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/platform_device.h>
  17 #include <linux/delay.h>
  18 #include <linux/gpio_keys.h>
  19 #include <linux/gpio.h>
  20 #include <linux/leds.h>
  21 #include <linux/i2c.h>
  22 #include <linux/i2c/pxa-i2c.h>
  23 #include <linux/i2c/pca953x.h>
  24 #include <linux/spi/spi.h>
  25 #include <linux/spi/ads7846.h>
  26 #include <linux/spi/corgi_lcd.h>
  27 #include <linux/spi/pxa2xx_spi.h>
  28 #include <linux/mtd/sharpsl.h>
  29 #include <linux/mtd/physmap.h>
  30 #include <linux/input/matrix_keypad.h>
  31 #include <linux/regulator/machine.h>
  32 #include <linux/io.h>
  33 #include <linux/module.h>
  34 #include <linux/reboot.h>
  35
  36 #include <asm/setup.h>
  37 #include <asm/mach-types.h>
  38 #include <asm/mach/arch.h>
  39 #include <asm/mach/sharpsl_param.h>
  40 #include <asm/hardware/scoop.h>
  41
  42 #include <mach/pxa27x.h>
  43 #include <mach/pxa27x-udc.h>
  44 #include <mach/reset.h>
  45 #include <linux/platform_data/irda-pxaficp.h>
  46 #include <linux/platform_data/mmc-pxamci.h>
  47 #include <linux/platform_data/usb-ohci-pxa27x.h>
  48 #include <linux/platform_data/video-pxafb.h>
  49 #include <mach/spitz.h>
  50 #include <mach/sharpsl_pm.h>
  51 #include <mach/smemc.h>
  52
  53 #include "generic.h"
  54 #include "devices.h"
  55
  56 /******************************************************************************
  57  * Pin configuration
  58  ******************************************************************************/
  59 static unsigned long spitz_pin_config[] __initdata = {
  60         /* Chip Selects */
  61         GPIO78_nCS_2,   /* SCOOP #2 */
  62         GPIO79_nCS_3,   /* NAND */
  63         GPIO80_nCS_4,   /* SCOOP #1 */
  64
  65         /* LCD - 16bpp Active TFT */
  66         GPIOxx_LCD_TFT_16BPP,
  67
  68         /* PC Card */
  69         GPIO48_nPOE,
  70         GPIO49_nPWE,
  71         GPIO50_nPIOR,
  72         GPIO51_nPIOW,
  73         GPIO85_nPCE_1,
  74         GPIO54_nPCE_2,
  75         GPIO55_nPREG,
  76         GPIO56_nPWAIT,
  77         GPIO57_nIOIS16,
  78         GPIO104_PSKTSEL,
  79
  80         /* I2S */
  81         GPIO28_I2S_BITCLK_OUT,
  82         GPIO29_I2S_SDATA_IN,
  83         GPIO30_I2S_SDATA_OUT,
  84         GPIO31_I2S_SYNC,
  85
  86         /* MMC */
  87         GPIO32_MMC_CLK,
  88         GPIO112_MMC_CMD,
  89         GPIO92_MMC_DAT_0,
  90         GPIO109_MMC_DAT_1,
  91         GPIO110_MMC_DAT_2,
  92         GPIO111_MMC_DAT_3,
  93
  94         /* GPIOs */
  95         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
  96         GPIO16_GPIO,    /* SPITZ_GPIO_SYNC */
  97         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
  98         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
  99         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 100         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 101         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 102         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 103         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 104         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 105
 106         /* GPIO matrix keypad */
 107         GPIO88_GPIO,    /* column 0 */
 108         GPIO23_GPIO,    /* column 1 */
 109         GPIO24_GPIO,    /* column 2 */
 110         GPIO25_GPIO,    /* column 3 */
 111         GPIO26_GPIO,    /* column 4 */
 112         GPIO27_GPIO,    /* column 5 */
 113         GPIO52_GPIO,    /* column 6 */
 114         GPIO103_GPIO,   /* column 7 */
 115         GPIO107_GPIO,   /* column 8 */
 116         GPIO108_GPIO,   /* column 9 */
 117         GPIO114_GPIO,   /* column 10 */
 118         GPIO12_GPIO,    /* row 0 */
 119         GPIO17_GPIO,    /* row 1 */
 120         GPIO91_GPIO,    /* row 2 */
 121         GPIO34_GPIO,    /* row 3 */
 122         GPIO36_GPIO,    /* row 4 */
 123         GPIO38_GPIO,    /* row 5 */
 124         GPIO39_GPIO,    /* row 6 */
