610 	ILI9881C_COMMAND_INSTR(0xc8, 0x4f),
611 	ILI9881C_COMMAND_INSTR(0xc9, 0x1a),
612 	ILI9881C_COMMAND_INSTR(0xca, 0x27),
613 	ILI9881C_COMMAND_INSTR(0xcb, 0x49),
614 	ILI9881C_COMMAND_INSTR(0xcc, 0x1a),
615 	ILI9881C_COMMAND_INSTR(0xcd, 0x18),
616 	ILI9881C_COMMAND_INSTR(0xce, 0x4c),
617 	ILI9881C_COMMAND_INSTR(0xcf, 0x33),
618 	ILI9881C_COMMAND_INSTR(0xd0, 0x27),
619 	ILI9881C_COMMAND_INSTR(0xd1, 0x4b),
620 	ILI9881C_COMMAND_INSTR(0xd2, 0x60),
621 	ILI9881C_COMMAND_INSTR(0xd3, 0x39),
622 	ILI9881C_SWITCH_PAGE_INSTR(0),
623 	ILI9881C_COMMAND_INSTR(0x36, 0x03),
624 };
625 
626 static const struct ili9881c_instr w552946ab_init[] = {
627 	ILI9881C_SWITCH_PAGE_INSTR(3),
628 	ILI9881C_COMMAND_INSTR(0x01, 0x00),
629 	ILI9881C_COMMAND_INSTR(0x02, 0x00),
630 	ILI9881C_COMMAND_INSTR(0x03, 0x53),
631 	ILI9881C_COMMAND_INSTR(0x04, 0x53),
632 	ILI9881C_COMMAND_INSTR(0x05, 0x13),
633 	ILI9881C_COMMAND_INSTR(0x06, 0x04),
634 	ILI9881C_COMMAND_INSTR(0x07, 0x02),
635 	ILI9881C_COMMAND_INSTR(0x08, 0x02),
636 	ILI9881C_COMMAND_INSTR(0x09, 0x00),
637 	ILI9881C_COMMAND_INSTR(0x0A, 0x00),
638 	ILI9881C_COMMAND_INSTR(0x0B, 0x00),
639 	ILI9881C_COMMAND_INSTR(0x0C, 0x00),
640 	ILI9881C_COMMAND_INSTR(0x0D, 0x00),
641 	ILI9881C_COMMAND_INSTR(0x0E, 0x00),
642 	ILI9881C_COMMAND_INSTR(0x0F, 0x00),
643 
644 	ILI9881C_COMMAND_INSTR(0x10, 0x00),
645 	ILI9881C_COMMAND_INSTR(0x11, 0x00),
646 	ILI9881C_COMMAND_INSTR(0x12, 0x00),
647 	ILI9881C_COMMAND_INSTR(0x13, 0x00),
648 	ILI9881C_COMMAND_INSTR(0x14, 0x00),
649 	ILI9881C_COMMAND_INSTR(0x15, 0x08),
650 	ILI9881C_COMMAND_INSTR(0x16, 0x10),
651 	ILI9881C_COMMAND_INSTR(0x17, 0x00),
652 	ILI9881C_COMMAND_INSTR(0x18, 0x08),
653 	ILI9881C_COMMAND_INSTR(0x19, 0x00),
654 	ILI9881C_COMMAND_INSTR(0x1A, 0x00),
655 	ILI9881C_COMMAND_INSTR(0x1B, 0x00),
656 	ILI9881C_COMMAND_INSTR(0x1C, 0x00),
657 	ILI9881C_COMMAND_INSTR(0x1D, 0x00),
658 	ILI9881C_COMMAND_INSTR(0x1E, 0xC0),
659 	ILI9881C_COMMAND_INSTR(0x1F, 0x80),
660 
661 	ILI9881C_COMMAND_INSTR(0x20, 0x02),
662 	ILI9881C_COMMAND_INSTR(0x21, 0x09),
663 	ILI9881C_COMMAND_INSTR(0x22, 0x00),
664 	ILI9881C_COMMAND_INSTR(0x23, 0x00),
665 	ILI9881C_COMMAND_INSTR(0x24, 0x00),
666 	ILI9881C_COMMAND_INSTR(0x25, 0x00),
