Blackfin arch: Fix bug - Run "reboot" hangs bf518-ezbrd
[linux-2.6.git] / arch / blackfin / mach-bf527 / boards / ezkit.c
1 /*
2  * File:         arch/blackfin/mach-bf527/boards/ezkit.c
3  * Based on:     arch/blackfin/mach-bf537/boards/stamp.c
4  * Author:       Aidan Williams <aidan@nicta.com.au>
5  *
6  * Created:
7  * Description:
8  *
9  * Modified:
10  *               Copyright 2005 National ICT Australia (NICTA)
11  *               Copyright 2004-2008 Analog Devices Inc.
12  *
13  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
14  *
15  * This program is free software; you can redistribute it and/or modify
16  * it under the terms of the GNU General Public License as published by
17  * the Free Software Foundation; either version 2 of the License, or
18  * (at your option) any later version.
19  *
20  * This program is distributed in the hope that it will be useful,
21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
23  * GNU General Public License for more details.
24  *
25  * You should have received a copy of the GNU General Public License
26  * along with this program; if not, see the file COPYING, or write
27  * to the Free Software Foundation, Inc.,
28  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
29  */
30
31 #include <linux/device.h>
32 #include <linux/platform_device.h>
33 #include <linux/mtd/mtd.h>
34 #include <linux/mtd/partitions.h>
35 #include <linux/mtd/physmap.h>
36 #include <linux/spi/spi.h>
37 #include <linux/spi/flash.h>
38 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
39 #include <linux/usb/isp1362.h>
40 #endif
41 #include <linux/i2c.h>
42 #include <linux/irq.h>
43 #include <linux/interrupt.h>
44 #include <linux/usb/sl811.h>
45 #include <linux/usb/musb.h>
46 #include <asm/dma.h>
47 #include <asm/bfin5xx_spi.h>
48 #include <asm/reboot.h>
49 #include <asm/nand.h>
50 #include <asm/portmux.h>
51 #include <asm/dpmc.h>
52 #include <linux/spi/ad7877.h>
53
54 /*
55  * Name the Board for the /proc/cpuinfo
56  */
57 const char bfin_board_name[] = "ADI BF527-EZKIT";
58
59 /*
60  *  Driver needs to know address, irq and flag pin.
61  */
62
63 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
64 #include <linux/usb/isp1760.h>
65 static struct resource bfin_isp1760_resources[] = {
66         [0] = {
67                 .start  = 0x203C0000,
68                 .end    = 0x203C0000 + 0x000fffff,
69                 .flags  = IORESOURCE_MEM,
70         },
71         [1] = {
72                 .start  = IRQ_PF7,
73                 .end    = IRQ_PF7,
74                 .flags  = IORESOURCE_IRQ,
75         },
76 };
77
78 static struct isp1760_platform_data isp1760_priv = {
79         .is_isp1761 = 0,
80         .port1_disable = 0,
81         .bus_width_16 = 1,
82         .port1_otg = 0,
83         .analog_oc = 0,
84         .dack_polarity_high = 0,
85         .dreq_polarity_high = 0,
86 };
87
88 static struct platform_device bfin_isp1760_device = {
89         .name           = "isp1760-hcd",
90         .id             = 0,
91         .dev = {
92                 .platform_data = &isp1760_priv,
93         },
94         .num_resources  = ARRAY_SIZE(bfin_isp1760_resources),
95         .resource       = bfin_isp1760_resources,
96 };
97 #endif
98
99 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
100 static struct resource musb_resources[] = {
101         [0] = {
102                 .start  = 0xffc03800,
103                 .end    = 0xffc03cff,
104                 .flags  = IORESOURCE_MEM,
105         },
106         [1] = { /* general IRQ */
107                 .start  = IRQ_USB_INT0,
108                 .end    = IRQ_USB_INT0,
109                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
110         },
111         [2] = { /* DMA IRQ */
112                 .start  = IRQ_USB_DMA,
113                 .end    = IRQ_USB_DMA,
114                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
115         },
116 };
117
118 static struct musb_hdrc_config musb_config = {
119         .multipoint     = 0,
120         .dyn_fifo       = 0,
121         .soft_con       = 1,
122         .dma            = 1,
123         .num_eps        = 8,
124         .dma_channels   = 8,
125         .gpio_vrsel     = GPIO_PG13,
126 };
127
128 static struct musb_hdrc_platform_data musb_plat = {
129 #if defined(CONFIG_USB_MUSB_OTG)
130         .mode           = MUSB_OTG,
131 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
132         .mode           = MUSB_HOST,
133 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
