Blackfin arch: bfin_reset() is an internal reboot function ... everyone should go...
[linux-2.6] / 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[] = "ADDS-BF527-EZKIT";
58
59 /*
60  *  Driver needs to know address, irq and flag pin.
61  */
62
63 #define ISP1761_BASE       0x203C0000
64 #define ISP1761_IRQ        IRQ_PF7
65
66 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
67 static struct resource bfin_isp1761_resources[] = {
68         [0] = {
69                 .name   = "isp1761-regs",
70                 .start  = ISP1761_BASE + 0x00000000,
71                 .end    = ISP1761_BASE + 0x000fffff,
72                 .flags  = IORESOURCE_MEM,
73         },
74         [1] = {
75                 .start  = ISP1761_IRQ,
76                 .end    = ISP1761_IRQ,
77                 .flags  = IORESOURCE_IRQ,
78         },
79 };
80
81 static struct platform_device bfin_isp1761_device = {
82         .name           = "isp1761",
83         .id             = 0,
84         .num_resources  = ARRAY_SIZE(bfin_isp1761_resources),
85         .resource       = bfin_isp1761_resources,
86 };
87
88 static struct platform_device *bfin_isp1761_devices[] = {
89         &bfin_isp1761_device,
90 };
91
92 int __init bfin_isp1761_init(void)
93 {
94         unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices);
95
96         printk(KERN_INFO "%s(): registering device resources\n", __func__);
97         set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
98
99         return platform_add_devices(bfin_isp1761_devices, num_devices);
100 }
101
102 void __exit bfin_isp1761_exit(void)
103 {
104         platform_device_unregister(&bfin_isp1761_device);
105 }
106
107 arch_initcall(bfin_isp1761_init);
108 #endif
109
110 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
111 static struct resource musb_resources[] = {
112         [0] = {
113                 .start  = 0xffc03800,
114                 .end    = 0xffc03cff,
115                 .flags  = IORESOURCE_MEM,
116         },
117         [1] = { /* general IRQ */
118                 .start  = IRQ_USB_INT0,
119                 .end    = IRQ_USB_INT0,
120                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
121         },
122         [2] = { /* DMA IRQ */
123                 .start  = IRQ_USB_DMA,
124                 .end    = IRQ_USB_DMA,
125                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
126         },
127 };
128
129 static struct musb_hdrc_config musb_config = {
130         .multipoint     = 0,
131         .dyn_fifo       = 0,
132         .soft_con       = 1,
133         .dma            = 1,
134         .num_eps        = 7,
135         .dma_channels   = 7,
136         .gpio_vrsel     = GPIO_PG13,
137 };
138
139 static struct musb_hdrc_platform_data musb_plat = {
140 #if defined(CONFIG_USB_MUSB_OTG)
141         .mode           = MUSB_OTG,
142 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
143         .mode           = MUSB_HOST,
144 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
145         .mode           = MUSB_PERIPHERAL,
146 #endif
147         .config         = &musb_config,
148 };
149
150 static u64 musb_dmamask = ~(u32)0;
151
152 static struct platform_device musb_device = {
153         .name           = "musb_hdrc",
154         .id             = 0,
155         .dev = {
156                 .dma_mask               = &musb_dmamask,
157                 .coherent_dma_mask      = 0xffffffff,
158                 .platform_data          = &musb_plat,
159         },
160         .num_resources  = ARRAY_SIZE(musb_resources),
161         .resource       = musb_resources,
162 };
163 #endif
164
165 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
166
167 static struct resource bf52x_t350mcqb_resources[] = {
168         {
169                 .start = IRQ_PPI_ERROR,
170                 .end = IRQ_PPI_ERROR,
171                 .flags = IORESOURCE_IRQ,
172         },
173 };
174
175 static struct platform_device bf52x_t350mcqb_device = {
176         .name           = "bfin-t350mcqb",
177         .id             = -1,
178         .num_resources  = ARRAY_SIZE(bf52x_t350mcqb_resources),
179         .resource       = bf52x_t350mcqb_resources,
180 };
181 #endif
182
183 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
184 static struct mtd_partition ezkit_partitions[] = {
185         {
186                 .name       = "bootloader(nor)",
187                 .size       = 0x40000,
188                 .offset     = 0,
189         }, {
190                 .name       = "linux kernel(nor)",
191                 .size       = 0x1C0000,
192                 .offset     = MTDPART_OFS_APPEND,
193         }, {
194                 .name       = "file system(nor)",
