arch/blackfin/mach-bf561/boards/ezkit.c

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *               2005 National ICT Australia (NICTA)
   4  *                    Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   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/irq.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/gpio.h>
  18 #include <linux/delay.h>
  19 #include <linux/gpio/machine.h>
  20 #include <asm/dma.h>
  21 #include <asm/bfin5xx_spi.h>
  22 #include <asm/portmux.h>
  23 #include <asm/dpmc.h>
  24
  25 /*
  26  * Name the Board for the /proc/cpuinfo
  27  */
  28 const char bfin_board_name[] = "ADI BF561-EZKIT";
  29
  30 #if IS_ENABLED(CONFIG_USB_ISP1760_HCD)
  31 #include <linux/usb/isp1760.h>
  32 static struct resource bfin_isp1760_resources[] = {
  33         [0] = {
  34                 .start  = 0x2C0F0000,
  35                 .end    = 0x203C0000 + 0xfffff,
  36                 .flags  = IORESOURCE_MEM,
  37         },
  38         [1] = {
  39                 .start  = IRQ_PF10,
  40                 .end    = IRQ_PF10,
  41                 .flags  = IORESOURCE_IRQ,
  42         },
  43 };
  44
  45 static struct isp1760_platform_data isp1760_priv = {
  46         .is_isp1761 = 0,
  47         .bus_width_16 = 1,
  48         .port1_otg = 0,
  49         .analog_oc = 0,
  50         .dack_polarity_high = 0,
  51         .dreq_polarity_high = 0,
  52 };
  53
  54 static struct platform_device bfin_isp1760_device = {
  55         .name           = "isp1760",
  56         .id             = 0,
  57         .dev = {
  58                 .platform_data = &isp1760_priv,
  59         },
  60         .num_resources  = ARRAY_SIZE(bfin_isp1760_resources),
  61         .resource       = bfin_isp1760_resources,
  62 };
  63 #endif
  64
  65 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
  66 #include <linux/usb/isp1362.h>
  67
  68 static struct resource isp1362_hcd_resources[] = {
  69         {
  70                 .start = 0x2c060000,
  71                 .end = 0x2c060000,
  72                 .flags = IORESOURCE_MEM,
  73         }, {
  74                 .start = 0x2c060004,
  75                 .end = 0x2c060004,
  76                 .flags = IORESOURCE_MEM,
  77         }, {
  78                 .start = IRQ_PF8,
  79                 .end = IRQ_PF8,
  80                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
  81         },
  82 };
  83
  84 static struct isp1362_platform_data isp1362_priv = {
  85         .sel15Kres = 1,
  86         .clknotstop = 0,
  87         .oc_enable = 0,
  88         .int_act_high = 0,
  89         .int_edge_triggered = 0,
  90         .remote_wakeup_connected = 0,
  91         .no_power_switching = 1,
  92         .power_switching_mode = 0,
  93 };
  94
  95 static struct platform_device isp1362_hcd_device = {
  96         .name = "isp1362-hcd",
  97         .id = 0,
  98         .dev = {
  99                 .platform_data = &isp1362_priv,
 100         },
 101         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 102         .resource = isp1362_hcd_resources,
 103 };
 104 #endif
 105
 106 #if IS_ENABLED(CONFIG_USB_NET2272)
 107 static struct resource net2272_bfin_resources[] = {
 108         {
 109                 .start = 0x2C000000,
 110                 .end = 0x2C000000 + 0x7F,
 111                 .flags = IORESOURCE_MEM,
 112         }, {
 113                 .start = 1,
 114                 .flags = IORESOURCE_BUS,
 115         }, {
 116                 .start = IRQ_PF10,
 117                 .end = IRQ_PF10,
 118                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 119         },
 120 };
 121
 122 static struct platform_device net2272_bfin_device = {
 123         .name = "net2272",
 124         .id = -1,
 125         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 126         .resource = net2272_bfin_resources,
 127 };
 128 #endif
 129
 130 /*
 131  *  USB-LAN EzExtender board
 132  *  Driver needs to know address, irq and flag pin.
