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wanzongshun35c92212009-08-21 07:07:46 +01001/*
2 * linux/arch/arm/mach-w90x900/dev.c
3 *
4 * Copyright (C) 2009 Nuvoton corporation.
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation;version 2 of the License.
11 *
12 */
13
14#include <linux/kernel.h>
15#include <linux/types.h>
16#include <linux/interrupt.h>
17#include <linux/list.h>
18#include <linux/timer.h>
19#include <linux/init.h>
20#include <linux/platform_device.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090021#include <linux/slab.h>
wanzongshun35c92212009-08-21 07:07:46 +010022
23#include <linux/mtd/physmap.h>
24#include <linux/mtd/mtd.h>
25#include <linux/mtd/partitions.h>
26
27#include <linux/spi/spi.h>
28#include <linux/spi/flash.h>
29
30#include <asm/mach/arch.h>
31#include <asm/mach/map.h>
32#include <asm/mach/irq.h>
33#include <asm/mach-types.h>
34
35#include <mach/regs-serial.h>
wanzongshun39986ca2009-12-01 14:01:55 +010036#include <mach/nuc900_spi.h>
wanzongshun35c92212009-08-21 07:07:46 +010037#include <mach/map.h>
Wang Qiang86619702010-03-10 15:21:47 -080038#include <mach/fb.h>
wanzongshun6a446b902010-07-18 15:15:11 +010039#include <mach/regs-ldm.h>
wanzongshun9e3aaac2010-07-18 15:17:04 +010040#include <mach/w90p910_keypad.h>
wanzongshun35c92212009-08-21 07:07:46 +010041
42#include "cpu.h"
43
44/*NUC900 evb norflash driver data */
45
46#define NUC900_FLASH_BASE 0xA0000000
47#define NUC900_FLASH_SIZE 0x400000
48#define SPIOFFSET 0x200
49#define SPIOREG_SIZE 0x100
50
51static struct mtd_partition nuc900_flash_partitions[] = {
52 {
53 .name = "NOR Partition 1 for kernel (960K)",
54 .size = 0xF0000,
55 .offset = 0x10000,
56 },
57 {
58 .name = "NOR Partition 2 for image (1M)",
59 .size = 0x100000,
60 .offset = 0x100000,
61 },
62 {
63 .name = "NOR Partition 3 for user (2M)",
64 .size = 0x200000,
65 .offset = 0x00200000,
66 }
67};
68
69static struct physmap_flash_data nuc900_flash_data = {
70 .width = 2,
71 .parts = nuc900_flash_partitions,
72 .nr_parts = ARRAY_SIZE(nuc900_flash_partitions),
73};
74
75static struct resource nuc900_flash_resources[] = {
76 {
77 .start = NUC900_FLASH_BASE,
78 .end = NUC900_FLASH_BASE + NUC900_FLASH_SIZE - 1,
79 .flags = IORESOURCE_MEM,
80 }
81};
82
83static struct platform_device nuc900_flash_device = {
84 .name = "physmap-flash",
85 .id = 0,
86 .dev = {
87 .platform_data = &nuc900_flash_data,
88 },
89 .resource = nuc900_flash_resources,
90 .num_resources = ARRAY_SIZE(nuc900_flash_resources),
91};
92
93/* USB EHCI Host Controller */
94
95static struct resource nuc900_usb_ehci_resource[] = {
96 [0] = {
97 .start = W90X900_PA_USBEHCIHOST,
