arch/blackfin/mach-bf537/boards/stamp.c

   1 /*
   2  * File:         arch/blackfin/mach-bf537/boards/stamp.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Created:
   7  * Description:
   8  *
   9  * Modified:
  10  *               Copyright 2005 National ICT Australia (NICTA)
  11  *               Copyright 2004-2006 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/kernel.h>
  33 #include <linux/platform_device.h>
  34 #include <linux/mtd/mtd.h>
  35 #include <linux/mtd/nand.h>
  36 #include <linux/mtd/partitions.h>
  37 #include <linux/mtd/plat-ram.h>
  38 #include <linux/mtd/physmap.h>
  39 #include <linux/spi/spi.h>
  40 #include <linux/spi/flash.h>
  41 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  42 #include <linux/usb/isp1362.h>
  43 #endif
  44 #include <linux/ata_platform.h>
  45 #include <linux/irq.h>
  46 #include <linux/interrupt.h>
  47 #include <linux/i2c.h>
  48 #include <linux/usb/sl811.h>
  49 #include <linux/spi/mmc_spi.h>
  50 #include <asm/dma.h>
  51 #include <asm/bfin5xx_spi.h>
  52 #include <asm/reboot.h>
  53 #include <asm/portmux.h>
  54 #include <asm/dpmc.h>
  55
  56 /*
  57  * Name the Board for the /proc/cpuinfo
  58  */
  59 const char bfin_board_name[] = "ADI BF537-STAMP";
  60
  61 /*
  62  *  Driver needs to know address, irq and flag pin.
  63  */
  64
  65 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
  66 #include <linux/usb/isp1760.h>
  67 static struct resource bfin_isp1760_resources[] = {
  68         [0] = {
  69                 .start  = 0x203C0000,
  70                 .end    = 0x203C0000 + 0x000fffff,
  71                 .flags  = IORESOURCE_MEM,
  72         },
  73         [1] = {
  74                 .start  = IRQ_PF7,
  75                 .end    = IRQ_PF7,
  76                 .flags  = IORESOURCE_IRQ,
  77         },
  78 };
  79
  80 static struct isp1760_platform_data isp1760_priv = {
  81         .is_isp1761 = 0,
  82         .port1_disable = 0,
  83         .bus_width_16 = 1,
  84         .port1_otg = 0,
  85         .analog_oc = 0,
  86         .dack_polarity_high = 0,
  87         .dreq_polarity_high = 0,
  88 };
  89
  90 static struct platform_device bfin_isp1760_device = {
  91         .name           = "isp1760-hcd",
  92         .id             = 0,
  93         .dev = {
  94                 .platform_data = &isp1760_priv,
  95         },
  96         .num_resources  = ARRAY_SIZE(bfin_isp1760_resources),
  97         .resource       = bfin_isp1760_resources,
  98 };
  99 #endif
 100
 101 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 102 #include <linux/input.h>
 103 #include <linux/gpio_keys.h>
 104
 105 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 106         {BTN_0, GPIO_PF2, 1, "gpio-keys: BTN0"},
 107         {BTN_1, GPIO_PF3, 1, "gpio-keys: BTN1"},
 108         {BTN_2, GPIO_PF4, 1, "gpio-keys: BTN2"},
 109         {BTN_3, GPIO_PF5, 1, "gpio-keys: BTN3"},
 110 };
 111
 112 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 113         .buttons        = bfin_gpio_keys_table,
 114         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 115 };
 116
 117 static struct platform_device bfin_device_gpiokeys = {
 118         .name      = "gpio-keys",
 119         .dev = {
 120                 .platform_data = &bfin_gpio_keys_data,
 121         },
 122 };
 123 #endif
 124
 125 static struct resource bfin_gpios_resources = {
 126         .start = 0,
 127         .end   = MAX_BLACKFIN_GPIOS - 1,
 128         .flags = IORESOURCE_IRQ,
 129 };
 130
 131 static struct platform_device bfin_gpios_device = {
 132         .name = "simple-gpio",
 133         .id = -1,
 134         .num_resources = 1,
 135         .resource = &bfin_gpios_resources,
 136 };
 137
 138 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 139 static struct resource bfin_pcmcia_cf_resources[] = {
 140         {
 141                 .start = 0x20310000, /* IO PORT */
 142                 .end = 0x20312000,
 143                 .flags = IORESOURCE_MEM,
 144         }, {
 145                 .start = 0x20311000, /* Attribute Memory */
 146                 .end = 0x20311FFF,
 147                 .flags = IORESOURCE_MEM,
 148         }, {
 149                 .start = IRQ_PF4,
 150                 .end = IRQ_PF4,
 151                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 152         }, {
 153                 .start = 6, /* Card Detect PF6 */
 154                 .end = 6,
 155                 .flags = IORESOURCE_IRQ,
 156         },
 157 };
 158
 159 static struct platform_device bfin_pcmcia_cf_device = {
 160         .name = "bfin_cf_pcmcia",
 161         .id = -1,
 162         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
 163         .resource = bfin_pcmcia_cf_resources,
 164 };
 165 #endif
 166
 167 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 168 static struct platform_device rtc_device = {
 169         .name = "rtc-bfin",
 170         .id   = -1,
 171 };
 172 #endif