195                 .size       = MTDPART_SIZ_FULL,
196                 .offset     = MTDPART_OFS_APPEND,
197         }
198 };
199
200 static struct physmap_flash_data ezkit_flash_data = {
201         .width      = 2,
202         .parts      = ezkit_partitions,
203         .nr_parts   = ARRAY_SIZE(ezkit_partitions),
204 };
205
206 static struct resource ezkit_flash_resource = {
207         .start = 0x20000000,
208         .end   = 0x203fffff,
209         .flags = IORESOURCE_MEM,
210 };
211
212 static struct platform_device ezkit_flash_device = {
213         .name          = "physmap-flash",
214         .id            = 0,
215         .dev = {
216                 .platform_data = &ezkit_flash_data,
217         },
218         .num_resources = 1,
219         .resource      = &ezkit_flash_resource,
220 };
221 #endif
222
223 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
224 static struct mtd_partition partition_info[] = {
225         {
226                 .name = "linux kernel(nand)",
227                 .offset = 0,
228                 .size = 4 * 1024 * 1024,
229         },
230         {
231                 .name = "file system(nand)",
232                 .offset = MTDPART_OFS_APPEND,
233                 .size = MTDPART_SIZ_FULL,
234         },
235 };
236
237 static struct bf5xx_nand_platform bf5xx_nand_platform = {
238         .page_size = NFC_PG_SIZE_256,
239         .data_width = NFC_NWIDTH_8,
240         .partitions = partition_info,
241         .nr_partitions = ARRAY_SIZE(partition_info),
242         .rd_dly = 3,
243         .wr_dly = 3,
244 };
245
246 static struct resource bf5xx_nand_resources[] = {
247         {
248                 .start = NFC_CTL,
249                 .end = NFC_DATA_RD + 2,
250                 .flags = IORESOURCE_MEM,
251         },
252         {
253                 .start = CH_NFC,
254                 .end = CH_NFC,
255                 .flags = IORESOURCE_IRQ,
256         },
257 };
258
259 static struct platform_device bf5xx_nand_device = {
260         .name = "bf5xx-nand",
261         .id = 0,
262         .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
263         .resource = bf5xx_nand_resources,
264         .dev = {
265                 .platform_data = &bf5xx_nand_platform,
266         },
267 };
268 #endif
269
270 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
271 static struct resource bfin_pcmcia_cf_resources[] = {
272         {
273                 .start = 0x20310000, /* IO PORT */
274                 .end = 0x20312000,
275                 .flags = IORESOURCE_MEM,
276         }, {
277                 .start = 0x20311000, /* Attribute Memory */
278                 .end = 0x20311FFF,
279                 .flags = IORESOURCE_MEM,
280         }, {
281                 .start = IRQ_PF4,
282                 .end = IRQ_PF4,
283                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
284         }, {
285                 .start = 6, /* Card Detect PF6 */
286                 .end = 6,
287                 .flags = IORESOURCE_IRQ,
288         },
289 };
290
291 static struct platform_device bfin_pcmcia_cf_device = {
292         .name = "bfin_cf_pcmcia",
293         .id = -1,
294         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
295         .resource = bfin_pcmcia_cf_resources,
296 };
297 #endif
298
299 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
300 static struct platform_device rtc_device = {
301         .name = "rtc-bfin",
302         .id   = -1,
303 };
304 #endif
305
306 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
307 static struct resource smc91x_resources[] = {
308         {
309                 .name = "smc91x-regs",
310                 .start = 0x20300300,
311                 .end = 0x20300300 + 16,
312                 .flags = IORESOURCE_MEM,
313         }, {
314
315                 .start = IRQ_PF7,
316                 .end = IRQ_PF7,
317                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
318         },
319 };
320 static struct platform_device smc91x_device = {
321         .name = "smc91x",
322         .id = 0,
323         .num_resources = ARRAY_SIZE(smc91x_resources),
324         .resource = smc91x_resources,
325 };
326 #endif
327
328 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
329 static struct resource dm9000_resources[] = {
330         [0] = {
331                 .start  = 0x203FB800,
332                 .end    = 0x203FB800 + 1,
333                 .flags  = IORESOURCE_MEM,
334         },
335         [1] = {
336                 .start  = 0x203FB800 + 4,
337                 .end    = 0x203FB800 + 5,
338                 .flags  = IORESOURCE_MEM,
339         },
340         [2] = {
