1// Copyright 2018 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "lcd.h"
6#include <ddk/debug.h>
7#include <ddk/protocol/platform-device.h>
8#include <ddktl/device.h>
9
10#define DELAY_CMD           (0xFF)
11#define DCS_CMD             (0xFE)
12#define GEN_CMD             (0xFD)
13
14#define READ_DISPLAY_ID_CMD (0x04)
15#define READ_DISPLAY_ID_LEN (0x03)
16
17namespace astro_display {
18
19namespace {
20// Based on Vendor datasheet
21// <CMD TYPE><LENGTH><DATA...>
22// <DELAY_CMD><DELAY (ms)>
23constexpr uint8_t lcd_shutdown_sequence[] = {
24    DELAY_CMD,5,
25    DCS_CMD,1,0x28,
26    DELAY_CMD, 30,
27    DCS_CMD,1,0x10,
28    DELAY_CMD,150,
29};
30
31constexpr uint8_t lcd_init_sequence_TV070WSM_FT[] = {
32    GEN_CMD,2,0xE0,0x00,
33    GEN_CMD,2,0xE1,0x93,
34    GEN_CMD,2,0xE2,0x65,
35    GEN_CMD,2,0xE3,0xF8,
36    GEN_CMD,2,0xE0,0x01,
37    GEN_CMD,2,0x00,0x00,
38    GEN_CMD,2,0x01,0x90,
39    GEN_CMD,2,0x03,0x00,
40    GEN_CMD,2,0x04,0x90,
41    GEN_CMD,2,0x17,0x00,
42    GEN_CMD,2,0x18,0xB0,
43    GEN_CMD,2,0x19,0x01,
44    GEN_CMD,2,0x1A,0x00,
45    GEN_CMD,2,0x1B,0xB0,
46    GEN_CMD,2,0x1C,0x01,
47    GEN_CMD,2,0x1F,0x3E,
48    GEN_CMD,2,0x20,0x2F,
49    GEN_CMD,2,0x21,0x2F,
50    GEN_CMD,2,0x22,0x0E,
51    GEN_CMD,2,0x37,0x69,
52    GEN_CMD,2,0x38,0x05,
53    GEN_CMD,2,0x39,0x00,
54    GEN_CMD,2,0x3A,0x01,
55    GEN_CMD,2,0x3C,0x90,
56    GEN_CMD,2,0x3D,0xFF,
57    GEN_CMD,2,0x3E,0xFF,
58    GEN_CMD,2,0x3F,0xFF,
59    GEN_CMD,2,0x40,0x02,
60    GEN_CMD,2,0x41,0x80,
61    GEN_CMD,2,0x42,0x99,
62    GEN_CMD,2,0x43,0x06,
63    GEN_CMD,2,0x44,0x09,
64    GEN_CMD,2,0x45,0x3C,
65    GEN_CMD,2,0x4B,0x04,
66    GEN_CMD,2,0x55,0x0D,
67    GEN_CMD,2,0x56,0x01,
68    GEN_CMD,2,0x57,0x89,
69    GEN_CMD,2,0x58,0x0A,
70    GEN_CMD,2,0x59,0x0A,
71    GEN_CMD,2,0x5A,0x27,
72    GEN_CMD,2,0x5B,0x15,
73    GEN_CMD,2,0x5D,0x7C,
74    GEN_CMD,2,0x5E,0x67,
75    GEN_CMD,2,0x5F,0x58,
76    GEN_CMD,2,0x60,0x4C,
77    GEN_CMD,2,0x61,0x48,
78    GEN_CMD,2,0x62,0x38,
79    GEN_CMD,2,0x63,0x3C,
80    GEN_CMD,2,0x64,0x24,
81    GEN_CMD,2,0x65,0x3B,
82    GEN_CMD,2,0x66,0x38,
83    GEN_CMD,2,0x67,0x36,
84    GEN_CMD,2,0x68,0x53,
85    GEN_CMD,2,0x69,0x3F,
86    GEN_CMD,2,0x6A,0x44,
