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/i2c.h>
  28 #include <linux/i2c/pca953x.h>
  29 #include <linux/spi/spi.h>
  30 #include <linux/spi/ads7846.h>
  31 #include <linux/spi/corgi_lcd.h>
  32
  33 #include <asm/setup.h>
  34 #include <asm/memory.h>
  35 #include <asm/mach-types.h>
  36 #include <mach/hardware.h>
  37 #include <asm/irq.h>
  38 #include <asm/io.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         GPIO80_nCS_4,   /* SCOOP #1 */
  71
  72         /* LCD - 16bpp Active TFT */
  73         GPIO58_LCD_LDD_0,
  74         GPIO59_LCD_LDD_1,
  75         GPIO60_LCD_LDD_2,
  76         GPIO61_LCD_LDD_3,
  77         GPIO62_LCD_LDD_4,
  78         GPIO63_LCD_LDD_5,
  79         GPIO64_LCD_LDD_6,
  80         GPIO65_LCD_LDD_7,
  81         GPIO66_LCD_LDD_8,
  82         GPIO67_LCD_LDD_9,
  83         GPIO68_LCD_LDD_10,
  84         GPIO69_LCD_LDD_11,
  85         GPIO70_LCD_LDD_12,
  86         GPIO71_LCD_LDD_13,
  87         GPIO72_LCD_LDD_14,
  88         GPIO73_LCD_LDD_15,
  89         GPIO74_LCD_FCLK,
  90         GPIO75_LCD_LCLK,
  91         GPIO76_LCD_PCLK,
  92
  93         /* PC Card */
  94         GPIO48_nPOE,
  95         GPIO49_nPWE,
  96         GPIO50_nPIOR,
  97         GPIO51_nPIOW,
  98         GPIO85_nPCE_1,
  99         GPIO54_nPCE_2,
 100         GPIO79_PSKTSEL,
 101         GPIO55_nPREG,
 102         GPIO56_nPWAIT,
 103         GPIO57_nIOIS16,
 104
 105         /* MMC */
 106         GPIO32_MMC_CLK,
 107         GPIO112_MMC_CMD,
 108         GPIO92_MMC_DAT_0,
 109         GPIO109_MMC_DAT_1,
 110         GPIO110_MMC_DAT_2,
 111         GPIO111_MMC_DAT_3,
 112
 113         /* GPIOs */
 114         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
 115         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
 116         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
 117         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 118         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 119         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 120         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 121         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 122         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 123
 124         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
 125 };
 126
 127 /*
 128  * Spitz SCOOP Device #1
 129  */
 130 static struct resource spitz_scoop_resources[] = {
 131         [0] = {
 132                 .start          = 0x10800000,
 133                 .end            = 0x10800fff,
 134                 .flags          = IORESOURCE_MEM,
 135         },
 136 };
 137
 138 static struct scoop_config spitz_scoop_setup = {
 139         .io_dir         = SPITZ_SCP_IO_DIR,
 140         .io_out         = SPITZ_SCP_IO_OUT,
 141         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 142         .suspend_set    = SPITZ_SCP_SUS_SET,
 143         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 144 };
 145
 146 struct platform_device spitzscoop_device = {
 147         .name           = "sharp-scoop",
 148         .id             = 0,
 149         .dev            = {
 150                 .platform_data  = &spitz_scoop_setup,
 151         },
 152         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
 153         .resource       = spitz_scoop_resources,
 154 };
 155
 156 /*
 157  * Spitz SCOOP Device #2
 158  */
 159 static struct resource spitz_scoop2_resources[] = {
 160         [0] = {
 161                 .start          = 0x08800040,
 162                 .end            = 0x08800fff,
 163                 .flags          = IORESOURCE_MEM,
 164         },
 165 };
 166
 167 static struct scoop_config spitz_scoop2_setup = {
 168         .io_dir         = SPITZ_SCP2_IO_DIR,
 169         .io_out         = SPITZ_SCP2_IO_OUT,
 170         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 171         .suspend_set    = SPITZ_SCP2_SUS_SET,
 172         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 173 };
 174
 175 struct platform_device spitzscoop2_device = {
 176         .name           = "sharp-scoop",
 177         .id             = 1,
 178         .dev            = {
 179                 .platform_data  = &spitz_scoop2_setup,