134         .mode           = MUSB_PERIPHERAL,
135 #endif
136         .config         = &musb_config,
137 };
138
139 static u64 musb_dmamask = ~(u32)0;
140
141 static struct platform_device musb_device = {
142         .name           = "musb_hdrc",
143         .id             = 0,
144         .dev = {
145                 .dma_mask               = &musb_dmamask,
146                 .coherent_dma_mask      = 0xffffffff,
147                 .platform_data          = &musb_plat,
148         },
149         .num_resources  = ARRAY_SIZE(musb_resources),
150         .resource       = musb_resources,
151 };
152 #endif
153
154 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
155
156 static struct resource bf52x_t350mcqb_resources[] = {
157         {
158                 .start = IRQ_PPI_ERROR,
159                 .end = IRQ_PPI_ERROR,
160                 .flags = IORESOURCE_IRQ,
161         },
162 };
163
164 static struct platform_device bf52x_t350mcqb_device = {
165         .name           = "bfin-t350mcqb",
166         .id             = -1,
167         .num_resources  = ARRAY_SIZE(bf52x_t350mcqb_resources),
168         .resource       = bf52x_t350mcqb_resources,
169 };
170 #endif
171
172 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
173 static struct mtd_partition ezkit_partitions[] = {
174         {
175                 .name       = "bootloader(nor)",
176                 .size       = 0x40000,
177                 .offset     = 0,
178         }, {
179                 .name       = "linux kernel(nor)",
180                 .size       = 0x1C0000,
181                 .offset     = MTDPART_OFS_APPEND,
182         }, {
183                 .name       = "file system(nor)",
184                 .size       = MTDPART_SIZ_FULL,
185                 .offset     = MTDPART_OFS_APPEND,
186         }
187 };
188
189 static struct physmap_flash_data ezkit_flash_data = {
190         .width      = 2,
191         .parts      = ezkit_partitions,
192         .nr_parts   = ARRAY_SIZE(ezkit_partitions),
193 };
194
195 static struct resource ezkit_flash_resource = {
196         .start = 0x20000000,
197         .end   = 0x203fffff,
198         .flags = IORESOURCE_MEM,
199 };
200
201 static struct platform_device ezkit_flash_device = {
202         .name          = "physmap-flash",
203         .id            = 0,
204         .dev = {
205                 .platform_data = &ezkit_flash_data,
206         },
207         .num_resources = 1,
208         .resource      = &ezkit_flash_resource,
209 };
210 #endif
211
212 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
213 static struct mtd_partition partition_info[] = {
214         {
215                 .name = "linux kernel(nand)",
216                 .offset = 0,
217                 .size = 4 * 1024 * 1024,
218         },
219         {
220                 .name = "file system(nand)",
221                 .offset = MTDPART_OFS_APPEND,
222                 .size = MTDPART_SIZ_FULL,
223         },
224 };
225
226 static struct bf5xx_nand_platform bf5xx_nand_platform = {
227         .page_size = NFC_PG_SIZE_256,
228         .data_width = NFC_NWIDTH_8,
229         .partitions = partition_info,
230         .nr_partitions = ARRAY_SIZE(partition_info),
231         .rd_dly = 3,
232         .wr_dly = 3,
233 };
234
235 static struct resource bf5xx_nand_resources[] = {
236         {
237                 .start = NFC_CTL,
238                 .end = NFC_DATA_RD + 2,
239                 .flags = IORESOURCE_MEM,
240         },
241         {
242                 .start = CH_NFC,
243                 .end = CH_NFC,
244                 .flags = IORESOURCE_IRQ,
245         },
246 };
247
248 static struct platform_device bf5xx_nand_device = {
249         .name = "bf5xx-nand",
250         .id = 0,
251         .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
252         .resource = bf5xx_nand_resources,
253         .dev = {
254                 .platform_data = &bf5xx_nand_platform,
255         },
256 };
257 #endif
258
259 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
260 static struct resource bfin_pcmcia_cf_resources[] = {
261         {
262                 .start = 0x20310000, /* IO PORT */
263                 .end = 0x20312000,
264                 .flags = IORESOURCE_MEM,
265         }, {
266                 .start = 0x20311000, /* Attribute Memory */
267                 .end = 0x20311FFF,
268                 .flags = IORESOURCE_MEM,
269         }, {
270                 .start = IRQ_PF4,
271                 .end = IRQ_PF4,