667 	ILI9881C_COMMAND_INSTR(0x26, 0x00),
668 	ILI9881C_COMMAND_INSTR(0x27, 0x00),
669 	ILI9881C_COMMAND_INSTR(0x28, 0x55),
670 	ILI9881C_COMMAND_INSTR(0x29, 0x03),
671 	ILI9881C_COMMAND_INSTR(0x2A, 0x00),
672 	ILI9881C_COMMAND_INSTR(0x2B, 0x00),
673 	ILI9881C_COMMAND_INSTR(0x2C, 0x00),
674 	ILI9881C_COMMAND_INSTR(0x2D, 0x00),
675 	ILI9881C_COMMAND_INSTR(0x2E, 0x00),
676 	ILI9881C_COMMAND_INSTR(0x2F, 0x00),
677 
678 	ILI9881C_COMMAND_INSTR(0x30, 0x00),
679 	ILI9881C_COMMAND_INSTR(0x31, 0x00),
680 	ILI9881C_COMMAND_INSTR(0x32, 0x00),
681 	ILI9881C_COMMAND_INSTR(0x33, 0x00),
682 	ILI9881C_COMMAND_INSTR(0x34, 0x04),
683 	ILI9881C_COMMAND_INSTR(0x35, 0x05),
684 	ILI9881C_COMMAND_INSTR(0x36, 0x05),
685 	ILI9881C_COMMAND_INSTR(0x37, 0x00),
686 	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
687 	ILI9881C_COMMAND_INSTR(0x39, 0x35),
688 	ILI9881C_COMMAND_INSTR(0x3A, 0x00),
689 	ILI9881C_COMMAND_INSTR(0x3B, 0x40),
690 	ILI9881C_COMMAND_INSTR(0x3C, 0x00),
691 	ILI9881C_COMMAND_INSTR(0x3D, 0x00),
692 	ILI9881C_COMMAND_INSTR(0x3E, 0x00),
693 	ILI9881C_COMMAND_INSTR(0x3F, 0x00),
694 
695 	ILI9881C_COMMAND_INSTR(0x40, 0x00),
696 	ILI9881C_COMMAND_INSTR(0x41, 0x88),
697 	ILI9881C_COMMAND_INSTR(0x42, 0x00),
698 	ILI9881C_COMMAND_INSTR(0x43, 0x00),
699 	ILI9881C_COMMAND_INSTR(0x44, 0x1F),
700 
701 	ILI9881C_COMMAND_INSTR(0x50, 0x01),
702 	ILI9881C_COMMAND_INSTR(0x51, 0x23),
703 	ILI9881C_COMMAND_INSTR(0x52, 0x45),
704 	ILI9881C_COMMAND_INSTR(0x53, 0x67),
705 	ILI9881C_COMMAND_INSTR(0x54, 0x89),
706 	ILI9881C_COMMAND_INSTR(0x55, 0xaB),
707 	ILI9881C_COMMAND_INSTR(0x56, 0x01),
708 	ILI9881C_COMMAND_INSTR(0x57, 0x23),
709 	ILI9881C_COMMAND_INSTR(0x58, 0x45),
710 	ILI9881C_COMMAND_INSTR(0x59, 0x67),
711 	ILI9881C_COMMAND_INSTR(0x5A, 0x89),
712 	ILI9881C_COMMAND_INSTR(0x5B, 0xAB),
713 	ILI9881C_COMMAND_INSTR(0x5C, 0xCD),
714 	ILI9881C_COMMAND_INSTR(0x5D, 0xEF),
715 	ILI9881C_COMMAND_INSTR(0x5E, 0x03),
716 	ILI9881C_COMMAND_INSTR(0x5F, 0x14),
717 
718 	ILI9881C_COMMAND_INSTR(0x60, 0x15),
719 	ILI9881C_COMMAND_INSTR(0x61, 0x0C),
720 	ILI9881C_COMMAND_INSTR(0x62, 0x0D),
721 	ILI9881C_COMMAND_INSTR(0x63, 0x0E),
722 	ILI9881C_COMMAND_INSTR(0x64, 0x0F),
723 	ILI9881C_COMMAND_INSTR(0x65, 0x10),