87    GEN_CMD,2,0x6B,0x35,
88    GEN_CMD,2,0x6C,0x2E,
89    GEN_CMD,2,0x6D,0x1F,
90    GEN_CMD,2,0x6E,0x0C,
91    GEN_CMD,2,0x6F,0x00,
92    GEN_CMD,2,0x70,0x7C,
93    GEN_CMD,2,0x71,0x67,
94    GEN_CMD,2,0x72,0x58,
95    GEN_CMD,2,0x73,0x4C,
96    GEN_CMD,2,0x74,0x48,
97    GEN_CMD,2,0x75,0x38,
98    GEN_CMD,2,0x76,0x3C,
99    GEN_CMD,2,0x77,0x24,
100    GEN_CMD,2,0x78,0x3B,
101    GEN_CMD,2,0x79,0x38,
102    GEN_CMD,2,0x7A,0x36,
103    GEN_CMD,2,0x7B,0x53,
104    GEN_CMD,2,0x7C,0x3F,
105    GEN_CMD,2,0x7D,0x44,
106    GEN_CMD,2,0x7E,0x35,
107    GEN_CMD,2,0x7F,0x2E,
108    GEN_CMD,2,0x80,0x1F,
109    GEN_CMD,2,0x81,0x0C,
110    GEN_CMD,2,0x82,0x00,
111    GEN_CMD,2,0xE0,0x02,
112    GEN_CMD,2,0x00,0x45,
113    GEN_CMD,2,0x01,0x45,
114    GEN_CMD,2,0x02,0x47,
115    GEN_CMD,2,0x03,0x47,
116    GEN_CMD,2,0x04,0x41,
117    GEN_CMD,2,0x05,0x41,
118    GEN_CMD,2,0x06,0x1F,
119    GEN_CMD,2,0x07,0x1F,
120    GEN_CMD,2,0x08,0x1F,
121    GEN_CMD,2,0x09,0x1F,
122    GEN_CMD,2,0x0A,0x1F,
123    GEN_CMD,2,0x0B,0x1F,
124    GEN_CMD,2,0x0C,0x1F,
125    GEN_CMD,2,0x0D,0x1D,
126    GEN_CMD,2,0x0E,0x1D,
127    GEN_CMD,2,0x0F,0x1D,
128    GEN_CMD,2,0x10,0x1F,
129    GEN_CMD,2,0x11,0x1F,
130    GEN_CMD,2,0x12,0x1F,
131    GEN_CMD,2,0x13,0x1F,
132    GEN_CMD,2,0x14,0x1F,
133    GEN_CMD,2,0x15,0x1F,
134    GEN_CMD,2,0x16,0x44,
135    GEN_CMD,2,0x17,0x44,
136    GEN_CMD,2,0x18,0x46,
137    GEN_CMD,2,0x19,0x46,
138    GEN_CMD,2,0x1A,0x40,
139    GEN_CMD,2,0x1B,0x40,
140    GEN_CMD,2,0x1C,0x1F,
141    GEN_CMD,2,0x1D,0x1F,
142    GEN_CMD,2,0x1E,0x1F,
143    GEN_CMD,2,0x1F,0x1F,
144    GEN_CMD,2,0x20,0x1F,
145    GEN_CMD,2,0x21,0x1F,
146    GEN_CMD,2,0x22,0x1F,
147    GEN_CMD,2,0x23,0x1D,
148    GEN_CMD,2,0x24,0x1D,
149    GEN_CMD,2,0x25,0x1D,
150    GEN_CMD,2,0x26,0x1F,
151    GEN_CMD,2,0x27,0x1F,
152    GEN_CMD,2,0x28,0x1F,
153    GEN_CMD,2,0x29,0x1F,
154    GEN_CMD,2,0x2A,0x1F,
155    GEN_CMD,2,0x2B,0x1F,
156    GEN_CMD,2,0x58,0x40,
157    GEN_CMD,2,0x59,0x00,
158    GEN_CMD,2,0x5A,0x00,
159    GEN_CMD,2,0x5B,0x10,
160    GEN_CMD,2,0x5C,0x06,
161    GEN_CMD,2,0x5D,0x20,
162    GEN_CMD,2,0x5E,0x00,
163    GEN_CMD,2,0x5F,0x00,
164    GEN_CMD,2,0x61,0x00,
165    GEN_CMD,2,0x62,0x00,
