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 <linux/gpio/machine.h>
  25 #include <asm/dma.h>
  26 #include <asm/bfin5xx_spi.h>
  27 #include <asm/reboot.h>
  28 #include <asm/portmux.h>
  29 #include <asm/dpmc.h>
  30
  31 /*
  32  * Name the Board for the /proc/cpuinfo
  33  */
  34 const char bfin_board_name[] = "ADI BF533-STAMP";
  35
  36 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
  37 static struct platform_device rtc_device = {
  38         .name = "rtc-bfin",
  39         .id   = -1,
  40 };
  41 #endif
  42
  43 /*
  44  *  Driver needs to know address, irq and flag pin.
  45  */
  46 #if IS_ENABLED(CONFIG_SMC91X)
  47 #include <linux/smc91x.h>
  48
  49 static struct smc91x_platdata smc91x_info = {
  50         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  51         .leda = RPC_LED_100_10,
  52         .ledb = RPC_LED_TX_RX,
  53 };
  54
  55 static struct resource smc91x_resources[] = {
  56         {
  57                 .name = "smc91x-regs",
  58                 .start = 0x20300300,
  59                 .end = 0x20300300 + 16,
  60                 .flags = IORESOURCE_MEM,
  61         }, {
  62                 .start = IRQ_PF7,
  63                 .end = IRQ_PF7,
  64                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  65         },
  66 };
  67
  68 static struct platform_device smc91x_device = {
  69         .name = "smc91x",
  70         .id = 0,
  71         .num_resources = ARRAY_SIZE(smc91x_resources),
  72         .resource = smc91x_resources,
  73         .dev    = {
  74                 .platform_data  = &smc91x_info,
  75         },
  76 };
  77 #endif
  78
  79 #if IS_ENABLED(CONFIG_USB_NET2272)
  80 static struct resource net2272_bfin_resources[] = {
  81         {
  82                 .start = 0x20300000,
  83                 .end = 0x20300000 + 0x100,
  84                 .flags = IORESOURCE_MEM,
  85         }, {
  86                 .start = 1,
  87                 .flags = IORESOURCE_BUS,
  88         }, {
  89                 .start = IRQ_PF10,
  90                 .end = IRQ_PF10,
  91                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  92         },
  93 };
  94
  95 static struct platform_device net2272_bfin_device = {
  96         .name = "net2272",
  97         .id = -1,
  98         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
  99         .resource = net2272_bfin_resources,
 100 };
 101 #endif
 102
 103 #if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
 104 static struct mtd_partition stamp_partitions[] = {
 105         {
 106                 .name   = "bootloader(nor)",
 107                 .size   = 0x40000,
 108                 .offset = 0,
 109         }, {
 110                 .name   = "linux kernel(nor)",
 111                 .size   = 0x180000,
 112                 .offset = MTDPART_OFS_APPEND,
 113         }, {
 114                 .name   = "file system(nor)",
 115                 .size   = MTDPART_SIZ_FULL,
 116                 .offset = MTDPART_OFS_APPEND,
 117         }
 118 };
 119
 120 static struct physmap_flash_data stamp_flash_data = {
 121         .width    = 2,
 122         .parts    = stamp_partitions,
 123         .nr_parts = ARRAY_SIZE(stamp_partitions),
 124 };
 125
 126 static struct resource stamp_flash_resource[] = {
 127         {
 128                 .name  = "cfi_probe",
 129                 .start = 0x20000000,
 130                 .end   = 0x203fffff,
 131                 .flags = IORESOURCE_MEM,
 132         }, {
 133                 .start = 0x7BB07BB0,    /* AMBCTL0 setting when accessing flash */
 134                 .end   = 0x7BB07BB0,    /* AMBCTL1 setting when accessing flash */
 135                 .flags = IORESOURCE_MEM,
 136         }, {
 137                 .start = GPIO_PF0,
 138                 .flags = IORESOURCE_IRQ,
 139         }
 140 };
 141
 142 static struct platform_device stamp_flash_device = {
 143         .name          = "bfin-async-flash",
 144         .id            = 0,
 145         .dev = {
 146                 .platform_data = &stamp_flash_data,
 147         },
 148         .num_resources = ARRAY_SIZE(stamp_flash_resource),
