SAFE public projects git trees. - safe/jmp/linux-2.6/blob - arch/arm/mach-pxa/spitz.c

   1 /*
   2  * Support for Sharp SL-Cxx00 Series of PDAs
   3  * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
   4  *
   5  * Copyright (c) 2005 Richard Purdie
   6  *
   7  * Based on Sharp's 2.4 kernel patches/lubbock.c
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  *
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/delay.h>
  19 #include <linux/major.h>
  20 #include <linux/fs.h>
  21 #include <linux/interrupt.h>
  22 #include <linux/gpio.h>
  23 #include <linux/leds.h>
  24 #include <linux/mmc/host.h>
  25 #include <linux/pm.h>
  26 #include <linux/backlight.h>
  27 #include <linux/spi/spi.h>
  28 #include <linux/spi/ads7846.h>
  29 #include <linux/spi/corgi_lcd.h>
  30
  31 #include <asm/setup.h>
  32 #include <asm/memory.h>
  33 #include <asm/mach-types.h>
  34 #include <mach/hardware.h>
  35 #include <asm/irq.h>
  36 #include <asm/io.h>
  37 #include <asm/system.h>
  38
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41 #include <asm/mach/irq.h>
  42
  43 #include <mach/pxa-regs.h>
  44 #include <mach/pxa2xx-regs.h>
  45 #include <mach/mfp-pxa27x.h>
  46 #include <mach/pxa27x-udc.h>
  47 #include <mach/reset.h>
  48 #include <mach/i2c.h>
  49 #include <mach/irda.h>
  50 #include <mach/mmc.h>
  51 #include <mach/ohci.h>
  52 #include <mach/udc.h>
  53 #include <mach/pxafb.h>
  54 #include <mach/pxa2xx_spi.h>
  55 #include <mach/akita.h>
  56 #include <mach/spitz.h>
  57 #include <mach/sharpsl.h>
  58
  59 #include <asm/mach/sharpsl_param.h>
  60 #include <asm/hardware/scoop.h>
  61
  62 #include "generic.h"
  63 #include "devices.h"
  64 #include "sharpsl.h"
  65
  66 static unsigned long spitz_pin_config[] __initdata = {
  67         /* Chip Selects */
  68         GPIO78_nCS_2,   /* SCOOP #2 */
  69         GPIO80_nCS_4,   /* SCOOP #1 */
  70
  71         /* LCD - 16bpp Active TFT */
  72         GPIO58_LCD_LDD_0,
  73         GPIO59_LCD_LDD_1,
  74         GPIO60_LCD_LDD_2,
  75         GPIO61_LCD_LDD_3,
  76         GPIO62_LCD_LDD_4,
  77         GPIO63_LCD_LDD_5,
  78         GPIO64_LCD_LDD_6,
  79         GPIO65_LCD_LDD_7,
  80         GPIO66_LCD_LDD_8,
  81         GPIO67_LCD_LDD_9,
  82         GPIO68_LCD_LDD_10,
  83         GPIO69_LCD_LDD_11,
  84         GPIO70_LCD_LDD_12,
  85         GPIO71_LCD_LDD_13,
  86         GPIO72_LCD_LDD_14,
  87         GPIO73_LCD_LDD_15,
  88         GPIO74_LCD_FCLK,
  89         GPIO75_LCD_LCLK,
  90         GPIO76_LCD_PCLK,
  91
  92         /* PC Card */
  93         GPIO48_nPOE,
  94         GPIO49_nPWE,
  95         GPIO50_nPIOR,
  96         GPIO51_nPIOW,
  97         GPIO85_nPCE_1,
  98         GPIO54_nPCE_2,
  99         GPIO79_PSKTSEL,
 100         GPIO55_nPREG,
 101         GPIO56_nPWAIT,
 102         GPIO57_nIOIS16,
 103
 104         /* MMC */
 105         GPIO32_MMC_CLK,
 106         GPIO112_MMC_CMD,
 107         GPIO92_MMC_DAT_0,
 108         GPIO109_MMC_DAT_1,
 109         GPIO110_MMC_DAT_2,
 110         GPIO111_MMC_DAT_3,
 111
 112         /* GPIOs */
 113         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
 114         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
 115         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
 116         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 117         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 118         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 119         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 120         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 121         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 122
 123         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
 124 };
 125
 126 /*
 127  * Spitz SCOOP Device #1
 128  */
 129 static struct resource spitz_scoop_resources[] = {
 130         [0] = {
 131                 .start          = 0x10800000,
 132                 .end            = 0x10800fff,
 133                 .flags          = IORESOURCE_MEM,
 134         },
 135 };
 136
 137 static struct scoop_config spitz_scoop_setup = {
 138         .io_dir         = SPITZ_SCP_IO_DIR,
 139         .io_out         = SPITZ_SCP_IO_OUT,
 140         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 141         .suspend_set    = SPITZ_SCP_SUS_SET,
 142         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 143 };
 144
 145 struct platform_device spitzscoop_device = {
 146         .name           = "sharp-scoop",
 147         .id             = 0,
 148         .dev            = {
 149                 .platform_data  = &spitz_scoop_setup,
 150         },
 151         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
 152         .resource       = spitz_scoop_resources,
 153 };
 154
 155 /*
 156  * Spitz SCOOP Device #2