166    GEN_CMD,2,0x63,0x7A,
167    GEN_CMD,2,0x64,0x7A,
168    GEN_CMD,2,0x65,0x00,
169    GEN_CMD,2,0x66,0x00,
170    GEN_CMD,2,0x67,0x32,
171    GEN_CMD,2,0x68,0x08,
172    GEN_CMD,2,0x69,0x7A,
173    GEN_CMD,2,0x6A,0x7A,
174    GEN_CMD,2,0x6B,0x00,
175    GEN_CMD,2,0x6C,0x00,
176    GEN_CMD,2,0x6D,0x04,
177    GEN_CMD,2,0x6E,0x04,
178    GEN_CMD,2,0x6F,0x88,
179    GEN_CMD,2,0x70,0x00,
180    GEN_CMD,2,0x71,0x00,
181    GEN_CMD,2,0x72,0x06,
182    GEN_CMD,2,0x73,0x7B,
183    GEN_CMD,2,0x74,0x00,
184    GEN_CMD,2,0x75,0x07,
185    GEN_CMD,2,0x76,0x00,
186    GEN_CMD,2,0x77,0x5D,
187    GEN_CMD,2,0x78,0x17,
188    GEN_CMD,2,0x79,0x1F,
189    GEN_CMD,2,0x7A,0x00,
190    GEN_CMD,2,0x7B,0x00,
191    GEN_CMD,2,0x7C,0x00,
192    GEN_CMD,2,0x7D,0x03,
193    GEN_CMD,2,0x7E,0x7B,
194    GEN_CMD,2,0xE0,0x03,
195    GEN_CMD,2,0xAF,0x20,
196    GEN_CMD,2,0xE0,0x04,
197    GEN_CMD,2,0x09,0x11,
198    GEN_CMD,2,0x0E,0x48,
199    GEN_CMD,2,0x2B,0x2B,
200    GEN_CMD,2,0x2E,0x44,
201    GEN_CMD,2,0x41,0xFF,
202    GEN_CMD,2,0xE0,0x00,
203    GEN_CMD,2,0xE6,0x02,
204    GEN_CMD,2,0xE7,0x0C,
205    DCS_CMD,1,0x11,
206    DELAY_CMD,120,
207    GEN_CMD,2,0xE0,0x03,
208    GEN_CMD,2,0x2B,0x01,
209    GEN_CMD,2,0x2C,0x00,
210    GEN_CMD,2,0x30,0x03,
211    GEN_CMD,2,0x31,0xCC,
212    GEN_CMD,2,0x32,0x03,
213    GEN_CMD,2,0x33,0xC9,
214    GEN_CMD,2,0x34,0x03,
215    GEN_CMD,2,0x35,0xC0,
216    GEN_CMD,2,0x36,0x03,
217    GEN_CMD,2,0x37,0xB3,
218    GEN_CMD,2,0x38,0x03,
219    GEN_CMD,2,0x39,0xAB,
220    GEN_CMD,2,0x3A,0x03,
221    GEN_CMD,2,0x3B,0x9D,
222    GEN_CMD,2,0x3C,0x03,
223    GEN_CMD,2,0x3D,0x8F,
224    GEN_CMD,2,0x3E,0x03,
225    GEN_CMD,2,0x3F,0x6D,
226    GEN_CMD,2,0x40,0x03,
227    GEN_CMD,2,0x41,0x51,
228    GEN_CMD,2,0x42,0x03,
229    GEN_CMD,2,0x43,0x17,
230    GEN_CMD,2,0x44,0x02,
231    GEN_CMD,2,0x45,0xD8,
232    GEN_CMD,2,0x46,0x02,
233    GEN_CMD,2,0x47,0x60,
234    GEN_CMD,2,0x48,0x01,
235    GEN_CMD,2,0x49,0xEB,
236    GEN_CMD,2,0x4A,0x01,
237    GEN_CMD,2,0x4B,0xE5,
238    GEN_CMD,2,0x4C,0x01,
239    GEN_CMD,2,0x4D,0x6C,
240    GEN_CMD,2,0x4E,0x00,
241    GEN_CMD,2,0x4F,0xF2,
242    GEN_CMD,2,0x50,0x00,
243    GEN_CMD,2,0x51,0xB4,
244    GEN_CMD,2,0x52,0x00,
