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         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_bl_kick_battery(void)
 309 {
 310         void (*kick_batt)(void);
 311
 312         kick_batt = symbol_get(sharpsl_battery_kick);
 313         if (kick_batt) {
 314                 kick_batt();
 315                 symbol_put(sharpsl_battery_kick);
 316         }
 317 }
 318
 319 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 320         .init_mode              = CORGI_LCD_MODE_VGA,
 321         .max_intensity          = 0x2f,
 322         .default_intensity      = 0x1f,
 323         .limit_mask             = 0x0b,
 324         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 325         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 326         .kick_battery           = spitz_bl_kick_battery,
 327 };
 328
 329 static void spitz_lcdcon_cs(u32 command)
 330 {
 331         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
 332 }
 333
 334 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 335         .cs_control     = spitz_lcdcon_cs,
 336 };
 337
 338 static void spitz_max1111_cs(u32 command)
 339 {
 340         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
 341 }
 342
 343 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 344         .cs_control     = spitz_max1111_cs,
 345 };
 346
 347 static struct spi_board_info spitz_spi_devices[] = {
 348         {
 349                 .modalias       = "ads7846",
 350                 .max_speed_hz   = 1200000,
 351                 .bus_num        = 2,
 352                 .chip_select    = 0,
 353                 .platform_data  = &spitz_ads7846_info,
 354                 .controller_data= &spitz_ads7846_chip,
 355                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
 356         }, {
 357                 .modalias       = "corgi-lcd",
 358                 .max_speed_hz   = 50000,
 359                 .bus_num        = 2,
 360                 .chip_select    = 1,
 361                 .platform_data  = &spitz_lcdcon_info,
 362                 .controller_data= &spitz_lcdcon_chip,
 363         }, {
 364                 .modalias       = "max1111",
 365                 .max_speed_hz   = 450000,
 366                 .bus_num        = 2,
 367                 .chip_select    = 2,
 368                 .controller_data= &spitz_max1111_chip,
 369         },
 370 };
 371
 372 static void __init spitz_init_spi(void)
 373 {
 374         int err;
 375
 376         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
 377         if (err)
 378                 return;
 379
 380         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
 381         if (err)
 382                 goto err_free_1;
 383
 384         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
 385         if (err)
 386                 goto err_free_2;
 387
 388         err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
 389         if (err)
 390                 goto err_free_3;
 391         err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
 392         if (err)
 393                 goto err_free_3;
 394         err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
 395         if (err)
 396                 goto err_free_3;
 397
 398         if (machine_is_akita()) {
 399                 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 400                 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 401         }
 402
 403         pxa2xx_set_spi_info(2, &spitz_spi_info);
 404         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 405         return;
 406
 407 err_free_3:
 408         gpio_free(SPITZ_GPIO_MAX1111_CS);
 409 err_free_2:
 410         gpio_free(SPITZ_GPIO_LCDCON_CS);
 411 err_free_1:
 412         gpio_free(SPITZ_GPIO_ADS7846_CS);
 413 }
 414 #else
 415 static inline void spitz_init_spi(void) {}
 416 #endif
 417
 418 /*
 419  * MMC/SD Device
 420  *
 421  * The card detect interrupt isn't debounced so we delay it by 250ms
 422  * to give the card a chance to fully insert/eject.
 423  */
 424
 425 static struct pxamci_platform_data spitz_mci_platform_data;
 426
 427 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 428 {
 429         int err;
 430
 431         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
 432         if (err)
 433                 goto err_out;
 434
 435         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
 436         if (err)
 437                 goto err_free_1;
 438
 439         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
 440         gpio_direction_input(SPITZ_GPIO_nSD_WP);
 441
 442         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 443
 444         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
 445                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
 446                           IRQF_TRIGGER_FALLING,
 447                           "MMC card detect", data);
 448         if (err) {
 449                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
 450                                 __func__);
 451                 goto err_free_2;
 452         }
 453         return 0;
 454
 455 err_free_2:
 456         gpio_free(SPITZ_GPIO_nSD_WP);
 457 err_free_1:
 458         gpio_free(SPITZ_GPIO_nSD_DETECT);
 459 err_out:
 460         return err;
 461 }
 462
 463 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 464 {
 465         struct pxamci_platform_data* p_d = dev->platform_data;
 466
 467         if (( 1 << vdd) & p_d->ocr_mask)
 468                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
 469         else
 470                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 471 }
 472
 473 static int spitz_mci_get_ro(struct device *dev)
 474 {
 475         return gpio_get_value(SPITZ_GPIO_nSD_WP);
 476 }
 477
 478 static void spitz_mci_exit(struct device *dev, void *data)
 479 {
 480         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
 481         gpio_free(SPITZ_GPIO_nSD_WP);
 482         gpio_free(SPITZ_GPIO_nSD_DETECT);
 483 }
 484
 485 static struct pxamci_platform_data spitz_mci_platform_data = {