 157  */
 158 static struct resource spitz_scoop2_resources[] = {
 159         [0] = {
 160                 .start          = 0x08800040,
 161                 .end            = 0x08800fff,
 162                 .flags          = IORESOURCE_MEM,
 163         },
 164 };
 165
 166 static struct scoop_config spitz_scoop2_setup = {
 167         .io_dir         = SPITZ_SCP2_IO_DIR,
 168         .io_out         = SPITZ_SCP2_IO_OUT,
 169         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 170         .suspend_set    = SPITZ_SCP2_SUS_SET,
 171         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 172 };
 173
 174 struct platform_device spitzscoop2_device = {
 175         .name           = "sharp-scoop",
 176         .id             = 1,
 177         .dev            = {
 178                 .platform_data  = &spitz_scoop2_setup,
 179         },
 180         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
 181         .resource       = spitz_scoop2_resources,
 182 };
 183
 184 #define SPITZ_PWR_SD 0x01
 185 #define SPITZ_PWR_CF 0x02
 186
 187 /* Power control is shared with between one of the CF slots and SD */
 188 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
 189 {
 190         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
 191
 192         if (new_cpr & 0x0007) {
 193                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 194                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
 195                         mdelay(5);
 196                 if (device == SPITZ_PWR_CF)
 197                         cpr |= 0x0002;
 198                 if (device == SPITZ_PWR_SD)
 199                         cpr |= 0x0004;
 200                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 201         } else {
 202                 if (device == SPITZ_PWR_CF)
 203                         cpr &= ~0x0002;
 204                 if (device == SPITZ_PWR_SD)
 205                         cpr &= ~0x0004;
 206                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
 207                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
 208                         mdelay(1);
 209                         gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 210                 } else {
 211                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 212                 }
 213         }
 214 }
 215
 216 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
 217 {
 218         /* Only need to override behaviour for slot 0 */
 219         if (nr == 0)
 220                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
 221         else
 222                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 223 }
 224
 225 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 226 {
 227         .dev        = &spitzscoop_device.dev,
 228         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
 229         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
 230         .cd_irq_str = "PCMCIA0 CD",
 231 },{
 232         .dev        = &spitzscoop2_device.dev,
 233         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
 234         .cd_irq     = -1,
 235 },
 236 };
 237
 238 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 239         .devs         = &spitz_pcmcia_scoop[0],
 240         .num_devs     = 2,
 241         .power_ctrl   = spitz_pcmcia_pwr,
 242 };
 243
 244 EXPORT_SYMBOL(spitzscoop_device);
 245 EXPORT_SYMBOL(spitzscoop2_device);
 246
 247 /*
 248  * Spitz Keyboard Device
 249  */
 250 static struct platform_device spitzkbd_device = {
 251         .name           = "spitz-keyboard",
 252         .id             = -1,
 253 };
 254
 255
 256 /*
 257  * Spitz LEDs
 258  */
 259 static struct gpio_led spitz_gpio_leds[] = {
 260         {
 261                 .name                   = "spitz:amber:charge",
 262                 .default_trigger        = "sharpsl-charge",
 263                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 264         },
 265         {
 266                 .name                   = "spitz:green:hddactivity",
 267                 .default_trigger        = "ide-disk",
 268                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 269         },
 270 };
 271
 272 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 273         .leds           = spitz_gpio_leds,
 274         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 275 };
 276
 277 static struct platform_device spitzled_device = {
 278         .name           = "leds-gpio",
 279         .id             = -1,
 280         .dev            = {
 281                 .platform_data = &spitz_gpio_leds_info,
 282         },
 283 };
 284
 285 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 286 static struct pxa2xx_spi_master spitz_spi_info = {
