arch/blackfin/mach-bf538/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
   7  */
   8
   9 #include <linux/device.h>
  10 #include <linux/platform_device.h>
  11 #include <linux/mtd/mtd.h>
  12 #include <linux/mtd/physmap.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/spi/spi.h>
  15 #include <linux/spi/flash.h>
  16 #include <linux/irq.h>
  17 #include <linux/interrupt.h>
  18 #include <linux/gpio.h>
  19 #include <asm/bfin5xx_spi.h>
  20 #include <asm/dma.h>
  21 #include <asm/nand.h>
  22 #include <asm/portmux.h>
  23 #include <asm/dpmc.h>
  24 #include <linux/input.h>
  25
  26 /*
  27  * Name the Board for the /proc/cpuinfo
  28  */
  29 const char bfin_board_name[] = "ADI BF538-EZKIT";
  30
  31 /*
  32  *  Driver needs to know address, irq and flag pin.
  33  */
  34
  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  /* CONFIG_RTC_DRV_BFIN */
  42
  43 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
  44 #ifdef CONFIG_SERIAL_BFIN_UART0
  45 static struct resource bfin_uart0_resources[] = {
  46         {
  47                 .start = UART0_THR,
  48                 .end = UART0_GCTL+2,
  49                 .flags = IORESOURCE_MEM,
  50         },
  51         {
  52                 .start = IRQ_UART0_TX,
  53                 .end = IRQ_UART0_TX,
  54                 .flags = IORESOURCE_IRQ,
  55         },
  56         {
  57                 .start = IRQ_UART0_RX,
  58                 .end = IRQ_UART0_RX,
  59                 .flags = IORESOURCE_IRQ,
  60         },
  61         {
  62                 .start = IRQ_UART0_ERROR,
  63                 .end = IRQ_UART0_ERROR,
  64                 .flags = IORESOURCE_IRQ,
  65         },
  66         {
  67                 .start = CH_UART0_TX,
  68                 .end = CH_UART0_TX,
  69                 .flags = IORESOURCE_DMA,
  70         },
  71         {
  72                 .start = CH_UART0_RX,
  73                 .end = CH_UART0_RX,
  74                 .flags = IORESOURCE_DMA,
  75         },
  76 #ifdef CONFIG_BFIN_UART0_CTSRTS
  77         {       /* CTS pin */
  78                 .start = GPIO_PG7,
  79                 .end = GPIO_PG7,
  80                 .flags = IORESOURCE_IO,
  81         },
  82         {       /* RTS pin */
  83                 .start = GPIO_PG6,
  84                 .end = GPIO_PG6,
  85                 .flags = IORESOURCE_IO,
  86         },
  87 #endif
  88 };
  89
  90 static unsigned short bfin_uart0_peripherals[] = {
  91         P_UART0_TX, P_UART0_RX, 0
  92 };
  93
  94 static struct platform_device bfin_uart0_device = {
  95         .name = "bfin-uart",
  96         .id = 0,
  97         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
  98         .resource = bfin_uart0_resources,
  99         .dev = {
 100                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 101         },
 102 };
 103 #endif  /* CONFIG_SERIAL_BFIN_UART0 */
 104 #ifdef CONFIG_SERIAL_BFIN_UART1
 105 static struct resource bfin_uart1_resources[] = {
 106         {
 107                 .start = UART1_THR,
 108                 .end = UART1_GCTL+2,
 109                 .flags = IORESOURCE_MEM,
 110         },
 111         {
 112                 .start = IRQ_UART1_TX,
 113                 .end = IRQ_UART1_TX,
 114                 .flags = IORESOURCE_IRQ,
 115         },
 116         {
 117                 .start = IRQ_UART1_RX,
 118                 .end = IRQ_UART1_RX,
 119                 .flags = IORESOURCE_IRQ,
 120         },
 121         {
 122                 .start = IRQ_UART1_ERROR,
 123                 .end = IRQ_UART1_ERROR,
 124                 .flags = IORESOURCE_IRQ,
 125         },
 126         {
 127                 .start = CH_UART1_TX,
 128                 .end = CH_UART1_TX,
 129                 .flags = IORESOURCE_DMA,
