arch/blackfin/mach-bf533/boards/stamp.c

   1 /*
   2  * File:         arch/blackfin/mach-bf533/stamp.c
   3  * Based on:     arch/blackfin/mach-bf533/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Created:      2005
   7  * Description:  Board Info File for the BF533-STAMP
   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/platform_device.h>
  33 #include <linux/mtd/mtd.h>
  34 #include <linux/mtd/partitions.h>
  35 #include <linux/mtd/physmap.h>
  36 #include <linux/spi/spi.h>
  37 #include <linux/spi/flash.h>
  38 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  39 #include <linux/usb/isp1362.h>
  40 #endif
  41 #include <linux/ata_platform.h>
  42 #include <linux/irq.h>
  43 #include <asm/dma.h>
  44 #include <asm/bfin5xx_spi.h>
  45 #include <asm/reboot.h>
  46 #include <asm/portmux.h>
  47
  48 /*
  49  * Name the Board for the /proc/cpuinfo
  50  */
  51 const char bfin_board_name[] = "ADDS-BF533-STAMP";
  52
  53 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
  54 static struct platform_device rtc_device = {
  55         .name = "rtc-bfin",
  56         .id   = -1,
  57 };
  58 #endif
  59
  60 /*
  61  *  Driver needs to know address, irq and flag pin.
  62  */
  63 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
  64 static struct resource smc91x_resources[] = {
  65         {
  66                 .name = "smc91x-regs",
  67                 .start = 0x20300300,
  68                 .end = 0x20300300 + 16,
  69                 .flags = IORESOURCE_MEM,
  70         }, {
  71                 .start = IRQ_PF7,
  72                 .end = IRQ_PF7,
  73                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  74         },
  75 };
  76
  77 static struct platform_device smc91x_device = {
  78         .name = "smc91x",
  79         .id = 0,
  80         .num_resources = ARRAY_SIZE(smc91x_resources),
  81         .resource = smc91x_resources,
  82 };
  83 #endif
  84
  85 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
  86 static struct platform_device bfin_fb_adv7393_device = {
  87         .name = "bfin-adv7393",
  88 };
  89 #endif
  90
  91 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
  92 static struct resource net2272_bfin_resources[] = {
  93         {
  94                 .start = 0x20300000,
  95                 .end = 0x20300000 + 0x100,
  96                 .flags = IORESOURCE_MEM,
  97         }, {
  98                 .start = IRQ_PF10,
  99                 .end = IRQ_PF10,
 100                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 101         },
 102 };
 103
 104 static struct platform_device net2272_bfin_device = {
 105         .name = "net2272",
 106         .id = -1,
 107         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 108         .resource = net2272_bfin_resources,
 109 };
 110 #endif
 111
 112 static struct mtd_partition stamp_partitions[] = {
 113         {
 114                 .name   = "Bootloader",
 115 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 116                 .size   = 0x20000,
 117 =======
 118                 .size   = 0x40000,
 119 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 120                 .offset = 0,
 121         }, {
 122                 .name   = "Kernel",
 123                 .size   = 0xE0000,
 124                 .offset = MTDPART_OFS_APPEND,
 125         }, {
 126                 .name   = "RootFS",
 127                 .size   = MTDPART_SIZ_FULL,
 128                 .offset = MTDPART_OFS_APPEND,
 129         }
 130 };
 131
 132 static struct physmap_flash_data stamp_flash_data = {
 133         .width    = 2,
 134         .parts    = stamp_partitions,
 135         .nr_parts = ARRAY_SIZE(stamp_partitions),
 136 };
 137
 138 static struct resource stamp_flash_resource[] = {
 139         {
 140                 .name  = "cfi_probe",
 141                 .start = 0x20000000,
 142                 .end   = 0x203fffff,
 143                 .flags = IORESOURCE_MEM,
 144         }, {
 145                 .start = CONFIG_ENET_FLASH_PIN,
 146                 .flags = IORESOURCE_IRQ,
 147         }
 148 };
 149
 150 static struct platform_device stamp_flash_device = {
 151         .name          = "BF5xx-Flash",
 152         .id            = 0,
 153         .dev = {
 154                 .platform_data = &stamp_flash_data,
 155         },
 156         .num_resources = ARRAY_SIZE(stamp_flash_resource),
 157         .resource      = stamp_flash_resource,
 158 };
 159
 160 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 161 /* all SPI peripherals info goes here */
 162
 163 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 164 static struct mtd_partition bfin_spi_flash_partitions[] = {
 165         {
 166                 .name = "bootloader",
 167 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 168                 .size = 0x00020000,
 169 =======
 170                 .size = 0x00040000,
