arch/blackfin/mach-bf537/boards/stamp.c

   1 /*
   2  * File:         arch/blackfin/mach-bf537/boards/stamp.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.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 2004-2006 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/ata_platform.h>
  42 #include <linux/irq.h>
  43 #include <linux/interrupt.h>
  44 #include <linux/i2c.h>
  45 #include <linux/usb/sl811.h>
  46 #include <asm/dma.h>
  47 #include <asm/bfin5xx_spi.h>
  48 #include <asm/reboot.h>
  49 #include <asm/portmux.h>
  50 #include <asm/dpmc.h>
  51 #include <linux/spi/ad7877.h>
  52
  53 /*
  54  * Name the Board for the /proc/cpuinfo
  55  */
  56 const char bfin_board_name[] = "ADDS-BF537-STAMP";
  57
  58 /*
  59  *  Driver needs to know address, irq and flag pin.
  60  */
  61
  62 #define ISP1761_BASE       0x203C0000
  63 #define ISP1761_IRQ        IRQ_PF7
  64
  65 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
  66 static struct resource bfin_isp1761_resources[] = {
  67         [0] = {
  68                 .name   = "isp1761-regs",
  69                 .start  = ISP1761_BASE + 0x00000000,
  70                 .end    = ISP1761_BASE + 0x000fffff,
  71                 .flags  = IORESOURCE_MEM,
  72         },
  73         [1] = {
  74                 .start  = ISP1761_IRQ,
  75                 .end    = ISP1761_IRQ,
  76                 .flags  = IORESOURCE_IRQ,
  77         },
  78 };
  79
  80 static struct platform_device bfin_isp1761_device = {
  81         .name           = "isp1761",
  82         .id             = 0,
  83         .num_resources  = ARRAY_SIZE(bfin_isp1761_resources),
  84         .resource       = bfin_isp1761_resources,
  85 };
  86
  87 static struct platform_device *bfin_isp1761_devices[] = {
  88         &bfin_isp1761_device,
  89 };
  90
  91 int __init bfin_isp1761_init(void)
  92 {
  93         unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices);
  94
  95         printk(KERN_INFO "%s(): registering device resources\n", __func__);
  96         set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
  97
  98         return platform_add_devices(bfin_isp1761_devices, num_devices);
  99 }
 100
 101 void __exit bfin_isp1761_exit(void)
 102 {
 103         platform_device_unregister(&bfin_isp1761_device);
 104 }
 105
 106 arch_initcall(bfin_isp1761_init);
 107 #endif
 108
 109 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 110 #include <linux/input.h>
 111 #include <linux/gpio_keys.h>
 112
 113 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 114         {BTN_0, GPIO_PF2, 1, "gpio-keys: BTN0"},
 115         {BTN_1, GPIO_PF3, 1, "gpio-keys: BTN1"},
 116         {BTN_2, GPIO_PF4, 1, "gpio-keys: BTN2"},
 117         {BTN_3, GPIO_PF5, 1, "gpio-keys: BTN3"},
 118 };
 119
 120 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 121         .buttons        = bfin_gpio_keys_table,
 122         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 123 };
 124
 125 static struct platform_device bfin_device_gpiokeys = {
 126         .name      = "gpio-keys",
 127         .dev = {
 128                 .platform_data = &bfin_gpio_keys_data,
 129         },
 130 };
 131 #endif
 132
 133 static struct resource bfin_gpios_resources = {
 134         .start = 0,
 135         .end   = MAX_BLACKFIN_GPIOS - 1,
 136         .flags = IORESOURCE_IRQ,
 137 };
 138
 139 static struct platform_device bfin_gpios_device = {
 140         .name = "simple-gpio",
 141         .id = -1,
 142         .num_resources = 1,
 143         .resource = &bfin_gpios_resources,
 144 };
 145
 146 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 147 static struct resource bfin_pcmcia_cf_resources[] = {
 148         {
 149                 .start = 0x20310000, /* IO PORT */
 150                 .end = 0x20312000,
 151                 .flags = IORESOURCE_MEM,
 152         }, {
 153                 .start = 0x20311000, /* Attribute Memory */
 154                 .end = 0x20311FFF,
 155                 .flags = IORESOURCE_MEM,
 156         }, {
 157                 .start = IRQ_PF4,
 158                 .end = IRQ_PF4,
 159                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 160         }, {
 161                 .start = 6, /* Card Detect PF6 */
 162                 .end = 6,
 163                 .flags = IORESOURCE_IRQ,
 164         },
 165 };
 166
 167 static struct platform_device bfin_pcmcia_cf_device = {
 168         .name = "bfin_cf_pcmcia",
 169         .id = -1,
 170         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
