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/io.h>
  28 #include <linux/i2c.h>
  29 #include <linux/i2c/pca953x.h>
  30 #include <linux/spi/spi.h>
  31 #include <linux/spi/ads7846.h>
  32 #include <linux/spi/corgi_lcd.h>
  33
  34 #include <asm/setup.h>
  35 #include <asm/memory.h>
  36 #include <asm/mach-types.h>
  37 #include <mach/hardware.h>
  38 #include <asm/irq.h>
  39 #include <asm/system.h>
  40
  41 #include <asm/mach/arch.h>
  42 #include <asm/mach/map.h>
  43 #include <asm/mach/irq.h>
  44
  45 #include <mach/pxa-regs.h>
  46 #include <mach/pxa2xx-regs.h>
  47 #include <mach/mfp-pxa27x.h>
  48 #include <mach/pxa27x-udc.h>
  49 #include <mach/reset.h>
  50 #include <mach/i2c.h>
  51 #include <mach/irda.h>
  52 #include <mach/mmc.h>
  53 #include <mach/ohci.h>
  54 #include <mach/udc.h>
  55 #include <mach/pxafb.h>
  56 #include <mach/pxa2xx_spi.h>
  57 #include <mach/spitz.h>
  58 #include <mach/sharpsl.h>
  59
  60 #include <asm/mach/sharpsl_param.h>
  61 #include <asm/hardware/scoop.h>
  62
  63 #include "generic.h"
  64 #include "devices.h"
  65 #include "sharpsl.h"
  66
  67 static unsigned long spitz_pin_config[] __initdata = {
  68         /* Chip Selects */
  69         GPIO78_nCS_2,   /* SCOOP #2 */
  70         GPIO79_nCS_3,   /* NAND */
  71         GPIO80_nCS_4,   /* SCOOP #1 */
  72
  73         /* LCD - 16bpp Active TFT */
  74         GPIO58_LCD_LDD_0,
  75         GPIO59_LCD_LDD_1,
  76         GPIO60_LCD_LDD_2,
  77         GPIO61_LCD_LDD_3,
  78         GPIO62_LCD_LDD_4,
  79         GPIO63_LCD_LDD_5,
  80         GPIO64_LCD_LDD_6,
  81         GPIO65_LCD_LDD_7,
  82         GPIO66_LCD_LDD_8,
  83         GPIO67_LCD_LDD_9,
  84         GPIO68_LCD_LDD_10,
  85         GPIO69_LCD_LDD_11,
  86         GPIO70_LCD_LDD_12,
  87         GPIO71_LCD_LDD_13,
  88         GPIO72_LCD_LDD_14,
  89         GPIO73_LCD_LDD_15,
  90         GPIO74_LCD_FCLK,
  91         GPIO75_LCD_LCLK,
  92         GPIO76_LCD_PCLK,
  93
  94         /* PC Card */
  95         GPIO48_nPOE,
  96         GPIO49_nPWE,
  97         GPIO50_nPIOR,
  98         GPIO51_nPIOW,
  99         GPIO85_nPCE_1,
 100         GPIO54_nPCE_2,
 101         GPIO55_nPREG,
 102         GPIO56_nPWAIT,
 103         GPIO57_nIOIS16,
 104         GPIO104_PSKTSEL,
 105
 106         /* MMC */
 107         GPIO32_MMC_CLK,
 108         GPIO112_MMC_CMD,
 109         GPIO92_MMC_DAT_0,
 110         GPIO109_MMC_DAT_1,
 111         GPIO110_MMC_DAT_2,
 112         GPIO111_MMC_DAT_3,
 113
 114         /* GPIOs */
 115         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
 116         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
 117         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
 118         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 119         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 120         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 121         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 122         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 123         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 124
 125         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
 126 };
 127
 128 /*
 129  * Spitz SCOOP Device #1
 130  */
 131 static struct resource spitz_scoop_resources[] = {
 132         [0] = {
 133                 .start          = 0x10800000,
 134                 .end            = 0x10800fff,
 135                 .flags          = IORESOURCE_MEM,
 136         },
 137 };
 138
 139 static struct scoop_config spitz_scoop_setup = {
 140         .io_dir         = SPITZ_SCP_IO_DIR,
 141         .io_out         = SPITZ_SCP_IO_OUT,
 142         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 143         .suspend_set    = SPITZ_SCP_SUS_SET,
 144         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 145 };
 146
 147 struct platform_device spitzscoop_device = {
 148         .name           = "sharp-scoop",
 149         .id             = 0,
 150         .dev            = {
 151                 .platform_data  = &spitz_scoop_setup,
 152         },
 153         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
 154         .resource       = spitz_scoop_resources,
 155 };
 156
 157 /*
 158  * Spitz SCOOP Device #2
 159  */
 160 static struct resource spitz_scoop2_resources[] = {
 161         [0] = {
 162                 .start          = 0x08800040,
 163                 .end            = 0x08800fff,
 164                 .flags          = IORESOURCE_MEM,
 165         },
 166 };
 167