341                 .start  = IRQ_PF9,
342                 .end    = IRQ_PF9,
343                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
344         },
345 };
346
347 static struct platform_device dm9000_device = {
348         .name           = "dm9000",
349         .id             = -1,
350         .num_resources  = ARRAY_SIZE(dm9000_resources),
351         .resource       = dm9000_resources,
352 };
353 #endif
354
355 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
356 static struct resource sl811_hcd_resources[] = {
357         {
358                 .start = 0x20340000,
359                 .end = 0x20340000,
360                 .flags = IORESOURCE_MEM,
361         }, {
362                 .start = 0x20340004,
363                 .end = 0x20340004,
364                 .flags = IORESOURCE_MEM,
365         }, {
366                 .start = CONFIG_USB_SL811_BFIN_IRQ,
367                 .end = CONFIG_USB_SL811_BFIN_IRQ,
368                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
369         },
370 };
371
372 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
373 void sl811_port_power(struct device *dev, int is_on)
374 {
375         gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
376         gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
377 }
378 #endif
379
380 static struct sl811_platform_data sl811_priv = {
381         .potpg = 10,
382         .power = 250,       /* == 500mA */
383 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
384         .port_power = &sl811_port_power,
385 #endif
386 };
387
388 static struct platform_device sl811_hcd_device = {
389         .name = "sl811-hcd",
390         .id = 0,
391         .dev = {
392                 .platform_data = &sl811_priv,
393         },
394         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
395         .resource = sl811_hcd_resources,
396 };
397 #endif
398
399 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
400 static struct resource isp1362_hcd_resources[] = {
401         {
402                 .start = 0x20360000,
403                 .end = 0x20360000,
404                 .flags = IORESOURCE_MEM,
405         }, {
406                 .start = 0x20360004,
407                 .end = 0x20360004,
408                 .flags = IORESOURCE_MEM,
409         }, {
410                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
411                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
412                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
413         },
414 };
415
416 static struct isp1362_platform_data isp1362_priv = {
417         .sel15Kres = 1,
418         .clknotstop = 0,
419         .oc_enable = 0,
420         .int_act_high = 0,
421         .int_edge_triggered = 0,
422         .remote_wakeup_connected = 0,
423         .no_power_switching = 1,
424         .power_switching_mode = 0,
425 };
426
427 static struct platform_device isp1362_hcd_device = {
428         .name = "isp1362-hcd",
429         .id = 0,
430         .dev = {
431                 .platform_data = &isp1362_priv,
432         },
433         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
434         .resource = isp1362_hcd_resources,
435 };
436 #endif
437
438 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
439 static struct platform_device bfin_mac_device = {
440         .name = "bfin_mac",
441 };
442 #endif
443
444 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
445 static struct resource net2272_bfin_resources[] = {
446         {
447                 .start = 0x20300000,
448                 .end = 0x20300000 + 0x100,
449                 .flags = IORESOURCE_MEM,
450         }, {
451                 .start = IRQ_PF7,
452                 .end = IRQ_PF7,
453                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
454         },
455 };
456
457 static struct platform_device net2272_bfin_device = {
458         .name = "net2272",
459         .id = -1,
460         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
461         .resource = net2272_bfin_resources,
462 };
463 #endif
464
465 #if defined(CONFIG_MTD_M25P80) \
466         || defined(CONFIG_MTD_M25P80_MODULE)
467 static struct mtd_partition bfin_spi_flash_partitions[] = {
468         {
469                 .name = "bootloader(spi)",
470                 .size = 0x00040000,
471                 .offset = 0,
472                 .mask_flags = MTD_CAP_ROM
473         }, {
474                 .name = "linux kernel(spi)",
475                 .size = MTDPART_SIZ_FULL,
476                 .offset = MTDPART_OFS_APPEND,
477         }
478 };
479
480 static struct flash_platform_data bfin_spi_flash_data = {
481         .name = "m25p80",