 171         .resource = bfin_pcmcia_cf_resources,
 172 };
 173 #endif
 174
 175 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 176 static struct platform_device rtc_device = {
 177         .name = "rtc-bfin",
 178         .id   = -1,
 179 };
 180 #endif
 181
 182 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 183 static struct resource smc91x_resources[] = {
 184         {
 185                 .name = "smc91x-regs",
 186                 .start = 0x20300300,
 187                 .end = 0x20300300 + 16,
 188                 .flags = IORESOURCE_MEM,
 189         }, {
 190
 191                 .start = IRQ_PF7,
 192                 .end = IRQ_PF7,
 193                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 194         },
 195 };
 196 static struct platform_device smc91x_device = {
 197         .name = "smc91x",
 198         .id = 0,
 199         .num_resources = ARRAY_SIZE(smc91x_resources),
 200         .resource = smc91x_resources,
 201 };
 202 #endif
 203
 204 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 205 static struct resource dm9000_resources[] = {
 206         [0] = {
 207                 .start  = 0x203FB800,
 208                 .end    = 0x203FB800 + 8,
 209                 .flags  = IORESOURCE_MEM,
 210         },
 211         [1] = {
 212                 .start  = IRQ_PF9,
 213                 .end    = IRQ_PF9,
 214                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
 215         },
 216 };
 217
 218 static struct platform_device dm9000_device = {
 219         .name           = "dm9000",
 220         .id             = -1,
 221         .num_resources  = ARRAY_SIZE(dm9000_resources),
 222         .resource       = dm9000_resources,
 223 };
 224 #endif
 225
 226 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
 227 static struct resource ax88180_resources[] = {
 228         [0] = {
 229                 .start  = 0x20300000,
 230                 .end    = 0x20300000 + 0x8000,
 231                 .flags  = IORESOURCE_MEM,
 232         },
 233         [1] = {
 234                 .start  = IRQ_PF7,
 235                 .end    = IRQ_PF7,
 236                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL),
 237         },
 238 };
 239
 240 static struct platform_device ax88180_device = {
 241         .name           = "ax88180",
 242         .id             = -1,
 243         .num_resources  = ARRAY_SIZE(ax88180_resources),
 244         .resource       = ax88180_resources,
 245 };
 246 #endif
 247
 248 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 249 static struct resource sl811_hcd_resources[] = {
 250         {
 251                 .start = 0x20340000,
 252                 .end = 0x20340000,
 253                 .flags = IORESOURCE_MEM,
 254         }, {
 255                 .start = 0x20340004,
 256                 .end = 0x20340004,
 257                 .flags = IORESOURCE_MEM,
 258         }, {
 259                 .start = CONFIG_USB_SL811_BFIN_IRQ,
 260                 .end = CONFIG_USB_SL811_BFIN_IRQ,
 261                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 262         },
 263 };
 264
 265 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 266 void sl811_port_power(struct device *dev, int is_on)
 267 {
 268         gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
 269         gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
 270 }
 271 #endif
 272
 273 static struct sl811_platform_data sl811_priv = {
 274         .potpg = 10,
 275         .power = 250,       /* == 500mA */
 276 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 277         .port_power = &sl811_port_power,
 278 #endif
 279 };
 280
 281 static struct platform_device sl811_hcd_device = {
 282         .name = "sl811-hcd",
 283         .id = 0,
 284         .dev = {
 285                 .platform_data = &sl811_priv,
 286         },
 287         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
 288         .resource = sl811_hcd_resources,
 289 };
 290 #endif
 291
 292 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 293 static struct resource isp1362_hcd_resources[] = {
 294         {
 295                 .start = 0x20360000,
 296                 .end = 0x20360000,
 297                 .flags = IORESOURCE_MEM,
 298         }, {
 299                 .start = 0x20360004,
 300                 .end = 0x20360004,
 301                 .flags = IORESOURCE_MEM,
 302         }, {
