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/mtd/physmap.h>
  26 #include <linux/pm.h>
  27 #include <linux/backlight.h>
  28 #include <linux/io.h>
  29 #include <linux/i2c.h>
  30 #include <linux/i2c/pca953x.h>
  31 #include <linux/spi/spi.h>
  32 #include <linux/spi/ads7846.h>
  33 #include <linux/spi/corgi_lcd.h>
  34
  35 #include <asm/setup.h>
  36 #include <asm/memory.h>
  37 #include <asm/mach-types.h>
  38 #include <mach/hardware.h>
  39 #include <asm/irq.h>
  40 #include <asm/system.h>
  41
  42 #include <asm/mach/arch.h>
  43 #include <asm/mach/map.h>
  44 #include <asm/mach/irq.h>
  45
  46 #include <mach/pxa-regs.h>
  47 #include <mach/pxa2xx-regs.h>
  48 #include <mach/mfp-pxa27x.h>
  49 #include <mach/pxa27x-udc.h>
  50 #include <mach/reset.h>
  51 #include <mach/i2c.h>
  52 #include <mach/irda.h>
  53 #include <mach/mmc.h>
  54 #include <mach/ohci.h>
  55 #include <mach/udc.h>
  56 #include <mach/pxafb.h>
  57 #include <mach/pxa2xx_spi.h>
  58 #include <mach/spitz.h>
  59 #include <mach/sharpsl.h>
  60
  61 #include <asm/mach/sharpsl_param.h>
  62 #include <asm/hardware/scoop.h>
  63
  64 #include "generic.h"
  65 #include "devices.h"
  66 #include "sharpsl.h"
  67
  68 static unsigned long spitz_pin_config[] __initdata = {
  69         /* Chip Selects */
  70         GPIO78_nCS_2,   /* SCOOP #2 */
  71         GPIO79_nCS_3,   /* NAND */
  72         GPIO80_nCS_4,   /* SCOOP #1 */
  73
  74         /* LCD - 16bpp Active TFT */
  75         GPIO58_LCD_LDD_0,
  76         GPIO59_LCD_LDD_1,
  77         GPIO60_LCD_LDD_2,
  78         GPIO61_LCD_LDD_3,
  79         GPIO62_LCD_LDD_4,
  80         GPIO63_LCD_LDD_5,
  81         GPIO64_LCD_LDD_6,
  82         GPIO65_LCD_LDD_7,
  83         GPIO66_LCD_LDD_8,
  84         GPIO67_LCD_LDD_9,
  85         GPIO68_LCD_LDD_10,
  86         GPIO69_LCD_LDD_11,
  87         GPIO70_LCD_LDD_12,
  88         GPIO71_LCD_LDD_13,
  89         GPIO72_LCD_LDD_14,
  90         GPIO73_LCD_LDD_15,
  91         GPIO74_LCD_FCLK,
  92         GPIO75_LCD_LCLK,
  93         GPIO76_LCD_PCLK,
  94
  95         /* PC Card */
  96         GPIO48_nPOE,
  97         GPIO49_nPWE,
  98         GPIO50_nPIOR,
  99         GPIO51_nPIOW,
 100         GPIO85_nPCE_1,
 101         GPIO54_nPCE_2,
 102         GPIO55_nPREG,
 103         GPIO56_nPWAIT,
 104         GPIO57_nIOIS16,
 105         GPIO104_PSKTSEL,
 106
 107         /* MMC */
 108         GPIO32_MMC_CLK,
 109         GPIO112_MMC_CMD,
 110         GPIO92_MMC_DAT_0,
 111         GPIO109_MMC_DAT_1,
 112         GPIO110_MMC_DAT_2,
 113         GPIO111_MMC_DAT_3,
 114
 115         /* GPIOs */
 116         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
 117         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
 118         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
 119         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 120         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 121         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 122         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 123         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 124         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 125
 126         /* I2C */
 127         GPIO117_I2C_SCL,
 128         GPIO118_I2C_SDA,
 129
 130         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
 131 };
 132
 133 /*
 134  * Spitz SCOOP Device #1
 135  */
 136 static struct resource spitz_scoop_resources[] = {
 137         [0] = {
 138                 .start          = 0x10800000,
 139                 .end            = 0x10800fff,
 140                 .flags          = IORESOURCE_MEM,
 141         },
 142 };
 143
 144 static struct scoop_config spitz_scoop_setup = {
 145         .io_dir         = SPITZ_SCP_IO_DIR,
 146         .io_out         = SPITZ_SCP_IO_OUT,
 147         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 148         .suspend_set    = SPITZ_SCP_SUS_SET,
 149         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 150 };
 151
 152 struct platform_device spitzscoop_device = {
 153         .name           = "sharp-scoop",
 154         .id             = 0,
 155         .dev            = {
 156                 .platform_data  = &spitz_scoop_setup,
 157         },
 158         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
 159         .resource       = spitz_scoop_resources,
 160 };
 161
 162 /*
 163  * Spitz SCOOP Device #2
 164  */
 165 static struct resource spitz_scoop2_resources[] = {
 166         [0] = {
 167                 .start          = 0x08800040,