 130         },
 131         {
 132                 .start = CH_UART1_RX,
 133                 .end = CH_UART1_RX,
 134                 .flags = IORESOURCE_DMA,
 135         },
 136 };
 137
 138 static unsigned short bfin_uart1_peripherals[] = {
 139         P_UART1_TX, P_UART1_RX, 0
 140 };
 141
 142 static struct platform_device bfin_uart1_device = {
 143         .name = "bfin-uart",
 144         .id = 1,
 145         .num_resources = ARRAY_SIZE(bfin_uart1_resources),
 146         .resource = bfin_uart1_resources,
 147         .dev = {
 148                 .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
 149         },
 150 };
 151 #endif  /* CONFIG_SERIAL_BFIN_UART1 */
 152 #ifdef CONFIG_SERIAL_BFIN_UART2
 153 static struct resource bfin_uart2_resources[] = {
 154         {
 155                 .start = UART2_THR,
 156                 .end = UART2_GCTL+2,
 157                 .flags = IORESOURCE_MEM,
 158         },
 159         {
 160                 .start = IRQ_UART2_TX,
 161                 .end = IRQ_UART2_TX,
 162                 .flags = IORESOURCE_IRQ,
 163         },
 164         {
 165                 .start = IRQ_UART2_RX,
 166                 .end = IRQ_UART2_RX,
 167                 .flags = IORESOURCE_IRQ,
 168         },
 169         {
 170                 .start = IRQ_UART2_ERROR,
 171                 .end = IRQ_UART2_ERROR,
 172                 .flags = IORESOURCE_IRQ,
 173         },
 174         {
 175                 .start = CH_UART2_TX,
 176                 .end = CH_UART2_TX,
 177                 .flags = IORESOURCE_DMA,
 178         },
 179         {
 180                 .start = CH_UART2_RX,
 181                 .end = CH_UART2_RX,
 182                 .flags = IORESOURCE_DMA,
 183         },
 184 };
 185
 186 static unsigned short bfin_uart2_peripherals[] = {
 187         P_UART2_TX, P_UART2_RX, 0
 188 };
 189
 190 static struct platform_device bfin_uart2_device = {
 191         .name = "bfin-uart",
 192         .id = 2,
 193         .num_resources = ARRAY_SIZE(bfin_uart2_resources),
 194         .resource = bfin_uart2_resources,
 195         .dev = {
 196                 .platform_data = &bfin_uart2_peripherals, /* Passed to driver */
 197         },
 198 };
 199 #endif  /* CONFIG_SERIAL_BFIN_UART2 */
 200 #endif  /* CONFIG_SERIAL_BFIN */
 201
 202 #if IS_ENABLED(CONFIG_BFIN_SIR)
 203 #ifdef CONFIG_BFIN_SIR0
 204 static struct resource bfin_sir0_resources[] = {
 205         {
 206                 .start = 0xFFC00400,
 207                 .end = 0xFFC004FF,
 208                 .flags = IORESOURCE_MEM,
 209         },
 210         {
 211                 .start = IRQ_UART0_RX,
 212                 .end = IRQ_UART0_RX+1,
 213                 .flags = IORESOURCE_IRQ,
 214         },
 215         {
 216                 .start = CH_UART0_RX,
 217                 .end = CH_UART0_RX+1,
 218                 .flags = IORESOURCE_DMA,
 219         },
 220 };
 221 static struct platform_device bfin_sir0_device = {
 222         .name = "bfin_sir",
 223         .id = 0,
 224         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 225         .resource = bfin_sir0_resources,
 226 };
 227 #endif  /* CONFIG_BFIN_SIR0 */
 228 #ifdef CONFIG_BFIN_SIR1
 229 static struct resource bfin_sir1_resources[] = {
 230         {
 231                 .start = 0xFFC02000,
 232                 .end = 0xFFC020FF,
 233                 .flags = IORESOURCE_MEM,
 234         },
 235         {
 236                 .start = IRQ_UART1_RX,
 237                 .end = IRQ_UART1_RX+1,
 238                 .flags = IORESOURCE_IRQ,
 239         },
 240         {
 241                 .start = CH_UART1_RX,
 242                 .end = CH_UART1_RX+1,
 243                 .flags = IORESOURCE_DMA,
 244         },
 245 };
