arch/blackfin/mach-bf533/boards/stamp.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/delay.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/mtd/physmap.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17 #include <linux/spi/mmc_spi.h>
  18 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
  19 #include <linux/usb/isp1362.h>
  20 #endif
  21 #include <linux/gpio.h>
  22 #include <linux/irq.h>
  23 #include <linux/i2c.h>
  24 #include <asm/dma.h>
  25 #include <asm/bfin5xx_spi.h>
  26 #include <asm/reboot.h>
  27 #include <asm/portmux.h>
  28 #include <asm/dpmc.h>
  29
  30 /*
  31  * Name the Board for the /proc/cpuinfo
  32  */
  33 const char bfin_board_name[] = "ADI BF533-STAMP";
  34
  35 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
  36 static struct platform_device rtc_device = {
  37         .name = "rtc-bfin",
  38         .id   = -1,
  39 };
  40 #endif
  41
  42 /*
  43  *  Driver needs to know address, irq and flag pin.
  44  */
  45 #if IS_ENABLED(CONFIG_SMC91X)
  46 #include <linux/smc91x.h>
  47
  48 static struct smc91x_platdata smc91x_info = {
  49         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  50         .leda = RPC_LED_100_10,
  51         .ledb = RPC_LED_TX_RX,
  52 };
  53
  54 static struct resource smc91x_resources[] = {
  55         {
  56                 .name = "smc91x-regs",
  57                 .start = 0x20300300,
  58                 .end = 0x20300300 + 16,
  59                 .flags = IORESOURCE_MEM,
  60         }, {
  61                 .start = IRQ_PF7,
  62                 .end = IRQ_PF7,
  63                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  64         },
  65 };
  66
  67 static struct platform_device smc91x_device = {
  68         .name = "smc91x",
  69         .id = 0,
  70         .num_resources = ARRAY_SIZE(smc91x_resources),
  71         .resource = smc91x_resources,
  72         .dev    = {
  73                 .platform_data  = &smc91x_info,
  74         },
  75 };
  76 #endif
  77
  78 #if IS_ENABLED(CONFIG_USB_NET2272)
  79 static struct resource net2272_bfin_resources[] = {
  80         {
  81                 .start = 0x20300000,
  82                 .end = 0x20300000 + 0x100,
  83                 .flags = IORESOURCE_MEM,
  84         }, {
  85                 .start = 1,
  86                 .flags = IORESOURCE_BUS,
  87         }, {
  88                 .start = IRQ_PF10,
  89                 .end = IRQ_PF10,
  90                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  91         },
  92 };
  93
  94 static struct platform_device net2272_bfin_device = {
  95         .name = "net2272",
  96         .id = -1,
  97         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
  98         .resource = net2272_bfin_resources,
  99 };
 100 #endif
 101
 102 #if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
 103 static struct mtd_partition stamp_partitions[] = {
 104         {
 105                 .name   = "bootloader(nor)",
 106                 .size   = 0x40000,
 107                 .offset = 0,
 108         }, {
 109                 .name   = "linux kernel(nor)",
 110                 .size   = 0x180000,
 111                 .offset = MTDPART_OFS_APPEND,
 112         }, {
 113                 .name   = "file system(nor)",
 114                 .size   = MTDPART_SIZ_FULL,
 115                 .offset = MTDPART_OFS_APPEND,
 116         }
 117 };
 118
 119 static struct physmap_flash_data stamp_flash_data = {
 120         .width    = 2,
 121         .parts    = stamp_partitions,
 122         .nr_parts = ARRAY_SIZE(stamp_partitions),
 123 };
 124
 125 static struct resource stamp_flash_resource[] = {
 126         {
 127                 .name  = "cfi_probe",
 128                 .start = 0x20000000,
 129                 .end   = 0x203fffff,
 130                 .flags = IORESOURCE_MEM,
 131         }, {
 132                 .start = 0x7BB07BB0,    /* AMBCTL0 setting when accessing flash */
 133                 .end   = 0x7BB07BB0,    /* AMBCTL1 setting when accessing flash */
 134                 .flags = IORESOURCE_MEM,
 135         }, {
 136                 .start = GPIO_PF0,
 137                 .flags = IORESOURCE_IRQ,
