bootmem/sparsemem: remove limit constraint in alloc_bootmem_section
[linux/fpc-iii.git] / arch / blackfin / mach-bf527 / boards / ezkit.c
blobe67ac772066894e18a8acd8512e188f56fba6812
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>
16 #include <linux/i2c.h>
17 #include <linux/irq.h>
18 #include <linux/interrupt.h>
19 #include <linux/usb/musb.h>
20 #include <linux/leds.h>
21 #include <linux/input.h>
22 #include <asm/dma.h>
23 #include <asm/bfin5xx_spi.h>
24 #include <asm/reboot.h>
25 #include <asm/nand.h>
26 #include <asm/portmux.h>
27 #include <asm/dpmc.h>
28 #include <linux/spi/ad7877.h>
29 #include <asm/bfin_sport.h>
32 * Name the Board for the /proc/cpuinfo
34 #ifdef CONFIG_BFIN527_EZKIT_V2
35 const char bfin_board_name[] = "ADI BF527-EZKIT V2";
36 #else
37 const char bfin_board_name[] = "ADI BF527-EZKIT";
38 #endif
41 * Driver needs to know address, irq and flag pin.
44 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
45 #include <linux/usb/isp1760.h>
46 static struct resource bfin_isp1760_resources[] = {
47 [0] = {
48 .start = 0x203C0000,
49 .end = 0x203C0000 + 0x000fffff,
50 .flags = IORESOURCE_MEM,
52 [1] = {
53 .start = IRQ_PF7,
54 .end = IRQ_PF7,
55 .flags = IORESOURCE_IRQ,
59 static struct isp1760_platform_data isp1760_priv = {
60 .is_isp1761 = 0,
61 .bus_width_16 = 1,
62 .port1_otg = 0,
63 .analog_oc = 0,
64 .dack_polarity_high = 0,
65 .dreq_polarity_high = 0,
68 static struct platform_device bfin_isp1760_device = {
69 .name = "isp1760",
70 .id = 0,
71 .dev = {
72 .platform_data = &isp1760_priv,
74 .num_resources = ARRAY_SIZE(bfin_isp1760_resources),
75 .resource = bfin_isp1760_resources,
77 #endif
79 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
80 static struct resource musb_resources[] = {
81 [0] = {
82 .start = 0xffc03800,
83 .end = 0xffc03cff,
84 .flags = IORESOURCE_MEM,
86 [1] = { /* general IRQ */
87 .start = IRQ_USB_INT0,
88 .end = IRQ_USB_INT0,
89 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
90 .name = "mc"
92 [2] = { /* DMA IRQ */
93 .start = IRQ_USB_DMA,
94 .end = IRQ_USB_DMA,
95 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
96 .name = "dma"
100 static struct musb_hdrc_config musb_config = {
101 .multipoint = 0,
102 .dyn_fifo = 0,
103 .soft_con = 1,
104 .dma = 1,
105 .num_eps = 8,
106 .dma_channels = 8,
107 .gpio_vrsel = GPIO_PG13,
108 /* Some custom boards need to be active low, just set it to "0"
109 * if it is the case.
111 .gpio_vrsel_active = 1,
112 .clkin = 24, /* musb CLKIN in MHZ */
115 static struct musb_hdrc_platform_data musb_plat = {
116 #if defined(CONFIG_USB_MUSB_OTG)
117 .mode = MUSB_OTG,
118 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
119 .mode = MUSB_HOST,
120 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
121 .mode = MUSB_PERIPHERAL,
122 #endif
123 .config = &musb_config,
126 static u64 musb_dmamask = ~(u32)0;
128 static struct platform_device musb_device = {
129 .name = "musb-blackfin",
130 .id = 0,
131 .dev = {
132 .dma_mask = &musb_dmamask,
133 .coherent_dma_mask = 0xffffffff,
134 .platform_data = &musb_plat,
136 .num_resources = ARRAY_SIZE(musb_resources),
137 .resource = musb_resources,
139 #endif
141 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
143 static struct resource bf52x_t350mcqb_resources[] = {
145 .start = IRQ_PPI_ERROR,
146 .end = IRQ_PPI_ERROR,
147 .flags = IORESOURCE_IRQ,
151 static struct platform_device bf52x_t350mcqb_device = {
152 .name = "bfin-t350mcqb",
153 .id = -1,
154 .num_resources = ARRAY_SIZE(bf52x_t350mcqb_resources),
155 .resource = bf52x_t350mcqb_resources,
157 #endif
159 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
160 #include <asm/bfin-lq035q1.h>
162 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
163 .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
164 .ppi_mode = USE_RGB565_8_BIT_PPI,
167 static struct resource bfin_lq035q1_resources[] = {
169 .start = IRQ_PPI_ERROR,
170 .end = IRQ_PPI_ERROR,
171 .flags = IORESOURCE_IRQ,
175 static struct platform_device bfin_lq035q1_device = {
176 .name = "bfin-lq035q1",
177 .id = -1,
178 .num_resources = ARRAY_SIZE(bfin_lq035q1_resources),
179 .resource = bfin_lq035q1_resources,
