Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
[deliverable/linux.git] / arch / blackfin / mach-bf537 / boards / cm_bf537.c
1 /*
2 * File: arch/blackfin/mach-bf537/boards/cm_bf537.c
3 * Based on: arch/blackfin/mach-bf533/boards/ezkit.c
4 * Author: Aidan Williams <aidan@nicta.com.au>
5 *
6 * Created: 2005
7 * Description: Board description file
8 *
9 * Modified:
10 * Copyright 2005 National ICT Australia (NICTA)
11 * Copyright 2004-2006 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/etherdevice.h>
33 #include <linux/platform_device.h>
34 #include <linux/mtd/mtd.h>
35 #include <linux/mtd/partitions.h>
36 #include <linux/mtd/physmap.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/flash.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/ata_platform.h>
43 #include <linux/irq.h>
44 #include <asm/dma.h>
45 #include <asm/bfin5xx_spi.h>
46 #include <asm/portmux.h>
47 #include <asm/dpmc.h>
48
49 /*
50 * Name the Board for the /proc/cpuinfo
51 */
52 const char bfin_board_name[] = "Bluetechnix CM BF537";
53
54 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
55 /* all SPI peripherals info goes here */
56
57 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
58 static struct mtd_partition bfin_spi_flash_partitions[] = {
59 {
60 .name = "bootloader(spi)",
61 .size = 0x00020000,
62 .offset = 0,
63 .mask_flags = MTD_CAP_ROM
64 }, {
65 .name = "linux kernel(spi)",
66 .size = 0xe0000,
67 .offset = 0x20000
68 }, {
69 .name = "file system(spi)",
70 .size = 0x700000,
71 .offset = 0x00100000,
72 }
73 };
74
75 static struct flash_platform_data bfin_spi_flash_data = {
76 .name = "m25p80",
77 .parts = bfin_spi_flash_partitions,
78 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
79 .type = "m25p64",
80 };
81
82 /* SPI flash chip (m25p64) */
83 static struct bfin5xx_spi_chip spi_flash_chip_info = {
84 .enable_dma = 0, /* use dma transfer with this chip*/
85 .bits_per_word = 8,
86 };
87 #endif
88
89 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
90 /* SPI ADC chip */
91 static struct bfin5xx_spi_chip spi_adc_chip_info = {
92 .enable_dma = 1, /* use dma transfer with this chip*/
93 .bits_per_word = 16,
94 };
95 #endif
96
97 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
98 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
99 .enable_dma = 0,
100 .bits_per_word = 16,
101 };
102 #endif
103
104 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
105 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
106 .enable_dma = 0,
107 .bits_per_word = 16,
108 };
109 #endif
110
111 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
112 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
113 .enable_dma = 1,
114 .bits_per_word = 8,
115 };
116 #endif
117
118 static struct spi_board_info bfin_spi_board_info[] __initdata = {
119 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
120 {
121 /* the modalias must be the same as spi device driver name */
122 .modalias = "m25p80", /* Name of spi_driver for this device */
123 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
124 .bus_num = 0, /* Framework bus number */
125 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
126 .platform_data = &bfin_spi_flash_data,
127 .controller_data = &spi_flash_chip_info,
128 .mode = SPI_MODE_3,
129 },
130 #endif
131
132 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
133 {
134 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
135 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
136 .bus_num = 0, /* Framework bus number */
137 .chip_select = 1, /* Framework chip select. */
138 .platform_data = NULL, /* No spi_driver specific config */
139 .controller_data = &spi_adc_chip_info,
140 },
141 #endif
142
143 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
144 {
145 .modalias = "ad1836-spi",
146 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
147 .bus_num = 0,
148 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
149 .controller_data = &ad1836_spi_chip_info,
150 },
151 #endif
152
153 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