482         .parts = bfin_spi_flash_partitions,
483         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
484         .type = "m25p16",
485 };
486
487 /* SPI flash chip (m25p64) */
488 static struct bfin5xx_spi_chip spi_flash_chip_info = {
489         .enable_dma = 0,         /* use dma transfer with this chip*/
490         .bits_per_word = 8,
491 };
492 #endif
493
494 #if defined(CONFIG_SPI_ADC_BF533) \
495         || defined(CONFIG_SPI_ADC_BF533_MODULE)
496 /* SPI ADC chip */
497 static struct bfin5xx_spi_chip spi_adc_chip_info = {
498         .enable_dma = 1,         /* use dma transfer with this chip*/
499         .bits_per_word = 16,
500 };
501 #endif
502
503 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
504         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
505 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
506         .enable_dma = 0,
507         .bits_per_word = 16,
508 };
509 #endif
510
511 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
512 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
513         .enable_dma = 0,
514         .bits_per_word = 16,
515 };
516 #endif
517
518 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
519 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
520         .enable_dma = 1,
521         .bits_per_word = 8,
522 };
523 #endif
524
525 #if defined(CONFIG_PBX)
526 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
527         .ctl_reg        = 0x4, /* send zero */
528         .enable_dma     = 0,
529         .bits_per_word  = 8,
530         .cs_change_per_word = 1,
531 };
532 #endif
533
534 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
535 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
536         .enable_dma = 0,
537         .bits_per_word = 16,
538 };
539
540 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
541         .model                  = 7877,
542         .vref_delay_usecs       = 50,   /* internal, no capacitor */
543         .x_plate_ohms           = 419,
544         .y_plate_ohms           = 486,
545         .pressure_max           = 1000,
546         .pressure_min           = 0,
547         .stopacq_polarity       = 1,
548         .first_conversion_delay = 3,
549         .acquisition_time       = 1,
550         .averaging              = 1,
551         .pen_down_acc_interval  = 1,
552 };
553 #endif
554
555 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
556          && defined(CONFIG_SND_SOC_WM8731_SPI)
557 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
558         .enable_dma = 0,
559         .bits_per_word = 16,
560 };
561 #endif
562
563 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
564 static struct bfin5xx_spi_chip spidev_chip_info = {
565         .enable_dma = 0,
566         .bits_per_word = 8,
567 };
568 #endif
569
570 static struct spi_board_info bfin_spi_board_info[] __initdata = {
571 #if defined(CONFIG_MTD_M25P80) \
572         || defined(CONFIG_MTD_M25P80_MODULE)
573         {
574                 /* the modalias must be the same as spi device driver name */
575                 .modalias = "m25p80", /* Name of spi_driver for this device */
576                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
577                 .bus_num = 0, /* Framework bus number */
578                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
579                 .platform_data = &bfin_spi_flash_data,
580                 .controller_data = &spi_flash_chip_info,
581                 .mode = SPI_MODE_3,
582         },
583 #endif
584
585 #if defined(CONFIG_SPI_ADC_BF533) \
586         || defined(CONFIG_SPI_ADC_BF533_MODULE)
587         {
588                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
589                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
590                 .bus_num = 0, /* Framework bus number */
591                 .chip_select = 1, /* Framework chip select. */
592                 .platform_data = NULL, /* No spi_driver specific config */
593                 .controller_data = &spi_adc_chip_info,
594         },
595 #endif
596
597 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
598         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
599         {
600                 .modalias = "ad1836-spi",
601                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
602                 .bus_num = 0,
603                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
604                 .controller_data = &ad1836_spi_chip_info,
605         },
606 #endif
607 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
608         {
609                 .modalias = "ad9960-spi",
610                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
