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   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_MTD_M25P80) \
 404         || defined(CONFIG_MTD_M25P80_MODULE)
 405 static struct mtd_partition bfin_spi_flash_partitions[] = {
 406         {
 407                 .name = "bootloader",
 408                 .size = 0x00040000,
 409                 .offset = 0,
 410                 .mask_flags = MTD_CAP_ROM
 411         }, {
 412                 .name = "kernel",
 413                 .size = 0xe0000,
 414                 .offset = MTDPART_OFS_APPEND,
 415         }, {
 416                 .name = "file system",
 417                 .size = MTDPART_SIZ_FULL,
 418                 .offset = MTDPART_OFS_APPEND,
 419         }
 420 };
 421
 422 static struct flash_platform_data bfin_spi_flash_data = {
 423         .name = "m25p80",
 424         .parts = bfin_spi_flash_partitions,
 425         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 426         .type = "m25p64",
 427 };
 428
 429 /* SPI flash chip (m25p64) */
 430 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 431         .enable_dma = 0,         /* use dma transfer with this chip*/
 432         .bits_per_word = 8,
 433 };
 434 #endif
 435
 436 #if defined(CONFIG_SPI_ADC_BF533) \
 437         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 438 /* SPI ADC chip */
 439 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 440         .enable_dma = 1,         /* use dma transfer with this chip*/
 441         .bits_per_word = 16,
 442 };
 443 #endif
 444
 445 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 446         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 447 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 448         .enable_dma = 0,
 449         .bits_per_word = 16,
 450 };
 451 #endif
 452
 453 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 454 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 455         .enable_dma = 0,
 456         .bits_per_word = 16,
 457 };
 458 #endif
 459
 460 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 461 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 462         .enable_dma = 1,
 463         .bits_per_word = 8,
 464 };
 465 #endif
 466
 467 #if defined(CONFIG_PBX)
 468 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
 469         .ctl_reg        = 0x4, /* send zero */
 470         .enable_dma     = 0,
 471         .bits_per_word  = 8,
 472         .cs_change_per_word = 1,
 473 };
 474 #endif
 475
 476 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 477 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 478         .enable_dma = 0,
 479         .bits_per_word = 16,
 480 };
 481
 482 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 483         .model                  = 7877,
 484         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 485         .x_plate_ohms           = 419,
 486         .y_plate_ohms           = 486,
 487         .pressure_max           = 1000,
 488         .pressure_min           = 0,
 489         .stopacq_polarity       = 1,
 490         .first_conversion_delay = 3,
 491         .acquisition_time       = 1,
 492         .averaging              = 1,
 493         .pen_down_acc_interval  = 1,
 494 };
 495 #endif
 496
 497 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 498 static struct bfin5xx_spi_chip spidev_chip_info = {
 499         .enable_dma = 0,
 500         .bits_per_word = 8,
 501 };
 502 #endif
 503
 504 #if defined(CONFIG_MTD_DATAFLASH) \
 505         || defined(CONFIG_MTD_DATAFLASH_MODULE)
 506 /* DataFlash chip */
 507 static struct bfin5xx_spi_chip data_flash_chip_info = {
 508         .enable_dma = 0,         /* use dma transfer with this chip*/
 509         .bits_per_word = 8,
 510 };
 511 #endif
 512
 513 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 514 #if defined(CONFIG_MTD_M25P80) \
 515         || defined(CONFIG_MTD_M25P80_MODULE)
 516         {
 517                 /* the modalias must be the same as spi device driver name */
 518                 .modalias = "m25p80", /* Name of spi_driver for this device */
 519                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 520                 .bus_num = 0, /* Framework bus number */
 521                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 522                 .platform_data = &bfin_spi_flash_data,
 523                 .controller_data = &spi_flash_chip_info,
 524                 .mode = SPI_MODE_3,
 525         },
 526 #endif
 527 #if defined(CONFIG_MTD_DATAFLASH) \
 528         || defined(CONFIG_MTD_DATAFLASH_MODULE)
 529         {       /* DataFlash chip */
 530                 .modalias = "mtd_dataflash",
 531                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 532                 .bus_num = 0, /* Framework bus number */
