arch/blackfin/mach-bf518/boards/ezbrd.c

   1 /*
   2  * File:         arch/blackfin/mach-bf518/boards/ezbrd.c
   3  * Based on:     arch/blackfin/mach-bf527/boards/ezbrd.c
   4  * Author:       Bryan Wu <cooloney@kernel.org>
   5  *
   6  * Created:
   7  * Description:
   8  *
   9  * Modified:
  10  *               Copyright 2005 National ICT Australia (NICTA)
  11  *               Copyright 2004-2008 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
  39 #include <linux/i2c.h>
  40 #include <linux/irq.h>
  41 #include <linux/interrupt.h>
  42 #include <asm/dma.h>
  43 #include <asm/bfin5xx_spi.h>
  44 #include <asm/reboot.h>
  45 #include <asm/portmux.h>
  46 #include <asm/dpmc.h>
  47 #include <asm/bfin_sdh.h>
  48 #include <linux/spi/ad7877.h>
  49 #include <net/dsa.h>
  50
  51 /*
  52  * Name the Board for the /proc/cpuinfo
  53  */
  54 const char bfin_board_name[] = "ADI BF518F-EZBRD";
  55
  56 /*
  57  *  Driver needs to know address, irq and flag pin.
  58  */
  59
  60 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
  61 static struct mtd_partition ezbrd_partitions[] = {
  62         {
  63                 .name       = "bootloader(nor)",
  64                 .size       = 0x40000,
  65                 .offset     = 0,
  66         }, {
  67                 .name       = "linux kernel(nor)",
  68                 .size       = 0x1C0000,
  69                 .offset     = MTDPART_OFS_APPEND,
  70         }, {
  71                 .name       = "file system(nor)",
  72                 .size       = MTDPART_SIZ_FULL,
  73                 .offset     = MTDPART_OFS_APPEND,
  74         }
  75 };
  76
  77 static struct physmap_flash_data ezbrd_flash_data = {
  78         .width      = 2,
  79         .parts      = ezbrd_partitions,
  80         .nr_parts   = ARRAY_SIZE(ezbrd_partitions),
  81 };
  82
  83 static struct resource ezbrd_flash_resource = {
  84         .start = 0x20000000,
  85 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  86         .end   = 0x202fffff,
  87 #else
  88         .end   = 0x203fffff,
  89 #endif
  90         .flags = IORESOURCE_MEM,
  91 };
  92
  93 static struct platform_device ezbrd_flash_device = {
  94         .name          = "physmap-flash",
  95         .id            = 0,
  96         .dev = {
  97                 .platform_data = &ezbrd_flash_data,
  98         },
  99         .num_resources = 1,
 100         .resource      = &ezbrd_flash_resource,
 101 };
 102 #endif
 103
 104 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 105 static struct platform_device rtc_device = {
 106         .name = "rtc-bfin",
 107         .id   = -1,
 108 };
 109 #endif
 110
 111 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 112 static struct platform_device bfin_mii_bus = {
 113         .name = "bfin_mii_bus",
 114 };
 115
 116 static struct platform_device bfin_mac_device = {
 117         .name = "bfin_mac",
 118         .dev.platform_data = &bfin_mii_bus,
 119 };
 120
 121 #if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
 122 static struct dsa_chip_data ksz8893m_switch_chip_data = {
 123         .mii_bus = &bfin_mii_bus.dev,
 124         .port_names = {
 125                 NULL,
 126                 "eth%d",
 127                 "eth%d",
 128                 "cpu",
 129         },
 130 };
 131 static struct dsa_platform_data ksz8893m_switch_data = {
 132         .nr_chips = 1,
 133         .netdev = &bfin_mac_device.dev,
 134         .chip = &ksz8893m_switch_chip_data,
 135 };
 136
 137 static struct platform_device ksz8893m_switch_device = {
 138         .name           = "dsa",
 139         .id             = 0,
 140         .num_resources  = 0,
 141         .dev.platform_data = &ksz8893m_switch_data,
 142 };
 143 #endif
 144 #endif
 145
 146 #if defined(CONFIG_MTD_M25P80) \
 147         || defined(CONFIG_MTD_M25P80_MODULE)
 148 static struct mtd_partition bfin_spi_flash_partitions[] = {
 149         {
 150                 .name = "bootloader(spi)",
 151                 .size = 0x00040000,
 152                 .offset = 0,
 153                 .mask_flags = MTD_CAP_ROM
 154         }, {
 155                 .name = "linux kernel(spi)",
 156                 .size = MTDPART_SIZ_FULL,
 157                 .offset = MTDPART_OFS_APPEND,
 158         }
 159 };
 160
 161 static struct flash_platform_data bfin_spi_flash_data = {
 162         .name = "m25p80",
 163         .parts = bfin_spi_flash_partitions,
 164         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 165         .type = "m25p16",
 166 };
 167
 168 /* SPI flash chip (m25p64) */
