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783de57c | 1 | // SPDX-License-Identifier: GPL-2.0+ |
06d30f02 TP |
2 | /* |
3 | * | |
4 | * Copyright (C) 2013, Noralf Tronnes | |
06d30f02 TP |
5 | */ |
6 | ||
805deadb | 7 | #define pr_fmt(fmt) "fbtft_device: " fmt |
06d30f02 TP |
8 | #include <linux/module.h> |
9 | #include <linux/kernel.h> | |
10 | #include <linux/init.h> | |
11 | #include <linux/gpio.h> | |
12 | #include <linux/spi/spi.h> | |
598af18a | 13 | #include <video/mipi_display.h> |
06d30f02 TP |
14 | |
15 | #include "fbtft.h" | |
16 | ||
06d30f02 TP |
17 | #define MAX_GPIOS 32 |
18 | ||
cc060ed0 FJ |
19 | static struct spi_device *spi_device; |
20 | static struct platform_device *p_device; | |
06d30f02 TP |
21 | |
22 | static char *name; | |
ced04842 | 23 | module_param(name, charp, 0000); |
56cda8ac | 24 | MODULE_PARM_DESC(name, "Devicename (required). name=list => list all supported devices."); |
06d30f02 | 25 | |
1c41494a | 26 | static unsigned int rotate; |
ced04842 | 27 | module_param(rotate, uint, 0000); |
06d30f02 TP |
28 | MODULE_PARM_DESC(rotate, |
29 | "Angle to rotate display counter clockwise: 0, 90, 180, 270"); | |
30 | ||
1c41494a | 31 | static unsigned int busnum; |
ced04842 | 32 | module_param(busnum, uint, 0000); |
06d30f02 TP |
33 | MODULE_PARM_DESC(busnum, "SPI bus number (default=0)"); |
34 | ||
1c41494a | 35 | static unsigned int cs; |
ced04842 | 36 | module_param(cs, uint, 0000); |
06d30f02 TP |
37 | MODULE_PARM_DESC(cs, "SPI chip select (default=0)"); |
38 | ||
1c41494a | 39 | static unsigned int speed; |
ced04842 | 40 | module_param(speed, uint, 0000); |
06d30f02 TP |
41 | MODULE_PARM_DESC(speed, "SPI speed (override device default)"); |
42 | ||
43 | static int mode = -1; | |
ced04842 | 44 | module_param(mode, int, 0000); |
06d30f02 TP |
45 | MODULE_PARM_DESC(mode, "SPI mode (override device default)"); |
46 | ||
47 | static char *gpios; | |
ced04842 | 48 | module_param(gpios, charp, 0000); |
06d30f02 | 49 | MODULE_PARM_DESC(gpios, |
56cda8ac | 50 | "List of gpios. Comma separated with the form: reset:23,dc:24 (when overriding the default, all gpios must be specified)"); |
06d30f02 | 51 | |
1c41494a | 52 | static unsigned int fps; |
ced04842 | 53 | module_param(fps, uint, 0000); |
06d30f02 TP |
54 | MODULE_PARM_DESC(fps, "Frames per second (override driver default)"); |
55 | ||
56 | static char *gamma; | |
ced04842 | 57 | module_param(gamma, charp, 0000); |
06d30f02 TP |
58 | MODULE_PARM_DESC(gamma, |
59 | "String representation of Gamma Curve(s). Driver specific."); | |
60 | ||
61 | static int txbuflen; | |
ced04842 | 62 | module_param(txbuflen, int, 0000); |
06d30f02 TP |
63 | MODULE_PARM_DESC(txbuflen, "txbuflen (override driver default)"); |
64 | ||
65 | static int bgr = -1; | |
ced04842 | 66 | module_param(bgr, int, 0000); |
06d30f02 TP |
67 | MODULE_PARM_DESC(bgr, |
68 | "BGR bit (supported by some drivers)."); | |
69 | ||
1c41494a | 70 | static unsigned int startbyte; |
ced04842 | 71 | module_param(startbyte, uint, 0000); |
06d30f02 TP |
72 | MODULE_PARM_DESC(startbyte, "Sets the Start byte used by some SPI displays."); |
73 | ||
74 | static bool custom; | |
ced04842 | 75 | module_param(custom, bool, 0000); |
56cda8ac | 76 | MODULE_PARM_DESC(custom, "Add a custom display device. Use speed= argument to make it a SPI device, else platform_device"); |
06d30f02 | 77 | |
1c41494a | 78 | static unsigned int width; |
ced04842 | 79 | module_param(width, uint, 0000); |
06d30f02 TP |
80 | MODULE_PARM_DESC(width, "Display width, used with the custom argument"); |
81 | ||
1c41494a | 82 | static unsigned int height; |
ced04842 | 83 | module_param(height, uint, 0000); |
06d30f02 TP |
84 | MODULE_PARM_DESC(height, "Display height, used with the custom argument"); |
85 | ||
1c41494a | 86 | static unsigned int buswidth = 8; |
ced04842 | 87 | module_param(buswidth, uint, 0000); |
06d30f02 TP |
88 | MODULE_PARM_DESC(buswidth, "Display bus width, used with the custom argument"); |
89 | ||
9f8e0562 | 90 | static s16 init[FBTFT_MAX_INIT_SEQUENCE]; |
06d30f02 | 91 | static int init_num; |
ced04842 | 92 | module_param_array(init, short, &init_num, 0000); |
06d30f02 TP |
93 | MODULE_PARM_DESC(init, "Init sequence, used with the custom argument"); |
94 | ||
95 | static unsigned long debug; | |
ced04842 | 96 | module_param(debug, ulong, 0000); |
06d30f02 TP |
97 | MODULE_PARM_DESC(debug, |
98 | "level: 0-7 (the remaining 29 bits is for advanced usage)"); | |
99 | ||
1c41494a | 100 | static unsigned int verbose = 3; |
ced04842 | 101 | module_param(verbose, uint, 0000); |
06d30f02 TP |
102 | MODULE_PARM_DESC(verbose, |
103 | "0 silent, >0 show gpios, >1 show devices, >2 show devices before (default=3)"); | |
104 | ||
06d30f02 TP |
105 | struct fbtft_device_display { |
106 | char *name; | |
107 | struct spi_board_info *spi; | |
108 | struct platform_device *pdev; | |
109 | }; | |
110 | ||
111 | static void fbtft_device_pdev_release(struct device *dev); | |
112 | ||
113 | static int write_gpio16_wr_slow(struct fbtft_par *par, void *buf, size_t len); | |
114 | static void adafruit18_green_tab_set_addr_win(struct fbtft_par *par, | |
115 | int xs, int ys, int xe, int ye); | |
116 | ||
117 | #define ADAFRUIT18_GAMMA \ | |
118 | "02 1c 07 12 37 32 29 2d 29 25 2B 39 00 01 03 10\n" \ | |
119 | "03 1d 07 06 2E 2C 29 2D 2E 2E 37 3F 00 00 02 10" | |
120 | ||
e9f68065 DM |
121 | #define CBERRY28_GAMMA \ |
122 | "D0 00 14 15 13 2C 42 43 4E 09 16 14 18 21\n" \ | |
123 | "D0 00 14 15 13 0B 43 55 53 0C 17 14 23 20" | |
124 | ||
999c8c28 | 125 | static const s16 cberry28_init_sequence[] = { |
e9f68065 | 126 | /* turn off sleep mode */ |
598af18a | 127 | -1, MIPI_DCS_EXIT_SLEEP_MODE, |
e9f68065 DM |
128 | -2, 120, |
129 | ||
130 | /* set pixel format to RGB-565 */ | |
598af18a | 131 | -1, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT, |
e9f68065 DM |
132 | |
133 | -1, 0xB2, 0x0C, 0x0C, 0x00, 0x33, 0x33, | |
134 | ||
135 | /* | |
136 | * VGH = 13.26V | |
137 | * VGL = -10.43V | |
138 | */ | |
139 | -1, 0xB7, 0x35, | |
140 | ||
141 | /* | |
142 | * VDV and VRH register values come from command write | |
143 | * (instead of NVM) | |
144 | */ | |
145 | -1, 0xC2, 0x01, 0xFF, | |
146 | ||
147 | /* | |
148 | * VAP = 4.7V + (VCOM + VCOM offset + 0.5 * VDV) | |