 533                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 534                 .controller_data = &data_flash_chip_info,
 535                 .mode = SPI_MODE_3,
 536         },
 537 #endif
 538 #if defined(CONFIG_SPI_ADC_BF533) \
 539         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 540         {
 541                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 542                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 543                 .bus_num = 0, /* Framework bus number */
 544                 .chip_select = 1, /* Framework chip select. */
 545                 .platform_data = NULL, /* No spi_driver specific config */
 546                 .controller_data = &spi_adc_chip_info,
 547         },
 548 #endif
 549
 550 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 551         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 552         {
 553                 .modalias = "ad1836-spi",
 554                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 555                 .bus_num = 0,
 556                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 557                 .controller_data = &ad1836_spi_chip_info,
 558         },
 559 #endif
 560 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 561         {
 562                 .modalias = "ad9960-spi",
 563                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 564                 .bus_num = 0,
 565                 .chip_select = 1,
 566                 .controller_data = &ad9960_spi_chip_info,
 567         },
 568 #endif
 569 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 570         {
 571                 .modalias = "spi_mmc_dummy",
 572                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 573                 .bus_num = 0,
 574                 .chip_select = 0,
 575                 .platform_data = NULL,
 576                 .controller_data = &spi_mmc_chip_info,
 577                 .mode = SPI_MODE_3,
 578         },
 579         {
 580                 .modalias = "spi_mmc",
 581                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 582                 .bus_num = 0,
 583                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 584                 .platform_data = NULL,
 585                 .controller_data = &spi_mmc_chip_info,
 586                 .mode = SPI_MODE_3,
 587         },
 588 #endif
 589 #if defined(CONFIG_PBX)
 590         {
 591                 .modalias = "fxs-spi",
 592                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 593                 .bus_num = 0,
 594                 .chip_select = 8 - CONFIG_J11_JUMPER,
 595                 .controller_data = &spi_si3xxx_chip_info,
 596                 .mode = SPI_MODE_3,
 597         },
 598         {
 599                 .modalias = "fxo-spi",
 600                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
 601                 .bus_num = 0,
 602                 .chip_select = 8 - CONFIG_J19_JUMPER,
 603                 .controller_data = &spi_si3xxx_chip_info,
 604                 .mode = SPI_MODE_3,
 605         },
 606 #endif
 607 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 608         {
 609                 .modalias               = "ad7877",
 610                 .platform_data          = &bfin_ad7877_ts_info,
 611                 .irq                    = IRQ_PF6,
 612                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
 613                 .bus_num        = 0,
 614                 .chip_select  = 1,
 615                 .controller_data = &spi_ad7877_chip_info,
 616         },
 617 #endif
 618 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 619         {
 620                 .modalias = "spidev",
 621                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 622                 .bus_num = 0,
 623                 .chip_select = 1,
 624                 .controller_data = &spidev_chip_info,
 625         },
 626 #endif
 627 };
 628
 629 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 630 /* SPI controller data */
 631 static struct bfin5xx_spi_master bfin_spi0_info = {
 632         .num_chipselect = 8,
 633         .enable_dma = 1,  /* master has the ability to do dma transfer */
 634         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 635 };
 636
 637 /* SPI (0) */
 638 static struct resource bfin_spi0_resource[] = {
 639         [0] = {
 640                 .start = SPI0_REGBASE,
 641                 .end   = SPI0_REGBASE + 0xFF,
 642                 .flags = IORESOURCE_MEM,
 643                 },
 644         [1] = {
 645                 .start = CH_SPI,
 646                 .end   = CH_SPI,
 647                 .flags = IORESOURCE_IRQ,
 648         },
 649 };
 650