272                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
273         }, {
274                 .start = 6, /* Card Detect PF6 */
275                 .end = 6,
276                 .flags = IORESOURCE_IRQ,
277         },
278 };
279
280 static struct platform_device bfin_pcmcia_cf_device = {
281         .name = "bfin_cf_pcmcia",
282         .id = -1,
283         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
284         .resource = bfin_pcmcia_cf_resources,
285 };
286 #endif
287
288 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
289 static struct platform_device rtc_device = {
290         .name = "rtc-bfin",
291         .id   = -1,
292 };
293 #endif
294
295 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
296 static struct resource smc91x_resources[] = {
297         {
298                 .name = "smc91x-regs",
299                 .start = 0x20300300,
300                 .end = 0x20300300 + 16,
301                 .flags = IORESOURCE_MEM,
302         }, {
303
304                 .start = IRQ_PF7,
305                 .end = IRQ_PF7,
306                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
307         },
308 };
309 static struct platform_device smc91x_device = {
310         .name = "smc91x",
311         .id = 0,
312         .num_resources = ARRAY_SIZE(smc91x_resources),
313         .resource = smc91x_resources,
314 };
315 #endif
316
317 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
318 static struct resource dm9000_resources[] = {
319         [0] = {
320                 .start  = 0x203FB800,
321                 .end    = 0x203FB800 + 1,
322                 .flags  = IORESOURCE_MEM,
323         },
324         [1] = {
325                 .start  = 0x203FB800 + 4,
326                 .end    = 0x203FB800 + 5,
327                 .flags  = IORESOURCE_MEM,
328         },
329         [2] = {
330                 .start  = IRQ_PF9,
331                 .end    = IRQ_PF9,
332                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
333         },
334 };
335
336 static struct platform_device dm9000_device = {
337         .name           = "dm9000",
338         .id             = -1,
339         .num_resources  = ARRAY_SIZE(dm9000_resources),
340         .resource       = dm9000_resources,
341 };
342 #endif
343
344 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
345 static struct resource sl811_hcd_resources[] = {
346         {
347                 .start = 0x20340000,
348                 .end = 0x20340000,
349                 .flags = IORESOURCE_MEM,
350         }, {
351                 .start = 0x20340004,
352                 .end = 0x20340004,
353                 .flags = IORESOURCE_MEM,
354         }, {
355                 .start = CONFIG_USB_SL811_BFIN_IRQ,
356                 .end = CONFIG_USB_SL811_BFIN_IRQ,
357                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
358         },
359 };
360
361 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
362 void sl811_port_power(struct device *dev, int is_on)
363 {
364         gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
365         gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
366 }
367 #endif
368
369 static struct sl811_platform_data sl811_priv = {
370         .potpg = 10,
371         .power = 250,       /* == 500mA */
372 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
373         .port_power = &sl811_port_power,
374 #endif
375 };
376
377 static struct platform_device sl811_hcd_device = {
378         .name = "sl811-hcd",
379         .id = 0,
380         .dev = {
381                 .platform_data = &sl811_priv,
382         },
383         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
384         .resource = sl811_hcd_resources,
385 };
386 #endif
387
388 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
389 static struct resource isp1362_hcd_resources[] = {
390         {
391                 .start = 0x20360000,
392                 .end = 0x20360000,
393                 .flags = IORESOURCE_MEM,
394         }, {
395                 .start = 0x20360004,
396                 .end = 0x20360004,
397                 .flags = IORESOURCE_MEM,
398         }, {
399                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
400                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
401                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
402         },
403 };
404
405 static struct isp1362_platform_data isp1362_priv = {
406         .sel15Kres = 1,
407         .clknotstop = 0,
408         .oc_enable = 0,
