ext3: Flush disk caches on fsync when needed
[deliverable/linux.git] / arch / blackfin / mach-bf527 / boards / cm_bf527.c
1 /*
2 * File: arch/blackfin/mach-bf527/boards/cm-bf527.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 #include <linux/etherdevice.h>
39 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
40 #include <linux/usb/isp1362.h>
41 #endif
42 #include <linux/i2c.h>
43 #include <linux/irq.h>
44 #include <linux/interrupt.h>
45 #include <linux/usb/sl811.h>
46 #include <linux/usb/musb.h>
47 #include <asm/dma.h>
48 #include <asm/bfin5xx_spi.h>
49 #include <asm/reboot.h>
50 #include <asm/nand.h>
51 #include <asm/portmux.h>
52 #include <asm/dpmc.h>
53 #include <linux/spi/ad7877.h>
54
55 /*
56 * Name the Board for the /proc/cpuinfo
57 */
58 const char bfin_board_name[] = "Bluetechnix CM-BF527";
59
60 /*
61 * Driver needs to know address, irq and flag pin.
62 */
63
64 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
65 #include <linux/usb/isp1760.h>
66 static struct resource bfin_isp1760_resources[] = {
67 [0] = {
68 .start = 0x203C0000,
69 .end = 0x203C0000 + 0x000fffff,
70 .flags = IORESOURCE_MEM,
71 },
72 [1] = {
73 .start = IRQ_PF7,
74 .end = IRQ_PF7,
75 .flags = IORESOURCE_IRQ,
76 },
77 };
78
79 static struct isp1760_platform_data isp1760_priv = {
80 .is_isp1761 = 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_PF11,
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_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
155 static struct mtd_partition ezkit_partitions[] = {
156 {
157 .name = "bootloader(nor)",
158 .size = 0x40000,
159 .offset = 0,
160 }, {
161 .name = "linux kernel(nor)",
162 .size = 0x1C0000,
163 .offset = MTDPART_OFS_APPEND,
164 }, {
165 .name = "file system(nor)",
166 .size = MTDPART_SIZ_FULL,
167 .offset = MTDPART_OFS_APPEND,
168 }
169 };
170
171 static struct physmap_flash_data ezkit_flash_data = {
172 .width = 2,
173 .parts = ezkit_partitions,
174 .nr_parts = ARRAY_SIZE(ezkit_partitions),
175 };
176
177 static struct resource ezkit_flash_resource = {
178 .start = 0x20000000,
179 .end = 0x201fffff,
180 .flags = IORESOURCE_MEM,
181 };
182
183 static struct platform_device ezkit_flash_device = {
184 .name = "physmap-flash",
185 .id = 0,
186 .dev = {
187 .platform_data = &ezkit_flash_data,
188 },
189 .num_resources = 1,
190 .resource = &ezkit_flash_resource,
191 };
192 #endif
193
194 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
195 static struct mtd_partition partition_info[] = {
196 {
197 .name = "linux kernel(nand)",
198 .offset = 0,
199 .size = 4 * 1024 * 1024,
200 },
201 {
202 .name = "file system(nand)",
203 .offset = MTDPART_OFS_APPEND,
204 .size = MTDPART_SIZ_FULL,
205 },
206 };
207
208 static struct bf5xx_nand_platform bf5xx_nand_platform = {
209 .page_size = NFC_PG_SIZE_256,
210 .data_width = NFC_NWIDTH_8,
211 .partitions = partition_info,
212 .nr_partitions = ARRAY_SIZE(partition_info),
213 .rd_dly = 3,
214 .wr_dly = 3,
215 };
216
217 static struct resource bf5xx_nand_resources[] = {
218 {
219 .start = NFC_CTL,
220 .end = NFC_DATA_RD + 2,
221 .flags = IORESOURCE_MEM,
222 },
223 {
224 .start = CH_NFC,
225 .end = CH_NFC,
226 .flags = IORESOURCE_IRQ,
227 },
228 };
229
230 static struct platform_device bf5xx_nand_device = {
231 .name = "bf5xx-nand",
232 .id = 0,
233 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
234 .resource = bf5xx_nand_resources,
235 .dev = {
236 .platform_data = &bf5xx_nand_platform,
237 },
238 };
239 #endif
240
241 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
242 static struct resource bfin_pcmcia_cf_resources[] = {
243 {
244 .start = 0x20310000, /* IO PORT */
245 .end = 0x20312000,
246 .flags = IORESOURCE_MEM,
247 }, {
248 .start = 0x20311000, /* Attribute Memory */
249 .end = 0x20311FFF,
250 .flags = IORESOURCE_MEM,
251 }, {
252 .start = IRQ_PF4,
253 .end = IRQ_PF4,
254 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