 149         .resource      = stamp_flash_resource,
 150 };
 151 #endif
 152
 153 #if IS_ENABLED(CONFIG_MTD_M25P80)
 154 static struct mtd_partition bfin_spi_flash_partitions[] = {
 155         {
 156                 .name = "bootloader(spi)",
 157                 .size = 0x00040000,
 158                 .offset = 0,
 159                 .mask_flags = MTD_CAP_ROM
 160         }, {
 161                 .name = "linux kernel(spi)",
 162                 .size = 0x180000,
 163                 .offset = MTDPART_OFS_APPEND,
 164         }, {
 165                 .name = "file system(spi)",
 166                 .size = MTDPART_SIZ_FULL,
 167                 .offset = MTDPART_OFS_APPEND,
 168         }
 169 };
 170
 171 static struct flash_platform_data bfin_spi_flash_data = {
 172         .name = "m25p80",
 173         .parts = bfin_spi_flash_partitions,
 174         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 175         .type = "m25p64",
 176 };
 177
 178 /* SPI flash chip (m25p64) */
 179 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 180         .enable_dma = 0,         /* use dma transfer with this chip*/
 181 };
 182 #endif
 183
 184 #if IS_ENABLED(CONFIG_MMC_SPI)
 185 #define MMC_SPI_CARD_DETECT_INT IRQ_PF5
 186 static int bfin_mmc_spi_init(struct device *dev,
 187         irqreturn_t (*detect_int)(int, void *), void *data)
 188 {
 189         return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
 190                 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
 191                 "mmc-spi-detect", data);
 192 }
 193
 194 static void bfin_mmc_spi_exit(struct device *dev, void *data)
 195 {
 196         free_irq(MMC_SPI_CARD_DETECT_INT, data);
 197 }
 198
 199 static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
 200         .init = bfin_mmc_spi_init,
 201         .exit = bfin_mmc_spi_exit,
 202         .detect_delay = 100, /* msecs */
 203 };
 204
 205 static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
 206         .enable_dma = 0,
 207         .pio_interrupt = 0,
 208 };
 209 #endif
 210
 211 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 212 #if IS_ENABLED(CONFIG_MTD_M25P80)
 213         {
 214                 /* the modalias must be the same as spi device driver name */
 215                 .modalias = "m25p80", /* Name of spi_driver for this device */
 216                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 217                 .bus_num = 0, /* Framework bus number */
 218                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
 219                 .platform_data = &bfin_spi_flash_data,
 220                 .controller_data = &spi_flash_chip_info,
 221                 .mode = SPI_MODE_3,
 222         },
 223 #endif
 224
 225 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 226         {
 227                 .modalias = "ad1836",
 228                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 229                 .bus_num = 0,
 230                 .chip_select = 4,
 231                 .platform_data = "ad1836", /* only includes chip name for the moment */
 232                 .mode = SPI_MODE_3,
 233         },
 234 #endif
 235
 236 #if IS_ENABLED(CONFIG_SPI_SPIDEV)
 237         {
 238                 .modalias = "spidev",
 239                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 240                 .bus_num = 0,
 241                 .chip_select = 1,
 242         },
 243 #endif
 244 #if IS_ENABLED(CONFIG_MMC_SPI)
 245         {
 246                 .modalias = "mmc_spi",
 247                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 248                 .bus_num = 0,
 249                 .chip_select = 4,
 250                 .platform_data = &bfin_mmc_spi_pdata,
 251                 .controller_data = &mmc_spi_chip_info,
 252                 .mode = SPI_MODE_3,
 253         },
 254 #endif
 255 };
 256
 257 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 258 /* SPI (0) */
 259 static struct resource bfin_spi0_resource[] = {
 260         [0] = {
 261                 .start = SPI0_REGBASE,
 262                 .end   = SPI0_REGBASE + 0xFF,
 263                 .flags = IORESOURCE_MEM,
 264         },
 265         [1] = {