 651 static struct platform_device bfin_spi0_device = {
 652         .name = "bfin-spi",
 653         .id = 0, /* Bus number */
 654         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 655         .resource = bfin_spi0_resource,
 656         .dev = {
 657                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 658         },
 659 };
 660 #endif  /* spi master and devices */
 661
 662 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 663 static struct platform_device bfin_fb_device = {
 664         .name = "bf537-lq035",
 665 };
 666 #endif
 667
 668 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 669 static struct platform_device bfin_fb_adv7393_device = {
 670         .name = "bfin-adv7393",
 671 };
 672 #endif
 673
 674 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 675 static struct resource bfin_uart_resources[] = {
 676 #ifdef CONFIG_SERIAL_BFIN_UART0
 677         {
 678                 .start = 0xFFC00400,
 679                 .end = 0xFFC004FF,
 680                 .flags = IORESOURCE_MEM,
 681         },
 682 #endif
 683 #ifdef CONFIG_SERIAL_BFIN_UART1
 684         {
 685                 .start = 0xFFC02000,
 686                 .end = 0xFFC020FF,
 687                 .flags = IORESOURCE_MEM,
 688         },
 689 #endif
 690 };
 691
 692 static struct platform_device bfin_uart_device = {
 693         .name = "bfin-uart",
 694         .id = 1,
 695         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 696         .resource = bfin_uart_resources,
 697 };
 698 #endif
 699
 700 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 701 static struct resource bfin_sir_resources[] = {
 702 #ifdef CONFIG_BFIN_SIR0
 703         {
 704                 .start = 0xFFC00400,
 705                 .end = 0xFFC004FF,
 706                 .flags = IORESOURCE_MEM,
 707         },
 708 #endif
 709 #ifdef CONFIG_BFIN_SIR1
 710         {
 711                 .start = 0xFFC02000,
 712                 .end = 0xFFC020FF,
 713                 .flags = IORESOURCE_MEM,
 714         },
 715 #endif
 716 };
 717
 718 static struct platform_device bfin_sir_device = {
 719         .name = "bfin_sir",
 720         .id = 0,
 721         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 722         .resource = bfin_sir_resources,
 723 };
 724 #endif
 725
 726 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 727 static struct resource bfin_twi0_resource[] = {
 728         [0] = {
 729                 .start = TWI0_REGBASE,
 730                 .end   = TWI0_REGBASE,
 731                 .flags = IORESOURCE_MEM,
 732         },
 733         [1] = {
 734                 .start = IRQ_TWI,
 735                 .end   = IRQ_TWI,
 736                 .flags = IORESOURCE_IRQ,
 737         },
 738 };
 739
 740 static struct platform_device i2c_bfin_twi_device = {
 741         .name = "i2c-bfin-twi",
 742         .id = 0,
 743         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 744         .resource = bfin_twi0_resource,
 745 };
 746 #endif
 747
 748 #ifdef CONFIG_I2C_BOARDINFO
 749 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 750 #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE)
 751         {
 752                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
 753                 .irq = 55,
 754         },
 755 #endif
 756 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
 757         {
 758                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
 759         },
 760 #endif
 761 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
 762         {
 763                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
 764                 .irq = 72,
 765         },
 766 #endif
 767 };
 768 #endif
 769
 770 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 771 static struct platform_device bfin_sport0_uart_device = {
 772         .name = "bfin-sport-uart",
 773         .id = 0,
 774 };
 775
 776 static struct platform_device bfin_sport1_uart_device = {
 777         .name = "bfin-sport-uart",
 778         .id = 1,
 779 };
 780 #endif
 781
 782 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 783 #define PATA_INT        55
 784
 785 static struct pata_platform_info bfin_pata_platform_data = {
 786         .ioport_shift = 1,
 787         .irq_flags = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 788 };
 789
 790 static struct resource bfin_pata_resources[] = {
 791         {
 792                 .start = 0x20314020,
 793                 .end = 0x2031403F,
 794                 .flags = IORESOURCE_MEM,
 795         },
 796         {
 797                 .start = 0x2031401C,
 798                 .end = 0x2031401F,
 799                 .flags = IORESOURCE_MEM,
 800         },
 801         {
 802                 .start = PATA_INT,
 803                 .end = PATA_INT,