255 }, {
256 .start = 6, /* Card Detect PF6 */
257 .end = 6,
258 .flags = IORESOURCE_IRQ,
259 },
260 };
261
262 static struct platform_device bfin_pcmcia_cf_device = {
263 .name = "bfin_cf_pcmcia",
264 .id = -1,
265 .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
266 .resource = bfin_pcmcia_cf_resources,
267 };
268 #endif
269
270 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
271 static struct platform_device rtc_device = {
272 .name = "rtc-bfin",
273 .id = -1,
274 };
275 #endif
276
277 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
278 static struct resource smc91x_resources[] = {
279 {
280 .name = "smc91x-regs",
281 .start = 0x20300300,
282 .end = 0x20300300 + 16,
283 .flags = IORESOURCE_MEM,
284 }, {
285
286 .start = IRQ_PF7,
287 .end = IRQ_PF7,
288 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
289 },
290 };
291 static struct platform_device smc91x_device = {
292 .name = "smc91x",
293 .id = 0,
294 .num_resources = ARRAY_SIZE(smc91x_resources),
295 .resource = smc91x_resources,
296 };
297 #endif
298
299 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
300 static struct resource dm9000_resources[] = {
301 [0] = {
302 .start = 0x203FB800,
303 .end = 0x203FB800 + 8,
304 .flags = IORESOURCE_MEM,
305 },
306 [1] = {
307 .start = IRQ_PF9,
308 .end = IRQ_PF9,
309 .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
310 },
311 };
312
313 static struct platform_device dm9000_device = {
314 .name = "dm9000",
315 .id = -1,
316 .num_resources = ARRAY_SIZE(dm9000_resources),
317 .resource = dm9000_resources,
318 };
319 #endif
320
321 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
322 static struct resource sl811_hcd_resources[] = {
323 {
324 .start = 0x20340000,
325 .end = 0x20340000,
326 .flags = IORESOURCE_MEM,
327 }, {
328 .start = 0x20340004,
329 .end = 0x20340004,
330 .flags = IORESOURCE_MEM,
331 }, {
332 .start = CONFIG_USB_SL811_BFIN_IRQ,
333 .end = CONFIG_USB_SL811_BFIN_IRQ,
334 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
335 },
336 };
337
338 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
339 void sl811_port_power(struct device *dev, int is_on)
340 {
341 gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
342 gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
343 }
344 #endif
345
346 static struct sl811_platform_data sl811_priv = {
347 .potpg = 10,
348 .power = 250, /* == 500mA */
349 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
350 .port_power = &sl811_port_power,
351 #endif
352 };
353
354 static struct platform_device sl811_hcd_device = {
355 .name = "sl811-hcd",
356 .id = 0,
357 .dev = {
358 .platform_data = &sl811_priv,
359 },
360 .num_resources = ARRAY_SIZE(sl811_hcd_resources),
361 .resource = sl811_hcd_resources,
362 };
363 #endif
364
365 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
366 static struct resource isp1362_hcd_resources[] = {
367 {
368 .start = 0x20360000,
369 .end = 0x20360000,
370 .flags = IORESOURCE_MEM,
371 }, {
372 .start = 0x20360004,
373 .end = 0x20360004,
374 .flags = IORESOURCE_MEM,
375 }, {
376 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
377 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
378 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
379 },
380 };
381
382 static struct isp1362_platform_data isp1362_priv = {
383 .sel15Kres = 1,
384 .clknotstop = 0,
385 .oc_enable = 0,
386 .int_act_high = 0,
387 .int_edge_triggered = 0,
388 .remote_wakeup_connected = 0,
389 .no_power_switching = 1,
390 .power_switching_mode = 0,
391 };
392
393 static struct platform_device isp1362_hcd_device = {
394 .name = "isp1362-hcd",
395 .id = 0,
396 .dev = {
397 .platform_data = &isp1362_priv,
398 },
399 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
400 .resource = isp1362_hcd_resources,
401 };
402 #endif
403
404 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
405 static struct platform_device bfin_mii_bus = {
