Commit | Line | Data |
---|---|---|
06d30f02 TP |
1 | /* |
2 | * | |
3 | * Copyright (C) 2013, Noralf Tronnes | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
06d30f02 TP |
14 | */ |
15 | ||
805deadb | 16 | #define pr_fmt(fmt) "fbtft_device: " fmt |
06d30f02 TP |
17 | #include <linux/module.h> |
18 | #include <linux/kernel.h> | |
19 | #include <linux/init.h> | |
20 | #include <linux/gpio.h> | |
21 | #include <linux/spi/spi.h> | |
598af18a | 22 | #include <video/mipi_display.h> |
06d30f02 TP |
23 | |
24 | #include "fbtft.h" | |
25 | ||
06d30f02 TP |
26 | #define MAX_GPIOS 32 |
27 | ||
cc060ed0 FJ |
28 | static struct spi_device *spi_device; |
29 | static struct platform_device *p_device; | |
06d30f02 TP |
30 | |
31 | static char *name; | |
ced04842 | 32 | module_param(name, charp, 0000); |
56cda8ac | 33 | MODULE_PARM_DESC(name, "Devicename (required). name=list => list all supported devices."); |
06d30f02 | 34 | |
1c41494a | 35 | static unsigned int rotate; |
ced04842 | 36 | module_param(rotate, uint, 0000); |
06d30f02 TP |
37 | MODULE_PARM_DESC(rotate, |
38 | "Angle to rotate display counter clockwise: 0, 90, 180, 270"); | |
39 | ||
1c41494a | 40 | static unsigned int busnum; |
ced04842 | 41 | module_param(busnum, uint, 0000); |
06d30f02 TP |
42 | MODULE_PARM_DESC(busnum, "SPI bus number (default=0)"); |
43 | ||
1c41494a | 44 | static unsigned int cs; |
ced04842 | 45 | module_param(cs, uint, 0000); |
06d30f02 TP |
46 | MODULE_PARM_DESC(cs, "SPI chip select (default=0)"); |
47 | ||
1c41494a | 48 | static unsigned int speed; |
ced04842 | 49 | module_param(speed, uint, 0000); |
06d30f02 TP |
50 | MODULE_PARM_DESC(speed, "SPI speed (override device default)"); |
51 | ||
52 | static int mode = -1; | |
ced04842 | 53 | module_param(mode, int, 0000); |
06d30f02 TP |
54 | MODULE_PARM_DESC(mode, "SPI mode (override device default)"); |
55 | ||
56 | static char *gpios; | |
ced04842 | 57 | module_param(gpios, charp, 0000); |
06d30f02 | 58 | MODULE_PARM_DESC(gpios, |
56cda8ac | 59 | "List of gpios. Comma separated with the form: reset:23,dc:24 (when overriding the default, all gpios must be specified)"); |
06d30f02 | 60 | |
1c41494a | 61 | static unsigned int fps; |
ced04842 | 62 | module_param(fps, uint, 0000); |
06d30f02 TP |
63 | MODULE_PARM_DESC(fps, "Frames per second (override driver default)"); |
64 | ||
65 | static char *gamma; | |
ced04842 | 66 | module_param(gamma, charp, 0000); |
06d30f02 TP |
67 | MODULE_PARM_DESC(gamma, |
68 | "String representation of Gamma Curve(s). Driver specific."); | |
69 | ||
70 | static int txbuflen; | |
ced04842 | 71 | module_param(txbuflen, int, 0000); |
06d30f02 TP |
72 | MODULE_PARM_DESC(txbuflen, "txbuflen (override driver default)"); |
73 | ||
74 | static int bgr = -1; | |
ced04842 | 75 | module_param(bgr, int, 0000); |
06d30f02 TP |
76 | MODULE_PARM_DESC(bgr, |
77 | "BGR bit (supported by some drivers)."); | |
78 | ||
1c41494a | 79 | static unsigned int startbyte; |
ced04842 | 80 | module_param(startbyte, uint, 0000); |
06d30f02 TP |
81 | MODULE_PARM_DESC(startbyte, "Sets the Start byte used by some SPI displays."); |
82 | ||
83 | static bool custom; | |
ced04842 | 84 | module_param(custom, bool, 0000); |
56cda8ac | 85 | MODULE_PARM_DESC(custom, "Add a custom display device. Use speed= argument to make it a SPI device, else platform_device"); |
06d30f02 | 86 | |
1c41494a | 87 | static unsigned int width; |
ced04842 | 88 | module_param(width, uint, 0000); |
06d30f02 TP |
89 | MODULE_PARM_DESC(width, "Display width, used with the custom argument"); |
90 | ||
1c41494a | 91 | static unsigned int height; |
ced04842 | 92 | module_param(height, uint, 0000); |
06d30f02 TP |
93 | MODULE_PARM_DESC(height, "Display height, used with the custom argument"); |
94 | ||
1c41494a | 95 | static unsigned int buswidth = 8; |
ced04842 | 96 | module_param(buswidth, uint, 0000); |
06d30f02 TP |
97 | MODULE_PARM_DESC(buswidth, "Display bus width, used with the custom argument"); |
98 | ||
9f8e0562 | 99 | static s16 init[FBTFT_MAX_INIT_SEQUENCE]; |
06d30f02 | 100 | static int init_num; |
ced04842 | 101 | module_param_array(init, short, &init_num, 0000); |
06d30f02 TP |
102 | MODULE_PARM_DESC(init, "Init sequence, used with the custom argument"); |
103 | ||
104 | static unsigned long debug; | |
ced04842 | 105 | module_param(debug, ulong, 0000); |
06d30f02 TP |
106 | MODULE_PARM_DESC(debug, |
107 | "level: 0-7 (the remaining 29 bits is for advanced usage)"); | |
108 | ||
1c41494a | 109 | static unsigned int verbose = 3; |
ced04842 | 110 | module_param(verbose, uint, 0000); |
06d30f02 TP |
111 | MODULE_PARM_DESC(verbose, |
112 | "0 silent, >0 show gpios, >1 show devices, >2 show devices before (default=3)"); | |
113 | ||
06d30f02 TP |
114 | struct fbtft_device_display { |
115 | char *name; | |
116 | struct spi_board_info *spi; | |
117 | struct platform_device *pdev; | |
118 | }; | |
119 | ||
120 | static void fbtft_device_pdev_release(struct device *dev); | |
121 | ||
122 | static int write_gpio16_wr_slow(struct fbtft_par *par, void *buf, size_t len); | |
123 | static void adafruit18_green_tab_set_addr_win(struct fbtft_par *par, | |
124 | int xs, int ys, int xe, int ye); | |
125 | ||
126 | #define ADAFRUIT18_GAMMA \ | |
127 | "02 1c 07 12 37 32 29 2d 29 25 2B 39 00 01 03 10\n" \ | |
128 | "03 1d 07 06 2E 2C 29 2D 2E 2E 37 3F 00 00 02 10" | |
129 | ||
e9f68065 DM |
130 | #define CBERRY28_GAMMA \ |
131 | "D0 00 14 15 13 2C 42 43 4E 09 16 14 18 21\n" \ | |
132 | "D0 00 14 15 13 0B 43 55 53 0C 17 14 23 20" | |
133 | ||
9f8e0562 | 134 | static s16 cberry28_init_sequence[] = { |
e9f68065 | 135 | /* turn off sleep mode */ |
598af18a | 136 | -1, MIPI_DCS_EXIT_SLEEP_MODE, |
e9f68065 DM |
137 | -2, 120, |
138 | ||
139 | /* set pixel format to RGB-565 */ | |
598af18a | 140 | -1, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT, |
e9f68065 DM |
141 | |
142 | -1, 0xB2, 0x0C, 0x0C, 0x00, 0x33, 0x33, | |
143 | ||
144 | /* | |
145 | * VGH = 13.26V | |
146 | * VGL = -10.43V | |
147 | */ | |
148 | -1, 0xB7, 0x35, | |
149 | ||
150 | /* | |
151 | * VDV and VRH register values come from command write | |
152 | * (instead of NVM) | |
153 | */ | |
154 | -1, 0xC2, 0x01, 0xFF, | |
155 | ||
156 | /* | |
157 | * VAP = 4.7V + (VCOM + VCOM offset + 0.5 * VDV) | |