 133  */
 134 #if IS_ENABLED(CONFIG_SMC91X)
 135 #include <linux/smc91x.h>
 136
 137 static struct smc91x_platdata smc91x_info = {
 138         .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT |
 139                  SMC91X_NOWAIT,
 140         .leda = RPC_LED_100_10,
 141         .ledb = RPC_LED_TX_RX,
 142 };
 143
 144 static struct resource smc91x_resources[] = {
 145         {
 146                 .name = "smc91x-regs",
 147                 .start = 0x2C010300,
 148                 .end = 0x2C010300 + 16,
 149                 .flags = IORESOURCE_MEM,
 150         }, {
 151
 152                 .start = IRQ_PF9,
 153                 .end = IRQ_PF9,
 154                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 155         },
 156 };
 157
 158 static struct platform_device smc91x_device = {
 159         .name = "smc91x",
 160         .id = 0,
 161         .num_resources = ARRAY_SIZE(smc91x_resources),
 162         .resource = smc91x_resources,
 163         .dev    = {
 164                 .platform_data  = &smc91x_info,
 165         },
 166 };
 167 #endif
 168
 169 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 170 #ifdef CONFIG_SERIAL_BFIN_UART0
 171 static struct resource bfin_uart0_resources[] = {
 172         {
 173                 .start = BFIN_UART_THR,
 174                 .end = BFIN_UART_GCTL+2,
 175                 .flags = IORESOURCE_MEM,
 176         },
 177         {
 178                 .start = IRQ_UART_TX,
 179                 .end = IRQ_UART_TX,
 180                 .flags = IORESOURCE_IRQ,
 181         },
 182         {
 183                 .start = IRQ_UART_RX,
 184                 .end = IRQ_UART_RX,
 185                 .flags = IORESOURCE_IRQ,
 186         },
 187         {
 188                 .start = IRQ_UART_ERROR,
 189                 .end = IRQ_UART_ERROR,
 190                 .flags = IORESOURCE_IRQ,
 191         },
 192         {
 193                 .start = CH_UART_TX,
 194                 .end = CH_UART_TX,
 195                 .flags = IORESOURCE_DMA,
 196         },
 197         {
 198                 .start = CH_UART_RX,
 199                 .end = CH_UART_RX,
 200                 .flags = IORESOURCE_DMA,
 201         },
 202 };
 203
 204 static unsigned short bfin_uart0_peripherals[] = {
 205         P_UART0_TX, P_UART0_RX, 0
 206 };
 207
 208 static struct platform_device bfin_uart0_device = {
 209         .name = "bfin-uart",
 210         .id = 0,
 211         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 212         .resource = bfin_uart0_resources,
 213         .dev = {
 214                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 215         },
 216 };
 217 #endif
 218 #endif
 219
 220 #if IS_ENABLED(CONFIG_BFIN_SIR)
 221 #ifdef CONFIG_BFIN_SIR0
 222 static struct resource bfin_sir0_resources[] = {
 223         {
 224                 .start = 0xFFC00400,
 225                 .end = 0xFFC004FF,
 226                 .flags = IORESOURCE_MEM,
 227         },
 228         {
 229                 .start = IRQ_UART0_RX,
 230                 .end = IRQ_UART0_RX+1,
 231                 .flags = IORESOURCE_IRQ,
 232         },
 233         {
 234                 .start = CH_UART0_RX,
 235                 .end = CH_UART0_RX+1,
 236                 .flags = IORESOURCE_DMA,
 237         },
 238 };
 239
 240 static struct platform_device bfin_sir0_device = {
 241         .name = "bfin_sir",
 242         .id = 0,
 243         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 244         .resource = bfin_sir0_resources,
 245 };
 246 #endif
 247 #endif
 248
 249 #if IS_ENABLED(CONFIG_MTD_PHYSMAP)
 250 static struct mtd_partition ezkit_partitions[] = {
 251         {
 252                 .name       = "bootloader(nor)",
 253                 .size       = 0x40000,
 254                 .offset     = 0,
 255         }, {
 256                 .name       = "linux kernel(nor)",
 257                 .size       = 0x1C0000,
 258                 .offset     = MTDPART_OFS_APPEND,
 259         }, {
 260                 .name       = "file system(nor)",
 261                 .size       = 0x800000 - 0x40000 - 0x1C0000 - 0x2000 * 8,
 262                 .offset     = MTDPART_OFS_APPEND,
 263         }, {
 264                 .name       = "config(nor)",
 265                 .size       = 0x2000 * 7,
 266                 .offset     = MTDPART_OFS_APPEND,
 267         }, {