 180         },
 181         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
 182         .resource       = spitz_scoop2_resources,
 183 };
 184
 185 #define SPITZ_PWR_SD 0x01
 186 #define SPITZ_PWR_CF 0x02
 187
 188 /* Power control is shared with between one of the CF slots and SD */
 189 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
 190 {
 191         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
 192
 193         if (new_cpr & 0x0007) {
 194                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 195                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
 196                         mdelay(5);
 197                 if (device == SPITZ_PWR_CF)
 198                         cpr |= 0x0002;
 199                 if (device == SPITZ_PWR_SD)
 200                         cpr |= 0x0004;
 201                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 202         } else {
 203                 if (device == SPITZ_PWR_CF)
 204                         cpr &= ~0x0002;
 205                 if (device == SPITZ_PWR_SD)
 206                         cpr &= ~0x0004;
 207                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
 208                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
 209                         mdelay(1);
 210                         gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 211                 } else {
 212                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 213                 }
 214         }
 215 }
 216
 217 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
 218 {
 219         /* Only need to override behaviour for slot 0 */
 220         if (nr == 0)
 221                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
 222         else
 223                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 224 }
 225
 226 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 227 {
 228         .dev        = &spitzscoop_device.dev,
 229         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
 230         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
 231         .cd_irq_str = "PCMCIA0 CD",
 232 },{
 233         .dev        = &spitzscoop2_device.dev,
 234         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
 235         .cd_irq     = -1,
 236 },
 237 };
 238
 239 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 240         .devs         = &spitz_pcmcia_scoop[0],
 241         .num_devs     = 2,
 242         .power_ctrl   = spitz_pcmcia_pwr,
 243 };
 244
 245 EXPORT_SYMBOL(spitzscoop_device);
 246 EXPORT_SYMBOL(spitzscoop2_device);
 247
 248 /*
 249  * Spitz Keyboard Device
 250  */
 251 static struct platform_device spitzkbd_device = {
 252         .name           = "spitz-keyboard",
 253         .id             = -1,
 254 };
 255
 256
 257 /*
 258  * Spitz LEDs
 259  */
 260 static struct gpio_led spitz_gpio_leds[] = {
 261         {
 262                 .name                   = "spitz:amber:charge",
 263                 .default_trigger        = "sharpsl-charge",
 264                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 265         },
 266         {
 267                 .name                   = "spitz:green:hddactivity",
 268                 .default_trigger        = "ide-disk",
 269                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 270         },
 271 };
 272
 273 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 274         .leds           = spitz_gpio_leds,
 275         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 276 };
 277
 278 static struct platform_device spitzled_device = {
 279         .name           = "leds-gpio",
 280         .id             = -1,
 281         .dev            = {
 282                 .platform_data = &spitz_gpio_leds_info,
 283         },
 284 };
 285
 286 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 287 static struct pxa2xx_spi_master spitz_spi_info = {
 288         .num_chipselect = 3,
 289 };
 290
 291 static struct ads7846_platform_data spitz_ads7846_info = {
 292         .model                  = 7846,
 293         .vref_delay_usecs       = 100,
 294         .x_plate_ohms           = 419,