158 | * VAN = -4.7V + (VCOM + VCOM offset + 0.5 * VDV) | |
159 | */ | |
160 | -1, 0xC3, 0x17, | |
161 | ||
162 | /* VDV = 0V */ | |
163 | -1, 0xC4, 0x20, | |
164 | ||
646287ba DM |
165 | /* VCOM = 0.675V */ |
166 | -1, 0xBB, 0x17, | |
e9f68065 DM |
167 | |
168 | /* VCOM offset = 0V */ | |
169 | -1, 0xC5, 0x20, | |
170 | ||
171 | /* | |
646287ba | 172 | * AVDD = 6.8V |
e9f68065 DM |
173 | * AVCL = -4.8V |
174 | * VDS = 2.3V | |
175 | */ | |
646287ba | 176 | -1, 0xD0, 0xA4, 0xA1, |
e9f68065 | 177 | |
598af18a | 178 | -1, MIPI_DCS_SET_DISPLAY_ON, |
e9f68065 DM |
179 | |
180 | -3, | |
181 | }; | |
182 | ||
9f8e0562 | 183 | static s16 hy28b_init_sequence[] = { |
73762b9d AM |
184 | -1, 0x00e7, 0x0010, -1, 0x0000, 0x0001, |
185 | -1, 0x0001, 0x0100, -1, 0x0002, 0x0700, | |
186 | -1, 0x0003, 0x1030, -1, 0x0004, 0x0000, | |
187 | -1, 0x0008, 0x0207, -1, 0x0009, 0x0000, | |
188 | -1, 0x000a, 0x0000, -1, 0x000c, 0x0001, | |
189 | -1, 0x000d, 0x0000, -1, 0x000f, 0x0000, | |
190 | -1, 0x0010, 0x0000, -1, 0x0011, 0x0007, | |
191 | -1, 0x0012, 0x0000, -1, 0x0013, 0x0000, | |
192 | -2, 50, -1, 0x0010, 0x1590, -1, 0x0011, | |
193 | 0x0227, -2, 50, -1, 0x0012, 0x009c, -2, 50, | |
194 | -1, 0x0013, 0x1900, -1, 0x0029, 0x0023, | |
195 | -1, 0x002b, 0x000e, -2, 50, | |
196 | -1, 0x0020, 0x0000, -1, 0x0021, 0x0000, | |
197 | -2, 50, -1, 0x0050, 0x0000, | |
198 | -1, 0x0051, 0x00ef, -1, 0x0052, 0x0000, | |
199 | -1, 0x0053, 0x013f, -1, 0x0060, 0xa700, | |
200 | -1, 0x0061, 0x0001, -1, 0x006a, 0x0000, | |
201 | -1, 0x0080, 0x0000, -1, 0x0081, 0x0000, | |
202 | -1, 0x0082, 0x0000, -1, 0x0083, 0x0000, | |
203 | -1, 0x0084, 0x0000, -1, 0x0085, 0x0000, | |
204 | -1, 0x0090, 0x0010, -1, 0x0092, 0x0000, | |
205 | -1, 0x0093, 0x0003, -1, 0x0095, 0x0110, | |
206 | -1, 0x0097, 0x0000, -1, 0x0098, 0x0000, | |
207 | -1, 0x0007, 0x0133, -1, 0x0020, 0x0000, | |
208 | -1, 0x0021, 0x0000, -2, 100, -3 }; | |
06d30f02 TP |
209 | |
210 | #define HY28B_GAMMA \ | |
211 | "04 1F 4 7 7 0 7 7 6 0\n" \ | |
212 | "0F 00 1 7 4 0 0 0 6 7" | |
213 | ||
9f8e0562 | 214 | static s16 pitft_init_sequence[] = { |
a79cb390 PL |
215 | -1, MIPI_DCS_SOFT_RESET, |
216 | -2, 5, | |
217 | -1, MIPI_DCS_SET_DISPLAY_OFF, | |
218 | -1, 0xEF, 0x03, 0x80, 0x02, | |
219 | -1, 0xCF, 0x00, 0xC1, 0x30, | |
73762b9d AM |
220 | -1, 0xED, 0x64, 0x03, 0x12, 0x81, |
221 | -1, 0xE8, 0x85, 0x00, 0x78, | |
222 | -1, 0xCB, 0x39, 0x2C, 0x00, 0x34, 0x02, | |
a79cb390 PL |
223 | -1, 0xF7, 0x20, |
224 | -1, 0xEA, 0x00, 0x00, | |
225 | -1, 0xC0, 0x23, | |
226 | -1, 0xC1, 0x10, | |
227 | -1, 0xC5, 0x3E, 0x28, | |
228 | -1, 0xC7, 0x86, | |
229 | -1, MIPI_DCS_SET_PIXEL_FORMAT, 0x55, | |
230 | -1, 0xB1, 0x00, 0x18, | |
231 | -1, 0xB6, 0x08, 0x82, 0x27, | |
232 | -1, 0xF2, 0x00, | |
233 | -1, MIPI_DCS_SET_GAMMA_CURVE, 0x01, | |
234 | -1, 0xE0, 0x0F, 0x31, 0x2B, 0x0C, 0x0E, 0x08, 0x4E, | |
235 | 0xF1, 0x37, 0x07, 0x10, 0x03, 0x0E, 0x09, 0x00, | |
236 | -1, 0xE1, 0x00, 0x0E, 0x14, 0x03, 0x11, 0x07, 0x31, | |
237 | 0xC1, 0x48, 0x08, 0x0F, 0x0C, 0x31, 0x36, 0x0F, | |
238 | -1, MIPI_DCS_EXIT_SLEEP_MODE, | |
239 | -2, 100, | |
240 | -1, MIPI_DCS_SET_DISPLAY_ON, | |
241 | -2, 20, | |
242 | -3 | |
243 | }; | |
06d30f02 | 244 | |
9f8e0562 | 245 | static s16 waveshare32b_init_sequence[] = { |
73762b9d AM |
246 | -1, 0xCB, 0x39, 0x2C, 0x00, 0x34, 0x02, |
247 | -1, 0xCF, 0x00, 0xC1, 0x30, | |
a79cb390 PL |
248 | -1, 0xE8, 0x85, 0x00, 0x78, |
249 | -1, 0xEA, 0x00, 0x00, | |
250 | -1, 0xED, 0x64, 0x03, 0x12, 0x81, | |
251 | -1, 0xF7, 0x20, | |
252 | -1, 0xC0, 0x23, | |
253 | -1, 0xC1, 0x10, | |
254 | -1, 0xC5, 0x3E, 0x28, | |
255 | -1, 0xC7, 0x86, | |
256 | -1, MIPI_DCS_SET_ADDRESS_MODE, 0x28, | |
257 | -1, MIPI_DCS_SET_PIXEL_FORMAT, 0x55, | |
258 | -1, 0xB1, 0x00, 0x18, | |
259 | -1, 0xB6, 0x08, 0x82, 0x27, | |
260 | -1, 0xF2, 0x00, | |
261 | -1, MIPI_DCS_SET_GAMMA_CURVE, 0x01, | |
73762b9d | 262 | -1, 0xE0, 0x0F, 0x31, 0x2B, 0x0C, 0x0E, 0x08, 0x4E, |
a79cb390 | 263 | 0xF1, 0x37, 0x07, 0x10, 0x03, 0x0E, 0x09, 0x00, |
73762b9d | 264 | -1, 0xE1, 0x00, 0x0E, 0x14, 0x03, 0x11, 0x07, 0x31, |
a79cb390 PL |
265 | 0xC1, 0x48, 0x08, 0x0F, 0x0C, 0x31, 0x36, 0x0F, |
266 | -1, MIPI_DCS_EXIT_SLEEP_MODE, | |
267 | -2, 120, | |
268 | -1, MIPI_DCS_SET_DISPLAY_ON, | |
269 | -1, MIPI_DCS_WRITE_MEMORY_START, | |
270 | -3 | |
271 | }; | |
06d30f02 TP |
272 | |
273 | /* Supported displays in alphabetical order */ | |
274 | static struct fbtft_device_display displays[] = { | |
275 | { | |
276 | .name = "adafruit18", | |
277 | .spi = &(struct spi_board_info) { | |
278 | .modalias = "fb_st7735r", | |
279 | .max_speed_hz = 32000000, | |
280 | .mode = SPI_MODE_0, | |
281 | .platform_data = &(struct fbtft_platform_data) { | |
282 | .display = { | |
283 | .buswidth = 8, | |
284 | .backlight = 1, | |
285 | }, | |
286 | .gpios = (const struct fbtft_gpio []) { | |
287 | { "reset", 25 }, | |
288 | { "dc", 24 }, | |
289 | { "led", 18 }, | |
290 | {}, | |
291 | }, | |
292 | .gamma = ADAFRUIT18_GAMMA, | |
293 | } | |
294 | } | |
295 | }, { | |
296 | .name = "adafruit18_green", | |
297 | .spi = &(struct spi_board_info) { | |
298 | .modalias = "fb_st7735r", | |
299 | .max_speed_hz = 4000000, | |
300 | .mode = SPI_MODE_0, | |
301 | .platform_data = &(struct fbtft_platform_data) { | |
302 | .display = { | |
303 | .buswidth = 8, | |
304 | .backlight = 1, | |
6c604d66 | 305 | .fbtftops.set_addr_win = |
06d30f02 TP |
306 | adafruit18_green_tab_set_addr_win, |
307 | }, | |
308 | .bgr = true, | |
309 | .gpios = (const struct fbtft_gpio []) { | |
310 | { "reset", 25 }, | |
311 | { "dc", 24 }, | |
312 | { "led", 18 }, | |
313 | {}, | |
314 | }, | |
315 | .gamma = ADAFRUIT18_GAMMA, | |
316 | } | |
317 | } | |
318 | }, { | |
319 | .name = "adafruit22", | |
320 | .spi = &(struct spi_board_info) { | |
321 | .modalias = "fb_hx8340bn", | |
322 | .max_speed_hz = 32000000, | |
323 | .mode = SPI_MODE_0, | |
324 | .platform_data = &(struct fbtft_platform_data) { | |
325 | .display = { | |
326 | .buswidth = 9, | |
327 | .backlight = 1, | |
328 | }, | |
329 | .bgr = true, | |
330 | .gpios = (const struct fbtft_gpio []) { | |
331 | { "reset", 25 }, | |
332 | { "led", 23 }, | |
333 | {}, | |
334 | }, | |
335 | } | |
336 | } | |
337 | }, { | |
338 | .name = "adafruit22a", | |
339 | .spi = &(struct spi_board_info) { | |