 287         .num_chipselect = 3,
 288 };
 289
 290 static struct ads7846_platform_data spitz_ads7846_info = {
 291         .model                  = 7846,
 292         .vref_delay_usecs       = 100,
 293         .x_plate_ohms           = 419,
 294         .y_plate_ohms           = 486,
 295         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 296 };
 297
 298 static void spitz_ads7846_cs(u32 command)
 299 {
 300         gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
 301 }
 302
 303 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 304         .cs_control             = spitz_ads7846_cs,
 305 };
 306
 307 static void spitz_notify_intensity(int intensity)
 308 {
 309         if (machine_is_spitz() || machine_is_borzoi()) {
 310                 gpio_set_value(SPITZ_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
 311                 gpio_set_value(SPITZ_GPIO_BACKLIGHT_ON, intensity);
 312                 return;
 313         }
 314
 315         if (machine_is_akita()) {
 316                 /* Bit 5 is via IO-Expander */
 317                 if (intensity & 0x0020)
 318                         akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
 319                 else
 320                         akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
 321
 322                 if (intensity)
 323                         akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
 324                 else
 325                         akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
 326                 return;
 327         }
 328 }
 329
 330 static void spitz_bl_kick_battery(void)
 331 {
 332         void (*kick_batt)(void);
 333
 334         kick_batt = symbol_get(sharpsl_battery_kick);
 335         if (kick_batt) {
 336                 kick_batt();
 337                 symbol_put(sharpsl_battery_kick);
 338         }
 339 }
 340
 341 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 342         .init_mode              = CORGI_LCD_MODE_VGA,
 343         .max_intensity          = 0x2f,
 344         .default_intensity      = 0x1f,
 345         .limit_mask             = 0x0b,
 346         .notify                 = spitz_notify_intensity,
 347         .kick_battery           = spitz_bl_kick_battery,
 348 };
 349
 350 static void spitz_lcdcon_cs(u32 command)
 351 {
 352         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
 353 }
 354
 355 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 356         .cs_control     = spitz_lcdcon_cs,
 357 };
 358
 359 static void spitz_max1111_cs(u32 command)
 360 {
 361         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
 362 }
 363
 364 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 365         .cs_control     = spitz_max1111_cs,
 366 };
 367
 368 static struct spi_board_info spitz_spi_devices[] = {
 369         {
 370                 .modalias       = "ads7846",
 371                 .max_speed_hz   = 1200000,
 372                 .bus_num        = 2,
 373                 .chip_select    = 0,
 374                 .platform_data  = &spitz_ads7846_info,
 375                 .controller_data= &spitz_ads7846_chip,
 376                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
 377         }, {
 378                 .modalias       = "corgi-lcd",
 379                 .max_speed_hz   = 50000,
 380                 .bus_num        = 2,
 381                 .chip_select    = 1,
 382                 .platform_data  = &spitz_lcdcon_info,
 383                 .controller_data= &spitz_lcdcon_chip,
 384         }, {
 385                 .modalias       = "max1111",
 386                 .max_speed_hz   = 450000,
 387                 .bus_num        = 2,
 388                 .chip_select    = 2,
 389                 .controller_data= &spitz_max1111_chip,
 390         },
 391 };
 392
 393 static void __init spitz_init_spi(void)
 394 {
 395         int err;
 396
 397         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
 398         if (err)
 399                 return;
 400
 401         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
 402         if (err)
 403                 goto err_free_1;
 404
 405         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
 406         if (err)
 407                 goto err_free_2;
 408
 409         pxa2xx_set_spi_info(2, &spitz_spi_info);
 410         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 411         return;
 412
 413 err_free_2:
 414         gpio_free(SPITZ_GPIO_LCDCON_CS);
 415 err_free_1:
 416         gpio_free(SPITZ_GPIO_ADS7846_CS);
 417 }
 418 #else
 419 static inline void spitz_init_spi(void) {}
 420 #endif
 421
 422 /*
 423  * MMC/SD Device
 424  *
 425  * The card detect interrupt isn't debounced so we delay it by 250ms
 426  * to give the card a chance to fully insert/eject.