409         .int_act_high = 0,
410         .int_edge_triggered = 0,
411         .remote_wakeup_connected = 0,
412         .no_power_switching = 1,
413         .power_switching_mode = 0,
414 };
415
416 static struct platform_device isp1362_hcd_device = {
417         .name = "isp1362-hcd",
418         .id = 0,
419         .dev = {
420                 .platform_data = &isp1362_priv,
421         },
422         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
423         .resource = isp1362_hcd_resources,
424 };
425 #endif
426
427 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
428 static struct platform_device bfin_mac_device = {
429         .name = "bfin_mac",
430 };
431 #endif
432
433 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
434 static struct resource net2272_bfin_resources[] = {
435         {
436                 .start = 0x20300000,
437                 .end = 0x20300000 + 0x100,
438                 .flags = IORESOURCE_MEM,
439         }, {
440                 .start = IRQ_PF7,
441                 .end = IRQ_PF7,
442                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
443         },
444 };
445
446 static struct platform_device net2272_bfin_device = {
447         .name = "net2272",
448         .id = -1,
449         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
450         .resource = net2272_bfin_resources,
451 };
452 #endif
453
454 #if defined(CONFIG_MTD_M25P80) \
455         || defined(CONFIG_MTD_M25P80_MODULE)
456 static struct mtd_partition bfin_spi_flash_partitions[] = {
457         {
458                 .name = "bootloader(spi)",
459                 .size = 0x00040000,
460                 .offset = 0,
461                 .mask_flags = MTD_CAP_ROM
462         }, {
463                 .name = "linux kernel(spi)",
464                 .size = MTDPART_SIZ_FULL,
465                 .offset = MTDPART_OFS_APPEND,
466         }
467 };
468
469 static struct flash_platform_data bfin_spi_flash_data = {
470         .name = "m25p80",
471         .parts = bfin_spi_flash_partitions,
472         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
473         .type = "m25p16",
474 };
475
476 /* SPI flash chip (m25p64) */
477 static struct bfin5xx_spi_chip spi_flash_chip_info = {
478         .enable_dma = 0,         /* use dma transfer with this chip*/
479         .bits_per_word = 8,
480 };
481 #endif
482
483 #if defined(CONFIG_SPI_ADC_BF533) \
484         || defined(CONFIG_SPI_ADC_BF533_MODULE)
485 /* SPI ADC chip */
486 static struct bfin5xx_spi_chip spi_adc_chip_info = {
487         .enable_dma = 1,         /* use dma transfer with this chip*/
488         .bits_per_word = 16,
489 };
490 #endif
491
492 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
493         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
494 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
495         .enable_dma = 0,
496         .bits_per_word = 16,
497 };
498 #endif
499
500 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
501 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
502         .enable_dma = 0,
503         .bits_per_word = 16,
504 };
505 #endif
506
507 #if defined(CONFIG_PBX)
508 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
509         .ctl_reg        = 0x4, /* send zero */
510         .enable_dma     = 0,
511         .bits_per_word  = 8,
512         .cs_change_per_word = 1,
513 };
514 #endif
515
516 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
517 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
518         .enable_dma = 0,
519         .bits_per_word = 16,
520 };
521
522 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
523         .model                  = 7877,
524         .vref_delay_usecs       = 50,   /* internal, no capacitor */
525         .x_plate_ohms           = 419,
526         .y_plate_ohms           = 486,
527         .pressure_max           = 1000,
528         .pressure_min           = 0,
529         .stopacq_polarity       = 1,
530         .first_conversion_delay = 3,
531         .acquisition_time       = 1,
532         .averaging              = 1,
533         .pen_down_acc_interval  = 1,
534 };
535 #endif
536
537 #if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
538 #include <linux/spi/ad7879.h>
539 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
540         .model                  = 7879, /* Model = AD7879 */
541         .x_plate_ohms           = 620,  /* 620 Ohm from the touch datasheet */
542         .pressure_max           = 10000,
543         .pressure_min           = 0,