340 | .modalias = "fb_ili9340", | |
341 | .max_speed_hz = 32000000, | |
342 | .mode = SPI_MODE_0, | |
343 | .platform_data = &(struct fbtft_platform_data) { | |
344 | .display = { | |
345 | .buswidth = 8, | |
346 | .backlight = 1, | |
347 | }, | |
348 | .bgr = true, | |
349 | .gpios = (const struct fbtft_gpio []) { | |
350 | { "reset", 25 }, | |
351 | { "dc", 24 }, | |
352 | { "led", 18 }, | |
353 | {}, | |
354 | }, | |
355 | } | |
356 | } | |
357 | }, { | |
358 | .name = "adafruit28", | |
359 | .spi = &(struct spi_board_info) { | |
360 | .modalias = "fb_ili9341", | |
361 | .max_speed_hz = 32000000, | |
362 | .mode = SPI_MODE_0, | |
363 | .platform_data = &(struct fbtft_platform_data) { | |
364 | .display = { | |
365 | .buswidth = 8, | |
366 | .backlight = 1, | |
367 | }, | |
368 | .bgr = true, | |
369 | .gpios = (const struct fbtft_gpio []) { | |
370 | { "reset", 25 }, | |
371 | { "dc", 24 }, | |
372 | { "led", 18 }, | |
373 | {}, | |
374 | }, | |
375 | } | |
376 | } | |
377 | }, { | |
378 | .name = "adafruit13m", | |
379 | .spi = &(struct spi_board_info) { | |
380 | .modalias = "fb_ssd1306", | |
381 | .max_speed_hz = 16000000, | |
382 | .mode = SPI_MODE_0, | |
383 | .platform_data = &(struct fbtft_platform_data) { | |
384 | .display = { | |
385 | .buswidth = 8, | |
386 | }, | |
387 | .gpios = (const struct fbtft_gpio []) { | |
388 | { "reset", 25 }, | |
389 | { "dc", 24 }, | |
390 | {}, | |
391 | }, | |
392 | } | |
393 | } | |
e9f68065 DM |
394 | }, { |
395 | .name = "admatec_c-berry28", | |
396 | .spi = &(struct spi_board_info) { | |
397 | .modalias = "fb_st7789v", | |
398 | .max_speed_hz = 48000000, | |
399 | .mode = SPI_MODE_0, | |
400 | .platform_data = &(struct fbtft_platform_data) { | |
401 | .display = { | |
402 | .buswidth = 8, | |
403 | .backlight = 1, | |
404 | .init_sequence = cberry28_init_sequence, | |
405 | }, | |
406 | .gpios = (const struct fbtft_gpio []) { | |
407 | { "reset", 25 }, | |
408 | { "dc", 22 }, | |
409 | { "led", 18 }, | |
410 | {}, | |
411 | }, | |
412 | .gamma = CBERRY28_GAMMA, | |
413 | } | |
414 | } | |
06d30f02 TP |
415 | }, { |
416 | .name = "agm1264k-fl", | |
417 | .pdev = &(struct platform_device) { | |
418 | .name = "fb_agm1264k-fl", | |
419 | .id = 0, | |
420 | .dev = { | |
421 | .release = fbtft_device_pdev_release, | |
422 | .platform_data = &(struct fbtft_platform_data) { | |
423 | .display = { | |
424 | .buswidth = 8, | |
425 | .backlight = FBTFT_ONBOARD_BACKLIGHT, | |
426 | }, | |
427 | .gpios = (const struct fbtft_gpio []) { | |
428 | {}, | |
429 | }, | |
430 | }, | |
431 | } | |
432 | } | |
433 | }, { | |
434 | .name = "dogs102", | |
435 | .spi = &(struct spi_board_info) { | |
436 | .modalias = "fb_uc1701", | |
437 | .max_speed_hz = 8000000, | |
438 | .mode = SPI_MODE_0, | |
439 | .platform_data = &(struct fbtft_platform_data) { | |
440 | .display = { | |
441 | .buswidth = 8, | |
442 | }, | |
443 | .bgr = true, | |
444 | .gpios = (const struct fbtft_gpio []) { | |
445 | { "reset", 13 }, | |
446 | { "dc", 6 }, | |
447 | {}, | |
448 | }, | |
449 | } | |
450 | } | |
451 | }, { | |
452 | .name = "er_tftm050_2", | |
453 | .spi = &(struct spi_board_info) { | |
454 | .modalias = "fb_ra8875", | |
455 | .max_speed_hz = 5000000, | |
456 | .mode = SPI_MODE_3, | |
457 | .platform_data = &(struct fbtft_platform_data) { | |
458 | .display = { | |
459 | .buswidth = 8, | |
460 | .backlight = 1, | |
461 | .width = 480, | |
462 | .height = 272, | |
463 | }, | |
464 | .bgr = true, | |
465 | .gpios = (const struct fbtft_gpio []) { | |
466 | { "reset", 25 }, | |
467 | { "dc", 24 }, | |
468 | {}, | |
469 | }, | |
470 | } | |
471 | } | |
472 | }, { | |
473 | .name = "er_tftm070_5", | |
474 | .spi = &(struct spi_board_info) { | |
475 | .modalias = "fb_ra8875", | |
476 | .max_speed_hz = 5000000, | |
477 | .mode = SPI_MODE_3, | |
478 | .platform_data = &(struct fbtft_platform_data) { | |
479 | .display = { | |
480 | .buswidth = 8, | |
481 | .backlight = 1, | |
482 | .width = 800, | |
483 | .height = 480, | |
484 | }, | |
485 | .bgr = true, | |
486 | .gpios = (const struct fbtft_gpio []) { | |
487 | { "reset", 25 }, | |
488 | { "dc", 24 }, | |
489 | {}, | |
490 | }, | |
491 | } | |
492 | } | |
a1560f9b HC |
493 | }, { |
494 | .name = "ew24ha0", | |
495 | .spi = &(struct spi_board_info) { | |
496 | .modalias = "fb_uc1611", | |
497 | .max_speed_hz = 32000000, | |
498 | .mode = SPI_MODE_3, | |
499 | .platform_data = &(struct fbtft_platform_data) { | |
500 | .display = { | |
501 | .buswidth = 8, | |
502 | }, | |
503 | .gpios = (const struct fbtft_gpio []) { | |
504 | { "dc", 24 }, | |
505 | {}, | |
506 | }, | |
507 | } | |
508 | } | |
509 | }, { | |
510 | .name = "ew24ha0_9bit", | |
511 | .spi = &(struct spi_board_info) { | |
512 | .modalias = "fb_uc1611", | |
513 | .max_speed_hz = 32000000, | |
514 | .mode = SPI_MODE_3, | |
515 | .platform_data = &(struct fbtft_platform_data) { | |
516 | .display = { | |
517 | .buswidth = 9, | |
518 | }, | |
519 | .gpios = (const struct fbtft_gpio []) { | |
520 | {}, | |
521 | }, | |
522 | } | |
523 | } | |
06d30f02 TP |
524 | }, { |
525 | .name = "flexfb", | |
526 | .spi = &(struct spi_board_info) { | |
527 | .modalias = "flexfb", | |
528 | .max_speed_hz = 32000000, | |
529 | .mode = SPI_MODE_0, | |
530 | .platform_data = &(struct fbtft_platform_data) { | |
531 | .gpios = (const struct fbtft_gpio []) { | |
532 | { "reset", 25 }, | |
533 | { "dc", 24 }, | |
534 | {}, | |
535 | }, | |
536 | } | |
537 | } | |
538 | }, { | |
539 | .name = "flexpfb", | |
540 | .pdev = &(struct platform_device) { | |
541 | .name = "flexpfb", | |
542 | .id = 0, | |
543 | .dev = { | |
544 | .release = fbtft_device_pdev_release, | |
545 | .platform_data = &(struct fbtft_platform_data) { | |
546 | .gpios = (const struct fbtft_gpio []) { | |
547 | { "reset", 17 }, | |
548 | { "dc", 1 }, | |
549 | { "wr", 0 }, | |
550 | { "cs", 21 }, | |
551 | { "db00", 9 }, | |
552 | { "db01", 11 }, | |
553 | { "db02", 18 }, | |
554 | { "db03", 23 }, | |
555 | { "db04", 24 }, | |
556 | { "db05", 25 }, | |
557 | { "db06", 8 }, | |
558 | { "db07", 7 }, | |
559 | { "led", 4 }, | |
560 | {}, | |
561 | }, | |
562 | }, | |
563 | } | |
564 | } | |
565 | }, { | |
566 | .name = "freetronicsoled128", | |
567 | .spi = &(struct spi_board_info) { | |