154 {
155 .modalias = "ad9960-spi",
156 .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
157 .bus_num = 0,
158 .chip_select = 1,
159 .controller_data = &ad9960_spi_chip_info,
160 },
161 #endif
162
163 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
164 {
165 .modalias = "spi_mmc_dummy",
166 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
167 .bus_num = 0,
168 .chip_select = 7,
169 .platform_data = NULL,
170 .controller_data = &spi_mmc_chip_info,
171 .mode = SPI_MODE_3,
172 },
173 {
174 .modalias = "spi_mmc",
175 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
176 .bus_num = 0,
177 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
178 .platform_data = NULL,
179 .controller_data = &spi_mmc_chip_info,
180 .mode = SPI_MODE_3,
181 },
182 #endif
183 };
184
185 /* SPI (0) */
186 static struct resource bfin_spi0_resource[] = {
187 [0] = {
188 .start = SPI0_REGBASE,
189 .end = SPI0_REGBASE + 0xFF,
190 .flags = IORESOURCE_MEM,
191 },
192 [1] = {
193 .start = CH_SPI,
194 .end = CH_SPI,
195 .flags = IORESOURCE_IRQ,
196 }
197 };
198
199 /* SPI controller data */
200 static struct bfin5xx_spi_master bfin_spi0_info = {
201 .num_chipselect = 8,
202 .enable_dma = 1, /* master has the ability to do dma transfer */
203 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
204 };
205
206 static struct platform_device bfin_spi0_device = {
207 .name = "bfin-spi",
208 .id = 0, /* Bus number */
209 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
210 .resource = bfin_spi0_resource,
211 .dev = {
212 .platform_data = &bfin_spi0_info, /* Passed to driver */
213 },
214 };
215 #endif /* spi master and devices */
216
217 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
218 static struct platform_device rtc_device = {
219 .name = "rtc-bfin",
220 .id = -1,
221 };
222 #endif
223
224 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
225 static struct platform_device hitachi_fb_device = {
226 .name = "hitachi-tx09",
227 };
228 #endif
229
230 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
231 static struct resource smc91x_resources[] = {
232 {
233 .start = 0x20200300,
234 .end = 0x20200300 + 16,
235 .flags = IORESOURCE_MEM,
236 }, {
237 .start = IRQ_PF14,
238 .end = IRQ_PF14,
239 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
240 },
241 };
242
243 static struct platform_device smc91x_device = {
244 .name = "smc91x",
245 .id = 0,
246 .num_resources = ARRAY_SIZE(smc91x_resources),
247 .resource = smc91x_resources,
248 };
249 #endif
250
251 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
252 static struct resource isp1362_hcd_resources[] = {
253 {
254 .start = 0x20308000,
255 .end = 0x20308000,
256 .flags = IORESOURCE_MEM,
257 }, {
258 .start = 0x20308004,
259 .end = 0x20308004,
260 .flags = IORESOURCE_MEM,
261 }, {
262 .start = IRQ_PG15,
263 .end = IRQ_PG15,
264 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
265 },
266 };
267
268 static struct isp1362_platform_data isp1362_priv = {
269 .sel15Kres = 1,
270 .clknotstop = 0,
271 .oc_enable = 0,
272 .int_act_high = 0,
273 .int_edge_triggered = 0,
274 .remote_wakeup_connected = 0,
275 .no_power_switching = 1,
276 .power_switching_mode = 0,
277 };
278
279 static struct platform_device isp1362_hcd_device = {
280 .name = "isp1362-hcd",
281 .id = 0,
282 .dev = {
283 .platform_data = &isp1362_priv,
284 },
285 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
286 .resource = isp1362_hcd_resources,
287 };
288 #endif
289
290 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
291 static struct resource net2272_bfin_resources[] = {
292 {
293 .start = 0x20200000,
294 .end = 0x20200000 + 0x100,
295 .flags = IORESOURCE_MEM,
296 }, {
297 .start = IRQ_PH14,
298 .end = IRQ_PH14,
299 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
300 },
301 };
302
303 static struct platform_device net2272_bfin_device = {
304 .name = "net2272",
305 .id = -1,
306 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
307 .resource = net2272_bfin_resources,
308 };
309 #endif
310