 125
 126         /* I2C */
 127         GPIO117_I2C_SCL,
 128         GPIO118_I2C_SDA,
 129
 130         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,       /* SPITZ_GPIO_KEY_INT */
 131         GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,       /* SPITZ_GPIO_RESET */
 132 };
 133
 134
 135 /******************************************************************************
 136  * Scoop GPIO expander
 137  ******************************************************************************/
 138 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
 139 /* SCOOP Device #1 */
 140 static struct resource spitz_scoop_1_resources[] = {
 141         [0] = {
 142                 .start          = 0x10800000,
 143                 .end            = 0x10800fff,
 144                 .flags          = IORESOURCE_MEM,
 145         },
 146 };
 147
 148 static struct scoop_config spitz_scoop_1_setup = {
 149         .io_dir         = SPITZ_SCP_IO_DIR,
 150         .io_out         = SPITZ_SCP_IO_OUT,
 151         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 152         .suspend_set    = SPITZ_SCP_SUS_SET,
 153         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 154 };
 155
 156 struct platform_device spitz_scoop_1_device = {
 157         .name           = "sharp-scoop",
 158         .id             = 0,
 159         .dev            = {
 160                 .platform_data  = &spitz_scoop_1_setup,
 161         },
 162         .num_resources  = ARRAY_SIZE(spitz_scoop_1_resources),
 163         .resource       = spitz_scoop_1_resources,
 164 };
 165
 166 /* SCOOP Device #2 */
 167 static struct resource spitz_scoop_2_resources[] = {
 168         [0] = {
 169                 .start          = 0x08800040,
 170                 .end            = 0x08800fff,
 171                 .flags          = IORESOURCE_MEM,
 172         },
 173 };
 174
 175 static struct scoop_config spitz_scoop_2_setup = {
 176         .io_dir         = SPITZ_SCP2_IO_DIR,
 177         .io_out         = SPITZ_SCP2_IO_OUT,
 178         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 179         .suspend_set    = SPITZ_SCP2_SUS_SET,
 180         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 181 };
 182
 183 struct platform_device spitz_scoop_2_device = {
 184         .name           = "sharp-scoop",
 185         .id             = 1,
 186         .dev            = {
 187                 .platform_data  = &spitz_scoop_2_setup,
 188         },
 189         .num_resources  = ARRAY_SIZE(spitz_scoop_2_resources),
 190         .resource       = spitz_scoop_2_resources,
 191 };
 192
 193 static void __init spitz_scoop_init(void)
 194 {
 195         platform_device_register(&spitz_scoop_1_device);
 196
 197         /* Akita doesn't have the second SCOOP chip */
 198         if (!machine_is_akita())
 199                 platform_device_register(&spitz_scoop_2_device);
 200 }
 201
 202 /* Power control is shared with between one of the CF slots and SD */
 203 static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
 204 {
 205         unsigned short cpr;
 206         unsigned long flags;
 207
 208         if (new_cpr & 0x7) {
 209                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 210                 mdelay(5);
 211         }
 212
 213         local_irq_save(flags);
 214
 215         cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
 216
 217         if (enable & new_cpr)
 218                 cpr |= new_cpr;
 219         else
 220                 cpr &= ~enable;
 221
 222         write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
 223
 224         local_irq_restore(flags);
 225
 226         if (!(cpr & 0x7)) {
 227                 mdelay(1);
 228                 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 229         }
 230 }
 231
 232 #else
 233 static inline void spitz_scoop_init(void) {}
 234 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
 235 #endif
 236