149 | * VAN = -4.7V + (VCOM + VCOM offset + 0.5 * VDV) | |
150 | */ | |
151 | -1, 0xC3, 0x17, | |
152 | ||
153 | /* VDV = 0V */ | |
154 | -1, 0xC4, 0x20, | |
155 | ||
646287ba DM |
156 | /* VCOM = 0.675V */ |
157 | -1, 0xBB, 0x17, | |
e9f68065 DM |
158 | |
159 | /* VCOM offset = 0V */ | |
160 | -1, 0xC5, 0x20, | |
161 | ||
162 | /* | |
646287ba | 163 | * AVDD = 6.8V |
e9f68065 DM |
164 | * AVCL = -4.8V |
165 | * VDS = 2.3V | |
166 | */ | |
646287ba | 167 | -1, 0xD0, 0xA4, 0xA1, |
e9f68065 | 168 | |
598af18a | 169 | -1, MIPI_DCS_SET_DISPLAY_ON, |
e9f68065 DM |
170 | |
171 | -3, | |
172 | }; | |
173 | ||
999c8c28 | 174 | static const s16 hy28b_init_sequence[] = { |
73762b9d AM |
175 | -1, 0x00e7, 0x0010, -1, 0x0000, 0x0001, |
176 | -1, 0x0001, 0x0100, -1, 0x0002, 0x0700, | |
177 | -1, 0x0003, 0x1030, -1, 0x0004, 0x0000, | |
178 | -1, 0x0008, 0x0207, -1, 0x0009, 0x0000, | |
179 | -1, 0x000a, 0x0000, -1, 0x000c, 0x0001, | |
180 | -1, 0x000d, 0x0000, -1, 0x000f, 0x0000, | |
181 | -1, 0x0010, 0x0000, -1, 0x0011, 0x0007, | |
182 | -1, 0x0012, 0x0000, -1, 0x0013, 0x0000, | |
183 | -2, 50, -1, 0x0010, 0x1590, -1, 0x0011, | |
184 | 0x0227, -2, 50, -1, 0x0012, 0x009c, -2, 50, | |
185 | -1, 0x0013, 0x1900, -1, 0x0029, 0x0023, | |
186 | -1, 0x002b, 0x000e, -2, 50, | |
187 | -1, 0x0020, 0x0000, -1, 0x0021, 0x0000, | |
188 | -2, 50, -1, 0x0050, 0x0000, | |
189 | -1, 0x0051, 0x00ef, -1, 0x0052, 0x0000, | |
190 | -1, 0x0053, 0x013f, -1, 0x0060, 0xa700, | |
191 | -1, 0x0061, 0x0001, -1, 0x006a, 0x0000, | |
192 | -1, 0x0080, 0x0000, -1, 0x0081, 0x0000, | |
193 | -1, 0x0082, 0x0000, -1, 0x0083, 0x0000, | |
194 | -1, 0x0084, 0x0000, -1, 0x0085, 0x0000, | |
195 | -1, 0x0090, 0x0010, -1, 0x0092, 0x0000, | |
196 | -1, 0x0093, 0x0003, -1, 0x0095, 0x0110, | |
197 | -1, 0x0097, 0x0000, -1, 0x0098, 0x0000, | |
198 | -1, 0x0007, 0x0133, -1, 0x0020, 0x0000, | |
199 | -1, 0x0021, 0x0000, -2, 100, -3 }; | |
06d30f02 TP |
200 | |
201 | #define HY28B_GAMMA \ | |
202 | "04 1F 4 7 7 0 7 7 6 0\n" \ | |
203 | "0F 00 1 7 4 0 0 0 6 7" | |
204 | ||
999c8c28 | 205 | static const s16 pitft_init_sequence[] = { |
a79cb390 PL |
206 | -1, MIPI_DCS_SOFT_RESET, |
207 | -2, 5, | |
208 | -1, MIPI_DCS_SET_DISPLAY_OFF, | |
209 | -1, 0xEF, 0x03, 0x80, 0x02, | |
210 | -1, 0xCF, 0x00, 0xC1, 0x30, | |
73762b9d AM |
211 | -1, 0xED, 0x64, 0x03, 0x12, 0x81, |
212 | -1, 0xE8, 0x85, 0x00, 0x78, | |
213 | -1, 0xCB, 0x39, 0x2C, 0x00, 0x34, 0x02, | |
a79cb390 PL |
214 | -1, 0xF7, 0x20, |
215 | -1, 0xEA, 0x00, 0x00, | |
216 | -1, 0xC0, 0x23, | |
217 | -1, 0xC1, 0x10, | |
218 | -1, 0xC5, 0x3E, 0x28, | |
219 | -1, 0xC7, 0x86, | |
220 | -1, MIPI_DCS_SET_PIXEL_FORMAT, 0x55, | |
221 | -1, 0xB1, 0x00, 0x18, | |
222 | -1, 0xB6, 0x08, 0x82, 0x27, | |
223 | -1, 0xF2, 0x00, | |
224 | -1, MIPI_DCS_SET_GAMMA_CURVE, 0x01, | |
225 | -1, 0xE0, 0x0F, 0x31, 0x2B, 0x0C, 0x0E, 0x08, 0x4E, | |
226 | 0xF1, 0x37, 0x07, 0x10, 0x03, 0x0E, 0x09, 0x00, | |
227 | -1, 0xE1, 0x00, 0x0E, 0x14, 0x03, 0x11, 0x07, 0x31, | |
228 | 0xC1, 0x48, 0x08, 0x0F, 0x0C, 0x31, 0x36, 0x0F, | |
229 | -1, MIPI_DCS_EXIT_SLEEP_MODE, | |
230 | -2, 100, | |
231 | -1, MIPI_DCS_SET_DISPLAY_ON, | |
232 | -2, 20, | |
233 | -3 | |
234 | }; | |
06d30f02 | 235 | |
999c8c28 | 236 | static const s16 waveshare32b_init_sequence[] = { |
73762b9d AM |
237 | -1, 0xCB, 0x39, 0x2C, 0x00, 0x34, 0x02, |
238 | -1, 0xCF, 0x00, 0xC1, 0x30, | |
a79cb390 PL |
239 | -1, 0xE8, 0x85, 0x00, 0x78, |
240 | -1, 0xEA, 0x00, 0x00, | |
241 | -1, 0xED, 0x64, 0x03, 0x12, 0x81, | |
242 | -1, 0xF7, 0x20, | |
243 | -1, 0xC0, 0x23, | |
244 | -1, 0xC1, 0x10, | |
245 | -1, 0xC5, 0x3E, 0x28, | |
246 | -1, 0xC7, 0x86, | |
247 | -1, MIPI_DCS_SET_ADDRESS_MODE, 0x28, | |
248 | -1, MIPI_DCS_SET_PIXEL_FORMAT, 0x55, | |
249 | -1, 0xB1, 0x00, 0x18, | |
250 | -1, 0xB6, 0x08, 0x82, 0x27, | |
251 | -1, 0xF2, 0x00, | |
252 | -1, MIPI_DCS_SET_GAMMA_CURVE, 0x01, | |
73762b9d | 253 | -1, 0xE0, 0x0F, 0x31, 0x2B, 0x0C, 0x0E, 0x08, 0x4E, |
a79cb390 | 254 | 0xF1, 0x37, 0x07, 0x10, 0x03, 0x0E, 0x09, 0x00, |
73762b9d | 255 | -1, 0xE1, 0x00, 0x0E, 0x14, 0x03, 0x11, 0x07, 0x31, |
a79cb390 PL |
256 | 0xC1, 0x48, 0x08, 0x0F, 0x0C, 0x31, 0x36, 0x0F, |
257 | -1, MIPI_DCS_EXIT_SLEEP_MODE, | |
258 | -2, 120, | |
259 | -1, MIPI_DCS_SET_DISPLAY_ON, | |
260 | -1, MIPI_DCS_WRITE_MEMORY_START, | |
261 | -3 | |
262 | }; | |
06d30f02 TP |
263 | |
264 | /* Supported displays in alphabetical order */ | |
265 | static struct fbtft_device_display displays[] = { | |
266 | { | |
267 | .name = "adafruit18", | |
268 | .spi = &(struct spi_board_info) { | |
269 | .modalias = "fb_st7735r", | |
270 | .max_speed_hz = 32000000, | |
271 | .mode = SPI_MODE_0, | |
272 | .platform_data = &(struct fbtft_platform_data) { | |
273 | .display = { | |
274 | .buswidth = 8, | |
275 | .backlight = 1, | |
276 | }, | |
277 | .gpios = (const struct fbtft_gpio []) { | |
278 | { "reset", 25 }, | |
279 | { "dc", 24 }, | |
280 | { "led", 18 }, | |
281 | {}, | |
282 | }, | |
283 | .gamma = ADAFRUIT18_GAMMA, | |
284 | } | |
285 | } | |
286 | }, { | |
287 | .name = "adafruit18_green", | |
288 | .spi = &(struct spi_board_info) { | |
289 | .modalias = "fb_st7735r", | |
290 | .max_speed_hz = 4000000, | |
291 | .mode = SPI_MODE_0, | |
292 | .platform_data = &(struct fbtft_platform_data) { | |
293 | .display = { | |
294 | .buswidth = 8, | |
295 | .backlight = 1, | |
6c604d66 | 296 | .fbtftops.set_addr_win = |
06d30f02 TP |
297 | adafruit18_green_tab_set_addr_win, |
298 | }, | |
299 | .bgr = true, | |
300 | .gpios = (const struct fbtft_gpio []) { | |
301 | { "reset", 25 }, | |
302 | { "dc", 24 }, | |
303 | { "led", 18 }, | |
304 | {}, | |
305 | }, | |
306 | .gamma = ADAFRUIT18_GAMMA, | |
307 | } | |
308 | } | |
309 | }, { | |
310 | .name = "adafruit22", | |
311 | .spi = &(struct spi_board_info) { | |
312 | .modalias = "fb_hx8340bn", | |
313 | .max_speed_hz = 32000000, | |
314 | .mode = SPI_MODE_0, | |
315 | .platform_data = &(struct fbtft_platform_data) { | |
316 | .display = { | |
317 | .buswidth = 9, | |
318 | .backlight = 1, | |
319 | }, | |
320 | .bgr = true, | |
321 | .gpios = (const struct fbtft_gpio []) { | |
322 | { "reset", 25 }, | |
323 | { "led", 23 }, | |
324 | {}, | |
325 | }, | |
326 | } | |
327 | } | |
328 | }, { | |
329 | .name = "adafruit22a", | |
330 | .spi = &(struct spi_board_info) { | |
