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   1 /*
   2  * File:         arch/blackfin/mach-bf527/boards/ezkit.c
   3  * Based on:     arch/blackfin/mach-bf537/boards/stamp.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Created:
   7  * Description:
   8  *
   9  * Modified:
  10  *               Copyright 2005 National ICT Australia (NICTA)
  11  *               Copyright 2004-2008 Analog Devices Inc.
  12  *
  13  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  14  *
  15  * This program is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License as published by
  17  * the Free Software Foundation; either version 2 of the License, or
  18  * (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, see the file COPYING, or write
  27  * to the Free Software Foundation, Inc.,
  28  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  29  */
  30
  31 #include <linux/device.h>
  32 #include <linux/platform_device.h>
  33 #include <linux/mtd/mtd.h>
  34 #include <linux/mtd/partitions.h>
  35 #include <linux/mtd/physmap.h>
  36 #include <linux/spi/spi.h>
  37 #include <linux/spi/flash.h>
  38 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  39 #include <linux/usb/isp1362.h>
  40 #endif
  41 #include <linux/i2c.h>
  42 #include <linux/irq.h>
  43 #include <linux/interrupt.h>
  44 #include <linux/usb/sl811.h>
  45 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
  46 #include <linux/usb/musb.h>
  47 #endif
  48 #include <asm/cplb.h>
  49 #include <asm/dma.h>
  50 #include <asm/bfin5xx_spi.h>
  51 #include <asm/reboot.h>
  52 #include <asm/nand.h>
  53 #include <asm/portmux.h>
  54 #include <asm/dpmc.h>
  55 #include <linux/spi/ad7877.h>
  56
  57 /*
  58  * Name the Board for the /proc/cpuinfo
  59  */
  60 const char bfin_board_name[] = "ADDS-BF527-EZKIT";
  61
  62 /*
  63  *  Driver needs to know address, irq and flag pin.
  64  */
  65
  66 #define ISP1761_BASE       0x203C0000
  67 #define ISP1761_IRQ        IRQ_PF7
  68
  69 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
  70 static struct resource bfin_isp1761_resources[] = {
  71         [0] = {
  72                 .name   = "isp1761-regs",
  73                 .start  = ISP1761_BASE + 0x00000000,
  74                 .end    = ISP1761_BASE + 0x000fffff,
  75                 .flags  = IORESOURCE_MEM,
  76         },
  77         [1] = {
  78                 .start  = ISP1761_IRQ,
  79                 .end    = ISP1761_IRQ,
  80                 .flags  = IORESOURCE_IRQ,
  81         },
  82 };
  83
  84 static struct platform_device bfin_isp1761_device = {
  85         .name           = "isp1761",
  86         .id             = 0,
  87         .num_resources  = ARRAY_SIZE(bfin_isp1761_resources),
  88         .resource       = bfin_isp1761_resources,
  89 };
  90
  91 static struct platform_device *bfin_isp1761_devices[] = {
  92         &bfin_isp1761_device,
  93 };
  94
  95 int __init bfin_isp1761_init(void)
  96 {
  97         unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices);
  98
  99         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 100         set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
 101
 102         return platform_add_devices(bfin_isp1761_devices, num_devices);
 103 }
 104
 105 void __exit bfin_isp1761_exit(void)
 106 {
 107         platform_device_unregister(&bfin_isp1761_device);
 108 }
 109
 110 arch_initcall(bfin_isp1761_init);
 111 #endif
 112
 113 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
 114 static struct resource musb_resources[] = {
 115         [0] = {
 116                 .start  = 0xffc03800,
 117                 .end    = 0xffc03cff,
 118                 .flags  = IORESOURCE_MEM,
 119         },
 120         [1] = { /* general IRQ */
 121                 .start  = IRQ_USB_INT0,
 122                 .end    = IRQ_USB_INT0,
 123                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 124         },
 125         [2] = { /* DMA IRQ */
 126                 .start  = IRQ_USB_DMA,
 127                 .end    = IRQ_USB_DMA,
 128                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 129         },
 130 };
 131
 132 static struct musb_hdrc_platform_data musb_plat = {
 133 #if defined(CONFIG_USB_MUSB_OTG)
 134         .mode           = MUSB_OTG,
 135 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
 136         .mode           = MUSB_HOST,
 137 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
 138         .mode           = MUSB_PERIPHERAL,
 139 #endif
 140         .multipoint     = 0,
 141 };
 142
 143 static u64 musb_dmamask = ~(u32)0;
 144
 145 static struct platform_device musb_device = {
 146         .name           = "musb_hdrc",
 147         .id             = 0,
 148         .dev = {
 149                 .dma_mask               = &musb_dmamask,