 266                 .start = CH_SPI,
 267                 .end   = CH_SPI,
 268                 .flags = IORESOURCE_DMA,
 269         },
 270         [2] = {
 271                 .start = IRQ_SPI,
 272                 .end   = IRQ_SPI,
 273                 .flags = IORESOURCE_IRQ,
 274         }
 275 };
 276
 277 /* SPI controller data */
 278 static struct bfin5xx_spi_master bfin_spi0_info = {
 279         .num_chipselect = 8,
 280         .enable_dma = 1,  /* master has the ability to do dma transfer */
 281         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 282 };
 283
 284 static struct platform_device bfin_spi0_device = {
 285         .name = "bfin-spi",
 286         .id = 0, /* Bus number */
 287         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 288         .resource = bfin_spi0_resource,
 289         .dev = {
 290                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 291         },
 292 };
 293 #endif  /* spi master and devices */
 294
 295 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 296 #ifdef CONFIG_SERIAL_BFIN_UART0
 297 static struct resource bfin_uart0_resources[] = {
 298         {
 299                 .start = BFIN_UART_THR,
 300                 .end = BFIN_UART_GCTL+2,
 301                 .flags = IORESOURCE_MEM,
 302         },
 303         {
 304                 .start = IRQ_UART0_TX,
 305                 .end = IRQ_UART0_TX,
 306                 .flags = IORESOURCE_IRQ,
 307         },
 308         {
 309                 .start = IRQ_UART0_RX,
 310                 .end = IRQ_UART0_RX,
 311                 .flags = IORESOURCE_IRQ,
 312         },
 313         {
 314                 .start = IRQ_UART0_ERROR,
 315                 .end = IRQ_UART0_ERROR,
 316                 .flags = IORESOURCE_IRQ,
 317         },
 318         {
 319                 .start = CH_UART0_TX,
 320                 .end = CH_UART0_TX,
 321                 .flags = IORESOURCE_DMA,
 322         },
 323         {
 324                 .start = CH_UART0_RX,
 325                 .end = CH_UART0_RX,
 326                 .flags = IORESOURCE_DMA,
 327         },
 328 };
 329
 330 static unsigned short bfin_uart0_peripherals[] = {
 331         P_UART0_TX, P_UART0_RX, 0
 332 };
 333
 334 static struct platform_device bfin_uart0_device = {
 335         .name = "bfin-uart",
 336         .id = 0,
 337         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 338         .resource = bfin_uart0_resources,
 339         .dev = {
 340                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 341         },
 342 };
 343 #endif
 344 #endif
 345
 346 #if IS_ENABLED(CONFIG_BFIN_SIR)
 347 #ifdef CONFIG_BFIN_SIR0
 348 static struct resource bfin_sir0_resources[] = {
 349         {
 350                 .start = 0xFFC00400,
 351                 .end = 0xFFC004FF,
 352                 .flags = IORESOURCE_MEM,
 353         },
 354         {
 355                 .start = IRQ_UART0_RX,
 356                 .end = IRQ_UART0_RX+1,
 357                 .flags = IORESOURCE_IRQ,
 358         },
 359         {
 360                 .start = CH_UART0_RX,
 361                 .end = CH_UART0_RX+1,
 362                 .flags = IORESOURCE_DMA,
 363         },
 364 };
 365
 366 static struct platform_device bfin_sir0_device = {
 367         .name = "bfin_sir",
 368         .id = 0,
 369         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 370         .resource = bfin_sir0_resources,
 371 };
 372 #endif
 373 #endif
 374
 375 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 376 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 377 static struct resource bfin_sport0_uart_resources[] = {
 378         {
 379                 .start = SPORT0_TCR1,
 380                 .end = SPORT0_MRCS3+4,
 381                 .flags = IORESOURCE_MEM,
 382         },
 383         {
 384                 .start = IRQ_SPORT0_RX,
 385                 .end = IRQ_SPORT0_RX+1,
 386                 .flags = IORESOURCE_IRQ,
 387         },
 388         {
 389                 .start = IRQ_SPORT0_ERROR,
 390                 .end = IRQ_SPORT0_ERROR,
 391                 .flags = IORESOURCE_IRQ,
 392         },
 393 };