331 | .modalias = "fb_ili9340", | |
332 | .max_speed_hz = 32000000, | |
333 | .mode = SPI_MODE_0, | |
334 | .platform_data = &(struct fbtft_platform_data) { | |
335 | .display = { | |
336 | .buswidth = 8, | |
337 | .backlight = 1, | |
338 | }, | |
339 | .bgr = true, | |
340 | .gpios = (const struct fbtft_gpio []) { | |
341 | { "reset", 25 }, | |
342 | { "dc", 24 }, | |
343 | { "led", 18 }, | |
344 | {}, | |
345 | }, | |
346 | } | |
347 | } | |
348 | }, { | |
349 | .name = "adafruit28", | |
350 | .spi = &(struct spi_board_info) { | |
351 | .modalias = "fb_ili9341", | |
352 | .max_speed_hz = 32000000, | |
353 | .mode = SPI_MODE_0, | |
354 | .platform_data = &(struct fbtft_platform_data) { | |
355 | .display = { | |
356 | .buswidth = 8, | |
357 | .backlight = 1, | |
358 | }, | |
359 | .bgr = true, | |
360 | .gpios = (const struct fbtft_gpio []) { | |
361 | { "reset", 25 }, | |
362 | { "dc", 24 }, | |
363 | { "led", 18 }, | |
364 | {}, | |
365 | }, | |
366 | } | |
367 | } | |
368 | }, { | |
369 | .name = "adafruit13m", | |
370 | .spi = &(struct spi_board_info) { | |
371 | .modalias = "fb_ssd1306", | |
372 | .max_speed_hz = 16000000, | |
373 | .mode = SPI_MODE_0, | |
374 | .platform_data = &(struct fbtft_platform_data) { | |
375 | .display = { | |
376 | .buswidth = 8, | |
377 | }, | |
378 | .gpios = (const struct fbtft_gpio []) { | |
379 | { "reset", 25 }, | |
380 | { "dc", 24 }, | |
381 | {}, | |
382 | }, | |
383 | } | |
384 | } | |
e9f68065 DM |
385 | }, { |
386 | .name = "admatec_c-berry28", | |
387 | .spi = &(struct spi_board_info) { | |
388 | .modalias = "fb_st7789v", | |
389 | .max_speed_hz = 48000000, | |
390 | .mode = SPI_MODE_0, | |
391 | .platform_data = &(struct fbtft_platform_data) { | |
392 | .display = { | |
393 | .buswidth = 8, | |
394 | .backlight = 1, | |
395 | .init_sequence = cberry28_init_sequence, | |
396 | }, | |
397 | .gpios = (const struct fbtft_gpio []) { | |
398 | { "reset", 25 }, | |
399 | { "dc", 22 }, | |
400 | { "led", 18 }, | |
401 | {}, | |
402 | }, | |
403 | .gamma = CBERRY28_GAMMA, | |
404 | } | |
405 | } | |
06d30f02 TP |
406 | }, { |
407 | .name = "agm1264k-fl", | |
408 | .pdev = &(struct platform_device) { | |
409 | .name = "fb_agm1264k-fl", | |
410 | .id = 0, | |
411 | .dev = { | |
412 | .release = fbtft_device_pdev_release, | |
413 | .platform_data = &(struct fbtft_platform_data) { | |
414 | .display = { | |
415 | .buswidth = 8, | |
416 | .backlight = FBTFT_ONBOARD_BACKLIGHT, | |
417 | }, | |
418 | .gpios = (const struct fbtft_gpio []) { | |
419 | {}, | |
420 | }, | |
421 | }, | |
422 | } | |
423 | } | |
424 | }, { | |
425 | .name = "dogs102", | |
426 | .spi = &(struct spi_board_info) { | |
427 | .modalias = "fb_uc1701", | |
428 | .max_speed_hz = 8000000, | |
429 | .mode = SPI_MODE_0, | |
430 | .platform_data = &(struct fbtft_platform_data) { | |
431 | .display = { | |
432 | .buswidth = 8, | |
433 | }, | |
434 | .bgr = true, | |
435 | .gpios = (const struct fbtft_gpio []) { | |
436 | { "reset", 13 }, | |
437 | { "dc", 6 }, | |
438 | {}, | |
439 | }, | |
440 | } | |
441 | } | |
442 | }, { | |
443 | .name = "er_tftm050_2", | |
444 | .spi = &(struct spi_board_info) { | |
445 | .modalias = "fb_ra8875", | |
446 | .max_speed_hz = 5000000, | |
447 | .mode = SPI_MODE_3, | |
448 | .platform_data = &(struct fbtft_platform_data) { | |
449 | .display = { | |
450 | .buswidth = 8, | |
451 | .backlight = 1, | |
452 | .width = 480, | |
453 | .height = 272, | |
454 | }, | |
455 | .bgr = true, | |
456 | .gpios = (const struct fbtft_gpio []) { | |
457 | { "reset", 25 }, | |
458 | { "dc", 24 }, | |
459 | {}, | |
460 | }, | |
461 | } | |
462 | } | |
463 | }, { | |
464 | .name = "er_tftm070_5", | |
465 | .spi = &(struct spi_board_info) { | |
466 | .modalias = "fb_ra8875", | |
467 | .max_speed_hz = 5000000, | |
468 | .mode = SPI_MODE_3, | |
469 | .platform_data = &(struct fbtft_platform_data) { | |
470 | .display = { | |
471 | .buswidth = 8, | |
472 | .backlight = 1, | |
473 | .width = 800, | |
474 | .height = 480, | |
475 | }, | |
476 | .bgr = true, | |
477 | .gpios = (const struct fbtft_gpio []) { | |
478 | { "reset", 25 }, | |
479 | { "dc", 24 }, | |
480 | {}, | |
481 | }, | |
482 | } | |
483 | } | |
a1560f9b HC |
484 | }, { |
485 | .name = "ew24ha0", | |
486 | .spi = &(struct spi_board_info) { | |
487 | .modalias = "fb_uc1611", | |
488 | .max_speed_hz = 32000000, | |
489 | .mode = SPI_MODE_3, | |
490 | .platform_data = &(struct fbtft_platform_data) { | |
491 | .display = { | |
492 | .buswidth = 8, | |
493 | }, | |
494 | .gpios = (const struct fbtft_gpio []) { | |
495 | { "dc", 24 }, | |
496 | {}, | |
497 | }, | |
498 | } | |
499 | } | |
500 | }, { | |
501 | .name = "ew24ha0_9bit", | |
502 | .spi = &(struct spi_board_info) { | |
503 | .modalias = "fb_uc1611", | |
504 | .max_speed_hz = 32000000, | |
505 | .mode = SPI_MODE_3, | |
506 | .platform_data = &(struct fbtft_platform_data) { | |
507 | .display = { | |
508 | .buswidth = 9, | |
509 | }, | |
510 | .gpios = (const struct fbtft_gpio []) { | |
511 | {}, | |
512 | }, | |
513 | } | |
514 | } | |
06d30f02 TP |
515 | }, { |
516 | .name = "flexfb", | |
517 | .spi = &(struct spi_board_info) { | |
518 | .modalias = "flexfb", | |
519 | .max_speed_hz = 32000000, | |
520 | .mode = SPI_MODE_0, | |
521 | .platform_data = &(struct fbtft_platform_data) { | |
522 | .gpios = (const struct fbtft_gpio []) { | |
523 | { "reset", 25 }, | |
524 | { "dc", 24 }, | |
525 | {}, | |
526 | }, | |
527 | } | |
528 | } | |
529 | }, { | |
530 | .name = "flexpfb", | |
531 | .pdev = &(struct platform_device) { | |
532 | .name = "flexpfb", | |
533 | .id = 0, | |
534 | .dev = { | |
535 | .release = fbtft_device_pdev_release, | |
536 | .platform_data = &(struct fbtft_platform_data) { | |
537 | .gpios = (const struct fbtft_gpio []) { | |
538 | { "reset", 17 }, | |
539 | { "dc", 1 }, | |
540 | { "wr", 0 }, | |
541 | { "cs", 21 }, | |
542 | { "db00", 9 }, | |
543 | { "db01", 11 }, | |
544 | { "db02", 18 }, | |
545 | { "db03", 23 }, | |
546 | { "db04", 24 }, | |
547 | { "db05", 25 }, | |
548 | { "db06", 8 }, | |
549 | { "db07", 7 }, | |
550 | { "led", 4 }, | |
551 | {}, | |
552 | }, | |
553 | }, | |
554 | } | |
555 | } | |
556 | }, { | |
557 | .name = "freetronicsoled128", | |
558 | .spi = &(struct spi_board_info) { | |
559 | .modalias = "fb_ssd1351", | |