 171 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 172                 .offset = 0,
 173                 .mask_flags = MTD_CAP_ROM
 174         }, {
 175                 .name = "kernel",
 176                 .size = 0xe0000,
 177 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 178                 .offset = 0x20000
 179 =======
 180                 .offset = MTDPART_OFS_APPEND,
 181 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 182         }, {
 183                 .name = "file system",
 184 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 185                 .size = 0x700000,
 186                 .offset = 0x00100000,
 187 =======
 188                 .size = MTDPART_SIZ_FULL,
 189                 .offset = MTDPART_OFS_APPEND,
 190 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 191         }
 192 };
 193
 194 static struct flash_platform_data bfin_spi_flash_data = {
 195         .name = "m25p80",
 196         .parts = bfin_spi_flash_partitions,
 197         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 198         .type = "m25p64",
 199 };
 200
 201 /* SPI flash chip (m25p64) */
 202 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 203         .enable_dma = 0,         /* use dma transfer with this chip*/
 204         .bits_per_word = 8,
 205 };
 206 #endif
 207
 208 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 209 /* SPI ADC chip */
 210 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 211         .enable_dma = 1,         /* use dma transfer with this chip*/
 212         .bits_per_word = 16,
 213 };
 214 #endif
 215
 216 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 217 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 218         .enable_dma = 0,
 219         .bits_per_word = 16,
 220 };
 221 #endif
 222
 223 #if defined(CONFIG_PBX)
 224 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
 225         .ctl_reg        = 0x4, /* send zero */
 226         .enable_dma     = 0,
 227         .bits_per_word  = 8,
 228         .cs_change_per_word = 1,
 229 };
 230 #endif
 231
 232 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 233 #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
 234 static struct bfin5xx_spi_chip ad5304_chip_info = {
 235         .enable_dma = 0,
 236         .bits_per_word = 16,
 237 };
 238 #endif
 239
 240 =======
 241 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 242 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 243 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 244         .enable_dma = 1,
 245         .bits_per_word = 8,
 246 };
 247 #endif
 248
 249 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 250 static struct bfin5xx_spi_chip spidev_chip_info = {
 251         .enable_dma = 0,
 252         .bits_per_word = 8,
 253 };
 254 #endif
 255
 256 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 257 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 258         {
 259                 /* the modalias must be the same as spi device driver name */
 260                 .modalias = "m25p80", /* Name of spi_driver for this device */
 261                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 262                 .bus_num = 0, /* Framework bus number */
 263                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
 264                 .platform_data = &bfin_spi_flash_data,
 265                 .controller_data = &spi_flash_chip_info,
 266                 .mode = SPI_MODE_3,
 267         },
 268 #endif
 269
 270 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 271         {
 272                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 273                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 274                 .bus_num = 0, /* Framework bus number */
 275                 .chip_select = 1, /* Framework chip select. */
 276                 .platform_data = NULL, /* No spi_driver specific config */
 277                 .controller_data = &spi_adc_chip_info,
 278         },
 279 #endif
 280
 281 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 282         {
 283                 .modalias = "ad1836-spi",
 284                 .max_speed_hz = 31250000,     /* max spi clock (SCK) speed in HZ */
 285                 .bus_num = 0,
 286                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 287                 .controller_data = &ad1836_spi_chip_info,
 288         },
 289 #endif
 290
 291 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 292         {
 293                 .modalias = "spi_mmc_dummy",
 294                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 295                 .bus_num = 0,
 296                 .chip_select = 0,
 297                 .platform_data = NULL,
 298                 .controller_data = &spi_mmc_chip_info,
 299                 .mode = SPI_MODE_3,
 300         },
 301         {
 302                 .modalias = "spi_mmc",
 303                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 304                 .bus_num = 0,
