ext3: Flush disk caches on fsync when needed
[deliverable/linux.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 .bus_width_16 = 1,
81 .port1_otg = 0,
82 .analog_oc = 0,
83 .dack_polarity_high = 0,
84 .dreq_polarity_high = 0,
85 };
86
87 static struct platform_device bfin_isp1760_device = {
88 .name = "isp1760-hcd",
89 .id = 0,
90 .dev = {
91 .platform_data = &isp1760_priv,
92 },
93 .num_resources = ARRAY_SIZE(bfin_isp1760_resources),
94 .resource = bfin_isp1760_resources,
95 };
96 #endif
97
98 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
99 static struct resource musb_resources[] = {
100 [0] = {
101 .start = 0xffc03800,
102 .end = 0xffc03cff,
103 .flags = IORESOURCE_MEM,
104 },
105 [1] = { /* general IRQ */
106 .start = IRQ_USB_INT0,
107 .end = IRQ_USB_INT0,
108 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
109 },
110 [2] = { /* DMA IRQ */
111 .start = IRQ_USB_DMA,
112 .end = IRQ_USB_DMA,
113 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
114 },
115 };
116
117 static struct musb_hdrc_config musb_config = {
118 .multipoint = 0,
119 .dyn_fifo = 0,
120 .soft_con = 1,
121 .dma = 1,
122 .num_eps = 8,
123 .dma_channels = 8,
124 .gpio_vrsel = GPIO_PG13,
125 };
126
127 static struct musb_hdrc_platform_data musb_plat = {
128 #if defined(CONFIG_USB_MUSB_OTG)
129 .mode = MUSB_OTG,
130 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
131 .mode = MUSB_HOST,
132 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
133 .mode = MUSB_PERIPHERAL,
134 #endif
135 .config = &musb_config,
136 };
137
138 static u64 musb_dmamask = ~(u32)0;
139
140 static struct platform_device musb_device = {
141 .name = "musb_hdrc",
142 .id = 0,
143 .dev = {
144 .dma_mask = &musb_dmamask,
145 .coherent_dma_mask = 0xffffffff,
146 .platform_data = &musb_plat,
147 },
148 .num_resources = ARRAY_SIZE(musb_resources),
149 .resource = musb_resources,
150 };
151 #endif
152
153 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
154
155 static struct resource bf52x_t350mcqb_resources[] = {
156 {
157 .start = IRQ_PPI_ERROR,
158 .end = IRQ_PPI_ERROR,
159 .flags = IORESOURCE_IRQ,
160 },
161 };
162
163 static struct platform_device bf52x_t350mcqb_device = {
164 .name = "bfin-t350mcqb",
165 .id = -1,
166 .num_resources = ARRAY_SIZE(bf52x_t350mcqb_resources),
167 .resource = bf52x_t350mcqb_resources,
168 };
169 #endif
170
171 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
172 static struct mtd_partition ezkit_partitions[] = {
173 {
174 .name = "bootloader(nor)",
175 .size = 0x40000,
176 .offset = 0,
177 }, {
178 .name = "linux kernel(nor)",
179 .size = 0x1C0000,
180 .offset = MTDPART_OFS_APPEND,
181 }, {
182 .name = "file system(nor)",
183 .size = MTDPART_SIZ_FULL,
184 .offset = MTDPART_OFS_APPEND,
185 }
186 };
187
188 static struct physmap_flash_data ezkit_flash_data = {
189 .width = 2,
190 .parts = ezkit_partitions,
191 .nr_parts = ARRAY_SIZE(ezkit_partitions),
192 };
193
194 static struct resource ezkit_flash_resource = {
195 .start = 0x20000000,
196 .end = 0x203fffff,
197 .flags = IORESOURCE_MEM,
198 };
199
200 static struct platform_device ezkit_flash_device = {
201 .name = "physmap-flash",
202 .id = 0,
203 .dev = {
204 .platform_data = &ezkit_flash_data,
205 },
206 .num_resources = 1,
207 .resource = &ezkit_flash_resource,
208 };
209 #endif
210
211 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
212 static struct mtd_partition partition_info[] = {
213 {
214 .name = "linux kernel(nand)",
215 .offset = 0,
216 .size = 4 * 1024 * 1024,
217 },
218 {
219 .name = "file system(nand)",
220 .offset = MTDPART_OFS_APPEND,
221 .size = MTDPART_SIZ_FULL,
222 },
223 };
224
225 static struct bf5xx_nand_platform bf5xx_nand_platform = {
226 .page_size = NFC_PG_SIZE_256,
227 .data_width = NFC_NWIDTH_8,
228 .partitions = partition_info,
229 .nr_partitions = ARRAY_SIZE(partition_info),
230 .rd_dly = 3,
231 .wr_dly = 3,
232 };
233