 246 static struct platform_device bfin_sir1_device = {
 247         .name = "bfin_sir",
 248         .id = 1,
 249         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
 250         .resource = bfin_sir1_resources,
 251 };
 252 #endif  /* CONFIG_BFIN_SIR1 */
 253 #ifdef CONFIG_BFIN_SIR2
 254 static struct resource bfin_sir2_resources[] = {
 255         {
 256                 .start = 0xFFC02100,
 257                 .end = 0xFFC021FF,
 258                 .flags = IORESOURCE_MEM,
 259         },
 260         {
 261                 .start = IRQ_UART2_RX,
 262                 .end = IRQ_UART2_RX+1,
 263                 .flags = IORESOURCE_IRQ,
 264         },
 265         {
 266                 .start = CH_UART2_RX,
 267                 .end = CH_UART2_RX+1,
 268                 .flags = IORESOURCE_DMA,
 269         },
 270 };
 271 static struct platform_device bfin_sir2_device = {
 272         .name = "bfin_sir",
 273         .id = 2,
 274         .num_resources = ARRAY_SIZE(bfin_sir2_resources),
 275         .resource = bfin_sir2_resources,
 276 };
 277 #endif  /* CONFIG_BFIN_SIR2 */
 278 #endif  /* CONFIG_BFIN_SIR */
 279
 280 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 281 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 282 static struct resource bfin_sport0_uart_resources[] = {
 283         {
 284                 .start = SPORT0_TCR1,
 285                 .end = SPORT0_MRCS3+4,
 286                 .flags = IORESOURCE_MEM,
 287         },
 288         {
 289                 .start = IRQ_SPORT0_RX,
 290                 .end = IRQ_SPORT0_RX+1,
 291                 .flags = IORESOURCE_IRQ,
 292         },
 293         {
 294                 .start = IRQ_SPORT0_ERROR,
 295                 .end = IRQ_SPORT0_ERROR,
 296                 .flags = IORESOURCE_IRQ,
 297         },
 298 };
 299
 300 static unsigned short bfin_sport0_peripherals[] = {
 301         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
 302         P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
 303 };
 304
 305 static struct platform_device bfin_sport0_uart_device = {
 306         .name = "bfin-sport-uart",
 307         .id = 0,
 308         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
 309         .resource = bfin_sport0_uart_resources,
 310         .dev = {
 311                 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
 312         },
 313 };
 314 #endif  /* CONFIG_SERIAL_BFIN_SPORT0_UART */
 315 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 316 static struct resource bfin_sport1_uart_resources[] = {
 317         {
 318                 .start = SPORT1_TCR1,
 319                 .end = SPORT1_MRCS3+4,
 320                 .flags = IORESOURCE_MEM,
 321         },
 322         {
 323                 .start = IRQ_SPORT1_RX,
 324                 .end = IRQ_SPORT1_RX+1,
 325                 .flags = IORESOURCE_IRQ,
 326         },
 327         {
 328                 .start = IRQ_SPORT1_ERROR,
 329                 .end = IRQ_SPORT1_ERROR,
 330                 .flags = IORESOURCE_IRQ,
 331         },
 332 };
 333
 334 static unsigned short bfin_sport1_peripherals[] = {
 335         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
 336         P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
 337 };
 338
 339 static struct platform_device bfin_sport1_uart_device = {
 340         .name = "bfin-sport-uart",
 341         .id = 1,
 342         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
 343         .resource = bfin_sport1_uart_resources,
 344         .dev = {
 345                 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
 346         },
 347 };
 348 #endif  /* CONFIG_SERIAL_BFIN_SPORT1_UART */
 349 #ifdef CONFIG_SERIAL_BFIN_SPORT2_UART
 350 static struct resource bfin_sport2_uart_resources[] = {