406 .name = "bfin_mii_bus",
407 };
408
409 static struct platform_device bfin_mac_device = {
410 .name = "bfin_mac",
411 .dev.platform_data = &bfin_mii_bus,
412 };
413 #endif
414
415 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
416 static struct resource net2272_bfin_resources[] = {
417 {
418 .start = 0x20300000,
419 .end = 0x20300000 + 0x100,
420 .flags = IORESOURCE_MEM,
421 }, {
422 .start = IRQ_PF7,
423 .end = IRQ_PF7,
424 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
425 },
426 };
427
428 static struct platform_device net2272_bfin_device = {
429 .name = "net2272",
430 .id = -1,
431 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
432 .resource = net2272_bfin_resources,
433 };
434 #endif
435
436 #if defined(CONFIG_MTD_M25P80) \
437 || defined(CONFIG_MTD_M25P80_MODULE)
438 static struct mtd_partition bfin_spi_flash_partitions[] = {
439 {
440 .name = "bootloader(spi)",
441 .size = 0x00040000,
442 .offset = 0,
443 .mask_flags = MTD_CAP_ROM
444 }, {
445 .name = "linux kernel(spi)",
446 .size = MTDPART_SIZ_FULL,
447 .offset = MTDPART_OFS_APPEND,
448 }
449 };
450
451 static struct flash_platform_data bfin_spi_flash_data = {
452 .name = "m25p80",
453 .parts = bfin_spi_flash_partitions,
454 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
455 .type = "m25p16",
456 };
457
458 /* SPI flash chip (m25p64) */
459 static struct bfin5xx_spi_chip spi_flash_chip_info = {
460 .enable_dma = 0, /* use dma transfer with this chip*/
461 .bits_per_word = 8,
462 };
463 #endif
464
465 #if defined(CONFIG_BFIN_SPI_ADC) \
466 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
467 /* SPI ADC chip */
468 static struct bfin5xx_spi_chip spi_adc_chip_info = {
469 .enable_dma = 1, /* use dma transfer with this chip*/
470 .bits_per_word = 16,
471 };
472 #endif
473
474 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
475 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
476 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
477 .enable_dma = 0,
478 .bits_per_word = 16,
479 };
480 #endif
481
482 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
483 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
484 .enable_dma = 0,
485 .bits_per_word = 16,
486 };
487 #endif
488
489 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
490 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
491 .enable_dma = 0,
492 .bits_per_word = 8,
493 };
494 #endif
495
496 #if defined(CONFIG_PBX)
497 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
498 .ctl_reg = 0x4, /* send zero */
499 .enable_dma = 0,
500 .bits_per_word = 8,
501 .cs_change_per_word = 1,
502 };
503 #endif
504
505 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
506 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
507 .enable_dma = 0,
508 .bits_per_word = 16,
509 };
510
511 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
512 .model = 7877,
513 .vref_delay_usecs = 50, /* internal, no capacitor */
514 .x_plate_ohms = 419,
515 .y_plate_ohms = 486,
516 .pressure_max = 1000,
517 .pressure_min = 0,
518 .stopacq_polarity = 1,
519 .first_conversion_delay = 3,
520 .acquisition_time = 1,
521 .averaging = 1,
522 .pen_down_acc_interval = 1,
523 };
524 #endif
525
526 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
527 && defined(CONFIG_SND_SOC_WM8731_SPI)
528 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
529 .enable_dma = 0,
530 .bits_per_word = 16,
531 };
532 #endif
533
534 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
535 static struct bfin5xx_spi_chip spidev_chip_info = {
536 .enable_dma = 0,
537 .bits_per_word = 8,
538 };
539 #endif
540
541 static struct spi_board_info bfin_spi_board_info[] __initdata = {
542 #if defined(CONFIG_MTD_M25P80) \
543 || defined(CONFIG_MTD_M25P80_MODULE)
544 {
545 /* the modalias must be the same as spi device driver name */
546 .modalias = "m25p80", /* Name of spi_driver for this device */