245    GEN_CMD,2,0x53,0x74,
246    GEN_CMD,2,0x54,0x00,
247    GEN_CMD,2,0x55,0x54,
248    GEN_CMD,2,0x56,0x00,
249    GEN_CMD,2,0x57,0x34,
250    GEN_CMD,2,0x58,0x00,
251    GEN_CMD,2,0x59,0x26,
252    GEN_CMD,2,0x5A,0x00,
253    GEN_CMD,2,0x5B,0x18,
254    GEN_CMD,2,0x5C,0x00,
255    GEN_CMD,2,0x5D,0x11,
256    GEN_CMD,2,0x5E,0x00,
257    GEN_CMD,2,0x5F,0x0A,
258    GEN_CMD,2,0x60,0x00,
259    GEN_CMD,2,0x61,0x03,
260    GEN_CMD,2,0x62,0x00,
261    GEN_CMD,2,0x63,0x00,
262    GEN_CMD,2,0x64,0x03,
263    GEN_CMD,2,0x65,0x9E,
264    GEN_CMD,2,0x66,0x03,
265    GEN_CMD,2,0x67,0x9B,
266    GEN_CMD,2,0x68,0x03,
267    GEN_CMD,2,0x69,0x94,
268    GEN_CMD,2,0x6A,0x03,
269    GEN_CMD,2,0x6B,0x8C,
270    GEN_CMD,2,0x6C,0x03,
271    GEN_CMD,2,0x6D,0x85,
272    GEN_CMD,2,0x6E,0x03,
273    GEN_CMD,2,0x6F,0x76,
274    GEN_CMD,2,0x70,0x03,
275    GEN_CMD,2,0x71,0x67,
276    GEN_CMD,2,0x72,0x03,
277    GEN_CMD,2,0x73,0x4B,
278    GEN_CMD,2,0x74,0x03,
279    GEN_CMD,2,0x75,0x2E,
280    GEN_CMD,2,0x76,0x02,
281    GEN_CMD,2,0x77,0xF7,
282    GEN_CMD,2,0x78,0x02,
283    GEN_CMD,2,0x79,0xB8,
284    GEN_CMD,2,0x7A,0x02,
285    GEN_CMD,2,0x7B,0x46,
286    GEN_CMD,2,0x7C,0x01,
287    GEN_CMD,2,0x7D,0xD6,
288    GEN_CMD,2,0x7E,0x01,
289    GEN_CMD,2,0x7F,0xD0,
290    GEN_CMD,2,0x80,0x01,
291    GEN_CMD,2,0x81,0x5C,
292    GEN_CMD,2,0x82,0x00,
293    GEN_CMD,2,0x83,0xE7,
294    GEN_CMD,2,0x84,0x00,
295    GEN_CMD,2,0x85,0xAA,
296    GEN_CMD,2,0x86,0x00,
297    GEN_CMD,2,0x87,0x74,
298    GEN_CMD,2,0x88,0x00,
299    GEN_CMD,2,0x89,0x5A,
300    GEN_CMD,2,0x8A,0x00,
301    GEN_CMD,2,0x8B,0x3C,
302    GEN_CMD,2,0x8C,0x00,
303    GEN_CMD,2,0x8D,0x2C,
304    GEN_CMD,2,0x8E,0x00,
305    GEN_CMD,2,0x8F,0x1C,
306    GEN_CMD,2,0x90,0x00,
307    GEN_CMD,2,0x91,0x14,
308    GEN_CMD,2,0x92,0x00,
309    GEN_CMD,2,0x93,0x0C,
310    GEN_CMD,2,0x94,0x00,
311    GEN_CMD,2,0x95,0x04,
312    GEN_CMD,2,0x96,0x00,
313    GEN_CMD,2,0x97,0x00,
314    GEN_CMD,2,0xE0,0x00,
315    DCS_CMD,1,0x29,
316    DELAY_CMD,5,
317};
318constexpr uint8_t lcd_init_sequence_P070ACB_FT[] = {
319    DELAY_CMD, 100,
320    GEN_CMD,2,0xE0,0x00,
321    GEN_CMD,2,0xE1,0x93,
322    GEN_CMD,2,0xE2,0x65,
323    GEN_CMD,2,0xE3,0xF8,