 150                 .coherent_dma_mask      = 0xffffffff,
 151                 .platform_data          = &musb_plat,
 152         },
 153         .num_resources  = ARRAY_SIZE(musb_resources),
 154         .resource       = musb_resources,
 155 };
 156 #endif
 157
 158 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
 159
 160 static struct resource bf52x_t350mcqb_resources[] = {
 161         {
 162                 .start = IRQ_PPI_ERROR,
 163                 .end = IRQ_PPI_ERROR,
 164                 .flags = IORESOURCE_IRQ,
 165         },
 166 };
 167
 168 static struct platform_device bf52x_t350mcqb_device = {
 169         .name           = "bfin-t350mcqb",
 170         .id             = -1,
 171         .num_resources  = ARRAY_SIZE(bf52x_t350mcqb_resources),
 172         .resource       = bf52x_t350mcqb_resources,
 173 };
 174 #endif
 175
 176 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 177 static struct mtd_partition ezkit_partitions[] = {
 178         {
 179                 .name       = "bootloader(nor)",
 180                 .size       = 0x40000,
 181                 .offset     = 0,
 182         }, {
 183                 .name       = "linux kernel(nor)",
 184                 .size       = 0x1C0000,
 185                 .offset     = MTDPART_OFS_APPEND,
 186         }, {
 187                 .name       = "file system(nor)",
 188                 .size       = MTDPART_SIZ_FULL,
 189                 .offset     = MTDPART_OFS_APPEND,
 190         }
 191 };
 192
 193 static struct physmap_flash_data ezkit_flash_data = {
 194         .width      = 2,
 195         .parts      = ezkit_partitions,
 196         .nr_parts   = ARRAY_SIZE(ezkit_partitions),
 197 };
 198
 199 static struct resource ezkit_flash_resource = {
 200         .start = 0x20000000,
 201         .end   = 0x203fffff,
 202         .flags = IORESOURCE_MEM,
 203 };
 204
 205 static struct platform_device ezkit_flash_device = {
 206         .name          = "physmap-flash",
 207         .id            = 0,
 208         .dev = {
 209                 .platform_data = &ezkit_flash_data,
 210         },
 211         .num_resources = 1,
 212         .resource      = &ezkit_flash_resource,
 213 };
 214 #endif
 215
 216 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
 217 static struct mtd_partition partition_info[] = {
 218         {
 219                 .name = "linux kernel(nand)",
 220                 .offset = 0,
 221                 .size = 4 * SIZE_1M,
 222         },
 223         {
 224                 .name = "file system(nand)",
 225                 .offset = MTDPART_OFS_APPEND,
 226                 .size = MTDPART_SIZ_FULL,
 227         },
 228 };
 229
 230 static struct bf5xx_nand_platform bf5xx_nand_platform = {
 231         .page_size = NFC_PG_SIZE_256,
 232         .data_width = NFC_NWIDTH_8,
 233         .partitions = partition_info,
 234         .nr_partitions = ARRAY_SIZE(partition_info),
 235         .rd_dly = 3,
 236         .wr_dly = 3,
 237 };
 238
 239 static struct resource bf5xx_nand_resources[] = {
 240         {
 241                 .start = NFC_CTL,
 242                 .end = NFC_DATA_RD + 2,
 243                 .flags = IORESOURCE_MEM,
 244         },
 245         {
 246                 .start = CH_NFC,
 247                 .end = CH_NFC,
 248                 .flags = IORESOURCE_IRQ,
 249         },
 250 };
 251
 252 static struct platform_device bf5xx_nand_device = {
 253         .name = "bf5xx-nand",
 254         .id = 0,
 255         .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
 256         .resource = bf5xx_nand_resources,
 257         .dev = {
 258                 .platform_data = &bf5xx_nand_platform,
 259         },
 260 };
 261 #endif
 262
 263 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 264 static struct resource bfin_pcmcia_cf_resources[] = {
 265         {
 266                 .start = 0x20310000, /* IO PORT */
 267                 .end = 0x20312000,
 268                 .flags = IORESOURCE_MEM,
 269         }, {
 270                 .start = 0x20311000, /* Attribute Memory */
 271                 .end = 0x20311FFF,
 272                 .flags = IORESOURCE_MEM,
 273         }, {
 274                 .start = IRQ_PF4,
 275                 .end = IRQ_PF4,
 276                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 277         }, {
 278                 .start = 6, /* Card Detect PF6 */
 279                 .end = 6,
 280                 .flags = IORESOURCE_IRQ,
 281         },
 282 };
 283
 284 static struct platform_device bfin_pcmcia_cf_device = {
 285         .name = "bfin_cf_pcmcia",
 286         .id = -1,
 287         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
 288         .resource = bfin_pcmcia_cf_resources,
 289 };
 290 #endif
 291
 292 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 293 static struct platform_device rtc_device = {