611                 .bus_num = 0,
612                 .chip_select = 1,
613                 .controller_data = &ad9960_spi_chip_info,
614         },
615 #endif
616 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
617         {
618                 .modalias = "spi_mmc_dummy",
619                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
620                 .bus_num = 0,
621                 .chip_select = 0,
622                 .platform_data = NULL,
623                 .controller_data = &spi_mmc_chip_info,
624                 .mode = SPI_MODE_3,
625         },
626         {
627                 .modalias = "spi_mmc",
628                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
629                 .bus_num = 0,
630                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
631                 .platform_data = NULL,
632                 .controller_data = &spi_mmc_chip_info,
633                 .mode = SPI_MODE_3,
634         },
635 #endif
636 #if defined(CONFIG_PBX)
637         {
638                 .modalias = "fxs-spi",
639                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
640                 .bus_num = 0,
641                 .chip_select = 8 - CONFIG_J11_JUMPER,
642                 .controller_data = &spi_si3xxx_chip_info,
643                 .mode = SPI_MODE_3,
644         },
645         {
646                 .modalias = "fxo-spi",
647                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
648                 .bus_num = 0,
649                 .chip_select = 8 - CONFIG_J19_JUMPER,
650                 .controller_data = &spi_si3xxx_chip_info,
651                 .mode = SPI_MODE_3,
652         },
653 #endif
654 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
655         {
656                 .modalias               = "ad7877",
657                 .platform_data          = &bfin_ad7877_ts_info,
658                 .irq                    = IRQ_PF8,
659                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
660                 .bus_num        = 0,
661                 .chip_select  = 2,
662                 .controller_data = &spi_ad7877_chip_info,
663         },
664 #endif
665 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
666          && defined(CONFIG_SND_SOC_WM8731_SPI)
667         {
668                 .modalias       = "wm8731",
669                 .max_speed_hz   = 3125000,     /* max spi clock (SCK) speed in HZ */
670                 .bus_num        = 0,
671                 .chip_select    = 5,
672                 .controller_data = &spi_wm8731_chip_info,
673                 .mode = SPI_MODE_0,
674         },
675 #endif
676 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
677         {
678                 .modalias = "spidev",
679                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
680                 .bus_num = 0,
681                 .chip_select = 1,
682                 .controller_data = &spidev_chip_info,
683         },
684 #endif
685 };
686
687 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
688 /* SPI controller data */
689 static struct bfin5xx_spi_master bfin_spi0_info = {
690         .num_chipselect = 8,
691         .enable_dma = 1,  /* master has the ability to do dma transfer */
692         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
693 };
694
695 /* SPI (0) */
696 static struct resource bfin_spi0_resource[] = {
697         [0] = {
698                 .start = SPI0_REGBASE,
699                 .end   = SPI0_REGBASE + 0xFF,
700                 .flags = IORESOURCE_MEM,
701                 },
702         [1] = {
703                 .start = CH_SPI,
704                 .end   = CH_SPI,
705                 .flags = IORESOURCE_IRQ,
706         },
707 };
708
709 static struct platform_device bfin_spi0_device = {
710         .name = "bfin-spi",
711         .id = 0, /* Bus number */
712         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
713         .resource = bfin_spi0_resource,
714         .dev = {
715                 .platform_data = &bfin_spi0_info, /* Passed to driver */
716         },
717 };
718 #endif  /* spi master and devices */
719
720 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
721 static struct platform_device bfin_fb_device = {
722         .name = "bf537-lq035",
723 };
724 #endif
725
726 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
727 static struct platform_device bfin_fb_adv7393_device = {
728         .name = "bfin-adv7393",
729 };
730 #endif
731
732 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
733 static struct resource bfin_uart_resources[] = {
734 #ifdef CONFIG_SERIAL_BFIN_UART0
735         {