560 | .max_speed_hz = 20000000, | |
561 | .mode = SPI_MODE_0, | |
562 | .platform_data = &(struct fbtft_platform_data) { | |
563 | .display = { | |
564 | .buswidth = 8, | |
565 | .backlight = FBTFT_ONBOARD_BACKLIGHT, | |
566 | }, | |
567 | .bgr = true, | |
568 | .gpios = (const struct fbtft_gpio []) { | |
569 | { "reset", 24 }, | |
570 | { "dc", 25 }, | |
571 | {}, | |
572 | }, | |
573 | } | |
574 | } | |
575 | }, { | |
576 | .name = "hx8353d", | |
577 | .spi = &(struct spi_board_info) { | |
578 | .modalias = "fb_hx8353d", | |
579 | .max_speed_hz = 16000000, | |
580 | .mode = SPI_MODE_0, | |
581 | .platform_data = &(struct fbtft_platform_data) { | |
582 | .display = { | |
583 | .buswidth = 8, | |
584 | .backlight = 1, | |
585 | }, | |
586 | .gpios = (const struct fbtft_gpio []) { | |
587 | { "reset", 25 }, | |
588 | { "dc", 24 }, | |
589 | { "led", 23 }, | |
590 | {}, | |
591 | }, | |
592 | } | |
593 | } | |
594 | }, { | |
595 | .name = "hy28a", | |
596 | .spi = &(struct spi_board_info) { | |
597 | .modalias = "fb_ili9320", | |
598 | .max_speed_hz = 32000000, | |
599 | .mode = SPI_MODE_3, | |
600 | .platform_data = &(struct fbtft_platform_data) { | |
601 | .display = { | |
602 | .buswidth = 8, | |
603 | .backlight = 1, | |
604 | }, | |
153fe946 | 605 | .startbyte = 0x70, |
06d30f02 TP |
606 | .bgr = true, |
607 | .gpios = (const struct fbtft_gpio []) { | |
608 | { "reset", 25 }, | |
609 | { "led", 18 }, | |
610 | {}, | |
611 | }, | |
612 | } | |
613 | } | |
614 | }, { | |
615 | .name = "hy28b", | |
616 | .spi = &(struct spi_board_info) { | |
617 | .modalias = "fb_ili9325", | |
618 | .max_speed_hz = 48000000, | |
619 | .mode = SPI_MODE_3, | |
620 | .platform_data = &(struct fbtft_platform_data) { | |
621 | .display = { | |
622 | .buswidth = 8, | |
623 | .backlight = 1, | |
624 | .init_sequence = hy28b_init_sequence, | |
625 | }, | |
153fe946 | 626 | .startbyte = 0x70, |
06d30f02 | 627 | .bgr = true, |
73762b9d | 628 | .fps = 50, |
06d30f02 TP |
629 | .gpios = (const struct fbtft_gpio []) { |
630 | { "reset", 25 }, | |
631 | { "led", 18 }, | |
632 | {}, | |
633 | }, | |
634 | .gamma = HY28B_GAMMA, | |
635 | } | |
636 | } | |
637 | }, { | |
638 | .name = "ili9481", | |
639 | .spi = &(struct spi_board_info) { | |
640 | .modalias = "fb_ili9481", | |
641 | .max_speed_hz = 32000000, | |
642 | .mode = SPI_MODE_0, | |
643 | .platform_data = &(struct fbtft_platform_data) { | |
644 | .display = { | |
645 | .regwidth = 16, | |
646 | .buswidth = 8, | |
647 | .backlight = 1, | |
648 | }, | |
649 | .bgr = true, | |
650 | .gpios = (const struct fbtft_gpio []) { | |
651 | { "reset", 25 }, | |
652 | { "dc", 24 }, | |
653 | { "led", 22 }, | |
654 | {}, | |
655 | }, | |
656 | } | |
657 | } | |
658 | }, { | |
659 | .name = "itdb24", | |
660 | .pdev = &(struct platform_device) { | |
661 | .name = "fb_s6d1121", | |
662 | .id = 0, | |
663 | .dev = { | |
664 | .release = fbtft_device_pdev_release, | |
665 | .platform_data = &(struct fbtft_platform_data) { | |
666 | .display = { | |
667 | .buswidth = 8, | |
668 | .backlight = 1, | |
669 | }, | |
670 | .bgr = false, | |
671 | .gpios = (const struct fbtft_gpio []) { | |
672 | /* Wiring for LCD adapter kit */ | |
673 | { "reset", 7 }, | |
8e56b955 AG |
674 | { "dc", 0 }, /* rev 2: 2 */ |
675 | { "wr", 1 }, /* rev 2: 3 */ | |
06d30f02 TP |
676 | { "cs", 8 }, |
677 | { "db00", 17 }, | |
678 | { "db01", 18 }, | |
679 | { "db02", 21 }, /* rev 2: 27 */ | |
680 | { "db03", 22 }, | |
681 | { "db04", 23 }, | |
682 | { "db05", 24 }, | |
683 | { "db06", 25 }, | |
684 | { "db07", 4 }, | |
685 | {} | |
686 | }, | |
687 | }, | |
688 | } | |
689 | } | |
690 | }, { | |
691 | .name = "itdb28", | |
692 | .pdev = &(struct platform_device) { | |
693 | .name = "fb_ili9325", | |
694 | .id = 0, | |
695 | .dev = { | |
696 | .release = fbtft_device_pdev_release, | |
697 | .platform_data = &(struct fbtft_platform_data) { | |
698 | .display = { | |
699 | .buswidth = 8, | |
700 | .backlight = 1, | |
701 | }, | |
702 | .bgr = true, | |
703 | .gpios = (const struct fbtft_gpio []) { | |
704 | {}, | |
705 | }, | |
706 | }, | |
707 | } | |
708 | } | |
709 | }, { | |
710 | .name = "itdb28_spi", | |
711 | .spi = &(struct spi_board_info) { | |
712 | .modalias = "fb_ili9325", | |
713 | .max_speed_hz = 32000000, | |
714 | .mode = SPI_MODE_0, | |
715 | .platform_data = &(struct fbtft_platform_data) { | |
716 | .display = { | |
717 | .buswidth = 8, | |
718 | .backlight = 1, | |
719 | }, | |
720 | .bgr = true, | |
721 | .gpios = (const struct fbtft_gpio []) { | |
722 | { "reset", 25 }, | |
723 | { "dc", 24 }, | |
724 | {}, | |
725 | }, | |
726 | } | |
727 | } | |
728 | }, { | |
729 | .name = "mi0283qt-2", | |
730 | .spi = &(struct spi_board_info) { | |
731 | .modalias = "fb_hx8347d", | |
732 | .max_speed_hz = 32000000, | |
733 | .mode = SPI_MODE_0, | |
734 | .platform_data = &(struct fbtft_platform_data) { | |
735 | .display = { | |
736 | .buswidth = 8, | |
737 | .backlight = 1, | |
738 | }, | |
153fe946 | 739 | .startbyte = 0x70, |
06d30f02 TP |
740 | .bgr = true, |
741 | .gpios = (const struct fbtft_gpio []) { | |
742 | { "reset", 25 }, | |
743 | { "dc", 24 }, | |
744 | { "led", 18 }, | |
745 | {}, | |
746 | }, | |
747 | } | |
748 | } | |
749 | }, { | |
750 | .name = "mi0283qt-9a", | |
751 | .spi = &(struct spi_board_info) { | |
752 | .modalias = "fb_ili9341", | |
753 | .max_speed_hz = 32000000, | |
754 | .mode = SPI_MODE_0, | |
755 | .platform_data = &(struct fbtft_platform_data) { | |
756 | .display = { | |
757 | .buswidth = 9, | |
758 | .backlight = 1, | |
759 | }, | |
760 | .bgr = true, | |
761 | .gpios = (const struct fbtft_gpio []) { | |
762 | { "reset", 25 }, | |
763 | { "led", 18 }, | |
764 | {}, | |
765 | }, | |
766 | } | |
767 | } | |
768 | }, { | |
769 | .name = "mi0283qt-v2", | |
770 | .spi = &(struct spi_board_info) { | |
771 | .modalias = "fb_watterott", | |
772 | .max_speed_hz = 4000000, | |
773 | .mode = SPI_MODE_3, | |
774 | .platform_data = &(struct fbtft_platform_data) { | |
775 | .gpios = (const struct fbtft_gpio []) { | |
776 | { "reset", 25 }, | |
777 | {}, | |
778 | }, | |
779 | } | |
780 | } | |
781 | }, { | |
782 | .name = "nokia3310", | |
783 | .spi = &(struct spi_board_info) { | |
784 | .modalias = "fb_pcd8544", | |
785 | .max_speed_hz = 400000, | |
786 | .mode = SPI_MODE_0, | |