324    GEN_CMD,2,0x80,0x03,
325    GEN_CMD,2,0xE0,0x01,
326    GEN_CMD,2,0x0C,0x74,
327    GEN_CMD,2,0x17,0x00,
328    GEN_CMD,2,0x18,0xEF,
329    GEN_CMD,2,0x19,0x00,
330    GEN_CMD,2,0x1A,0x00,
331    GEN_CMD,2,0x1B,0xEF,
332    GEN_CMD,2,0x1C,0x00,
333    GEN_CMD,2,0x1F,0x70,
334    GEN_CMD,2,0x20,0x2D,
335    GEN_CMD,2,0x21,0x2D,
336    GEN_CMD,2,0x22,0x7E,
337    GEN_CMD,2,0x26,0xF3,
338    GEN_CMD,2,0x37,0x09,
339    GEN_CMD,2,0x38,0x04,
340    GEN_CMD,2,0x39,0x00,
341    GEN_CMD,2,0x3A,0x01,
342    GEN_CMD,2,0x3C,0x90,
343    GEN_CMD,2,0x3D,0xFF,
344    GEN_CMD,2,0x3E,0xFF,
345    GEN_CMD,2,0x3F,0xFF,
346    GEN_CMD,2,0x40,0x02,
347    GEN_CMD,2,0x41,0x80,
348    GEN_CMD,2,0x42,0x99,
349    GEN_CMD,2,0x43,0x14,
350    GEN_CMD,2,0x44,0x19,
351    GEN_CMD,2,0x45,0x5A,
352    GEN_CMD,2,0x4B,0x04,
353    GEN_CMD,2,0x55,0x02,
354    GEN_CMD,2,0x56,0x01,
355    GEN_CMD,2,0x57,0x69,
356    GEN_CMD,2,0x58,0x0A,
357    GEN_CMD,2,0x59,0x0A,
358    GEN_CMD,2,0x5A,0x2E,
359    GEN_CMD,2,0x5B,0x19,
360    GEN_CMD,2,0x5C,0x15,
361    GEN_CMD,2,0x5D,0x77,
362    GEN_CMD,2,0x5E,0x56,
363    GEN_CMD,2,0x5F,0x45,
364    GEN_CMD,2,0x60,0x38,
365    GEN_CMD,2,0x61,0x35,
366    GEN_CMD,2,0x62,0x27,
367    GEN_CMD,2,0x63,0x2D,
368    GEN_CMD,2,0x64,0x18,
369    GEN_CMD,2,0x65,0x33,
370    GEN_CMD,2,0x66,0x34,
371    GEN_CMD,2,0x67,0x35,
372    GEN_CMD,2,0x68,0x56,
373    GEN_CMD,2,0x69,0x45,
374    GEN_CMD,2,0x6A,0x4F,
375    GEN_CMD,2,0x6B,0x42,
376    GEN_CMD,2,0x6C,0x40,
377    GEN_CMD,2,0x6D,0x34,
378    GEN_CMD,2,0x6E,0x25,
379    GEN_CMD,2,0x6F,0x02,
380    GEN_CMD,2,0x70,0x77,
381    GEN_CMD,2,0x71,0x56,
382    GEN_CMD,2,0x72,0x45,
383    GEN_CMD,2,0x73,0x38,
384    GEN_CMD,2,0x74,0x35,
385    GEN_CMD,2,0x75,0x27,
386    GEN_CMD,2,0x76,0x2D,
387    GEN_CMD,2,0x77,0x18,
388    GEN_CMD,2,0x78,0x33,
389    GEN_CMD,2,0x79,0x34,
390    GEN_CMD,2,0x7A,0x35,
391    GEN_CMD,2,0x7B,0x56,
392    GEN_CMD,2,0x7C,0x45,
393    GEN_CMD,2,0x7D,0x4F,
394    GEN_CMD,2,0x7E,0x42,
395    GEN_CMD,2,0x7F,0x40,
396    GEN_CMD,2,0x80,0x34,
397    GEN_CMD,2,0x81,0x25,
398    GEN_CMD,2,0x82,0x02,
399    GEN_CMD,2,0xE0,0x02,
400    GEN_CMD,2,0x00,0x53,
401    GEN_CMD,2,0x01,0x55,