234 static struct resource bf5xx_nand_resources[] = {
235 {
236 .start = NFC_CTL,
237 .end = NFC_DATA_RD + 2,
238 .flags = IORESOURCE_MEM,
239 },
240 {
241 .start = CH_NFC,
242 .end = CH_NFC,
243 .flags = IORESOURCE_IRQ,
244 },
245 };
246
247 static struct platform_device bf5xx_nand_device = {
248 .name = "bf5xx-nand",
249 .id = 0,
250 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
251 .resource = bf5xx_nand_resources,
252 .dev = {
253 .platform_data = &bf5xx_nand_platform,
254 },
255 };
256 #endif
257
258 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
259 static struct resource bfin_pcmcia_cf_resources[] = {
260 {
261 .start = 0x20310000, /* IO PORT */
262 .end = 0x20312000,
263 .flags = IORESOURCE_MEM,
264 }, {
265 .start = 0x20311000, /* Attribute Memory */
266 .end = 0x20311FFF,
267 .flags = IORESOURCE_MEM,
268 }, {
269 .start = IRQ_PF4,
270 .end = IRQ_PF4,
271 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
272 }, {
273 .start = 6, /* Card Detect PF6 */
274 .end = 6,
275 .flags = IORESOURCE_IRQ,
276 },
277 };
278
279 static struct platform_device bfin_pcmcia_cf_device = {
280 .name = "bfin_cf_pcmcia",
281 .id = -1,
282 .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
283 .resource = bfin_pcmcia_cf_resources,
284 };
285 #endif
286
287 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
288 static struct platform_device rtc_device = {
289 .name = "rtc-bfin",
290 .id = -1,
291 };
292 #endif
293
294 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
295 static struct resource smc91x_resources[] = {
296 {
297 .name = "smc91x-regs",
298 .start = 0x20300300,
299 .end = 0x20300300 + 16,
300 .flags = IORESOURCE_MEM,
301 }, {
302
303 .start = IRQ_PF7,
304 .end = IRQ_PF7,
305 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
306 },
307 };
308 static struct platform_device smc91x_device = {
309 .name = "smc91x",
310 .id = 0,
311 .num_resources = ARRAY_SIZE(smc91x_resources),
312 .resource = smc91x_resources,
313 };
314 #endif
315
316 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
317 static struct resource dm9000_resources[] = {
318 [0] = {
319 .start = 0x203FB800,
320 .end = 0x203FB800 + 1,
321 .flags = IORESOURCE_MEM,
322 },
323 [1] = {
324 .start = 0x203FB800 + 4,
325 .end = 0x203FB800 + 5,
326 .flags = IORESOURCE_MEM,
327 },
328 [2] = {
329 .start = IRQ_PF9,
330 .end = IRQ_PF9,
331 .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
332 },
333 };
334
335 static struct platform_device dm9000_device = {
336 .name = "dm9000",
337 .id = -1,
338 .num_resources = ARRAY_SIZE(dm9000_resources),
339 .resource = dm9000_resources,
340 };
341 #endif
342
343 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
344 static struct resource sl811_hcd_resources[] = {
345 {
346 .start = 0x20340000,
347 .end = 0x20340000,
348 .flags = IORESOURCE_MEM,
349 }, {
350 .start = 0x20340004,
351 .end = 0x20340004,
352 .flags = IORESOURCE_MEM,
353 }, {
354 .start = CONFIG_USB_SL811_BFIN_IRQ,
355 .end = CONFIG_USB_SL811_BFIN_IRQ,
356 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
357 },
358 };
359
360 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
361 void sl811_port_power(struct device *dev, int is_on)
362 {
363 gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
364 gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
365 }
366 #endif
367
368 static struct sl811_platform_data sl811_priv = {
369 .potpg = 10,
370 .power = 250, /* == 500mA */
371 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
372 .port_power = &sl811_port_power,
373 #endif
374 };
375
376 static struct platform_device sl811_hcd_device = {
377 .name = "sl811-hcd",
378 .id = 0,
379 .dev = {
380 .platform_data = &sl811_priv,
381 },
382 .num_resources = ARRAY_SIZE(sl811_hcd_resources),
383 .resource = sl811_hcd_resources,
384 };
385 #endif
386
387 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
388 static struct resource isp1362_hcd_resources[] = {
389 {