787 | .platform_data = &(struct fbtft_platform_data) { | |
788 | .display = { | |
789 | .buswidth = 8, | |
790 | }, | |
791 | .gpios = (const struct fbtft_gpio []) { | |
792 | { "reset", 25 }, | |
793 | { "dc", 24 }, | |
794 | { "led", 23 }, | |
795 | {}, | |
796 | }, | |
797 | } | |
798 | } | |
799 | }, { | |
800 | .name = "nokia3310a", | |
801 | .spi = &(struct spi_board_info) { | |
802 | .modalias = "fb_tls8204", | |
803 | .max_speed_hz = 1000000, | |
804 | .mode = SPI_MODE_0, | |
805 | .platform_data = &(struct fbtft_platform_data) { | |
806 | .display = { | |
807 | .buswidth = 8, | |
808 | }, | |
809 | .gpios = (const struct fbtft_gpio []) { | |
810 | { "reset", 25 }, | |
811 | { "dc", 24 }, | |
812 | { "led", 23 }, | |
813 | {}, | |
814 | }, | |
815 | } | |
816 | } | |
817 | }, { | |
3b143b55 KA |
818 | .name = "nokia5110", |
819 | .spi = &(struct spi_board_info) { | |
820 | .modalias = "fb_ili9163", | |
821 | .max_speed_hz = 12000000, | |
822 | .mode = SPI_MODE_0, | |
823 | .platform_data = &(struct fbtft_platform_data) { | |
824 | .display = { | |
825 | .buswidth = 8, | |
826 | .backlight = 1, | |
827 | }, | |
828 | .bgr = true, | |
829 | .gpios = (const struct fbtft_gpio []) { | |
830 | {}, | |
831 | }, | |
832 | } | |
833 | } | |
834 | }, { | |
835 | ||
06d30f02 TP |
836 | .name = "piscreen", |
837 | .spi = &(struct spi_board_info) { | |
838 | .modalias = "fb_ili9486", | |
839 | .max_speed_hz = 32000000, | |
840 | .mode = SPI_MODE_0, | |
841 | .platform_data = &(struct fbtft_platform_data) { | |
842 | .display = { | |
843 | .regwidth = 16, | |
844 | .buswidth = 8, | |
845 | .backlight = 1, | |
846 | }, | |
847 | .bgr = true, | |
848 | .gpios = (const struct fbtft_gpio []) { | |
849 | { "reset", 25 }, | |
850 | { "dc", 24 }, | |
851 | { "led", 22 }, | |
852 | {}, | |
853 | }, | |
854 | } | |
855 | } | |
856 | }, { | |
857 | .name = "pitft", | |
858 | .spi = &(struct spi_board_info) { | |
859 | .modalias = "fb_ili9340", | |
860 | .max_speed_hz = 32000000, | |
861 | .mode = SPI_MODE_0, | |
862 | .chip_select = 0, | |
863 | .platform_data = &(struct fbtft_platform_data) { | |
864 | .display = { | |
865 | .buswidth = 8, | |
866 | .backlight = 1, | |
867 | .init_sequence = pitft_init_sequence, | |
868 | }, | |
869 | .bgr = true, | |
870 | .gpios = (const struct fbtft_gpio []) { | |
871 | { "dc", 25 }, | |
872 | {}, | |
873 | }, | |
874 | } | |
875 | } | |
876 | }, { | |
877 | .name = "pioled", | |
878 | .spi = &(struct spi_board_info) { | |
879 | .modalias = "fb_ssd1351", | |
880 | .max_speed_hz = 20000000, | |
881 | .mode = SPI_MODE_0, | |
882 | .platform_data = &(struct fbtft_platform_data) { | |
883 | .display = { | |
884 | .buswidth = 8, | |
885 | }, | |
886 | .bgr = true, | |
887 | .gpios = (const struct fbtft_gpio []) { | |
888 | { "reset", 24 }, | |
889 | { "dc", 25 }, | |
890 | {}, | |
891 | }, | |
6c604d66 AG |
892 | .gamma = "0 2 2 2 2 2 2 2 " |
893 | "2 2 2 2 2 2 2 2 " | |
894 | "2 2 2 2 2 2 2 2 " | |
895 | "2 2 2 2 2 2 2 3 " | |
896 | "3 3 3 3 3 3 3 3 " | |
897 | "3 3 3 3 3 3 3 3 " | |
898 | "3 3 3 4 4 4 4 4 " | |
06d30f02 TP |
899 | "4 4 4 4 4 4 4" |
900 | } | |
901 | } | |
902 | }, { | |
903 | .name = "rpi-display", | |
904 | .spi = &(struct spi_board_info) { | |
905 | .modalias = "fb_ili9341", | |
906 | .max_speed_hz = 32000000, | |
907 | .mode = SPI_MODE_0, | |
908 | .platform_data = &(struct fbtft_platform_data) { | |
909 | .display = { | |
910 | .buswidth = 8, | |
911 | .backlight = 1, | |
912 | }, | |
913 | .bgr = true, | |
914 | .gpios = (const struct fbtft_gpio []) { | |
915 | { "reset", 23 }, | |
916 | { "dc", 24 }, | |
917 | { "led", 18 }, | |
918 | {}, | |
919 | }, | |
920 | } | |
921 | } | |
922 | }, { | |
923 | .name = "s6d02a1", | |
924 | .spi = &(struct spi_board_info) { | |
925 | .modalias = "fb_s6d02a1", | |
926 | .max_speed_hz = 32000000, | |
927 | .mode = SPI_MODE_0, | |
928 | .platform_data = &(struct fbtft_platform_data) { | |
929 | .display = { | |
930 | .buswidth = 8, | |
931 | .backlight = 1, | |
932 | }, | |
933 | .bgr = true, | |
934 | .gpios = (const struct fbtft_gpio []) { | |
935 | { "reset", 25 }, | |
936 | { "dc", 24 }, | |
937 | { "led", 23 }, | |
938 | {}, | |
939 | }, | |
940 | } | |
941 | } | |
942 | }, { | |
943 | .name = "sainsmart18", | |
944 | .spi = &(struct spi_board_info) { | |
945 | .modalias = "fb_st7735r", | |
946 | .max_speed_hz = 32000000, | |
947 | .mode = SPI_MODE_0, | |
948 | .platform_data = &(struct fbtft_platform_data) { | |
949 | .display = { | |
950 | .buswidth = 8, | |
951 | }, | |
952 | .gpios = (const struct fbtft_gpio []) { | |
953 | { "reset", 25 }, | |
954 | { "dc", 24 }, | |
955 | {}, | |
956 | }, | |
957 | } | |
958 | } | |
959 | }, { | |
960 | .name = "sainsmart32", | |
961 | .pdev = &(struct platform_device) { | |
962 | .name = "fb_ssd1289", | |
963 | .id = 0, | |
964 | .dev = { | |
965 | .release = fbtft_device_pdev_release, | |
966 | .platform_data = &(struct fbtft_platform_data) { | |
967 | .display = { | |
968 | .buswidth = 16, | |
969 | .txbuflen = -2, /* disable buffer */ | |
970 | .backlight = 1, | |
971 | .fbtftops.write = write_gpio16_wr_slow, | |
972 | }, | |
973 | .bgr = true, | |
974 | .gpios = (const struct fbtft_gpio []) { | |
975 | {}, | |
976 | }, | |
977 | }, | |
978 | }, | |
979 | } | |
980 | }, { | |
981 | .name = "sainsmart32_fast", | |
982 | .pdev = &(struct platform_device) { | |
983 | .name = "fb_ssd1289", | |
984 | .id = 0, | |
985 | .dev = { | |
986 | .release = fbtft_device_pdev_release, | |
987 | .platform_data = &(struct fbtft_platform_data) { | |
988 | .display = { | |
989 | .buswidth = 16, | |
990 | .txbuflen = -2, /* disable buffer */ | |
991 | .backlight = 1, | |
992 | }, | |
993 | .bgr = true, | |
994 | .gpios = (const struct fbtft_gpio []) { | |
995 | {}, | |
996 | }, | |
997 | }, | |
998 | }, | |
999 | } | |
1000 | }, { | |
1001 | .name = "sainsmart32_latched", | |
1002 | .pdev = &(struct platform_device) { | |
1003 | .name = "fb_ssd1289", | |
1004 | .id = 0, | |
1005 | .dev = { | |
1006 | .release = fbtft_device_pdev_release, | |
1007 | .platform_data = &(struct fbtft_platform_data) { | |
1008 | .display = { | |
1009 | .buswidth = 16, | |
1010 | .txbuflen = -2, /* disable buffer */ | |
1011 | .backlight = 1, | |
6c604d66 | 1012 | .fbtftops.write = |