311 static struct resource bfin_gpios_resources = {
312 .start = 0,
313 .end = MAX_BLACKFIN_GPIOS - 1,
314 .flags = IORESOURCE_IRQ,
315 };
316
317 static struct platform_device bfin_gpios_device = {
318 .name = "simple-gpio",
319 .id = -1,
320 .num_resources = 1,
321 .resource = &bfin_gpios_resources,
322 };
323
324 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
325 static struct mtd_partition cm_partitions[] = {
326 {
327 .name = "bootloader(nor)",
328 .size = 0x40000,
329 .offset = 0,
330 }, {
331 .name = "linux kernel(nor)",
332 .size = 0xE0000,
333 .offset = MTDPART_OFS_APPEND,
334 }, {
335 .name = "file system(nor)",
336 .size = MTDPART_SIZ_FULL,
337 .offset = MTDPART_OFS_APPEND,
338 }
339 };
340
341 static struct physmap_flash_data cm_flash_data = {
342 .width = 2,
343 .parts = cm_partitions,
344 .nr_parts = ARRAY_SIZE(cm_partitions),
345 };
346
347 static unsigned cm_flash_gpios[] = { GPIO_PF4 };
348
349 static struct resource cm_flash_resource[] = {
350 {
351 .name = "cfi_probe",
352 .start = 0x20000000,
353 .end = 0x201fffff,
354 .flags = IORESOURCE_MEM,
355 }, {
356 .start = (unsigned long)cm_flash_gpios,
357 .end = ARRAY_SIZE(cm_flash_gpios),
358 .flags = IORESOURCE_IRQ,
359 }
360 };
361
362 static struct platform_device cm_flash_device = {
363 .name = "gpio-addr-flash",
364 .id = 0,
365 .dev = {
366 .platform_data = &cm_flash_data,
367 },
368 .num_resources = ARRAY_SIZE(cm_flash_resource),
369 .resource = cm_flash_resource,
370 };
371 #endif
372
373 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
374 static struct resource bfin_uart_resources[] = {
375 {
376 .start = 0xFFC00400,
377 .end = 0xFFC004FF,
378 .flags = IORESOURCE_MEM,
379 }, {
380 .start = 0xFFC02000,
381 .end = 0xFFC020FF,
382 .flags = IORESOURCE_MEM,
383 },
384 };
385
386 static struct platform_device bfin_uart_device = {
387 .name = "bfin-uart",
388 .id = 1,
389 .num_resources = ARRAY_SIZE(bfin_uart_resources),
390 .resource = bfin_uart_resources,
391 };
392 #endif
393
394 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
395 #ifdef CONFIG_BFIN_SIR0
396 static struct resource bfin_sir0_resources[] = {
397 {
398 .start = 0xFFC00400,
399 .end = 0xFFC004FF,
400 .flags = IORESOURCE_MEM,
401 },
402 {
403 .start = IRQ_UART0_RX,
404 .end = IRQ_UART0_RX+1,
405 .flags = IORESOURCE_IRQ,
406 },
407 {
408 .start = CH_UART0_RX,
409 .end = CH_UART0_RX+1,
410 .flags = IORESOURCE_DMA,
411 },
412 };
413 static struct platform_device bfin_sir0_device = {
414 .name = "bfin_sir",
415 .id = 0,
416 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
417 .resource = bfin_sir0_resources,
418 };
419 #endif
420 #ifdef CONFIG_BFIN_SIR1
421 static struct resource bfin_sir1_resources[] = {
422 {
423 .start = 0xFFC02000,
424 .end = 0xFFC020FF,
425 .flags = IORESOURCE_MEM,
426 },
427 {
428 .start = IRQ_UART1_RX,
429 .end = IRQ_UART1_RX+1,
430 .flags = IORESOURCE_IRQ,
431 },
432 {
433 .start = CH_UART1_RX,
434 .end = CH_UART1_RX+1,
435 .flags = IORESOURCE_DMA,
436 },
437 };
438 static struct platform_device bfin_sir1_device = {
439 .name = "bfin_sir",
440 .id = 1,
441 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
442 .resource = bfin_sir1_resources,
443 };
444 #endif
445 #endif
446
447 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
448 static struct resource bfin_twi0_resource[] = {
449 [0] = {
450 .start = TWI0_REGBASE,
451 .end = TWI0_REGBASE,
452 .flags = IORESOURCE_MEM,
453 },
454 [1] = {
455 .start = IRQ_TWI,
456 .end = IRQ_TWI,
457 .flags = IORESOURCE_IRQ,
458 },
459 };
460
461 static struct platform_device i2c_bfin_twi_device = {
462 .name = "i2c-bfin-twi",
463 .id = 0,
464 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
465 .resource = bfin_twi0_resource,
466 };
467 #endif
468
469 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
470 static struct platform_device bfin_sport0_uart_device = {
471 .name = "bfin-sport-uart",
472 .id = 0,
473 };
474
475 static struct platform_device bfin_sport1_uart_device = {
476 .name = "bfin-sport-uart",
477 .id = 1,
478 };
479 #endif
480