 169 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 170         .enable_dma = 0,         /* use dma transfer with this chip*/
 171         .bits_per_word = 8,
 172 };
 173 #endif
 174
 175 #if defined(CONFIG_BFIN_SPI_ADC) \
 176         || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 177 /* SPI ADC chip */
 178 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 179         .enable_dma = 1,         /* use dma transfer with this chip*/
 180         .bits_per_word = 16,
 181 };
 182 #endif
 183
 184 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 185 #if defined(CONFIG_NET_DSA_KSZ8893M) \
 186         || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
 187 /* SPI SWITCH CHIP */
 188 static struct bfin5xx_spi_chip spi_switch_info = {
 189         .enable_dma = 0,
 190         .bits_per_word = 8,
 191 };
 192 #endif
 193 #endif
 194
 195 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 196 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 197         .enable_dma = 0,
 198         .bits_per_word = 8,
 199 };
 200 #endif
 201
 202 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 203 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 204         .enable_dma = 0,
 205         .bits_per_word = 16,
 206 };
 207
 208 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 209         .model                  = 7877,
 210         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 211         .x_plate_ohms           = 419,
 212         .y_plate_ohms           = 486,
 213         .pressure_max           = 1000,
 214         .pressure_min           = 0,
 215         .stopacq_polarity       = 1,
 216         .first_conversion_delay = 3,
 217         .acquisition_time       = 1,
 218         .averaging              = 1,
 219         .pen_down_acc_interval  = 1,
 220 };
 221 #endif
 222
 223 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
 224          && defined(CONFIG_SND_SOC_WM8731_SPI)
 225 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
 226         .enable_dma = 0,
 227         .bits_per_word = 16,
 228 };
 229 #endif
 230
 231 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 232 static struct bfin5xx_spi_chip spidev_chip_info = {
 233         .enable_dma = 0,
 234         .bits_per_word = 8,
 235 };
 236 #endif
 237
 238 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 239 #if defined(CONFIG_MTD_M25P80) \
 240         || defined(CONFIG_MTD_M25P80_MODULE)
 241         {
 242                 /* the modalias must be the same as spi device driver name */
 243                 .modalias = "m25p80", /* Name of spi_driver for this device */
 244                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 245                 .bus_num = 0, /* Framework bus number */
 246                 .chip_select = 2, /* On BF518F-EZBRD it's SPI0_SSEL2 */
 247                 .platform_data = &bfin_spi_flash_data,
 248                 .controller_data = &spi_flash_chip_info,
 249                 .mode = SPI_MODE_3,
 250         },
 251 #endif
 252
 253 #if defined(CONFIG_BFIN_SPI_ADC) \
 254         || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 255         {
 256                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 257                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 258                 .bus_num = 0, /* Framework bus number */
 259                 .chip_select = 1, /* Framework chip select. */
 260                 .platform_data = NULL, /* No spi_driver specific config */
 261                 .controller_data = &spi_adc_chip_info,
 262         },
 263 #endif
 264
 265 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 266 #if defined(CONFIG_NET_DSA_KSZ8893M) \
 267         || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
 268         {
 269                 .modalias = "ksz8893m",
 270                 .max_speed_hz = 5000000,
 271                 .bus_num = 0,
 272                 .chip_select = 1,
 273                 .platform_data = NULL,
 274                 .controller_data = &spi_switch_info,
 275                 .mode = SPI_MODE_3,
 276         },
 277 #endif
 278 #endif
 279
 280 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 281         {
 282                 .modalias = "mmc_spi",
 283                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 284                 .bus_num = 0,
 285                 .chip_select = 5,
 286                 .controller_data = &mmc_spi_chip_info,
 287                 .mode = SPI_MODE_3,
 288         },
 289 #endif