736                 .start = 0xFFC00400,
737                 .end = 0xFFC004FF,
738                 .flags = IORESOURCE_MEM,
739         },
740 #endif
741 #ifdef CONFIG_SERIAL_BFIN_UART1
742         {
743                 .start = 0xFFC02000,
744                 .end = 0xFFC020FF,
745                 .flags = IORESOURCE_MEM,
746         },
747 #endif
748 };
749
750 static struct platform_device bfin_uart_device = {
751         .name = "bfin-uart",
752         .id = 1,
753         .num_resources = ARRAY_SIZE(bfin_uart_resources),
754         .resource = bfin_uart_resources,
755 };
756 #endif
757
758 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
759 static struct resource bfin_sir_resources[] = {
760 #ifdef CONFIG_BFIN_SIR0
761         {
762                 .start = 0xFFC00400,
763                 .end = 0xFFC004FF,
764                 .flags = IORESOURCE_MEM,
765         },
766 #endif
767 #ifdef CONFIG_BFIN_SIR1
768         {
769                 .start = 0xFFC02000,
770                 .end = 0xFFC020FF,
771                 .flags = IORESOURCE_MEM,
772         },
773 #endif
774 };
775
776 static struct platform_device bfin_sir_device = {
777         .name = "bfin_sir",
778         .id = 0,
779         .num_resources = ARRAY_SIZE(bfin_sir_resources),
780         .resource = bfin_sir_resources,
781 };
782 #endif
783
784 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
785 static struct resource bfin_twi0_resource[] = {
786         [0] = {
787                 .start = TWI0_REGBASE,
788                 .end   = TWI0_REGBASE,
789                 .flags = IORESOURCE_MEM,
790         },
791         [1] = {
792                 .start = IRQ_TWI,
793                 .end   = IRQ_TWI,
794                 .flags = IORESOURCE_IRQ,
795         },
796 };
797
798 static struct platform_device i2c_bfin_twi_device = {
799         .name = "i2c-bfin-twi",
800         .id = 0,
801         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
802         .resource = bfin_twi0_resource,
803 };
804 #endif
805
806 #ifdef CONFIG_I2C_BOARDINFO
807 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
808 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
809         {
810                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
811         },
812 #endif
813 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
814         {
815                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
816                 .irq = IRQ_PF8,
817         },
818 #endif
819 };
820 #endif
821
822 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
823 static struct platform_device bfin_sport0_uart_device = {
824         .name = "bfin-sport-uart",
825         .id = 0,
826 };
827
828 static struct platform_device bfin_sport1_uart_device = {
829         .name = "bfin-sport-uart",
830         .id = 1,
831 };
832 #endif
833
834 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
835 #include <linux/input.h>
836 #include <linux/gpio_keys.h>
837
838 static struct gpio_keys_button bfin_gpio_keys_table[] = {
839         {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
840         {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
841 };
842
843 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
844         .buttons        = bfin_gpio_keys_table,
845         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
846 };
847
848 static struct platform_device bfin_device_gpiokeys = {
849         .name      = "gpio-keys",
850         .dev = {
851                 .platform_data = &bfin_gpio_keys_data,
852         },
853 };
854 #endif
855
856 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
857 #include <linux/input.h>
858 #include <asm/bfin_rotary.h>
859
860 static struct bfin_rotary_platform_data bfin_rotary_data = {
861         /*.rotary_up_key     = KEY_UP,*/
862         /*.rotary_down_key   = KEY_DOWN,*/
863         .rotary_rel_code   = REL_WHEEL,
864         .rotary_button_key = KEY_ENTER,
865         .debounce          = 10,        /* 0..17 */
866         .mode              = ROT_QUAD_ENC | ROT_DEBE,
867 };
868
869 static struct resource bfin_rotary_resources[] = {
870         {
871                 .start = IRQ_CNT,
872                 .end = IRQ_CNT,
873                 .flags = IORESOURCE_IRQ,
874         },
875 };
876
877 static struct platform_device bfin_rotary_device = {
878         .name           = "bfin-rotary",
879         .id             = -1,
880         .num_resources  = ARRAY_SIZE(bfin_rotary_resources),
881         .resource       = bfin_rotary_resources,
882         .dev            = {
883                 .platform_data = &bfin_rotary_data,
884         },
885 };
886 #endif
887
888 static struct resource bfin_gpios_resources = {