 351         {
 352                 .start = SPORT2_TCR1,
 353                 .end = SPORT2_MRCS3+4,
 354                 .flags = IORESOURCE_MEM,
 355         },
 356         {
 357                 .start = IRQ_SPORT2_RX,
 358                 .end = IRQ_SPORT2_RX+1,
 359                 .flags = IORESOURCE_IRQ,
 360         },
 361         {
 362                 .start = IRQ_SPORT2_ERROR,
 363                 .end = IRQ_SPORT2_ERROR,
 364                 .flags = IORESOURCE_IRQ,
 365         },
 366 };
 367
 368 static unsigned short bfin_sport2_peripherals[] = {
 369         P_SPORT2_TFS, P_SPORT2_DTPRI, P_SPORT2_TSCLK, P_SPORT2_RFS,
 370         P_SPORT2_DRPRI, P_SPORT2_RSCLK, P_SPORT2_DRSEC, P_SPORT2_DTSEC, 0
 371 };
 372
 373 static struct platform_device bfin_sport2_uart_device = {
 374         .name = "bfin-sport-uart",
 375         .id = 2,
 376         .num_resources = ARRAY_SIZE(bfin_sport2_uart_resources),
 377         .resource = bfin_sport2_uart_resources,
 378         .dev = {
 379                 .platform_data = &bfin_sport2_peripherals, /* Passed to driver */
 380         },
 381 };
 382 #endif  /* CONFIG_SERIAL_BFIN_SPORT2_UART */
 383 #ifdef CONFIG_SERIAL_BFIN_SPORT3_UART
 384 static struct resource bfin_sport3_uart_resources[] = {
 385         {
 386                 .start = SPORT3_TCR1,
 387                 .end = SPORT3_MRCS3+4,
 388                 .flags = IORESOURCE_MEM,
 389         },
 390         {
 391                 .start = IRQ_SPORT3_RX,
 392                 .end = IRQ_SPORT3_RX+1,
 393                 .flags = IORESOURCE_IRQ,
 394         },
 395         {
 396                 .start = IRQ_SPORT3_ERROR,
 397                 .end = IRQ_SPORT3_ERROR,
 398                 .flags = IORESOURCE_IRQ,
 399         },
 400 };
 401
 402 static unsigned short bfin_sport3_peripherals[] = {
 403         P_SPORT3_TFS, P_SPORT3_DTPRI, P_SPORT3_TSCLK, P_SPORT3_RFS,
 404         P_SPORT3_DRPRI, P_SPORT3_RSCLK, P_SPORT3_DRSEC, P_SPORT3_DTSEC, 0
 405 };
 406
 407 static struct platform_device bfin_sport3_uart_device = {
 408         .name = "bfin-sport-uart",
 409         .id = 3,
 410         .num_resources = ARRAY_SIZE(bfin_sport3_uart_resources),
 411         .resource = bfin_sport3_uart_resources,
 412         .dev = {
 413                 .platform_data = &bfin_sport3_peripherals, /* Passed to driver */
 414         },
 415 };
 416 #endif  /* CONFIG_SERIAL_BFIN_SPORT3_UART */
 417 #endif  /* CONFIG_SERIAL_BFIN_SPORT */
 418
 419 #if IS_ENABLED(CONFIG_CAN_BFIN)
 420 static unsigned short bfin_can_peripherals[] = {
 421         P_CAN0_RX, P_CAN0_TX, 0
 422 };
 423
 424 static struct resource bfin_can_resources[] = {
 425         {
 426                 .start = 0xFFC02A00,
 427                 .end = 0xFFC02FFF,
 428                 .flags = IORESOURCE_MEM,
 429         },
 430         {
 431                 .start = IRQ_CAN_RX,
 432                 .end = IRQ_CAN_RX,
 433                 .flags = IORESOURCE_IRQ,
 434         },
 435         {
 436                 .start = IRQ_CAN_TX,
 437                 .end = IRQ_CAN_TX,
 438                 .flags = IORESOURCE_IRQ,
 439         },
 440         {
 441                 .start = IRQ_CAN_ERROR,
 442                 .end = IRQ_CAN_ERROR,
 443                 .flags = IORESOURCE_IRQ,
 444         },
 445 };
 446
 447 static struct platform_device bfin_can_device = {
 448         .name = "bfin_can",
 449         .num_resources = ARRAY_SIZE(bfin_can_resources),
 450         .resource = bfin_can_resources,
 451         .dev = {
 452                 .platform_data = &bfin_can_peripherals, /* Passed to driver */
 453         },
 454 };
 455 #endif  /* CONFIG_CAN_BFIN */
 456
 457 /*
 458  *  USB-LAN EzExtender board
 459  *  Driver needs to know address, irq and flag pin.