 168 static struct scoop_config spitz_scoop2_setup = {
 169         .io_dir         = SPITZ_SCP2_IO_DIR,
 170         .io_out         = SPITZ_SCP2_IO_OUT,
 171         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 172         .suspend_set    = SPITZ_SCP2_SUS_SET,
 173         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 174 };
 175
 176 struct platform_device spitzscoop2_device = {
 177         .name           = "sharp-scoop",
 178         .id             = 1,
 179         .dev            = {
 180                 .platform_data  = &spitz_scoop2_setup,
 181         },
 182         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
 183         .resource       = spitz_scoop2_resources,
 184 };
 185
 186 #define SPITZ_PWR_SD 0x01
 187 #define SPITZ_PWR_CF 0x02
 188
 189 /* Power control is shared with between one of the CF slots and SD */
 190 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
 191 {
 192         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
 193
 194         if (new_cpr & 0x0007) {
 195                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 196                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
 197                         mdelay(5);
 198                 if (device == SPITZ_PWR_CF)
 199                         cpr |= 0x0002;
 200                 if (device == SPITZ_PWR_SD)
 201                         cpr |= 0x0004;
 202                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 203         } else {
 204                 if (device == SPITZ_PWR_CF)
 205                         cpr &= ~0x0002;
 206                 if (device == SPITZ_PWR_SD)
 207                         cpr &= ~0x0004;
 208                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
 209                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
 210                         mdelay(1);
 211                         gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 212                 } else {
 213                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 214                 }
 215         }
 216 }
 217
 218 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
 219 {
 220         /* Only need to override behaviour for slot 0 */
 221         if (nr == 0)
 222                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
 223         else
 224                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 225 }
 226
 227 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 228 {
 229         .dev        = &spitzscoop_device.dev,
 230         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
 231         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
 232         .cd_irq_str = "PCMCIA0 CD",
 233 },{
 234         .dev        = &spitzscoop2_device.dev,
 235         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
 236         .cd_irq     = -1,
 237 },
 238 };
 239
 240 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 241         .devs         = &spitz_pcmcia_scoop[0],
 242         .num_devs     = 2,
 243         .power_ctrl   = spitz_pcmcia_pwr,
 244 };
 245
 246 EXPORT_SYMBOL(spitzscoop_device);
 247 EXPORT_SYMBOL(spitzscoop2_device);
 248
 249 /*
 250  * Spitz Keyboard Device
 251  */
 252 static struct platform_device spitzkbd_device = {
 253         .name           = "spitz-keyboard",
 254         .id             = -1,
 255 };
 256
 257
 258 /*
 259  * Spitz LEDs
 260  */
 261 static struct gpio_led spitz_gpio_leds[] = {
 262         {
 263                 .name                   = "spitz:amber:charge",
 264                 .default_trigger        = "sharpsl-charge",
 265                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 266         },
 267         {
 268                 .name                   = "spitz:green:hddactivity",
 269                 .default_trigger        = "ide-disk",
 270                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 271         },
 272 };
 273
 274 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 275         .leds           = spitz_gpio_leds,
 276         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 277 };
 278
 279 static struct platform_device spitzled_device = {
 280         .name           = "leds-gpio",
 281         .id             = -1,
 282         .dev            = {
 283                 .platform_data = &spitz_gpio_leds_info,
 284         },
 285 };
 286
 287 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 288 static struct pxa2xx_spi_master spitz_spi_info = {
 289         .num_chipselect = 3,
 290 };