 173
 174 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 175 static struct resource smc91x_resources[] = {
 176         {
 177                 .name = "smc91x-regs",
 178                 .start = 0x20300300,
 179                 .end = 0x20300300 + 16,
 180                 .flags = IORESOURCE_MEM,
 181         }, {
 182
 183                 .start = IRQ_PF7,
 184                 .end = IRQ_PF7,
 185                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 186         },
 187 };
 188 static struct platform_device smc91x_device = {
 189         .name = "smc91x",
 190         .id = 0,
 191         .num_resources = ARRAY_SIZE(smc91x_resources),
 192         .resource = smc91x_resources,
 193 };
 194 #endif
 195
 196 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 197 static struct resource dm9000_resources[] = {
 198         [0] = {
 199                 .start  = 0x203FB800,
 200                 .end    = 0x203FB800 + 8,
 201                 .flags  = IORESOURCE_MEM,
 202         },
 203         [1] = {
 204                 .start  = IRQ_PF9,
 205                 .end    = IRQ_PF9,
 206                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
 207         },
 208 };
 209
 210 static struct platform_device dm9000_device = {
 211         .name           = "dm9000",
 212         .id             = -1,
 213         .num_resources  = ARRAY_SIZE(dm9000_resources),
 214         .resource       = dm9000_resources,
 215 };
 216 #endif
 217
 218 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
 219 static struct resource ax88180_resources[] = {
 220         [0] = {
 221                 .start  = 0x20300000,
 222                 .end    = 0x20300000 + 0x8000,
 223                 .flags  = IORESOURCE_MEM,
 224         },
 225         [1] = {
 226                 .start  = IRQ_PF7,
 227                 .end    = IRQ_PF7,
 228                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL),
 229         },
 230 };
 231
 232 static struct platform_device ax88180_device = {
 233         .name           = "ax88180",
 234         .id             = -1,
 235         .num_resources  = ARRAY_SIZE(ax88180_resources),
 236         .resource       = ax88180_resources,
 237 };
 238 #endif
 239
 240 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 241 static struct resource sl811_hcd_resources[] = {
 242         {
 243                 .start = 0x20340000,
 244                 .end = 0x20340000,
 245                 .flags = IORESOURCE_MEM,
 246         }, {
 247                 .start = 0x20340004,
 248                 .end = 0x20340004,
 249                 .flags = IORESOURCE_MEM,
 250         }, {
 251                 .start = CONFIG_USB_SL811_BFIN_IRQ,
 252                 .end = CONFIG_USB_SL811_BFIN_IRQ,
 253                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 254         },
 255 };
 256
 257 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 258 void sl811_port_power(struct device *dev, int is_on)
 259 {
 260         gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
 261         gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
 262 }
 263 #endif
 264
 265 static struct sl811_platform_data sl811_priv = {
 266         .potpg = 10,
 267         .power = 250,       /* == 500mA */
 268 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 269         .port_power = &sl811_port_power,
 270 #endif
 271 };
 272
 273 static struct platform_device sl811_hcd_device = {
 274         .name = "sl811-hcd",
 275         .id = 0,
 276         .dev = {
 277                 .platform_data = &sl811_priv,
 278         },
 279         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
 280         .resource = sl811_hcd_resources,
 281 };
 282 #endif
 283
 284 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 285 static struct resource isp1362_hcd_resources[] = {
 286         {
 287                 .start = 0x20360000,
 288                 .end = 0x20360000,
 289                 .flags = IORESOURCE_MEM,
 290         }, {
 291                 .start = 0x20360004,
 292                 .end = 0x20360004,
 293                 .flags = IORESOURCE_MEM,
 294         }, {
 295                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 296                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 297                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 298         },
 299 };
 300
 301 static struct isp1362_platform_data isp1362_priv = {
 302         .sel15Kres = 1,
 303         .clknotstop = 0,
 304         .oc_enable = 0,
 305         .int_act_high = 0,
 306         .int_edge_triggered = 0,
 307         .remote_wakeup_connected = 0,
 308         .no_power_switching = 1,
 309         .power_switching_mode = 0,
 310 };
 311
 312 static struct platform_device isp1362_hcd_device = {
 313         .name = "isp1362-hcd",
 314         .id = 0,
 315         .dev = {
 316                 .platform_data = &isp1362_priv,