 290 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 291         {
 292                 .modalias               = "ad7877",
 293                 .platform_data          = &bfin_ad7877_ts_info,
 294                 .irq                    = IRQ_PF8,
 295                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
 296                 .bus_num        = 0,
 297                 .chip_select  = 2,
 298                 .controller_data = &spi_ad7877_chip_info,
 299         },
 300 #endif
 301 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
 302          && defined(CONFIG_SND_SOC_WM8731_SPI)
 303         {
 304                 .modalias       = "wm8731",
 305                 .max_speed_hz   = 3125000,     /* max spi clock (SCK) speed in HZ */
 306                 .bus_num        = 0,
 307                 .chip_select    = 5,
 308                 .controller_data = &spi_wm8731_chip_info,
 309                 .mode = SPI_MODE_0,
 310         },
 311 #endif
 312 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 313         {
 314                 .modalias = "spidev",
 315                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 316                 .bus_num = 0,
 317                 .chip_select = 1,
 318                 .controller_data = &spidev_chip_info,
 319         },
 320 #endif
 321 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
 322         {
 323                 .modalias = "bfin-lq035q1-spi",
 324                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 325                 .bus_num = 0,
 326                 .chip_select = 1,
 327                 .controller_data = &lq035q1_spi_chip_info,
 328                 .mode = SPI_CPHA | SPI_CPOL,
 329         },
 330 #endif
 331 };
 332
 333 /* SPI controller data */
 334 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 335 /* SPI (0) */
 336 static struct bfin5xx_spi_master bfin_spi0_info = {
 337         .num_chipselect = 5,
 338         .enable_dma = 1,  /* master has the ability to do dma transfer */
 339         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 340 };
 341
 342 static struct resource bfin_spi0_resource[] = {
 343         [0] = {
 344                 .start = SPI0_REGBASE,
 345                 .end   = SPI0_REGBASE + 0xFF,
 346                 .flags = IORESOURCE_MEM,
 347                 },
 348         [1] = {
 349                 .start = CH_SPI0,
 350                 .end   = CH_SPI0,
 351                 .flags = IORESOURCE_DMA,
 352         },
 353         [2] = {
 354                 .start = IRQ_SPI0,
 355                 .end   = IRQ_SPI0,
 356                 .flags = IORESOURCE_IRQ,
 357         },
 358 };
 359
 360 static struct platform_device bfin_spi0_device = {
 361         .name = "bfin-spi",
 362         .id = 0, /* Bus number */
 363         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 364         .resource = bfin_spi0_resource,
 365         .dev = {
 366                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 367         },
 368 };
 369
 370 /* SPI (1) */
 371 static struct bfin5xx_spi_master bfin_spi1_info = {
 372         .num_chipselect = 5,
 373         .enable_dma = 1,  /* master has the ability to do dma transfer */
 374         .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
 375 };
 376
 377 static struct resource bfin_spi1_resource[] = {
 378         [0] = {
 379                 .start = SPI1_REGBASE,
 380                 .end   = SPI1_REGBASE + 0xFF,
 381                 .flags = IORESOURCE_MEM,
 382                 },
 383         [1] = {
 384                 .start = CH_SPI1,
 385                 .end   = CH_SPI1,
 386                 .flags = IORESOURCE_DMA,
 387         },
 388         [2] = {
 389                 .start = IRQ_SPI1,
 390                 .end   = IRQ_SPI1,
 391                 .flags = IORESOURCE_IRQ,
 392         },
 393 };
 394
 395 static struct platform_device bfin_spi1_device = {
 396         .name = "bfin-spi",
 397         .id = 1, /* Bus number */
 398         .num_resources = ARRAY_SIZE(bfin_spi1_resource),
 399         .resource = bfin_spi1_resource,
 400         .dev = {
 401                 .platform_data = &bfin_spi1_info, /* Passed to driver */
 402         },
 403 };
 404 #endif  /* spi master and devices */
 405
 406 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 407 static struct resource bfin_uart_resources[] = {
 408 #ifdef CONFIG_SERIAL_BFIN_UART0
 409         {
 410                 .start = 0xFFC00400,
 411                 .end = 0xFFC004FF,
 412                 .flags = IORESOURCE_MEM,
 413         },