06d30f02 TP |
1013 | fbtft_write_gpio16_wr_latched, |
1014 | }, | |
1015 | .bgr = true, | |
1016 | .gpios = (const struct fbtft_gpio []) { | |
1017 | {}, | |
1018 | }, | |
1019 | }, | |
1020 | }, | |
1021 | } | |
1022 | }, { | |
1023 | .name = "sainsmart32_spi", | |
1024 | .spi = &(struct spi_board_info) { | |
1025 | .modalias = "fb_ssd1289", | |
1026 | .max_speed_hz = 16000000, | |
1027 | .mode = SPI_MODE_0, | |
1028 | .platform_data = &(struct fbtft_platform_data) { | |
1029 | .display = { | |
1030 | .buswidth = 8, | |
1031 | .backlight = 1, | |
1032 | }, | |
1033 | .bgr = true, | |
1034 | .gpios = (const struct fbtft_gpio []) { | |
1035 | { "reset", 25 }, | |
1036 | { "dc", 24 }, | |
1037 | {}, | |
1038 | }, | |
1039 | } | |
1040 | } | |
1041 | }, { | |
1042 | .name = "spidev", | |
1043 | .spi = &(struct spi_board_info) { | |
1044 | .modalias = "spidev", | |
1045 | .max_speed_hz = 500000, | |
1046 | .bus_num = 0, | |
1047 | .chip_select = 0, | |
1048 | .mode = SPI_MODE_0, | |
1049 | .platform_data = &(struct fbtft_platform_data) { | |
1050 | .gpios = (const struct fbtft_gpio []) { | |
1051 | {}, | |
1052 | }, | |
1053 | } | |
1054 | } | |
1055 | }, { | |
1056 | .name = "ssd1331", | |
1057 | .spi = &(struct spi_board_info) { | |
1058 | .modalias = "fb_ssd1331", | |
1059 | .max_speed_hz = 20000000, | |
1060 | .mode = SPI_MODE_3, | |
1061 | .platform_data = &(struct fbtft_platform_data) { | |
1062 | .display = { | |
1063 | .buswidth = 8, | |
1064 | }, | |
1065 | .gpios = (const struct fbtft_gpio []) { | |
1066 | { "reset", 24 }, | |
1067 | { "dc", 25 }, | |
1068 | {}, | |
1069 | }, | |
1070 | } | |
1071 | } | |
1072 | }, { | |
1073 | .name = "tinylcd35", | |
1074 | .spi = &(struct spi_board_info) { | |
1075 | .modalias = "fb_tinylcd", | |
1076 | .max_speed_hz = 32000000, | |
1077 | .mode = SPI_MODE_0, | |
1078 | .platform_data = &(struct fbtft_platform_data) { | |
1079 | .display = { | |
1080 | .buswidth = 8, | |
1081 | .backlight = 1, | |
1082 | }, | |
1083 | .bgr = true, | |
1084 | .gpios = (const struct fbtft_gpio []) { | |
1085 | { "reset", 25 }, | |
1086 | { "dc", 24 }, | |
1087 | { "led", 18 }, | |
1088 | {}, | |
1089 | }, | |
1090 | } | |
1091 | } | |
1092 | }, { | |
1093 | .name = "tm022hdh26", | |
1094 | .spi = &(struct spi_board_info) { | |
1095 | .modalias = "fb_ili9341", | |
1096 | .max_speed_hz = 32000000, | |
1097 | .mode = SPI_MODE_0, | |
1098 | .platform_data = &(struct fbtft_platform_data) { | |
1099 | .display = { | |
1100 | .buswidth = 8, | |
1101 | .backlight = 1, | |
1102 | }, | |
1103 | .bgr = true, | |
1104 | .gpios = (const struct fbtft_gpio []) { | |
1105 | { "reset", 25 }, | |
1106 | { "dc", 24 }, | |
1107 | { "led", 18 }, | |
1108 | {}, | |
1109 | }, | |
1110 | } | |
1111 | } | |
1112 | }, { | |
1113 | .name = "tontec35_9481", /* boards before 02 July 2014 */ | |
1114 | .spi = &(struct spi_board_info) { | |
1115 | .modalias = "fb_ili9481", | |
1116 | .max_speed_hz = 128000000, | |
1117 | .mode = SPI_MODE_3, | |
1118 | .platform_data = &(struct fbtft_platform_data) { | |
1119 | .display = { | |
1120 | .buswidth = 8, | |
1121 | .backlight = 1, | |
1122 | }, | |
1123 | .bgr = true, | |
1124 | .gpios = (const struct fbtft_gpio []) { | |
1125 | { "reset", 15 }, | |
1126 | { "dc", 25 }, | |
1127 | { "led_", 18 }, | |
1128 | {}, | |
1129 | }, | |
1130 | } | |
1131 | } | |
1132 | }, { | |
1133 | .name = "tontec35_9486", /* boards after 02 July 2014 */ | |
1134 | .spi = &(struct spi_board_info) { | |
1135 | .modalias = "fb_ili9486", | |
1136 | .max_speed_hz = 128000000, | |
1137 | .mode = SPI_MODE_3, | |
1138 | .platform_data = &(struct fbtft_platform_data) { | |
1139 | .display = { | |
1140 | .buswidth = 8, | |
1141 | .backlight = 1, | |
1142 | }, | |
1143 | .bgr = true, | |
1144 | .gpios = (const struct fbtft_gpio []) { | |
1145 | { "reset", 15 }, | |
1146 | { "dc", 25 }, | |
1147 | { "led_", 18 }, | |
1148 | {}, | |
1149 | }, | |
1150 | } | |
1151 | } | |
1152 | }, { | |
1153 | .name = "upd161704", | |
1154 | .spi = &(struct spi_board_info) { | |
1155 | .modalias = "fb_upd161704", | |
1156 | .max_speed_hz = 32000000, | |
1157 | .mode = SPI_MODE_0, | |
1158 | .platform_data = &(struct fbtft_platform_data) { | |
1159 | .display = { | |
1160 | .buswidth = 8, | |
1161 | }, | |
1162 | .gpios = (const struct fbtft_gpio []) { | |
1163 | { "reset", 24 }, | |
1164 | { "dc", 25 }, | |
1165 | {}, | |
1166 | }, | |
1167 | } | |
1168 | } | |
1169 | }, { | |
1170 | .name = "waveshare32b", | |
1171 | .spi = &(struct spi_board_info) { | |
1172 | .modalias = "fb_ili9340", | |
1173 | .max_speed_hz = 48000000, | |
1174 | .mode = SPI_MODE_0, | |
1175 | .platform_data = &(struct fbtft_platform_data) { | |
1176 | .display = { | |
1177 | .buswidth = 8, | |
1178 | .backlight = 1, | |
3c588452 AG |
1179 | .init_sequence = |
1180 | waveshare32b_init_sequence, | |
06d30f02 TP |
1181 | }, |
1182 | .bgr = true, | |
1183 | .gpios = (const struct fbtft_gpio []) { | |
1184 | { "reset", 27 }, | |
1185 | { "dc", 22 }, | |
1186 | {}, | |
1187 | }, | |
1188 | } | |
1189 | } | |
1190 | }, { | |
1191 | .name = "waveshare22", | |
1192 | .spi = &(struct spi_board_info) { | |
1193 | .modalias = "fb_bd663474", | |
1194 | .max_speed_hz = 32000000, | |
1195 | .mode = SPI_MODE_3, | |
1196 | .platform_data = &(struct fbtft_platform_data) { | |
1197 | .display = { | |
1198 | .buswidth = 8, | |
1199 | }, | |
1200 | .gpios = (const struct fbtft_gpio []) { | |
1201 | { "reset", 24 }, | |
1202 | { "dc", 25 }, | |
1203 | {}, | |
1204 | }, | |
1205 | } | |
1206 | } | |
1207 | }, { | |
1208 | /* This should be the last item. | |
fe9b610b AJ |
1209 | * Used with the custom argument |
1210 | */ | |
06d30f02 TP |
1211 | .name = "", |
1212 | .spi = &(struct spi_board_info) { | |
1213 | .modalias = "", | |
1214 | .max_speed_hz = 0, | |
1215 | .mode = SPI_MODE_0, | |
1216 | .platform_data = &(struct fbtft_platform_data) { | |
1217 | .gpios = (const struct fbtft_gpio []) { | |
1218 | {}, | |
1219 | }, | |
1220 | } | |
1221 | }, | |
1222 | .pdev = &(struct platform_device) { | |
1223 | .name = "", | |
1224 | .id = 0, | |
1225 | .dev = { | |
1226 | .release = fbtft_device_pdev_release, | |
1227 | .platform_data = &(struct fbtft_platform_data) { | |
1228 | .gpios = (const struct fbtft_gpio []) { | |
1229 | {}, | |