481 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
482 static struct platform_device bfin_mac_device = {
483 .name = "bfin_mac",
484 };
485 #endif
486
487 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
488 #define PATA_INT IRQ_PF14
489
490 static struct pata_platform_info bfin_pata_platform_data = {
491 .ioport_shift = 2,
492 .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
493 };
494
495 static struct resource bfin_pata_resources[] = {
496 {
497 .start = 0x2030C000,
498 .end = 0x2030C01F,
499 .flags = IORESOURCE_MEM,
500 },
501 {
502 .start = 0x2030D018,
503 .end = 0x2030D01B,
504 .flags = IORESOURCE_MEM,
505 },
506 {
507 .start = PATA_INT,
508 .end = PATA_INT,
509 .flags = IORESOURCE_IRQ,
510 },
511 };
512
513 static struct platform_device bfin_pata_device = {
514 .name = "pata_platform",
515 .id = -1,
516 .num_resources = ARRAY_SIZE(bfin_pata_resources),
517 .resource = bfin_pata_resources,
518 .dev = {
519 .platform_data = &bfin_pata_platform_data,
520 }
521 };
522 #endif
523
524 static const unsigned int cclk_vlev_datasheet[] =
525 {
526 VRPAIR(VLEV_085, 250000000),
527 VRPAIR(VLEV_090, 376000000),
528 VRPAIR(VLEV_095, 426000000),
529 VRPAIR(VLEV_100, 426000000),
530 VRPAIR(VLEV_105, 476000000),
531 VRPAIR(VLEV_110, 476000000),
532 VRPAIR(VLEV_115, 476000000),
533 VRPAIR(VLEV_120, 500000000),
534 VRPAIR(VLEV_125, 533000000),
535 VRPAIR(VLEV_130, 600000000),
536 };
537
538 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
539 .tuple_tab = cclk_vlev_datasheet,
540 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
541 .vr_settling_time = 25 /* us */,
542 };
543
544 static struct platform_device bfin_dpmc = {
545 .name = "bfin dpmc",
546 .dev = {
547 .platform_data = &bfin_dmpc_vreg_data,
548 },
549 };
550
551 static struct platform_device *cm_bf537_devices[] __initdata = {
552
553 &bfin_dpmc,
554
555 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
556 &hitachi_fb_device,
557 #endif
558
559 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
560 &rtc_device,
561 #endif
562
563 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
564 &bfin_uart_device,
565 #endif
566
567 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
568 #ifdef CONFIG_BFIN_SIR0
569 &bfin_sir0_device,
570 #endif
571 #ifdef CONFIG_BFIN_SIR1
572 &bfin_sir1_device,
573 #endif
574 #endif
575
576 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
577 &i2c_bfin_twi_device,
578 #endif
579
580 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
581 &bfin_sport0_uart_device,
582 &bfin_sport1_uart_device,
583 #endif
584
585 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
586 &isp1362_hcd_device,
587 #endif
588
589 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
590 &smc91x_device,
591 #endif
592
593 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
594 &bfin_mac_device,
595 #endif
596
597 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
598 &net2272_bfin_device,
599 #endif
600
601 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
602 &bfin_spi0_device,
603 #endif
604
605 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
606 &bfin_pata_device,
607 #endif
608
609 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
610 &cm_flash_device,
611 #endif
612
613 &bfin_gpios_device,
614 };
615
616 static int __init cm_bf537_init(void)
617 {
618 printk(KERN_INFO "%s(): registering device resources\n", __func__);
619 platform_add_devices(cm_bf537_devices, ARRAY_SIZE(cm_bf537_devices));
620 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
621 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
622 #endif
623
624 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
625 irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
626 #endif
627 return 0;
628 }
629
630 arch_initcall(cm_bf537_init);
631
632 void bfin_get_ether_addr(char *addr)
633 {
634 random_ether_addr(addr);
635 printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
636 }
637 EXPORT_SYMBOL(bfin_get_ether_addr);
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