mm-only debug patch...
[mmotm.git] / arch / blackfin / mach-bf527 / boards / ezbrd.c
blobcad23b15d83c5ba233db0ef3c275a894732a2055
1 /*
2 * Copyright 2004-2009 Analog Devices Inc.
3 * 2005 National ICT Australia (NICTA)
4 * Aidan Williams <aidan@nicta.com.au>
6 * Licensed under the GPL-2 or later.
7 */
9 #include <linux/device.h>
10 #include <linux/platform_device.h>
11 #include <linux/mtd/mtd.h>
12 #include <linux/mtd/partitions.h>
13 #include <linux/mtd/physmap.h>
14 #include <linux/spi/spi.h>
15 #include <linux/spi/flash.h>
17 #include <linux/i2c.h>
18 #include <linux/irq.h>
19 #include <linux/interrupt.h>
20 #include <linux/usb/musb.h>
21 #include <asm/dma.h>
22 #include <asm/bfin5xx_spi.h>
23 #include <asm/reboot.h>
24 #include <asm/nand.h>
25 #include <asm/portmux.h>
26 #include <asm/dpmc.h>
27 #include <linux/spi/ad7877.h>
30 * Name the Board for the /proc/cpuinfo
32 const char bfin_board_name[] = "ADI BF526-EZBRD";
35 * Driver needs to know address, irq and flag pin.
38 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
39 static struct resource musb_resources[] = {
40 [0] = {
41 .start = 0xffc03800,
42 .end = 0xffc03cff,
43 .flags = IORESOURCE_MEM,
45 [1] = { /* general IRQ */
46 .start = IRQ_USB_INT0,
47 .end = IRQ_USB_INT0,
48 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
50 [2] = { /* DMA IRQ */
51 .start = IRQ_USB_DMA,
52 .end = IRQ_USB_DMA,
53 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
57 static struct musb_hdrc_config musb_config = {
58 .multipoint = 0,
59 .dyn_fifo = 0,
60 .soft_con = 1,
61 .dma = 1,
62 .num_eps = 8,
63 .dma_channels = 8,
64 .gpio_vrsel = GPIO_PG13,
67 static struct musb_hdrc_platform_data musb_plat = {
68 #if defined(CONFIG_USB_MUSB_OTG)
69 .mode = MUSB_OTG,
70 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
71 .mode = MUSB_HOST,
72 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
73 .mode = MUSB_PERIPHERAL,
74 #endif
75 .config = &musb_config,
78 static u64 musb_dmamask = ~(u32)0;
80 static struct platform_device musb_device = {
81 .name = "musb_hdrc",
82 .id = 0,
83 .dev = {
84 .dma_mask = &musb_dmamask,
85 .coherent_dma_mask = 0xffffffff,
86 .platform_data = &musb_plat,
88 .num_resources = ARRAY_SIZE(musb_resources),
89 .resource = musb_resources,
91 #endif
93 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
94 static struct mtd_partition ezbrd_partitions[] = {
96 .name = "bootloader(nor)",
97 .size = 0x40000,
98 .offset = 0,
99 }, {
100 .name = "linux kernel(nor)",
101 .size = 0x1C0000,
102 .offset = MTDPART_OFS_APPEND,
103 }, {
104 .name = "file system(nor)",
105 .size = MTDPART_SIZ_FULL,
106 .offset = MTDPART_OFS_APPEND,
110 static struct physmap_flash_data ezbrd_flash_data = {
111 .width = 2,
112 .parts = ezbrd_partitions,
113 .nr_parts = ARRAY_SIZE(ezbrd_partitions),
116 static struct resource ezbrd_flash_resource = {
117 .start = 0x20000000,
118 .end = 0x203fffff,
119 .flags = IORESOURCE_MEM,
122 static struct platform_device ezbrd_flash_device = {
123 .name = "physmap-flash",
124 .id = 0,
125 .dev = {
126 .platform_data = &ezbrd_flash_data,
128 .num_resources = 1,
129 .resource = &ezbrd_flash_resource,
131 #endif
133 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
134 static struct mtd_partition partition_info[] = {
136 .name = "linux kernel(nand)",
137 .offset = 0,
138 .size = 4 * 1024 * 1024,
141 .name = "file system(nand)",
142 .offset = MTDPART_OFS_APPEND,
143 .size = MTDPART_SIZ_FULL,
147 static struct bf5xx_nand_platform bf5xx_nand_platform = {
148 .page_size = NFC_PG_SIZE_256,
149 .data_width = NFC_NWIDTH_8,
150 .partitions = partition_info,
151 .nr_partitions = ARRAY_SIZE(partition_info),
152 .rd_dly = 3,