1230 | }, | |
1231 | }, | |
1232 | }, | |
1233 | }, | |
1234 | } | |
1235 | }; | |
1236 | ||
1237 | static int write_gpio16_wr_slow(struct fbtft_par *par, void *buf, size_t len) | |
1238 | { | |
1239 | u16 data; | |
1240 | int i; | |
1241 | #ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO | |
1242 | static u16 prev_data; | |
1243 | #endif | |
1244 | ||
1245 | fbtft_par_dbg_hex(DEBUG_WRITE, par, par->info->device, u8, buf, len, | |
1246 | "%s(len=%d): ", __func__, len); | |
1247 | ||
1248 | while (len) { | |
8cd977c3 | 1249 | data = *(u16 *)buf; |
06d30f02 TP |
1250 | |
1251 | /* Start writing by pulling down /WR */ | |
1252 | gpio_set_value(par->gpio.wr, 0); | |
1253 | ||
1254 | /* Set data */ | |
1255 | #ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO | |
1256 | if (data == prev_data) { | |
1257 | gpio_set_value(par->gpio.wr, 0); /* used as delay */ | |
1258 | } else { | |
1259 | for (i = 0; i < 16; i++) { | |
1260 | if ((data & 1) != (prev_data & 1)) | |
1261 | gpio_set_value(par->gpio.db[i], | |
b30367c0 | 1262 | data & 1); |
06d30f02 TP |
1263 | data >>= 1; |
1264 | prev_data >>= 1; | |
1265 | } | |
1266 | } | |
1267 | #else | |
1268 | for (i = 0; i < 16; i++) { | |
b30367c0 | 1269 | gpio_set_value(par->gpio.db[i], data & 1); |
06d30f02 TP |
1270 | data >>= 1; |
1271 | } | |
1272 | #endif | |
1273 | ||
1274 | /* Pullup /WR */ | |
1275 | gpio_set_value(par->gpio.wr, 1); | |
1276 | ||
1277 | #ifndef DO_NOT_OPTIMIZE_FBTFT_WRITE_GPIO | |
8cd977c3 | 1278 | prev_data = *(u16 *)buf; |
06d30f02 TP |
1279 | #endif |
1280 | buf += 2; | |
1281 | len -= 2; | |
1282 | } | |
1283 | ||
1284 | return 0; | |
1285 | } | |
1286 | ||
1287 | static void adafruit18_green_tab_set_addr_win(struct fbtft_par *par, | |
1288 | int xs, int ys, int xe, int ye) | |
1289 | { | |
06d30f02 TP |
1290 | write_reg(par, 0x2A, 0, xs + 2, 0, xe + 2); |
1291 | write_reg(par, 0x2B, 0, ys + 1, 0, ye + 1); | |
1292 | write_reg(par, 0x2C); | |
1293 | } | |
1294 | ||
1295 | /* used if gpios parameter is present */ | |
94c0a544 | 1296 | static struct fbtft_gpio fbtft_device_param_gpios[MAX_GPIOS + 1] = { }; |
06d30f02 TP |
1297 | |
1298 | static void fbtft_device_pdev_release(struct device *dev) | |
1299 | { | |
1300 | /* Needed to silence this message: | |
fe9b610b AJ |
1301 | * Device 'xxx' does not have a release() function, |
1302 | * it is broken and must be fixed | |
1303 | */ | |
06d30f02 TP |
1304 | } |
1305 | ||
1306 | static int spi_device_found(struct device *dev, void *data) | |
1307 | { | |
5d5ccf21 | 1308 | struct spi_device *spi = to_spi_device(dev); |
06d30f02 | 1309 | |
962539a0 SM |
1310 | dev_info(dev, "%s %s %dkHz %d bits mode=0x%02X\n", spi->modalias, |
1311 | dev_name(dev), spi->max_speed_hz / 1000, spi->bits_per_word, | |
1312 | spi->mode); | |
06d30f02 TP |
1313 | |
1314 | return 0; | |
1315 | } | |
1316 | ||
1317 | static void pr_spi_devices(void) | |
1318 | { | |
e714b7ea | 1319 | pr_debug("SPI devices registered:\n"); |
06d30f02 TP |
1320 | bus_for_each_dev(&spi_bus_type, NULL, NULL, spi_device_found); |
1321 | } | |
1322 | ||
1323 | static int p_device_found(struct device *dev, void *data) | |
1324 | { | |
1325 | struct platform_device | |
f6bfc25e | 1326 | *pdev = to_platform_device(dev); |
06d30f02 TP |
1327 | |
1328 | if (strstr(pdev->name, "fb")) | |
962539a0 SM |
1329 | dev_info(dev, "%s id=%d pdata? %s\n", pdev->name, pdev->id, |
1330 | pdev->dev.platform_data ? "yes" : "no"); | |
06d30f02 TP |
1331 | |
1332 | return 0; | |
1333 | } | |
1334 | ||
1335 | static void pr_p_devices(void) | |
1336 | { | |
e714b7ea | 1337 | pr_debug("'fb' Platform devices registered:\n"); |
06d30f02 TP |
1338 | bus_for_each_dev(&platform_bus_type, NULL, NULL, p_device_found); |
1339 | } | |
1340 | ||
1341 | #ifdef MODULE | |
1c41494a | 1342 | static void fbtft_device_spi_delete(struct spi_master *master, unsigned int cs) |
06d30f02 TP |
1343 | { |
1344 | struct device *dev; | |
1345 | char str[32]; | |
1346 | ||
1347 | snprintf(str, sizeof(str), "%s.%u", dev_name(&master->dev), cs); | |
1348 | ||
1349 | dev = bus_find_device_by_name(&spi_bus_type, NULL, str); | |
1350 | if (dev) { | |
1351 | if (verbose) | |
962539a0 | 1352 | dev_info(dev, "Deleting %s\n", str); |
06d30f02 TP |
1353 | device_del(dev); |
1354 | } | |
1355 | } | |
1356 | ||
1357 | static int fbtft_device_spi_device_register(struct spi_board_info *spi) | |
1358 | { | |
1359 | struct spi_master *master; | |
1360 | ||
1361 | master = spi_busnum_to_master(spi->bus_num); | |
1362 | if (!master) { | |
805deadb SM |
1363 | pr_err("spi_busnum_to_master(%d) returned NULL\n", |
1364 | spi->bus_num); | |
06d30f02 TP |
1365 | return -EINVAL; |
1366 | } | |
1367 | /* make sure it's available */ | |
1368 | fbtft_device_spi_delete(master, spi->chip_select); | |
1369 | spi_device = spi_new_device(master, spi); | |
1370 | put_device(&master->dev); | |
1371 | if (!spi_device) { | |
962539a0 | 1372 | dev_err(&master->dev, "spi_new_device() returned NULL\n"); |
06d30f02 TP |
1373 | return -EPERM; |
1374 | } | |
1375 | return 0; | |
1376 | } | |
1377 | #else | |
1378 | static int fbtft_device_spi_device_register(struct spi_board_info *spi) | |
1379 | { | |
1380 | return spi_register_board_info(spi, 1); | |
1381 | } | |
1382 | #endif | |
1383 | ||
1384 | static int __init fbtft_device_init(void) | |
1385 | { | |
1386 | struct spi_board_info *spi = NULL; | |
1387 | struct fbtft_platform_data *pdata; | |
1388 | const struct fbtft_gpio *gpio = NULL; | |
1389 | char *p_gpio, *p_name, *p_num; | |
1390 | bool found = false; | |
1391 | int i = 0; | |
1392 | long val; | |
1393 | int ret = 0; | |
1394 | ||
604e383c | 1395 | if (!name) { |
06d30f02 | 1396 | #ifdef MODULE |
805deadb | 1397 | pr_err("missing module parameter: 'name'\n"); |
06d30f02 TP |
1398 | return -EINVAL; |
1399 | #else | |
1400 | return 0; | |
1401 | #endif | |
1402 | } | |
1403 | ||
1404 | if (init_num > FBTFT_MAX_INIT_SEQUENCE) { | |
805deadb SM |
1405 | pr_err("init parameter: exceeded max array size: %d\n", |
1406 | FBTFT_MAX_INIT_SEQUENCE); | |
06d30f02 TP |
1407 | return -EINVAL; |
1408 | } | |
1409 | ||
1410 | /* parse module parameter: gpios */ | |
1411 | while ((p_gpio = strsep(&gpios, ","))) { | |
52b4f6e0 | 1412 | if (!strchr(p_gpio, ':')) { |
805deadb SM |