 305                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 306                 .platform_data = NULL,
 307                 .controller_data = &spi_mmc_chip_info,
 308                 .mode = SPI_MODE_3,
 309         },
 310 #endif
 311
 312 #if defined(CONFIG_PBX)
 313         {
 314                 .modalias = "fxs-spi",
 315                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 316                 .bus_num = 0,
 317                 .chip_select = 8 - CONFIG_J11_JUMPER,
 318                 .controller_data = &spi_si3xxx_chip_info,
 319                 .mode = SPI_MODE_3,
 320         },
 321         {
 322                 .modalias = "fxo-spi",
 323                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 324                 .bus_num = 0,
 325                 .chip_select = 8 - CONFIG_J19_JUMPER,
 326                 .controller_data = &spi_si3xxx_chip_info,
 327                 .mode = SPI_MODE_3,
 328         },
 329 #endif
 330
 331 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 332 #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
 333         {
 334                 .modalias = "ad5304_spi",
 335                 .max_speed_hz = 1000000,     /* max spi clock (SCK) speed in HZ */
 336                 .bus_num = 0,
 337                 .chip_select = 2,
 338                 .platform_data = NULL,
 339                 .controller_data = &ad5304_chip_info,
 340                 .mode = SPI_MODE_2,
 341         },
 342 #endif
 343 =======
 344 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 345 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 346         {
 347                 .modalias = "spidev",
 348                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 349                 .bus_num = 0,
 350                 .chip_select = 1,
 351                 .controller_data = &spidev_chip_info,
 352         },
 353 #endif
 354 };
 355
 356 /* SPI (0) */
 357 static struct resource bfin_spi0_resource[] = {
 358         [0] = {
 359                 .start = SPI0_REGBASE,
 360                 .end   = SPI0_REGBASE + 0xFF,
 361                 .flags = IORESOURCE_MEM,
 362         },
 363         [1] = {
 364                 .start = CH_SPI,
 365                 .end   = CH_SPI,
 366                 .flags = IORESOURCE_IRQ,
 367         }
 368 };
 369
 370 /* SPI controller data */
 371 static struct bfin5xx_spi_master bfin_spi0_info = {
 372         .num_chipselect = 8,
 373         .enable_dma = 1,  /* master has the ability to do dma transfer */
 374         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 375 };
 376
 377 static struct platform_device bfin_spi0_device = {
 378         .name = "bfin-spi",
 379         .id = 0, /* Bus number */
 380         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 381         .resource = bfin_spi0_resource,
 382         .dev = {
 383                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 384         },
 385 };
 386 #endif  /* spi master and devices */
 387
 388 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 389 static struct platform_device bfin_fb_device = {
 390         .name = "bf537-fb",
 391 };
 392 #endif
 393
 394 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 395 static struct resource bfin_uart_resources[] = {
 396         {
 397                 .start = 0xFFC00400,
 398                 .end = 0xFFC004FF,
 399                 .flags = IORESOURCE_MEM,
 400         },
 401 };
 402
 403 static struct platform_device bfin_uart_device = {
 404         .name = "bfin-uart",
 405         .id = 1,
 406         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 407         .resource = bfin_uart_resources,
 408 };
 409 #endif
 410
 411 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 412 static struct platform_device bfin_sport0_uart_device = {
 413         .name = "bfin-sport-uart",
 414         .id = 0,
 415 };
 416
 417 static struct platform_device bfin_sport1_uart_device = {
 418         .name = "bfin-sport-uart",
 419         .id = 1,
 420 };
 421 #endif
 422
 423 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 424 #define PATA_INT        55
 425
 426 static struct pata_platform_info bfin_pata_platform_data = {
 427         .ioport_shift = 1,
 428         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 429 };
 430
 431 static struct resource bfin_pata_resources[] = {
 432         {
 433                 .start = 0x20314020,
 434                 .end = 0x2031403F,
 435                 .flags = IORESOURCE_MEM,
 436         },
 437         {
 438                 .start = 0x2031401C,
 439                 .end = 0x2031401F,
 440                 .flags = IORESOURCE_MEM,
 441         },
 442         {
 443                 .start = PATA_INT,
 444                 .end = PATA_INT,
 445                 .flags = IORESOURCE_IRQ,
 446         },
 447 };
 448
 449 static struct platform_device bfin_pata_device = {