402    GEN_CMD,2,0x02,0x55,
403    GEN_CMD,2,0x03,0x51,
404    GEN_CMD,2,0x04,0x77,
405    GEN_CMD,2,0x05,0x57,
406    GEN_CMD,2,0x06,0x1F,
407    GEN_CMD,2,0x07,0x4F,
408    GEN_CMD,2,0x08,0x4D,
409    GEN_CMD,2,0x09,0x1F,
410    GEN_CMD,2,0x0A,0x4B,
411    GEN_CMD,2,0x0B,0x49,
412    GEN_CMD,2,0x0C,0x1F,
413    GEN_CMD,2,0x0D,0x47,
414    GEN_CMD,2,0x0E,0x45,
415    GEN_CMD,2,0x0F,0x41,
416    GEN_CMD,2,0x10,0x1F,
417    GEN_CMD,2,0x11,0x1F,
418    GEN_CMD,2,0x12,0x1F,
419    GEN_CMD,2,0x13,0x55,
420    GEN_CMD,2,0x14,0x1F,
421    GEN_CMD,2,0x15,0x1F,
422    GEN_CMD,2,0x16,0x52,
423    GEN_CMD,2,0x17,0x55,
424    GEN_CMD,2,0x18,0x55,
425    GEN_CMD,2,0x19,0x50,
426    GEN_CMD,2,0x1A,0x77,
427    GEN_CMD,2,0x1B,0x57,
428    GEN_CMD,2,0x1C,0x1F,
429    GEN_CMD,2,0x1D,0x4E,
430    GEN_CMD,2,0x1E,0x4C,
431    GEN_CMD,2,0x1F,0x1F,
432    GEN_CMD,2,0x20,0x4A,
433    GEN_CMD,2,0x21,0x48,
434    GEN_CMD,2,0x22,0x1F,
435    GEN_CMD,2,0x23,0x46,
436    GEN_CMD,2,0x24,0x44,
437    GEN_CMD,2,0x25,0x40,
438    GEN_CMD,2,0x26,0x1F,
439    GEN_CMD,2,0x27,0x1F,
440    GEN_CMD,2,0x28,0x1F,
441    GEN_CMD,2,0x29,0x1F,
442    GEN_CMD,2,0x2A,0x1F,
443    GEN_CMD,2,0x2B,0x55,
444    GEN_CMD,2,0x2C,0x12,
445    GEN_CMD,2,0x2D,0x15,
446    GEN_CMD,2,0x2E,0x15,
447    GEN_CMD,2,0x2F,0x00,
448    GEN_CMD,2,0x30,0x37,
449    GEN_CMD,2,0x31,0x17,
450    GEN_CMD,2,0x32,0x1F,
451    GEN_CMD,2,0x33,0x08,
452    GEN_CMD,2,0x34,0x0A,
453    GEN_CMD,2,0x35,0x1F,
454    GEN_CMD,2,0x36,0x0C,
455    GEN_CMD,2,0x37,0x0E,
456    GEN_CMD,2,0x38,0x1F,
457    GEN_CMD,2,0x39,0x04,
458    GEN_CMD,2,0x3A,0x06,
459    GEN_CMD,2,0x3B,0x10,
460    GEN_CMD,2,0x3C,0x1F,
461    GEN_CMD,2,0x3D,0x1F,
462    GEN_CMD,2,0x3E,0x1F,
463    GEN_CMD,2,0x3F,0x15,
464    GEN_CMD,2,0x40,0x1F,
465    GEN_CMD,2,0x41,0x1F,
466    GEN_CMD,2,0x42,0x13,
467    GEN_CMD,2,0x43,0x15,
468    GEN_CMD,2,0x44,0x15,
469    GEN_CMD,2,0x45,0x01,
470    GEN_CMD,2,0x46,0x37,
471    GEN_CMD,2,0x47,0x17,
472    GEN_CMD,2,0x48,0x1F,
473    GEN_CMD,2,0x49,0x09,
474    GEN_CMD,2,0x4A,0x0B,
475    GEN_CMD,2,0x4B,0x1F,
476    GEN_CMD,2,0x4C,0x0D,
477    GEN_CMD,2,0x4D,0x0F,
478    GEN_CMD,2,0x4E,0x1F,
479    GEN_CMD,2,0x4F,0x05,
480    GEN_CMD,2,0x50,0x07,