 303                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 304                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 305                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 306         },
 307 };
 308
 309 static struct isp1362_platform_data isp1362_priv = {
 310         .sel15Kres = 1,
 311         .clknotstop = 0,
 312         .oc_enable = 0,
 313         .int_act_high = 0,
 314         .int_edge_triggered = 0,
 315         .remote_wakeup_connected = 0,
 316         .no_power_switching = 1,
 317         .power_switching_mode = 0,
 318 };
 319
 320 static struct platform_device isp1362_hcd_device = {
 321         .name = "isp1362-hcd",
 322         .id = 0,
 323         .dev = {
 324                 .platform_data = &isp1362_priv,
 325         },
 326         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 327         .resource = isp1362_hcd_resources,
 328 };
 329 #endif
 330
 331 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 332 static struct platform_device bfin_mac_device = {
 333         .name = "bfin_mac",
 334 };
 335 #endif
 336
 337 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 338 static struct resource net2272_bfin_resources[] = {
 339         {
 340                 .start = 0x20300000,
 341                 .end = 0x20300000 + 0x100,
 342                 .flags = IORESOURCE_MEM,
 343         }, {
 344                 .start = IRQ_PF7,
 345                 .end = IRQ_PF7,
 346                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 347         },
 348 };
 349
 350 static struct platform_device net2272_bfin_device = {
 351         .name = "net2272",
 352         .id = -1,
 353         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 354         .resource = net2272_bfin_resources,
 355 };
 356 #endif
 357
 358 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 359 static struct mtd_partition stamp_partitions[] = {
 360         {
 361                 .name       = "Bootloader",
 362                 .size       = 0x40000,
 363                 .offset     = 0,
 364         }, {
 365                 .name       = "Kernel",
 366                 .size       = 0xE0000,
 367                 .offset     = MTDPART_OFS_APPEND,
 368         }, {
 369                 .name       = "RootFS",
 370                 .size       = 0x400000 - 0x40000 - 0xE0000 - 0x10000,
 371                 .offset     = MTDPART_OFS_APPEND,
 372         }, {
 373                 .name       = "MAC Address",
 374                 .size       = MTDPART_SIZ_FULL,
 375                 .offset     = 0x3F0000,
 376                 .mask_flags = MTD_WRITEABLE,
 377         }
 378 };
 379
 380 static struct physmap_flash_data stamp_flash_data = {
 381         .width      = 2,
 382         .parts      = stamp_partitions,
 383         .nr_parts   = ARRAY_SIZE(stamp_partitions),
 384 };
 385
 386 static struct resource stamp_flash_resource = {
 387         .start = 0x20000000,
 388         .end   = 0x203fffff,
 389         .flags = IORESOURCE_MEM,
 390 };
 391
 392 static struct platform_device stamp_flash_device = {
 393         .name          = "physmap-flash",
 394         .id            = 0,
 395         .dev = {
 396                 .platform_data = &stamp_flash_data,
 397         },
 398         .num_resources = 1,
 399         .resource      = &stamp_flash_resource,
 400 };
 401 #endif
 402
 403 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 404 /* all SPI peripherals info goes here */
 405
 406 #if defined(CONFIG_MTD_M25P80) \
 407         || defined(CONFIG_MTD_M25P80_MODULE)
 408 static struct mtd_partition bfin_spi_flash_partitions[] = {
 409         {
 410                 .name = "bootloader",
 411                 .size = 0x00040000,
 412                 .offset = 0,
 413                 .mask_flags = MTD_CAP_ROM
 414         }, {
 415                 .name = "kernel",
 416                 .size = 0xe0000,
 417                 .offset = MTDPART_OFS_APPEND,
 418         }, {
 419                 .name = "file system",
 420                 .size = MTDPART_SIZ_FULL,
 421                 .offset = MTDPART_OFS_APPEND,
 422         }
 423 };
 424
 425 static struct flash_platform_data bfin_spi_flash_data = {
 426         .name = "m25p80",
 427         .parts = bfin_spi_flash_partitions,
 428         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 429         .type = "m25p64",
 430 };
 431
 432 /* SPI flash chip (m25p64) */
 433 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 434         .enable_dma = 0,         /* use dma transfer with this chip*/
 435         .bits_per_word = 8,