 138         }
 139 };
 140
 141 static struct platform_device stamp_flash_device = {
 142         .name          = "bfin-async-flash",
 143         .id            = 0,
 144         .dev = {
 145                 .platform_data = &stamp_flash_data,
 146         },
 147         .num_resources = ARRAY_SIZE(stamp_flash_resource),
 148         .resource      = stamp_flash_resource,
 149 };
 150 #endif
 151
 152 #if IS_ENABLED(CONFIG_MTD_M25P80)
 153 static struct mtd_partition bfin_spi_flash_partitions[] = {
 154         {
 155                 .name = "bootloader(spi)",
 156                 .size = 0x00040000,
 157                 .offset = 0,
 158                 .mask_flags = MTD_CAP_ROM
 159         }, {
 160                 .name = "linux kernel(spi)",
 161                 .size = 0x180000,
 162                 .offset = MTDPART_OFS_APPEND,
 163         }, {
 164                 .name = "file system(spi)",
 165                 .size = MTDPART_SIZ_FULL,
 166                 .offset = MTDPART_OFS_APPEND,
 167         }
 168 };
 169
 170 static struct flash_platform_data bfin_spi_flash_data = {
 171         .name = "m25p80",
 172         .parts = bfin_spi_flash_partitions,
 173         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 174         .type = "m25p64",
 175 };
 176
 177 /* SPI flash chip (m25p64) */
 178 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 179         .enable_dma = 0,         /* use dma transfer with this chip*/
 180 };
 181 #endif
 182
 183 #if IS_ENABLED(CONFIG_MMC_SPI)
 184 #define MMC_SPI_CARD_DETECT_INT IRQ_PF5
 185 static int bfin_mmc_spi_init(struct device *dev,
 186         irqreturn_t (*detect_int)(int, void *), void *data)
 187 {
 188         return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
 189                 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
 190                 "mmc-spi-detect", data);
 191 }
 192
 193 static void bfin_mmc_spi_exit(struct device *dev, void *data)
 194 {
 195         free_irq(MMC_SPI_CARD_DETECT_INT, data);
 196 }
 197
 198 static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
 199         .init = bfin_mmc_spi_init,
 200         .exit = bfin_mmc_spi_exit,
 201         .detect_delay = 100, /* msecs */
 202 };
 203
 204 static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
 205         .enable_dma = 0,
 206         .pio_interrupt = 0,
 207 };
 208 #endif
 209
 210 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 211 #if IS_ENABLED(CONFIG_MTD_M25P80)
 212         {
 213                 /* the modalias must be the same as spi device driver name */
 214                 .modalias = "m25p80", /* Name of spi_driver for this device */
 215                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 216                 .bus_num = 0, /* Framework bus number */
 217                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
 218                 .platform_data = &bfin_spi_flash_data,
 219                 .controller_data = &spi_flash_chip_info,
 220                 .mode = SPI_MODE_3,
 221         },
 222 #endif
 223
 224 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 225         {
 226                 .modalias = "ad1836",
 227                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 228                 .bus_num = 0,
 229                 .chip_select = 4,
 230                 .platform_data = "ad1836", /* only includes chip name for the moment */
 231                 .mode = SPI_MODE_3,
 232         },
 233 #endif
 234
 235 #if IS_ENABLED(CONFIG_SPI_SPIDEV)
 236         {
 237                 .modalias = "spidev",
 238                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 239                 .bus_num = 0,
 240                 .chip_select = 1,
 241         },
 242 #endif
 243 #if IS_ENABLED(CONFIG_MMC_SPI)
 244         {
 245                 .modalias = "mmc_spi",
 246                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 247                 .bus_num = 0,
 248                 .chip_select = 4,
 249                 .platform_data = &bfin_mmc_spi_pdata,
 250                 .controller_data = &mmc_spi_chip_info,
 251                 .mode = SPI_MODE_3,