390 .start = 0x20360000,
391 .end = 0x20360000,
392 .flags = IORESOURCE_MEM,
393 }, {
394 .start = 0x20360004,
395 .end = 0x20360004,
396 .flags = IORESOURCE_MEM,
397 }, {
398 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
399 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
400 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
401 },
402 };
403
404 static struct isp1362_platform_data isp1362_priv = {
405 .sel15Kres = 1,
406 .clknotstop = 0,
407 .oc_enable = 0,
408 .int_act_high = 0,
409 .int_edge_triggered = 0,
410 .remote_wakeup_connected = 0,
411 .no_power_switching = 1,
412 .power_switching_mode = 0,
413 };
414
415 static struct platform_device isp1362_hcd_device = {
416 .name = "isp1362-hcd",
417 .id = 0,
418 .dev = {
419 .platform_data = &isp1362_priv,
420 },
421 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
422 .resource = isp1362_hcd_resources,
423 };
424 #endif
425
426 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
427 static struct platform_device bfin_mii_bus = {
428 .name = "bfin_mii_bus",
429 };
430
431 static struct platform_device bfin_mac_device = {
432 .name = "bfin_mac",
433 .dev.platform_data = &bfin_mii_bus,
434 };
435 #endif
436
437 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
438 static struct resource net2272_bfin_resources[] = {
439 {
440 .start = 0x20300000,
441 .end = 0x20300000 + 0x100,
442 .flags = IORESOURCE_MEM,
443 }, {
444 .start = IRQ_PF7,
445 .end = IRQ_PF7,
446 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
447 },
448 };
449
450 static struct platform_device net2272_bfin_device = {
451 .name = "net2272",
452 .id = -1,
453 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
454 .resource = net2272_bfin_resources,
455 };
456 #endif
457
458 #if defined(CONFIG_MTD_M25P80) \
459 || defined(CONFIG_MTD_M25P80_MODULE)
460 static struct mtd_partition bfin_spi_flash_partitions[] = {
461 {
462 .name = "bootloader(spi)",
463 .size = 0x00040000,
464 .offset = 0,
465 .mask_flags = MTD_CAP_ROM
466 }, {
467 .name = "linux kernel(spi)",
468 .size = MTDPART_SIZ_FULL,
469 .offset = MTDPART_OFS_APPEND,
470 }
471 };
472
473 static struct flash_platform_data bfin_spi_flash_data = {
474 .name = "m25p80",
475 .parts = bfin_spi_flash_partitions,
476 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
477 .type = "m25p16",
478 };
479
480 /* SPI flash chip (m25p64) */
481 static struct bfin5xx_spi_chip spi_flash_chip_info = {
482 .enable_dma = 0, /* use dma transfer with this chip*/
483 .bits_per_word = 8,
484 };
485 #endif
486
487 #if defined(CONFIG_BFIN_SPI_ADC) \
488 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
489 /* SPI ADC chip */
490 static struct bfin5xx_spi_chip spi_adc_chip_info = {
491 .enable_dma = 1, /* use dma transfer with this chip*/
492 .bits_per_word = 16,
493 };
494 #endif
495
496 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
497 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
498 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
499 .enable_dma = 0,
500 .bits_per_word = 16,
501 };
502 #endif
503
504 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
505 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
506 .enable_dma = 0,
507 .bits_per_word = 16,
508 };
509 #endif
510
511 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
512 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
513 .enable_dma = 0,
514 .bits_per_word = 8,
515 };
516 #endif
517
518 #if defined(CONFIG_PBX)
519 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
520 .ctl_reg = 0x4, /* send zero */
521 .enable_dma = 0,
522 .bits_per_word = 8,
523 .cs_change_per_word = 1,
524 };
525 #endif
526
527 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
528 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
529 .enable_dma = 0,
530 .bits_per_word = 16,
531 };
532
533 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
534 .model = 7877,