 317         },
 318         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 319         .resource = isp1362_hcd_resources,
 320 };
 321 #endif
 322
 323 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 324 static struct platform_device bfin_mac_device = {
 325         .name = "bfin_mac",
 326 };
 327 #endif
 328
 329 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 330 static struct resource net2272_bfin_resources[] = {
 331         {
 332                 .start = 0x20300000,
 333                 .end = 0x20300000 + 0x100,
 334                 .flags = IORESOURCE_MEM,
 335         }, {
 336                 .start = IRQ_PF7,
 337                 .end = IRQ_PF7,
 338                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 339         },
 340 };
 341
 342 static struct platform_device net2272_bfin_device = {
 343         .name = "net2272",
 344         .id = -1,
 345         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 346         .resource = net2272_bfin_resources,
 347 };
 348 #endif
 349
 350 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
 351 #ifdef CONFIG_MTD_PARTITIONS
 352 const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL };
 353
 354 static struct mtd_partition bfin_plat_nand_partitions[] = {
 355         {
 356                 .name   = "linux kernel(nand)",
 357                 .size   = 0x400000,
 358                 .offset = 0,
 359         }, {
 360                 .name   = "file system(nand)",
 361                 .size   = MTDPART_SIZ_FULL,
 362                 .offset = MTDPART_OFS_APPEND,
 363         },
 364 };
 365 #endif
 366
 367 #define BFIN_NAND_PLAT_CLE 2
 368 #define BFIN_NAND_PLAT_ALE 1
 369 static void bfin_plat_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
 370 {
 371         struct nand_chip *this = mtd->priv;
 372
 373         if (cmd == NAND_CMD_NONE)
 374                 return;
 375
 376         if (ctrl & NAND_CLE)
 377                 writeb(cmd, this->IO_ADDR_W + (1 << BFIN_NAND_PLAT_CLE));
 378         else
 379                 writeb(cmd, this->IO_ADDR_W + (1 << BFIN_NAND_PLAT_ALE));
 380 }
 381
 382 #define BFIN_NAND_PLAT_READY GPIO_PF3
 383 static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
 384 {
 385         return gpio_get_value(BFIN_NAND_PLAT_READY);
 386 }
 387
 388 static struct platform_nand_data bfin_plat_nand_data = {
 389         .chip = {
 390                 .chip_delay = 30,
 391 #ifdef CONFIG_MTD_PARTITIONS
 392                 .part_probe_types = part_probes,
 393                 .partitions = bfin_plat_nand_partitions,
 394                 .nr_partitions = ARRAY_SIZE(bfin_plat_nand_partitions),
 395 #endif
 396         },
 397         .ctrl = {
 398                 .cmd_ctrl  = bfin_plat_nand_cmd_ctrl,
 399                 .dev_ready = bfin_plat_nand_dev_ready,
 400         },
 401 };
 402
 403 #define MAX(x, y) (x > y ? x : y)
 404 static struct resource bfin_plat_nand_resources = {
 405         .start = 0x20212000,
 406         .end   = 0x20212000 + (1 << MAX(BFIN_NAND_PLAT_CLE, BFIN_NAND_PLAT_ALE)),
 407         .flags = IORESOURCE_IO,
 408 };
 409
 410 static struct platform_device bfin_async_nand_device = {
 411         .name = "gen_nand",
 412         .id = -1,
 413         .num_resources = 1,
 414         .resource = &bfin_plat_nand_resources,
 415         .dev = {
 416                 .platform_data = &bfin_plat_nand_data,
 417         },
 418 };
 419
 420 static void bfin_plat_nand_init(void)
 421 {
 422         gpio_request(BFIN_NAND_PLAT_READY, "bfin_nand_plat");
 423 }
 424 #else
 425 static void bfin_plat_nand_init(void) {}
 426 #endif
 427
 428 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 429 static struct mtd_partition stamp_partitions[] = {
 430         {
 431                 .name       = "bootloader(nor)",
 432                 .size       = 0x40000,
 433                 .offset     = 0,
 434         }, {
 435                 .name       = "linux kernel(nor)",
 436                 .size       = 0xE0000,
 437                 .offset     = MTDPART_OFS_APPEND,
 438         }, {
 439                 .name       = "file system(nor)",
 440                 .size       = 0x400000 - 0x40000 - 0xE0000 - 0x10000,
 441                 .offset     = MTDPART_OFS_APPEND,
 442         }, {
 443                 .name       = "MAC Address(nor)",
 444                 .size       = MTDPART_SIZ_FULL,
 445                 .offset     = 0x3F0000,
 446                 .mask_flags = MTD_WRITEABLE,
 447         }
 448 };
 449
 450 static struct physmap_flash_data stamp_flash_data = {
 451         .width      = 2,
 452         .parts      = stamp_partitions,
 453         .nr_parts   = ARRAY_SIZE(stamp_partitions),
 454 };
 455
 456 static struct resource stamp_flash_resource = {
 457         .start = 0x20000000,
 458         .end   = 0x203fffff,
 459         .flags = IORESOURCE_MEM,
 460 };
 461
 462 static struct platform_device stamp_flash_device = {