 168                 .end            = 0x08800fff,
 169                 .flags          = IORESOURCE_MEM,
 170         },
 171 };
 172
 173 static struct scoop_config spitz_scoop2_setup = {
 174         .io_dir         = SPITZ_SCP2_IO_DIR,
 175         .io_out         = SPITZ_SCP2_IO_OUT,
 176         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 177         .suspend_set    = SPITZ_SCP2_SUS_SET,
 178         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 179 };
 180
 181 struct platform_device spitzscoop2_device = {
 182         .name           = "sharp-scoop",
 183         .id             = 1,
 184         .dev            = {
 185                 .platform_data  = &spitz_scoop2_setup,
 186         },
 187         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
 188         .resource       = spitz_scoop2_resources,
 189 };
 190
 191 #define SPITZ_PWR_SD 0x01
 192 #define SPITZ_PWR_CF 0x02
 193
 194 /* Power control is shared with between one of the CF slots and SD */
 195 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
 196 {
 197         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
 198
 199         if (new_cpr & 0x0007) {
 200                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 201                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
 202                         mdelay(5);
 203                 if (device == SPITZ_PWR_CF)
 204                         cpr |= 0x0002;
 205                 if (device == SPITZ_PWR_SD)
 206                         cpr |= 0x0004;
 207                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 208         } else {
 209                 if (device == SPITZ_PWR_CF)
 210                         cpr &= ~0x0002;
 211                 if (device == SPITZ_PWR_SD)
 212                         cpr &= ~0x0004;
 213                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
 214                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
 215                         mdelay(1);
 216                         gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 217                 } else {
 218                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 219                 }
 220         }
 221 }
 222
 223 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
 224 {
 225         /* Only need to override behaviour for slot 0 */
 226         if (nr == 0)
 227                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
 228         else
 229                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 230 }
 231
 232 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 233 {
 234         .dev        = &spitzscoop_device.dev,
 235         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
 236         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
 237         .cd_irq_str = "PCMCIA0 CD",
 238 },{
 239         .dev        = &spitzscoop2_device.dev,
 240         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
 241         .cd_irq     = -1,
 242 },
 243 };
 244
 245 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 246         .devs         = &spitz_pcmcia_scoop[0],
 247         .num_devs     = 2,
 248         .power_ctrl   = spitz_pcmcia_pwr,
 249 };
 250
 251 EXPORT_SYMBOL(spitzscoop_device);
 252 EXPORT_SYMBOL(spitzscoop2_device);
 253
 254 /*
 255  * Spitz Keyboard Device
 256  */
 257 static struct platform_device spitzkbd_device = {
 258         .name           = "spitz-keyboard",
 259         .id             = -1,
 260 };
 261
 262
 263 /*
 264  * Spitz LEDs
 265  */
 266 static struct gpio_led spitz_gpio_leds[] = {
 267         {
 268                 .name                   = "spitz:amber:charge",
 269                 .default_trigger        = "sharpsl-charge",
 270                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 271         },
 272         {
 273                 .name                   = "spitz:green:hddactivity",
 274                 .default_trigger        = "ide-disk",
 275                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 276         },
 277 };
 278
 279 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 280         .leds           = spitz_gpio_leds,
 281         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 282 };
 283
 284 static struct platform_device spitzled_device = {
 285         .name           = "leds-gpio",
 286         .id             = -1,
 287         .dev            = {
 288                 .platform_data = &spitz_gpio_leds_info,
 289         },
 290 };
 291