 252         },
 253 #endif
 254 };
 255
 256 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 257 /* SPI (0) */
 258 static struct resource bfin_spi0_resource[] = {
 259         [0] = {
 260                 .start = SPI0_REGBASE,
 261                 .end   = SPI0_REGBASE + 0xFF,
 262                 .flags = IORESOURCE_MEM,
 263         },
 264         [1] = {
 265                 .start = CH_SPI,
 266                 .end   = CH_SPI,
 267                 .flags = IORESOURCE_DMA,
 268         },
 269         [2] = {
 270                 .start = IRQ_SPI,
 271                 .end   = IRQ_SPI,
 272                 .flags = IORESOURCE_IRQ,
 273         }
 274 };
 275
 276 /* SPI controller data */
 277 static struct bfin5xx_spi_master bfin_spi0_info = {
 278         .num_chipselect = 8,
 279         .enable_dma = 1,  /* master has the ability to do dma transfer */
 280         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 281 };
 282
 283 static struct platform_device bfin_spi0_device = {
 284         .name = "bfin-spi",
 285         .id = 0, /* Bus number */
 286         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 287         .resource = bfin_spi0_resource,
 288         .dev = {
 289                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 290         },
 291 };
 292 #endif  /* spi master and devices */
 293
 294 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 295 #ifdef CONFIG_SERIAL_BFIN_UART0
 296 static struct resource bfin_uart0_resources[] = {
 297         {
 298                 .start = BFIN_UART_THR,
 299                 .end = BFIN_UART_GCTL+2,
 300                 .flags = IORESOURCE_MEM,
 301         },
 302         {
 303                 .start = IRQ_UART0_TX,
 304                 .end = IRQ_UART0_TX,
 305                 .flags = IORESOURCE_IRQ,
 306         },
 307         {
 308                 .start = IRQ_UART0_RX,
 309                 .end = IRQ_UART0_RX,
 310                 .flags = IORESOURCE_IRQ,
 311         },
 312         {
 313                 .start = IRQ_UART0_ERROR,
 314                 .end = IRQ_UART0_ERROR,
 315                 .flags = IORESOURCE_IRQ,
 316         },
 317         {
 318                 .start = CH_UART0_TX,
 319                 .end = CH_UART0_TX,
 320                 .flags = IORESOURCE_DMA,
 321         },
 322         {
 323                 .start = CH_UART0_RX,
 324                 .end = CH_UART0_RX,
 325                 .flags = IORESOURCE_DMA,
 326         },
 327 };
 328
 329 static unsigned short bfin_uart0_peripherals[] = {
 330         P_UART0_TX, P_UART0_RX, 0
 331 };
 332
 333 static struct platform_device bfin_uart0_device = {
 334         .name = "bfin-uart",
 335         .id = 0,
 336         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 337         .resource = bfin_uart0_resources,
 338         .dev = {
 339                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 340         },
 341 };
 342 #endif
 343 #endif
 344
 345 #if IS_ENABLED(CONFIG_BFIN_SIR)
 346 #ifdef CONFIG_BFIN_SIR0
 347 static struct resource bfin_sir0_resources[] = {
 348         {
 349                 .start = 0xFFC00400,
 350                 .end = 0xFFC004FF,
 351                 .flags = IORESOURCE_MEM,
 352         },
 353         {
 354                 .start = IRQ_UART0_RX,
 355                 .end = IRQ_UART0_RX+1,
 356                 .flags = IORESOURCE_IRQ,
 357         },
 358         {
 359                 .start = CH_UART0_RX,
 360                 .end = CH_UART0_RX+1,
 361                 .flags = IORESOURCE_DMA,
 362         },
 363 };
 364
 365 static struct platform_device bfin_sir0_device = {
 366         .name = "bfin_sir",
 367         .id = 0,
 368         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 369         .resource = bfin_sir0_resources,
 370 };
 371 #endif
 372 #endif
 373
 374 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 375 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 376 static struct resource bfin_sport0_uart_resources[] = {
 377         {
 378                 .start = SPORT0_TCR1,
 379                 .end = SPORT0_MRCS3+4,
 380                 .flags = IORESOURCE_MEM,