 427  */
 428
 429 static struct pxamci_platform_data spitz_mci_platform_data;
 430
 431 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 432 {
 433         int err;
 434
 435         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
 436         if (err)
 437                 goto err_out;
 438
 439         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
 440         if (err)
 441                 goto err_free_1;
 442
 443         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
 444         gpio_direction_input(SPITZ_GPIO_nSD_WP);
 445
 446         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 447
 448         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
 449                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
 450                           IRQF_TRIGGER_FALLING,
 451                           "MMC card detect", data);
 452         if (err) {
 453                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
 454                                 __func__);
 455                 goto err_free_2;
 456         }
 457         return 0;
 458
 459 err_free_2:
 460         gpio_free(SPITZ_GPIO_nSD_WP);
 461 err_free_1:
 462         gpio_free(SPITZ_GPIO_nSD_DETECT);
 463 err_out:
 464         return err;
 465 }
 466
 467 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 468 {
 469         struct pxamci_platform_data* p_d = dev->platform_data;
 470
 471         if (( 1 << vdd) & p_d->ocr_mask)
 472                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
 473         else
 474                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 475 }
 476
 477 static int spitz_mci_get_ro(struct device *dev)
 478 {
 479         return gpio_get_value(SPITZ_GPIO_nSD_WP);
 480 }
 481
 482 static void spitz_mci_exit(struct device *dev, void *data)
 483 {
 484         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
 485         gpio_free(SPITZ_GPIO_nSD_WP);
 486         gpio_free(SPITZ_GPIO_nSD_DETECT);
 487 }
 488
 489 static struct pxamci_platform_data spitz_mci_platform_data = {
 490         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 491         .init           = spitz_mci_init,
 492         .get_ro         = spitz_mci_get_ro,
 493         .setpower       = spitz_mci_setpower,
 494         .exit           = spitz_mci_exit,
 495 };
 496
 497
 498 /*
 499  * USB Host (OHCI)
 500  */
 501 static int spitz_ohci_init(struct device *dev)
 502 {
 503         int err;
 504
 505         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 506         if (err)
 507                 return err;
 508
 509         /* Only Port 2 is connected
 510          * Setup USB Port 2 Output Control Register
 511          */
 512         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 513
 514         gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 515
 516         UHCHR = (UHCHR) &
 517                 ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
 518
 519         UHCRHDA |= UHCRHDA_NOCP;
 520
 521         return 0;
 522 }
 523
 524 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 525         .port_mode      = PMM_NPS_MODE,
 526         .init           = spitz_ohci_init,
 527         .power_budget   = 150,
 528 };
 529
 530
 531 /*
 532  * Irda
 533  */
 534 static int spitz_irda_startup(struct device *dev)
 535 {
 536         int rc;
 537
 538         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
 539         if (rc)
 540                 goto err;
 541
 542         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
 543         if (rc)
 544                 goto err_dir;
 545
 546         return 0;
 547
 548 err_dir:
 549         gpio_free(SPITZ_GPIO_IR_ON);
 550 err:
 551         return rc;
 552 }
 553
 554 static void spitz_irda_shutdown(struct device *dev)
 555 {
 556         gpio_free(SPITZ_GPIO_IR_ON);
 557 }
 558
 559 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 560 {
 561         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
 562         pxa2xx_transceiver_mode(dev, mode);
 563 }
 564
 565 #ifdef CONFIG_MACH_AKITA
 566 static void akita_irda_transceiver_mode(struct device *dev, int mode)
 567 {
 568         if (mode & IR_OFF)
 569                 akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
 570         else
 571                 akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
 572         pxa2xx_transceiver_mode(dev, mode);
 573 }
 574 #endif
 575
 576 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 577         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 578         .transceiver_mode       = spitz_irda_transceiver_mode,
 579         .startup                = spitz_irda_startup,
 580         .shutdown               = spitz_irda_shutdown,
 581 };
 582
 583
 584 /*
 585  * Spitz PXA Framebuffer
 586  */
 587
 588 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 589 {
 590         .pixclock       = 19231,
 591         .xres           = 480,