 292 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 293 static struct pxa2xx_spi_master spitz_spi_info = {
 294         .num_chipselect = 3,
 295 };
 296
 297 static struct ads7846_platform_data spitz_ads7846_info = {
 298         .model                  = 7846,
 299         .vref_delay_usecs       = 100,
 300         .x_plate_ohms           = 419,
 301         .y_plate_ohms           = 486,
 302         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 303 };
 304
 305 static void spitz_ads7846_cs(u32 command)
 306 {
 307         gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
 308 }
 309
 310 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 311         .cs_control             = spitz_ads7846_cs,
 312 };
 313
 314 static void spitz_bl_kick_battery(void)
 315 {
 316         void (*kick_batt)(void);
 317
 318         kick_batt = symbol_get(sharpsl_battery_kick);
 319         if (kick_batt) {
 320                 kick_batt();
 321                 symbol_put(sharpsl_battery_kick);
 322         }
 323 }
 324
 325 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 326         .init_mode              = CORGI_LCD_MODE_VGA,
 327         .max_intensity          = 0x2f,
 328         .default_intensity      = 0x1f,
 329         .limit_mask             = 0x0b,
 330         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 331         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 332         .kick_battery           = spitz_bl_kick_battery,
 333 };
 334
 335 static void spitz_lcdcon_cs(u32 command)
 336 {
 337         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
 338 }
 339
 340 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 341         .cs_control     = spitz_lcdcon_cs,
 342 };
 343
 344 static void spitz_max1111_cs(u32 command)
 345 {
 346         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
 347 }
 348
 349 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 350         .cs_control     = spitz_max1111_cs,
 351 };
 352
 353 static struct spi_board_info spitz_spi_devices[] = {
 354         {
 355                 .modalias       = "ads7846",
 356                 .max_speed_hz   = 1200000,
 357                 .bus_num        = 2,
 358                 .chip_select    = 0,
 359                 .platform_data  = &spitz_ads7846_info,
 360                 .controller_data= &spitz_ads7846_chip,
 361                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
 362         }, {
 363                 .modalias       = "corgi-lcd",
 364                 .max_speed_hz   = 50000,
 365                 .bus_num        = 2,
 366                 .chip_select    = 1,
 367                 .platform_data  = &spitz_lcdcon_info,
 368                 .controller_data= &spitz_lcdcon_chip,
 369         }, {
 370                 .modalias       = "max1111",
 371                 .max_speed_hz   = 450000,
 372                 .bus_num        = 2,
 373                 .chip_select    = 2,
 374                 .controller_data= &spitz_max1111_chip,
 375         },
 376 };
 377
 378 static void __init spitz_init_spi(void)
 379 {
 380         int err;
 381
 382         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
 383         if (err)
 384                 return;
 385
 386         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
 387         if (err)
 388                 goto err_free_1;
 389
 390         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
 391         if (err)
 392                 goto err_free_2;
 393
 394         err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
 395         if (err)
 396                 goto err_free_3;
 397         err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
 398         if (err)
 399                 goto err_free_3;
 400         err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
 401         if (err)
 402                 goto err_free_3;
 403
 404         if (machine_is_akita()) {
 405                 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 406                 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 407         }
 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_3:
 414         gpio_free(SPITZ_GPIO_MAX1111_CS);
 415 err_free_2:
 416         gpio_free(SPITZ_GPIO_LCDCON_CS);
 417 err_free_1:
 418         gpio_free(SPITZ_GPIO_ADS7846_CS);
 419 }
 420 #else
 421 static inline void spitz_init_spi(void) {}
 422 #endif
 423
 424 /*
 425  * MMC/SD Device
 426  *
 427  * The card detect interrupt isn't debounced so we delay it by 250ms
 428  * to give the card a chance to fully insert/eject.