481    GEN_CMD,2,0x51,0x11,
482    GEN_CMD,2,0x52,0x1F,
483    GEN_CMD,2,0x53,0x1F,
484    GEN_CMD,2,0x54,0x1F,
485    GEN_CMD,2,0x55,0x1F,
486    GEN_CMD,2,0x56,0x1F,
487    GEN_CMD,2,0x57,0x15,
488    GEN_CMD,2,0x58,0x40,
489    GEN_CMD,2,0x59,0x00,
490    GEN_CMD,2,0x5A,0x00,
491    GEN_CMD,2,0x5B,0x10,
492    GEN_CMD,2,0x5C,0x14,
493    GEN_CMD,2,0x5D,0x40,
494    GEN_CMD,2,0x5E,0x01,
495    GEN_CMD,2,0x5F,0x02,
496    GEN_CMD,2,0x60,0x40,
497    GEN_CMD,2,0x61,0x03,
498    GEN_CMD,2,0x62,0x04,
499    GEN_CMD,2,0x63,0x7A,
500    GEN_CMD,2,0x64,0x7A,
501    GEN_CMD,2,0x65,0x74,
502    GEN_CMD,2,0x66,0x16,
503    GEN_CMD,2,0x67,0xB4,
504    GEN_CMD,2,0x68,0x16,
505    GEN_CMD,2,0x69,0x7A,
506    GEN_CMD,2,0x6A,0x7A,
507    GEN_CMD,2,0x6B,0x0C,
508    GEN_CMD,2,0x6C,0x00,
509    GEN_CMD,2,0x6D,0x04,
510    GEN_CMD,2,0x6E,0x04,
511    GEN_CMD,2,0x6F,0x88,
512    GEN_CMD,2,0x70,0x00,
513    GEN_CMD,2,0x71,0x00,
514    GEN_CMD,2,0x72,0x06,
515    GEN_CMD,2,0x73,0x7B,
516    GEN_CMD,2,0x74,0x00,
517    GEN_CMD,2,0x75,0xBC,
518    GEN_CMD,2,0x76,0x00,
519    GEN_CMD,2,0x77,0x04,
520    GEN_CMD,2,0x78,0x2C,
521    GEN_CMD,2,0x79,0x00,
522    GEN_CMD,2,0x7A,0x00,
523    GEN_CMD,2,0x7B,0x00,
524    GEN_CMD,2,0x7C,0x00,
525    GEN_CMD,2,0x7D,0x03,
526    GEN_CMD,2,0x7E,0x7B,
527    GEN_CMD,2,0xE0,0x04,
528    GEN_CMD,2,0x09,0x11,
529    GEN_CMD,2,0x0E,0x48,
530    GEN_CMD,2,0x2B,0x2B,
531    GEN_CMD,2,0x2E,0x44,
532    GEN_CMD,2,0xE0,0x00,
533    GEN_CMD,2,0xE6,0x02,
534    GEN_CMD,2,0xE7,0x0C,
535    DCS_CMD,1,0x11,
536    DELAY_CMD,120,
537    DCS_CMD,1,0x29,
538    DCS_CMD,1,0x35,
539    DELAY_CMD, 20,
540};
541} //namespace
542
543zx_status_t Lcd::GetDisplayId() {
544
545    uint8_t cmd = READ_DISPLAY_ID_CMD;
546    uint8_t rsp[READ_DISPLAY_ID_LEN];
547    zx_status_t status = ZX_OK;
548    if ((status = dsi_->Cmd(&cmd, 1, rsp, READ_DISPLAY_ID_LEN,
549                            COMMAND_GEN)) != ZX_OK) {
550        DISP_ERROR("Could not read out Display ID\n");
551        return status;
552    }
553
554    DISP_INFO("Display ID: 0x%x, 0x%x, 0x%x\n", rsp[0], rsp[1], rsp[2]);
555    return status;
556}
557
558// This function write DSI commands based on the input buffer.