 394
 395 static unsigned short bfin_sport0_peripherals[] = {
 396         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
 397         P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
 398 };
 399
 400 static struct platform_device bfin_sport0_uart_device = {
 401         .name = "bfin-sport-uart",
 402         .id = 0,
 403         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
 404         .resource = bfin_sport0_uart_resources,
 405         .dev = {
 406                 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
 407         },
 408 };
 409 #endif
 410 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 411 static struct resource bfin_sport1_uart_resources[] = {
 412         {
 413                 .start = SPORT1_TCR1,
 414                 .end = SPORT1_MRCS3+4,
 415                 .flags = IORESOURCE_MEM,
 416         },
 417         {
 418                 .start = IRQ_SPORT1_RX,
 419                 .end = IRQ_SPORT1_RX+1,
 420                 .flags = IORESOURCE_IRQ,
 421         },
 422         {
 423                 .start = IRQ_SPORT1_ERROR,
 424                 .end = IRQ_SPORT1_ERROR,
 425                 .flags = IORESOURCE_IRQ,
 426         },
 427 };
 428
 429 static unsigned short bfin_sport1_peripherals[] = {
 430         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
 431         P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
 432 };
 433
 434 static struct platform_device bfin_sport1_uart_device = {
 435         .name = "bfin-sport-uart",
 436         .id = 1,
 437         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
 438         .resource = bfin_sport1_uart_resources,
 439         .dev = {
 440                 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
 441         },
 442 };
 443 #endif
 444 #endif
 445
 446 #if IS_ENABLED(CONFIG_BFIN_SPORT)
 447 static struct resource bfin_sport0_resources[] = {
 448         {
 449                 .start = SPORT0_TCR1,
 450                 .end = SPORT0_MRCS3+4,
 451                 .flags = IORESOURCE_MEM,
 452         },
 453         {
 454                 .start = IRQ_SPORT0_TX,
 455                 .end = IRQ_SPORT0_TX+1,
 456                 .flags = IORESOURCE_IRQ,
 457         },
 458         {
 459                 .start = IRQ_SPORT0_RX,
 460                 .end = IRQ_SPORT0_RX+1,
 461                 .flags = IORESOURCE_IRQ,
 462         },
 463         {
 464                 .start = IRQ_SPORT0_ERROR,
 465                 .end = IRQ_SPORT0_ERROR,
 466                 .flags = IORESOURCE_IRQ,
 467         },
 468         {
 469                 .start = CH_SPORT0_TX,
 470                 .end = CH_SPORT0_TX,
 471                 .flags = IORESOURCE_DMA,
 472         },
 473         {
 474                 .start = CH_SPORT0_RX,
 475                 .end = CH_SPORT0_RX,
 476                 .flags = IORESOURCE_DMA,
 477         },
 478 };
 479 static struct platform_device bfin_sport0_device = {
 480         .name = "bfin_sport_raw",
 481         .id = 0,
 482         .num_resources = ARRAY_SIZE(bfin_sport0_resources),
 483         .resource = bfin_sport0_resources,
 484         .dev = {
 485                 .platform_data = &bfin_sport0_peripherals,
 486         },
 487 };
 488 #endif
 489
 490 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 491 #include <linux/input.h>
 492 #include <linux/gpio_keys.h>
 493
 494 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 495         {BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
 496         {BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
 497         {BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
 498 };
 499
 500 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 501         .buttons        = bfin_gpio_keys_table,
 502         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 503 };
 504
 505 static struct platform_device bfin_device_gpiokeys = {
 506         .name      = "gpio-keys",
 507         .dev = {
 508                 .platform_data = &bfin_gpio_keys_data,
 509         },
 510 };
 511 #endif
 512
 513 #if IS_ENABLED(CONFIG_I2C_GPIO)
 514 #include <linux/i2c-gpio.h>
 515
 516 static struct gpiod_lookup_table bfin_i2c_gpiod_table = {