 268                 .name       = "u-boot env(nor)",
 269                 .size       = 0x2000,
 270                 .offset     = MTDPART_OFS_APPEND,
 271         }
 272 };
 273
 274 static struct physmap_flash_data ezkit_flash_data = {
 275         .width      = 2,
 276         .parts      = ezkit_partitions,
 277         .nr_parts   = ARRAY_SIZE(ezkit_partitions),
 278 };
 279
 280 static struct resource ezkit_flash_resource = {
 281         .start = 0x20000000,
 282         .end   = 0x207fffff,
 283         .flags = IORESOURCE_MEM,
 284 };
 285
 286 static struct platform_device ezkit_flash_device = {
 287         .name          = "physmap-flash",
 288         .id            = 0,
 289         .dev = {
 290                 .platform_data = &ezkit_flash_data,
 291         },
 292         .num_resources = 1,
 293         .resource      = &ezkit_flash_resource,
 294 };
 295 #endif
 296
 297 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 298 /* SPI (0) */
 299 static struct resource bfin_spi0_resource[] = {
 300         [0] = {
 301                 .start = SPI0_REGBASE,
 302                 .end   = SPI0_REGBASE + 0xFF,
 303                 .flags = IORESOURCE_MEM,
 304         },
 305         [1] = {
 306                 .start = CH_SPI,
 307                 .end   = CH_SPI,
 308                 .flags = IORESOURCE_DMA,
 309         },
 310         [2] = {
 311                 .start = IRQ_SPI,
 312                 .end   = IRQ_SPI,
 313                 .flags = IORESOURCE_IRQ,
 314         }
 315 };
 316
 317 /* SPI controller data */
 318 static struct bfin5xx_spi_master bfin_spi0_info = {
 319         .num_chipselect = 8,
 320         .enable_dma = 1,  /* master has the ability to do dma transfer */
 321         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 322 };
 323
 324 static struct platform_device bfin_spi0_device = {
 325         .name = "bfin-spi",
 326         .id = 0, /* Bus number */
 327         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 328         .resource = bfin_spi0_resource,
 329         .dev = {
 330                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 331         },
 332 };
 333 #endif
 334
 335 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 336 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD183X)
 337         {
 338                 .modalias = "ad183x",
 339                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 340                 .bus_num = 0,
 341                 .chip_select = 4,
 342                 .platform_data = "ad1836", /* only includes chip name for the moment */
 343                 .mode = SPI_MODE_3,
 344         },
 345 #endif
 346 #if IS_ENABLED(CONFIG_SPI_SPIDEV)
 347         {
 348                 .modalias = "spidev",
 349                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 350                 .bus_num = 0,
 351                 .chip_select = 1,
 352         },
 353 #endif
 354 };
 355
 356 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 357 #include <linux/input.h>
 358 #include <linux/gpio_keys.h>
 359
 360 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 361         {BTN_0, GPIO_PF5, 1, "gpio-keys: BTN0"},
 362         {BTN_1, GPIO_PF6, 1, "gpio-keys: BTN1"},
 363         {BTN_2, GPIO_PF7, 1, "gpio-keys: BTN2"},
 364         {BTN_3, GPIO_PF8, 1, "gpio-keys: BTN3"},
 365 };
 366
 367 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 368         .buttons        = bfin_gpio_keys_table,
 369         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 370 };
 371
 372 static struct platform_device bfin_device_gpiokeys = {
 373         .name      = "gpio-keys",
 374         .dev = {
 375                 .platform_data = &bfin_gpio_keys_data,
 376         },
 377 };
 378 #endif
 379
 380 #if IS_ENABLED(CONFIG_I2C_GPIO)
 381 #include <linux/i2c-gpio.h>
 382
 383 static struct gpiod_lookup_table bfin_i2c_gpiod_table = {
 384         .dev_id = "i2c-gpio",
 385         .table = {
 386                 GPIO_LOOKUP_IDX("BFIN-GPIO", GPIO_PF1, NULL, 0,
 387                                 GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
 388                 GPIO_LOOKUP_IDX("BFIN-GPIO", GPIO_PF0, NULL, 1,
 389                                 GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
 390         },
 391 };
 392
 393 static struct i2c_gpio_platform_data i2c_gpio_data = {
 394         .udelay                 = 10,