724 	ILI9881C_COMMAND_INSTR(0x66, 0x11),
725 	ILI9881C_COMMAND_INSTR(0x67, 0x08),
726 	ILI9881C_COMMAND_INSTR(0x68, 0x02),
727 	ILI9881C_COMMAND_INSTR(0x69, 0x0A),
728 	ILI9881C_COMMAND_INSTR(0x6A, 0x02),
729 	ILI9881C_COMMAND_INSTR(0x6B, 0x02),
730 	ILI9881C_COMMAND_INSTR(0x6C, 0x02),
731 	ILI9881C_COMMAND_INSTR(0x6D, 0x02),
732 	ILI9881C_COMMAND_INSTR(0x6E, 0x02),
733 	ILI9881C_COMMAND_INSTR(0x6F, 0x02),
734 
735 	ILI9881C_COMMAND_INSTR(0x70, 0x02),
736 	ILI9881C_COMMAND_INSTR(0x71, 0x02),
737 	ILI9881C_COMMAND_INSTR(0x72, 0x06),
738 	ILI9881C_COMMAND_INSTR(0x73, 0x02),
739 	ILI9881C_COMMAND_INSTR(0x74, 0x02),
740 	ILI9881C_COMMAND_INSTR(0x75, 0x14),
741 	ILI9881C_COMMAND_INSTR(0x76, 0x15),
742 	ILI9881C_COMMAND_INSTR(0x77, 0x0F),
743 	ILI9881C_COMMAND_INSTR(0x78, 0x0E),
744 	ILI9881C_COMMAND_INSTR(0x79, 0x0D),
745 	ILI9881C_COMMAND_INSTR(0x7A, 0x0C),
746 	ILI9881C_COMMAND_INSTR(0x7B, 0x11),
747 	ILI9881C_COMMAND_INSTR(0x7C, 0x10),
748 	ILI9881C_COMMAND_INSTR(0x7D, 0x06),
749 	ILI9881C_COMMAND_INSTR(0x7E, 0x02),
750 	ILI9881C_COMMAND_INSTR(0x7F, 0x0A),
751 
752 	ILI9881C_COMMAND_INSTR(0x80, 0x02),
753 	ILI9881C_COMMAND_INSTR(0x81, 0x02),
754 	ILI9881C_COMMAND_INSTR(0x82, 0x02),
755 	ILI9881C_COMMAND_INSTR(0x83, 0x02),
756 	ILI9881C_COMMAND_INSTR(0x84, 0x02),
757 	ILI9881C_COMMAND_INSTR(0x85, 0x02),
758 	ILI9881C_COMMAND_INSTR(0x86, 0x02),
759 	ILI9881C_COMMAND_INSTR(0x87, 0x02),
760 	ILI9881C_COMMAND_INSTR(0x88, 0x08),
761 	ILI9881C_COMMAND_INSTR(0x89, 0x02),
762 	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
763 
764 	ILI9881C_SWITCH_PAGE_INSTR(4),
765 	ILI9881C_COMMAND_INSTR(0x00, 0x80),
766 	ILI9881C_COMMAND_INSTR(0x70, 0x00),
767 	ILI9881C_COMMAND_INSTR(0x71, 0x00),
768 	ILI9881C_COMMAND_INSTR(0x66, 0xFE),
769 	ILI9881C_COMMAND_INSTR(0x82, 0x15),
770 	ILI9881C_COMMAND_INSTR(0x84, 0x15),
771 	ILI9881C_COMMAND_INSTR(0x85, 0x15),
772 	ILI9881C_COMMAND_INSTR(0x3a, 0x24),
773 	ILI9881C_COMMAND_INSTR(0x32, 0xAC),
774 	ILI9881C_COMMAND_INSTR(0x8C, 0x80),
775 	ILI9881C_COMMAND_INSTR(0x3C, 0xF5),
776 	ILI9881C_COMMAND_INSTR(0x88, 0x33),
777 
778 	ILI9881C_SWITCH_PAGE_INSTR(1),
779 	ILI9881C_COMMAND_INSTR(0x22, 0x0A),
780 	ILI9881C_COMMAND_INSTR(0x31, 0x00),