568 | .modalias = "fb_ssd1351", | |
569 | .max_speed_hz = 20000000, | |
570 | .mode = SPI_MODE_0, | |
571 | .platform_data = &(struct fbtft_platform_data) { | |
572 | .display = { | |
573 | .buswidth = 8, | |
574 | .backlight = FBTFT_ONBOARD_BACKLIGHT, | |
575 | }, | |
576 | .bgr = true, | |
577 | .gpios = (const struct fbtft_gpio []) { | |
578 | { "reset", 24 }, | |
579 | { "dc", 25 }, | |
580 | {}, | |
581 | }, | |
582 | } | |
583 | } | |
584 | }, { | |
585 | .name = "hx8353d", | |
586 | .spi = &(struct spi_board_info) { | |
587 | .modalias = "fb_hx8353d", | |
588 | .max_speed_hz = 16000000, | |
589 | .mode = SPI_MODE_0, | |
590 | .platform_data = &(struct fbtft_platform_data) { | |
591 | .display = { | |
592 | .buswidth = 8, | |
593 | .backlight = 1, | |
594 | }, | |
595 | .gpios = (const struct fbtft_gpio []) { | |
596 | { "reset", 25 }, | |
597 | { "dc", 24 }, | |
598 | { "led", 23 }, | |
599 | {}, | |
600 | }, | |
601 | } | |
602 | } | |
603 | }, { | |
604 | .name = "hy28a", | |
605 | .spi = &(struct spi_board_info) { | |
606 | .modalias = "fb_ili9320", | |
607 | .max_speed_hz = 32000000, | |
608 | .mode = SPI_MODE_3, | |
609 | .platform_data = &(struct fbtft_platform_data) { | |
610 | .display = { | |
611 | .buswidth = 8, | |
612 | .backlight = 1, | |
613 | }, | |
153fe946 | 614 | .startbyte = 0x70, |
06d30f02 TP |
615 | .bgr = true, |
616 | .gpios = (const struct fbtft_gpio []) { | |
617 | { "reset", 25 }, | |
618 | { "led", 18 }, | |
619 | {}, | |
620 | }, | |
621 | } | |
622 | } | |
623 | }, { | |
624 | .name = "hy28b", | |
625 | .spi = &(struct spi_board_info) { | |
626 | .modalias = "fb_ili9325", | |
627 | .max_speed_hz = 48000000, | |
628 | .mode = SPI_MODE_3, | |
629 | .platform_data = &(struct fbtft_platform_data) { | |
630 | .display = { | |
631 | .buswidth = 8, | |
632 | .backlight = 1, | |
633 | .init_sequence = hy28b_init_sequence, | |
634 | }, | |
153fe946 | 635 | .startbyte = 0x70, |
06d30f02 | 636 | .bgr = true, |
73762b9d | 637 | .fps = 50, |
06d30f02 TP |
638 | .gpios = (const struct fbtft_gpio []) { |
639 | { "reset", 25 }, | |
640 | { "led", 18 }, | |
641 | {}, | |
642 | }, | |
643 | .gamma = HY28B_GAMMA, | |
644 | } | |
645 | } | |
646 | }, { | |
647 | .name = "ili9481", | |
648 | .spi = &(struct spi_board_info) { | |
649 | .modalias = "fb_ili9481", | |
650 | .max_speed_hz = 32000000, | |
651 | .mode = SPI_MODE_0, | |
652 | .platform_data = &(struct fbtft_platform_data) { | |
653 | .display = { | |
654 | .regwidth = 16, | |
655 | .buswidth = 8, | |
656 | .backlight = 1, | |
657 | }, | |
658 | .bgr = true, | |
659 | .gpios = (const struct fbtft_gpio []) { | |
660 | { "reset", 25 }, | |
661 | { "dc", 24 }, | |
662 | { "led", 22 }, | |
663 | {}, | |
664 | }, | |
665 | } | |
666 | } | |
667 | }, { | |
668 | .name = "itdb24", | |
669 | .pdev = &(struct platform_device) { | |
670 | .name = "fb_s6d1121", | |
671 | .id = 0, | |
672 | .dev = { | |
673 | .release = fbtft_device_pdev_release, | |
674 | .platform_data = &(struct fbtft_platform_data) { | |
675 | .display = { | |
676 | .buswidth = 8, | |
677 | .backlight = 1, | |
678 | }, | |
679 | .bgr = false, | |
680 | .gpios = (const struct fbtft_gpio []) { | |
681 | /* Wiring for LCD adapter kit */ | |
682 | { "reset", 7 }, | |
8e56b955 AG |
683 | { "dc", 0 }, /* rev 2: 2 */ |
684 | { "wr", 1 }, /* rev 2: 3 */ | |
06d30f02 TP |
685 | { "cs", 8 }, |
686 | { "db00", 17 }, | |
687 | { "db01", 18 }, | |
688 | { "db02", 21 }, /* rev 2: 27 */ | |
689 | { "db03", 22 }, | |
690 | { "db04", 23 }, | |
691 | { "db05", 24 }, | |
692 | { "db06", 25 }, | |
693 | { "db07", 4 }, | |
694 | {} | |
695 | }, | |
696 | }, | |
697 | } | |
698 | } | |
699 | }, { | |
700 | .name = "itdb28", | |
701 | .pdev = &(struct platform_device) { | |
702 | .name = "fb_ili9325", | |
703 | .id = 0, | |
704 | .dev = { | |
705 | .release = fbtft_device_pdev_release, | |
706 | .platform_data = &(struct fbtft_platform_data) { | |
707 | .display = { | |
708 | .buswidth = 8, | |
709 | .backlight = 1, | |
710 | }, | |
711 | .bgr = true, | |
712 | .gpios = (const struct fbtft_gpio []) { | |
713 | {}, | |
714 | }, | |
715 | }, | |
716 | } | |
717 | } | |
718 | }, { | |
719 | .name = "itdb28_spi", | |
720 | .spi = &(struct spi_board_info) { | |
721 | .modalias = "fb_ili9325", | |
722 | .max_speed_hz = 32000000, | |
723 | .mode = SPI_MODE_0, | |
724 | .platform_data = &(struct fbtft_platform_data) { | |
725 | .display = { | |
726 | .buswidth = 8, | |
727 | .backlight = 1, | |
728 | }, | |
729 | .bgr = true, | |
730 | .gpios = (const struct fbtft_gpio []) { | |
731 | { "reset", 25 }, | |
732 | { "dc", 24 }, | |
733 | {}, | |
734 | }, | |
735 | } | |
736 | } | |
737 | }, { | |
738 | .name = "mi0283qt-2", | |
739 | .spi = &(struct spi_board_info) { | |
740 | .modalias = "fb_hx8347d", | |
741 | .max_speed_hz = 32000000, | |
742 | .mode = SPI_MODE_0, | |
743 | .platform_data = &(struct fbtft_platform_data) { | |
744 | .display = { | |
745 | .buswidth = 8, | |
746 | .backlight = 1, | |
747 | }, | |
153fe946 | 748 | .startbyte = 0x70, |
06d30f02 TP |
749 | .bgr = true, |
750 | .gpios = (const struct fbtft_gpio []) { | |
751 | { "reset", 25 }, | |
752 | { "dc", 24 }, | |
753 | { "led", 18 }, | |
754 | {}, | |
755 | }, | |
756 | } | |
757 | } | |
758 | }, { | |
759 | .name = "mi0283qt-9a", | |
760 | .spi = &(struct spi_board_info) { | |
761 | .modalias = "fb_ili9341", | |
762 | .max_speed_hz = 32000000, | |
763 | .mode = SPI_MODE_0, | |
764 | .platform_data = &(struct fbtft_platform_data) { | |
765 | .display = { | |
766 | .buswidth = 9, | |
767 | .backlight = 1, | |
768 | }, | |
769 | .bgr = true, | |
770 | .gpios = (const struct fbtft_gpio []) { | |
771 | { "reset", 25 }, | |
772 | { "led", 18 }, | |
773 | {}, | |
774 | }, | |
775 | } | |
776 | } | |
777 | }, { | |
778 | .name = "mi0283qt-v2", | |
779 | .spi = &(struct spi_board_info) { | |
780 | .modalias = "fb_watterott", | |
781 | .max_speed_hz = 4000000, | |
782 | .mode = SPI_MODE_3, | |
783 | .platform_data = &(struct fbtft_platform_data) { | |
784 | .gpios = (const struct fbtft_gpio []) { | |
785 | { "reset", 25 }, | |
786 | {}, | |
787 | }, | |
788 | } | |
789 | } | |
790 | }, { | |
791 | .name = "nokia3310", | |
792 | .spi = &(struct spi_board_info) { | |