 429  */
 430
 431 static struct pxamci_platform_data spitz_mci_platform_data;
 432
 433 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 434 {
 435         int err;
 436
 437         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
 438         if (err)
 439                 goto err_out;
 440
 441         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
 442         if (err)
 443                 goto err_free_1;
 444
 445         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
 446         gpio_direction_input(SPITZ_GPIO_nSD_WP);
 447
 448         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 449
 450         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
 451                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
 452                           IRQF_TRIGGER_FALLING,
 453                           "MMC card detect", data);
 454         if (err) {
 455                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
 456                                 __func__);
 457                 goto err_free_2;
 458         }
 459         return 0;
 460
 461 err_free_2:
 462         gpio_free(SPITZ_GPIO_nSD_WP);
 463 err_free_1:
 464         gpio_free(SPITZ_GPIO_nSD_DETECT);
 465 err_out:
 466         return err;
 467 }
 468
 469 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 470 {
 471         struct pxamci_platform_data* p_d = dev->platform_data;
 472
 473         if (( 1 << vdd) & p_d->ocr_mask)
 474                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
 475         else
 476                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 477 }
 478
 479 static int spitz_mci_get_ro(struct device *dev)
 480 {
 481         return gpio_get_value(SPITZ_GPIO_nSD_WP);
 482 }
 483
 484 static void spitz_mci_exit(struct device *dev, void *data)
 485 {
 486         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
 487         gpio_free(SPITZ_GPIO_nSD_WP);
 488         gpio_free(SPITZ_GPIO_nSD_DETECT);
 489 }
 490
 491 static struct pxamci_platform_data spitz_mci_platform_data = {
 492         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 493         .init           = spitz_mci_init,
 494         .get_ro         = spitz_mci_get_ro,
 495         .setpower       = spitz_mci_setpower,
 496         .exit           = spitz_mci_exit,
 497 };
 498
 499
 500 /*
 501  * USB Host (OHCI)
 502  */
 503 static int spitz_ohci_init(struct device *dev)
 504 {
 505         int err;
 506
 507         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 508         if (err)
 509                 return err;
 510
 511         /* Only Port 2 is connected
 512          * Setup USB Port 2 Output Control Register
 513          */
 514         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 515
 516         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 517 }
 518
 519 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 520         .port_mode      = PMM_NPS_MODE,
 521         .init           = spitz_ohci_init,
 522         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 523         .power_budget   = 150,
 524 };
 525
 526
 527 /*
 528  * Irda
 529  */
 530 static int spitz_irda_startup(struct device *dev)
 531 {
 532         int rc;
 533
 534         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
 535         if (rc)
 536                 goto err;
 537
 538         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
 539         if (rc)
 540                 goto err_dir;
 541
 542         return 0;
 543
 544 err_dir:
 545         gpio_free(SPITZ_GPIO_IR_ON);
 546 err:
 547         return rc;
 548 }
 549
 550 static void spitz_irda_shutdown(struct device *dev)
 551 {
 552         gpio_free(SPITZ_GPIO_IR_ON);
 553 }
 554
 555 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 556 {
 557         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
 558         pxa2xx_transceiver_mode(dev, mode);
 559 }
 560
 561 #ifdef CONFIG_MACH_AKITA
 562 static void akita_irda_transceiver_mode(struct device *dev, int mode)
 563 {
 564         gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
 565         pxa2xx_transceiver_mode(dev, mode);
 566 }
 567 #endif
 568
 569 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 570         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 571         .transceiver_mode       = spitz_irda_transceiver_mode,
 572         .startup                = spitz_irda_startup,
 573         .shutdown               = spitz_irda_shutdown,
 574 };
 575
 576
 577 /*
 578  * Spitz PXA Framebuffer
 579  */
 580
 581 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 582 {
 583         .pixclock       = 19231,
 584         .xres           = 480,
 585         .yres           = 640,
 586         .bpp            = 16,
 587         .hsync_len      = 40,
 588         .left_margin    = 46,
 589         .right_margin   = 125,
 590         .vsync_len      = 3,
 591         .upper_margin   = 1,
 592         .lower_margin   = 0,
 593         .sync           = 0,
 594 },{
 595         .pixclock       = 134617,
 596         .xres           = 240,
 597         .yres           = 320,
 598         .bpp            = 16,
 599         .hsync_len      = 20,
 600         .left_margin    = 20,
 601         .right_margin   = 46,
 602         .vsync_len      = 2,
 603         .upper_margin   = 1,
 604         .lower_margin   = 0,
 605         .sync           = 0,
 606 },
 607 };
 608