 381         },
 382         {
 383                 .start = IRQ_SPORT0_RX,
 384                 .end = IRQ_SPORT0_RX+1,
 385                 .flags = IORESOURCE_IRQ,
 386         },
 387         {
 388                 .start = IRQ_SPORT0_ERROR,
 389                 .end = IRQ_SPORT0_ERROR,
 390                 .flags = IORESOURCE_IRQ,
 391         },
 392 };
 393
 394 static unsigned short bfin_sport0_peripherals[] = {
 395         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
 396         P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
 397 };
 398
 399 static struct platform_device bfin_sport0_uart_device = {
 400         .name = "bfin-sport-uart",
 401         .id = 0,
 402         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
 403         .resource = bfin_sport0_uart_resources,
 404         .dev = {
 405                 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
 406         },
 407 };
 408 #endif
 409 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 410 static struct resource bfin_sport1_uart_resources[] = {
 411         {
 412                 .start = SPORT1_TCR1,
 413                 .end = SPORT1_MRCS3+4,
 414                 .flags = IORESOURCE_MEM,
 415         },
 416         {
 417                 .start = IRQ_SPORT1_RX,
 418                 .end = IRQ_SPORT1_RX+1,
 419                 .flags = IORESOURCE_IRQ,
 420         },
 421         {
 422                 .start = IRQ_SPORT1_ERROR,
 423                 .end = IRQ_SPORT1_ERROR,
 424                 .flags = IORESOURCE_IRQ,
 425         },
 426 };
 427
 428 static unsigned short bfin_sport1_peripherals[] = {
 429         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
 430         P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
 431 };
 432
 433 static struct platform_device bfin_sport1_uart_device = {
 434         .name = "bfin-sport-uart",
 435         .id = 1,
 436         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
 437         .resource = bfin_sport1_uart_resources,
 438         .dev = {
 439                 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
 440         },
 441 };
 442 #endif
 443 #endif
 444
 445 #if IS_ENABLED(CONFIG_BFIN_SPORT)
 446 static struct resource bfin_sport0_resources[] = {
 447         {
 448                 .start = SPORT0_TCR1,
 449                 .end = SPORT0_MRCS3+4,
 450                 .flags = IORESOURCE_MEM,
 451         },
 452         {
 453                 .start = IRQ_SPORT0_TX,
 454                 .end = IRQ_SPORT0_TX+1,
 455                 .flags = IORESOURCE_IRQ,
 456         },
 457         {
 458                 .start = IRQ_SPORT0_RX,
 459                 .end = IRQ_SPORT0_RX+1,
 460                 .flags = IORESOURCE_IRQ,
 461         },
 462         {
 463                 .start = IRQ_SPORT0_ERROR,
 464                 .end = IRQ_SPORT0_ERROR,
 465                 .flags = IORESOURCE_IRQ,
 466         },
 467         {
 468                 .start = CH_SPORT0_TX,
 469                 .end = CH_SPORT0_TX,
 470                 .flags = IORESOURCE_DMA,
 471         },
 472         {
 473                 .start = CH_SPORT0_RX,
 474                 .end = CH_SPORT0_RX,
 475                 .flags = IORESOURCE_DMA,
 476         },
 477 };
 478 static struct platform_device bfin_sport0_device = {
 479         .name = "bfin_sport_raw",
 480         .id = 0,
 481         .num_resources = ARRAY_SIZE(bfin_sport0_resources),
 482         .resource = bfin_sport0_resources,
 483         .dev = {
 484                 .platform_data = &bfin_sport0_peripherals,
 485         },
 486 };
 487 #endif
 488
 489 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 490 #include <linux/input.h>
 491 #include <linux/gpio_keys.h>
 492
 493 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 494         {BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
 495         {BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
 496         {BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
 497 };
 498
 499 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 500         .buttons        = bfin_gpio_keys_table,