 294         .name = "rtc-bfin",
 295         .id   = -1,
 296 };
 297 #endif
 298
 299 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 300 static struct resource smc91x_resources[] = {
 301         {
 302                 .name = "smc91x-regs",
 303                 .start = 0x20300300,
 304                 .end = 0x20300300 + 16,
 305                 .flags = IORESOURCE_MEM,
 306         }, {
 307
 308                 .start = IRQ_PF7,
 309                 .end = IRQ_PF7,
 310                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 311         },
 312 };
 313 static struct platform_device smc91x_device = {
 314         .name = "smc91x",
 315         .id = 0,
 316         .num_resources = ARRAY_SIZE(smc91x_resources),
 317         .resource = smc91x_resources,
 318 };
 319 #endif
 320
 321 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 322 static struct resource dm9000_resources[] = {
 323         [0] = {
 324                 .start  = 0x203FB800,
 325                 .end    = 0x203FB800 + 1,
 326                 .flags  = IORESOURCE_MEM,
 327         },
 328         [1] = {
 329                 .start  = 0x203FB800 + 4,
 330                 .end    = 0x203FB800 + 5,
 331                 .flags  = IORESOURCE_MEM,
 332         },
 333         [2] = {
 334                 .start  = IRQ_PF9,
 335                 .end    = IRQ_PF9,
 336                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
 337         },
 338 };
 339
 340 static struct platform_device dm9000_device = {
 341         .name           = "dm9000",
 342         .id             = -1,
 343         .num_resources  = ARRAY_SIZE(dm9000_resources),
 344         .resource       = dm9000_resources,
 345 };
 346 #endif
 347
 348 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 349 static struct resource sl811_hcd_resources[] = {
 350         {
 351                 .start = 0x20340000,
 352                 .end = 0x20340000,
 353                 .flags = IORESOURCE_MEM,
 354         }, {
 355                 .start = 0x20340004,
 356                 .end = 0x20340004,
 357                 .flags = IORESOURCE_MEM,
 358         }, {
 359                 .start = CONFIG_USB_SL811_BFIN_IRQ,
 360                 .end = CONFIG_USB_SL811_BFIN_IRQ,
 361                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 362         },
 363 };
 364
 365 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 366 void sl811_port_power(struct device *dev, int is_on)
 367 {
 368         gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
 369         gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
 370 }
 371 #endif
 372
 373 static struct sl811_platform_data sl811_priv = {
 374         .potpg = 10,
 375         .power = 250,       /* == 500mA */
 376 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 377         .port_power = &sl811_port_power,
 378 #endif
 379 };
 380
 381 static struct platform_device sl811_hcd_device = {
 382         .name = "sl811-hcd",
 383         .id = 0,
 384         .dev = {
 385                 .platform_data = &sl811_priv,
 386         },
 387         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
 388         .resource = sl811_hcd_resources,
 389 };
 390 #endif
 391
 392 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 393 static struct resource isp1362_hcd_resources[] = {
 394         {
 395                 .start = 0x20360000,
 396                 .end = 0x20360000,
 397                 .flags = IORESOURCE_MEM,
 398         }, {
 399                 .start = 0x20360004,
 400                 .end = 0x20360004,
 401                 .flags = IORESOURCE_MEM,
 402         }, {
 403                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 404                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 405                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 406         },
 407 };
 408
 409 static struct isp1362_platform_data isp1362_priv = {
 410         .sel15Kres = 1,
 411         .clknotstop = 0,
 412         .oc_enable = 0,
 413         .int_act_high = 0,
 414         .int_edge_triggered = 0,
 415         .remote_wakeup_connected = 0,
 416         .no_power_switching = 1,
 417         .power_switching_mode = 0,
 418 };
 419
 420 static struct platform_device isp1362_hcd_device = {
 421         .name = "isp1362-hcd",
 422         .id = 0,
 423         .dev = {
 424                 .platform_data = &isp1362_priv,
 425         },
 426         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 427         .resource = isp1362_hcd_resources,
 428 };
 429 #endif
 430
 431 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 432 static struct platform_device bfin_mac_device = {
 433         .name = "bfin_mac",
 434 };
 435 #endif
 436
