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