535 .vref_delay_usecs = 50, /* internal, no capacitor */
536 .x_plate_ohms = 419,
537 .y_plate_ohms = 486,
538 .pressure_max = 1000,
539 .pressure_min = 0,
540 .stopacq_polarity = 1,
541 .first_conversion_delay = 3,
542 .acquisition_time = 1,
543 .averaging = 1,
544 .pen_down_acc_interval = 1,
545 };
546 #endif
547
548 #if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
549 #include <linux/spi/ad7879.h>
550 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
551 .model = 7879, /* Model = AD7879 */
552 .x_plate_ohms = 620, /* 620 Ohm from the touch datasheet */
553 .pressure_max = 10000,
554 .pressure_min = 0,
555 .first_conversion_delay = 3, /* wait 512us before do a first conversion */
556 .acquisition_time = 1, /* 4us acquisition time per sample */
557 .median = 2, /* do 8 measurements */
558 .averaging = 1, /* take the average of 4 middle samples */
559 .pen_down_acc_interval = 255, /* 9.4 ms */
560 .gpio_output = 1, /* configure AUX/VBAT/GPIO as GPIO output */
561 .gpio_default = 1, /* During initialization set GPIO = HIGH */
562 };
563 #endif
564
565 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
566 static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
567 .enable_dma = 0,
568 .bits_per_word = 16,
569 };
570 #endif
571
572 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
573 && defined(CONFIG_SND_SOC_WM8731_SPI)
574 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
575 .enable_dma = 0,
576 .bits_per_word = 16,
577 };
578 #endif
579
580 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
581 static struct bfin5xx_spi_chip spidev_chip_info = {
582 .enable_dma = 0,
583 .bits_per_word = 8,
584 };
585 #endif
586
587 static struct spi_board_info bfin_spi_board_info[] __initdata = {
588 #if defined(CONFIG_MTD_M25P80) \
589 || defined(CONFIG_MTD_M25P80_MODULE)
590 {
591 /* the modalias must be the same as spi device driver name */
592 .modalias = "m25p80", /* Name of spi_driver for this device */
593 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
594 .bus_num = 0, /* Framework bus number */
595 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
596 .platform_data = &bfin_spi_flash_data,
597 .controller_data = &spi_flash_chip_info,
598 .mode = SPI_MODE_3,
599 },
600 #endif
601
602 #if defined(CONFIG_BFIN_SPI_ADC) \
603 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
604 {
605 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
606 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
607 .bus_num = 0, /* Framework bus number */
608 .chip_select = 1, /* Framework chip select. */
609 .platform_data = NULL, /* No spi_driver specific config */
610 .controller_data = &spi_adc_chip_info,
611 },
612 #endif
613
614 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
615 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
616 {
617 .modalias = "ad1836-spi",
618 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
619 .bus_num = 0,
620 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
621 .controller_data = &ad1836_spi_chip_info,
622 },
623 #endif
624 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
625 {
626 .modalias = "ad9960-spi",
627 .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
628 .bus_num = 0,
629 .chip_select = 1,
630 .controller_data = &ad9960_spi_chip_info,
631 },
632 #endif
633 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
634 {
635 .modalias = "mmc_spi",
636 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
637 .bus_num = 0,
638 .chip_select = 3,
639 .controller_data = &mmc_spi_chip_info,
640 .mode = SPI_MODE_0,
641 },
642 #endif
643
644 #if defined(CONFIG_PBX)
645 {
646 .modalias = "fxs-spi",
647 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
648 .bus_num = 0,
649 .chip_select = 8 - CONFIG_J11_JUMPER,
650 .controller_data = &spi_si3xxx_chip_info,
651 .mode = SPI_MODE_3,
652 },
653 {
654 .modalias = "fxo-spi",
655 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