 460  */
 461 #if IS_ENABLED(CONFIG_SMC91X)
 462 #include <linux/smc91x.h>
 463
 464 static struct smc91x_platdata smc91x_info = {
 465         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 466         .leda = RPC_LED_100_10,
 467         .ledb = RPC_LED_TX_RX,
 468 };
 469
 470 static struct resource smc91x_resources[] = {
 471         {
 472                 .name = "smc91x-regs",
 473                 .start = 0x20310300,
 474                 .end = 0x20310300 + 16,
 475                 .flags = IORESOURCE_MEM,
 476         }, {
 477                 .start = IRQ_PF0,
 478                 .end = IRQ_PF0,
 479                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 480         },
 481 };
 482 static struct platform_device smc91x_device = {
 483         .name = "smc91x",
 484         .id = 0,
 485         .num_resources = ARRAY_SIZE(smc91x_resources),
 486         .resource = smc91x_resources,
 487         .dev    = {
 488                 .platform_data  = &smc91x_info,
 489         },
 490 };
 491 #endif  /* CONFIG_SMC91X */
 492
 493 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 494 /* all SPI peripherals info goes here */
 495 #if IS_ENABLED(CONFIG_MTD_M25P80)
 496 /* SPI flash chip (m25p16) */
 497 static struct mtd_partition bfin_spi_flash_partitions[] = {
 498         {
 499                 .name = "bootloader(spi)",
 500                 .size = 0x00040000,
 501                 .offset = 0,
 502                 .mask_flags = MTD_CAP_ROM
 503         }, {
 504                 .name = "linux kernel(spi)",
 505                 .size = 0x1c0000,
 506                 .offset = 0x40000
 507         }
 508 };
 509
 510 static struct flash_platform_data bfin_spi_flash_data = {
 511         .name = "m25p80",
 512         .parts = bfin_spi_flash_partitions,
 513         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 514         .type = "m25p16",
 515 };
 516
 517 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 518         .enable_dma = 0,         /* use dma transfer with this chip*/
 519 };
 520 #endif  /* CONFIG_MTD_M25P80 */
 521 #endif  /* CONFIG_SPI_BFIN5XX */
 522
 523 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879)
 524 #include <linux/spi/ad7879.h>
 525 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
 526         .model                  = 7879, /* Model = AD7879 */
 527         .x_plate_ohms           = 620,  /* 620 Ohm from the touch datasheet */
 528         .pressure_max           = 10000,
 529         .pressure_min           = 0,
 530         .first_conversion_delay = 3,    /* wait 512us before do a first conversion */
 531         .acquisition_time       = 1,    /* 4us acquisition time per sample */
 532         .median                 = 2,    /* do 8 measurements */
 533         .averaging              = 1,    /* take the average of 4 middle samples */
 534         .pen_down_acc_interval  = 255,  /* 9.4 ms */
 535         .gpio_export            = 1,    /* Export GPIO to gpiolib */
 536         .gpio_base              = -1,   /* Dynamic allocation */
 537 };
 538 #endif  /* CONFIG_TOUCHSCREEN_AD7879 */
 539
 540 #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1)
 541 #include <asm/bfin-lq035q1.h>
 542
 543 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
 544         .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
 545         .ppi_mode = USE_RGB565_16_BIT_PPI,
 546         .use_bl = 0,    /* let something else control the LCD Blacklight */
 547         .gpio_bl = GPIO_PF7,
 548 };
 549
 550 static struct resource bfin_lq035q1_resources[] = {
 551         {
 552                 .start = IRQ_PPI_ERROR,
 553                 .end = IRQ_PPI_ERROR,
 554                 .flags = IORESOURCE_IRQ,
 555         },
 556 };
 557
 558 static struct platform_device bfin_lq035q1_device = {
 559         .name           = "bfin-lq035q1",
 560         .id             = -1,
 561         .num_resources  = ARRAY_SIZE(bfin_lq035q1_resources),
 562         .resource       = bfin_lq035q1_resources,
 563         .dev            = {
 564                 .platform_data = &bfin_lq035q1_data,
 565         },
 566 };
 567 #endif  /* CONFIG_FB_BFIN_LQ035Q1 */
 568
 569 static struct spi_board_info bf538_spi_board_info[] __initdata = {
 570 #if IS_ENABLED(CONFIG_MTD_M25P80)
 571         {
 572                 /* the modalias must be the same as spi device driver name */
 573                 .modalias = "m25p80", /* Name of spi_driver for this device */