547 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
548 .bus_num = 0, /* Framework bus number */
549 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
550 .platform_data = &bfin_spi_flash_data,
551 .controller_data = &spi_flash_chip_info,
552 .mode = SPI_MODE_3,
553 },
554 #endif
555
556 #if defined(CONFIG_BFIN_SPI_ADC) \
557 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
558 {
559 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
560 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
561 .bus_num = 0, /* Framework bus number */
562 .chip_select = 1, /* Framework chip select. */
563 .platform_data = NULL, /* No spi_driver specific config */
564 .controller_data = &spi_adc_chip_info,
565 },
566 #endif
567
568 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
569 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
570 {
571 .modalias = "ad1836-spi",
572 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
573 .bus_num = 0,
574 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
575 .controller_data = &ad1836_spi_chip_info,
576 },
577 #endif
578 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
579 {
580 .modalias = "ad9960-spi",
581 .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
582 .bus_num = 0,
583 .chip_select = 1,
584 .controller_data = &ad9960_spi_chip_info,
585 },
586 #endif
587 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
588 {
589 .modalias = "mmc_spi",
590 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
591 .bus_num = 0,
592 .chip_select = 5,
593 .controller_data = &mmc_spi_chip_info,
594 .mode = SPI_MODE_3,
595 },
596 #endif
597 #if defined(CONFIG_PBX)
598 {
599 .modalias = "fxs-spi",
600 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
601 .bus_num = 0,
602 .chip_select = 8 - CONFIG_J11_JUMPER,
603 .controller_data = &spi_si3xxx_chip_info,
604 .mode = SPI_MODE_3,
605 },
606 {
607 .modalias = "fxo-spi",
608 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
609 .bus_num = 0,
610 .chip_select = 8 - CONFIG_J19_JUMPER,
611 .controller_data = &spi_si3xxx_chip_info,
612 .mode = SPI_MODE_3,
613 },
614 #endif
615 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
616 {
617 .modalias = "ad7877",
618 .platform_data = &bfin_ad7877_ts_info,
619 .irq = IRQ_PF8,
620 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
621 .bus_num = 0,
622 .chip_select = 2,
623 .controller_data = &spi_ad7877_chip_info,
624 },
625 #endif
626 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
627 && defined(CONFIG_SND_SOC_WM8731_SPI)
628 {
629 .modalias = "wm8731",
630 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
631 .bus_num = 0,
632 .chip_select = 5,
633 .controller_data = &spi_wm8731_chip_info,
634 .mode = SPI_MODE_0,
635 },
636 #endif
637 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
638 {
639 .modalias = "spidev",
640 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
641 .bus_num = 0,
642 .chip_select = 1,
643 .controller_data = &spidev_chip_info,
644 },
645 #endif
646 };
647
648 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
649 /* SPI controller data */
650 static struct bfin5xx_spi_master bfin_spi0_info = {
651 .num_chipselect = 8,
652 .enable_dma = 1, /* master has the ability to do dma transfer */
653 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
654 };
655
656 /* SPI (0) */
657 static struct resource bfin_spi0_resource[] = {
658 [0] = {
659 .start = SPI0_REGBASE,
660 .end = SPI0_REGBASE + 0xFF,
661 .flags = IORESOURCE_MEM,
662 },
663 [1] = {
664 .start = CH_SPI,
665 .end = CH_SPI,
666 .flags = IORESOURCE_DMA,
667 },
668 [2] = {
669 .start = IRQ_SPI,
670 .end = IRQ_SPI,
671 .flags = IORESOURCE_IRQ,
672 },
673 };
674
675 static struct platform_device bfin_spi0_device = {
676 .name = "bfin-spi",
677 .id = 0, /* Bus number */
678 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
679 .resource = bfin_spi0_resource,
680 .dev = {
