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include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mach-w90x900 / dev.c
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35c9221a 1/*
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>
5a0e3ad6 21#include <linux/slab.h>
35c9221a 22
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>
39986ca6 36#include <mach/nuc900_spi.h>
35c9221a 37#include <mach/map.h>
86619708 38#include <mach/fb.h>
35c9221a 39
40#include "cpu.h"
41
42/*NUC900 evb norflash driver data */
43
44#define NUC900_FLASH_BASE 0xA0000000
45#define NUC900_FLASH_SIZE 0x400000
46#define SPIOFFSET 0x200
47#define SPIOREG_SIZE 0x100
48
49static struct mtd_partition nuc900_flash_partitions[] = {
50 {
51 .name = "NOR Partition 1 for kernel (960K)",
52 .size = 0xF0000,
53 .offset = 0x10000,
54 },
55 {
56 .name = "NOR Partition 2 for image (1M)",
57 .size = 0x100000,
58 .offset = 0x100000,
59 },
60 {
61 .name = "NOR Partition 3 for user (2M)",
62 .size = 0x200000,
63 .offset = 0x00200000,
64 }
65};
66
67static struct physmap_flash_data nuc900_flash_data = {
68 .width = 2,
69 .parts = nuc900_flash_partitions,
70 .nr_parts = ARRAY_SIZE(nuc900_flash_partitions),
71};
72
73static struct resource nuc900_flash_resources[] = {
74 {
75 .start = NUC900_FLASH_BASE,
76 .end = NUC900_FLASH_BASE + NUC900_FLASH_SIZE - 1,
77 .flags = IORESOURCE_MEM,
78 }
79};
80
81static struct platform_device nuc900_flash_device = {
82 .name = "physmap-flash",
83 .id = 0,
84 .dev = {
85 .platform_data = &nuc900_flash_data,
86 },
87 .resource = nuc900_flash_resources,
88 .num_resources = ARRAY_SIZE(nuc900_flash_resources),
89};
90
91/* USB EHCI Host Controller */
92
93static struct resource nuc900_usb_ehci_resource[] = {
94 [0] = {
95 .start = W90X900_PA_USBEHCIHOST,
96 .end = W90X900_PA_USBEHCIHOST + W90X900_SZ_USBEHCIHOST - 1,
97 .flags = IORESOURCE_MEM,
98 },
99 [1] = {
100 .start = IRQ_USBH,
101 .end = IRQ_USBH,
102 .flags = IORESOURCE_IRQ,
103 }
104};
105
106static u64 nuc900_device_usb_ehci_dmamask = 0xffffffffUL;
107
108static struct platform_device nuc900_device_usb_ehci = {
109 .name = "nuc900-ehci",
110 .id = -1,
111 .num_resources = ARRAY_SIZE(nuc900_usb_ehci_resource),
112 .resource = nuc900_usb_ehci_resource,
113 .dev = {
114 .dma_mask = &nuc900_device_usb_ehci_dmamask,
115 .coherent_dma_mask = 0xffffffffUL
116 }
117};
118
119/* USB OHCI Host Controller */
120
121static struct resource nuc900_usb_ohci_resource[] = {
122 [0] = {
123 .start = W90X900_PA_USBOHCIHOST,
124 .end = W90X900_PA_USBOHCIHOST + W90X900_SZ_USBOHCIHOST - 1,
125 .flags = IORESOURCE_MEM,
126 },
127 [1] = {
128 .start = IRQ_USBH,
129 .end = IRQ_USBH,
130 .flags = IORESOURCE_IRQ,
131 }
132};
133
134static u64 nuc900_device_usb_ohci_dmamask = 0xffffffffUL;
135static struct platform_device nuc900_device_usb_ohci = {
136 .name = "nuc900-ohci",
137 .id = -1,
138 .num_resources = ARRAY_SIZE(nuc900_usb_ohci_resource),
139 .resource = nuc900_usb_ohci_resource,
140 .dev = {
141 .dma_mask = &nuc900_device_usb_ohci_dmamask,
142 .coherent_dma_mask = 0xffffffffUL
143 }
144};
145
146/* USB Device (Gadget)*/
147
148static struct resource nuc900_usbgadget_resource[] = {
149 [0] = {
150 .start = W90X900_PA_USBDEV,
151 .end = W90X900_PA_USBDEV + W90X900_SZ_USBDEV - 1,
152 .flags = IORESOURCE_MEM,
153 },
154 [1] = {
155 .start = IRQ_USBD,
156 .end = IRQ_USBD,