781 	ILI9881C_COMMAND_INSTR(0x53, 0x78),
782 	ILI9881C_COMMAND_INSTR(0x50, 0x5B),
783 	ILI9881C_COMMAND_INSTR(0x51, 0x5B),
784 	ILI9881C_COMMAND_INSTR(0x60, 0x20),
785 	ILI9881C_COMMAND_INSTR(0x61, 0x00),
786 	ILI9881C_COMMAND_INSTR(0x62, 0x0D),
787 	ILI9881C_COMMAND_INSTR(0x63, 0x00),
788 
789 	ILI9881C_COMMAND_INSTR(0xA0, 0x00),
790 	ILI9881C_COMMAND_INSTR(0xA1, 0x10),
791 	ILI9881C_COMMAND_INSTR(0xA2, 0x1C),
792 	ILI9881C_COMMAND_INSTR(0xA3, 0x13),
793 	ILI9881C_COMMAND_INSTR(0xA4, 0x15),
794 	ILI9881C_COMMAND_INSTR(0xA5, 0x26),
795 	ILI9881C_COMMAND_INSTR(0xA6, 0x1A),
796 	ILI9881C_COMMAND_INSTR(0xA7, 0x1D),
797 	ILI9881C_COMMAND_INSTR(0xA8, 0x67),
798 	ILI9881C_COMMAND_INSTR(0xA9, 0x1C),
799 	ILI9881C_COMMAND_INSTR(0xAA, 0x29),
800 	ILI9881C_COMMAND_INSTR(0xAB, 0x5B),
801 	ILI9881C_COMMAND_INSTR(0xAC, 0x26),
802 	ILI9881C_COMMAND_INSTR(0xAD, 0x28),
803 	ILI9881C_COMMAND_INSTR(0xAE, 0x5C),
804 	ILI9881C_COMMAND_INSTR(0xAF, 0x30),
805 	ILI9881C_COMMAND_INSTR(0xB0, 0x31),
806 	ILI9881C_COMMAND_INSTR(0xB1, 0x2E),
807 	ILI9881C_COMMAND_INSTR(0xB2, 0x32),
808 	ILI9881C_COMMAND_INSTR(0xB3, 0x00),
809 
810 	ILI9881C_COMMAND_INSTR(0xC0, 0x00),
811 	ILI9881C_COMMAND_INSTR(0xC1, 0x10),
812 	ILI9881C_COMMAND_INSTR(0xC2, 0x1C),
813 	ILI9881C_COMMAND_INSTR(0xC3, 0x13),
814 	ILI9881C_COMMAND_INSTR(0xC4, 0x15),
815 	ILI9881C_COMMAND_INSTR(0xC5, 0x26),
816 	ILI9881C_COMMAND_INSTR(0xC6, 0x1A),
817 	ILI9881C_COMMAND_INSTR(0xC7, 0x1D),
818 	ILI9881C_COMMAND_INSTR(0xC8, 0x67),
819 	ILI9881C_COMMAND_INSTR(0xC9, 0x1C),
820 	ILI9881C_COMMAND_INSTR(0xCA, 0x29),
821 	ILI9881C_COMMAND_INSTR(0xCB, 0x5B),
822 	ILI9881C_COMMAND_INSTR(0xCC, 0x26),
823 	ILI9881C_COMMAND_INSTR(0xCD, 0x28),
824 	ILI9881C_COMMAND_INSTR(0xCE, 0x5C),
825 	ILI9881C_COMMAND_INSTR(0xCF, 0x30),
826 	ILI9881C_COMMAND_INSTR(0xD0, 0x31),
827 	ILI9881C_COMMAND_INSTR(0xD1, 0x2E),
828 	ILI9881C_COMMAND_INSTR(0xD2, 0x32),
829 	ILI9881C_COMMAND_INSTR(0xD3, 0x00),
830 	ILI9881C_SWITCH_PAGE_INSTR(0),
831 };
832 
833 static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel)
834 {
835 	return container_of(panel, struct ili9881c, panel);
836 }
837 
838 /*
839  * The panel seems to accept some private DCS commands that map
840  * directly to registers.