 437 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 438 static struct resource net2272_bfin_resources[] = {
 439         {
 440                 .start = 0x20300000,
 441                 .end = 0x20300000 + 0x100,
 442                 .flags = IORESOURCE_MEM,
 443         }, {
 444                 .start = IRQ_PF7,
 445                 .end = IRQ_PF7,
 446                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 447         },
 448 };
 449
 450 static struct platform_device net2272_bfin_device = {
 451         .name = "net2272",
 452         .id = -1,
 453         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 454         .resource = net2272_bfin_resources,
 455 };
 456 #endif
 457
 458 #if defined(CONFIG_MTD_M25P80) \
 459         || defined(CONFIG_MTD_M25P80_MODULE)
 460 static struct mtd_partition bfin_spi_flash_partitions[] = {
 461         {
 462                 .name = "bootloader(spi)",
 463                 .size = 0x00040000,
 464                 .offset = 0,
 465                 .mask_flags = MTD_CAP_ROM
 466         }, {
 467                 .name = "linux kernel(spi)",
 468                 .size = MTDPART_SIZ_FULL,
 469                 .offset = MTDPART_OFS_APPEND,
 470         }
 471 };
 472
 473 static struct flash_platform_data bfin_spi_flash_data = {
 474         .name = "m25p80",
 475         .parts = bfin_spi_flash_partitions,
 476         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 477         .type = "m25p16",
 478 };
 479
 480 /* SPI flash chip (m25p64) */
 481 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 482         .enable_dma = 0,         /* use dma transfer with this chip*/
 483         .bits_per_word = 8,
 484 };
 485 #endif
 486
 487 #if defined(CONFIG_SPI_ADC_BF533) \
 488         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 489 /* SPI ADC chip */
 490 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 491         .enable_dma = 1,         /* use dma transfer with this chip*/
 492         .bits_per_word = 16,
 493 };
 494 #endif
 495
 496 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 497         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 498 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 499         .enable_dma = 0,
 500         .bits_per_word = 16,
 501 };
 502 #endif
 503
 504 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 505 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 506         .enable_dma = 0,
 507         .bits_per_word = 16,
 508 };
 509 #endif
 510
 511 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 512 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 513         .enable_dma = 1,
 514         .bits_per_word = 8,
 515 };
 516 #endif
 517
 518 #if defined(CONFIG_PBX)
 519 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
 520         .ctl_reg        = 0x4, /* send zero */
 521         .enable_dma     = 0,
 522         .bits_per_word  = 8,
 523         .cs_change_per_word = 1,
 524 };
 525 #endif
 526
 527 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 528 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 529         .enable_dma = 0,
 530         .bits_per_word = 16,
 531 };
 532
 533 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 534         .model                  = 7877,
 535         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 536         .x_plate_ohms           = 419,
 537         .y_plate_ohms           = 486,
 538         .pressure_max           = 1000,
 539         .pressure_min           = 0,
 540         .stopacq_polarity       = 1,
 541         .first_conversion_delay = 3,
 542         .acquisition_time       = 1,
 543         .averaging              = 1,
 544         .pen_down_acc_interval  = 1,
 545 };
 546 #endif
 547
 548 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
 549          && defined(CONFIG_SND_SOC_WM8731_SPI)
 550 static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
 551         .enable_dma = 0,
 552         .bits_per_word = 16,
 553 };
 554 #endif
 555
 556 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 557 static struct bfin5xx_spi_chip spidev_chip_info = {
 558         .enable_dma = 0,
 559         .bits_per_word = 8,
 560 };
 561 #endif
 562
 563 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 564 #if defined(CONFIG_MTD_M25P80) \
 565         || defined(CONFIG_MTD_M25P80_MODULE)
 566         {
 567                 /* the modalias must be the same as spi device driver name */
 568                 .modalias = "m25p80", /* Name of spi_driver for this device */
 569                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 570                 .bus_num = 0, /* Framework bus number */
 571                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 572                 .platform_data = &bfin_spi_flash_data,