180 .dev = {
181 .platform_data = &bfin_lq035q1_data,
184 #endif
186 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
187 static struct mtd_partition ezkit_partitions[] = {
189 .name = "bootloader(nor)",
190 .size = 0x40000,
191 .offset = 0,
192 }, {
193 .name = "linux kernel(nor)",
194 .size = 0x1C0000,
195 .offset = MTDPART_OFS_APPEND,
196 }, {
197 .name = "file system(nor)",
198 .size = MTDPART_SIZ_FULL,
199 .offset = MTDPART_OFS_APPEND,
203 static struct physmap_flash_data ezkit_flash_data = {
204 .width = 2,
205 .parts = ezkit_partitions,
206 .nr_parts = ARRAY_SIZE(ezkit_partitions),
209 static struct resource ezkit_flash_resource = {
210 .start = 0x20000000,
211 .end = 0x203fffff,
212 .flags = IORESOURCE_MEM,
215 static struct platform_device ezkit_flash_device = {
216 .name = "physmap-flash",
217 .id = 0,
218 .dev = {
219 .platform_data = &ezkit_flash_data,
221 .num_resources = 1,
222 .resource = &ezkit_flash_resource,
224 #endif
226 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
227 static struct mtd_partition partition_info[] = {
229 .name = "bootloader(nand)",
230 .offset = 0,
231 .size = 0x40000,
232 }, {
233 .name = "linux kernel(nand)",
234 .offset = MTDPART_OFS_APPEND,
235 .size = 4 * 1024 * 1024,
238 .name = "file system(nand)",
239 .offset = MTDPART_OFS_APPEND,
240 .size = MTDPART_SIZ_FULL,
244 static struct bf5xx_nand_platform bf5xx_nand_platform = {
245 .data_width = NFC_NWIDTH_8,
246 .partitions = partition_info,
247 .nr_partitions = ARRAY_SIZE(partition_info),
248 .rd_dly = 3,
249 .wr_dly = 3,
252 static struct resource bf5xx_nand_resources[] = {
254 .start = NFC_CTL,
255 .end = NFC_DATA_RD + 2,
256 .flags = IORESOURCE_MEM,
259 .start = CH_NFC,
260 .end = CH_NFC,
261 .flags = IORESOURCE_IRQ,
265 static struct platform_device bf5xx_nand_device = {
266 .name = "bf5xx-nand",
267 .id = 0,
268 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
269 .resource = bf5xx_nand_resources,
270 .dev = {
271 .platform_data = &bf5xx_nand_platform,
274 #endif
276 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
277 static struct resource bfin_pcmcia_cf_resources[] = {
279 .start = 0x20310000, /* IO PORT */
280 .end = 0x20312000,
281 .flags = IORESOURCE_MEM,
282 }, {
283 .start = 0x20311000, /* Attribute Memory */
284 .end = 0x20311FFF,
285 .flags = IORESOURCE_MEM,
286 }, {
287 .start = IRQ_PF4,
288 .end = IRQ_PF4,
289 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
290 }, {
291 .start = 6, /* Card Detect PF6 */
292 .end = 6,
293 .flags = IORESOURCE_IRQ,
297 static struct platform_device bfin_pcmcia_cf_device = {
298 .name = "bfin_cf_pcmcia",
299 .id = -1,
300 .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
301 .resource = bfin_pcmcia_cf_resources,
303 #endif
305 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
306 static struct platform_device rtc_device = {
307 .name = "rtc-bfin",
308 .id = -1,
310 #endif
312 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
313 #include <linux/smc91x.h>
315 static struct smc91x_platdata smc91x_info = {
316 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
317 .leda = RPC_LED_100_10,
318 .ledb = RPC_LED_TX_RX,
321 static struct resource smc91x_resources[] = {
323 .name = "smc91x-regs",
324 .start = 0x20300300,
325 .end = 0x20300300 + 16,
326 .flags = IORESOURCE_MEM,
327 }, {
329 .start = IRQ_PF7,
330 .end = IRQ_PF7,
331 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
334 static struct platform_device smc91x_device = {
335 .name = "smc91x",
336 .id = 0,
337 .num_resources = ARRAY_SIZE(smc91x_resources),
338 .resource = smc91x_resources,
339 .dev = {
340 .platform_data = &smc91x_info,
343 #endif
345 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
346 static struct resource dm9000_resources[] = {
347 [0] = {
348 .start = 0x203FB800,
349 .end = 0x203FB800 + 1,
350 .flags = IORESOURCE_MEM,
352 [1] = {
353 .start = 0x203FB800 + 4,
354 .end = 0x203FB800 + 5,
355 .flags = IORESOURCE_MEM,
357 [2] = {
358 .start = IRQ_PF9,
359 .end = IRQ_PF9,
360 .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
364 static struct platform_device dm9000_device = {
365 .name = "dm9000",
366 .id = -1,