793 | .modalias = "fb_pcd8544", | |
794 | .max_speed_hz = 400000, | |
795 | .mode = SPI_MODE_0, | |
796 | .platform_data = &(struct fbtft_platform_data) { | |
797 | .display = { | |
798 | .buswidth = 8, | |
799 | }, | |
800 | .gpios = (const struct fbtft_gpio []) { | |
801 | { "reset", 25 }, | |
802 | { "dc", 24 }, | |
803 | { "led", 23 }, | |
804 | {}, | |
805 | }, | |
806 | } | |
807 | } | |
808 | }, { | |
809 | .name = "nokia3310a", | |
810 | .spi = &(struct spi_board_info) { | |
811 | .modalias = "fb_tls8204", | |
812 | .max_speed_hz = 1000000, | |
813 | .mode = SPI_MODE_0, | |
814 | .platform_data = &(struct fbtft_platform_data) { | |
815 | .display = { | |
816 | .buswidth = 8, | |
817 | }, | |
818 | .gpios = (const struct fbtft_gpio []) { | |
819 | { "reset", 25 }, | |
820 | { "dc", 24 }, | |
821 | { "led", 23 }, | |
822 | {}, | |
823 | }, | |
824 | } | |
825 | } | |
826 | }, { | |
3b143b55 KA |
827 | .name = "nokia5110", |
828 | .spi = &(struct spi_board_info) { | |
829 | .modalias = "fb_ili9163", | |
830 | .max_speed_hz = 12000000, | |
831 | .mode = SPI_MODE_0, | |
832 | .platform_data = &(struct fbtft_platform_data) { | |
833 | .display = { | |
834 | .buswidth = 8, | |
835 | .backlight = 1, | |
836 | }, | |
837 | .bgr = true, | |
838 | .gpios = (const struct fbtft_gpio []) { | |
839 | {}, | |
840 | }, | |
841 | } | |
842 | } | |
843 | }, { | |
844 | ||
06d30f02 TP |
845 | .name = "piscreen", |
846 | .spi = &(struct spi_board_info) { | |
847 | .modalias = "fb_ili9486", | |
848 | .max_speed_hz = 32000000, | |
849 | .mode = SPI_MODE_0, | |
850 | .platform_data = &(struct fbtft_platform_data) { | |
851 | .display = { | |
852 | .regwidth = 16, | |
853 | .buswidth = 8, | |
854 | .backlight = 1, | |
855 | }, | |
856 | .bgr = true, | |
857 | .gpios = (const struct fbtft_gpio []) { | |
858 | { "reset", 25 }, | |
859 | { "dc", 24 }, | |
860 | { "led", 22 }, | |
861 | {}, | |
862 | }, | |
863 | } | |
864 | } | |
865 | }, { | |
866 | .name = "pitft", | |
867 | .spi = &(struct spi_board_info) { | |
868 | .modalias = "fb_ili9340", | |
869 | .max_speed_hz = 32000000, | |
870 | .mode = SPI_MODE_0, | |
871 | .chip_select = 0, | |
872 | .platform_data = &(struct fbtft_platform_data) { | |
873 | .display = { | |
874 | .buswidth = 8, | |
875 | .backlight = 1, | |
876 | .init_sequence = pitft_init_sequence, | |
877 | }, | |
878 | .bgr = true, | |
879 | .gpios = (const struct fbtft_gpio []) { | |
880 | { "dc", 25 }, | |
881 | {}, | |
882 | }, | |
883 | } | |
884 | } | |
885 | }, { | |
886 | .name = "pioled", | |
887 | .spi = &(struct spi_board_info) { | |
888 | .modalias = "fb_ssd1351", | |
889 | .max_speed_hz = 20000000, | |
890 | .mode = SPI_MODE_0, | |
891 | .platform_data = &(struct fbtft_platform_data) { | |
892 | .display = { | |
893 | .buswidth = 8, | |
894 | }, | |
895 | .bgr = true, | |
896 | .gpios = (const struct fbtft_gpio []) { | |
897 | { "reset", 24 }, | |
898 | { "dc", 25 }, | |
899 | {}, | |
900 | }, | |
6c604d66 AG |
901 | .gamma = "0 2 2 2 2 2 2 2 " |
902 | "2 2 2 2 2 2 2 2 " | |
903 | "2 2 2 2 2 2 2 2 " | |
904 | "2 2 2 2 2 2 2 3 " | |
905 | "3 3 3 3 3 3 3 3 " | |
906 | "3 3 3 3 3 3 3 3 " | |
907 | "3 3 3 4 4 4 4 4 " | |
06d30f02 TP |
908 | "4 4 4 4 4 4 4" |
909 | } | |
910 | } | |
911 | }, { | |
912 | .name = "rpi-display", | |
913 | .spi = &(struct spi_board_info) { | |
914 | .modalias = "fb_ili9341", | |
915 | .max_speed_hz = 32000000, | |
916 | .mode = SPI_MODE_0, | |
917 | .platform_data = &(struct fbtft_platform_data) { | |
918 | .display = { | |
919 | .buswidth = 8, | |
920 | .backlight = 1, | |
921 | }, | |
922 | .bgr = true, | |
923 | .gpios = (const struct fbtft_gpio []) { | |
924 | { "reset", 23 }, | |
925 | { "dc", 24 }, | |
926 | { "led", 18 }, | |
927 | {}, | |
928 | }, | |
929 | } | |
930 | } | |
931 | }, { | |
932 | .name = "s6d02a1", | |
933 | .spi = &(struct spi_board_info) { | |
934 | .modalias = "fb_s6d02a1", | |
935 | .max_speed_hz = 32000000, | |
936 | .mode = SPI_MODE_0, | |
937 | .platform_data = &(struct fbtft_platform_data) { | |
938 | .display = { | |
939 | .buswidth = 8, | |
940 | .backlight = 1, | |
941 | }, | |
942 | .bgr = true, | |
943 | .gpios = (const struct fbtft_gpio []) { | |
944 | { "reset", 25 }, | |
945 | { "dc", 24 }, | |
946 | { "led", 23 }, | |
947 | {}, | |
948 | }, | |
949 | } | |
950 | } | |
951 | }, { | |
952 | .name = "sainsmart18", | |
953 | .spi = &(struct spi_board_info) { | |
954 | .modalias = "fb_st7735r", | |
955 | .max_speed_hz = 32000000, | |
956 | .mode = SPI_MODE_0, | |
957 | .platform_data = &(struct fbtft_platform_data) { | |
958 | .display = { | |
959 | .buswidth = 8, | |
960 | }, | |
961 | .gpios = (const struct fbtft_gpio []) { | |
962 | { "reset", 25 }, | |
963 | { "dc", 24 }, | |
964 | {}, | |
965 | }, | |
966 | } | |
967 | } | |
968 | }, { | |
969 | .name = "sainsmart32", | |
970 | .pdev = &(struct platform_device) { | |
971 | .name = "fb_ssd1289", | |
972 | .id = 0, | |
973 | .dev = { | |
974 | .release = fbtft_device_pdev_release, | |
975 | .platform_data = &(struct fbtft_platform_data) { | |
976 | .display = { | |
977 | .buswidth = 16, | |
978 | .txbuflen = -2, /* disable buffer */ | |
979 | .backlight = 1, | |
980 | .fbtftops.write = write_gpio16_wr_slow, | |
981 | }, | |
982 | .bgr = true, | |
983 | .gpios = (const struct fbtft_gpio []) { | |
984 | {}, | |
985 | }, | |
986 | }, | |
987 | }, | |
988 | } | |
989 | }, { | |
990 | .name = "sainsmart32_fast", | |
991 | .pdev = &(struct platform_device) { | |
992 | .name = "fb_ssd1289", | |
993 | .id = 0, | |
994 | .dev = { | |
995 | .release = fbtft_device_pdev_release, | |
996 | .platform_data = &(struct fbtft_platform_data) { | |
997 | .display = { | |
998 | .buswidth = 16, | |
999 | .txbuflen = -2, /* disable buffer */ | |
1000 | .backlight = 1, | |
1001 | }, | |
1002 | .bgr = true, | |
1003 | .gpios = (const struct fbtft_gpio []) { | |
1004 | {}, | |
1005 | }, | |
1006 | }, | |
1007 | }, | |
1008 | } | |
1009 | }, { | |
1010 | .name = "sainsmart32_latched", | |
1011 | .pdev = &(struct platform_device) { | |
1012 | .name = "fb_ssd1289", | |
1013 | .id = 0, | |
1014 | .dev = { | |
1015 | .release = fbtft_device_pdev_release, | |
1016 | .platform_data = &(struct fbtft_platform_data) { | |
1017 | .display = { | |