544         .first_conversion_delay = 3,    /* wait 512us before do a first conversion */
545         .acquisition_time       = 1,    /* 4us acquisition time per sample */
546         .median                 = 2,    /* do 8 measurements */
547         .averaging              = 1,    /* take the average of 4 middle samples */
548         .pen_down_acc_interval  = 255,  /* 9.4 ms */
549         .gpio_output            = 1,    /* configure AUX/VBAT/GPIO as GPIO output */
550         .gpio_default           = 1,    /* During initialization set GPIO = HIGH */
551 };
552 #endif
553
554 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
555 static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
556         .enable_dma = 0,
557         .bits_per_word = 16,
558 };
559 #endif
560
561 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
562          && defined(CONFIG_SND_SOC_WM8731_SPI)
563 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
564         .enable_dma = 0,
565         .bits_per_word = 16,
566 };
567 #endif
568
569 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
570 static struct bfin5xx_spi_chip spidev_chip_info = {
571         .enable_dma = 0,
572         .bits_per_word = 8,
573 };
574 #endif
575
576 static struct spi_board_info bfin_spi_board_info[] __initdata = {
577 #if defined(CONFIG_MTD_M25P80) \
578         || defined(CONFIG_MTD_M25P80_MODULE)
579         {
580                 /* the modalias must be the same as spi device driver name */
581                 .modalias = "m25p80", /* Name of spi_driver for this device */
582                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
583                 .bus_num = 0, /* Framework bus number */
584                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
585                 .platform_data = &bfin_spi_flash_data,
586                 .controller_data = &spi_flash_chip_info,
587                 .mode = SPI_MODE_3,
588         },
589 #endif
590
591 #if defined(CONFIG_SPI_ADC_BF533) \
592         || defined(CONFIG_SPI_ADC_BF533_MODULE)
593         {
594                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
595                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
596                 .bus_num = 0, /* Framework bus number */
597                 .chip_select = 1, /* Framework chip select. */
598                 .platform_data = NULL, /* No spi_driver specific config */
599                 .controller_data = &spi_adc_chip_info,
600         },
601 #endif
602
603 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
604         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
605         {
606                 .modalias = "ad1836-spi",
607                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
608                 .bus_num = 0,
609                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
610                 .controller_data = &ad1836_spi_chip_info,
611         },
612 #endif
613 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
614         {
615                 .modalias = "ad9960-spi",
616                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
617                 .bus_num = 0,
618                 .chip_select = 1,
619                 .controller_data = &ad9960_spi_chip_info,
620         },
621 #endif
622 #if defined(CONFIG_PBX)
623         {
624                 .modalias = "fxs-spi",
625                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
626                 .bus_num = 0,
627                 .chip_select = 8 - CONFIG_J11_JUMPER,
628                 .controller_data = &spi_si3xxx_chip_info,
629                 .mode = SPI_MODE_3,
630         },
631         {
632                 .modalias = "fxo-spi",
633                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
634                 .bus_num = 0,
635                 .chip_select = 8 - CONFIG_J19_JUMPER,
636                 .controller_data = &spi_si3xxx_chip_info,
637                 .mode = SPI_MODE_3,
638         },
639 #endif
640 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
641         {
642                 .modalias               = "ad7877",
643                 .platform_data          = &bfin_ad7877_ts_info,
644                 .irq                    = IRQ_PF8,
645                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
646                 .bus_num        = 0,
647                 .chip_select  = 2,
648                 .controller_data = &spi_ad7877_chip_info,
649         },
650 #endif