 395 };
 396
 397 static struct platform_device i2c_gpio_device = {
 398         .name           = "i2c-gpio",
 399         .id             = 0,
 400         .dev            = {
 401                 .platform_data  = &i2c_gpio_data,
 402         },
 403 };
 404 #endif
 405
 406 static const unsigned int cclk_vlev_datasheet[] =
 407 {
 408         VRPAIR(VLEV_085, 250000000),
 409         VRPAIR(VLEV_090, 300000000),
 410         VRPAIR(VLEV_095, 313000000),
 411         VRPAIR(VLEV_100, 350000000),
 412         VRPAIR(VLEV_105, 400000000),
 413         VRPAIR(VLEV_110, 444000000),
 414         VRPAIR(VLEV_115, 450000000),
 415         VRPAIR(VLEV_120, 475000000),
 416         VRPAIR(VLEV_125, 500000000),
 417         VRPAIR(VLEV_130, 600000000),
 418 };
 419
 420 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 421         .tuple_tab = cclk_vlev_datasheet,
 422         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 423         .vr_settling_time = 25 /* us */,
 424 };
 425
 426 static struct platform_device bfin_dpmc = {
 427         .name = "bfin dpmc",
 428         .dev = {
 429                 .platform_data = &bfin_dmpc_vreg_data,
 430         },
 431 };
 432
 433 #if IS_ENABLED(CONFIG_VIDEO_BLACKFIN_CAPTURE)
 434 #include <linux/videodev2.h>
 435 #include <media/blackfin/bfin_capture.h>
 436 #include <media/blackfin/ppi.h>
 437
 438 static const unsigned short ppi_req[] = {
 439         P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3,
 440         P_PPI0_D4, P_PPI0_D5, P_PPI0_D6, P_PPI0_D7,
 441         P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2,
 442         0,
 443 };
 444
 445 static const struct ppi_info ppi_info = {
 446         .type = PPI_TYPE_PPI,
 447         .dma_ch = CH_PPI0,
 448         .irq_err = IRQ_PPI1_ERROR,
 449         .base = (void __iomem *)PPI0_CONTROL,
 450         .pin_req = ppi_req,
 451 };
 452
 453 #if IS_ENABLED(CONFIG_VIDEO_ADV7183)
 454 #include <media/i2c/adv7183.h>
 455 static struct v4l2_input adv7183_inputs[] = {
 456         {
 457                 .index = 0,
 458                 .name = "Composite",
 459                 .type = V4L2_INPUT_TYPE_CAMERA,
 460                 .std = V4L2_STD_ALL,
 461                 .capabilities = V4L2_IN_CAP_STD,
 462         },
 463         {
 464                 .index = 1,
 465                 .name = "S-Video",
 466                 .type = V4L2_INPUT_TYPE_CAMERA,
 467                 .std = V4L2_STD_ALL,
 468                 .capabilities = V4L2_IN_CAP_STD,
 469         },
 470         {
 471                 .index = 2,
 472                 .name = "Component",
 473                 .type = V4L2_INPUT_TYPE_CAMERA,
 474                 .std = V4L2_STD_ALL,
 475                 .capabilities = V4L2_IN_CAP_STD,
 476         },
 477 };
 478
 479 static struct bcap_route adv7183_routes[] = {
 480         {
 481                 .input = ADV7183_COMPOSITE4,
 482                 .output = ADV7183_8BIT_OUT,
 483         },
 484         {
 485                 .input = ADV7183_SVIDEO0,
 486                 .output = ADV7183_8BIT_OUT,
 487         },
 488         {
 489                 .input = ADV7183_COMPONENT0,
 490                 .output = ADV7183_8BIT_OUT,
 491         },
 492 };
 493
 494
 495 static const unsigned adv7183_gpio[] = {
 496         GPIO_PF13, /* reset pin */
 497         GPIO_PF2,  /* output enable pin */
 498 };
 499
 500 static struct bfin_capture_config bfin_capture_data = {
 501         .card_name = "BF561",
 502         .inputs = adv7183_inputs,
 503         .num_inputs = ARRAY_SIZE(adv7183_inputs),
 504         .routes = adv7183_routes,
 505         .i2c_adapter_id = 0,
 506         .board_info = {
 507                 .type = "adv7183",
 508                 .addr = 0x20,
 509                 .platform_data = (void *)adv7183_gpio,
 510         },
 511         .ppi_info = &ppi_info,
 512         .ppi_control = (PACK_EN | DLEN_8 | DMA32 | FLD_SEL),
 513 };
 514 #endif
 515
 516 static struct platform_device bfin_capture_device = {
 517         .name = "bfin_capture",
 518         .dev = {
 519                 .platform_data = &bfin_capture_data,
 520         },
 521 };
 522 #endif
 523
 524 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 525 static struct platform_device bfin_i2s = {
 526         .name = "bfin-i2s",
 527         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 528         /* TODO: add platform data here */