 436 };
 437 #endif
 438
 439 #if defined(CONFIG_SPI_ADC_BF533) \
 440         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 441 /* SPI ADC chip */
 442 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 443         .enable_dma = 1,         /* use dma transfer with this chip*/
 444         .bits_per_word = 16,
 445 };
 446 #endif
 447
 448 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 449         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 450 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 451         .enable_dma = 0,
 452         .bits_per_word = 16,
 453 };
 454 #endif
 455
 456 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 457 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 458         .enable_dma = 0,
 459         .bits_per_word = 16,
 460 };
 461 #endif
 462
 463 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 464 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 465         .enable_dma = 1,
 466         .bits_per_word = 8,
 467 };
 468 #endif
 469
 470 #if defined(CONFIG_PBX)
 471 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
 472         .ctl_reg        = 0x4, /* send zero */
 473         .enable_dma     = 0,
 474         .bits_per_word  = 8,
 475         .cs_change_per_word = 1,
 476 };
 477 #endif
 478
 479 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 480 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 481         .enable_dma = 0,
 482         .bits_per_word = 16,
 483 };
 484
 485 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 486         .model                  = 7877,
 487         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 488         .x_plate_ohms           = 419,
 489         .y_plate_ohms           = 486,
 490         .pressure_max           = 1000,
 491         .pressure_min           = 0,
 492         .stopacq_polarity       = 1,
 493         .first_conversion_delay = 3,
 494         .acquisition_time       = 1,
 495         .averaging              = 1,
 496         .pen_down_acc_interval  = 1,
 497 };
 498 #endif
 499
 500 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 501 static struct bfin5xx_spi_chip spidev_chip_info = {
 502         .enable_dma = 0,
 503         .bits_per_word = 8,
 504 };
 505 #endif
 506
 507 #if defined(CONFIG_MTD_DATAFLASH) \
 508         || defined(CONFIG_MTD_DATAFLASH_MODULE)
 509 /* DataFlash chip */
 510 static struct bfin5xx_spi_chip data_flash_chip_info = {
 511         .enable_dma = 0,         /* use dma transfer with this chip*/
 512         .bits_per_word = 8,
 513 };
 514 #endif
 515
 516 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 517 #if defined(CONFIG_MTD_M25P80) \
 518         || defined(CONFIG_MTD_M25P80_MODULE)
 519         {
 520                 /* the modalias must be the same as spi device driver name */
 521                 .modalias = "m25p80", /* Name of spi_driver for this device */
 522                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 523                 .bus_num = 0, /* Framework bus number */
 524                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 525                 .platform_data = &bfin_spi_flash_data,
 526                 .controller_data = &spi_flash_chip_info,
 527                 .mode = SPI_MODE_3,
 528         },
 529 #endif
 530 #if defined(CONFIG_MTD_DATAFLASH) \
 531         || defined(CONFIG_MTD_DATAFLASH_MODULE)
 532         {       /* DataFlash chip */
 533                 .modalias = "mtd_dataflash",
 534                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 535                 .bus_num = 0, /* Framework bus number */
 536                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 537                 .controller_data = &data_flash_chip_info,
 538                 .mode = SPI_MODE_3,
 539         },
 540 #endif
 541 #if defined(CONFIG_SPI_ADC_BF533) \
 542         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 543         {
 544                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 545                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 546                 .bus_num = 0, /* Framework bus number */
 547                 .chip_select = 1, /* Framework chip select. */
 548                 .platform_data = NULL, /* No spi_driver specific config */
 549                 .controller_data = &spi_adc_chip_info,
 550         },
 551 #endif
 552
 553 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 554         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 555         {