 463         .name          = "physmap-flash",
 464         .id            = 0,
 465         .dev = {
 466                 .platform_data = &stamp_flash_data,
 467         },
 468         .num_resources = 1,
 469         .resource      = &stamp_flash_resource,
 470 };
 471 #endif
 472
 473 #if defined(CONFIG_MTD_M25P80) \
 474         || defined(CONFIG_MTD_M25P80_MODULE)
 475 static struct mtd_partition bfin_spi_flash_partitions[] = {
 476         {
 477                 .name = "bootloader(spi)",
 478                 .size = 0x00040000,
 479                 .offset = 0,
 480                 .mask_flags = MTD_CAP_ROM
 481         }, {
 482                 .name = "linux kernel(spi)",
 483                 .size = 0xe0000,
 484                 .offset = MTDPART_OFS_APPEND,
 485         }, {
 486                 .name = "file system(spi)",
 487                 .size = MTDPART_SIZ_FULL,
 488                 .offset = MTDPART_OFS_APPEND,
 489         }
 490 };
 491
 492 static struct flash_platform_data bfin_spi_flash_data = {
 493         .name = "m25p80",
 494         .parts = bfin_spi_flash_partitions,
 495         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 496         /* .type = "m25p64", */
 497 };
 498
 499 /* SPI flash chip (m25p64) */
 500 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 501         .enable_dma = 0,         /* use dma transfer with this chip*/
 502         .bits_per_word = 8,
 503 };
 504 #endif
 505
 506 #if defined(CONFIG_SPI_ADC_BF533) \
 507         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 508 /* SPI ADC chip */
 509 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 510         .enable_dma = 1,         /* use dma transfer with this chip*/
 511         .bits_per_word = 16,
 512 };
 513 #endif
 514
 515 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 516         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 517 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 518         .enable_dma = 0,
 519         .bits_per_word = 16,
 520 };
 521 #endif
 522
 523 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 524 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 525         .enable_dma = 0,
 526         .bits_per_word = 16,
 527 };
 528 #endif
 529
 530 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 531 #define MMC_SPI_CARD_DETECT_INT IRQ_PF5
 532
 533 static int bfin_mmc_spi_init(struct device *dev,
 534         irqreturn_t (*detect_int)(int, void *), void *data)
 535 {
 536         return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
 537                 IRQF_TRIGGER_FALLING, "mmc-spi-detect", data);
 538 }
 539
 540 static void bfin_mmc_spi_exit(struct device *dev, void *data)
 541 {
 542         free_irq(MMC_SPI_CARD_DETECT_INT, data);
 543 }
 544
 545 static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
 546         .init = bfin_mmc_spi_init,
 547         .exit = bfin_mmc_spi_exit,
 548         .detect_delay = 100, /* msecs */
 549 };
 550
 551 static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
 552         .enable_dma = 0,
 553         .bits_per_word = 8,
 554 };
 555 #endif
 556
 557 #if defined(CONFIG_PBX)
 558 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
 559         .ctl_reg        = 0x4, /* send zero */
 560         .enable_dma     = 0,
 561         .bits_per_word  = 8,
 562         .cs_change_per_word = 1,
 563 };
 564 #endif
 565
 566 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 567 #include <linux/spi/ad7877.h>
 568 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 569         .enable_dma = 0,
 570         .bits_per_word = 16,
 571 };
 572
 573 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 574         .model                  = 7877,
 575         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 576         .x_plate_ohms           = 419,
 577         .y_plate_ohms           = 486,
 578         .pressure_max           = 1000,
 579         .pressure_min           = 0,
 580         .stopacq_polarity       = 1,
 581         .first_conversion_delay = 3,
 582         .acquisition_time       = 1,
 583         .averaging              = 1,
 584         .pen_down_acc_interval  = 1,
 585 };
 586 #endif
 587
 588 #if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
 589 #include <linux/spi/ad7879.h>
 590 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
 591         .model                  = 7879, /* Model = AD7879 */
 592         .x_plate_ohms           = 620,  /* 620 Ohm from the touch datasheet */
 593         .pressure_max           = 10000,
 594         .pressure_min           = 0,
 595         .first_conversion_delay = 3,    /* wait 512us before do a first conversion */
 596         .acquisition_time       = 1,    /* 4us acquisition time per sample */
 597         .median                 = 2,    /* do 8 measurements */
 598         .averaging              = 1,    /* take the average of 4 middle samples */