367 .num_resources = ARRAY_SIZE(dm9000_resources),
368 .resource = dm9000_resources,
370 #endif
372 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
373 #include <linux/bfin_mac.h>
374 static const unsigned short bfin_mac_peripherals[] = P_RMII0;
376 static struct bfin_phydev_platform_data bfin_phydev_data[] = {
378 .addr = 1,
379 .irq = IRQ_MAC_PHYINT,
383 static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
384 .phydev_number = 1,
385 .phydev_data = bfin_phydev_data,
386 .phy_mode = PHY_INTERFACE_MODE_RMII,
387 .mac_peripherals = bfin_mac_peripherals,
390 static struct platform_device bfin_mii_bus = {
391 .name = "bfin_mii_bus",
392 .dev = {
393 .platform_data = &bfin_mii_bus_data,
397 static struct platform_device bfin_mac_device = {
398 .name = "bfin_mac",
399 .dev = {
400 .platform_data = &bfin_mii_bus,
403 #endif
405 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
406 static struct resource net2272_bfin_resources[] = {
408 .start = 0x20300000,
409 .end = 0x20300000 + 0x100,
410 .flags = IORESOURCE_MEM,
411 }, {
412 .start = IRQ_PF7,
413 .end = IRQ_PF7,
414 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
418 static struct platform_device net2272_bfin_device = {
419 .name = "net2272",
420 .id = -1,
421 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
422 .resource = net2272_bfin_resources,
424 #endif
426 #if defined(CONFIG_MTD_M25P80) \
427 || defined(CONFIG_MTD_M25P80_MODULE)
428 static struct mtd_partition bfin_spi_flash_partitions[] = {
430 .name = "bootloader(spi)",
431 .size = 0x00040000,
432 .offset = 0,
433 .mask_flags = MTD_CAP_ROM
434 }, {
435 .name = "linux kernel(spi)",
436 .size = MTDPART_SIZ_FULL,
437 .offset = MTDPART_OFS_APPEND,
441 static struct flash_platform_data bfin_spi_flash_data = {
442 .name = "m25p80",
443 .parts = bfin_spi_flash_partitions,
444 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
445 .type = "m25p16",
448 /* SPI flash chip (m25p64) */
449 static struct bfin5xx_spi_chip spi_flash_chip_info = {
450 .enable_dma = 0, /* use dma transfer with this chip*/
451 .bits_per_word = 8,
453 #endif
455 #if defined(CONFIG_BFIN_SPI_ADC) \
456 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
457 /* SPI ADC chip */
458 static struct bfin5xx_spi_chip spi_adc_chip_info = {
459 .enable_dma = 1, /* use dma transfer with this chip*/
460 .bits_per_word = 16,
462 #endif
464 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) \
465 || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
466 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
467 .enable_dma = 0,
468 .bits_per_word = 16,
470 #endif
472 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
473 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
474 .enable_dma = 0,
475 .bits_per_word = 8,
477 #endif
479 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
480 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
481 .enable_dma = 0,
482 .bits_per_word = 16,
485 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
486 .model = 7877,
487 .vref_delay_usecs = 50, /* internal, no capacitor */
488 .x_plate_ohms = 419,
489 .y_plate_ohms = 486,
490 .pressure_max = 1000,
491 .pressure_min = 0,
492 .stopacq_polarity = 1,
493 .first_conversion_delay = 3,
494 .acquisition_time = 1,
495 .averaging = 1,
496 .pen_down_acc_interval = 1,
498 #endif
500 #if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
501 #include <linux/spi/ad7879.h>
502 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
503 .model = 7879, /* Model = AD7879 */
504 .x_plate_ohms = 620, /* 620 Ohm from the touch datasheet */
505 .pressure_max = 10000,
506 .pressure_min = 0,
507 .first_conversion_delay = 3, /* wait 512us before do a first conversion */
508 .acquisition_time = 1, /* 4us acquisition time per sample */
509 .median = 2, /* do 8 measurements */
510 .averaging = 1, /* take the average of 4 middle samples */
511 .pen_down_acc_interval = 255, /* 9.4 ms */
512 .gpio_export = 0, /* Export GPIO to gpiolib */
514 #endif
516 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
517 static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
518 .enable_dma = 0,
519 .bits_per_word = 16,
521 #endif