 295         .y_plate_ohms           = 486,
 296         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 297 };
 298
 299 static void spitz_ads7846_cs(u32 command)
 300 {
 301         gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
 302 }
 303
 304 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 305         .cs_control             = spitz_ads7846_cs,
 306 };
 307
 308 static void spitz_notify_intensity(int intensity)
 309 {
 310         if (machine_is_spitz() || machine_is_borzoi()) {
 311                 gpio_set_value(SPITZ_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
 312                 gpio_set_value(SPITZ_GPIO_BACKLIGHT_ON, intensity);
 313                 return;
 314         }
 315
 316         if (machine_is_akita()) {
 317                 gpio_set_value(AKITA_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
 318                 gpio_set_value(AKITA_GPIO_BACKLIGHT_ON, intensity);
 319                 return;
 320         }
 321 }
 322
 323 static void spitz_bl_kick_battery(void)
 324 {
 325         void (*kick_batt)(void);
 326
 327         kick_batt = symbol_get(sharpsl_battery_kick);
 328         if (kick_batt) {
 329                 kick_batt();
 330                 symbol_put(sharpsl_battery_kick);
 331         }
 332 }
 333
 334 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 335         .init_mode              = CORGI_LCD_MODE_VGA,
 336         .max_intensity          = 0x2f,
 337         .default_intensity      = 0x1f,
 338         .limit_mask             = 0x0b,
 339         .notify                 = spitz_notify_intensity,
 340         .kick_battery           = spitz_bl_kick_battery,
 341 };
 342
 343 static void spitz_lcdcon_cs(u32 command)
 344 {
 345         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
 346 }
 347
 348 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 349         .cs_control     = spitz_lcdcon_cs,
 350 };
 351
 352 static void spitz_max1111_cs(u32 command)
 353 {
 354         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
 355 }
 356
 357 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 358         .cs_control     = spitz_max1111_cs,
 359 };
 360
 361 static struct spi_board_info spitz_spi_devices[] = {
 362         {
 363                 .modalias       = "ads7846",
 364                 .max_speed_hz   = 1200000,
 365                 .bus_num        = 2,
 366                 .chip_select    = 0,
 367                 .platform_data  = &spitz_ads7846_info,
 368                 .controller_data= &spitz_ads7846_chip,
 369                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
 370         }, {
 371                 .modalias       = "corgi-lcd",
 372                 .max_speed_hz   = 50000,
 373                 .bus_num        = 2,
 374                 .chip_select    = 1,
 375                 .platform_data  = &spitz_lcdcon_info,
 376                 .controller_data= &spitz_lcdcon_chip,
 377         }, {
 378                 .modalias       = "max1111",
 379                 .max_speed_hz   = 450000,
 380                 .bus_num        = 2,
 381                 .chip_select    = 2,
 382                 .controller_data= &spitz_max1111_chip,
 383         },
 384 };
 385
 386 static void __init spitz_init_spi(void)
 387 {
 388         int err;
 389
 390         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
 391         if (err)
 392                 return;
 393
 394         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
 395         if (err)
 396                 goto err_free_1;
 397
 398         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
 399         if (err)
 400                 goto err_free_2;
 401
 402         pxa2xx_set_spi_info(2, &spitz_spi_info);
 403         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 404         return;
 405
 406 err_free_2:
 407         gpio_free(SPITZ_GPIO_LCDCON_CS);
 408 err_free_1:
 409         gpio_free(SPITZ_GPIO_ADS7846_CS);
 410 }
 411 #else
 412 static inline void spitz_init_spi(void) {}
 413 #endif
 414
 415 /*
 416  * MMC/SD Device
 417  *
 418  * The card detect interrupt isn't debounced so we delay it by 250ms
 419  * to give the card a chance to fully insert/eject.