 574                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 575                 .bus_num = 0, /* Framework bus number */
 576                 .chip_select = 1, /* SPI_SSEL1*/
 577                 .platform_data = &bfin_spi_flash_data,
 578                 .controller_data = &spi_flash_chip_info,
 579                 .mode = SPI_MODE_3,
 580         },
 581 #endif  /* CONFIG_MTD_M25P80 */
 582 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879_SPI)
 583         {
 584                 .modalias = "ad7879",
 585                 .platform_data = &bfin_ad7879_ts_info,
 586                 .irq = IRQ_PF3,
 587                 .max_speed_hz = 5000000,     /* max spi clock (SCK) speed in HZ */
 588                 .bus_num = 0,
 589                 .chip_select = 1,
 590                 .mode = SPI_CPHA | SPI_CPOL,
 591         },
 592 #endif  /* CONFIG_TOUCHSCREEN_AD7879_SPI */
 593 #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1)
 594         {
 595                 .modalias = "bfin-lq035q1-spi",
 596                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 597                 .bus_num = 0,
 598                 .chip_select = 2,
 599                 .mode = SPI_CPHA | SPI_CPOL,
 600         },
 601 #endif  /* CONFIG_FB_BFIN_LQ035Q1 */
 602 #if IS_ENABLED(CONFIG_SPI_SPIDEV)
 603         {
 604                 .modalias = "spidev",
 605                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 606                 .bus_num = 0,
 607                 .chip_select = 1,
 608         },
 609 #endif  /* CONFIG_SPI_SPIDEV */
 610 };
 611
 612 /* SPI (0) */
 613 static struct resource bfin_spi0_resource[] = {
 614         [0] = {
 615                 .start = SPI0_REGBASE,
 616                 .end   = SPI0_REGBASE + 0xFF,
 617                 .flags = IORESOURCE_MEM,
 618         },
 619         [1] = {
 620                 .start = CH_SPI0,
 621                 .end   = CH_SPI0,
 622                 .flags = IORESOURCE_DMA,
 623         },
 624         [2] = {
 625                 .start = IRQ_SPI0,
 626                 .end   = IRQ_SPI0,
 627                 .flags = IORESOURCE_IRQ,
 628         }
 629 };
 630
 631 /* SPI (1) */
 632 static struct resource bfin_spi1_resource[] = {
 633         [0] = {
 634                 .start = SPI1_REGBASE,
 635                 .end   = SPI1_REGBASE + 0xFF,
 636                 .flags = IORESOURCE_MEM,
 637         },
 638         [1] = {
 639                 .start = CH_SPI1,
 640                 .end   = CH_SPI1,
 641                 .flags = IORESOURCE_DMA,
 642         },
 643         [2] = {
 644                 .start = IRQ_SPI1,
 645                 .end   = IRQ_SPI1,
 646                 .flags = IORESOURCE_IRQ,
 647         }
 648 };
 649
 650 /* SPI (2) */
 651 static struct resource bfin_spi2_resource[] = {
 652         [0] = {
 653                 .start = SPI2_REGBASE,
 654                 .end   = SPI2_REGBASE + 0xFF,
 655                 .flags = IORESOURCE_MEM,
 656         },
 657         [1] = {
 658                 .start = CH_SPI2,
 659                 .end   = CH_SPI2,
 660                 .flags = IORESOURCE_DMA,
 661         },
 662         [2] = {
 663                 .start = IRQ_SPI2,
 664                 .end   = IRQ_SPI2,
 665                 .flags = IORESOURCE_IRQ,
 666         }
 667 };
 668
 669 /* SPI controller data */
 670 static struct bfin5xx_spi_master bf538_spi_master_info0 = {
 671         .num_chipselect = 8,
 672         .enable_dma = 1,  /* master has the ability to do dma transfer */
 673         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 674 };
 675
 676 static struct platform_device bf538_spi_master0 = {
 677         .name = "bfin-spi",
 678         .id = 0, /* Bus number */
 679         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 680         .resource = bfin_spi0_resource,
 681         .dev = {
 682                 .platform_data = &bf538_spi_master_info0, /* Passed to driver */
 683                 },
 684 };
 685
 686 static struct bfin5xx_spi_master bf538_spi_master_info1 = {
 687         .num_chipselect = 2,
 688         .enable_dma = 1,  /* master has the ability to do dma transfer */
 689         .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
 690 };
 691
 692 static struct platform_device bf538_spi_master1 = {
 693         .name = "bfin-spi",
 694         .id = 1, /* Bus number */
 695         .num_resources = ARRAY_SIZE(bfin_spi1_resource),
 696         .resource = bfin_spi1_resource,
 697         .dev = {