 414 #endif
 415 #ifdef CONFIG_SERIAL_BFIN_UART1
 416         {
 417                 .start = 0xFFC02000,
 418                 .end = 0xFFC020FF,
 419                 .flags = IORESOURCE_MEM,
 420         },
 421 #endif
 422 };
 423
 424 static struct platform_device bfin_uart_device = {
 425         .name = "bfin-uart",
 426         .id = 1,
 427         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 428         .resource = bfin_uart_resources,
 429 };
 430 #endif
 431
 432 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 433 #ifdef CONFIG_BFIN_SIR0
 434 static struct resource bfin_sir0_resources[] = {
 435         {
 436                 .start = 0xFFC00400,
 437                 .end = 0xFFC004FF,
 438                 .flags = IORESOURCE_MEM,
 439         },
 440         {
 441                 .start = IRQ_UART0_RX,
 442                 .end = IRQ_UART0_RX+1,
 443                 .flags = IORESOURCE_IRQ,
 444         },
 445         {
 446                 .start = CH_UART0_RX,
 447                 .end = CH_UART0_RX+1,
 448                 .flags = IORESOURCE_DMA,
 449         },
 450 };
 451
 452 static struct platform_device bfin_sir0_device = {
 453         .name = "bfin_sir",
 454         .id = 0,
 455         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 456         .resource = bfin_sir0_resources,
 457 };
 458 #endif
 459 #ifdef CONFIG_BFIN_SIR1
 460 static struct resource bfin_sir1_resources[] = {
 461         {
 462                 .start = 0xFFC02000,
 463                 .end = 0xFFC020FF,
 464                 .flags = IORESOURCE_MEM,
 465         },
 466         {
 467                 .start = IRQ_UART1_RX,
 468                 .end = IRQ_UART1_RX+1,
 469                 .flags = IORESOURCE_IRQ,
 470         },
 471         {
 472                 .start = CH_UART1_RX,
 473                 .end = CH_UART1_RX+1,
 474                 .flags = IORESOURCE_DMA,
 475         },
 476 };
 477
 478 static struct platform_device bfin_sir1_device = {
 479         .name = "bfin_sir",
 480         .id = 1,
 481         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
 482         .resource = bfin_sir1_resources,
 483 };
 484 #endif
 485 #endif
 486
 487 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 488 static struct resource bfin_twi0_resource[] = {
 489         [0] = {
 490                 .start = TWI0_REGBASE,
 491                 .end   = TWI0_REGBASE,
 492                 .flags = IORESOURCE_MEM,
 493         },
 494         [1] = {
 495                 .start = IRQ_TWI,
 496                 .end   = IRQ_TWI,
 497                 .flags = IORESOURCE_IRQ,
 498         },
 499 };
 500
 501 static struct platform_device i2c_bfin_twi_device = {
 502         .name = "i2c-bfin-twi",
 503         .id = 0,
 504         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 505         .resource = bfin_twi0_resource,
 506 };
 507 #endif
 508
 509 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 510 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
 511         {
 512                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 513         },
 514 #endif
 515 #if defined(CONFIG_INPUT_PCF8574) || defined(CONFIG_INPUT_PCF8574_MODULE)
 516         {
 517                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 518                 .irq = IRQ_PF8,
 519         },
 520 #endif
 521 };
 522
 523 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 524 static struct platform_device bfin_sport0_uart_device = {
 525         .name = "bfin-sport-uart",
 526         .id = 0,
 527 };
 528
 529 static struct platform_device bfin_sport1_uart_device = {
 530         .name = "bfin-sport-uart",
 531         .id = 1,
 532 };
 533 #endif
 534
 535 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 536 #include <linux/input.h>
 537 #include <linux/gpio_keys.h>
 538
 539 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 540         {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
 541         {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
 542 };
 543
 544 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 545         .buttons        = bfin_gpio_keys_table,
 546         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 547 };
 548
 549 static struct platform_device bfin_device_gpiokeys = {
 550         .name      = "gpio-keys",
 551         .dev = {
 552                 .platform_data = &bfin_gpio_keys_data,
 553         },
 554 };
 555 #endif
 556
 557 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
 558
 559 static struct bfin_sd_host bfin_sdh_data = {