157 .flags = IORESOURCE_IRQ,
158 }
159};
160
161static struct platform_device nuc900_device_usbgadget = {
162 .name = "nuc900-usbgadget",
163 .id = -1,
164 .num_resources = ARRAY_SIZE(nuc900_usbgadget_resource),
165 .resource = nuc900_usbgadget_resource,
166};
167
168/* MAC device */
169
170static struct resource nuc900_emc_resource[] = {
171 [0] = {
172 .start = W90X900_PA_EMC,
173 .end = W90X900_PA_EMC + W90X900_SZ_EMC - 1,
174 .flags = IORESOURCE_MEM,
175 },
176 [1] = {
177 .start = IRQ_EMCTX,
178 .end = IRQ_EMCTX,
179 .flags = IORESOURCE_IRQ,
180 },
181 [2] = {
182 .start = IRQ_EMCRX,
183 .end = IRQ_EMCRX,
184 .flags = IORESOURCE_IRQ,
185 }
186};
187
188static u64 nuc900_device_emc_dmamask = 0xffffffffUL;
189static struct platform_device nuc900_device_emc = {
190 .name = "nuc900-emc",
191 .id = -1,
192 .num_resources = ARRAY_SIZE(nuc900_emc_resource),
193 .resource = nuc900_emc_resource,
194 .dev = {
195 .dma_mask = &nuc900_device_emc_dmamask,
196 .coherent_dma_mask = 0xffffffffUL
197 }
198};
199
200/* SPI device */
201
d76cdf23 202static struct nuc900_spi_info nuc900_spiflash_data = {
39986ca6 203 .num_cs = 1,
204 .lsb = 0,
205 .txneg = 1,
206 .rxneg = 0,
207 .divider = 24,
208 .sleep = 0,
209 .txnum = 0,
210 .txbitlen = 1,
211 .bus_num = 0,
212};
213
35c9221a 214static struct resource nuc900_spi_resource[] = {
215 [0] = {
216 .start = W90X900_PA_I2C + SPIOFFSET,
217 .end = W90X900_PA_I2C + SPIOFFSET + SPIOREG_SIZE - 1,
218 .flags = IORESOURCE_MEM,
219 },
220 [1] = {
221 .start = IRQ_SSP,
222 .end = IRQ_SSP,
223 .flags = IORESOURCE_IRQ,
224 }
225};
226
227static struct platform_device nuc900_device_spi = {
228 .name = "nuc900-spi",
229 .id = -1,
230 .num_resources = ARRAY_SIZE(nuc900_spi_resource),
231 .resource = nuc900_spi_resource,
39986ca6 232 .dev = {
233 .platform_data = &nuc900_spiflash_data,
234 }
35c9221a 235};
236
237/* spi device, spi flash info */
238
239static struct mtd_partition nuc900_spi_flash_partitions[] = {
240 {
241 .name = "bootloader(spi)",
242 .size = 0x0100000,
243 .offset = 0,
244 },
245};
246
247static struct flash_platform_data nuc900_spi_flash_data = {
248 .name = "m25p80",
249 .parts = nuc900_spi_flash_partitions,
250 .nr_parts = ARRAY_SIZE(nuc900_spi_flash_partitions),
251 .type = "w25x16",
252};
253
254static struct spi_board_info nuc900_spi_board_info[] __initdata = {
255 {
256 .modalias = "m25p80",
257 .max_speed_hz = 20000000,
258 .bus_num = 0,
259 .chip_select = 1,
260 .platform_data = &nuc900_spi_flash_data,
261 .mode = SPI_MODE_0,
262 },
263};
264
265/* WDT Device */
266
267static struct resource nuc900_wdt_resource[] = {
268 [0] = {
269 .start = W90X900_PA_TIMER,
270 .end = W90X900_PA_TIMER + W90X900_SZ_TIMER - 1,
271 .flags = IORESOURCE_MEM,
272 },
273 [1] = {
274 .start = IRQ_WDT,
275 .end = IRQ_WDT,
276 .flags = IORESOURCE_IRQ,
277 }
278};
279
280static struct platform_device nuc900_device_wdt = {
281 .name = "nuc900-wdt",
282 .id = -1,
283 .num_resources = ARRAY_SIZE(nuc900_wdt_resource),
284 .resource = nuc900_wdt_resource,
285};
286
287/*
288 * public device definition between 910 and 920, or 910
289 * and 950 or 950 and 960...,their dev platform register
290 * should be in specific file such as nuc950, nuc960 c
291 * files rather than the public dev.c file here. so the
292 * corresponding platform_device definition should not be
293 * static.