681 .platform_data = &bfin_spi0_info, /* Passed to driver */
682 },
683 };
684 #endif /* spi master and devices */
685
686 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
687 static struct platform_device bfin_fb_adv7393_device = {
688 .name = "bfin-adv7393",
689 };
690 #endif
691
692 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
693 static struct resource bfin_uart_resources[] = {
694 #ifdef CONFIG_SERIAL_BFIN_UART0
695 {
696 .start = 0xFFC00400,
697 .end = 0xFFC004FF,
698 .flags = IORESOURCE_MEM,
699 },
700 #endif
701 #ifdef CONFIG_SERIAL_BFIN_UART1
702 {
703 .start = 0xFFC02000,
704 .end = 0xFFC020FF,
705 .flags = IORESOURCE_MEM,
706 },
707 #endif
708 };
709
710 static struct platform_device bfin_uart_device = {
711 .name = "bfin-uart",
712 .id = 1,
713 .num_resources = ARRAY_SIZE(bfin_uart_resources),
714 .resource = bfin_uart_resources,
715 };
716 #endif
717
718 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
719 #ifdef CONFIG_BFIN_SIR0
720 static struct resource bfin_sir0_resources[] = {
721 {
722 .start = 0xFFC00400,
723 .end = 0xFFC004FF,
724 .flags = IORESOURCE_MEM,
725 },
726 {
727 .start = IRQ_UART0_RX,
728 .end = IRQ_UART0_RX+1,
729 .flags = IORESOURCE_IRQ,
730 },
731 {
732 .start = CH_UART0_RX,
733 .end = CH_UART0_RX+1,
734 .flags = IORESOURCE_DMA,
735 },
736 };
737
738 static struct platform_device bfin_sir0_device = {
739 .name = "bfin_sir",
740 .id = 0,
741 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
742 .resource = bfin_sir0_resources,
743 };
744 #endif
745 #ifdef CONFIG_BFIN_SIR1
746 static struct resource bfin_sir1_resources[] = {
747 {
748 .start = 0xFFC02000,
749 .end = 0xFFC020FF,
750 .flags = IORESOURCE_MEM,
751 },
752 {
753 .start = IRQ_UART1_RX,
754 .end = IRQ_UART1_RX+1,
755 .flags = IORESOURCE_IRQ,
756 },
757 {
758 .start = CH_UART1_RX,
759 .end = CH_UART1_RX+1,
760 .flags = IORESOURCE_DMA,
761 },
762 };
763
764 static struct platform_device bfin_sir1_device = {
765 .name = "bfin_sir",
766 .id = 1,
767 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
768 .resource = bfin_sir1_resources,
769 };
770 #endif
771 #endif
772
773 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
774 static struct resource bfin_twi0_resource[] = {
775 [0] = {
776 .start = TWI0_REGBASE,
777 .end = TWI0_REGBASE,
778 .flags = IORESOURCE_MEM,
779 },
780 [1] = {
781 .start = IRQ_TWI,
782 .end = IRQ_TWI,
783 .flags = IORESOURCE_IRQ,
784 },
785 };
786
787 static struct platform_device i2c_bfin_twi_device = {
788 .name = "i2c-bfin-twi",
789 .id = 0,
790 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
791 .resource = bfin_twi0_resource,
792 };
793 #endif
794
795 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
796 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
797 {
798 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
799 .type = "pcf8574_lcd",
800 },
801 #endif
802 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
803 {
804 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
805 .type = "pcf8574_keypad",
806 .irq = IRQ_PF8,
807 },
808 #endif
809 };
810
811 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
812 static struct platform_device bfin_sport0_uart_device = {
813 .name = "bfin-sport-uart",
814 .id = 0,
815 };
816
817 static struct platform_device bfin_sport1_uart_device = {
818 .name = "bfin-sport-uart",
819 .id = 1,
820 };
821 #endif
822
823 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
824 #include <linux/input.h>
825 #include <linux/gpio_keys.h>
826
827 static struct gpio_keys_button bfin_gpio_keys_table[] = {
828 {BTN_0, GPIO_PF14, 1, "gpio-keys: BTN0"},
829 };
830
831 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
832 .buttons = bfin_gpio_keys_table,
833 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
834 };
835
836 static struct platform_device bfin_device_gpiokeys = {
837 .name = "gpio-keys",
838 .dev = {