 501         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 502 };
 503
 504 static struct platform_device bfin_device_gpiokeys = {
 505         .name      = "gpio-keys",
 506         .dev = {
 507                 .platform_data = &bfin_gpio_keys_data,
 508         },
 509 };
 510 #endif
 511
 512 #if IS_ENABLED(CONFIG_I2C_GPIO)
 513 #include <linux/i2c-gpio.h>
 514
 515 static struct i2c_gpio_platform_data i2c_gpio_data = {
 516         .sda_pin                = GPIO_PF2,
 517         .scl_pin                = GPIO_PF3,
 518         .sda_is_open_drain      = 0,
 519         .scl_is_open_drain      = 0,
 520         .udelay                 = 10,
 521 };
 522
 523 static struct platform_device i2c_gpio_device = {
 524         .name           = "i2c-gpio",
 525         .id             = 0,
 526         .dev            = {
 527                 .platform_data  = &i2c_gpio_data,
 528         },
 529 };
 530 #endif
 531
 532 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 533 #if IS_ENABLED(CONFIG_JOYSTICK_AD7142)
 534         {
 535                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
 536                 .irq = 39,
 537         },
 538 #endif
 539 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
 540         {
 541                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 542         },
 543 #endif
 544 #if IS_ENABLED(CONFIG_INPUT_PCF8574)
 545         {
 546                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 547                 .irq = 39,
 548         },
 549 #endif
 550 #if IS_ENABLED(CONFIG_FB_BFIN_7393)
 551         {
 552                 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
 553         },
 554 #endif
 555 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
 556         {
 557                 I2C_BOARD_INFO("ad5252", 0x2f),
 558         },
 559 #endif
 560 };
 561
 562 static const unsigned int cclk_vlev_datasheet[] =
 563 {
 564         VRPAIR(VLEV_085, 250000000),
 565         VRPAIR(VLEV_090, 376000000),
 566         VRPAIR(VLEV_095, 426000000),
 567         VRPAIR(VLEV_100, 426000000),
 568         VRPAIR(VLEV_105, 476000000),
 569         VRPAIR(VLEV_110, 476000000),
 570         VRPAIR(VLEV_115, 476000000),
 571         VRPAIR(VLEV_120, 600000000),
 572         VRPAIR(VLEV_125, 600000000),
 573         VRPAIR(VLEV_130, 600000000),
 574 };
 575
 576 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 577         .tuple_tab = cclk_vlev_datasheet,
 578         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 579         .vr_settling_time = 25 /* us */,
 580 };
 581
 582 static struct platform_device bfin_dpmc = {
 583         .name = "bfin dpmc",
 584         .dev = {
 585                 .platform_data = &bfin_dmpc_vreg_data,
 586         },
 587 };
 588
 589 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S) || \
 590         IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 591
 592 #include <asm/bfin_sport.h>
 593
 594 #define SPORT_REQ(x) \
 595         [x] = {P_SPORT##x##_TFS, P_SPORT##x##_DTPRI, P_SPORT##x##_TSCLK, \
 596                 P_SPORT##x##_RFS, P_SPORT##x##_DRPRI, P_SPORT##x##_RSCLK, 0}
 597
 598 static const u16 bfin_snd_pin[][7] = {
 599         SPORT_REQ(0),
 600         SPORT_REQ(1),
 601 };
 602
 603 static struct bfin_snd_platform_data bfin_snd_data[] = {
 604         {
 605                 .pin_req = &bfin_snd_pin[0][0],
 606         },
 607         {
 608                 .pin_req = &bfin_snd_pin[1][0],
 609         },
 610 };
 611
 612 #define BFIN_SND_RES(x) \
 613         [x] = { \
 614                 { \
 615                         .start = SPORT##x##_TCR1, \
 616                         .end = SPORT##x##_TCR1, \
 617                         .flags = IORESOURCE_MEM \
 618                 }, \
 619                 { \
 620                         .start = CH_SPORT##x##_RX, \
 621                         .end = CH_SPORT##x##_RX, \
 622                         .flags = IORESOURCE_DMA, \
 623                 }, \
 624                 { \
 625                         .start = CH_SPORT##x##_TX, \
 626                         .end = CH_SPORT##x##_TX, \
 627                         .flags = IORESOURCE_DMA, \
 628                 }, \