 573                 .controller_data = &spi_flash_chip_info,
 574                 .mode = SPI_MODE_3,
 575         },
 576 #endif
 577
 578 #if defined(CONFIG_SPI_ADC_BF533) \
 579         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 580         {
 581                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 582                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 583                 .bus_num = 0, /* Framework bus number */
 584                 .chip_select = 1, /* Framework chip select. */
 585                 .platform_data = NULL, /* No spi_driver specific config */
 586                 .controller_data = &spi_adc_chip_info,
 587         },
 588 #endif
 589
 590 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 591         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 592         {
 593                 .modalias = "ad1836-spi",
 594                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 595                 .bus_num = 0,
 596                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 597                 .controller_data = &ad1836_spi_chip_info,
 598         },
 599 #endif
 600 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 601         {
 602                 .modalias = "ad9960-spi",
 603                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 604                 .bus_num = 0,
 605                 .chip_select = 1,
 606                 .controller_data = &ad9960_spi_chip_info,
 607         },
 608 #endif
 609 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 610         {
 611                 .modalias = "spi_mmc_dummy",
 612                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 613                 .bus_num = 0,
 614                 .chip_select = 0,
 615                 .platform_data = NULL,
 616                 .controller_data = &spi_mmc_chip_info,
 617                 .mode = SPI_MODE_3,
 618         },
 619         {
 620                 .modalias = "spi_mmc",
 621                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 622                 .bus_num = 0,
 623                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 624                 .platform_data = NULL,
 625                 .controller_data = &spi_mmc_chip_info,
 626                 .mode = SPI_MODE_3,
 627         },
 628 #endif
 629 #if defined(CONFIG_PBX)
 630         {
 631                 .modalias = "fxs-spi",
 632                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 633                 .bus_num = 0,
 634                 .chip_select = 8 - CONFIG_J11_JUMPER,
 635                 .controller_data = &spi_si3xxx_chip_info,
 636                 .mode = SPI_MODE_3,
 637         },
 638         {
 639                 .modalias = "fxo-spi",
 640                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 641                 .bus_num = 0,
 642                 .chip_select = 8 - CONFIG_J19_JUMPER,
 643                 .controller_data = &spi_si3xxx_chip_info,
 644                 .mode = SPI_MODE_3,
 645         },
 646 #endif
 647 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 648         {
 649                 .modalias               = "ad7877",
 650                 .platform_data          = &bfin_ad7877_ts_info,
 651                 .irq                    = IRQ_PF8,
 652                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
 653                 .bus_num        = 0,
 654                 .chip_select  = 2,
 655                 .controller_data = &spi_ad7877_chip_info,
 656         },
 657 #endif
 658 #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
 659          && defined(CONFIG_SND_SOC_WM8731_SPI)
 660         {
 661                 .modalias       = "wm8731",
 662                 .max_speed_hz   = 3125000,     /* max spi clock (SCK) speed in HZ */
 663                 .bus_num        = 0,
 664                 .chip_select    = 5,
 665                 .controller_data = &spi_wm8731_chip_info,
 666                 .mode = SPI_MODE_0,
 667         },
 668 #endif
 669 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 670         {
 671                 .modalias = "spidev",
 672                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 673                 .bus_num = 0,
 674                 .chip_select = 1,
 675                 .controller_data = &spidev_chip_info,
 676         },
 677 #endif
 678 };
 679
 680 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 681 /* SPI controller data */
 682 static struct bfin5xx_spi_master bfin_spi0_info = {
 683         .num_chipselect = 8,
 684         .enable_dma = 1,  /* master has the ability to do dma transfer */
 685         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 686 };
 687
 688 /* SPI (0) */
 689 static struct resource bfin_spi0_resource[] = {
 690         [0] = {