1018 | .buswidth = 16, | |
1019 | .txbuflen = -2, /* disable buffer */ | |
1020 | .backlight = 1, | |
6c604d66 | 1021 | .fbtftops.write = |
06d30f02 TP |
1022 | fbtft_write_gpio16_wr_latched, |
1023 | }, | |
1024 | .bgr = true, | |
1025 | .gpios = (const struct fbtft_gpio []) { | |
1026 | {}, | |
1027 | }, | |
1028 | }, | |
1029 | }, | |
1030 | } | |
1031 | }, { | |
1032 | .name = "sainsmart32_spi", | |
1033 | .spi = &(struct spi_board_info) { | |
1034 | .modalias = "fb_ssd1289", | |
1035 | .max_speed_hz = 16000000, | |
1036 | .mode = SPI_MODE_0, | |
1037 | .platform_data = &(struct fbtft_platform_data) { | |
1038 | .display = { | |
1039 | .buswidth = 8, | |
1040 | .backlight = 1, | |
1041 | }, | |
1042 | .bgr = true, | |
1043 | .gpios = (const struct fbtft_gpio []) { | |
1044 | { "reset", 25 }, | |
1045 | { "dc", 24 }, | |
1046 | {}, | |
1047 | }, | |
1048 | } | |
1049 | } | |
1050 | }, { | |
1051 | .name = "spidev", | |
1052 | .spi = &(struct spi_board_info) { | |
1053 | .modalias = "spidev", | |
1054 | .max_speed_hz = 500000, | |
1055 | .bus_num = 0, | |
1056 | .chip_select = 0, | |
1057 | .mode = SPI_MODE_0, | |
1058 | .platform_data = &(struct fbtft_platform_data) { | |
1059 | .gpios = (const struct fbtft_gpio []) { | |
1060 | {}, | |
1061 | }, | |
1062 | } | |
1063 | } | |
1064 | }, { | |
1065 | .name = "ssd1331", | |
1066 | .spi = &(struct spi_board_info) { | |
1067 | .modalias = "fb_ssd1331", | |
1068 | .max_speed_hz = 20000000, | |
1069 | .mode = SPI_MODE_3, | |
1070 | .platform_data = &(struct fbtft_platform_data) { | |
1071 | .display = { | |
1072 | .buswidth = 8, | |
1073 | }, | |
1074 | .gpios = (const struct fbtft_gpio []) { | |
1075 | { "reset", 24 }, | |
1076 | { "dc", 25 }, | |
1077 | {}, | |
1078 | }, | |
1079 | } | |
1080 | } | |
1081 | }, { | |
1082 | .name = "tinylcd35", | |
1083 | .spi = &(struct spi_board_info) { | |
1084 | .modalias = "fb_tinylcd", | |
1085 | .max_speed_hz = 32000000, | |
1086 | .mode = SPI_MODE_0, | |
1087 | .platform_data = &(struct fbtft_platform_data) { | |
1088 | .display = { | |
1089 | .buswidth = 8, | |
1090 | .backlight = 1, | |
1091 | }, | |
1092 | .bgr = true, | |
1093 | .gpios = (const struct fbtft_gpio []) { | |
1094 | { "reset", 25 }, | |
1095 | { "dc", 24 }, | |
1096 | { "led", 18 }, | |
1097 | {}, | |
1098 | }, | |
1099 | } | |
1100 | } | |
1101 | }, { | |
1102 | .name = "tm022hdh26", | |
1103 | .spi = &(struct spi_board_info) { | |
1104 | .modalias = "fb_ili9341", | |
1105 | .max_speed_hz = 32000000, | |
1106 | .mode = SPI_MODE_0, | |
1107 | .platform_data = &(struct fbtft_platform_data) { | |
1108 | .display = { | |
1109 | .buswidth = 8, | |
1110 | .backlight = 1, | |
1111 | }, | |
1112 | .bgr = true, | |
1113 | .gpios = (const struct fbtft_gpio []) { | |
1114 | { "reset", 25 }, | |
1115 | { "dc", 24 }, | |
1116 | { "led", 18 }, | |
1117 | {}, | |
1118 | }, | |
1119 | } | |
1120 | } | |
1121 | }, { | |
1122 | .name = "tontec35_9481", /* boards before 02 July 2014 */ | |
1123 | .spi = &(struct spi_board_info) { | |
1124 | .modalias = "fb_ili9481", | |
1125 | .max_speed_hz = 128000000, | |
1126 | .mode = SPI_MODE_3, | |
1127 | .platform_data = &(struct fbtft_platform_data) { | |
1128 | .display = { | |
1129 | .buswidth = 8, | |
1130 | .backlight = 1, | |
1131 | }, | |
1132 | .bgr = true, | |
1133 | .gpios = (const struct fbtft_gpio []) { | |
1134 | { "reset", 15 }, | |
1135 | { "dc", 25 }, | |
1136 | { "led_", 18 }, | |
1137 | {}, | |
1138 | }, | |
1139 | } | |
1140 | } | |
1141 | }, { | |
1142 | .name = "tontec35_9486", /* boards after 02 July 2014 */ | |
1143 | .spi = &(struct spi_board_info) { | |
1144 | .modalias = "fb_ili9486", | |
1145 | .max_speed_hz = 128000000, | |
1146 | .mode = SPI_MODE_3, | |
1147 | .platform_data = &(struct fbtft_platform_data) { | |
1148 | .display = { | |
1149 | .buswidth = 8, | |
1150 | .backlight = 1, | |
1151 | }, | |
1152 | .bgr = true, | |
1153 | .gpios = (const struct fbtft_gpio []) { | |
1154 | { "reset", 15 }, | |
1155 | { "dc", 25 }, | |
1156 | { "led_", 18 }, | |
1157 | {}, | |
1158 | }, | |
1159 | } | |
1160 | } | |
1161 | }, { | |
1162 | .name = "upd161704", | |
1163 | .spi = &(struct spi_board_info) { | |
1164 | .modalias = "fb_upd161704", | |
1165 | .max_speed_hz = 32000000, | |
1166 | .mode = SPI_MODE_0, | |
1167 | .platform_data = &(struct fbtft_platform_data) { | |
1168 | .display = { | |
1169 | .buswidth = 8, | |
1170 | }, | |
1171 | .gpios = (const struct fbtft_gpio []) { | |
1172 | { "reset", 24 }, | |
1173 | { "dc", 25 }, | |
1174 | {}, | |
1175 | }, | |
1176 | } | |
1177 | } | |
1178 | }, { | |
1179 | .name = "waveshare32b", | |
1180 | .spi = &(struct spi_board_info) { | |
1181 | .modalias = "fb_ili9340", | |
1182 | .max_speed_hz = 48000000, | |
1183 | .mode = SPI_MODE_0, | |
1184 | .platform_data = &(struct fbtft_platform_data) { | |
1185 | .display = { | |
1186 | .buswidth = 8, | |
1187 | .backlight = 1, | |
3c588452 AG |
1188 | .init_sequence = |
1189 | waveshare32b_init_sequence, | |
06d30f02 TP |
1190 | }, |
1191 | .bgr = true, | |
1192 | .gpios = (const struct fbtft_gpio []) { | |
1193 | { "reset", 27 }, | |
1194 | { "dc", 22 }, | |
1195 | {}, | |
1196 | }, | |
1197 | } | |
1198 | } | |
1199 | }, { | |
1200 | .name = "waveshare22", | |
1201 | .spi = &(struct spi_board_info) { | |
1202 | .modalias = "fb_bd663474", | |
1203 | .max_speed_hz = 32000000, | |
1204 | .mode = SPI_MODE_3, | |
1205 | .platform_data = &(struct fbtft_platform_data) { | |
1206 | .display = { | |
1207 | .buswidth = 8, | |
1208 | }, | |
1209 | .gpios = (const struct fbtft_gpio []) { | |
1210 | { "reset", 24 }, | |
1211 | { "dc", 25 }, | |
1212 | {}, | |
1213 | }, | |
1214 | } | |
1215 | } | |
1216 | }, { | |
1217 | /* This should be the last item. | |
fe9b610b AJ |
1218 | * Used with the custom argument |
1219 | */ | |
06d30f02 TP |
1220 | .name = "", |
1221 | .spi = &(struct spi_board_info) { | |
1222 | .modalias = "", | |
1223 | .max_speed_hz = 0, | |
1224 | .mode = SPI_MODE_0, | |
1225 | .platform_data = &(struct fbtft_platform_data) { | |
1226 | .gpios = (const struct fbtft_gpio []) { | |
1227 | {}, | |
1228 | }, | |
1229 | } | |
1230 | }, | |
1231 | .pdev = &(struct platform_device) { | |
1232 | .name = "", | |
1233 | .id = 0, | |
1234 | .dev = { | |