98 .end = W90X900_PA_USBEHCIHOST + W90X900_SZ_USBEHCIHOST - 1,
99 .flags = IORESOURCE_MEM,
100 },
101 [1] = {
102 .start = IRQ_USBH,
103 .end = IRQ_USBH,
104 .flags = IORESOURCE_IRQ,
105 }
106};
107
108static u64 nuc900_device_usb_ehci_dmamask = 0xffffffffUL;
109
110static struct platform_device nuc900_device_usb_ehci = {
111 .name = "nuc900-ehci",
112 .id = -1,
113 .num_resources = ARRAY_SIZE(nuc900_usb_ehci_resource),
114 .resource = nuc900_usb_ehci_resource,
115 .dev = {
116 .dma_mask = &nuc900_device_usb_ehci_dmamask,
117 .coherent_dma_mask = 0xffffffffUL
118 }
119};
120
121/* USB OHCI Host Controller */
122
123static struct resource nuc900_usb_ohci_resource[] = {
124 [0] = {
125 .start = W90X900_PA_USBOHCIHOST,
126 .end = W90X900_PA_USBOHCIHOST + W90X900_SZ_USBOHCIHOST - 1,
127 .flags = IORESOURCE_MEM,
128 },
129 [1] = {
130 .start = IRQ_USBH,
131 .end = IRQ_USBH,
132 .flags = IORESOURCE_IRQ,
133 }
134};
135
136static u64 nuc900_device_usb_ohci_dmamask = 0xffffffffUL;
137static struct platform_device nuc900_device_usb_ohci = {
138 .name = "nuc900-ohci",
139 .id = -1,
140 .num_resources = ARRAY_SIZE(nuc900_usb_ohci_resource),
141 .resource = nuc900_usb_ohci_resource,
142 .dev = {
143 .dma_mask = &nuc900_device_usb_ohci_dmamask,
144 .coherent_dma_mask = 0xffffffffUL
145 }
146};
147
148/* USB Device (Gadget)*/
149
150static struct resource nuc900_usbgadget_resource[] = {
151 [0] = {
152 .start = W90X900_PA_USBDEV,
153 .end = W90X900_PA_USBDEV + W90X900_SZ_USBDEV - 1,
154 .flags = IORESOURCE_MEM,
155 },
156 [1] = {
157 .start = IRQ_USBD,
158 .end = IRQ_USBD,
159 .flags = IORESOURCE_IRQ,
160 }
161};
162
163static struct platform_device nuc900_device_usbgadget = {
164 .name = "nuc900-usbgadget",
165 .id = -1,
166 .num_resources = ARRAY_SIZE(nuc900_usbgadget_resource),
167 .resource = nuc900_usbgadget_resource,
168};
169
170/* MAC device */
171
172static struct resource nuc900_emc_resource[] = {
173 [0] = {
174 .start = W90X900_PA_EMC,
175 .end = W90X900_PA_EMC + W90X900_SZ_EMC - 1,
176 .flags = IORESOURCE_MEM,
177 },
178 [1] = {
179 .start = IRQ_EMCTX,
180 .end = IRQ_EMCTX,
181 .flags = IORESOURCE_IRQ,
182 },
183 [2] = {
184 .start = IRQ_EMCRX,
185 .end = IRQ_EMCRX,
186 .flags = IORESOURCE_IRQ,
187 }
188};
189
190static u64 nuc900_device_emc_dmamask = 0xffffffffUL;
191static struct platform_device nuc900_device_emc = {
192 .name = "nuc900-emc",
193 .id = -1,
194 .num_resources = ARRAY_SIZE(nuc900_emc_resource),
195 .resource = nuc900_emc_resource,
196 .dev = {
197 .dma_mask = &nuc900_device_emc_dmamask,
198 .coherent_dma_mask = 0xffffffffUL
199 }
200};
201
202/* SPI device */
203