153 .wr_dly = 3,
156 static struct resource bf5xx_nand_resources[] = {
158 .start = NFC_CTL,
159 .end = NFC_DATA_RD + 2,
160 .flags = IORESOURCE_MEM,
163 .start = CH_NFC,
164 .end = CH_NFC,
165 .flags = IORESOURCE_IRQ,
169 static struct platform_device bf5xx_nand_device = {
170 .name = "bf5xx-nand",
171 .id = 0,
172 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
173 .resource = bf5xx_nand_resources,
174 .dev = {
175 .platform_data = &bf5xx_nand_platform,
178 #endif
180 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
181 static struct platform_device rtc_device = {
182 .name = "rtc-bfin",
183 .id = -1,
185 #endif
188 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
189 static struct platform_device bfin_mii_bus = {
190 .name = "bfin_mii_bus",
193 static struct platform_device bfin_mac_device = {
194 .name = "bfin_mac",
195 .dev.platform_data = &bfin_mii_bus,
197 #endif
199 #if defined(CONFIG_MTD_M25P80) \
200 || defined(CONFIG_MTD_M25P80_MODULE)
201 static struct mtd_partition bfin_spi_flash_partitions[] = {
203 .name = "bootloader(spi)",
204 .size = 0x00040000,
205 .offset = 0,
206 .mask_flags = MTD_CAP_ROM
207 }, {
208 .name = "linux kernel(spi)",
209 .size = MTDPART_SIZ_FULL,
210 .offset = MTDPART_OFS_APPEND,
214 static struct flash_platform_data bfin_spi_flash_data = {
215 .name = "m25p80",
216 .parts = bfin_spi_flash_partitions,
217 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
218 .type = "sst25wf040",
221 /* SPI flash chip (sst25wf040) */
222 static struct bfin5xx_spi_chip spi_flash_chip_info = {
223 .enable_dma = 0, /* use dma transfer with this chip*/
224 .bits_per_word = 8,
226 #endif
228 #if defined(CONFIG_BFIN_SPI_ADC) \
229 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
230 /* SPI ADC chip */
231 static struct bfin5xx_spi_chip spi_adc_chip_info = {
232 .enable_dma = 1, /* use dma transfer with this chip*/
233 .bits_per_word = 16,
235 #endif
237 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
238 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
239 .enable_dma = 0,
240 .bits_per_word = 8,
242 #endif
244 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
245 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
246 .enable_dma = 0,
247 .bits_per_word = 16,
250 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
251 .model = 7877,
252 .vref_delay_usecs = 50, /* internal, no capacitor */
253 .x_plate_ohms = 419,
254 .y_plate_ohms = 486,
255 .pressure_max = 1000,
256 .pressure_min = 0,
257 .stopacq_polarity = 1,
258 .first_conversion_delay = 3,
259 .acquisition_time = 1,
260 .averaging = 1,
261 .pen_down_acc_interval = 1,
263 #endif
265 #if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
266 #include <linux/spi/ad7879.h>
267 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
268 .model = 7879, /* Model = AD7879 */
269 .x_plate_ohms = 620, /* 620 Ohm from the touch datasheet */
270 .pressure_max = 10000,
271 .pressure_min = 0,
272 .first_conversion_delay = 3, /* wait 512us before do a first conversion */
273 .acquisition_time = 1, /* 4us acquisition time per sample */
274 .median = 2, /* do 8 measurements */
275 .averaging = 1, /* take the average of 4 middle samples */
276 .pen_down_acc_interval = 255, /* 9.4 ms */
277 .gpio_output = 1, /* configure AUX/VBAT/GPIO as GPIO output */
278 .gpio_default = 1, /* During initialization set GPIO = HIGH */
280 #endif
282 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
283 static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
284 .enable_dma = 0,
285 .bits_per_word = 16,
287 #endif
289 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
290 && defined(CONFIG_SND_SOC_WM8731_SPI)