651 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
652         {
653                 .modalias = "ad7879",
654                 .platform_data = &bfin_ad7879_ts_info,
655                 .irq = IRQ_PF8,
656                 .max_speed_hz = 5000000,     /* max spi clock (SCK) speed in HZ */
657                 .bus_num = 0,
658                 .chip_select = 3,
659                 .controller_data = &spi_ad7879_chip_info,
660                 .mode = SPI_CPHA | SPI_CPOL,
661         },
662 #endif
663 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
664          && defined(CONFIG_SND_SOC_WM8731_SPI)
665         {
666                 .modalias       = "wm8731",
667                 .max_speed_hz   = 3125000,     /* max spi clock (SCK) speed in HZ */
668                 .bus_num        = 0,
669                 .chip_select    = 5,
670                 .controller_data = &spi_wm8731_chip_info,
671                 .mode = SPI_MODE_0,
672         },
673 #endif
674 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
675         {
676                 .modalias = "spidev",
677                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
678                 .bus_num = 0,
679                 .chip_select = 1,
680                 .controller_data = &spidev_chip_info,
681         },
682 #endif
683 };
684
685 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
686 /* SPI controller data */
687 static struct bfin5xx_spi_master bfin_spi0_info = {
688         .num_chipselect = 8,
689         .enable_dma = 1,  /* master has the ability to do dma transfer */
690         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
691 };
692
693 /* SPI (0) */
694 static struct resource bfin_spi0_resource[] = {
695         [0] = {
696                 .start = SPI0_REGBASE,
697                 .end   = SPI0_REGBASE + 0xFF,
698                 .flags = IORESOURCE_MEM,
699                 },
700         [1] = {
701                 .start = CH_SPI,
702                 .end   = CH_SPI,
703                 .flags = IORESOURCE_IRQ,
704         },
705 };
706
707 static struct platform_device bfin_spi0_device = {
708         .name = "bfin-spi",
709         .id = 0, /* Bus number */
710         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
711         .resource = bfin_spi0_resource,
712         .dev = {
713                 .platform_data = &bfin_spi0_info, /* Passed to driver */
714         },
715 };
716 #endif  /* spi master and devices */
717
718 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
719 static struct platform_device bfin_fb_device = {
720         .name = "bf537-lq035",
721 };
722 #endif
723
724 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
725 static struct platform_device bfin_fb_adv7393_device = {
726         .name = "bfin-adv7393",
727 };
728 #endif
729
730 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
731 static struct resource bfin_uart_resources[] = {
732 #ifdef CONFIG_SERIAL_BFIN_UART0
733         {
734                 .start = 0xFFC00400,
735                 .end = 0xFFC004FF,
736                 .flags = IORESOURCE_MEM,
737         },
738 #endif
739 #ifdef CONFIG_SERIAL_BFIN_UART1
740         {
741                 .start = 0xFFC02000,
742                 .end = 0xFFC020FF,
743                 .flags = IORESOURCE_MEM,
744         },
745 #endif
746 };
747
748 static struct platform_device bfin_uart_device = {
749         .name = "bfin-uart",
750         .id = 1,
751         .num_resources = ARRAY_SIZE(bfin_uart_resources),
752         .resource = bfin_uart_resources,
753 };
754 #endif
755
756 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
757 #ifdef CONFIG_BFIN_SIR0
758 static struct resource bfin_sir0_resources[] = {
759         {
760                 .start = 0xFFC00400,
761                 .end = 0xFFC004FF,
762                 .flags = IORESOURCE_MEM,
763         },
764         {
765                 .start = IRQ_UART0_RX,
766                 .end = IRQ_UART0_RX+1,
767                 .flags = IORESOURCE_IRQ,
768         },
769         {
770                 .start = CH_UART0_RX,
771                 .end = CH_UART0_RX+1,
772                 .flags = IORESOURCE_DMA,
773         },
774 };
775
776 static struct platform_device bfin_sir0_device = {
777         .name = "bfin_sir",
778         .id = 0,
779         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
780         .resource = bfin_sir0_resources,
781 };
782 #endif
783 #ifdef CONFIG_BFIN_SIR1
784 static struct resource bfin_sir1_resources[] = {
785         {