wanzongshund76cdf22009-12-18 17:58:58 +0100204static struct nuc900_spi_info nuc900_spiflash_data = {
wanzongshun39986ca2009-12-01 14:01:55 +0100205 .num_cs = 1,
206 .lsb = 0,
207 .txneg = 1,
208 .rxneg = 0,
209 .divider = 24,
210 .sleep = 0,
211 .txnum = 0,
wanzongshunc6ca2e42010-07-22 09:12:30 +0100212 .txbitlen = 8,
wanzongshun39986ca2009-12-01 14:01:55 +0100213 .bus_num = 0,
214};
215
wanzongshun35c92212009-08-21 07:07:46 +0100216static struct resource nuc900_spi_resource[] = {
217 [0] = {
218 .start = W90X900_PA_I2C + SPIOFFSET,
219 .end = W90X900_PA_I2C + SPIOFFSET + SPIOREG_SIZE - 1,
220 .flags = IORESOURCE_MEM,
221 },
222 [1] = {
223 .start = IRQ_SSP,
224 .end = IRQ_SSP,
225 .flags = IORESOURCE_IRQ,
226 }
227};
228
229static struct platform_device nuc900_device_spi = {
230 .name = "nuc900-spi",
231 .id = -1,
232 .num_resources = ARRAY_SIZE(nuc900_spi_resource),
233 .resource = nuc900_spi_resource,
wanzongshun39986ca2009-12-01 14:01:55 +0100234 .dev = {
235 .platform_data = &nuc900_spiflash_data,
236 }
wanzongshun35c92212009-08-21 07:07:46 +0100237};
238
239/* spi device, spi flash info */
240
241static struct mtd_partition nuc900_spi_flash_partitions[] = {
242 {
243 .name = "bootloader(spi)",
244 .size = 0x0100000,
245 .offset = 0,
246 },
247};
248
249static struct flash_platform_data nuc900_spi_flash_data = {
250 .name = "m25p80",
251 .parts = nuc900_spi_flash_partitions,
252 .nr_parts = ARRAY_SIZE(nuc900_spi_flash_partitions),
253 .type = "w25x16",
254};
255
256static struct spi_board_info nuc900_spi_board_info[] __initdata = {
257 {
258 .modalias = "m25p80",
259 .max_speed_hz = 20000000,
260 .bus_num = 0,
wanzongshunc6ca2e42010-07-22 09:12:30 +0100261 .chip_select = 0,
wanzongshun35c92212009-08-21 07:07:46 +0100262 .platform_data = &nuc900_spi_flash_data,
263 .mode = SPI_MODE_0,
264 },
265};
266
267/* WDT Device */
268
269static struct resource nuc900_wdt_resource[] = {
270 [0] = {
271 .start = W90X900_PA_TIMER,
272 .end = W90X900_PA_TIMER + W90X900_SZ_TIMER - 1,
273 .flags = IORESOURCE_MEM,
274 },
275 [1] = {
276 .start = IRQ_WDT,
277 .end = IRQ_WDT,
278 .flags = IORESOURCE_IRQ,
279 }
280};
281
282static struct platform_device nuc900_device_wdt = {
283 .name = "nuc900-wdt",
284 .id = -1,
285 .num_resources = ARRAY_SIZE(nuc900_wdt_resource),
286 .resource = nuc900_wdt_resource,
287};
288
289/*
290 * public device definition between 910 and 920, or 910
291 * and 950 or 950 and 960...,their dev platform register
292 * should be in specific file such as nuc950, nuc960 c
293 * files rather than the public dev.c file here. so the
294 * corresponding platform_device definition should not be
295 * static.