 698                 .platform_data = &bf538_spi_master_info1, /* Passed to driver */
 699                 },
 700 };
 701
 702 static struct bfin5xx_spi_master bf538_spi_master_info2 = {
 703         .num_chipselect = 2,
 704         .enable_dma = 1,  /* master has the ability to do dma transfer */
 705         .pin_req = {P_SPI2_SCK, P_SPI2_MISO, P_SPI2_MOSI, 0},
 706 };
 707
 708 static struct platform_device bf538_spi_master2 = {
 709         .name = "bfin-spi",
 710         .id = 2, /* Bus number */
 711         .num_resources = ARRAY_SIZE(bfin_spi2_resource),
 712         .resource = bfin_spi2_resource,
 713         .dev = {
 714                 .platform_data = &bf538_spi_master_info2, /* Passed to driver */
 715                 },
 716 };
 717
 718 #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI)
 719 static const u16 bfin_twi0_pins[] = {P_TWI0_SCL, P_TWI0_SDA, 0};
 720
 721 static struct resource bfin_twi0_resource[] = {
 722         [0] = {
 723                 .start = TWI0_REGBASE,
 724                 .end   = TWI0_REGBASE + 0xFF,
 725                 .flags = IORESOURCE_MEM,
 726         },
 727         [1] = {
 728                 .start = IRQ_TWI0,
 729                 .end   = IRQ_TWI0,
 730                 .flags = IORESOURCE_IRQ,
 731         },
 732 };
 733
 734 static struct platform_device i2c_bfin_twi0_device = {
 735         .name = "i2c-bfin-twi",
 736         .id = 0,
 737         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 738         .resource = bfin_twi0_resource,
 739         .dev = {
 740                 .platform_data = &bfin_twi0_pins,
 741         },
 742 };
 743
 744 static const u16 bfin_twi1_pins[] = {P_TWI1_SCL, P_TWI1_SDA, 0};
 745
 746 static struct resource bfin_twi1_resource[] = {
 747         [0] = {
 748                 .start = TWI1_REGBASE,
 749                 .end   = TWI1_REGBASE + 0xFF,
 750                 .flags = IORESOURCE_MEM,
 751         },
 752         [1] = {
 753                 .start = IRQ_TWI1,
 754                 .end   = IRQ_TWI1,
 755                 .flags = IORESOURCE_IRQ,
 756         },
 757 };
 758
 759 static struct platform_device i2c_bfin_twi1_device = {
 760         .name = "i2c-bfin-twi",
 761         .id = 1,
 762         .num_resources = ARRAY_SIZE(bfin_twi1_resource),
 763         .resource = bfin_twi1_resource,
 764 };
 765 #endif  /* CONFIG_I2C_BLACKFIN_TWI */
 766
 767 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 768 #include <linux/gpio_keys.h>
 769
 770 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 771         {BTN_0, GPIO_PC7, 1, "gpio-keys: BTN0"},
 772 };
 773
 774 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 775         .buttons        = bfin_gpio_keys_table,
 776         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 777 };
 778
 779 static struct platform_device bfin_device_gpiokeys = {
 780         .name      = "gpio-keys",
 781         .dev = {
 782                 .platform_data = &bfin_gpio_keys_data,
 783         },
 784 };
 785 #endif
 786
 787 static const unsigned int cclk_vlev_datasheet[] =
 788 {
 789 /*
 790  * Internal VLEV BF538SBBC1533
 791  ****temporarily using these values until data sheet is updated
 792  */
 793         VRPAIR(VLEV_100, 150000000),
 794         VRPAIR(VLEV_100, 250000000),
 795         VRPAIR(VLEV_110, 276000000),
 796         VRPAIR(VLEV_115, 301000000),
 797         VRPAIR(VLEV_120, 525000000),
 798         VRPAIR(VLEV_125, 550000000),
 799         VRPAIR(VLEV_130, 600000000),
 800 };
 801
 802 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 803         .tuple_tab = cclk_vlev_datasheet,
 804         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 805         .vr_settling_time = 25 /* us */,
 806 };
 807
 808 static struct platform_device bfin_dpmc = {
 809         .name = "bfin dpmc",
 810         .dev = {
 811                 .platform_data = &bfin_dmpc_vreg_data,
 812         },
 813 };
 814
 815 #if IS_ENABLED(CONFIG_MTD_PHYSMAP)
 816 static struct mtd_partition ezkit_partitions[] = {
 817         {
 818                 .name       = "bootloader(nor)",
 819                 .size       = 0x40000,
 820                 .offset     = 0,
 821         }, {
 822                 .name       = "linux kernel(nor)",
 823                 .size       = 0x180000,
 824                 .offset     = MTDPART_OFS_APPEND,
 825         }, {
 826                 .name       = "file system(nor)",
 827                 .size       = MTDPART_SIZ_FULL,
 828                 .offset     = MTDPART_OFS_APPEND,
 829         }
 830 };