889         .start = 0,
890         .end   = MAX_BLACKFIN_GPIOS - 1,
891         .flags = IORESOURCE_IRQ,
892 };
893
894 static struct platform_device bfin_gpios_device = {
895         .name = "simple-gpio",
896         .id = -1,
897         .num_resources = 1,
898         .resource = &bfin_gpios_resources,
899 };
900
901 static const unsigned int cclk_vlev_datasheet[] =
902 {
903         VRPAIR(VLEV_100, 400000000),
904         VRPAIR(VLEV_105, 426000000),
905         VRPAIR(VLEV_110, 500000000),
906         VRPAIR(VLEV_115, 533000000),
907         VRPAIR(VLEV_120, 600000000),
908 };
909
910 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
911         .tuple_tab = cclk_vlev_datasheet,
912         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
913         .vr_settling_time = 25 /* us */,
914 };
915
916 static struct platform_device bfin_dpmc = {
917         .name = "bfin dpmc",
918         .dev = {
919                 .platform_data = &bfin_dmpc_vreg_data,
920         },
921 };
922
923 static struct platform_device *stamp_devices[] __initdata = {
924
925         &bfin_dpmc,
926
927 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
928         &bf5xx_nand_device,
929 #endif
930
931 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
932         &bfin_pcmcia_cf_device,
933 #endif
934
935 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
936         &rtc_device,
937 #endif
938
939 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
940         &sl811_hcd_device,
941 #endif
942
943 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
944         &isp1362_hcd_device,
945 #endif
946
947 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
948         &musb_device,
949 #endif
950
951 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
952         &smc91x_device,
953 #endif
954
955 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
956         &dm9000_device,
957 #endif
958
959 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
960         &bfin_mac_device,
961 #endif
962
963 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
964         &net2272_bfin_device,
965 #endif
966
967 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
968         &bfin_spi0_device,
969 #endif
970
971 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
972         &bfin_fb_device,
973 #endif
974
975 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
976         &bf52x_t350mcqb_device,
977 #endif
978
979 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
980         &bfin_fb_adv7393_device,
981 #endif
982
983 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
984         &bfin_uart_device,
985 #endif
986
987 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
988         &bfin_sir_device,
989 #endif
990
991 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
992         &i2c_bfin_twi_device,
993 #endif
994
995 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
996         &bfin_sport0_uart_device,
997         &bfin_sport1_uart_device,
998 #endif
999
1000 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
1001         &bfin_device_gpiokeys,
1002 #endif
1003
1004 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
1005         &bfin_rotary_device,
1006 #endif
1007
1008 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
1009         &ezkit_flash_device,
1010 #endif
1011
1012         &bfin_gpios_device,
1013 };
1014
1015 static int __init stamp_init(void)
1016 {
1017         printk(KERN_INFO "%s(): registering device resources\n", __func__);
1018
1019 #ifdef CONFIG_I2C_BOARDINFO
1020         i2c_register_board_info(0, bfin_i2c_board_info,
1021                                 ARRAY_SIZE(bfin_i2c_board_info));
1022 #endif
1023
1024         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
1025         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
1026         return 0;
1027 }
1028
1029 arch_initcall(stamp_init);
1030
1031 void native_machine_restart(char *cmd)
1032 {
1033         /* workaround reboot hang when booting from SPI */
1034         if ((bfin_read_SYSCR() & 0x7) == 0x3)
1035                 bfin_gpio_reset_spi0_ssel1();
1036 }
1037
1038 void bfin_get_ether_addr(char *addr)
1039 {
1040         /* the MAC is stored in OTP memory page 0xDF */
1041         u32 ret;
1042         u64 otp_mac;
1043         u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
1044
1045         ret = otp_read(0xDF, 0x00, &otp_mac);
1046         if (!(ret & 0x1)) {
1047                 char *otp_mac_p = (char *)&otp_mac;
1048                 for (ret = 0; ret < 6; ++ret)
1049                         addr[ret] = otp_mac_p[5 - ret];
1050         }
1051 }
1052 EXPORT_SYMBOL(bfin_get_ether_addr);