786                 .start = 0xFFC02000,
787                 .end = 0xFFC020FF,
788                 .flags = IORESOURCE_MEM,
789         },
790         {
791                 .start = IRQ_UART1_RX,
792                 .end = IRQ_UART1_RX+1,
793                 .flags = IORESOURCE_IRQ,
794         },
795         {
796                 .start = CH_UART1_RX,
797                 .end = CH_UART1_RX+1,
798                 .flags = IORESOURCE_DMA,
799         },
800 };
801
802 static struct platform_device bfin_sir1_device = {
803         .name = "bfin_sir",
804         .id = 1,
805         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
806         .resource = bfin_sir1_resources,
807 };
808 #endif
809 #endif
810
811 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
812 static struct resource bfin_twi0_resource[] = {
813         [0] = {
814                 .start = TWI0_REGBASE,
815                 .end   = TWI0_REGBASE,
816                 .flags = IORESOURCE_MEM,
817         },
818         [1] = {
819                 .start = IRQ_TWI,
820                 .end   = IRQ_TWI,
821                 .flags = IORESOURCE_IRQ,
822         },
823 };
824
825 static struct platform_device i2c_bfin_twi_device = {
826         .name = "i2c-bfin-twi",
827         .id = 0,
828         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
829         .resource = bfin_twi0_resource,
830 };
831 #endif
832
833 #ifdef CONFIG_I2C_BOARDINFO
834 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
835 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
836         {
837                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
838         },
839 #endif
840 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
841         {
842                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
843                 .irq = IRQ_PF8,
844         },
845 #endif
846 };
847 #endif
848
849 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
850 static struct platform_device bfin_sport0_uart_device = {
851         .name = "bfin-sport-uart",
852         .id = 0,
853 };
854
855 static struct platform_device bfin_sport1_uart_device = {
856         .name = "bfin-sport-uart",
857         .id = 1,
858 };
859 #endif
860
861 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
862 #include <linux/input.h>
863 #include <linux/gpio_keys.h>
864
865 static struct gpio_keys_button bfin_gpio_keys_table[] = {
866         {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
867         {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
868 };
869
870 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
871         .buttons        = bfin_gpio_keys_table,
872         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
873 };
874
875 static struct platform_device bfin_device_gpiokeys = {
876         .name      = "gpio-keys",
877         .dev = {
878                 .platform_data = &bfin_gpio_keys_data,
879         },
880 };
881 #endif
882
883 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
884 #include <linux/input.h>
885 #include <asm/bfin_rotary.h>
886
887 static struct bfin_rotary_platform_data bfin_rotary_data = {
888         /*.rotary_up_key     = KEY_UP,*/
889         /*.rotary_down_key   = KEY_DOWN,*/
890         .rotary_rel_code   = REL_WHEEL,
891         .rotary_button_key = KEY_ENTER,
892         .debounce          = 10,        /* 0..17 */
893         .mode              = ROT_QUAD_ENC | ROT_DEBE,
894 };
895
896 static struct resource bfin_rotary_resources[] = {
897         {
898                 .start = IRQ_CNT,
899                 .end = IRQ_CNT,
900                 .flags = IORESOURCE_IRQ,
901         },
902 };
903
904 static struct platform_device bfin_rotary_device = {
905         .name           = "bfin-rotary",
906         .id             = -1,
907         .num_resources  = ARRAY_SIZE(bfin_rotary_resources),
908         .resource       = bfin_rotary_resources,
909         .dev            = {
910                 .platform_data = &bfin_rotary_data,
911         },
912 };
913 #endif
914
915 static struct resource bfin_gpios_resources = {
916         .start = 0,
917         .end   = MAX_BLACKFIN_GPIOS - 1,
918         .flags = IORESOURCE_IRQ,
919 };
920
921 static struct platform_device bfin_gpios_device = {
922         .name = "simple-gpio",
923         .id = -1,
924         .num_resources = 1,
925         .resource = &bfin_gpios_resources,
926 };
927
928 static const unsigned int cclk_vlev_datasheet[] =
929 {
930         VRPAIR(VLEV_100, 400000000),