1235 | .release = fbtft_device_pdev_release, | |
1236 | .platform_data = &(struct fbtft_platform_data) { | |
1237 | .gpios = (const struct fbtft_gpio []) { | |
1238 | {}, | |
1239 | }, | |
1240 | }, | |
1241 | }, | |
1242 | }, | |
1243 | } | |
1244 | }; | |
1245 | ||
1246 | static int write_gpio16_wr_slow(struct fbtft_par *par, void *buf, size_t len) | |
1247 | { | |
1248 | u16 data; | |
1249 | int i; | |
1250 | #ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO | |
1251 | static u16 prev_data; | |
1252 | #endif | |
1253 | ||
1254 | fbtft_par_dbg_hex(DEBUG_WRITE, par, par->info->device, u8, buf, len, | |
1255 | "%s(len=%d): ", __func__, len); | |
1256 | ||
1257 | while (len) { | |
8cd977c3 | 1258 | data = *(u16 *)buf; |
06d30f02 TP |
1259 | |
1260 | /* Start writing by pulling down /WR */ | |
1261 | gpio_set_value(par->gpio.wr, 0); | |
1262 | ||
1263 | /* Set data */ | |
1264 | #ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO | |
1265 | if (data == prev_data) { | |
1266 | gpio_set_value(par->gpio.wr, 0); /* used as delay */ | |
1267 | } else { | |
1268 | for (i = 0; i < 16; i++) { | |
1269 | if ((data & 1) != (prev_data & 1)) | |
1270 | gpio_set_value(par->gpio.db[i], | |
b30367c0 | 1271 | data & 1); |
06d30f02 TP |
1272 | data >>= 1; |
1273 | prev_data >>= 1; | |
1274 | } | |
1275 | } | |
1276 | #else | |
1277 | for (i = 0; i < 16; i++) { | |
b30367c0 | 1278 | gpio_set_value(par->gpio.db[i], data & 1); |
06d30f02 TP |
1279 | data >>= 1; |
1280 | } | |
1281 | #endif | |
1282 | ||
1283 | /* Pullup /WR */ | |
1284 | gpio_set_value(par->gpio.wr, 1); | |
1285 | ||
1286 | #ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO | |
8cd977c3 | 1287 | prev_data = *(u16 *)buf; |
06d30f02 TP |
1288 | #endif |
1289 | buf += 2; | |
1290 | len -= 2; | |
1291 | } | |
1292 | ||
1293 | return 0; | |
1294 | } | |
1295 | ||
1296 | static void adafruit18_green_tab_set_addr_win(struct fbtft_par *par, | |
1297 | int xs, int ys, int xe, int ye) | |
1298 | { | |
06d30f02 TP |
1299 | write_reg(par, 0x2A, 0, xs + 2, 0, xe + 2); |
1300 | write_reg(par, 0x2B, 0, ys + 1, 0, ye + 1); | |
1301 | write_reg(par, 0x2C); | |
1302 | } | |
1303 | ||
1304 | /* used if gpios parameter is present */ | |
94c0a544 | 1305 | static struct fbtft_gpio fbtft_device_param_gpios[MAX_GPIOS + 1] = { }; |
06d30f02 TP |
1306 | |
1307 | static void fbtft_device_pdev_release(struct device *dev) | |
1308 | { | |
1309 | /* Needed to silence this message: | |
fe9b610b AJ |
1310 | * Device 'xxx' does not have a release() function, |
1311 | * it is broken and must be fixed | |
1312 | */ | |
06d30f02 TP |
1313 | } |
1314 | ||
1315 | static int spi_device_found(struct device *dev, void *data) | |
1316 | { | |
5d5ccf21 | 1317 | struct spi_device *spi = to_spi_device(dev); |
06d30f02 | 1318 | |
962539a0 SM |
1319 | dev_info(dev, "%s %s %dkHz %d bits mode=0x%02X\n", spi->modalias, |
1320 | dev_name(dev), spi->max_speed_hz / 1000, spi->bits_per_word, | |
1321 | spi->mode); | |
06d30f02 TP |
1322 | |
1323 | return 0; | |
1324 | } | |
1325 | ||
1326 | static void pr_spi_devices(void) | |
1327 | { | |
e714b7ea | 1328 | pr_debug("SPI devices registered:\n"); |
06d30f02 TP |
1329 | bus_for_each_dev(&spi_bus_type, NULL, NULL, spi_device_found); |
1330 | } | |
1331 | ||
1332 | static int p_device_found(struct device *dev, void *data) | |
1333 | { | |
1334 | struct platform_device | |
f6bfc25e | 1335 | *pdev = to_platform_device(dev); |
06d30f02 TP |
1336 | |
1337 | if (strstr(pdev->name, "fb")) | |
962539a0 SM |
1338 | dev_info(dev, "%s id=%d pdata? %s\n", pdev->name, pdev->id, |
1339 | pdev->dev.platform_data ? "yes" : "no"); | |
06d30f02 TP |
1340 | |
1341 | return 0; | |
1342 | } | |
1343 | ||
1344 | static void pr_p_devices(void) | |
1345 | { | |
e714b7ea | 1346 | pr_debug("'fb' Platform devices registered:\n"); |
06d30f02 TP |
1347 | bus_for_each_dev(&platform_bus_type, NULL, NULL, p_device_found); |
1348 | } | |
1349 | ||
1350 | #ifdef MODULE | |
1c41494a | 1351 | static void fbtft_device_spi_delete(struct spi_master *master, unsigned int cs) |
06d30f02 TP |
1352 | { |
1353 | struct device *dev; | |
1354 | char str[32]; | |
1355 | ||
1356 | snprintf(str, sizeof(str), "%s.%u", dev_name(&master->dev), cs); | |
1357 | ||
1358 | dev = bus_find_device_by_name(&spi_bus_type, NULL, str); | |
1359 | if (dev) { | |
1360 | if (verbose) | |
962539a0 | 1361 | dev_info(dev, "Deleting %s\n", str); |
06d30f02 TP |
1362 | device_del(dev); |
1363 | } | |
1364 | } | |
1365 | ||
1366 | static int fbtft_device_spi_device_register(struct spi_board_info *spi) | |
1367 | { | |
1368 | struct spi_master *master; | |
1369 | ||
1370 | master = spi_busnum_to_master(spi->bus_num); | |
1371 | if (!master) { | |
805deadb SM |
1372 | pr_err("spi_busnum_to_master(%d) returned NULL\n", |
1373 | spi->bus_num); | |
06d30f02 TP |
1374 | return -EINVAL; |
1375 | } | |
1376 | /* make sure it's available */ | |
1377 | fbtft_device_spi_delete(master, spi->chip_select); | |
1378 | spi_device = spi_new_device(master, spi); | |
1379 | put_device(&master->dev); | |
1380 | if (!spi_device) { | |
962539a0 | 1381 | dev_err(&master->dev, "spi_new_device() returned NULL\n"); |
06d30f02 TP |
1382 | return -EPERM; |
1383 | } | |
1384 | return 0; | |
1385 | } | |
1386 | #else | |
1387 | static int fbtft_device_spi_device_register(struct spi_board_info *spi) | |
1388 | { | |
1389 | return spi_register_board_info(spi, 1); | |
1390 | } | |
1391 | #endif | |
1392 | ||
1393 | static int __init fbtft_device_init(void) | |
1394 | { | |
1395 | struct spi_board_info *spi = NULL; | |
1396 | struct fbtft_platform_data *pdata; | |
1397 | const struct fbtft_gpio *gpio = NULL; | |
1398 | char *p_gpio, *p_name, *p_num; | |
1399 | bool found = false; | |
1400 | int i = 0; | |
1401 | long val; | |
1402 | int ret = 0; | |
1403 | ||
604e383c | 1404 | if (!name) { |
06d30f02 | 1405 | #ifdef MODULE |
805deadb | 1406 | pr_err("missing module parameter: 'name'\n"); |
06d30f02 TP |
1407 | return -EINVAL; |
1408 | #else | |
1409 | return 0; | |
1410 | #endif | |
1411 | } | |
1412 | ||
1413 | if (init_num > FBTFT_MAX_INIT_SEQUENCE) { | |
805deadb SM |
1414 | pr_err("init parameter: exceeded max array size: %d\n", |
1415 | FBTFT_MAX_INIT_SEQUENCE); | |
06d30f02 TP |
1416 | return -EINVAL; |