841  *
842  * It is organised by page, with each page having its own set of
843  * registers, and the first page looks like it's holding the standard
844  * DCS commands.
845  *
846  * So before any attempt at sending a command or data, we have to be
847  * sure if we're in the right page or not.
848  */
849 static int ili9881c_switch_page(struct ili9881c *ctx, u8 page)
850 {
851 	u8 buf[4] = { 0xff, 0x98, 0x81, page };
852 	int ret;
853 
854 	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, buf, sizeof(buf));
855 	if (ret < 0)
856 		return ret;
857 
858 	return 0;
859 }
860 
861 static int ili9881c_send_cmd_data(struct ili9881c *ctx, u8 cmd, u8 data)
862 {
863 	u8 buf[2] = { cmd, data };
864 	int ret;
865 
866 	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, buf, sizeof(buf));
867 	if (ret < 0)
868 		return ret;
869 
870 	return 0;
871 }
872 
873 static int ili9881c_prepare(struct drm_panel *panel)
874 {
875 	struct ili9881c *ctx = panel_to_ili9881c(panel);
876 	unsigned int i;
877 	int ret;
878 
879 	/* Power the panel */
880 	ret = regulator_enable(ctx->power);
881 	if (ret)
882 		return ret;
883 	msleep(5);
884 
885 	/* And reset it */
886 	gpiod_set_value(ctx->reset, 1);
887 	msleep(20);
888 
889 	gpiod_set_value(ctx->reset, 0);
890 	msleep(20);
891 
892 	for (i = 0; i < ctx->desc->init_length; i++) {
893 		const struct ili9881c_instr *instr = &ctx->desc->init[i];
894 
895 		if (instr->op == ILI9881C_SWITCH_PAGE)
896 			ret = ili9881c_switch_page(ctx, instr->arg.page);
897 		else if (instr->op == ILI9881C_COMMAND)
898 			ret = ili9881c_send_cmd_data(ctx, instr->arg.cmd.cmd,
899 						      instr->arg.cmd.data);
900 
901 		if (ret)
902 			return ret;
903 	}
904 
905 	ret = ili9881c_switch_page(ctx, 0);
906 	if (ret)
907 		return ret;
908 
909 	ret = mipi_dsi_dcs_set_tear_on(ctx->dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
910 	if (ret)
911 		return ret;
912 
913 	ret = mipi_dsi_dcs_exit_sleep_mode(ctx->dsi);
914 	if (ret)
915 		return ret;
916 
917 	return 0;
918 }
919 
920 static int ili9881c_enable(struct drm_panel *panel)
921 {
922 	struct ili9881c *ctx = panel_to_ili9881c(panel);
923 
924 	msleep(120);
925 
926 	mipi_dsi_dcs_set_display_on(ctx->dsi);
927 
928 	return 0;
929 }
930 
931 static int ili9881c_disable(struct drm_panel *panel)
932 {
933 	struct ili9881c *ctx = panel_to_ili9881c(panel);
934 
935 	return mipi_dsi_dcs_set_display_off(ctx->dsi);
936 }
937 
938 static int ili9881c_unprepare(struct drm_panel *panel)
939 {
940 	struct ili9881c *ctx = panel_to_ili9881c(panel);
941 
942 	mipi_dsi_dcs_enter_sleep_mode(ctx->dsi);
943 	regulator_disable(ctx->power);
944 	gpiod_set_value(ctx->reset, 1);
945 
946 	return 0;
947 }
948 
949 static const struct drm_display_mode lhr050h41_default_mode = {
950 	.clock		= 62000,
951 
952 	.hdisplay	= 720,
953 	.hsync_start	= 720 + 10,
954 	.hsync_end	= 720 + 10 + 20,
955 	.htotal		= 720 + 10 + 20 + 30,
956 
957 	.vdisplay	= 1280,
958 	.vsync_start	= 1280 + 10,
959 	.vsync_end	= 1280 + 10 + 10,
960 	.vtotal		= 1280 + 10 + 10 + 20,
961 
962 	.width_mm	= 62,
963 	.height_mm	= 110,
964 };
965 
966 static const struct drm_display_mode k101_im2byl02_default_mode = {