 599         .pen_down_acc_interval  = 255,  /* 9.4 ms */
 600         .gpio_output            = 1,    /* configure AUX/VBAT/GPIO as GPIO output */
 601         .gpio_default           = 1,    /* During initialization set GPIO = HIGH */
 602 };
 603 #endif
 604
 605 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
 606 static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
 607         .enable_dma = 0,
 608         .bits_per_word = 16,
 609 };
 610 #endif
 611
 612 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 613 static struct bfin5xx_spi_chip spidev_chip_info = {
 614         .enable_dma = 0,
 615         .bits_per_word = 8,
 616 };
 617 #endif
 618
 619 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
 620 static struct bfin5xx_spi_chip lq035q1_spi_chip_info = {
 621         .enable_dma     = 0,
 622         .bits_per_word  = 8,
 623 };
 624 #endif
 625
 626 #if defined(CONFIG_MTD_DATAFLASH) \
 627         || defined(CONFIG_MTD_DATAFLASH_MODULE)
 628
 629 static struct mtd_partition bfin_spi_dataflash_partitions[] = {
 630         {
 631                 .name = "bootloader(spi)",
 632                 .size = 0x00040000,
 633                 .offset = 0,
 634                 .mask_flags = MTD_CAP_ROM
 635         }, {
 636                 .name = "linux kernel(spi)",
 637                 .size = 0xe0000,
 638                 .offset = MTDPART_OFS_APPEND,
 639         }, {
 640                 .name = "file system(spi)",
 641                 .size = MTDPART_SIZ_FULL,
 642                 .offset = MTDPART_OFS_APPEND,
 643         }
 644 };
 645
 646 static struct flash_platform_data bfin_spi_dataflash_data = {
 647         .name = "SPI Dataflash",
 648         .parts = bfin_spi_dataflash_partitions,
 649         .nr_parts = ARRAY_SIZE(bfin_spi_dataflash_partitions),
 650 };
 651
 652 /* DataFlash chip */
 653 static struct bfin5xx_spi_chip data_flash_chip_info = {
 654         .enable_dma = 0,         /* use dma transfer with this chip*/
 655         .bits_per_word = 8,
 656 };
 657 #endif
 658
 659 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 660 #if defined(CONFIG_MTD_M25P80) \
 661         || defined(CONFIG_MTD_M25P80_MODULE)
 662         {
 663                 /* the modalias must be the same as spi device driver name */
 664                 .modalias = "m25p80", /* Name of spi_driver for this device */
 665                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 666                 .bus_num = 0, /* Framework bus number */
 667                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 668                 .platform_data = &bfin_spi_flash_data,
 669                 .controller_data = &spi_flash_chip_info,
 670                 .mode = SPI_MODE_3,
 671         },
 672 #endif
 673 #if defined(CONFIG_MTD_DATAFLASH) \
 674         || defined(CONFIG_MTD_DATAFLASH_MODULE)
 675         {       /* DataFlash chip */
 676                 .modalias = "mtd_dataflash",
 677                 .max_speed_hz = 33250000,     /* max spi clock (SCK) speed in HZ */
 678                 .bus_num = 0, /* Framework bus number */
 679                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 680                 .platform_data = &bfin_spi_dataflash_data,
 681                 .controller_data = &data_flash_chip_info,
 682                 .mode = SPI_MODE_3,
 683         },
 684 #endif
 685 #if defined(CONFIG_SPI_ADC_BF533) \
 686         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 687         {
 688                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 689                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 690                 .bus_num = 0, /* Framework bus number */
 691                 .chip_select = 1, /* Framework chip select. */
 692                 .platform_data = NULL, /* No spi_driver specific config */
 693                 .controller_data = &spi_adc_chip_info,
 694         },
 695 #endif
 696
 697 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 698         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 699         {
 700                 .modalias = "ad1836-spi",
 701                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 702                 .bus_num = 0,
 703                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 704                 .controller_data = &ad1836_spi_chip_info,
 705         },
 706 #endif
 707 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 708         {
 709                 .modalias = "ad9960-spi",
 710                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 711                 .bus_num = 0,
 712                 .chip_select = 1,
 713                 .controller_data = &ad9960_spi_chip_info,
 714         },
 715 #endif
 716 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 717         {
 718                 .modalias = "mmc_spi",
 719                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 720                 .bus_num = 0,