296*/
297
298/* RTC controller*/
299
300static struct resource nuc900_rtc_resource[] = {
301 [0] = {
302 .start = W90X900_PA_RTC,
303 .end = W90X900_PA_RTC + 0xff,
304 .flags = IORESOURCE_MEM,
305 },
306 [1] = {
307 .start = IRQ_RTC,
308 .end = IRQ_RTC,
309 .flags = IORESOURCE_IRQ,
310 },
311};
312
313struct platform_device nuc900_device_rtc = {
314 .name = "nuc900-rtc",
315 .id = -1,
316 .num_resources = ARRAY_SIZE(nuc900_rtc_resource),
317 .resource = nuc900_rtc_resource,
318};
319
320/*TouchScreen controller*/
321
322static struct resource nuc900_ts_resource[] = {
323 [0] = {
324 .start = W90X900_PA_ADC,
325 .end = W90X900_PA_ADC + W90X900_SZ_ADC-1,
326 .flags = IORESOURCE_MEM,
327 },
328 [1] = {
329 .start = IRQ_ADC,
330 .end = IRQ_ADC,
331 .flags = IORESOURCE_IRQ,
332 },
333};
334
335struct platform_device nuc900_device_ts = {
336 .name = "nuc900-ts",
337 .id = -1,
338 .resource = nuc900_ts_resource,
339 .num_resources = ARRAY_SIZE(nuc900_ts_resource),
340};
341
342/* FMI Device */
343
344static struct resource nuc900_fmi_resource[] = {
345 [0] = {
346 .start = W90X900_PA_FMI,
347 .end = W90X900_PA_FMI + W90X900_SZ_FMI - 1,
348 .flags = IORESOURCE_MEM,
349 },
350 [1] = {
351 .start = IRQ_FMI,
352 .end = IRQ_FMI,
353 .flags = IORESOURCE_IRQ,
354 }
355};
356
357struct platform_device nuc900_device_fmi = {
358 .name = "nuc900-fmi",
359 .id = -1,
360 .num_resources = ARRAY_SIZE(nuc900_fmi_resource),
361 .resource = nuc900_fmi_resource,
362};
363
364/* KPI controller*/
365
wanzongshun9e3aaac2010-07-18 15:17:04 +0100366static int nuc900_keymap[] = {
367 KEY(0, 0, KEY_A),
368 KEY(0, 1, KEY_B),
369 KEY(0, 2, KEY_C),
370 KEY(0, 3, KEY_D),
371
372 KEY(1, 0, KEY_E),
373 KEY(1, 1, KEY_F),
374 KEY(1, 2, KEY_G),
375 KEY(1, 3, KEY_H),
376
377 KEY(2, 0, KEY_I),
378 KEY(2, 1, KEY_J),
379 KEY(2, 2, KEY_K),
380 KEY(2, 3, KEY_L),
381
382 KEY(3, 0, KEY_M),
383 KEY(3, 1, KEY_N),
384 KEY(3, 2, KEY_O),
385 KEY(3, 3, KEY_P),
386};
387
388static struct matrix_keymap_data nuc900_map_data = {
389 .keymap = nuc900_keymap,
390 .keymap_size = ARRAY_SIZE(nuc900_keymap),
391};
392
393struct w90p910_keypad_platform_data nuc900_keypad_info = {
394 .keymap_data = &nuc900_map_data,
395 .prescale = 0xfa,
396 .debounce = 0x50,
397};
398
wanzongshun35c92212009-08-21 07:07:46 +0100399static struct resource nuc900_kpi_resource[] = {
400 [0] = {
401 .start = W90X900_PA_KPI,
402 .end = W90X900_PA_KPI + W90X900_SZ_KPI - 1,
403 .flags = IORESOURCE_MEM,
404 },
405 [1] = {
406 .start = IRQ_KPI,
407 .end = IRQ_KPI,
408 .flags = IORESOURCE_IRQ,
409 }
410
411};
412
413struct platform_device nuc900_device_kpi = {
414 .name = "nuc900-kpi",
415 .id = -1,
416 .num_resources = ARRAY_SIZE(nuc900_kpi_resource),
417 .resource = nuc900_kpi_resource,
wanzongshun9e3aaac2010-07-18 15:17:04 +0100418 .dev = {
419 .platform_data = &nuc900_keypad_info,
420 }
wanzongshun35c92212009-08-21 07:07:46 +0100421};
422
wanzongshun6a446b902010-07-18 15:15:11 +0100423/* LCD controller*/
424
425static struct nuc900fb_display __initdata nuc900_lcd_info[] = {
426 /* Giantplus Technology GPM1040A0 320x240 Color TFT LCD */
427 [0] = {