656 .bus_num = 0,
657 .chip_select = 8 - CONFIG_J19_JUMPER,
658 .controller_data = &spi_si3xxx_chip_info,
659 .mode = SPI_MODE_3,
660 },
661 #endif
662 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
663 {
664 .modalias = "ad7877",
665 .platform_data = &bfin_ad7877_ts_info,
666 .irq = IRQ_PF8,
667 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
668 .bus_num = 0,
669 .chip_select = 2,
670 .controller_data = &spi_ad7877_chip_info,
671 },
672 #endif
673 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
674 {
675 .modalias = "ad7879",
676 .platform_data = &bfin_ad7879_ts_info,
677 .irq = IRQ_PF8,
678 .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */
679 .bus_num = 0,
680 .chip_select = 3,
681 .controller_data = &spi_ad7879_chip_info,
682 .mode = SPI_CPHA | SPI_CPOL,
683 },
684 #endif
685 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
686 && defined(CONFIG_SND_SOC_WM8731_SPI)
687 {
688 .modalias = "wm8731",
689 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
690 .bus_num = 0,
691 .chip_select = 5,
692 .controller_data = &spi_wm8731_chip_info,
693 .mode = SPI_MODE_0,
694 },
695 #endif
696 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
697 {
698 .modalias = "spidev",
699 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
700 .bus_num = 0,
701 .chip_select = 1,
702 .controller_data = &spidev_chip_info,
703 },
704 #endif
705 };
706
707 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
708 /* SPI controller data */
709 static struct bfin5xx_spi_master bfin_spi0_info = {
710 .num_chipselect = 8,
711 .enable_dma = 1, /* master has the ability to do dma transfer */
712 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
713 };
714
715 /* SPI (0) */
716 static struct resource bfin_spi0_resource[] = {
717 [0] = {
718 .start = SPI0_REGBASE,
719 .end = SPI0_REGBASE + 0xFF,
720 .flags = IORESOURCE_MEM,
721 },
722 [1] = {
723 .start = CH_SPI,
724 .end = CH_SPI,
725 .flags = IORESOURCE_DMA,
726 },
727 [2] = {
728 .start = IRQ_SPI,
729 .end = IRQ_SPI,
730 .flags = IORESOURCE_IRQ,
731 },
732 };
733
734 static struct platform_device bfin_spi0_device = {
735 .name = "bfin-spi",
736 .id = 0, /* Bus number */
737 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
738 .resource = bfin_spi0_resource,
739 .dev = {
740 .platform_data = &bfin_spi0_info, /* Passed to driver */
741 },
742 };
743 #endif /* spi master and devices */
744
745 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
746 static struct platform_device bfin_fb_device = {
747 .name = "bf537-lq035",
748 };
749 #endif
750
751 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
752 static struct platform_device bfin_fb_adv7393_device = {
753 .name = "bfin-adv7393",
754 };
755 #endif
756
757 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
758 static struct resource bfin_uart_resources[] = {
759 #ifdef CONFIG_SERIAL_BFIN_UART0
760 {
761 .start = 0xFFC00400,
762 .end = 0xFFC004FF,
763 .flags = IORESOURCE_MEM,
764 },
765 #endif
766 #ifdef CONFIG_SERIAL_BFIN_UART1
767 {
768 .start = 0xFFC02000,
769 .end = 0xFFC020FF,
770 .flags = IORESOURCE_MEM,
771 },
772 #endif
773 };
774
775 static struct platform_device bfin_uart_device = {
776 .name = "bfin-uart",
777 .id = 1,
778 .num_resources = ARRAY_SIZE(bfin_uart_resources),
779 .resource = bfin_uart_resources,
780 };
781 #endif
782
783 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
784 #ifdef CONFIG_BFIN_SIR0
785 static struct resource bfin_sir0_resources[] = {
786 {
787 .start = 0xFFC00400,
788 .end = 0xFFC004FF,
789 .flags = IORESOURCE_MEM,
790 },
791 {
792 .start = IRQ_UART0_RX,
793 .end = IRQ_UART0_RX+1,
794 .flags = IORESOURCE_IRQ,
795 },
796 {
797 .start = CH_UART0_RX,
798 .end = CH_UART0_RX+1,
799 .flags = IORESOURCE_DMA,
800 },
801 };
802
803 static struct platform_device bfin_sir0_device = {
804 .name = "bfin_sir",
805 .id = 0,
806 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