839 .platform_data = &bfin_gpio_keys_data,
840 },
841 };
842 #endif
843
844 static struct resource bfin_gpios_resources = {
845 .start = 0,
846 .end = MAX_BLACKFIN_GPIOS - 1,
847 .flags = IORESOURCE_IRQ,
848 };
849
850 static struct platform_device bfin_gpios_device = {
851 .name = "simple-gpio",
852 .id = -1,
853 .num_resources = 1,
854 .resource = &bfin_gpios_resources,
855 };
856
857 static const unsigned int cclk_vlev_datasheet[] =
858 {
859 VRPAIR(VLEV_100, 400000000),
860 VRPAIR(VLEV_105, 426000000),
861 VRPAIR(VLEV_110, 500000000),
862 VRPAIR(VLEV_115, 533000000),
863 VRPAIR(VLEV_120, 600000000),
864 };
865
866 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
867 .tuple_tab = cclk_vlev_datasheet,
868 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
869 .vr_settling_time = 25 /* us */,
870 };
871
872 static struct platform_device bfin_dpmc = {
873 .name = "bfin dpmc",
874 .dev = {
875 .platform_data = &bfin_dmpc_vreg_data,
876 },
877 };
878
879 static struct platform_device *stamp_devices[] __initdata = {
880
881 &bfin_dpmc,
882
883 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
884 &bf5xx_nand_device,
885 #endif
886
887 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
888 &bfin_pcmcia_cf_device,
889 #endif
890
891 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
892 &rtc_device,
893 #endif
894
895 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
896 &sl811_hcd_device,
897 #endif
898
899 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
900 &isp1362_hcd_device,
901 #endif
902
903 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
904 &bfin_isp1760_device,
905 #endif
906
907 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
908 &musb_device,
909 #endif
910
911 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
912 &smc91x_device,
913 #endif
914
915 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
916 &dm9000_device,
917 #endif
918
919 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
920 &bfin_mii_bus,
921 &bfin_mac_device,
922 #endif
923
924 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
925 &net2272_bfin_device,
926 #endif
927
928 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
929 &bfin_spi0_device,
930 #endif
931
932 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
933 &bfin_fb_adv7393_device,
934 #endif
935
936 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
937 &bfin_uart_device,
938 #endif
939
940 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
941 #ifdef CONFIG_BFIN_SIR0
942 &bfin_sir0_device,
943 #endif
944 #ifdef CONFIG_BFIN_SIR1
945 &bfin_sir1_device,
946 #endif
947 #endif
948
949 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
950 &i2c_bfin_twi_device,
951 #endif
952
953 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
954 &bfin_sport0_uart_device,
955 &bfin_sport1_uart_device,
956 #endif
957
958 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
959 &bfin_device_gpiokeys,
960 #endif
961
962 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
963 &ezkit_flash_device,
964 #endif
965
966 &bfin_gpios_device,
967 };
968
969 static int __init cm_init(void)
970 {
971 printk(KERN_INFO "%s(): registering device resources\n", __func__);
972 i2c_register_board_info(0, bfin_i2c_board_info,
973 ARRAY_SIZE(bfin_i2c_board_info));
974 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
975 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
976 return 0;
977 }
978
979 arch_initcall(cm_init);
980
981 void native_machine_restart(char *cmd)
982 {
983 /* workaround reboot hang when booting from SPI */
984 if ((bfin_read_SYSCR() & 0x7) == 0x3)
985 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
986 }
987
988 void bfin_get_ether_addr(char *addr)
989 {
990 random_ether_addr(addr);
991 printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
992 }
993 EXPORT_SYMBOL(bfin_get_ether_addr);
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