 291
 292 static struct ads7846_platform_data spitz_ads7846_info = {
 293         .model                  = 7846,
 294         .vref_delay_usecs       = 100,
 295         .x_plate_ohms           = 419,
 296         .y_plate_ohms           = 486,
 297         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 298 };
 299
 300 static void spitz_ads7846_cs(u32 command)
 301 {
 302         gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
 303 }
 304
 305 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 306         .cs_control             = spitz_ads7846_cs,
 307 };
 308
 309 static void spitz_bl_kick_battery(void)
 310 {
 311         void (*kick_batt)(void);
 312
 313         kick_batt = symbol_get(sharpsl_battery_kick);
 314         if (kick_batt) {
 315                 kick_batt();
 316                 symbol_put(sharpsl_battery_kick);
 317         }
 318 }
 319
 320 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 321         .init_mode              = CORGI_LCD_MODE_VGA,
 322         .max_intensity          = 0x2f,
 323         .default_intensity      = 0x1f,
 324         .limit_mask             = 0x0b,
 325         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 326         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 327         .kick_battery           = spitz_bl_kick_battery,
 328 };
 329
 330 static void spitz_lcdcon_cs(u32 command)
 331 {
 332         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
 333 }
 334
 335 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 336         .cs_control     = spitz_lcdcon_cs,
 337 };
 338
 339 static void spitz_max1111_cs(u32 command)
 340 {
 341         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
 342 }
 343
 344 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 345         .cs_control     = spitz_max1111_cs,
 346 };
 347
 348 static struct spi_board_info spitz_spi_devices[] = {
 349         {
 350                 .modalias       = "ads7846",
 351                 .max_speed_hz   = 1200000,
 352                 .bus_num        = 2,
 353                 .chip_select    = 0,
 354                 .platform_data  = &spitz_ads7846_info,
 355                 .controller_data= &spitz_ads7846_chip,
 356                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
 357         }, {
 358                 .modalias       = "corgi-lcd",
 359                 .max_speed_hz   = 50000,
 360                 .bus_num        = 2,
 361                 .chip_select    = 1,
 362                 .platform_data  = &spitz_lcdcon_info,
 363                 .controller_data= &spitz_lcdcon_chip,
 364         }, {
 365                 .modalias       = "max1111",
 366                 .max_speed_hz   = 450000,
 367                 .bus_num        = 2,
 368                 .chip_select    = 2,
 369                 .controller_data= &spitz_max1111_chip,
 370         },
 371 };
 372
 373 static void __init spitz_init_spi(void)
 374 {
 375         int err;
 376
 377         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
 378         if (err)
 379                 return;
 380
 381         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
 382         if (err)
 383                 goto err_free_1;
 384
 385         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
 386         if (err)
 387                 goto err_free_2;
 388
 389         err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
 390         if (err)
 391                 goto err_free_3;
 392         err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
 393         if (err)
 394                 goto err_free_3;
 395         err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
 396         if (err)
 397                 goto err_free_3;
 398
 399         if (machine_is_akita()) {
 400                 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 401                 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 402         }
 403
 404         pxa2xx_set_spi_info(2, &spitz_spi_info);
 405         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 406         return;
 407
 408 err_free_3:
 409         gpio_free(SPITZ_GPIO_MAX1111_CS);
 410 err_free_2:
 411         gpio_free(SPITZ_GPIO_LCDCON_CS);
 412 err_free_1:
 413         gpio_free(SPITZ_GPIO_ADS7846_CS);
 414 }
 415 #else
 416 static inline void spitz_init_spi(void) {}
 417 #endif
 418
 419 /*
 420  * MMC/SD Device
 421  *
 422  * The card detect interrupt isn't debounced so we delay it by 250ms
 423  * to give the card a chance to fully insert/eject.