 629                 { \
 630                         .start = IRQ_SPORT##x##_ERROR, \
 631                         .end = IRQ_SPORT##x##_ERROR, \
 632                         .flags = IORESOURCE_IRQ, \
 633                 } \
 634         }
 635
 636 static struct resource bfin_snd_resources[][4] = {
 637         BFIN_SND_RES(0),
 638         BFIN_SND_RES(1),
 639 };
 640 #endif
 641
 642 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 643 static struct platform_device bfin_i2s_pcm = {
 644         .name = "bfin-i2s-pcm-audio",
 645         .id = -1,
 646 };
 647 #endif
 648
 649 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 650 static struct platform_device bfin_ac97_pcm = {
 651         .name = "bfin-ac97-pcm-audio",
 652         .id = -1,
 653 };
 654 #endif
 655
 656 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 657 static const char * const ad1836_link[] = {
 658         "bfin-i2s.0",
 659         "spi0.4",
 660 };
 661 static struct platform_device bfin_ad1836_machine = {
 662         .name = "bfin-snd-ad1836",
 663         .id = -1,
 664         .dev = {
 665                 .platform_data = (void *)ad1836_link,
 666         },
 667 };
 668 #endif
 669
 670 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
 671 static const unsigned ad73311_gpio[] = {
 672         GPIO_PF4,
 673 };
 674
 675 static struct platform_device bfin_ad73311_machine = {
 676         .name = "bfin-snd-ad73311",
 677         .id = 1,
 678         .dev = {
 679                 .platform_data = (void *)ad73311_gpio,
 680         },
 681 };
 682 #endif
 683
 684 #if IS_ENABLED(CONFIG_SND_SOC_AD73311)
 685 static struct platform_device bfin_ad73311_codec_device = {
 686         .name = "ad73311",
 687         .id = -1,
 688 };
 689 #endif
 690
 691 #if IS_ENABLED(CONFIG_SND_SOC_AD74111)
 692 static struct platform_device bfin_ad74111_codec_device = {
 693         .name = "ad74111",
 694         .id = -1,
 695 };
 696 #endif
 697
 698 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
 699 static struct platform_device bfin_i2s = {
 700         .name = "bfin-i2s",
 701         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 702         .num_resources =
 703                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
 704         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
 705         .dev = {
 706                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
 707         },
 708 };
 709 #endif
 710
 711 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
 712 static struct platform_device bfin_ac97 = {
 713         .name = "bfin-ac97",
 714         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 715         .num_resources =
 716                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
 717         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
 718         .dev = {
 719                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
 720         },
 721 };
 722 #endif
 723
 724 static struct platform_device *stamp_devices[] __initdata = {
 725
 726         &bfin_dpmc,
 727
 728 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
 729         &rtc_device,
 730 #endif
 731
 732 #if IS_ENABLED(CONFIG_SMC91X)
 733         &smc91x_device,
 734 #endif
 735
 736 #if IS_ENABLED(CONFIG_USB_NET2272)
 737         &net2272_bfin_device,
 738 #endif
 739
 740 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 741         &bfin_spi0_device,
 742 #endif
 743
 744 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 745 #ifdef CONFIG_SERIAL_BFIN_UART0
 746         &bfin_uart0_device,
 747 #endif
 748 #endif
 749
 750 #if IS_ENABLED(CONFIG_BFIN_SIR)
 751 #ifdef CONFIG_BFIN_SIR0
 752         &bfin_sir0_device,
 753 #endif
 754 #endif
 755
 756 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 757 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 758         &bfin_sport0_uart_device,
 759 #endif
 760 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 761         &bfin_sport1_uart_device,
 762 #endif
 763 #endif
 764
 765 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 766         &bfin_device_gpiokeys,
 767 #endif
 768
 769 #if IS_ENABLED(CONFIG_I2C_GPIO)