523 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
524 static struct bfin5xx_spi_chip spidev_chip_info = {
525 .enable_dma = 0,
526 .bits_per_word = 8,
528 #endif
530 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
531 defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
533 static const u16 bfin_snd_pin[][7] = {
534 {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
535 P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0, 0},
536 {P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
537 P_SPORT1_DRPRI, P_SPORT1_RSCLK, P_SPORT1_TFS, 0},
540 static struct bfin_snd_platform_data bfin_snd_data[] = {
542 .pin_req = &bfin_snd_pin[0][0],
545 .pin_req = &bfin_snd_pin[1][0],
549 #define BFIN_SND_RES(x) \
550 [x] = { \
552 .start = SPORT##x##_TCR1, \
553 .end = SPORT##x##_TCR1, \
554 .flags = IORESOURCE_MEM \
555 }, \
557 .start = CH_SPORT##x##_RX, \
558 .end = CH_SPORT##x##_RX, \
559 .flags = IORESOURCE_DMA, \
560 }, \
562 .start = CH_SPORT##x##_TX, \
563 .end = CH_SPORT##x##_TX, \
564 .flags = IORESOURCE_DMA, \
565 }, \
567 .start = IRQ_SPORT##x##_ERROR, \
568 .end = IRQ_SPORT##x##_ERROR, \
569 .flags = IORESOURCE_IRQ, \
573 static struct resource bfin_snd_resources[][4] = {
574 BFIN_SND_RES(0),
575 BFIN_SND_RES(1),
578 static struct platform_device bfin_pcm = {
579 .name = "bfin-pcm-audio",
580 .id = -1,
582 #endif
584 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
585 static struct platform_device bfin_i2s = {
586 .name = "bfin-i2s",
587 .id = CONFIG_SND_BF5XX_SPORT_NUM,
588 .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
589 .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
590 .dev = {
591 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
594 #endif
596 #if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
597 static struct platform_device bfin_tdm = {
598 .name = "bfin-tdm",
599 .id = CONFIG_SND_BF5XX_SPORT_NUM,
600 .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
601 .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
602 .dev = {
603 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
606 #endif
608 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
609 static struct bfin5xx_spi_chip lq035q1_spi_chip_info = {
610 .enable_dma = 0,
611 .bits_per_word = 8,
613 #endif
615 static struct spi_board_info bfin_spi_board_info[] __initdata = {
616 #if defined(CONFIG_MTD_M25P80) \
617 || defined(CONFIG_MTD_M25P80_MODULE)
619 /* the modalias must be the same as spi device driver name */
620 .modalias = "m25p80", /* Name of spi_driver for this device */
621 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
622 .bus_num = 0, /* Framework bus number */
623 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
624 .platform_data = &bfin_spi_flash_data,
625 .controller_data = &spi_flash_chip_info,
626 .mode = SPI_MODE_3,
628 #endif
630 #if defined(CONFIG_BFIN_SPI_ADC) \
631 || defined(CONFIG_BFIN_SPI_ADC_MODULE)
633 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
634 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
635 .bus_num = 0, /* Framework bus number */
636 .chip_select = 1, /* Framework chip select. */
637 .platform_data = NULL, /* No spi_driver specific config */
638 .controller_data = &spi_adc_chip_info,
640 #endif
642 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) \
643 || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
645 .modalias = "ad183x",
646 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
647 .bus_num = 0,
648 .chip_select = 4,
649 .platform_data = "ad1836",
650 .controller_data = &ad1836_spi_chip_info,
651 .mode = SPI_MODE_3,
653 #endif
654 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
656 .modalias = "mmc_spi",
657 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
658 .bus_num = 0,
659 .chip_select = 3,
660 .controller_data = &mmc_spi_chip_info,
661 .mode = SPI_MODE_0,
663 #endif
665 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
667 .modalias = "ad7877",
668 .platform_data = &bfin_ad7877_ts_info,
669 .irq = IRQ_PF8,
670 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
671 .bus_num = 0,
672 .chip_select = 2,
673 .controller_data = &spi_ad7877_chip_info,