1413 | pr_err("error: missing ':' in gpios parameter: %s\n", |
1414 | p_gpio); | |
06d30f02 TP |
1415 | return -EINVAL; |
1416 | } | |
1417 | p_num = p_gpio; | |
1418 | p_name = strsep(&p_num, ":"); | |
52b4f6e0 | 1419 | if (!p_name || !p_num) { |
805deadb SM |
1420 | pr_err("something bad happened parsing gpios parameter: %s\n", |
1421 | p_gpio); | |
06d30f02 TP |
1422 | return -EINVAL; |
1423 | } | |
1424 | ret = kstrtol(p_num, 10, &val); | |
1425 | if (ret) { | |
805deadb SM |
1426 | pr_err("could not parse number in gpios parameter: %s:%s\n", |
1427 | p_name, p_num); | |
06d30f02 TP |
1428 | return -EINVAL; |
1429 | } | |
eb6a2dbf SM |
1430 | strncpy(fbtft_device_param_gpios[i].name, p_name, |
1431 | FBTFT_GPIO_NAME_SIZE - 1); | |
8cd977c3 | 1432 | fbtft_device_param_gpios[i++].gpio = (int)val; |
06d30f02 | 1433 | if (i == MAX_GPIOS) { |
805deadb SM |
1434 | pr_err("gpios parameter: exceeded max array size: %d\n", |
1435 | MAX_GPIOS); | |
06d30f02 TP |
1436 | return -EINVAL; |
1437 | } | |
1438 | } | |
1439 | if (fbtft_device_param_gpios[0].name[0]) | |
1440 | gpio = fbtft_device_param_gpios; | |
1441 | ||
2fad3142 | 1442 | if (verbose > 2) { |
06d30f02 | 1443 | pr_spi_devices(); /* print list of registered SPI devices */ |
06d30f02 | 1444 | pr_p_devices(); /* print list of 'fb' platform devices */ |
2fad3142 | 1445 | } |
06d30f02 | 1446 | |
805deadb | 1447 | pr_debug("name='%s', busnum=%d, cs=%d\n", name, busnum, cs); |
06d30f02 TP |
1448 | |
1449 | if (rotate > 0 && rotate < 4) { | |
1450 | rotate = (4 - rotate) * 90; | |
1451 | pr_warn("argument 'rotate' should be an angle. Values 1-3 is deprecated. Setting it to %d.\n", | |
1452 | rotate); | |
1453 | } | |
1454 | if (rotate != 0 && rotate != 90 && rotate != 180 && rotate != 270) { | |
1455 | pr_warn("argument 'rotate' illegal value: %d. Setting it to 0.\n", | |
1456 | rotate); | |
1457 | rotate = 0; | |
1458 | } | |
1459 | ||
1460 | /* name=list lists all supported displays */ | |
fb7014df | 1461 | if (strncmp(name, "list", FBTFT_GPIO_NAME_SIZE) == 0) { |
805deadb | 1462 | pr_info("Supported displays:\n"); |
06d30f02 TP |
1463 | |
1464 | for (i = 0; i < ARRAY_SIZE(displays); i++) | |
805deadb | 1465 | pr_info("%s\n", displays[i].name); |
06d30f02 TP |
1466 | return -ECANCELED; |
1467 | } | |
1468 | ||
1469 | if (custom) { | |
1470 | i = ARRAY_SIZE(displays) - 1; | |
1471 | displays[i].name = name; | |
1472 | if (speed == 0) { | |
1473 | displays[i].pdev->name = name; | |
1474 | displays[i].spi = NULL; | |
1475 | } else { | |
423875c9 TH |
1476 | size_t len; |
1477 | ||
1478 | len = strlcpy(displays[i].spi->modalias, name, | |
1479 | SPI_NAME_SIZE); | |
1480 | if (len >= SPI_NAME_SIZE) | |
1481 | pr_warn("modalias (name) truncated to: %s\n", | |
1482 | displays[i].spi->modalias); | |
06d30f02 TP |
1483 | displays[i].pdev = NULL; |
1484 | } | |
1485 | } | |
1486 | ||
1487 | for (i = 0; i < ARRAY_SIZE(displays); i++) { | |
dbc36405 | 1488 | if (strncmp(name, displays[i].name, SPI_NAME_SIZE) == 0) { |
06d30f02 TP |
1489 | if (displays[i].spi) { |
1490 | spi = displays[i].spi; | |
1491 | spi->chip_select = cs; | |
1492 | spi->bus_num = busnum; | |
1493 | if (speed) | |
1494 | spi->max_speed_hz = speed; | |
1495 | if (mode != -1) | |
1496 | spi->mode = mode; | |
1497 | pdata = (void *)spi->platform_data; | |
1498 | } else if (displays[i].pdev) { | |
1499 | p_device = displays[i].pdev; | |
1500 | pdata = p_device->dev.platform_data; | |
1501 | } else { | |
805deadb | 1502 | pr_err("broken displays array\n"); |
06d30f02 TP |
1503 | return -EINVAL; |
1504 | } | |
1505 | ||
1506 | pdata->rotate = rotate; | |
1507 | if (bgr == 0) | |
1508 | pdata->bgr = false; | |
1509 | else if (bgr == 1) | |
1510 | pdata->bgr = true; | |
1511 | if (startbyte) | |
1512 | pdata->startbyte = startbyte; | |
1513 | if (gamma) | |
1514 | pdata->gamma = gamma; | |
1515 | pdata->display.debug = debug; | |
1516 | if (fps) | |
1517 | pdata->fps = fps; | |
1518 | if (txbuflen) | |
1519 | pdata->txbuflen = txbuflen; | |
1520 | if (init_num) | |
1521 | pdata->display.init_sequence = init; | |
1522 | if (gpio) | |
1523 | pdata->gpios = gpio; | |
1524 | if (custom) { | |
1525 | pdata->display.width = width; | |
1526 | pdata->display.height = height; | |
1527 | pdata->display.buswidth = buswidth; | |
1528 | pdata->display.backlight = 1; | |
1529 | } | |
1530 | ||
1531 | if (displays[i].spi) { | |
1532 | ret = fbtft_device_spi_device_register(spi); | |
1533 | if (ret) { | |
805deadb | 1534 | pr_err("failed to register SPI device\n"); |
06d30f02 TP |
1535 | return ret; |
1536 | } | |
06d30f02 TP |
1537 | } else { |
1538 | ret = platform_device_register(p_device); | |
1539 | if (ret < 0) { | |
805deadb SM |
1540 | pr_err("platform_device_register() returned %d\n", |
1541 | ret); | |
06d30f02 TP |
1542 | return ret; |
1543 | } | |
06d30f02 | 1544 | } |
bc573c51 AG |
1545 | found = true; |
1546 | break; | |
06d30f02 TP |
1547 | } |
1548 | } | |
1549 | ||
1550 | if (!found) { | |
805deadb | 1551 | pr_err("display not supported: '%s'\n", name); |
06d30f02 TP |
1552 | return -EINVAL; |
1553 | } | |
1554 | ||
1555 | if (verbose && pdata && pdata->gpios) { | |
1556 | gpio = pdata->gpios; | |
805deadb | 1557 | pr_info("GPIOS used by '%s':\n", name); |
06d30f02 TP |
1558 | found = false; |
1559 | while (verbose && gpio->name[0]) { | |
805deadb | 1560 | pr_info("'%s' = GPIO%d\n", gpio->name, gpio->gpio); |
06d30f02 TP |
1561 | gpio++; |
1562 | found = true; | |
1563 | } | |
1564 | if (!found) | |
805deadb | 1565 | pr_info("(none)\n"); |
06d30f02 TP |
1566 | } |
1567 | ||
1568 | if (spi_device && (verbose > 1)) | |
1569 | pr_spi_devices(); | |
1570 | if (p_device && (verbose > 1)) | |
1571 | pr_p_devices(); | |
1572 | ||
1573 | return 0; | |
1574 | } | |
1575 | ||
1576 | static void __exit fbtft_device_exit(void) | |
1577 | { | |
06d30f02 TP |
1578 | if (spi_device) { |
1579 | device_del(&spi_device->dev); | |
1580 | kfree(spi_device); | |
1581 | } | |
1582 | ||
1583 | if (p_device) | |
1584 | platform_device_unregister(p_device); | |
1585 | ||
1586 | } | |
1587 | ||
1588 | arch_initcall(fbtft_device_init); | |
1589 | module_exit(fbtft_device_exit); | |
1590 | ||
1591 | MODULE_DESCRIPTION("Add a FBTFT device."); | |
1592 | MODULE_AUTHOR("Noralf Tronnes"); | |
1593 | MODULE_LICENSE("GPL"); |