 529 };
 530 #endif
 531
 532 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 533 static struct platform_device bfin_ac97 = {
 534         .name = "bfin-ac97",
 535         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 536         /* TODO: add platform data here */
 537 };
 538 #endif
 539
 540 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 541 static const char * const ad1836_link[] = {
 542         "bfin-i2s.0",
 543         "spi0.4",
 544 };
 545 static struct platform_device bfin_ad1836_machine = {
 546         .name = "bfin-snd-ad1836",
 547         .id = -1,
 548         .dev = {
 549                 .platform_data = (void *)ad1836_link,
 550         },
 551 };
 552 #endif
 553
 554 static struct platform_device *ezkit_devices[] __initdata = {
 555
 556         &bfin_dpmc,
 557
 558 #if IS_ENABLED(CONFIG_SMC91X)
 559         &smc91x_device,
 560 #endif
 561
 562 #if IS_ENABLED(CONFIG_USB_NET2272)
 563         &net2272_bfin_device,
 564 #endif
 565
 566 #if IS_ENABLED(CONFIG_USB_ISP1760_HCD)
 567         &bfin_isp1760_device,
 568 #endif
 569
 570 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 571         &bfin_spi0_device,
 572 #endif
 573
 574 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 575 #ifdef CONFIG_SERIAL_BFIN_UART0
 576         &bfin_uart0_device,
 577 #endif
 578 #endif
 579
 580 #if IS_ENABLED(CONFIG_BFIN_SIR)
 581 #ifdef CONFIG_BFIN_SIR0
 582         &bfin_sir0_device,
 583 #endif
 584 #endif
 585
 586 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 587         &bfin_device_gpiokeys,
 588 #endif
 589
 590 #if IS_ENABLED(CONFIG_I2C_GPIO)
 591         &i2c_gpio_device,
 592 #endif
 593
 594 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
 595         &isp1362_hcd_device,
 596 #endif
 597
 598 #if IS_ENABLED(CONFIG_MTD_PHYSMAP)
 599         &ezkit_flash_device,
 600 #endif
 601
 602 #if IS_ENABLED(CONFIG_VIDEO_BLACKFIN_CAPTURE)
 603         &bfin_capture_device,
 604 #endif
 605
 606 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 607         &bfin_i2s,
 608 #endif
 609
 610 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 611         &bfin_ac97,
 612 #endif
 613
 614 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 615         &bfin_ad1836_machine,
 616 #endif
 617 };
 618
 619 static int __init net2272_init(void)
 620 {
 621 #if IS_ENABLED(CONFIG_USB_NET2272)
 622         int ret;
 623
 624         ret = gpio_request(GPIO_PF11, "net2272");
 625         if (ret)
 626                 return ret;
 627
 628         /* Reset the USB chip */
 629         gpio_direction_output(GPIO_PF11, 0);
 630         mdelay(2);
 631         gpio_set_value(GPIO_PF11, 1);
 632 #endif
 633
 634         return 0;
 635 }
 636
 637 static int __init ezkit_init(void)
 638 {
 639         int ret;
 640
 641         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 642
 643 #if IS_ENABLED(CONFIG_I2C_GPIO)
 644         gpiod_add_lookup_table(&bfin_i2c_gpiod_table);
 645 #endif
 646         ret = platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices));
 647         if (ret < 0)
 648                 return ret;
 649
 650 #if IS_ENABLED(CONFIG_SMC91X)
 651         bfin_write_FIO0_DIR(bfin_read_FIO0_DIR() | (1 << 12));
 652         SSYNC();
 653 #endif
 654
 655 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD183X)
 656         bfin_write_FIO0_DIR(bfin_read_FIO0_DIR() | (1 << 15));
 657         bfin_write_FIO0_FLAG_S(1 << 15);
 658         SSYNC();
 659         /*
 660          * This initialization lasts for approximately 4500 MCLKs.
 661          * MCLK = 12.288MHz
 662          */
 663         udelay(400);
 664 #endif
 665
 666         if (net2272_init())
 667                 pr_warning("unable to configure net2272; it probably won't work\n");
 668
 669         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 670         return 0;
 671 }
 672
 673 arch_initcall(ezkit_init);
 674
 675 static struct platform_device *ezkit_early_devices[] __initdata = {
 676 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 677 #ifdef CONFIG_SERIAL_BFIN_UART0
 678         &bfin_uart0_device,
 679 #endif
 680 #endif
 681 };
 682
 683 void __init native_machine_early_platform_add_devices(void)
 684 {
 685         printk(KERN_INFO "register early platform devices\n");
 686         early_platform_add_devices(ezkit_early_devices,
 687                 ARRAY_SIZE(ezkit_early_devices));
 688 }