 691                 .start = SPI0_REGBASE,
 692                 .end   = SPI0_REGBASE + 0xFF,
 693                 .flags = IORESOURCE_MEM,
 694                 },
 695         [1] = {
 696                 .start = CH_SPI,
 697                 .end   = CH_SPI,
 698                 .flags = IORESOURCE_IRQ,
 699         },
 700 };
 701
 702 static struct platform_device bfin_spi0_device = {
 703         .name = "bfin-spi",
 704         .id = 0, /* Bus number */
 705         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 706         .resource = bfin_spi0_resource,
 707         .dev = {
 708                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 709         },
 710 };
 711 #endif  /* spi master and devices */
 712
 713 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 714 static struct platform_device bfin_fb_device = {
 715         .name = "bf537-lq035",
 716 };
 717 #endif
 718
 719 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 720 static struct platform_device bfin_fb_adv7393_device = {
 721         .name = "bfin-adv7393",
 722 };
 723 #endif
 724
 725 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 726 static struct resource bfin_uart_resources[] = {
 727 #ifdef CONFIG_SERIAL_BFIN_UART0
 728         {
 729                 .start = 0xFFC00400,
 730                 .end = 0xFFC004FF,
 731                 .flags = IORESOURCE_MEM,
 732         },
 733 #endif
 734 #ifdef CONFIG_SERIAL_BFIN_UART1
 735         {
 736                 .start = 0xFFC02000,
 737                 .end = 0xFFC020FF,
 738                 .flags = IORESOURCE_MEM,
 739         },
 740 #endif
 741 };
 742
 743 static struct platform_device bfin_uart_device = {
 744         .name = "bfin-uart",
 745         .id = 1,
 746         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 747         .resource = bfin_uart_resources,
 748 };
 749 #endif
 750
 751 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 752 static struct resource bfin_sir_resources[] = {
 753 #ifdef CONFIG_BFIN_SIR0
 754         {
 755                 .start = 0xFFC00400,
 756                 .end = 0xFFC004FF,
 757                 .flags = IORESOURCE_MEM,
 758         },
 759 #endif
 760 #ifdef CONFIG_BFIN_SIR1
 761         {
 762                 .start = 0xFFC02000,
 763                 .end = 0xFFC020FF,
 764                 .flags = IORESOURCE_MEM,
 765         },
 766 #endif
 767 };
 768
 769 static struct platform_device bfin_sir_device = {
 770         .name = "bfin_sir",
 771         .id = 0,
 772         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 773         .resource = bfin_sir_resources,
 774 };
 775 #endif
 776
 777 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 778 static struct resource bfin_twi0_resource[] = {
 779         [0] = {
 780                 .start = TWI0_REGBASE,
 781                 .end   = TWI0_REGBASE,
 782                 .flags = IORESOURCE_MEM,
 783         },
 784         [1] = {
 785                 .start = IRQ_TWI,
 786                 .end   = IRQ_TWI,
 787                 .flags = IORESOURCE_IRQ,
 788         },
 789 };
 790
 791 static struct platform_device i2c_bfin_twi_device = {
 792         .name = "i2c-bfin-twi",
 793         .id = 0,
 794         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 795         .resource = bfin_twi0_resource,
 796 };
 797 #endif
 798
 799 #ifdef CONFIG_I2C_BOARDINFO
 800 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 801 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
 802         {
 803                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 804         },
 805 #endif
 806 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
 807         {
 808                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 809                 .irq = IRQ_PF8,
 810         },
 811 #endif
 812 };
 813 #endif
 814
 815 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 816 static struct platform_device bfin_sport0_uart_device = {
 817         .name = "bfin-sport-uart",
 818         .id = 0,
 819 };
 820
 821 static struct platform_device bfin_sport1_uart_device = {
 822         .name = "bfin-sport-uart",
 823         .id = 1,
 824 };
 825 #endif
 826
 827 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 828 #include <linux/input.h>
 829 #include <linux/gpio_keys.h>
 830
 831 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 832         {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
 833         {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
 834 };
 835
 836 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 837         .buttons        = bfin_gpio_keys_table,
 838         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 839 };
 840
 841 static struct platform_device bfin_device_gpiokeys = {
 842         .name      = "gpio-keys",