931         VRPAIR(VLEV_105, 426000000),
932         VRPAIR(VLEV_110, 500000000),
933         VRPAIR(VLEV_115, 533000000),
934         VRPAIR(VLEV_120, 600000000),
935 };
936
937 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
938         .tuple_tab = cclk_vlev_datasheet,
939         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
940         .vr_settling_time = 25 /* us */,
941 };
942
943 static struct platform_device bfin_dpmc = {
944         .name = "bfin dpmc",
945         .dev = {
946                 .platform_data = &bfin_dmpc_vreg_data,
947         },
948 };
949
950 static struct platform_device *stamp_devices[] __initdata = {
951
952         &bfin_dpmc,
953
954 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
955         &bf5xx_nand_device,
956 #endif
957
958 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
959         &bfin_pcmcia_cf_device,
960 #endif
961
962 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
963         &rtc_device,
964 #endif
965
966 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
967         &sl811_hcd_device,
968 #endif
969
970 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
971         &isp1362_hcd_device,
972 #endif
973
974 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
975         &bfin_isp1760_device,
976 #endif
977
978 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
979         &musb_device,
980 #endif
981
982 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
983         &smc91x_device,
984 #endif
985
986 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
987         &dm9000_device,
988 #endif
989
990 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
991         &bfin_mac_device,
992 #endif
993
994 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
995         &net2272_bfin_device,
996 #endif
997
998 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
999         &bfin_spi0_device,
1000 #endif
1001
1002 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
1003         &bfin_fb_device,
1004 #endif
1005
1006 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
1007         &bf52x_t350mcqb_device,
1008 #endif
1009
1010 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
1011         &bfin_fb_adv7393_device,
1012 #endif
1013
1014 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
1015         &bfin_uart_device,
1016 #endif
1017
1018 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
1019 #ifdef CONFIG_BFIN_SIR0
1020         &bfin_sir0_device,
1021 #endif
1022 #ifdef CONFIG_BFIN_SIR1
1023         &bfin_sir1_device,
1024 #endif
1025 #endif
1026
1027 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
1028         &i2c_bfin_twi_device,
1029 #endif
1030
1031 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
1032         &bfin_sport0_uart_device,
1033         &bfin_sport1_uart_device,
1034 #endif
1035
1036 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
1037         &bfin_device_gpiokeys,
1038 #endif
1039
1040 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
1041         &bfin_rotary_device,
1042 #endif
1043
1044 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
1045         &ezkit_flash_device,
1046 #endif
1047
1048         &bfin_gpios_device,
1049 };
1050
1051 static int __init stamp_init(void)
1052 {
1053         printk(KERN_INFO "%s(): registering device resources\n", __func__);
1054
1055 #ifdef CONFIG_I2C_BOARDINFO
1056         i2c_register_board_info(0, bfin_i2c_board_info,
1057                                 ARRAY_SIZE(bfin_i2c_board_info));
1058 #endif
1059
1060         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
1061         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
1062         return 0;
1063 }
1064
1065 arch_initcall(stamp_init);
1066
1067 void native_machine_restart(char *cmd)
1068 {
1069         /* workaround reboot hang when booting from SPI */
1070         if ((bfin_read_SYSCR() & 0x7) == 0x3)
1071                 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
1072 }
1073
1074 void bfin_get_ether_addr(char *addr)
1075 {
1076         /* the MAC is stored in OTP memory page 0xDF */
1077         u32 ret;
1078         u64 otp_mac;
1079         u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
1080
1081         ret = otp_read(0xDF, 0x00, &otp_mac);
1082         if (!(ret & 0x1)) {
1083                 char *otp_mac_p = (char *)&otp_mac;
1084                 for (ret = 0; ret < 6; ++ret)
1085                         addr[ret] = otp_mac_p[5 - ret];
1086         }
1087 }
1088 EXPORT_SYMBOL(bfin_get_ether_addr);