 420  */
 421
 422 static struct pxamci_platform_data spitz_mci_platform_data;
 423
 424 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 425 {
 426         int err;
 427
 428         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
 429         if (err)
 430                 goto err_out;
 431
 432         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
 433         if (err)
 434                 goto err_free_1;
 435
 436         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
 437         gpio_direction_input(SPITZ_GPIO_nSD_WP);
 438
 439         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 440
 441         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
 442                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
 443                           IRQF_TRIGGER_FALLING,
 444                           "MMC card detect", data);
 445         if (err) {
 446                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
 447                                 __func__);
 448                 goto err_free_2;
 449         }
 450         return 0;
 451
 452 err_free_2:
 453         gpio_free(SPITZ_GPIO_nSD_WP);
 454 err_free_1:
 455         gpio_free(SPITZ_GPIO_nSD_DETECT);
 456 err_out:
 457         return err;
 458 }
 459
 460 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 461 {
 462         struct pxamci_platform_data* p_d = dev->platform_data;
 463
 464         if (( 1 << vdd) & p_d->ocr_mask)
 465                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
 466         else
 467                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 468 }
 469
 470 static int spitz_mci_get_ro(struct device *dev)
 471 {
 472         return gpio_get_value(SPITZ_GPIO_nSD_WP);
 473 }
 474
 475 static void spitz_mci_exit(struct device *dev, void *data)
 476 {
 477         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
 478         gpio_free(SPITZ_GPIO_nSD_WP);
 479         gpio_free(SPITZ_GPIO_nSD_DETECT);
 480 }
 481
 482 static struct pxamci_platform_data spitz_mci_platform_data = {
 483         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 484         .init           = spitz_mci_init,
 485         .get_ro         = spitz_mci_get_ro,
 486         .setpower       = spitz_mci_setpower,
 487         .exit           = spitz_mci_exit,
 488 };
 489
 490
 491 /*
 492  * USB Host (OHCI)
 493  */
 494 static int spitz_ohci_init(struct device *dev)
 495 {
 496         int err;
 497
 498         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 499         if (err)
 500                 return err;
 501
 502         /* Only Port 2 is connected
 503          * Setup USB Port 2 Output Control Register
 504          */
 505         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 506
 507         gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 508
 509         UHCHR = (UHCHR) &
 510                 ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
 511
 512         UHCRHDA |= UHCRHDA_NOCP;
 513
 514         return 0;
 515 }
 516
 517 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 518         .port_mode      = PMM_NPS_MODE,
 519         .init           = spitz_ohci_init,
 520         .power_budget   = 150,
 521 };
 522
 523
 524 /*
 525  * Irda
 526  */
 527 static int spitz_irda_startup(struct device *dev)
 528 {
 529         int rc;
 530
 531         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
 532         if (rc)
 533                 goto err;
 534
 535         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
 536         if (rc)
 537                 goto err_dir;
 538
 539         return 0;
 540
 541 err_dir:
 542         gpio_free(SPITZ_GPIO_IR_ON);
 543 err:
 544         return rc;
 545 }
 546
 547 static void spitz_irda_shutdown(struct device *dev)
 548 {
 549         gpio_free(SPITZ_GPIO_IR_ON);
 550 }
 551
 552 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 553 {
 554         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
 555         pxa2xx_transceiver_mode(dev, mode);
 556 }
 557
 558 #ifdef CONFIG_MACH_AKITA
 559 static void akita_irda_transceiver_mode(struct device *dev, int mode)
 560 {
 561         gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
 562         pxa2xx_transceiver_mode(dev, mode);
 563 }
 564 #endif
 565
 566 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 567         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 568         .transceiver_mode       = spitz_irda_transceiver_mode,
 569         .startup                = spitz_irda_startup,
 570         .shutdown               = spitz_irda_shutdown,
 571 };
 572
 573
 574 /*
 575  * Spitz PXA Framebuffer
 576  */
 577
 578 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 579 {
 580         .pixclock       = 19231,
 581         .xres           = 480,
 582         .yres           = 640,
 583         .bpp            = 16,
 584         .hsync_len      = 40,
 585         .left_margin    = 46,
 586         .right_margin   = 125,