 770         &i2c_gpio_device,
 771 #endif
 772
 773 #if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
 774         &stamp_flash_device,
 775 #endif
 776
 777 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 778         &bfin_i2s_pcm,
 779 #endif
 780
 781 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 782         &bfin_ac97_pcm,
 783 #endif
 784
 785 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 786         &bfin_ad1836_machine,
 787 #endif
 788
 789 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
 790         &bfin_ad73311_machine,
 791 #endif
 792
 793 #if IS_ENABLED(CONFIG_SND_SOC_AD73311)
 794         &bfin_ad73311_codec_device,
 795 #endif
 796
 797 #if IS_ENABLED(CONFIG_SND_SOC_AD74111)
 798         &bfin_ad74111_codec_device,
 799 #endif
 800
 801 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
 802         &bfin_i2s,
 803 #endif
 804
 805 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
 806         &bfin_ac97,
 807 #endif
 808 };
 809
 810 static int __init net2272_init(void)
 811 {
 812 #if IS_ENABLED(CONFIG_USB_NET2272)
 813         int ret;
 814
 815         /* Set PF0 to 0, PF1 to 1 make /AMS3 work properly */
 816         ret = gpio_request(GPIO_PF0, "net2272");
 817         if (ret)
 818                 return ret;
 819
 820         ret = gpio_request(GPIO_PF1, "net2272");
 821         if (ret) {
 822                 gpio_free(GPIO_PF0);
 823                 return ret;
 824         }
 825
 826         ret = gpio_request(GPIO_PF11, "net2272");
 827         if (ret) {
 828                 gpio_free(GPIO_PF0);
 829                 gpio_free(GPIO_PF1);
 830                 return ret;
 831         }
 832
 833         gpio_direction_output(GPIO_PF0, 0);
 834         gpio_direction_output(GPIO_PF1, 1);
 835
 836         /* Reset the USB chip */
 837         gpio_direction_output(GPIO_PF11, 0);
 838         mdelay(2);
 839         gpio_set_value(GPIO_PF11, 1);
 840 #endif
 841
 842         return 0;
 843 }
 844
 845 static int __init stamp_init(void)
 846 {
 847         int ret;
 848
 849         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 850
 851         i2c_register_board_info(0, bfin_i2c_board_info,
 852                                 ARRAY_SIZE(bfin_i2c_board_info));
 853
 854         ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 855         if (ret < 0)
 856                 return ret;
 857
 858 #if IS_ENABLED(CONFIG_SMC91X)
 859         /*
 860          * setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC.
 861          * the bfin-async-map driver takes care of flipping between
 862          * flash and ethernet when necessary.
 863          */
 864         ret = gpio_request(GPIO_PF0, "enet_cpld");
 865         if (!ret) {
 866                 gpio_direction_output(GPIO_PF0, 1);
 867                 gpio_free(GPIO_PF0);
 868         }
 869 #endif
 870
 871         if (net2272_init())
 872                 pr_warning("unable to configure net2272; it probably won't work\n");
 873
 874         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 875         return 0;
 876 }
 877
 878 arch_initcall(stamp_init);
 879
 880 static struct platform_device *stamp_early_devices[] __initdata = {
 881 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 882 #ifdef CONFIG_SERIAL_BFIN_UART0
 883         &bfin_uart0_device,
 884 #endif
 885 #endif
 886
 887 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
 888 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 889         &bfin_sport0_uart_device,
 890 #endif
 891 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 892         &bfin_sport1_uart_device,
 893 #endif
 894 #endif
 895 };
 896
 897 void __init native_machine_early_platform_add_devices(void)
 898 {
 899         printk(KERN_INFO "register early platform devices\n");
 900         early_platform_add_devices(stamp_early_devices,
 901                 ARRAY_SIZE(stamp_early_devices));
 902 }
 903
 904 void native_machine_restart(char *cmd)
 905 {
 906         /* workaround pull up on cpld / flash pin not being strong enough */
 907         gpio_request(GPIO_PF0, "flash_cpld");
 908         gpio_direction_output(GPIO_PF0, 0);
 909 }