807 .resource = bfin_sir0_resources,
808 };
809 #endif
810 #ifdef CONFIG_BFIN_SIR1
811 static struct resource bfin_sir1_resources[] = {
812 {
813 .start = 0xFFC02000,
814 .end = 0xFFC020FF,
815 .flags = IORESOURCE_MEM,
816 },
817 {
818 .start = IRQ_UART1_RX,
819 .end = IRQ_UART1_RX+1,
820 .flags = IORESOURCE_IRQ,
821 },
822 {
823 .start = CH_UART1_RX,
824 .end = CH_UART1_RX+1,
825 .flags = IORESOURCE_DMA,
826 },
827 };
828
829 static struct platform_device bfin_sir1_device = {
830 .name = "bfin_sir",
831 .id = 1,
832 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
833 .resource = bfin_sir1_resources,
834 };
835 #endif
836 #endif
837
838 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
839 static struct resource bfin_twi0_resource[] = {
840 [0] = {
841 .start = TWI0_REGBASE,
842 .end = TWI0_REGBASE,
843 .flags = IORESOURCE_MEM,
844 },
845 [1] = {
846 .start = IRQ_TWI,
847 .end = IRQ_TWI,
848 .flags = IORESOURCE_IRQ,
849 },
850 };
851
852 static struct platform_device i2c_bfin_twi_device = {
853 .name = "i2c-bfin-twi",
854 .id = 0,
855 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
856 .resource = bfin_twi0_resource,
857 };
858 #endif
859
860 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
861 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
862 {
863 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
864 },
865 #endif
866 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
867 {
868 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
869 .irq = IRQ_PF8,
870 },
871 #endif
872 };
873
874 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
875 static struct platform_device bfin_sport0_uart_device = {
876 .name = "bfin-sport-uart",
877 .id = 0,
878 };
879
880 static struct platform_device bfin_sport1_uart_device = {
881 .name = "bfin-sport-uart",
882 .id = 1,
883 };
884 #endif
885
886 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
887 #include <linux/input.h>
888 #include <linux/gpio_keys.h>
889
890 static struct gpio_keys_button bfin_gpio_keys_table[] = {
891 {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
892 {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
893 };
894
895 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
896 .buttons = bfin_gpio_keys_table,
897 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
898 };
899
900 static struct platform_device bfin_device_gpiokeys = {
901 .name = "gpio-keys",
902 .dev = {
903 .platform_data = &bfin_gpio_keys_data,
904 },
905 };
906 #endif
907
908 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
909 #include <linux/input.h>
910 #include <asm/bfin_rotary.h>
911
912 static struct bfin_rotary_platform_data bfin_rotary_data = {
913 /*.rotary_up_key = KEY_UP,*/
914 /*.rotary_down_key = KEY_DOWN,*/
915 .rotary_rel_code = REL_WHEEL,
916 .rotary_button_key = KEY_ENTER,
917 .debounce = 10, /* 0..17 */
918 .mode = ROT_QUAD_ENC | ROT_DEBE,
919 };
920
921 static struct resource bfin_rotary_resources[] = {
922 {
923 .start = IRQ_CNT,
924 .end = IRQ_CNT,
925 .flags = IORESOURCE_IRQ,
926 },
927 };
928
929 static struct platform_device bfin_rotary_device = {
930 .name = "bfin-rotary",
931 .id = -1,
932 .num_resources = ARRAY_SIZE(bfin_rotary_resources),
933 .resource = bfin_rotary_resources,
934 .dev = {
935 .platform_data = &bfin_rotary_data,
936 },
937 };
938 #endif
939
940 static struct resource bfin_gpios_resources = {
941 .start = 0,
942 .end = MAX_BLACKFIN_GPIOS - 1,
943 .flags = IORESOURCE_IRQ,
944 };
945
946 static struct platform_device bfin_gpios_device = {
947 .name = "simple-gpio",
948 .id = -1,
949 .num_resources = 1,
950 .resource = &bfin_gpios_resources,
951 };
952
953 static const unsigned int cclk_vlev_datasheet[] =
954 {
955 VRPAIR(VLEV_100, 400000000),
956 VRPAIR(VLEV_105, 426000000),
957 VRPAIR(VLEV_110, 500000000),
958 VRPAIR(VLEV_115, 533000000),
959 VRPAIR(VLEV_120, 600000000),
960 };
961
962 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