 517         .dev_id = "i2c-gpio",
 518         .table = {
 519                 GPIO_LOOKUP_IDX("BFIN-GPIO", GPIO_PF2, NULL, 0,
 520                                 GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
 521                 GPIO_LOOKUP_IDX("BFIN-GPIO", GPIO_PF3, NULL, 1,
 522                                 GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
 523         },
 524 };
 525
 526 static struct i2c_gpio_platform_data i2c_gpio_data = {
 527         .udelay                 = 10,
 528 };
 529
 530 static struct platform_device i2c_gpio_device = {
 531         .name           = "i2c-gpio",
 532         .id             = 0,
 533         .dev            = {
 534                 .platform_data  = &i2c_gpio_data,
 535         },
 536 };
 537 #endif
 538
 539 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 540 #if IS_ENABLED(CONFIG_JOYSTICK_AD7142)
 541         {
 542                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
 543                 .irq = 39,
 544         },
 545 #endif
 546 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
 547         {
 548                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 549         },
 550 #endif
 551 #if IS_ENABLED(CONFIG_INPUT_PCF8574)
 552         {
 553                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 554                 .irq = 39,
 555         },
 556 #endif
 557 #if IS_ENABLED(CONFIG_FB_BFIN_7393)
 558         {
 559                 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
 560         },
 561 #endif
 562 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
 563         {
 564                 I2C_BOARD_INFO("ad5252", 0x2f),
 565         },
 566 #endif
 567 };
 568
 569 static const unsigned int cclk_vlev_datasheet[] =
 570 {
 571         VRPAIR(VLEV_085, 250000000),
 572         VRPAIR(VLEV_090, 376000000),
 573         VRPAIR(VLEV_095, 426000000),
 574         VRPAIR(VLEV_100, 426000000),
 575         VRPAIR(VLEV_105, 476000000),
 576         VRPAIR(VLEV_110, 476000000),
 577         VRPAIR(VLEV_115, 476000000),
 578         VRPAIR(VLEV_120, 600000000),
 579         VRPAIR(VLEV_125, 600000000),
 580         VRPAIR(VLEV_130, 600000000),
 581 };
 582
 583 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 584         .tuple_tab = cclk_vlev_datasheet,
 585         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 586         .vr_settling_time = 25 /* us */,
 587 };
 588
 589 static struct platform_device bfin_dpmc = {
 590         .name = "bfin dpmc",
 591         .dev = {
 592                 .platform_data = &bfin_dmpc_vreg_data,
 593         },
 594 };
 595
 596 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S) || \
 597         IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 598
 599 #include <asm/bfin_sport.h>
 600
 601 #define SPORT_REQ(x) \
 602         [x] = {P_SPORT##x##_TFS, P_SPORT##x##_DTPRI, P_SPORT##x##_TSCLK, \
 603                 P_SPORT##x##_RFS, P_SPORT##x##_DRPRI, P_SPORT##x##_RSCLK, 0}
 604
 605 static const u16 bfin_snd_pin[][7] = {
 606         SPORT_REQ(0),
 607         SPORT_REQ(1),
 608 };
 609
 610 static struct bfin_snd_platform_data bfin_snd_data[] = {
 611         {
 612                 .pin_req = &bfin_snd_pin[0][0],
 613         },
 614         {
 615                 .pin_req = &bfin_snd_pin[1][0],
 616         },
 617 };
 618
 619 #define BFIN_SND_RES(x) \
 620         [x] = { \
 621                 { \
 622                         .start = SPORT##x##_TCR1, \
 623                         .end = SPORT##x##_TCR1, \
 624                         .flags = IORESOURCE_MEM \
 625                 }, \
 626                 { \
 627                         .start = CH_SPORT##x##_RX, \
 628                         .end = CH_SPORT##x##_RX, \
 629                         .flags = IORESOURCE_DMA, \
 630                 }, \
 631                 { \
 632                         .start = CH_SPORT##x##_TX, \
 633                         .end = CH_SPORT##x##_TX, \
 634                         .flags = IORESOURCE_DMA, \
 635                 }, \
 636                 { \
 637                         .start = IRQ_SPORT##x##_ERROR, \