675 #endif
676 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
678 .modalias = "ad7879",
679 .platform_data = &bfin_ad7879_ts_info,
680 .irq = IRQ_PF8,
681 .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */
682 .bus_num = 0,
683 .chip_select = 3,
684 .controller_data = &spi_ad7879_chip_info,
685 .mode = SPI_CPHA | SPI_CPOL,
687 #endif
688 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
690 .modalias = "spidev",
691 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
692 .bus_num = 0,
693 .chip_select = 1,
694 .controller_data = &spidev_chip_info,
696 #endif
697 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
699 .modalias = "bfin-lq035q1-spi",
700 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
701 .bus_num = 0,
702 .chip_select = 7,
703 .controller_data = &lq035q1_spi_chip_info,
704 .mode = SPI_CPHA | SPI_CPOL,
706 #endif
709 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
710 /* SPI controller data */
711 static struct bfin5xx_spi_master bfin_spi0_info = {
712 .num_chipselect = 8,
713 .enable_dma = 1, /* master has the ability to do dma transfer */
714 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
717 /* SPI (0) */
718 static struct resource bfin_spi0_resource[] = {
719 [0] = {
720 .start = SPI0_REGBASE,
721 .end = SPI0_REGBASE + 0xFF,
722 .flags = IORESOURCE_MEM,
724 [1] = {
725 .start = CH_SPI,
726 .end = CH_SPI,
727 .flags = IORESOURCE_DMA,
729 [2] = {
730 .start = IRQ_SPI,
731 .end = IRQ_SPI,
732 .flags = IORESOURCE_IRQ,
736 static struct platform_device bfin_spi0_device = {
737 .name = "bfin-spi",
738 .id = 0, /* Bus number */
739 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
740 .resource = bfin_spi0_resource,
741 .dev = {
742 .platform_data = &bfin_spi0_info, /* Passed to driver */
745 #endif /* spi master and devices */
747 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
748 #ifdef CONFIG_SERIAL_BFIN_UART0
749 static struct resource bfin_uart0_resources[] = {
751 .start = UART0_THR,
752 .end = UART0_GCTL+2,
753 .flags = IORESOURCE_MEM,
756 .start = IRQ_UART0_RX,
757 .end = IRQ_UART0_RX+1,
758 .flags = IORESOURCE_IRQ,
761 .start = IRQ_UART0_ERROR,
762 .end = IRQ_UART0_ERROR,
763 .flags = IORESOURCE_IRQ,
766 .start = CH_UART0_TX,
767 .end = CH_UART0_TX,
768 .flags = IORESOURCE_DMA,
771 .start = CH_UART0_RX,
772 .end = CH_UART0_RX,
773 .flags = IORESOURCE_DMA,
777 static unsigned short bfin_uart0_peripherals[] = {
778 P_UART0_TX, P_UART0_RX, 0
781 static struct platform_device bfin_uart0_device = {
782 .name = "bfin-uart",
783 .id = 0,
784 .num_resources = ARRAY_SIZE(bfin_uart0_resources),
785 .resource = bfin_uart0_resources,
786 .dev = {
787 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
790 #endif
791 #ifdef CONFIG_SERIAL_BFIN_UART1
792 static struct resource bfin_uart1_resources[] = {
794 .start = UART1_THR,
795 .end = UART1_GCTL+2,
796 .flags = IORESOURCE_MEM,
799 .start = IRQ_UART1_RX,
800 .end = IRQ_UART1_RX+1,
801 .flags = IORESOURCE_IRQ,
804 .start = IRQ_UART1_ERROR,
805 .end = IRQ_UART1_ERROR,
806 .flags = IORESOURCE_IRQ,
809 .start = CH_UART1_TX,
810 .end = CH_UART1_TX,
811 .flags = IORESOURCE_DMA,
814 .start = CH_UART1_RX,
815 .end = CH_UART1_RX,
816 .flags = IORESOURCE_DMA,
818 #ifdef CONFIG_BFIN_UART1_CTSRTS
819 { /* CTS pin */
820 .start = GPIO_PF9,
821 .end = GPIO_PF9,
822 .flags = IORESOURCE_IO,
824 { /* RTS pin */
825 .start = GPIO_PF10,
826 .end = GPIO_PF10,
827 .flags = IORESOURCE_IO,
829 #endif
832 static unsigned short bfin_uart1_peripherals[] = {
833 P_UART1_TX, P_UART1_RX, 0
836 static struct platform_device bfin_uart1_device = {
837 .name = "bfin-uart",
838 .id = 1,
839 .num_resources = ARRAY_SIZE(bfin_uart1_resources),
840 .resource = bfin_uart1_resources,
841 .dev = {
842 .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
845 #endif
846 #endif
848 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
849 #ifdef CONFIG_BFIN_SIR0
850 static struct resource bfin_sir0_resources[] = {
852 .start = 0xFFC00400,
853 .end = 0xFFC004FF,
854 .flags = IORESOURCE_MEM,
857 .start = IRQ_UART0_RX,
858 .end = IRQ_UART0_RX+1,
859 .flags = IORESOURCE_IRQ,
862 .start = CH_UART0_RX,