559zx_status_t Lcd::LoadInitTable(const uint8_t* buffer, size_t size) {
560    zx_status_t status = ZX_OK;
561    size_t i;
562    i  = 0;
563    bool isDCS = false;
564    while (i < size) {
565        switch (buffer[i]) {
566        case DELAY_CMD:
567            zx_nanosleep(zx_deadline_after(ZX_MSEC(buffer[i + 1])));
568            i += 2;
569            break;
570        case DCS_CMD:
571            isDCS = true;
572             __FALLTHROUGH;
573        case GEN_CMD:
574        default:
575            if ((status = dsi_->Cmd(&buffer[i+2], buffer[i+1], NULL, 0,
576                                    isDCS)) != ZX_OK) {
577                DISP_ERROR("Error loading LCD init table. Aborting %d\n", status);
578                return status;
579            }
580            // increment by payload length
581            i += buffer[i + 1] + 2; // the 2 includes current plus size field
582            isDCS = false;
583            break;
584        }
585    }
586    return status;
587}
588
589zx_status_t Lcd::Disable() {
590    ZX_DEBUG_ASSERT(initialized_);
591    if (!enabled_) {
592        return ZX_OK;
593    }
594    // First send shutdown command to LCD
595    enabled_ = false;
596    return LoadInitTable(lcd_shutdown_sequence, sizeof(lcd_shutdown_sequence));
597}
598
599zx_status_t Lcd::Enable() {
600    ZX_DEBUG_ASSERT(initialized_);
601    if (enabled_) {
602        return ZX_OK;
603    }
604    // reset LCD panel via GPIO according to vendor doc
605    gpio_config_out(&gpio_, 1);
606    gpio_write(&gpio_, 1);
607    zx_nanosleep(zx_deadline_after(ZX_MSEC(30)));
608    gpio_write(&gpio_, 0);
609    zx_nanosleep(zx_deadline_after(ZX_MSEC(10)));
610    gpio_write(&gpio_, 1);
611    zx_nanosleep(zx_deadline_after(ZX_MSEC(30)));
612    // check status
613    if (GetDisplayId() != ZX_OK) {
614        DISP_ERROR("Cannot communicate with LCD Panel!\n");
615        return ZX_ERR_TIMED_OUT;
616    }
617    zx_nanosleep(zx_deadline_after(ZX_USEC(10)));
618
619    // load table
620    zx_status_t status;
621    if (panel_type_ == PANEL_TV070WSM_FT) {
622        status = LoadInitTable(lcd_init_sequence_TV070WSM_FT,
623                             sizeof(lcd_init_sequence_TV070WSM_FT));
624    } else if (panel_type_ == PANEL_P070ACB_FT) {
625        status = LoadInitTable(lcd_init_sequence_P070ACB_FT,
626                             sizeof(lcd_init_sequence_P070ACB_FT));
627    } else {
628        DISP_ERROR("Unsupported panel detected!\n");
629        status = ZX_ERR_NOT_SUPPORTED;
630    }
631
632    if (status == ZX_OK) {
633        // LCD is on now.
634        enabled_ = true;
635    }
636    return status;
637}
638
639zx_status_t Lcd::Init(zx_device_t* parent) {
640    if (initialized_) {
641        return ZX_OK;
642    }
643    platform_device_protocol_t pdev;
644    zx_status_t status = device_get_protocol(parent, ZX_PROTOCOL_PLATFORM_DEV, &pdev);
645    if (status != ZX_OK) {
646        DISP_ERROR("Could not obtain platform device protocol\n");
647        return status;
648    }
649
650    // Obtain GPIO protocol
651    status = pdev_get_protocol(&pdev, ZX_PROTOCOL_GPIO, GPIO_LCD, &gpio_);
652    if (status != ZX_OK) {
653        DISP_ERROR("Could not obtain GPIO protocol\n");
654        return status;
655    }
656
657    // Create a DW MIPI DSI object to use for sending dsi commands
658    fbl::AllocChecker ac;
659    dsi_ = fbl::make_unique_checked<astro_display::DwMipiDsi>(&ac);
660    if (!ac.check()) {
661        DISP_ERROR("Lcd: Could not create MIPI DSI object\n");
662        return ZX_ERR_NO_MEMORY;
663    }
664    status = dsi_->Init(parent);
665    if (status != ZX_OK) {
666        DISP_ERROR("Lcd: MIPI DSI initialization failed\n");
667        return status;
668    }
669
670    initialized_ = true;
671
672    if (kBootloaderDisplayEnabled) {
673        DISP_INFO("LCD Enabled by Bootloader. Disabling before proceeding\n");
674        enabled_ = true;
675        Disable();
676    }
677
678    return ZX_OK;
679}
680
681} // namespace astro_display
682