 486         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 487         .init           = spitz_mci_init,
 488         .get_ro         = spitz_mci_get_ro,
 489         .setpower       = spitz_mci_setpower,
 490         .exit           = spitz_mci_exit,
 491 };
 492
 493
 494 /*
 495  * USB Host (OHCI)
 496  */
 497 static int spitz_ohci_init(struct device *dev)
 498 {
 499         int err;
 500
 501         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 502         if (err)
 503                 return err;
 504
 505         /* Only Port 2 is connected
 506          * Setup USB Port 2 Output Control Register
 507          */
 508         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 509
 510         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 511 }
 512
 513 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 514         .port_mode      = PMM_NPS_MODE,
 515         .init           = spitz_ohci_init,
 516         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 517         .power_budget   = 150,
 518 };
 519
 520
 521 /*
 522  * Irda
 523  */
 524 static int spitz_irda_startup(struct device *dev)
 525 {
 526         int rc;
 527
 528         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
 529         if (rc)
 530                 goto err;
 531
 532         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
 533         if (rc)
 534                 goto err_dir;
 535
 536         return 0;
 537
 538 err_dir:
 539         gpio_free(SPITZ_GPIO_IR_ON);
 540 err:
 541         return rc;
 542 }
 543
 544 static void spitz_irda_shutdown(struct device *dev)
 545 {
 546         gpio_free(SPITZ_GPIO_IR_ON);
 547 }
 548
 549 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 550 {
 551         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
 552         pxa2xx_transceiver_mode(dev, mode);
 553 }
 554
 555 #ifdef CONFIG_MACH_AKITA
 556 static void akita_irda_transceiver_mode(struct device *dev, int mode)
 557 {
 558         gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
 559         pxa2xx_transceiver_mode(dev, mode);
 560 }
 561 #endif
 562
 563 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 564         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 565         .transceiver_mode       = spitz_irda_transceiver_mode,
 566         .startup                = spitz_irda_startup,
 567         .shutdown               = spitz_irda_shutdown,
 568 };
 569
 570
 571 /*
 572  * Spitz PXA Framebuffer
 573  */
 574
 575 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 576 {
 577         .pixclock       = 19231,
 578         .xres           = 480,
 579         .yres           = 640,
 580         .bpp            = 16,
 581         .hsync_len      = 40,
 582         .left_margin    = 46,
 583         .right_margin   = 125,
 584         .vsync_len      = 3,
 585         .upper_margin   = 1,
 586         .lower_margin   = 0,
 587         .sync           = 0,
 588 },{
 589         .pixclock       = 134617,
 590         .xres           = 240,
 591         .yres           = 320,
 592         .bpp            = 16,
 593         .hsync_len      = 20,
 594         .left_margin    = 20,
 595         .right_margin   = 46,
 596         .vsync_len      = 2,
 597         .upper_margin   = 1,
 598         .lower_margin   = 0,
 599         .sync           = 0,
 600 },
 601 };
 602
 603 static struct pxafb_mach_info spitz_pxafb_info = {
 604         .modes          = &spitz_pxafb_modes[0],
 605         .num_modes      = 2,
 606         .fixed_modes    = 1,
 607         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 608 };
 609
 610
 611 static struct platform_device *devices[] __initdata = {
 612         &spitzscoop_device,
 613         &spitzkbd_device,
 614         &spitzled_device,
 615 };
 616
 617 static void spitz_poweroff(void)
 618 {
 619         arm_machine_restart('g');
 620 }
 621
 622 static void spitz_restart(char mode)
 623 {
 624         /* Bootloader magic for a reboot */
 625         if((MSC0 & 0xffff0000) == 0x7ff00000)
 626                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 627
 628         spitz_poweroff();
 629 }
 630
 631 static void __init common_init(void)
 632 {
 633         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
 634         pm_power_off = spitz_poweroff;
 635         arm_pm_restart = spitz_restart;
 636
 637         PMCR = 0x00;
 638
 639         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 640         PCFR |= PCFR_OPDE;
 641
 642         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 643
 644         spitz_init_spi();
 645
 646         platform_add_devices(devices, ARRAY_SIZE(devices));
 647         pxa_set_mci_info(&spitz_mci_platform_data);
 648         pxa_set_ohci_info(&spitz_ohci_platform_data);
 649         pxa_set_ficp_info(&spitz_ficp_platform_data);
 650         set_pxa_fb_info(&spitz_pxafb_info);
 651         pxa_set_i2c_info(NULL);
 652 }
 653
 654 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 655 static void __init spitz_init(void)
 656 {
 657         platform_scoop_config = &spitz_pcmcia_config;
 658
 659         common_init();
 660
 661         platform_device_register(&spitzscoop2_device);
 662 }
 663 #endif
 664
 665 #ifdef CONFIG_MACH_AKITA
 666 /*
 667  * Akita IO Expander
 668  */
 669 static struct pca953x_platform_data akita_ioexp = {
 670         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 671 };
 672
 673 static struct i2c_board_info akita_i2c_board_info[] = {
 674         {
 675                 .type           = "max7310",
 676                 .addr           = 0x18,
 677                 .platform_data  = &akita_ioexp,
 678         },
 679 };
 680
 681 static void __init akita_init(void)
 682 {
 683         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 684
 685         /* We just pretend the second element of the array doesn't exist */
 686         spitz_pcmcia_config.num_devs = 1;
 687         platform_scoop_config = &spitz_pcmcia_config;
 688
 689         pxa_set_i2c_info(NULL);
 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