 556                 .modalias = "ad1836-spi",
 557                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 558                 .bus_num = 0,
 559                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 560                 .controller_data = &ad1836_spi_chip_info,
 561         },
 562 #endif
 563 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 564         {
 565                 .modalias = "ad9960-spi",
 566                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 567                 .bus_num = 0,
 568                 .chip_select = 1,
 569                 .controller_data = &ad9960_spi_chip_info,
 570         },
 571 #endif
 572 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 573         {
 574                 .modalias = "spi_mmc_dummy",
 575                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 576                 .bus_num = 0,
 577                 .chip_select = 0,
 578                 .platform_data = NULL,
 579                 .controller_data = &spi_mmc_chip_info,
 580                 .mode = SPI_MODE_3,
 581         },
 582         {
 583                 .modalias = "spi_mmc",
 584                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 585                 .bus_num = 0,
 586                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 587                 .platform_data = NULL,
 588                 .controller_data = &spi_mmc_chip_info,
 589                 .mode = SPI_MODE_3,
 590         },
 591 #endif
 592 #if defined(CONFIG_PBX)
 593         {
 594                 .modalias = "fxs-spi",
 595                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 596                 .bus_num = 0,
 597                 .chip_select = 8 - CONFIG_J11_JUMPER,
 598                 .controller_data = &spi_si3xxx_chip_info,
 599                 .mode = SPI_MODE_3,
 600         },
 601         {
 602                 .modalias = "fxo-spi",
 603                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 604                 .bus_num = 0,
 605                 .chip_select = 8 - CONFIG_J19_JUMPER,
 606                 .controller_data = &spi_si3xxx_chip_info,
 607                 .mode = SPI_MODE_3,
 608         },
 609 #endif
 610 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 611         {
 612                 .modalias               = "ad7877",
 613                 .platform_data          = &bfin_ad7877_ts_info,
 614                 .irq                    = IRQ_PF6,
 615                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
 616                 .bus_num        = 0,
 617                 .chip_select  = 1,
 618                 .controller_data = &spi_ad7877_chip_info,
 619         },
 620 #endif
 621 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 622         {
 623                 .modalias = "spidev",
 624                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 625                 .bus_num = 0,
 626                 .chip_select = 1,
 627                 .controller_data = &spidev_chip_info,
 628         },
 629 #endif
 630 };
 631
 632 /* SPI controller data */
 633 static struct bfin5xx_spi_master bfin_spi0_info = {
 634         .num_chipselect = 8,
 635         .enable_dma = 1,  /* master has the ability to do dma transfer */
 636         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 637 };
 638
 639 /* SPI (0) */
 640 static struct resource bfin_spi0_resource[] = {
 641         [0] = {
 642                 .start = SPI0_REGBASE,
 643                 .end   = SPI0_REGBASE + 0xFF,
 644                 .flags = IORESOURCE_MEM,
 645                 },
 646         [1] = {
 647                 .start = CH_SPI,
 648                 .end   = CH_SPI,
 649                 .flags = IORESOURCE_IRQ,
 650         },
 651 };
 652
 653 static struct platform_device bfin_spi0_device = {
 654         .name = "bfin-spi",
 655         .id = 0, /* Bus number */
 656         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 657         .resource = bfin_spi0_resource,
 658         .dev = {
 659                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 660         },
 661 };
 662 #endif  /* spi master and devices */
 663
 664 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 665 static struct platform_device bfin_fb_device = {
 666         .name = "bf537-lq035",
 667 };
 668 #endif
 669
 670 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 671 static struct platform_device bfin_fb_adv7393_device = {