863 .end = CH_UART0_RX+1,
864 .flags = IORESOURCE_DMA,
868 static struct platform_device bfin_sir0_device = {
869 .name = "bfin_sir",
870 .id = 0,
871 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
872 .resource = bfin_sir0_resources,
874 #endif
875 #ifdef CONFIG_BFIN_SIR1
876 static struct resource bfin_sir1_resources[] = {
878 .start = 0xFFC02000,
879 .end = 0xFFC020FF,
880 .flags = IORESOURCE_MEM,
883 .start = IRQ_UART1_RX,
884 .end = IRQ_UART1_RX+1,
885 .flags = IORESOURCE_IRQ,
888 .start = CH_UART1_RX,
889 .end = CH_UART1_RX+1,
890 .flags = IORESOURCE_DMA,
894 static struct platform_device bfin_sir1_device = {
895 .name = "bfin_sir",
896 .id = 1,
897 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
898 .resource = bfin_sir1_resources,
900 #endif
901 #endif
903 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
904 static struct resource bfin_twi0_resource[] = {
905 [0] = {
906 .start = TWI0_REGBASE,
907 .end = TWI0_REGBASE,
908 .flags = IORESOURCE_MEM,
910 [1] = {
911 .start = IRQ_TWI,
912 .end = IRQ_TWI,
913 .flags = IORESOURCE_IRQ,
917 static struct platform_device i2c_bfin_twi_device = {
918 .name = "i2c-bfin-twi",
919 .id = 0,
920 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
921 .resource = bfin_twi0_resource,
923 #endif
925 #if defined(CONFIG_PMIC_ADP5520) || defined(CONFIG_PMIC_ADP5520_MODULE)
926 #include <linux/mfd/adp5520.h>
929 * ADP5520/5501 LEDs Data
932 static struct led_info adp5520_leds[] = {
934 .name = "adp5520-led1",
935 .default_trigger = "none",
936 .flags = FLAG_ID_ADP5520_LED1_ADP5501_LED0 | ADP5520_LED_OFFT_600ms,
940 static struct adp5520_leds_platform_data adp5520_leds_data = {
941 .num_leds = ARRAY_SIZE(adp5520_leds),
942 .leds = adp5520_leds,
943 .fade_in = ADP5520_FADE_T_600ms,
944 .fade_out = ADP5520_FADE_T_600ms,
945 .led_on_time = ADP5520_LED_ONT_600ms,
949 * ADP5520 Keypad Data
952 static const unsigned short adp5520_keymap[ADP5520_KEYMAPSIZE] = {
953 [ADP5520_KEY(3, 3)] = KEY_1,
954 [ADP5520_KEY(2, 3)] = KEY_2,
955 [ADP5520_KEY(1, 3)] = KEY_3,
956 [ADP5520_KEY(0, 3)] = KEY_UP,
957 [ADP5520_KEY(3, 2)] = KEY_4,
958 [ADP5520_KEY(2, 2)] = KEY_5,
959 [ADP5520_KEY(1, 2)] = KEY_6,
960 [ADP5520_KEY(0, 2)] = KEY_DOWN,
961 [ADP5520_KEY(3, 1)] = KEY_7,
962 [ADP5520_KEY(2, 1)] = KEY_8,
963 [ADP5520_KEY(1, 1)] = KEY_9,
964 [ADP5520_KEY(0, 1)] = KEY_DOT,
965 [ADP5520_KEY(3, 0)] = KEY_BACKSPACE,
966 [ADP5520_KEY(2, 0)] = KEY_0,
967 [ADP5520_KEY(1, 0)] = KEY_HELP,
968 [ADP5520_KEY(0, 0)] = KEY_ENTER,
971 static struct adp5520_keys_platform_data adp5520_keys_data = {
972 .rows_en_mask = ADP5520_ROW_R3 | ADP5520_ROW_R2 | ADP5520_ROW_R1 | ADP5520_ROW_R0,
973 .cols_en_mask = ADP5520_COL_C3 | ADP5520_COL_C2 | ADP5520_COL_C1 | ADP5520_COL_C0,
974 .keymap = adp5520_keymap,
975 .keymapsize = ARRAY_SIZE(adp5520_keymap),
976 .repeat = 0,
980 * ADP5520/5501 Multifunction Device Init Data
983 static struct adp5520_platform_data adp5520_pdev_data = {
984 .leds = &adp5520_leds_data,
985 .keys = &adp5520_keys_data,
988 #endif
990 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
991 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
993 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
995 #endif
996 #if defined(CONFIG_INPUT_PCF8574) || defined(CONFIG_INPUT_PCF8574_MODULE)
998 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
999 .irq = IRQ_PF8,
1001 #endif
1002 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
1004 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
1006 #endif
1007 #if defined(CONFIG_TOUCHSCREEN_AD7879_I2C) || defined(CONFIG_TOUCHSCREEN_AD7879_I2C_MODULE)
1009 I2C_BOARD_INFO("ad7879", 0x2C),
1010 .irq = IRQ_PF8,
1011 .platform_data = (void *)&bfin_ad7879_ts_info,
1013 #endif
1014 #if defined(CONFIG_PMIC_ADP5520) || defined(CONFIG_PMIC_ADP5520_MODULE)
1016 I2C_BOARD_INFO("pmic-adp5520", 0x32),
1017 .irq = IRQ_PF9,
1018 .platform_data = (void *)&adp5520_pdev_data,
1020 #endif
1021 #if defined(CONFIG_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE)
1023 I2C_BOARD_INFO("ssm2602", 0x1b),
1025 #endif
1026 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
1028 I2C_BOARD_INFO("ad5252", 0x2f),
1030 #endif