 424  */
 425
 426 static struct pxamci_platform_data spitz_mci_platform_data;
 427
 428 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 429 {
 430         int err;
 431
 432         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
 433         if (err)
 434                 goto err_out;
 435
 436         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
 437         if (err)
 438                 goto err_free_1;
 439
 440         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
 441         gpio_direction_input(SPITZ_GPIO_nSD_WP);
 442
 443         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 444
 445         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
 446                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
 447                           IRQF_TRIGGER_FALLING,
 448                           "MMC card detect", data);
 449         if (err) {
 450                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
 451                                 __func__);
 452                 goto err_free_2;
 453         }
 454         return 0;
 455
 456 err_free_2:
 457         gpio_free(SPITZ_GPIO_nSD_WP);
 458 err_free_1:
 459         gpio_free(SPITZ_GPIO_nSD_DETECT);
 460 err_out:
 461         return err;
 462 }
 463
 464 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 465 {
 466         struct pxamci_platform_data* p_d = dev->platform_data;
 467
 468         if (( 1 << vdd) & p_d->ocr_mask)
 469                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
 470         else
 471                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 472 }
 473
 474 static int spitz_mci_get_ro(struct device *dev)
 475 {
 476         return gpio_get_value(SPITZ_GPIO_nSD_WP);
 477 }
 478
 479 static void spitz_mci_exit(struct device *dev, void *data)
 480 {
 481         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
 482         gpio_free(SPITZ_GPIO_nSD_WP);
 483         gpio_free(SPITZ_GPIO_nSD_DETECT);
 484 }
 485
 486 static struct pxamci_platform_data spitz_mci_platform_data = {
 487         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 488         .init           = spitz_mci_init,
 489         .get_ro         = spitz_mci_get_ro,
 490         .setpower       = spitz_mci_setpower,
 491         .exit           = spitz_mci_exit,
 492 };
 493
 494
 495 /*
 496  * USB Host (OHCI)
 497  */
 498 static int spitz_ohci_init(struct device *dev)
 499 {
 500         int err;
 501
 502         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 503         if (err)
 504                 return err;
 505
 506         /* Only Port 2 is connected
 507          * Setup USB Port 2 Output Control Register
 508          */
 509         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 510
 511         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 512 }
 513
 514 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 515         .port_mode      = PMM_NPS_MODE,
 516         .init           = spitz_ohci_init,
 517         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 518         .power_budget   = 150,
 519 };
 520
 521
 522 /*
 523  * Irda
 524  */
 525 static int spitz_irda_startup(struct device *dev)
 526 {
 527         int rc;
 528
 529         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
 530         if (rc)
 531                 goto err;
 532
 533         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
 534         if (rc)
 535                 goto err_dir;
 536
 537         return 0;
 538
 539 err_dir:
 540         gpio_free(SPITZ_GPIO_IR_ON);
 541 err:
 542         return rc;
 543 }
 544
 545 static void spitz_irda_shutdown(struct device *dev)
 546 {
 547         gpio_free(SPITZ_GPIO_IR_ON);
 548 }
 549
 550 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 551 {
 552         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
 553         pxa2xx_transceiver_mode(dev, mode);
 554 }
 555
 556 #ifdef CONFIG_MACH_AKITA
 557 static void akita_irda_transceiver_mode(struct device *dev, int mode)
 558 {
 559         gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
 560         pxa2xx_transceiver_mode(dev, mode);
 561 }
 562 #endif
 563
 564 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 565         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 566         .transceiver_mode       = spitz_irda_transceiver_mode,
 567         .startup                = spitz_irda_startup,
 568         .shutdown               = spitz_irda_shutdown,
 569 };
 570
 571
 572 /*
 573  * Spitz PXA Framebuffer
 574  */
 575
 576 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 577 {
 578         .pixclock       = 19231,
 579         .xres           = 480,
 580         .yres           = 640,
 581         .bpp            = 16,
 582         .hsync_len      = 40,
 583         .left_margin    = 46,
 584         .right_margin   = 125,
 585         .vsync_len      = 3,