291 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
292 .enable_dma = 0,
293 .bits_per_word = 16,
295 #endif
297 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
298 static struct bfin5xx_spi_chip spidev_chip_info = {
299 .enable_dma = 0,
300 .bits_per_word = 8,
302 #endif
304 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
305 static struct bfin5xx_spi_chip lq035q1_spi_chip_info = {
306 .enable_dma = 0,
307 .bits_per_word = 8,
309 #endif
311 static struct spi_board_info bfin_spi_board_info[] __initdata = {
312 #if defined(CONFIG_MTD_M25P80) \
313 || defined(CONFIG_MTD_M25P80_MODULE)
315 /* the modalias must be the same as spi device driver name */
316 .modalias = "m25p80", /* Name of spi_driver for this device */
317 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
318 .bus_num = 0, /* Framework bus number */
319 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
320 .platform_data = &bfin_spi_flash_data,
321 .controller_data = &spi_flash_chip_info,
322 .mode = SPI_MODE_3,
324 #endif
326 #if defined(CONFIG_BFIN_SPI_ADC) \
327 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
329 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
330 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
331 .bus_num = 0, /* Framework bus number */
332 .chip_select = 1, /* Framework chip select. */
333 .platform_data = NULL, /* No spi_driver specific config */
334 .controller_data = &spi_adc_chip_info,
336 #endif
338 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
340 .modalias = "mmc_spi",
341 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
342 .bus_num = 0,
343 .chip_select = 5,
344 .controller_data = &mmc_spi_chip_info,
345 .mode = SPI_MODE_3,
347 #endif
348 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
350 .modalias = "ad7877",
351 .platform_data = &bfin_ad7877_ts_info,
352 .irq = IRQ_PF8,
353 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
354 .bus_num = 0,
355 .chip_select = 2,
356 .controller_data = &spi_ad7877_chip_info,
358 #endif
359 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
361 .modalias = "ad7879",
362 .platform_data = &bfin_ad7879_ts_info,
363 .irq = IRQ_PG0,
364 .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */
365 .bus_num = 0,
366 .chip_select = 5,
367 .controller_data = &spi_ad7879_chip_info,
368 .mode = SPI_CPHA | SPI_CPOL,
370 #endif
371 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
372 && defined(CONFIG_SND_SOC_WM8731_SPI)
374 .modalias = "wm8731",
375 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
376 .bus_num = 0,
377 .chip_select = 5,
378 .controller_data = &spi_wm8731_chip_info,
379 .mode = SPI_MODE_0,
381 #endif
382 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
384 .modalias = "spidev",
385 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
386 .bus_num = 0,
387 .chip_select = 1,
388 .controller_data = &spidev_chip_info,
390 #endif
391 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
393 .modalias = "bfin-lq035q1-spi",
394 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
395 .bus_num = 0,
396 .chip_select = 1,
397 .controller_data = &lq035q1_spi_chip_info,
398 .mode = SPI_CPHA | SPI_CPOL,
400 #endif
403 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
404 /* SPI controller data */
405 static struct bfin5xx_spi_master bfin_spi0_info = {
406 .num_chipselect = 8,
407 .enable_dma = 1, /* master has the ability to do dma transfer */
408 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
411 /* SPI (0) */
412 static struct resource bfin_spi0_resource[] = {
413 [0] = {
414 .start = SPI0_REGBASE,
415 .end = SPI0_REGBASE + 0xFF,
416 .flags = IORESOURCE_MEM,
418 [1] = {
419 .start = CH_SPI,