1031 #if defined(CONFIG_SND_SOC_ADAU1373) || defined(CONFIG_SND_SOC_ADAU1373_MODULE)
1033 I2C_BOARD_INFO("adau1373", 0x1A),
1035 #endif
1038 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
1039 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
1040 static struct resource bfin_sport0_uart_resources[] = {
1042 .start = SPORT0_TCR1,
1043 .end = SPORT0_MRCS3+4,
1044 .flags = IORESOURCE_MEM,
1047 .start = IRQ_SPORT0_RX,
1048 .end = IRQ_SPORT0_RX+1,
1049 .flags = IORESOURCE_IRQ,
1052 .start = IRQ_SPORT0_ERROR,
1053 .end = IRQ_SPORT0_ERROR,
1054 .flags = IORESOURCE_IRQ,
1058 static unsigned short bfin_sport0_peripherals[] = {
1059 P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
1060 P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
1063 static struct platform_device bfin_sport0_uart_device = {
1064 .name = "bfin-sport-uart",
1065 .id = 0,
1066 .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
1067 .resource = bfin_sport0_uart_resources,
1068 .dev = {
1069 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
1072 #endif
1073 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
1074 static struct resource bfin_sport1_uart_resources[] = {
1076 .start = SPORT1_TCR1,
1077 .end = SPORT1_MRCS3+4,
1078 .flags = IORESOURCE_MEM,
1081 .start = IRQ_SPORT1_RX,
1082 .end = IRQ_SPORT1_RX+1,
1083 .flags = IORESOURCE_IRQ,
1086 .start = IRQ_SPORT1_ERROR,
1087 .end = IRQ_SPORT1_ERROR,
1088 .flags = IORESOURCE_IRQ,
1092 static unsigned short bfin_sport1_peripherals[] = {
1093 P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
1094 P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
1097 static struct platform_device bfin_sport1_uart_device = {
1098 .name = "bfin-sport-uart",
1099 .id = 1,
1100 .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
1101 .resource = bfin_sport1_uart_resources,
1102 .dev = {
1103 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
1106 #endif
1107 #endif
1109 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
1110 #include <linux/gpio_keys.h>
1112 static struct gpio_keys_button bfin_gpio_keys_table[] = {
1113 {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
1114 {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
1117 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
1118 .buttons = bfin_gpio_keys_table,
1119 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
1122 static struct platform_device bfin_device_gpiokeys = {
1123 .name = "gpio-keys",
1124 .dev = {
1125 .platform_data = &bfin_gpio_keys_data,
1128 #endif
1130 #if defined(CONFIG_INPUT_BFIN_ROTARY) || defined(CONFIG_INPUT_BFIN_ROTARY_MODULE)
1131 #include <asm/bfin_rotary.h>
1133 static struct bfin_rotary_platform_data bfin_rotary_data = {
1134 /*.rotary_up_key = KEY_UP,*/
1135 /*.rotary_down_key = KEY_DOWN,*/
1136 .rotary_rel_code = REL_WHEEL,
1137 .rotary_button_key = KEY_ENTER,
1138 .debounce = 10, /* 0..17 */
1139 .mode = ROT_QUAD_ENC | ROT_DEBE,
1142 static struct resource bfin_rotary_resources[] = {
1144 .start = IRQ_CNT,
1145 .end = IRQ_CNT,
1146 .flags = IORESOURCE_IRQ,
1150 static struct platform_device bfin_rotary_device = {
1151 .name = "bfin-rotary",
1152 .id = -1,
1153 .num_resources = ARRAY_SIZE(bfin_rotary_resources),
1154 .resource = bfin_rotary_resources,
1155 .dev = {
1156 .platform_data = &bfin_rotary_data,
1159 #endif
1161 static const unsigned int cclk_vlev_datasheet[] =
1163 VRPAIR(VLEV_100, 400000000),
1164 VRPAIR(VLEV_105, 426000000),
1165 VRPAIR(VLEV_110, 500000000),
1166 VRPAIR(VLEV_115, 533000000),
1167 VRPAIR(VLEV_120, 600000000),
1170 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
1171 .tuple_tab = cclk_vlev_datasheet,
1172 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
1173 .vr_settling_time = 25 /* us */,
1176 static struct platform_device bfin_dpmc = {
1177 .name = "bfin dpmc",
1178 .dev = {
1179 .platform_data = &bfin_dmpc_vreg_data,
1183 static struct platform_device *stamp_devices[] __initdata = {
1185 &bfin_dpmc,
1187 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
1188 &bf5xx_nand_device,
1189 #endif
1191 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
1192 &bfin_pcmcia_cf_device,
1193 #endif