428 .type = LCM_DCCS_VA_SRC_RGB565,
429 .width = 320,
430 .height = 240,
431 .xres = 320,
432 .yres = 240,
433 .bpp = 16,
434 .pixclock = 200000,
435 .left_margin = 34,
436 .right_margin = 54,
437 .hsync_len = 10,
438 .upper_margin = 18,
439 .lower_margin = 4,
440 .vsync_len = 1,
441 .dccs = 0x8e00041a,
442 .devctl = 0x060800c0,
443 .fbctrl = 0x00a000a0,
444 .scale = 0x04000400,
445 },
446};
447
448static struct nuc900fb_mach_info nuc900_fb_info __initdata = {
449#if defined(CONFIG_GPM1040A0_320X240)
450 .displays = &nuc900_lcd_info[0],
451#else
452 .displays = nuc900_lcd_info,
453#endif
454 .num_displays = ARRAY_SIZE(nuc900_lcd_info),
455 .default_display = 0,
456 .gpio_dir = 0x00000004,
457 .gpio_dir_mask = 0xFFFFFFFD,
458 .gpio_data = 0x00000004,
459 .gpio_data_mask = 0xFFFFFFFD,
460};
Wang Qiang86619702010-03-10 15:21:47 -0800461
462static struct resource nuc900_lcd_resource[] = {
463 [0] = {
464 .start = W90X900_PA_LCD,
465 .end = W90X900_PA_LCD + W90X900_SZ_LCD - 1,
466 .flags = IORESOURCE_MEM,
467 },
468 [1] = {
469 .start = IRQ_LCD,
470 .end = IRQ_LCD,
471 .flags = IORESOURCE_IRQ,
472 }
473};
474
475static u64 nuc900_device_lcd_dmamask = -1;
476struct platform_device nuc900_device_lcd = {
477 .name = "nuc900-lcd",
478 .id = -1,
479 .num_resources = ARRAY_SIZE(nuc900_lcd_resource),
480 .resource = nuc900_lcd_resource,
481 .dev = {
482 .dma_mask = &nuc900_device_lcd_dmamask,
483 .coherent_dma_mask = -1,
wanzongshun6a446b902010-07-18 15:15:11 +0100484 .platform_data = &nuc900_fb_info,
Wang Qiang86619702010-03-10 15:21:47 -0800485 }
486};
487
wanzongshun3d34a0d2010-05-22 15:23:23 +0100488/* AUDIO controller*/
489static u64 nuc900_device_audio_dmamask = -1;
490static struct resource nuc900_ac97_resource[] = {
491 [0] = {
492 .start = W90X900_PA_ACTL,
493 .end = W90X900_PA_ACTL + W90X900_SZ_ACTL - 1,
494 .flags = IORESOURCE_MEM,
495 },
496 [1] = {
497 .start = IRQ_ACTL,
498 .end = IRQ_ACTL,
499 .flags = IORESOURCE_IRQ,
500 }
501
502};
503
504struct platform_device nuc900_device_audio = {
505 .name = "nuc900-audio",
506 .id = -1,
507 .num_resources = ARRAY_SIZE(nuc900_ac97_resource),
508 .resource = nuc900_ac97_resource,
509 .dev = {
510 .dma_mask = &nuc900_device_audio_dmamask,
511 .coherent_dma_mask = -1,
512 }
513};
514
wanzongshun35c92212009-08-21 07:07:46 +0100515/*Here should be your evb resourse,such as LCD*/
516
517static struct platform_device *nuc900_public_dev[] __initdata = {
518 &nuc900_serial_device,
519 &nuc900_flash_device,
520 &nuc900_device_usb_ehci,
521 &nuc900_device_usb_ohci,
522 &nuc900_device_usbgadget,
523 &nuc900_device_emc,
524 &nuc900_device_spi,
525 &nuc900_device_wdt,
wanzongshun3d34a0d2010-05-22 15:23:23 +0100526 &nuc900_device_audio,
wanzongshun35c92212009-08-21 07:07:46 +0100527};
528
529/* Provide adding specific CPU platform devices API */
530
531void __init nuc900_board_init(struct platform_device **device, int size)
532{
533 platform_add_devices(device, size);
534 platform_add_devices(nuc900_public_dev, ARRAY_SIZE(nuc900_public_dev));
535 spi_register_board_info(nuc900_spi_board_info,
536 ARRAY_SIZE(nuc900_spi_board_info));
537}
538