967 	.clock		= 69700,
968 
969 	.hdisplay	= 800,
970 	.hsync_start	= 800 + 52,
971 	.hsync_end	= 800 + 52 + 8,
972 	.htotal		= 800 + 52 + 8 + 48,
973 
974 	.vdisplay	= 1280,
975 	.vsync_start	= 1280 + 16,
976 	.vsync_end	= 1280 + 16 + 6,
977 	.vtotal		= 1280 + 16 + 6 + 15,
978 
979 	.width_mm	= 135,
980 	.height_mm	= 217,
981 };
982 
983 static const struct drm_display_mode tl050hdv35_default_mode = {
984 	.clock		= 59400,
985 
986 	.hdisplay	= 720,
987 	.hsync_start	= 720 + 18,
988 	.hsync_end	= 720 + 18 + 3,
989 	.htotal		= 720 + 18 + 3 + 20,
990 
991 	.vdisplay	= 1280,
992 	.vsync_start	= 1280 + 26,
993 	.vsync_end	= 1280 + 26 + 6,
994 	.vtotal		= 1280 + 26 + 6 + 28,
995 
996 	.width_mm	= 62,
997 	.height_mm	= 110,
998 };
999 
1000 static const struct drm_display_mode w552946aba_default_mode = {
1001 	.clock		= 64000,
1002 
1003 	.hdisplay	= 720,
1004 	.hsync_start	= 720 + 40,
1005 	.hsync_end	= 720 + 40 + 10,
1006 	.htotal		= 720 + 40 + 10 + 40,
1007 
1008 	.vdisplay	= 1280,
1009 	.vsync_start	= 1280 + 22,
1010 	.vsync_end	= 1280 + 22 + 4,
1011 	.vtotal		= 1280 + 22 + 4 + 11,
1012 
1013 	.width_mm	= 68,
1014 	.height_mm	= 121,
1015 };
1016 
1017 static int ili9881c_get_modes(struct drm_panel *panel,
1018 			      struct drm_connector *connector)
1019 {
1020 	struct ili9881c *ctx = panel_to_ili9881c(panel);
1021 	struct drm_display_mode *mode;
1022 
1023 	mode = drm_mode_duplicate(connector->dev, ctx->desc->mode);
1024 	if (!mode) {
1025 		dev_err(&ctx->dsi->dev, "failed to add mode %ux%ux@%u\n",
1026 			ctx->desc->mode->hdisplay,
1027 			ctx->desc->mode->vdisplay,
1028 			drm_mode_vrefresh(ctx->desc->mode));
1029 		return -ENOMEM;
1030 	}
1031 
1032 	drm_mode_set_name(mode);
1033 
1034 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1035 	drm_mode_probed_add(connector, mode);
1036 
1037 	connector->display_info.width_mm = mode->width_mm;
1038 	connector->display_info.height_mm = mode->height_mm;
1039 
1040 	/*
1041 	 * TODO: Remove once all drm drivers call
1042 	 * drm_connector_set_orientation_from_panel()
1043 	 */
1044 	drm_connector_set_panel_orientation(connector, ctx->orientation);
1045 
1046 	return 1;
1047 }
1048 
1049 static enum drm_panel_orientation ili9881c_get_orientation(struct drm_panel *panel)
1050 {
1051 	struct ili9881c *ctx = panel_to_ili9881c(panel);
1052 
1053 	return ctx->orientation;
1054 }
1055 
1056 static const struct drm_panel_funcs ili9881c_funcs = {
1057 	.prepare	= ili9881c_prepare,
1058 	.unprepare	= ili9881c_unprepare,
1059 	.enable		= ili9881c_enable,
1060 	.disable	= ili9881c_disable,
1061 	.get_modes	= ili9881c_get_modes,
1062 	.get_orientation = ili9881c_get_orientation,
1063 };
1064 
1065 static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
1066 {
1067 	struct ili9881c *ctx;
1068 	int ret;
1069 
1070 	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
1071 	if (!ctx)
1072 		return -ENOMEM;
1073 	mipi_dsi_set_drvdata(dsi, ctx);
1074 	ctx->dsi = dsi;
1075 	ctx->desc = of_device_get_match_data(&dsi->dev);
1076 
1077 	drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs,
1078 		       DRM_MODE_CONNECTOR_DSI);
1079 