 586         .upper_margin   = 1,
 587         .lower_margin   = 0,
 588         .sync           = 0,
 589 },{
 590         .pixclock       = 134617,
 591         .xres           = 240,
 592         .yres           = 320,
 593         .bpp            = 16,
 594         .hsync_len      = 20,
 595         .left_margin    = 20,
 596         .right_margin   = 46,
 597         .vsync_len      = 2,
 598         .upper_margin   = 1,
 599         .lower_margin   = 0,
 600         .sync           = 0,
 601 },
 602 };
 603
 604 static struct pxafb_mach_info spitz_pxafb_info = {
 605         .modes          = &spitz_pxafb_modes[0],
 606         .num_modes      = 2,
 607         .fixed_modes    = 1,
 608         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 609 };
 610
 611
 612 static struct platform_device *devices[] __initdata = {
 613         &spitzscoop_device,
 614         &spitzkbd_device,
 615         &spitzled_device,
 616 };
 617
 618 static void spitz_poweroff(void)
 619 {
 620         arm_machine_restart('g');
 621 }
 622
 623 static void spitz_restart(char mode)
 624 {
 625         /* Bootloader magic for a reboot */
 626         if((MSC0 & 0xffff0000) == 0x7ff00000)
 627                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 628
 629         spitz_poweroff();
 630 }
 631
 632 static void __init common_init(void)
 633 {
 634         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
 635         pm_power_off = spitz_poweroff;
 636         arm_pm_restart = spitz_restart;
 637
 638         PMCR = 0x00;
 639
 640         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 641         PCFR |= PCFR_OPDE;
 642
 643         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 644
 645         spitz_init_spi();
 646
 647         platform_add_devices(devices, ARRAY_SIZE(devices));
 648         pxa_set_mci_info(&spitz_mci_platform_data);
 649         pxa_set_ohci_info(&spitz_ohci_platform_data);
 650         pxa_set_ficp_info(&spitz_ficp_platform_data);
 651         set_pxa_fb_info(&spitz_pxafb_info);
 652         pxa_set_i2c_info(NULL);
 653 }
 654
 655 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 656 static void __init spitz_init(void)
 657 {
 658         platform_scoop_config = &spitz_pcmcia_config;
 659
 660         common_init();
 661
 662         platform_device_register(&spitzscoop2_device);
 663 }
 664 #endif
 665
 666 #ifdef CONFIG_MACH_AKITA
 667 /*
 668  * Akita IO Expander
 669  */
 670 static struct pca953x_platform_data akita_ioexp = {
 671         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 672 };
 673
 674 static struct i2c_board_info akita_i2c_board_info[] = {
 675         {
 676                 .type           = "max7310",
 677                 .addr           = 0x18,
 678                 .platform_data  = &akita_ioexp,
 679         },
 680 };
 681
 682 static void __init akita_init(void)
 683 {
 684         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 685
 686         /* We just pretend the second element of the array doesn't exist */
 687         spitz_pcmcia_config.num_devs = 1;
 688         platform_scoop_config = &spitz_pcmcia_config;
 689
 690         i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
 691
 692         common_init();
 693 }
 694 #endif
 695
 696 static void __init fixup_spitz(struct machine_desc *desc,
 697                 struct tag *tags, char **cmdline, struct meminfo *mi)
 698 {
 699         sharpsl_save_param();
 700         mi->nr_banks = 1;
 701         mi->bank[0].start = 0xa0000000;
 702         mi->bank[0].node = 0;
 703         mi->bank[0].size = (64*1024*1024);
 704 }
 705
 706 #ifdef CONFIG_MACH_SPITZ
 707 MACHINE_START(SPITZ, "SHARP Spitz")
 708         .phys_io        = 0x40000000,
 709         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 710         .fixup          = fixup_spitz,
 711         .map_io         = pxa_map_io,
 712         .init_irq       = pxa27x_init_irq,
 713         .init_machine   = spitz_init,
 714         .timer          = &pxa_timer,
 715 MACHINE_END
 716 #endif
 717
 718 #ifdef CONFIG_MACH_BORZOI
 719 MACHINE_START(BORZOI, "SHARP Borzoi")
 720         .phys_io        = 0x40000000,
 721         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 722         .fixup          = fixup_spitz,
 723         .map_io         = pxa_map_io,
 724         .init_irq       = pxa27x_init_irq,
 725         .init_machine   = spitz_init,
 726         .timer          = &pxa_timer,
 727 MACHINE_END
 728 #endif
 729
 730 #ifdef CONFIG_MACH_AKITA
 731 MACHINE_START(AKITA, "SHARP Akita")
 732         .phys_io        = 0x40000000,
 733         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 734         .fixup          = fixup_spitz,
 735         .map_io         = pxa_map_io,
 736         .init_irq       = pxa27x_init_irq,
 737         .init_machine   = akita_init,
 738         .timer          = &pxa_timer,
 739 MACHINE_END
 740 #endif