420 .end = CH_SPI,
421 .flags = IORESOURCE_DMA,
423 [2] = {
424 .start = IRQ_SPI,
425 .end = IRQ_SPI,
426 .flags = IORESOURCE_IRQ,
430 static struct platform_device bfin_spi0_device = {
431 .name = "bfin-spi",
432 .id = 0, /* Bus number */
433 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
434 .resource = bfin_spi0_resource,
435 .dev = {
436 .platform_data = &bfin_spi0_info, /* Passed to driver */
439 #endif /* spi master and devices */
441 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
442 static struct resource bfin_uart_resources[] = {
443 #ifdef CONFIG_SERIAL_BFIN_UART0
445 .start = 0xFFC00400,
446 .end = 0xFFC004FF,
447 .flags = IORESOURCE_MEM,
449 #endif
450 #ifdef CONFIG_SERIAL_BFIN_UART1
452 .start = 0xFFC02000,
453 .end = 0xFFC020FF,
454 .flags = IORESOURCE_MEM,
456 #endif
459 static struct platform_device bfin_uart_device = {
460 .name = "bfin-uart",
461 .id = 1,
462 .num_resources = ARRAY_SIZE(bfin_uart_resources),
463 .resource = bfin_uart_resources,
465 #endif
467 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
468 #ifdef CONFIG_BFIN_SIR0
469 static struct resource bfin_sir0_resources[] = {
471 .start = 0xFFC00400,
472 .end = 0xFFC004FF,
473 .flags = IORESOURCE_MEM,
476 .start = IRQ_UART0_RX,
477 .end = IRQ_UART0_RX+1,
478 .flags = IORESOURCE_IRQ,
481 .start = CH_UART0_RX,
482 .end = CH_UART0_RX+1,
483 .flags = IORESOURCE_DMA,
487 static struct platform_device bfin_sir0_device = {
488 .name = "bfin_sir",
489 .id = 0,
490 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
491 .resource = bfin_sir0_resources,
493 #endif
494 #ifdef CONFIG_BFIN_SIR1
495 static struct resource bfin_sir1_resources[] = {
497 .start = 0xFFC02000,
498 .end = 0xFFC020FF,
499 .flags = IORESOURCE_MEM,
502 .start = IRQ_UART1_RX,
503 .end = IRQ_UART1_RX+1,
504 .flags = IORESOURCE_IRQ,
507 .start = CH_UART1_RX,
508 .end = CH_UART1_RX+1,
509 .flags = IORESOURCE_DMA,
513 static struct platform_device bfin_sir1_device = {
514 .name = "bfin_sir",
515 .id = 1,
516 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
517 .resource = bfin_sir1_resources,
519 #endif
520 #endif
522 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
523 static struct resource bfin_twi0_resource[] = {
524 [0] = {
525 .start = TWI0_REGBASE,
526 .end = TWI0_REGBASE,
527 .flags = IORESOURCE_MEM,
529 [1] = {
530 .start = IRQ_TWI,
531 .end = IRQ_TWI,
532 .flags = IORESOURCE_IRQ,
536 static struct platform_device i2c_bfin_twi_device = {
537 .name = "i2c-bfin-twi",
538 .id = 0,
539 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
540 .resource = bfin_twi0_resource,
542 #endif
544 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
545 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
547 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
549 #endif
550 #if defined(CONFIG_INPUT_PCF8574) || defined(CONFIG_INPUT_PCF8574_MODULE)
552 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
553 .irq = IRQ_PF8,
555 #endif
558 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
559 static struct platform_device bfin_sport0_uart_device = {
560 .name = "bfin-sport-uart",
561 .id = 0,
564 static struct platform_device bfin_sport1_uart_device = {
565 .name = "bfin-sport-uart",
566 .id = 1,
568 #endif
570 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
571 #include <linux/input.h>
572 #include <linux/gpio_keys.h>
574 static struct gpio_keys_button bfin_gpio_keys_table[] = {
575 {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
576 {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
579 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
580 .buttons = bfin_gpio_keys_table,
581 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