 587         .vsync_len      = 3,
 588         .upper_margin   = 1,
 589         .lower_margin   = 0,
 590         .sync           = 0,
 591 },{
 592         .pixclock       = 134617,
 593         .xres           = 240,
 594         .yres           = 320,
 595         .bpp            = 16,
 596         .hsync_len      = 20,
 597         .left_margin    = 20,
 598         .right_margin   = 46,
 599         .vsync_len      = 2,
 600         .upper_margin   = 1,
 601         .lower_margin   = 0,
 602         .sync           = 0,
 603 },
 604 };
 605
 606 static struct pxafb_mach_info spitz_pxafb_info = {
 607         .modes          = &spitz_pxafb_modes[0],
 608         .num_modes      = 2,
 609         .fixed_modes    = 1,
 610         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 611 };
 612
 613
 614 static struct platform_device *devices[] __initdata = {
 615         &spitzscoop_device,
 616         &spitzkbd_device,
 617         &spitzled_device,
 618 };
 619
 620 static void spitz_poweroff(void)
 621 {
 622         arm_machine_restart('g');
 623 }
 624
 625 static void spitz_restart(char mode)
 626 {
 627         /* Bootloader magic for a reboot */
 628         if((MSC0 & 0xffff0000) == 0x7ff00000)
 629                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 630
 631         spitz_poweroff();
 632 }
 633
 634 static void __init common_init(void)
 635 {
 636         init_gpio_reset(SPITZ_GPIO_ON_RESET);
 637         pm_power_off = spitz_poweroff;
 638         arm_pm_restart = spitz_restart;
 639
 640         PMCR = 0x00;
 641
 642         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 643         PCFR |= PCFR_OPDE;
 644
 645         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 646
 647         spitz_init_spi();
 648
 649         platform_add_devices(devices, ARRAY_SIZE(devices));
 650         pxa_set_mci_info(&spitz_mci_platform_data);
 651         pxa_set_ohci_info(&spitz_ohci_platform_data);
 652         pxa_set_ficp_info(&spitz_ficp_platform_data);
 653         set_pxa_fb_info(&spitz_pxafb_info);
 654         pxa_set_i2c_info(NULL);
 655 }
 656
 657 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 658 static void __init spitz_init(void)
 659 {
 660         platform_scoop_config = &spitz_pcmcia_config;
 661
 662         common_init();
 663
 664         platform_device_register(&spitzscoop2_device);
 665 }
 666 #endif
 667
 668 #ifdef CONFIG_MACH_AKITA
 669 /*
 670  * Akita IO Expander
 671  */
 672 static struct pca953x_platform_data akita_ioexp = {
 673         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 674 };
 675
 676 static struct i2c_board_info akita_i2c_board_info[] = {
 677         {
 678                 .type           = "max7310",
 679                 .addr           = 0x18,
 680                 .platform_data  = &akita_ioexp,
 681         },
 682 };
 683
 684 static void __init akita_init(void)
 685 {
 686         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 687
 688         /* We just pretend the second element of the array doesn't exist */
 689         spitz_pcmcia_config.num_devs = 1;
 690         platform_scoop_config = &spitz_pcmcia_config;
 691
 692         pxa_set_i2c_info(NULL);
 693         i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
 694
 695         common_init();
 696 }
 697 #endif
 698
 699 static void __init fixup_spitz(struct machine_desc *desc,
 700                 struct tag *tags, char **cmdline, struct meminfo *mi)
 701 {
 702         sharpsl_save_param();
 703         mi->nr_banks = 1;
 704         mi->bank[0].start = 0xa0000000;
 705         mi->bank[0].node = 0;
 706         mi->bank[0].size = (64*1024*1024);
 707 }
 708
 709 #ifdef CONFIG_MACH_SPITZ
 710 MACHINE_START(SPITZ, "SHARP Spitz")
 711         .phys_io        = 0x40000000,
 712         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 713         .fixup          = fixup_spitz,
 714         .map_io         = pxa_map_io,
 715         .init_irq       = pxa27x_init_irq,
 716         .init_machine   = spitz_init,
 717         .timer          = &pxa_timer,
 718 MACHINE_END
 719 #endif
 720
 721 #ifdef CONFIG_MACH_BORZOI
 722 MACHINE_START(BORZOI, "SHARP Borzoi")
 723         .phys_io        = 0x40000000,
 724         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 725         .fixup          = fixup_spitz,
 726         .map_io         = pxa_map_io,
 727         .init_irq       = pxa27x_init_irq,
 728         .init_machine   = spitz_init,
 729         .timer          = &pxa_timer,
 730 MACHINE_END
 731 #endif
 732
 733 #ifdef CONFIG_MACH_AKITA
 734 MACHINE_START(AKITA, "SHARP Akita")
 735         .phys_io        = 0x40000000,
 736         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 737         .fixup          = fixup_spitz,
 738         .map_io         = pxa_map_io,
 739         .init_irq       = pxa27x_init_irq,
 740         .init_machine   = akita_init,
 741         .timer          = &pxa_timer,
 742 MACHINE_END
 743 #endif