 638                         .end = IRQ_SPORT##x##_ERROR, \
 639                         .flags = IORESOURCE_IRQ, \
 640                 } \
 641         }
 642
 643 static struct resource bfin_snd_resources[][4] = {
 644         BFIN_SND_RES(0),
 645         BFIN_SND_RES(1),
 646 };
 647 #endif
 648
 649 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 650 static struct platform_device bfin_i2s_pcm = {
 651         .name = "bfin-i2s-pcm-audio",
 652         .id = -1,
 653 };
 654 #endif
 655
 656 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 657 static struct platform_device bfin_ac97_pcm = {
 658         .name = "bfin-ac97-pcm-audio",
 659         .id = -1,
 660 };
 661 #endif
 662
 663 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 664 static const char * const ad1836_link[] = {
 665         "bfin-i2s.0",
 666         "spi0.4",
 667 };
 668 static struct platform_device bfin_ad1836_machine = {
 669         .name = "bfin-snd-ad1836",
 670         .id = -1,
 671         .dev = {
 672                 .platform_data = (void *)ad1836_link,
 673         },
 674 };
 675 #endif
 676
 677 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
 678 static const unsigned ad73311_gpio[] = {
 679         GPIO_PF4,
 680 };
 681
 682 static struct platform_device bfin_ad73311_machine = {
 683         .name = "bfin-snd-ad73311",
 684         .id = 1,
 685         .dev = {
 686                 .platform_data = (void *)ad73311_gpio,
 687         },
 688 };
 689 #endif
 690
 691 #if IS_ENABLED(CONFIG_SND_SOC_AD73311)
 692 static struct platform_device bfin_ad73311_codec_device = {
 693         .name = "ad73311",
 694         .id = -1,
 695 };
 696 #endif
 697
 698 #if IS_ENABLED(CONFIG_SND_SOC_AD74111)
 699 static struct platform_device bfin_ad74111_codec_device = {
 700         .name = "ad74111",
 701         .id = -1,
 702 };
 703 #endif
 704
 705 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
 706 static struct platform_device bfin_i2s = {
 707         .name = "bfin-i2s",
 708         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 709         .num_resources =
 710                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
 711         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
 712         .dev = {
 713                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
 714         },
 715 };
 716 #endif
 717
 718 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
 719 static struct platform_device bfin_ac97 = {
 720         .name = "bfin-ac97",
 721         .id = CONFIG_SND_BF5XX_SPORT_NUM,
 722         .num_resources =
 723                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
 724         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
 725         .dev = {
 726                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
 727         },
 728 };
 729 #endif
 730
 731 static struct platform_device *stamp_devices[] __initdata = {
 732
 733         &bfin_dpmc,
 734
 735 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
 736         &rtc_device,
 737 #endif
 738
 739 #if IS_ENABLED(CONFIG_SMC91X)
 740         &smc91x_device,
 741 #endif
 742
 743 #if IS_ENABLED(CONFIG_USB_NET2272)
 744         &net2272_bfin_device,
 745 #endif
 746
 747 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 748         &bfin_spi0_device,
 749 #endif
 750
 751 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 752 #ifdef CONFIG_SERIAL_BFIN_UART0
 753         &bfin_uart0_device,
 754 #endif
 755 #endif
 756
 757 #if IS_ENABLED(CONFIG_BFIN_SIR)
 758 #ifdef CONFIG_BFIN_SIR0
 759         &bfin_sir0_device,
 760 #endif
 761 #endif
 762
 763 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 764 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 765         &bfin_sport0_uart_device,
 766 #endif
 767 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 768         &bfin_sport1_uart_device,
 769 #endif
 770 #endif
 771
 772 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 773         &bfin_device_gpiokeys,
 774 #endif
 775
 776 #if IS_ENABLED(CONFIG_I2C_GPIO)
 777         &i2c_gpio_device,
 778 #endif
 779
 780 #if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