584 static struct platform_device bfin_device_gpiokeys = {
585 .name = "gpio-keys",
586 .dev = {
587 .platform_data = &bfin_gpio_keys_data,
590 #endif
592 static const unsigned int cclk_vlev_datasheet[] =
594 VRPAIR(VLEV_100, 400000000),
595 VRPAIR(VLEV_105, 426000000),
596 VRPAIR(VLEV_110, 500000000),
597 VRPAIR(VLEV_115, 533000000),
598 VRPAIR(VLEV_120, 600000000),
601 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
602 .tuple_tab = cclk_vlev_datasheet,
603 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
604 .vr_settling_time = 25 /* us */,
607 static struct platform_device bfin_dpmc = {
608 .name = "bfin dpmc",
609 .dev = {
610 .platform_data = &bfin_dmpc_vreg_data,
614 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
615 #include <asm/bfin-lq035q1.h>
617 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
618 .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
619 .use_bl = 1,
620 .gpio_bl = GPIO_PG12,
623 static struct resource bfin_lq035q1_resources[] = {
625 .start = IRQ_PPI_ERROR,
626 .end = IRQ_PPI_ERROR,
627 .flags = IORESOURCE_IRQ,
631 static struct platform_device bfin_lq035q1_device = {
632 .name = "bfin-lq035q1",
633 .id = -1,
634 .num_resources = ARRAY_SIZE(bfin_lq035q1_resources),
635 .resource = bfin_lq035q1_resources,
636 .dev = {
637 .platform_data = &bfin_lq035q1_data,
640 #endif
642 static struct platform_device *stamp_devices[] __initdata = {
644 &bfin_dpmc,
646 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
647 &bf5xx_nand_device,
648 #endif
650 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
651 &rtc_device,
652 #endif
654 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
655 &musb_device,
656 #endif
658 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
659 &bfin_mii_bus,
660 &bfin_mac_device,
661 #endif
663 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
664 &bfin_spi0_device,
665 #endif
667 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
668 &bfin_uart_device,
669 #endif
671 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
672 &bfin_lq035q1_device,
673 #endif
675 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
676 #ifdef CONFIG_BFIN_SIR0
677 &bfin_sir0_device,
678 #endif
679 #ifdef CONFIG_BFIN_SIR1
680 &bfin_sir1_device,
681 #endif
682 #endif
684 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
685 &i2c_bfin_twi_device,
686 #endif
688 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
689 &bfin_sport0_uart_device,
690 &bfin_sport1_uart_device,
691 #endif
693 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
694 &bfin_device_gpiokeys,
695 #endif
697 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
698 &ezbrd_flash_device,
699 #endif
702 static int __init ezbrd_init(void)
704 printk(KERN_INFO "%s(): registering device resources\n", __func__);
705 i2c_register_board_info(0, bfin_i2c_board_info,
706 ARRAY_SIZE(bfin_i2c_board_info));
707 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
708 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
709 return 0;
712 arch_initcall(ezbrd_init);
714 void native_machine_restart(char *cmd)
716 /* workaround reboot hang when booting from SPI */
717 if ((bfin_read_SYSCR() & 0x7) == 0x3)
718 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
721 void bfin_get_ether_addr(char *addr)
723 /* the MAC is stored in OTP memory page 0xDF */
724 u32 ret;
725 u64 otp_mac;
726 u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
728 ret = otp_read(0xDF, 0x00, &otp_mac);
729 if (!(ret & 0x1)) {
730 char *otp_mac_p = (char *)&otp_mac;
731 for (ret = 0; ret < 6; ++ret)
732 addr[ret] = otp_mac_p[5 - ret];
735 EXPORT_SYMBOL(bfin_get_ether_addr);