 672         .name = "bfin-adv7393",
 673 };
 674 #endif
 675
 676 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 677 static struct resource bfin_uart_resources[] = {
 678 #ifdef CONFIG_SERIAL_BFIN_UART0
 679         {
 680                 .start = 0xFFC00400,
 681                 .end = 0xFFC004FF,
 682                 .flags = IORESOURCE_MEM,
 683         },
 684 #endif
 685 #ifdef CONFIG_SERIAL_BFIN_UART1
 686         {
 687                 .start = 0xFFC02000,
 688                 .end = 0xFFC020FF,
 689                 .flags = IORESOURCE_MEM,
 690         },
 691 #endif
 692 };
 693
 694 static struct platform_device bfin_uart_device = {
 695         .name = "bfin-uart",
 696         .id = 1,
 697         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 698         .resource = bfin_uart_resources,
 699 };
 700 #endif
 701
 702 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 703 static struct resource bfin_sir_resources[] = {
 704 #ifdef CONFIG_BFIN_SIR0
 705         {
 706                 .start = 0xFFC00400,
 707                 .end = 0xFFC004FF,
 708                 .flags = IORESOURCE_MEM,
 709         },
 710 #endif
 711 #ifdef CONFIG_BFIN_SIR1
 712         {
 713                 .start = 0xFFC02000,
 714                 .end = 0xFFC020FF,
 715                 .flags = IORESOURCE_MEM,
 716         },
 717 #endif
 718 };
 719
 720 static struct platform_device bfin_sir_device = {
 721         .name = "bfin_sir",
 722         .id = 0,
 723         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 724         .resource = bfin_sir_resources,
 725 };
 726 #endif
 727
 728 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 729 static struct resource bfin_twi0_resource[] = {
 730         [0] = {
 731                 .start = TWI0_REGBASE,
 732                 .end   = TWI0_REGBASE,
 733                 .flags = IORESOURCE_MEM,
 734         },
 735         [1] = {
 736                 .start = IRQ_TWI,
 737                 .end   = IRQ_TWI,
 738                 .flags = IORESOURCE_IRQ,
 739         },
 740 };
 741
 742 static struct platform_device i2c_bfin_twi_device = {
 743         .name = "i2c-bfin-twi",
 744         .id = 0,
 745         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 746         .resource = bfin_twi0_resource,
 747 };
 748 #endif
 749
 750 #ifdef CONFIG_I2C_BOARDINFO
 751 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 752 #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE)
 753         {
 754                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
 755                 .irq = 55,
 756         },
 757 #endif
 758 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
 759         {
 760                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 761         },
 762 #endif
 763 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
 764         {
 765                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 766                 .irq = 72,
 767         },
 768 #endif
 769 };
 770 #endif
 771
 772 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 773 static struct platform_device bfin_sport0_uart_device = {
 774         .name = "bfin-sport-uart",
 775         .id = 0,
 776 };
 777
 778 static struct platform_device bfin_sport1_uart_device = {
 779         .name = "bfin-sport-uart",
 780         .id = 1,
 781 };
 782 #endif
 783
 784 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 785 #define PATA_INT        55
 786
 787 static struct pata_platform_info bfin_pata_platform_data = {
 788         .ioport_shift = 1,
 789         .irq_flags = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 790 };
 791
 792 static struct resource bfin_pata_resources[] = {
 793         {
 794                 .start = 0x20314020,
 795                 .end = 0x2031403F,
 796                 .flags = IORESOURCE_MEM,
 797         },
 798         {
 799                 .start = 0x2031401C,
 800                 .end = 0x2031401F,
 801                 .flags = IORESOURCE_MEM,
 802         },
 803         {
 804                 .start = PATA_INT,
 805                 .end = PATA_INT,
 806                 .flags = IORESOURCE_IRQ,
 807         },
 808 };
 809
 810 static struct platform_device bfin_pata_device = {
 811         .name = "pata_platform",
 812         .id = -1,
 813         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 814         .resource = bfin_pata_resources,
 815         .dev = {
 816                 .platform_data = &bfin_pata_platform_data,
 817         }