 721                 .chip_select = 4,
 722                 .platform_data = &bfin_mmc_spi_pdata,
 723                 .controller_data = &mmc_spi_chip_info,
 724                 .mode = SPI_MODE_3,
 725         },
 726 #endif
 727 #if defined(CONFIG_PBX)
 728         {
 729                 .modalias = "fxs-spi",
 730                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 731                 .bus_num = 0,
 732                 .chip_select = 8 - CONFIG_J11_JUMPER,
 733                 .controller_data = &spi_si3xxx_chip_info,
 734                 .mode = SPI_MODE_3,
 735         },
 736         {
 737                 .modalias = "fxo-spi",
 738                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 739                 .bus_num = 0,
 740                 .chip_select = 8 - CONFIG_J19_JUMPER,
 741                 .controller_data = &spi_si3xxx_chip_info,
 742                 .mode = SPI_MODE_3,
 743         },
 744 #endif
 745 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 746         {
 747                 .modalias               = "ad7877",
 748                 .platform_data          = &bfin_ad7877_ts_info,
 749                 .irq                    = IRQ_PF6,
 750                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
 751                 .bus_num        = 0,
 752                 .chip_select  = 1,
 753                 .controller_data = &spi_ad7877_chip_info,
 754         },
 755 #endif
 756 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
 757         {
 758                 .modalias = "ad7879",
 759                 .platform_data = &bfin_ad7879_ts_info,
 760                 .irq = IRQ_PF7,
 761                 .max_speed_hz = 5000000,     /* max spi clock (SCK) speed in HZ */
 762                 .bus_num = 0,
 763                 .chip_select = 1,
 764                 .controller_data = &spi_ad7879_chip_info,
 765                 .mode = SPI_CPHA | SPI_CPOL,
 766         },
 767 #endif
 768 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 769         {
 770                 .modalias = "spidev",
 771                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 772                 .bus_num = 0,
 773                 .chip_select = 1,
 774                 .controller_data = &spidev_chip_info,
 775         },
 776 #endif
 777 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
 778         {
 779                 .modalias = "bfin-lq035q1-spi",
 780                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 781                 .bus_num = 0,
 782                 .chip_select = 2,
 783                 .controller_data = &lq035q1_spi_chip_info,
 784                 .mode = SPI_CPHA | SPI_CPOL,
 785         },
 786 #endif
 787 };
 788
 789 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 790 /* SPI controller data */
 791 static struct bfin5xx_spi_master bfin_spi0_info = {
 792         .num_chipselect = 8,
 793         .enable_dma = 1,  /* master has the ability to do dma transfer */
 794         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 795 };
 796
 797 /* SPI (0) */
 798 static struct resource bfin_spi0_resource[] = {
 799         [0] = {
 800                 .start = SPI0_REGBASE,
 801                 .end   = SPI0_REGBASE + 0xFF,
 802                 .flags = IORESOURCE_MEM,
 803                 },
 804         [1] = {
 805                 .start = CH_SPI,
 806                 .end   = CH_SPI,
 807                 .flags = IORESOURCE_IRQ,
 808         },
 809 };
 810
 811 static struct platform_device bfin_spi0_device = {
 812         .name = "bfin-spi",
 813         .id = 0, /* Bus number */
 814         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 815         .resource = bfin_spi0_resource,
 816         .dev = {
 817                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 818         },
 819 };
 820 #endif  /* spi master and devices */
 821
 822 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 823 static struct platform_device bfin_fb_device = {
 824         .name = "bf537-lq035",
 825 };
 826 #endif
 827
 828 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 829 static struct platform_device bfin_fb_adv7393_device = {
 830         .name = "bfin-adv7393",
 831 };
 832 #endif
 833
 834 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
 835 #include <asm/bfin-lq035q1.h>
 836
 837 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
 838         .mode =         LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
 839         .use_bl =       0,      /* let something else control the LCD Blacklight */
 840         .gpio_bl =      GPIO_PF7,
 841 };
 842
 843 static struct resource bfin_lq035q1_resources[] = {
 844         {
 845                 .start = IRQ_PPI_ERROR,
 846                 .end = IRQ_PPI_ERROR,
 847                 .flags = IORESOURCE_IRQ,
 848         },
 849 };
 850
 851 static struct platform_device bfin_lq035q1_device = {