 450         .name = "pata_platform",
 451         .id = -1,
 452         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 453         .resource = bfin_pata_resources,
 454         .dev = {
 455                 .platform_data = &bfin_pata_platform_data,
 456         }
 457 };
 458 #endif
 459
 460 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 461 #include <linux/input.h>
 462 #include <linux/gpio_keys.h>
 463
 464 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 465         {BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
 466         {BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
 467         {BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
 468 };
 469
 470 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 471         .buttons        = bfin_gpio_keys_table,
 472         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 473 };
 474
 475 static struct platform_device bfin_device_gpiokeys = {
 476         .name      = "gpio-keys",
 477         .dev = {
 478                 .platform_data = &bfin_gpio_keys_data,
 479         },
 480 };
 481 #endif
 482
 483 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 484 =======
 485 static struct resource bfin_gpios_resources = {
 486         .start = 0,
 487         .end   = MAX_BLACKFIN_GPIOS - 1,
 488         .flags = IORESOURCE_IRQ,
 489 };
 490
 491 static struct platform_device bfin_gpios_device = {
 492         .name = "simple-gpio",
 493         .id = -1,
 494         .num_resources = 1,
 495         .resource = &bfin_gpios_resources,
 496 };
 497
 498 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 499 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 500 #include <linux/i2c-gpio.h>
 501
 502 static struct i2c_gpio_platform_data i2c_gpio_data = {
 503         .sda_pin                = 2,
 504         .scl_pin                = 3,
 505         .sda_is_open_drain      = 0,
 506         .scl_is_open_drain      = 0,
 507         .udelay                 = 40,
 508 };
 509
 510 static struct platform_device i2c_gpio_device = {
 511         .name           = "i2c-gpio",
 512         .id             = 0,
 513         .dev            = {
 514                 .platform_data  = &i2c_gpio_data,
 515         },
 516 };
 517 #endif
 518
 519 static struct platform_device *stamp_devices[] __initdata = {
 520 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 521         &rtc_device,
 522 #endif
 523
 524 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 525         &smc91x_device,
 526 #endif
 527
 528 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 529         &bfin_fb_adv7393_device,
 530 #endif
 531
 532 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 533         &net2272_bfin_device,
 534 #endif
 535
 536 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 537         &bfin_spi0_device,
 538 #endif
 539
 540 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 541         &bfin_uart_device,
 542 #endif
 543
 544 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 545         &bfin_sport0_uart_device,
 546         &bfin_sport1_uart_device,
 547 #endif
 548
 549 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 550         &bfin_pata_device,
 551 #endif
 552
 553 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 554         &bfin_device_gpiokeys,
 555 #endif
 556
 557 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 558         &i2c_gpio_device,
 559 #endif
 560 <<<<<<< HEAD:arch/blackfin/mach-bf533/boards/stamp.c
 561 =======
 562
 563         &bfin_gpios_device,
 564 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/blackfin/mach-bf533/boards/stamp.c
 565         &stamp_flash_device,
 566 };
 567
 568 static int __init stamp_init(void)
 569 {
 570         int ret;
 571
 572         printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
 573         ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 574         if (ret < 0)
 575                 return ret;
 576
 577 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 578         /* setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC */
 579         bfin_write_FIO_DIR(bfin_read_FIO_DIR() | (1 << CONFIG_ENET_FLASH_PIN));
 580         bfin_write_FIO_FLAG_S(1 << CONFIG_ENET_FLASH_PIN);
 581         SSYNC();
 582 #endif
 583
 584 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 585         spi_register_board_info(bfin_spi_board_info,
 586                                 ARRAY_SIZE(bfin_spi_board_info));
 587 #endif
 588 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 589         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 590 #endif
 591         return 0;
 592 }
 593
 594 arch_initcall(stamp_init);
 595
 596 void native_machine_restart(char *cmd)
 597 {
 598 #define BIT_TO_SET (1 << CONFIG_ENET_FLASH_PIN)
 599         bfin_write_FIO_INEN(~BIT_TO_SET);
 600         bfin_write_FIO_DIR(BIT_TO_SET);
 601         bfin_write_FIO_FLAG_C(BIT_TO_SET);
 602 }