 831
 832 static struct physmap_flash_data ezkit_flash_data = {
 833         .width      = 2,
 834         .parts      = ezkit_partitions,
 835         .nr_parts   = ARRAY_SIZE(ezkit_partitions),
 836 };
 837
 838 static struct resource ezkit_flash_resource = {
 839         .start = 0x20000000,
 840 #if IS_ENABLED(CONFIG_SMC91X)
 841         .end   = 0x202fffff,
 842 #else
 843         .end   = 0x203fffff,
 844 #endif
 845         .flags = IORESOURCE_MEM,
 846 };
 847
 848 static struct platform_device ezkit_flash_device = {
 849         .name          = "physmap-flash",
 850         .id            = 0,
 851         .dev = {
 852                 .platform_data = &ezkit_flash_data,
 853         },
 854         .num_resources = 1,
 855         .resource      = &ezkit_flash_resource,
 856 };
 857 #endif
 858
 859 static struct platform_device *cm_bf538_devices[] __initdata = {
 860
 861         &bfin_dpmc,
 862
 863 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
 864         &rtc_device,
 865 #endif
 866
 867 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 868 #ifdef CONFIG_SERIAL_BFIN_UART0
 869         &bfin_uart0_device,
 870 #endif
 871 #ifdef CONFIG_SERIAL_BFIN_UART1
 872         &bfin_uart1_device,
 873 #endif
 874 #ifdef CONFIG_SERIAL_BFIN_UART2
 875         &bfin_uart2_device,
 876 #endif
 877 #endif
 878
 879 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 880         &bf538_spi_master0,
 881         &bf538_spi_master1,
 882         &bf538_spi_master2,
 883 #endif
 884
 885 #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI)
 886         &i2c_bfin_twi0_device,
 887         &i2c_bfin_twi1_device,
 888 #endif
 889
 890 #if IS_ENABLED(CONFIG_BFIN_SIR)
 891 #ifdef CONFIG_BFIN_SIR0
 892         &bfin_sir0_device,
 893 #endif
 894 #ifdef CONFIG_BFIN_SIR1
 895         &bfin_sir1_device,
 896 #endif
 897 #ifdef CONFIG_BFIN_SIR2
 898         &bfin_sir2_device,
 899 #endif
 900 #endif
 901
 902 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
 903 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 904         &bfin_sport0_uart_device,
 905 #endif
 906 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 907         &bfin_sport1_uart_device,
 908 #endif
 909 #ifdef CONFIG_SERIAL_BFIN_SPORT2_UART
 910         &bfin_sport2_uart_device,
 911 #endif
 912 #ifdef CONFIG_SERIAL_BFIN_SPORT3_UART
 913         &bfin_sport3_uart_device,
 914 #endif
 915 #endif
 916
 917 #if IS_ENABLED(CONFIG_CAN_BFIN)
 918         &bfin_can_device,
 919 #endif
 920
 921 #if IS_ENABLED(CONFIG_SMC91X)
 922         &smc91x_device,
 923 #endif
 924
 925 #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1)
 926         &bfin_lq035q1_device,
 927 #endif
 928
 929 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
 930         &bfin_device_gpiokeys,
 931 #endif
 932
 933 #if IS_ENABLED(CONFIG_MTD_PHYSMAP)
 934         &ezkit_flash_device,
 935 #endif
 936 };
 937
 938 static int __init ezkit_init(void)
 939 {
 940         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 941         platform_add_devices(cm_bf538_devices, ARRAY_SIZE(cm_bf538_devices));
 942
 943 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 944         spi_register_board_info(bf538_spi_board_info,
 945                         ARRAY_SIZE(bf538_spi_board_info));
 946 #endif
 947
 948         return 0;
 949 }
 950
 951 arch_initcall(ezkit_init);
 952
 953 static struct platform_device *ezkit_early_devices[] __initdata = {
 954 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 955 #ifdef CONFIG_SERIAL_BFIN_UART0
 956         &bfin_uart0_device,
 957 #endif
 958 #ifdef CONFIG_SERIAL_BFIN_UART1
 959         &bfin_uart1_device,
 960 #endif
 961 #ifdef CONFIG_SERIAL_BFIN_UART2
 962         &bfin_uart2_device,
 963 #endif
 964 #endif
 965
 966 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
 967 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
 968         &bfin_sport0_uart_device,
 969 #endif
 970 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 971         &bfin_sport1_uart_device,
 972 #endif
 973 #ifdef CONFIG_SERIAL_BFIN_SPORT2_UART
 974         &bfin_sport2_uart_device,
 975 #endif
 976 #ifdef CONFIG_SERIAL_BFIN_SPORT3_UART
 977         &bfin_sport3_uart_device,
 978 #endif
 979 #endif
 980 };
 981
 982 void __init native_machine_early_platform_add_devices(void)
 983 {
 984         printk(KERN_INFO "register early platform devices\n");
 985         early_platform_add_devices(ezkit_early_devices,
 986                 ARRAY_SIZE(ezkit_early_devices));
 987 }