 852         .name           = "bfin-lq035q1",
 853         .id             = -1,
 854         .num_resources  = ARRAY_SIZE(bfin_lq035q1_resources),
 855         .resource       = bfin_lq035q1_resources,
 856         .dev            = {
 857                 .platform_data = &bfin_lq035q1_data,
 858         },
 859 };
 860 #endif
 861
 862 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 863 static struct resource bfin_uart_resources[] = {
 864 #ifdef CONFIG_SERIAL_BFIN_UART0
 865         {
 866                 .start = 0xFFC00400,
 867                 .end = 0xFFC004FF,
 868                 .flags = IORESOURCE_MEM,
 869         },
 870 #endif
 871 #ifdef CONFIG_SERIAL_BFIN_UART1
 872         {
 873                 .start = 0xFFC02000,
 874                 .end = 0xFFC020FF,
 875                 .flags = IORESOURCE_MEM,
 876         },
 877 #endif
 878 };
 879
 880 static struct platform_device bfin_uart_device = {
 881         .name = "bfin-uart",
 882         .id = 1,
 883         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 884         .resource = bfin_uart_resources,
 885 };
 886 #endif
 887
 888 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 889 static struct resource bfin_sir_resources[] = {
 890 #ifdef CONFIG_BFIN_SIR0
 891         {
 892                 .start = 0xFFC00400,
 893                 .end = 0xFFC004FF,
 894                 .flags = IORESOURCE_MEM,
 895         },
 896 #endif
 897 #ifdef CONFIG_BFIN_SIR1
 898         {
 899                 .start = 0xFFC02000,
 900                 .end = 0xFFC020FF,
 901                 .flags = IORESOURCE_MEM,
 902         },
 903 #endif
 904 };
 905
 906 static struct platform_device bfin_sir_device = {
 907         .name = "bfin_sir",
 908         .id = 0,
 909         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 910         .resource = bfin_sir_resources,
 911 };
 912 #endif
 913
 914 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 915 static struct resource bfin_twi0_resource[] = {
 916         [0] = {
 917                 .start = TWI0_REGBASE,
 918                 .end   = TWI0_REGBASE,
 919                 .flags = IORESOURCE_MEM,
 920         },
 921         [1] = {
 922                 .start = IRQ_TWI,
 923                 .end   = IRQ_TWI,
 924                 .flags = IORESOURCE_IRQ,
 925         },
 926 };
 927
 928 static struct platform_device i2c_bfin_twi_device = {
 929         .name = "i2c-bfin-twi",
 930         .id = 0,
 931         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 932         .resource = bfin_twi0_resource,
 933 };
 934 #endif
 935
 936 #ifdef CONFIG_I2C_BOARDINFO
 937 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 938 #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE)
 939         {
 940                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
 941                 .irq = IRQ_PF5,
 942         },
 943 #endif
 944 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
 945         {
 946                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 947         },
 948 #endif
 949 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
 950         {
 951                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 952                 .irq = IRQ_PG6,
 953         },
 954 #endif
 955 #if defined(CONFIG_TOUCHSCREEN_AD7879_I2C) || defined(CONFIG_TOUCHSCREEN_AD7879_I2C_MODULE)
 956         {
 957                 I2C_BOARD_INFO("ad7879", 0x2F),
 958                 .irq = IRQ_PG5,
 959                 .platform_data = (void *)&bfin_ad7879_ts_info,
 960         },
 961 #endif
 962 };
 963 #endif
 964
 965 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 966 static struct platform_device bfin_sport0_uart_device = {
 967         .name = "bfin-sport-uart",
 968         .id = 0,
 969 };
 970
 971 static struct platform_device bfin_sport1_uart_device = {
 972         .name = "bfin-sport-uart",
 973         .id = 1,
 974 };
 975 #endif
 976
 977 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 978 #define PATA_INT        IRQ_PF5
 979
 980 static struct pata_platform_info bfin_pata_platform_data = {
 981         .ioport_shift = 1,
 982         .irq_flags = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 983 };
 984
 985 static struct resource bfin_pata_resources[] = {
 986         {
 987                 .start = 0x20314020,
 988                 .end = 0x2031403F,
 989                 .flags = IORESOURCE_MEM,
 990         },
 991         {
 992                 .start = 0x2031401C,
 993                 .end = 0x2031401F,
 994                 .flags = IORESOURCE_MEM,
 995         },
 996         {
 997                 .start = PATA_INT,
 998                 .end = PATA_INT,
 999                 .flags = IORESOURCE_IRQ,
1000         },
1001 };
1002
1003 static struct platform_device bfin_pata_device = {
1004         .name = "pata_platform",
1005         .id = -1,
1006         .num_resources = ARRAY_SIZE(bfin_pata_resources),