 560         .dma_chan = CH_RSI,
 561         .irq_int0 = IRQ_RSI_INT0,
 562         .pin_req = {P_RSI_DATA0, P_RSI_DATA1, P_RSI_DATA2, P_RSI_DATA3, P_RSI_CMD, P_RSI_CLK, 0},
 563 };
 564
 565 static struct platform_device bf51x_sdh_device = {
 566         .name = "bfin-sdh",
 567         .id = 0,
 568         .dev = {
 569                 .platform_data = &bfin_sdh_data,
 570         },
 571 };
 572 #endif
 573
 574 static struct resource bfin_gpios_resources = {
 575         .start = 0,
 576         .end   = MAX_BLACKFIN_GPIOS - 1,
 577         .flags = IORESOURCE_IRQ,
 578 };
 579
 580 static struct platform_device bfin_gpios_device = {
 581         .name = "simple-gpio",
 582         .id = -1,
 583         .num_resources = 1,
 584         .resource = &bfin_gpios_resources,
 585 };
 586
 587 static const unsigned int cclk_vlev_datasheet[] =
 588 {
 589         VRPAIR(VLEV_100, 400000000),
 590         VRPAIR(VLEV_105, 426000000),
 591         VRPAIR(VLEV_110, 500000000),
 592         VRPAIR(VLEV_115, 533000000),
 593         VRPAIR(VLEV_120, 600000000),
 594 };
 595
 596 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 597         .tuple_tab = cclk_vlev_datasheet,
 598         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 599         .vr_settling_time = 25 /* us */,
 600 };
 601
 602 static struct platform_device bfin_dpmc = {
 603         .name = "bfin dpmc",
 604         .dev = {
 605                 .platform_data = &bfin_dmpc_vreg_data,
 606         },
 607 };
 608
 609 static struct platform_device *stamp_devices[] __initdata = {
 610
 611         &bfin_dpmc,
 612
 613 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 614         &rtc_device,
 615 #endif
 616
 617 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 618         &bfin_mii_bus,
 619         &bfin_mac_device,
 620 #if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
 621         &ksz8893m_switch_device,
 622 #endif
 623 #endif
 624
 625 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 626         &bfin_spi0_device,
 627         &bfin_spi1_device,
 628 #endif
 629
 630 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 631         &bfin_uart_device,
 632 #endif
 633
 634 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 635 #ifdef CONFIG_BFIN_SIR0
 636         &bfin_sir0_device,
 637 #endif
 638 #ifdef CONFIG_BFIN_SIR1
 639         &bfin_sir1_device,
 640 #endif
 641 #endif
 642
 643 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 644         &i2c_bfin_twi_device,
 645 #endif
 646
 647 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 648         &bfin_sport0_uart_device,
 649         &bfin_sport1_uart_device,
 650 #endif
 651
 652 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 653         &bfin_device_gpiokeys,
 654 #endif
 655
 656 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
 657         &bf51x_sdh_device,
 658 #endif
 659
 660 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 661         &ezbrd_flash_device,
 662 #endif
 663
 664         &bfin_gpios_device,
 665 };
 666
 667 static int __init ezbrd_init(void)
 668 {
 669         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 670         i2c_register_board_info(0, bfin_i2c_board_info,
 671                                 ARRAY_SIZE(bfin_i2c_board_info));
 672         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 673         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 674         /* setup BF518-EZBRD GPIO pin PG11 to AMS2, PG15 to AMS3. */
 675         peripheral_request(P_AMS2, "ParaFlash");
 676 #if !defined(CONFIG_SPI_BFIN) && !defined(CONFIG_SPI_BFIN_MODULE)
 677         peripheral_request(P_AMS3, "ParaFlash");
 678 #endif
 679         return 0;
 680 }
 681
 682 arch_initcall(ezbrd_init);
 683
 684 void native_machine_restart(char *cmd)
 685 {
 686         /* workaround reboot hang when booting from SPI */
 687         if ((bfin_read_SYSCR() & 0x7) == 0x3)
 688                 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
 689 }
 690
 691 void bfin_get_ether_addr(char *addr)
 692 {
 693         /* the MAC is stored in OTP memory page 0xDF */
 694         u32 ret;
 695         u64 otp_mac;
 696         u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
 697
 698         ret = otp_read(0xDF, 0x00, &otp_mac);
 699         if (!(ret & 0x1)) {
 700                 char *otp_mac_p = (char *)&otp_mac;
 701                 for (ret = 0; ret < 6; ++ret)
 702                         addr[ret] = otp_mac_p[5 - ret];
 703         }
 704 }
 705 EXPORT_SYMBOL(bfin_get_ether_addr);