1080 	ctx->power = devm_regulator_get(&dsi->dev, "power");
1081 	if (IS_ERR(ctx->power))
1082 		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->power),
1083 				     "Couldn't get our power regulator\n");
1084 
1085 	ctx->reset = devm_gpiod_get_optional(&dsi->dev, "reset", GPIOD_OUT_LOW);
1086 	if (IS_ERR(ctx->reset))
1087 		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset),
1088 				     "Couldn't get our reset GPIO\n");
1089 
1090 	ret = of_drm_get_panel_orientation(dsi->dev.of_node, &ctx->orientation);
1091 	if (ret) {
1092 		dev_err(&dsi->dev, "%pOF: failed to get orientation: %d\n",
1093 			dsi->dev.of_node, ret);
1094 		return ret;
1095 	}
1096 
1097 	ret = drm_panel_of_backlight(&ctx->panel);
1098 	if (ret)
1099 		return ret;
1100 
1101 	drm_panel_add(&ctx->panel);
1102 
1103 	dsi->mode_flags = ctx->desc->mode_flags;
1104 	dsi->format = MIPI_DSI_FMT_RGB888;
1105 	dsi->lanes = 4;
1106 
1107 	return mipi_dsi_attach(dsi);
1108 }
1109 
1110 static void ili9881c_dsi_remove(struct mipi_dsi_device *dsi)
1111 {
1112 	struct ili9881c *ctx = mipi_dsi_get_drvdata(dsi);
1113 
1114 	mipi_dsi_detach(dsi);
1115 	drm_panel_remove(&ctx->panel);
1116 }
1117 
1118 static const struct ili9881c_desc lhr050h41_desc = {
1119 	.init = lhr050h41_init,
1120 	.init_length = ARRAY_SIZE(lhr050h41_init),
1121 	.mode = &lhr050h41_default_mode,
1122 	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
1123 };
1124 
1125 static const struct ili9881c_desc k101_im2byl02_desc = {
1126 	.init = k101_im2byl02_init,
1127 	.init_length = ARRAY_SIZE(k101_im2byl02_init),
1128 	.mode = &k101_im2byl02_default_mode,
1129 	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
1130 };
1131 
1132 static const struct ili9881c_desc tl050hdv35_desc = {
1133 	.init = tl050hdv35_init,
1134 	.init_length = ARRAY_SIZE(tl050hdv35_init),
1135 	.mode = &tl050hdv35_default_mode,
1136 	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
1137 		      MIPI_DSI_MODE_LPM,
1138 };
1139 
1140 static const struct ili9881c_desc w552946aba_desc = {
1141 	.init = w552946ab_init,
1142 	.init_length = ARRAY_SIZE(w552946ab_init),
1143 	.mode = &w552946aba_default_mode,
1144 	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
1145 		      MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET,
1146 };
1147 
1148 static const struct of_device_id ili9881c_of_match[] = {
1149 	{ .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc },
1150 	{ .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc },
1151 	{ .compatible = "tdo,tl050hdv35", .data = &tl050hdv35_desc },
1152 	{ .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc },
1153 	{ }
1154 };
1155 MODULE_DEVICE_TABLE(of, ili9881c_of_match);
1156 
1157 static struct mipi_dsi_driver ili9881c_dsi_driver = {
1158 	.probe		= ili9881c_dsi_probe,
1159 	.remove		= ili9881c_dsi_remove,
1160 	.driver = {
1161 		.name		= "ili9881c-dsi",
1162 		.of_match_table	= ili9881c_of_match,
1163 	},
1164 };
1165 module_mipi_dsi_driver(ili9881c_dsi_driver);
1166 
1167 MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com>");
1168 MODULE_DESCRIPTION("Ilitek ILI9881C Controller Driver");
1169 MODULE_LICENSE("GPL v2");
1170