1007         .resource = bfin_pata_resources,
1008         .dev = {
1009                 .platform_data = &bfin_pata_platform_data,
1010         }
1011 };
1012 #endif
1013
1014 static const unsigned int cclk_vlev_datasheet[] =
1015 {
1016         VRPAIR(VLEV_085, 250000000),
1017         VRPAIR(VLEV_090, 376000000),
1018         VRPAIR(VLEV_095, 426000000),
1019         VRPAIR(VLEV_100, 426000000),
1020         VRPAIR(VLEV_105, 476000000),
1021         VRPAIR(VLEV_110, 476000000),
1022         VRPAIR(VLEV_115, 476000000),
1023         VRPAIR(VLEV_120, 500000000),
1024         VRPAIR(VLEV_125, 533000000),
1025         VRPAIR(VLEV_130, 600000000),
1026 };
1027
1028 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
1029         .tuple_tab = cclk_vlev_datasheet,
1030         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
1031         .vr_settling_time = 25 /* us */,
1032 };
1033
1034 static struct platform_device bfin_dpmc = {
1035         .name = "bfin dpmc",
1036         .dev = {
1037                 .platform_data = &bfin_dmpc_vreg_data,
1038         },
1039 };
1040
1041 static struct platform_device *stamp_devices[] __initdata = {
1042
1043         &bfin_dpmc,
1044
1045 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
1046         &bfin_pcmcia_cf_device,
1047 #endif
1048
1049 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
1050         &rtc_device,
1051 #endif
1052
1053 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
1054         &sl811_hcd_device,
1055 #endif
1056
1057 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
1058         &isp1362_hcd_device,
1059 #endif
1060
1061 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
1062         &bfin_isp1760_device,
1063 #endif
1064
1065 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
1066         &smc91x_device,
1067 #endif
1068
1069 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
1070         &dm9000_device,
1071 #endif
1072
1073 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
1074         &ax88180_device,
1075 #endif
1076
1077 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
1078         &bfin_mac_device,
1079 #endif
1080
1081 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
1082         &net2272_bfin_device,
1083 #endif
1084
1085 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
1086         &bfin_spi0_device,
1087 #endif
1088
1089 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
1090         &bfin_fb_device,
1091 #endif
1092
1093 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
1094         &bfin_lq035q1_device,
1095 #endif
1096
1097 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
1098         &bfin_fb_adv7393_device,
1099 #endif
1100
1101 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
1102         &bfin_uart_device,
1103 #endif
1104
1105 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
1106         &bfin_sir_device,
1107 #endif
1108
1109 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
1110         &i2c_bfin_twi_device,
1111 #endif
1112
1113 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
1114         &bfin_sport0_uart_device,
1115         &bfin_sport1_uart_device,
1116 #endif
1117
1118 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
1119         &bfin_pata_device,
1120 #endif
1121
1122 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
1123         &bfin_device_gpiokeys,
1124 #endif
1125
1126         &bfin_gpios_device,
1127
1128 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
1129         &bfin_async_nand_device,
1130 #endif
1131
1132 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
1133         &stamp_flash_device,
1134 #endif
1135 };
1136
1137 static int __init stamp_init(void)
1138 {
1139         printk(KERN_INFO "%s(): registering device resources\n", __func__);
1140
1141 #ifdef CONFIG_I2C_BOARDINFO
1142         i2c_register_board_info(0, bfin_i2c_board_info,
1143                                 ARRAY_SIZE(bfin_i2c_board_info));
1144 #endif
1145
1146         bfin_plat_nand_init();
1147         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
1148         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
1149
1150 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
1151         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
1152 #endif
1153
1154         return 0;
1155 }
1156
1157 arch_initcall(stamp_init);
1158
1159 void native_machine_restart(char *cmd)
1160 {
1161         /* workaround reboot hang when booting from SPI */
1162         if ((bfin_read_SYSCR() & 0x7) == 0x3)
1163                 bfin_gpio_reset_spi0_ssel1();
1164 }
1165
1166 /*
1167  * Currently the MAC address is saved in Flash by U-Boot
1168  */
1169 #define FLASH_MAC       0x203f0000
1170 void bfin_get_ether_addr(char *addr)
1171 {
1172         *(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC);
1173         *(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4);
1174 }
1175 EXPORT_SYMBOL(bfin_get_ether_addr);