 804                 .flags = IORESOURCE_IRQ,
 805         },
 806 };
 807
 808 static struct platform_device bfin_pata_device = {
 809         .name = "pata_platform",
 810         .id = -1,
 811         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 812         .resource = bfin_pata_resources,
 813         .dev = {
 814                 .platform_data = &bfin_pata_platform_data,
 815         }
 816 };
 817 #endif
 818
 819 static const unsigned int cclk_vlev_datasheet[] =
 820 {
 821         VRPAIR(VLEV_085, 250000000),
 822         VRPAIR(VLEV_090, 376000000),
 823         VRPAIR(VLEV_095, 426000000),
 824         VRPAIR(VLEV_100, 426000000),
 825         VRPAIR(VLEV_105, 476000000),
 826         VRPAIR(VLEV_110, 476000000),
 827         VRPAIR(VLEV_115, 476000000),
 828         VRPAIR(VLEV_120, 500000000),
 829         VRPAIR(VLEV_125, 533000000),
 830         VRPAIR(VLEV_130, 600000000),
 831 };
 832
 833 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 834         .tuple_tab = cclk_vlev_datasheet,
 835         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 836         .vr_settling_time = 25 /* us */,
 837 };
 838
 839 static struct platform_device bfin_dpmc = {
 840         .name = "bfin dpmc",
 841         .dev = {
 842                 .platform_data = &bfin_dmpc_vreg_data,
 843         },
 844 };
 845
 846 static struct platform_device *stamp_devices[] __initdata = {
 847
 848         &bfin_dpmc,
 849
 850 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 851         &bfin_pcmcia_cf_device,
 852 #endif
 853
 854 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 855         &rtc_device,
 856 #endif
 857
 858 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 859         &sl811_hcd_device,
 860 #endif
 861
 862 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 863         &isp1362_hcd_device,
 864 #endif
 865
 866 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 867         &smc91x_device,
 868 #endif
 869
 870 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 871         &dm9000_device,
 872 #endif
 873
 874 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
 875         &ax88180_device,
 876 #endif
 877
 878 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 879         &bfin_mac_device,
 880 #endif
 881
 882 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 883         &net2272_bfin_device,
 884 #endif
 885
 886 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 887         &bfin_spi0_device,
 888 #endif
 889
 890 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 891         &bfin_fb_device,
 892 #endif
 893
 894 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
 895         &bfin_fb_adv7393_device,
 896 #endif
 897
 898 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 899         &bfin_uart_device,
 900 #endif
 901
 902 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 903         &bfin_sir_device,
 904 #endif
 905
 906 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 907         &i2c_bfin_twi_device,
 908 #endif
 909
 910 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 911         &bfin_sport0_uart_device,
 912         &bfin_sport1_uart_device,
 913 #endif
 914
 915 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 916         &bfin_pata_device,
 917 #endif
 918
 919 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 920         &bfin_device_gpiokeys,
 921 #endif
 922
 923         &bfin_gpios_device,
 924
 925 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 926         &stamp_flash_device,
 927 #endif
 928 };
 929
 930 static int __init stamp_init(void)
 931 {
 932         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 933
 934 #ifdef CONFIG_I2C_BOARDINFO
 935         i2c_register_board_info(0, bfin_i2c_board_info,
 936                                 ARRAY_SIZE(bfin_i2c_board_info));
 937 #endif
 938
 939         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 940         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 941
 942 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 943         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 944 #endif
 945
 946         return 0;
 947 }
 948
 949 arch_initcall(stamp_init);
 950
 951 void native_machine_restart(char *cmd)
 952 {
 953         /* workaround reboot hang when booting from SPI */
 954         if ((bfin_read_SYSCR() & 0x7) == 0x3)
 955                 bfin_gpio_reset_spi0_ssel1();
 956 }
 957
 958 /*
 959  * Currently the MAC address is saved in Flash by U-Boot
 960  */
 961 #define FLASH_MAC       0x203f0000
 962 void bfin_get_ether_addr(char *addr)
 963 {
 964         *(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC);
 965         *(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4);
 966 }
 967 EXPORT_SYMBOL(bfin_get_ether_addr);