1195 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
1196 &rtc_device,
1197 #endif
1199 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
1200 &bfin_isp1760_device,
1201 #endif
1203 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
1204 &musb_device,
1205 #endif
1207 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
1208 &smc91x_device,
1209 #endif
1211 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
1212 &dm9000_device,
1213 #endif
1215 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
1216 &bfin_mii_bus,
1217 &bfin_mac_device,
1218 #endif
1220 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
1221 &net2272_bfin_device,
1222 #endif
1224 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
1225 &bfin_spi0_device,
1226 #endif
1228 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
1229 &bf52x_t350mcqb_device,
1230 #endif
1232 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
1233 &bfin_lq035q1_device,
1234 #endif
1236 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
1237 #ifdef CONFIG_SERIAL_BFIN_UART0
1238 &bfin_uart0_device,
1239 #endif
1240 #ifdef CONFIG_SERIAL_BFIN_UART1
1241 &bfin_uart1_device,
1242 #endif
1243 #endif
1245 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
1246 #ifdef CONFIG_BFIN_SIR0
1247 &bfin_sir0_device,
1248 #endif
1249 #ifdef CONFIG_BFIN_SIR1
1250 &bfin_sir1_device,
1251 #endif
1252 #endif
1254 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
1255 &i2c_bfin_twi_device,
1256 #endif
1258 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
1259 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
1260 &bfin_sport0_uart_device,
1261 #endif
1262 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
1263 &bfin_sport1_uart_device,
1264 #endif
1265 #endif
1267 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
1268 &bfin_device_gpiokeys,
1269 #endif
1271 #if defined(CONFIG_INPUT_BFIN_ROTARY) || defined(CONFIG_INPUT_BFIN_ROTARY_MODULE)
1272 &bfin_rotary_device,
1273 #endif
1275 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
1276 &ezkit_flash_device,
1277 #endif
1279 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
1280 defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
1281 &bfin_pcm,
1282 #endif
1284 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
1285 &bfin_i2s,
1286 #endif
1288 #if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
1289 &bfin_tdm,
1290 #endif
1293 static int __init ezkit_init(void)
1295 printk(KERN_INFO "%s(): registering device resources\n", __func__);
1296 i2c_register_board_info(0, bfin_i2c_board_info,
1297 ARRAY_SIZE(bfin_i2c_board_info));
1298 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
1299 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
1300 return 0;
1303 arch_initcall(ezkit_init);
1305 static struct platform_device *ezkit_early_devices[] __initdata = {
1306 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
1307 #ifdef CONFIG_SERIAL_BFIN_UART0
1308 &bfin_uart0_device,
1309 #endif
1310 #ifdef CONFIG_SERIAL_BFIN_UART1
1311 &bfin_uart1_device,
1312 #endif
1313 #endif
1315 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
1316 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
1317 &bfin_sport0_uart_device,
1318 #endif
1319 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
1320 &bfin_sport1_uart_device,
1321 #endif
1322 #endif
1325 void __init native_machine_early_platform_add_devices(void)
1327 printk(KERN_INFO "register early platform devices\n");
1328 early_platform_add_devices(ezkit_early_devices,
1329 ARRAY_SIZE(ezkit_early_devices));
1332 void native_machine_restart(char *cmd)
1334 /* workaround reboot hang when booting from SPI */
1335 if ((bfin_read_SYSCR() & 0x7) == 0x3)
1336 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
1339 void bfin_get_ether_addr(char *addr)
1341 /* the MAC is stored in OTP memory page 0xDF */
1342 u32 ret;
1343 u64 otp_mac;
1344 u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
1346 ret = otp_read(0xDF, 0x00, &otp_mac);
1347 if (!(ret & 0x1)) {
1348 char *otp_mac_p = (char *)&otp_mac;
1349 for (ret = 0; ret < 6; ++ret)
1350 addr[ret] = otp_mac_p[5 - ret];
1353 EXPORT_SYMBOL(bfin_get_ether_addr);