 609 static struct pxafb_mach_info spitz_pxafb_info = {
 610         .modes          = &spitz_pxafb_modes[0],
 611         .num_modes      = 2,
 612         .fixed_modes    = 1,
 613         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 614 };
 615
 616
 617 static struct mtd_partition sharpsl_rom_parts[] = {
 618         {
 619                 .name   ="Boot PROM Filesystem",
 620                 .offset = 0x00140000,
 621                 .size   = MTDPART_SIZ_FULL,
 622         },
 623 };
 624
 625 static struct physmap_flash_data sharpsl_rom_data = {
 626         .width          = 2,
 627         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
 628         .parts          = sharpsl_rom_parts,
 629 };
 630
 631 static struct resource sharpsl_rom_resources[] = {
 632         {
 633                 .start  = 0x00000000,
 634                 .end    = 0x007fffff,
 635                 .flags  = IORESOURCE_MEM,
 636         },
 637 };
 638
 639 static struct platform_device sharpsl_rom_device = {
 640         .name   = "physmap-flash",
 641         .id     = -1,
 642         .resource = sharpsl_rom_resources,
 643         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
 644         .dev.platform_data = &sharpsl_rom_data,
 645 };
 646
 647 static struct platform_device *devices[] __initdata = {
 648         &spitzscoop_device,
 649         &spitzkbd_device,
 650         &spitzled_device,
 651         &sharpsl_rom_device,
 652 };
 653
 654 static void spitz_poweroff(void)
 655 {
 656         arm_machine_restart('g');
 657 }
 658
 659 static void spitz_restart(char mode)
 660 {
 661         /* Bootloader magic for a reboot */
 662         if((MSC0 & 0xffff0000) == 0x7ff00000)
 663                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 664
 665         spitz_poweroff();
 666 }
 667
 668 static void __init common_init(void)
 669 {
 670         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
 671         pm_power_off = spitz_poweroff;
 672         arm_pm_restart = spitz_restart;
 673
 674         PMCR = 0x00;
 675
 676         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 677         PCFR |= PCFR_OPDE;
 678
 679         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 680
 681         spitz_init_spi();
 682
 683         platform_add_devices(devices, ARRAY_SIZE(devices));
 684         pxa_set_mci_info(&spitz_mci_platform_data);
 685         pxa_set_ohci_info(&spitz_ohci_platform_data);
 686         pxa_set_ficp_info(&spitz_ficp_platform_data);
 687         set_pxa_fb_info(&spitz_pxafb_info);
 688         pxa_set_i2c_info(NULL);
 689 }
 690
 691 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 692 static void __init spitz_init(void)
 693 {
 694         platform_scoop_config = &spitz_pcmcia_config;
 695
 696         common_init();
 697
 698         platform_device_register(&spitzscoop2_device);
 699 }
 700 #endif
 701
 702 #ifdef CONFIG_MACH_AKITA
 703 /*
 704  * Akita IO Expander
 705  */
 706 static struct pca953x_platform_data akita_ioexp = {
 707         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 708 };
 709
 710 static struct i2c_board_info akita_i2c_board_info[] = {
 711         {
 712                 .type           = "max7310",
 713                 .addr           = 0x18,
 714                 .platform_data  = &akita_ioexp,
 715         },
 716 };
 717
 718 static void __init akita_init(void)
 719 {
 720         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 721
 722         /* We just pretend the second element of the array doesn't exist */
 723         spitz_pcmcia_config.num_devs = 1;
 724         platform_scoop_config = &spitz_pcmcia_config;
 725
 726         i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
 727
 728         common_init();
 729 }
 730 #endif
 731
 732 static void __init fixup_spitz(struct machine_desc *desc,
 733                 struct tag *tags, char **cmdline, struct meminfo *mi)
 734 {
 735         sharpsl_save_param();
 736         mi->nr_banks = 1;
 737         mi->bank[0].start = 0xa0000000;
 738         mi->bank[0].node = 0;
 739         mi->bank[0].size = (64*1024*1024);
 740 }
 741
 742 #ifdef CONFIG_MACH_SPITZ
 743 MACHINE_START(SPITZ, "SHARP Spitz")
 744         .phys_io        = 0x40000000,
 745         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 746         .fixup          = fixup_spitz,
 747         .map_io         = pxa_map_io,
 748         .init_irq       = pxa27x_init_irq,
 749         .init_machine   = spitz_init,
 750         .timer          = &pxa_timer,
 751 MACHINE_END
 752 #endif
 753
 754 #ifdef CONFIG_MACH_BORZOI
 755 MACHINE_START(BORZOI, "SHARP Borzoi")
 756         .phys_io        = 0x40000000,
 757         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 758         .fixup          = fixup_spitz,
 759         .map_io         = pxa_map_io,
 760         .init_irq       = pxa27x_init_irq,
 761         .init_machine   = spitz_init,
 762         .timer          = &pxa_timer,
 763 MACHINE_END
 764 #endif
 765
 766 #ifdef CONFIG_MACH_AKITA
 767 MACHINE_START(AKITA, "SHARP Akita")
 768         .phys_io        = 0x40000000,
 769         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 770         .fixup          = fixup_spitz,
 771         .map_io         = pxa_map_io,
 772         .init_irq       = pxa27x_init_irq,
 773         .init_machine   = akita_init,
 774         .timer          = &pxa_timer,
 775 MACHINE_END
 776 #endif