294*/
295
296/* RTC controller*/
297
298static struct resource nuc900_rtc_resource[] = {
299 [0] = {
300 .start = W90X900_PA_RTC,
301 .end = W90X900_PA_RTC + 0xff,
302 .flags = IORESOURCE_MEM,
303 },
304 [1] = {
305 .start = IRQ_RTC,
306 .end = IRQ_RTC,
307 .flags = IORESOURCE_IRQ,
308 },
309};
310
311struct platform_device nuc900_device_rtc = {
312 .name = "nuc900-rtc",
313 .id = -1,
314 .num_resources = ARRAY_SIZE(nuc900_rtc_resource),
315 .resource = nuc900_rtc_resource,
316};
317
318/*TouchScreen controller*/
319
320static struct resource nuc900_ts_resource[] = {
321 [0] = {
322 .start = W90X900_PA_ADC,
323 .end = W90X900_PA_ADC + W90X900_SZ_ADC-1,
324 .flags = IORESOURCE_MEM,
325 },
326 [1] = {
327 .start = IRQ_ADC,
328 .end = IRQ_ADC,
329 .flags = IORESOURCE_IRQ,
330 },
331};
332
333struct platform_device nuc900_device_ts = {
334 .name = "nuc900-ts",
335 .id = -1,
336 .resource = nuc900_ts_resource,
337 .num_resources = ARRAY_SIZE(nuc900_ts_resource),
338};
339
340/* FMI Device */
341
342static struct resource nuc900_fmi_resource[] = {
343 [0] = {
344 .start = W90X900_PA_FMI,
345 .end = W90X900_PA_FMI + W90X900_SZ_FMI - 1,
346 .flags = IORESOURCE_MEM,
347 },
348 [1] = {
349 .start = IRQ_FMI,
350 .end = IRQ_FMI,
351 .flags = IORESOURCE_IRQ,
352 }
353};
354
355struct platform_device nuc900_device_fmi = {
356 .name = "nuc900-fmi",
357 .id = -1,
358 .num_resources = ARRAY_SIZE(nuc900_fmi_resource),
359 .resource = nuc900_fmi_resource,
360};
361
362/* KPI controller*/
363
364static struct resource nuc900_kpi_resource[] = {
365 [0] = {
366 .start = W90X900_PA_KPI,
367 .end = W90X900_PA_KPI + W90X900_SZ_KPI - 1,
368 .flags = IORESOURCE_MEM,
369 },
370 [1] = {
371 .start = IRQ_KPI,
372 .end = IRQ_KPI,
373 .flags = IORESOURCE_IRQ,
374 }
375
376};
377
378struct platform_device nuc900_device_kpi = {
379 .name = "nuc900-kpi",
380 .id = -1,
381 .num_resources = ARRAY_SIZE(nuc900_kpi_resource),
382 .resource = nuc900_kpi_resource,
383};
384
86619708
WQ		 385#ifdef CONFIG_FB_NUC900
386
387static struct resource nuc900_lcd_resource[] = {
388 [0] = {
389 .start = W90X900_PA_LCD,
390 .end = W90X900_PA_LCD + W90X900_SZ_LCD - 1,
391 .flags = IORESOURCE_MEM,
392 },
393 [1] = {
394 .start = IRQ_LCD,
395 .end = IRQ_LCD,
396 .flags = IORESOURCE_IRQ,
397 }
398};
399
400static u64 nuc900_device_lcd_dmamask = -1;
401struct platform_device nuc900_device_lcd = {
402 .name = "nuc900-lcd",
403 .id = -1,
404 .num_resources = ARRAY_SIZE(nuc900_lcd_resource),
405 .resource = nuc900_lcd_resource,
406 .dev = {
407 .dma_mask = &nuc900_device_lcd_dmamask,
408 .coherent_dma_mask = -1,
409 }
410};
411
412void nuc900_fb_set_platdata(struct nuc900fb_mach_info *pd)
413{
414 struct nuc900fb_mach_info *npd;
415
416 npd = kmalloc(sizeof(*npd), GFP_KERNEL);
417 if (npd) {
418 memcpy(npd, pd, sizeof(*npd));
419 nuc900_device_lcd.dev.platform_data = npd;
420 } else {
421 printk(KERN_ERR "no memory for LCD platform data\n");
422 }
423}
424#endif
425
35c9221a 426/*Here should be your evb resourse,such as LCD*/
427
428static struct platform_device *nuc900_public_dev[] __initdata = {
429 &nuc900_serial_device,
430 &nuc900_flash_device,
431 &nuc900_device_usb_ehci,
432 &nuc900_device_usb_ohci,
433 &nuc900_device_usbgadget,
434 &nuc900_device_emc,
435 &nuc900_device_spi,
436 &nuc900_device_wdt,
437};
438
439/* Provide adding specific CPU platform devices API */
440
441void __init nuc900_board_init(struct platform_device **device, int size)
442{
443 platform_add_devices(device, size);
444 platform_add_devices(nuc900_public_dev, ARRAY_SIZE(nuc900_public_dev));
445 spi_register_board_info(nuc900_spi_board_info,
446 ARRAY_SIZE(nuc900_spi_board_info));
447}
448
kernel source for telekom puls (alcatel/mediatek)