 818 };
 819 #endif
 820
 821 static const unsigned int cclk_vlev_datasheet[] =
 822 {
 823         VRPAIR(VLEV_085, 250000000),
 824         VRPAIR(VLEV_090, 376000000),
 825         VRPAIR(VLEV_095, 426000000),
 826         VRPAIR(VLEV_100, 426000000),
 827         VRPAIR(VLEV_105, 476000000),
 828         VRPAIR(VLEV_110, 476000000),
 829         VRPAIR(VLEV_115, 476000000),
 830         VRPAIR(VLEV_120, 500000000),
 831         VRPAIR(VLEV_125, 533000000),
 832         VRPAIR(VLEV_130, 600000000),
 833 };
 834
 835 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 836         .tuple_tab = cclk_vlev_datasheet,
 837         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 838         .vr_settling_time = 25 /* us */,
 839 };
 840
 841 static struct platform_device bfin_dpmc = {
 842         .name = "bfin dpmc",
 843         .dev = {
 844                 .platform_data = &bfin_dmpc_vreg_data,
 845         },
 846 };
 847
 848 static struct platform_device *stamp_devices[] __initdata = {
 849
 850         &bfin_dpmc,
 851
 852 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 853         &bfin_pcmcia_cf_device,
 854 #endif
 855
 856 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 857         &rtc_device,
 858 #endif
 859
 860 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 861         &sl811_hcd_device,
 862 #endif
 863
 864 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 865         &isp1362_hcd_device,
 866 #endif
 867
 868 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 869         &smc91x_device,
 870 #endif
 871
 872 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 873         &dm9000_device,
 874 #endif
 875
 876 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
 877         &ax88180_device,
 878 #endif
 879
 880 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 881         &bfin_mac_device,
 882 #endif
 883
 884 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 885         &net2272_bfin_device,
 886 #endif
 887
 888 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 889         &bfin_spi0_device,
 890 #endif
 891
 892 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 893         &bfin_fb_device,
 894 #endif
 895
 896 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 897         &bfin_fb_adv7393_device,
 898 #endif
 899
 900 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 901         &bfin_uart_device,
 902 #endif
 903
 904 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 905         &bfin_sir_device,
 906 #endif
 907
 908 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 909         &i2c_bfin_twi_device,
 910 #endif
 911
 912 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 913         &bfin_sport0_uart_device,
 914         &bfin_sport1_uart_device,
 915 #endif
 916
 917 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 918         &bfin_pata_device,
 919 #endif
 920
 921 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 922         &bfin_device_gpiokeys,
 923 #endif
 924
 925         &bfin_gpios_device,
 926
 927 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 928         &stamp_flash_device,
 929 #endif
 930 };
 931
 932 static int __init stamp_init(void)
 933 {
 934         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 935
 936 #ifdef CONFIG_I2C_BOARDINFO
 937         i2c_register_board_info(0, bfin_i2c_board_info,
 938                                 ARRAY_SIZE(bfin_i2c_board_info));
 939 #endif
 940
 941         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 942 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 943         spi_register_board_info(bfin_spi_board_info,
 944                                 ARRAY_SIZE(bfin_spi_board_info));
 945 #endif
 946
 947 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 948         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 949 #endif
 950
 951         return 0;
 952 }
 953
 954 arch_initcall(stamp_init);
 955
 956 void native_machine_restart(char *cmd)
 957 {
 958         /* workaround reboot hang when booting from SPI */
 959         if ((bfin_read_SYSCR() & 0x7) == 0x3)
 960                 bfin_gpio_reset_spi0_ssel1();
 961 }
 962
 963 /*
 964  * Currently the MAC address is saved in Flash by U-Boot
 965  */
 966 #define FLASH_MAC       0x203f0000
 967 void bfin_get_ether_addr(char *addr)
 968 {
 969         *(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC);
 970         *(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4);
 971 }
 972 EXPORT_SYMBOL(bfin_get_ether_addr);