 592         .yres           = 640,
 593         .bpp            = 16,
 594         .hsync_len      = 40,
 595         .left_margin    = 46,
 596         .right_margin   = 125,
 597         .vsync_len      = 3,
 598         .upper_margin   = 1,
 599         .lower_margin   = 0,
 600         .sync           = 0,
 601 },{
 602         .pixclock       = 134617,
 603         .xres           = 240,
 604         .yres           = 320,
 605         .bpp            = 16,
 606         .hsync_len      = 20,
 607         .left_margin    = 20,
 608         .right_margin   = 46,
 609         .vsync_len      = 2,
 610         .upper_margin   = 1,
 611         .lower_margin   = 0,
 612         .sync           = 0,
 613 },
 614 };
 615
 616 static struct pxafb_mach_info spitz_pxafb_info = {
 617         .modes          = &spitz_pxafb_modes[0],
 618         .num_modes      = 2,
 619         .fixed_modes    = 1,
 620         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 621 };
 622
 623
 624 static struct platform_device *devices[] __initdata = {
 625         &spitzscoop_device,
 626         &spitzkbd_device,
 627         &spitzled_device,
 628 };
 629
 630 static void spitz_poweroff(void)
 631 {
 632         arm_machine_restart('g');
 633 }
 634
 635 static void spitz_restart(char mode)
 636 {
 637         /* Bootloader magic for a reboot */
 638         if((MSC0 & 0xffff0000) == 0x7ff00000)
 639                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 640
 641         spitz_poweroff();
 642 }
 643
 644 static void __init common_init(void)
 645 {
 646         init_gpio_reset(SPITZ_GPIO_ON_RESET);
 647         pm_power_off = spitz_poweroff;
 648         arm_pm_restart = spitz_restart;
 649
 650         PMCR = 0x00;
 651
 652         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 653         PCFR |= PCFR_OPDE;
 654
 655         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 656
 657         spitz_init_spi();
 658
 659         platform_add_devices(devices, ARRAY_SIZE(devices));
 660         pxa_set_mci_info(&spitz_mci_platform_data);
 661         pxa_set_ohci_info(&spitz_ohci_platform_data);
 662         pxa_set_ficp_info(&spitz_ficp_platform_data);
 663         set_pxa_fb_info(&spitz_pxafb_info);
 664         pxa_set_i2c_info(NULL);
 665 }
 666
 667 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 668 static void __init spitz_init(void)
 669 {
 670         platform_scoop_config = &spitz_pcmcia_config;
 671
 672         common_init();
 673
 674         platform_device_register(&spitzscoop2_device);
 675 }
 676 #endif
 677
 678 #ifdef CONFIG_MACH_AKITA
 679 /*
 680  * Akita IO Expander
 681  */
 682 struct platform_device akitaioexp_device = {
 683         .name           = "akita-ioexp",
 684         .id             = -1,
 685 };
 686
 687 EXPORT_SYMBOL_GPL(akitaioexp_device);
 688
 689 static void __init akita_init(void)
 690 {
 691         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 692
 693         /* We just pretend the second element of the array doesn't exist */
 694         spitz_pcmcia_config.num_devs = 1;
 695         platform_scoop_config = &spitz_pcmcia_config;
 696
 697         platform_device_register(&akitaioexp_device);
 698
 699         spitzscoop_device.dev.parent = &akitaioexp_device.dev;
 700         common_init();
 701 }
 702 #endif
 703
 704 static void __init fixup_spitz(struct machine_desc *desc,
 705                 struct tag *tags, char **cmdline, struct meminfo *mi)
 706 {
 707         sharpsl_save_param();
 708         mi->nr_banks = 1;
 709         mi->bank[0].start = 0xa0000000;
 710         mi->bank[0].node = 0;
 711         mi->bank[0].size = (64*1024*1024);
 712 }
 713
 714 #ifdef CONFIG_MACH_SPITZ
 715 MACHINE_START(SPITZ, "SHARP Spitz")
 716         .phys_io        = 0x40000000,
 717         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 718         .fixup          = fixup_spitz,
 719         .map_io         = pxa_map_io,
 720         .init_irq       = pxa27x_init_irq,
 721         .init_machine   = spitz_init,
 722         .timer          = &pxa_timer,
 723 MACHINE_END
 724 #endif
 725
 726 #ifdef CONFIG_MACH_BORZOI
 727 MACHINE_START(BORZOI, "SHARP Borzoi")
 728         .phys_io        = 0x40000000,
 729         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 730         .fixup          = fixup_spitz,
 731         .map_io         = pxa_map_io,
 732         .init_irq       = pxa27x_init_irq,
 733         .init_machine   = spitz_init,
 734         .timer          = &pxa_timer,
 735 MACHINE_END
 736 #endif
 737
 738 #ifdef CONFIG_MACH_AKITA
 739 MACHINE_START(AKITA, "SHARP Akita")
 740         .phys_io        = 0x40000000,
 741         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 742         .fixup          = fixup_spitz,
 743         .map_io         = pxa_map_io,
 744         .init_irq       = pxa27x_init_irq,
 745         .init_machine   = akita_init,
 746         .timer          = &pxa_timer,
 747 MACHINE_END
 748 #endif