1417 | } | |
1418 | ||
1419 | /* parse module parameter: gpios */ | |
1420 | while ((p_gpio = strsep(&gpios, ","))) { | |
52b4f6e0 | 1421 | if (!strchr(p_gpio, ':')) { |
805deadb SM |
1422 | pr_err("error: missing ':' in gpios parameter: %s\n", |
1423 | p_gpio); | |
06d30f02 TP |
1424 | return -EINVAL; |
1425 | } | |
1426 | p_num = p_gpio; | |
1427 | p_name = strsep(&p_num, ":"); | |
52b4f6e0 | 1428 | if (!p_name || !p_num) { |
805deadb SM |
1429 | pr_err("something bad happened parsing gpios parameter: %s\n", |
1430 | p_gpio); | |
06d30f02 TP |
1431 | return -EINVAL; |
1432 | } | |
1433 | ret = kstrtol(p_num, 10, &val); | |
1434 | if (ret) { | |
805deadb SM |
1435 | pr_err("could not parse number in gpios parameter: %s:%s\n", |
1436 | p_name, p_num); | |
06d30f02 TP |
1437 | return -EINVAL; |
1438 | } | |
eb6a2dbf SM |
1439 | strncpy(fbtft_device_param_gpios[i].name, p_name, |
1440 | FBTFT_GPIO_NAME_SIZE - 1); | |
8cd977c3 | 1441 | fbtft_device_param_gpios[i++].gpio = (int)val; |
06d30f02 | 1442 | if (i == MAX_GPIOS) { |
805deadb SM |
1443 | pr_err("gpios parameter: exceeded max array size: %d\n", |
1444 | MAX_GPIOS); | |
06d30f02 TP |
1445 | return -EINVAL; |
1446 | } | |
1447 | } | |
1448 | if (fbtft_device_param_gpios[0].name[0]) | |
1449 | gpio = fbtft_device_param_gpios; | |
1450 | ||
1451 | if (verbose > 2) | |
1452 | pr_spi_devices(); /* print list of registered SPI devices */ | |
1453 | ||
1454 | if (verbose > 2) | |
1455 | pr_p_devices(); /* print list of 'fb' platform devices */ | |
1456 | ||
805deadb | 1457 | pr_debug("name='%s', busnum=%d, cs=%d\n", name, busnum, cs); |
06d30f02 TP |
1458 | |
1459 | if (rotate > 0 && rotate < 4) { | |
1460 | rotate = (4 - rotate) * 90; | |
1461 | pr_warn("argument 'rotate' should be an angle. Values 1-3 is deprecated. Setting it to %d.\n", | |
1462 | rotate); | |
1463 | } | |
1464 | if (rotate != 0 && rotate != 90 && rotate != 180 && rotate != 270) { | |
1465 | pr_warn("argument 'rotate' illegal value: %d. Setting it to 0.\n", | |
1466 | rotate); | |
1467 | rotate = 0; | |
1468 | } | |
1469 | ||
1470 | /* name=list lists all supported displays */ | |
fb7014df | 1471 | if (strncmp(name, "list", FBTFT_GPIO_NAME_SIZE) == 0) { |
805deadb | 1472 | pr_info("Supported displays:\n"); |
06d30f02 TP |
1473 | |
1474 | for (i = 0; i < ARRAY_SIZE(displays); i++) | |
805deadb | 1475 | pr_info("%s\n", displays[i].name); |
06d30f02 TP |
1476 | return -ECANCELED; |
1477 | } | |
1478 | ||
1479 | if (custom) { | |
1480 | i = ARRAY_SIZE(displays) - 1; | |
1481 | displays[i].name = name; | |
1482 | if (speed == 0) { | |
1483 | displays[i].pdev->name = name; | |
1484 | displays[i].spi = NULL; | |
1485 | } else { | |
8414fe11 | 1486 | strlcpy(displays[i].spi->modalias, name, SPI_NAME_SIZE); |
06d30f02 TP |
1487 | displays[i].pdev = NULL; |
1488 | } | |
1489 | } | |
1490 | ||
1491 | for (i = 0; i < ARRAY_SIZE(displays); i++) { | |
1492 | if (strncmp(name, displays[i].name, 32) == 0) { | |
1493 | if (displays[i].spi) { | |
1494 | spi = displays[i].spi; | |
1495 | spi->chip_select = cs; | |
1496 | spi->bus_num = busnum; | |
1497 | if (speed) | |
1498 | spi->max_speed_hz = speed; | |
1499 | if (mode != -1) | |
1500 | spi->mode = mode; | |
1501 | pdata = (void *)spi->platform_data; | |
1502 | } else if (displays[i].pdev) { | |
1503 | p_device = displays[i].pdev; | |
1504 | pdata = p_device->dev.platform_data; | |
1505 | } else { | |
805deadb | 1506 | pr_err("broken displays array\n"); |
06d30f02 TP |
1507 | return -EINVAL; |
1508 | } | |
1509 | ||
1510 | pdata->rotate = rotate; | |
1511 | if (bgr == 0) | |
1512 | pdata->bgr = false; | |
1513 | else if (bgr == 1) | |
1514 | pdata->bgr = true; | |
1515 | if (startbyte) | |
1516 | pdata->startbyte = startbyte; | |
1517 | if (gamma) | |
1518 | pdata->gamma = gamma; | |
1519 | pdata->display.debug = debug; | |
1520 | if (fps) | |
1521 | pdata->fps = fps; | |
1522 | if (txbuflen) | |
1523 | pdata->txbuflen = txbuflen; | |
1524 | if (init_num) | |
1525 | pdata->display.init_sequence = init; | |
1526 | if (gpio) | |
1527 | pdata->gpios = gpio; | |
1528 | if (custom) { | |
1529 | pdata->display.width = width; | |
1530 | pdata->display.height = height; | |
1531 | pdata->display.buswidth = buswidth; | |
1532 | pdata->display.backlight = 1; | |
1533 | } | |
1534 | ||
1535 | if (displays[i].spi) { | |
1536 | ret = fbtft_device_spi_device_register(spi); | |
1537 | if (ret) { | |
805deadb | 1538 | pr_err("failed to register SPI device\n"); |
06d30f02 TP |
1539 | return ret; |
1540 | } | |
06d30f02 TP |
1541 | } else { |
1542 | ret = platform_device_register(p_device); | |
1543 | if (ret < 0) { | |
805deadb SM |
1544 | pr_err("platform_device_register() returned %d\n", |
1545 | ret); | |
06d30f02 TP |
1546 | return ret; |
1547 | } | |
06d30f02 | 1548 | } |
bc573c51 AG |
1549 | found = true; |
1550 | break; | |
06d30f02 TP |
1551 | } |
1552 | } | |
1553 | ||
1554 | if (!found) { | |
805deadb | 1555 | pr_err("display not supported: '%s'\n", name); |
06d30f02 TP |
1556 | return -EINVAL; |
1557 | } | |
1558 | ||
1559 | if (verbose && pdata && pdata->gpios) { | |
1560 | gpio = pdata->gpios; | |
805deadb | 1561 | pr_info("GPIOS used by '%s':\n", name); |
06d30f02 TP |
1562 | found = false; |
1563 | while (verbose && gpio->name[0]) { | |
805deadb | 1564 | pr_info("'%s' = GPIO%d\n", gpio->name, gpio->gpio); |
06d30f02 TP |
1565 | gpio++; |
1566 | found = true; | |
1567 | } | |
1568 | if (!found) | |
805deadb | 1569 | pr_info("(none)\n"); |
06d30f02 TP |
1570 | } |
1571 | ||
1572 | if (spi_device && (verbose > 1)) | |
1573 | pr_spi_devices(); | |
1574 | if (p_device && (verbose > 1)) | |
1575 | pr_p_devices(); | |
1576 | ||
1577 | return 0; | |
1578 | } | |
1579 | ||
1580 | static void __exit fbtft_device_exit(void) | |
1581 | { | |
06d30f02 TP |
1582 | if (spi_device) { |
1583 | device_del(&spi_device->dev); | |
1584 | kfree(spi_device); | |
1585 | } | |
1586 | ||
1587 | if (p_device) | |
1588 | platform_device_unregister(p_device); | |
1589 | ||
1590 | } | |
1591 | ||
1592 | arch_initcall(fbtft_device_init); | |
1593 | module_exit(fbtft_device_exit); | |
1594 | ||
1595 | MODULE_DESCRIPTION("Add a FBTFT device."); | |
1596 | MODULE_AUTHOR("Noralf Tronnes"); | |
1597 | MODULE_LICENSE("GPL"); |