963 .tuple_tab = cclk_vlev_datasheet,
964 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
965 .vr_settling_time = 25 /* us */,
966 };
967
968 static struct platform_device bfin_dpmc = {
969 .name = "bfin dpmc",
970 .dev = {
971 .platform_data = &bfin_dmpc_vreg_data,
972 },
973 };
974
975 static struct platform_device *stamp_devices[] __initdata = {
976
977 &bfin_dpmc,
978
979 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
980 &bf5xx_nand_device,
981 #endif
982
983 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
984 &bfin_pcmcia_cf_device,
985 #endif
986
987 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
988 &rtc_device,
989 #endif
990
991 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
992 &sl811_hcd_device,
993 #endif
994
995 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
996 &isp1362_hcd_device,
997 #endif
998
999 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
1000 &bfin_isp1760_device,
1001 #endif
1002
1003 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
1004 &musb_device,
1005 #endif
1006
1007 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
1008 &smc91x_device,
1009 #endif
1010
1011 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
1012 &dm9000_device,
1013 #endif
1014
1015 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
1016 &bfin_mii_bus,
1017 &bfin_mac_device,
1018 #endif
1019
1020 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
1021 &net2272_bfin_device,
1022 #endif
1023
1024 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
1025 &bfin_spi0_device,
1026 #endif
1027
1028 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
1029 &bfin_fb_device,
1030 #endif
1031
1032 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
1033 &bf52x_t350mcqb_device,
1034 #endif
1035
1036 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
1037 &bfin_fb_adv7393_device,
1038 #endif
1039
1040 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
1041 &bfin_uart_device,
1042 #endif
1043
1044 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
1045 #ifdef CONFIG_BFIN_SIR0
1046 &bfin_sir0_device,
1047 #endif
1048 #ifdef CONFIG_BFIN_SIR1
1049 &bfin_sir1_device,
1050 #endif
1051 #endif
1052
1053 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
1054 &i2c_bfin_twi_device,
1055 #endif
1056
1057 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
1058 &bfin_sport0_uart_device,
1059 &bfin_sport1_uart_device,
1060 #endif
1061
1062 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
1063 &bfin_device_gpiokeys,
1064 #endif
1065
1066 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
1067 &bfin_rotary_device,
1068 #endif
1069
1070 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
1071 &ezkit_flash_device,
1072 #endif
1073
1074 &bfin_gpios_device,
1075 };
1076
1077 static int __init ezkit_init(void)
1078 {
1079 printk(KERN_INFO "%s(): registering device resources\n", __func__);
1080 i2c_register_board_info(0, bfin_i2c_board_info,
1081 ARRAY_SIZE(bfin_i2c_board_info));
1082 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
1083 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
1084 return 0;
1085 }
1086
1087 arch_initcall(ezkit_init);
1088
1089 void native_machine_restart(char *cmd)
1090 {
1091 /* workaround reboot hang when booting from SPI */
1092 if ((bfin_read_SYSCR() & 0x7) == 0x3)
1093 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
1094 }
1095
1096 void bfin_get_ether_addr(char *addr)
1097 {
1098 /* the MAC is stored in OTP memory page 0xDF */
1099 u32 ret;
1100 u64 otp_mac;
1101 u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
1102
1103 ret = otp_read(0xDF, 0x00, &otp_mac);
1104 if (!(ret & 0x1)) {
1105 char *otp_mac_p = (char *)&otp_mac;
1106 for (ret = 0; ret < 6; ++ret)
1107 addr[ret] = otp_mac_p[5 - ret];
1108 }
1109 }
1110 EXPORT_SYMBOL(bfin_get_ether_addr);
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