 781         &stamp_flash_device,
 782 #endif
 783
 784 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
 785         &bfin_i2s_pcm,
 786 #endif
 787
 788 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
 789         &bfin_ac97_pcm,
 790 #endif
 791
 792 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
 793         &bfin_ad1836_machine,
 794 #endif
 795
 796 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
 797         &bfin_ad73311_machine,
 798 #endif
 799
 800 #if IS_ENABLED(CONFIG_SND_SOC_AD73311)
 801         &bfin_ad73311_codec_device,
 802 #endif
 803
 804 #if IS_ENABLED(CONFIG_SND_SOC_AD74111)
 805         &bfin_ad74111_codec_device,
 806 #endif
 807
 808 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
 809         &bfin_i2s,
 810 #endif
 811
 812 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
 813         &bfin_ac97,
 814 #endif
 815 };
 816
 817 static int __init net2272_init(void)
 818 {
 819 #if IS_ENABLED(CONFIG_USB_NET2272)
 820         int ret;
 821
 822         /* Set PF0 to 0, PF1 to 1 make /AMS3 work properly */
 823         ret = gpio_request(GPIO_PF0, "net2272");
 824         if (ret)
 825                 return ret;
 826
 827         ret = gpio_request(GPIO_PF1, "net2272");
 828         if (ret) {
 829                 gpio_free(GPIO_PF0);
 830                 return ret;
 831         }
 832
 833         ret = gpio_request(GPIO_PF11, "net2272");
 834         if (ret) {
 835                 gpio_free(GPIO_PF0);
 836                 gpio_free(GPIO_PF1);
 837                 return ret;
 838         }
 839
 840         gpio_direction_output(GPIO_PF0, 0);
 841         gpio_direction_output(GPIO_PF1, 1);
 842
 843         /* Reset the USB chip */
 844         gpio_direction_output(GPIO_PF11, 0);
 845         mdelay(2);
 846         gpio_set_value(GPIO_PF11, 1);
 847 #endif
 848
 849         return 0;
 850 }
 851
 852 static int __init stamp_init(void)
 853 {
 854         int ret;
 855
 856         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 857
 858 #if IS_ENABLED(CONFIG_I2C_GPIO)
 859         gpiod_add_lookup_table(&bfin_i2c_gpiod_table);
 860 #endif
 861         i2c_register_board_info(0, bfin_i2c_board_info,
 862                                 ARRAY_SIZE(bfin_i2c_board_info));
 863
 864         ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 865         if (ret < 0)
 866                 return ret;
 867
 868 #if IS_ENABLED(CONFIG_SMC91X)
 869         /*
 870          * setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC.
 871          * the bfin-async-map driver takes care of flipping between
 872          * flash and ethernet when necessary.
 873          */
 874         ret = gpio_request(GPIO_PF0, "enet_cpld");
 875         if (!ret) {
 876                 gpio_direction_output(GPIO_PF0, 1);
 877                 gpio_free(GPIO_PF0);
 878         }
 879 #endif
 880
 881         if (net2272_init())
 882                 pr_warning("unable to configure net2272; it probably won't work\n");
 883
 884         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 885         return 0;
 886 }
 887
 888 arch_initcall(stamp_init);
 889
 890 static struct platform_device *stamp_early_devices[] __initdata = {
 891 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 892 #ifdef CONFIG_SERIAL_BFIN_UART0
 893         &bfin_uart0_device,
 894 #endif
 895 #endif
 896
 897 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
 898 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 899         &bfin_sport0_uart_device,
 900 #endif
 901 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 902         &bfin_sport1_uart_device,
 903 #endif
 904 #endif
 905 };
 906
 907 void __init native_machine_early_platform_add_devices(void)
 908 {
 909         printk(KERN_INFO "register early platform devices\n");
 910         early_platform_add_devices(stamp_early_devices,
 911                 ARRAY_SIZE(stamp_early_devices));
 912 }
 913
 914 void native_machine_restart(char *cmd)
 915 {
 916         /* workaround pull up on cpld / flash pin not being strong enough */
 917         gpio_request(GPIO_PF0, "flash_cpld");
 918         gpio_direction_output(GPIO_PF0, 0);
 919 }