 843         .dev = {
 844                 .platform_data = &bfin_gpio_keys_data,
 845         },
 846 };
 847 #endif
 848
 849 static struct resource bfin_gpios_resources = {
 850         .start = 0,
 851         .end   = MAX_BLACKFIN_GPIOS - 1,
 852         .flags = IORESOURCE_IRQ,
 853 };
 854
 855 static struct platform_device bfin_gpios_device = {
 856         .name = "simple-gpio",
 857         .id = -1,
 858         .num_resources = 1,
 859         .resource = &bfin_gpios_resources,
 860 };
 861
 862 static const unsigned int cclk_vlev_datasheet[] =
 863 {
 864         VRPAIR(VLEV_100, 400000000),
 865         VRPAIR(VLEV_105, 426000000),
 866         VRPAIR(VLEV_110, 500000000),
 867         VRPAIR(VLEV_115, 533000000),
 868         VRPAIR(VLEV_120, 600000000),
 869 };
 870
 871 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 872         .tuple_tab = cclk_vlev_datasheet,
 873         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 874         .vr_settling_time = 25 /* us */,
 875 };
 876
 877 static struct platform_device bfin_dpmc = {
 878         .name = "bfin dpmc",
 879         .dev = {
 880                 .platform_data = &bfin_dmpc_vreg_data,
 881         },
 882 };
 883
 884 static struct platform_device *stamp_devices[] __initdata = {
 885
 886         &bfin_dpmc,
 887
 888 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
 889         &bf5xx_nand_device,
 890 #endif
 891
 892 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 893         &bfin_pcmcia_cf_device,
 894 #endif
 895
 896 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 897         &rtc_device,
 898 #endif
 899
 900 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 901         &sl811_hcd_device,
 902 #endif
 903
 904 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 905         &isp1362_hcd_device,
 906 #endif
 907
 908 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
 909         &musb_device,
 910 #endif
 911
 912 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 913         &smc91x_device,
 914 #endif
 915
 916 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 917         &dm9000_device,
 918 #endif
 919
 920 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 921         &bfin_mac_device,
 922 #endif
 923
 924 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 925         &net2272_bfin_device,
 926 #endif
 927
 928 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 929         &bfin_spi0_device,
 930 #endif
 931
 932 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 933         &bfin_fb_device,
 934 #endif
 935
 936 #if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
 937         &bf52x_t350mcqb_device,
 938 #endif
 939
 940 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 941         &bfin_fb_adv7393_device,
 942 #endif
 943
 944 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 945         &bfin_uart_device,
 946 #endif
 947
 948 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 949         &bfin_sir_device,
 950 #endif
 951
 952 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 953         &i2c_bfin_twi_device,
 954 #endif
 955
 956 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 957         &bfin_sport0_uart_device,
 958         &bfin_sport1_uart_device,
 959 #endif
 960
 961 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 962         &bfin_device_gpiokeys,
 963 #endif
 964
 965 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 966         &ezkit_flash_device,
 967 #endif
 968
 969         &bfin_gpios_device,
 970 };
 971
 972 static int __init stamp_init(void)
 973 {
 974         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 975
 976 #ifdef CONFIG_I2C_BOARDINFO
 977         i2c_register_board_info(0, bfin_i2c_board_info,
 978                                 ARRAY_SIZE(bfin_i2c_board_info));
 979 #endif
 980
 981         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 982         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 983         return 0;
 984 }
 985
 986 arch_initcall(stamp_init);
 987
 988 void native_machine_restart(char *cmd)
 989 {
 990         /* workaround reboot hang when booting from SPI */
 991         if ((bfin_read_SYSCR() & 0x7) == 0x3)
 992                 bfin_gpio_reset_spi0_ssel1();
 993 }
 994
 995 void bfin_get_ether_addr(char *addr)
 996 {
 997         /* the MAC is stored in OTP memory page 0xDF */
 998         u32 ret;
 999         u64 otp_mac;
1000         u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
1001
1002         ret = otp_read(0xDF, 0x00, &otp_mac);
1003         if (!(ret & 0x1)) {
1004                 char *otp_mac_p = (char *)&otp_mac;
1005                 for (ret = 0; ret < 6; ++ret)
1006                         addr[ret] = otp_mac_p[5 - ret];
1007         }
1008 }
1009 EXPORT_SYMBOL(bfin_get_ether_addr);