 237 /******************************************************************************
 238  * PCMCIA
 239  ******************************************************************************/
 240 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
 241 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
 242 {
 243         /* Only need to override behaviour for slot 0 */
 244         if (nr == 0)
 245                 spitz_card_pwr_ctrl(
 246                         cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
 247         else
 248                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 249 }
 250
 251 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 252         {
 253                 .dev            = &spitz_scoop_1_device.dev,
 254                 .irq            = SPITZ_IRQ_GPIO_CF_IRQ,
 255                 .cd_irq         = SPITZ_IRQ_GPIO_CF_CD,
 256                 .cd_irq_str     = "PCMCIA0 CD",
 257         }, {
 258                 .dev            = &spitz_scoop_2_device.dev,
 259                 .irq            = SPITZ_IRQ_GPIO_CF2_IRQ,
 260                 .cd_irq         = -1,
 261         },
 262 };
 263
 264 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 265         .devs           = &spitz_pcmcia_scoop[0],
 266         .num_devs       = 2,
 267         .power_ctrl     = spitz_pcmcia_pwr,
 268 };
 269
 270 static void __init spitz_pcmcia_init(void)
 271 {
 272         /* Akita has only one PCMCIA slot used */
 273         if (machine_is_akita())
 274                 spitz_pcmcia_config.num_devs = 1;
 275
 276         platform_scoop_config = &spitz_pcmcia_config;
 277 }
 278 #else
 279 static inline void spitz_pcmcia_init(void) {}
 280 #endif
 281
 282 /******************************************************************************
 283  * GPIO keyboard
 284  ******************************************************************************/
 285 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
 286
 287 #define SPITZ_KEY_CALENDAR      KEY_F1
 288 #define SPITZ_KEY_ADDRESS       KEY_F2
 289 #define SPITZ_KEY_FN            KEY_F3
 290 #define SPITZ_KEY_CANCEL        KEY_F4
 291 #define SPITZ_KEY_EXOK          KEY_F5
 292 #define SPITZ_KEY_EXCANCEL      KEY_F6
 293 #define SPITZ_KEY_EXJOGDOWN     KEY_F7
 294 #define SPITZ_KEY_EXJOGUP       KEY_F8
 295 #define SPITZ_KEY_JAP1          KEY_LEFTALT
 296 #define SPITZ_KEY_JAP2          KEY_RIGHTCTRL
 297 #define SPITZ_KEY_SYNC          KEY_F9
 298 #define SPITZ_KEY_MAIL          KEY_F10
 299 #define SPITZ_KEY_OK            KEY_F11
 300 #define SPITZ_KEY_MENU          KEY_F12
 301
 302 static const uint32_t spitz_keymap[] = {
 303         KEY(0, 0, KEY_LEFTCTRL),
 304         KEY(0, 1, KEY_1),
 305         KEY(0, 2, KEY_3),
 306         KEY(0, 3, KEY_5),
 307         KEY(0, 4, KEY_6),
 308         KEY(0, 5, KEY_7),
 309         KEY(0, 6, KEY_9),
 310         KEY(0, 7, KEY_0),
 311         KEY(0, 8, KEY_BACKSPACE),
 312         KEY(0, 9, SPITZ_KEY_EXOK),      /* EXOK */
 313         KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
 314         KEY(1, 1, KEY_2),
 315         KEY(1, 2, KEY_4),
 316         KEY(1, 3, KEY_R),
 317         KEY(1, 4, KEY_Y),
 318         KEY(1, 5, KEY_8),
 319         KEY(1, 6, KEY_I),
 320         KEY(1, 7, KEY_O),
 321         KEY(1, 8, KEY_P),
 322         KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
 323         KEY(1, 10, SPITZ_KEY_EXJOGUP),  /* EXJOGUP */
 324         KEY(2, 0, KEY_TAB),
 325         KEY(2, 1, KEY_Q),
 326         KEY(2, 2, KEY_E),
 327         KEY(2, 3, KEY_T),
 328         KEY(2, 4, KEY_G),
 329         KEY(2, 5, KEY_U),
 330         KEY(2, 6, KEY_J),
 331         KEY(2, 7, KEY_K),
 332         KEY(3, 0, SPITZ_KEY_ADDRESS),   /* ADDRESS */
 333         KEY(3, 1, KEY_W),
 334         KEY(3, 2, KEY_S),
 335         KEY(3, 3, KEY_F),
 336         KEY(3, 4, KEY_V),
 337         KEY(3, 5, KEY_H),
 338         KEY(3, 6, KEY_M),
 339         KEY(3, 7, KEY_L),
 340         KEY(3, 9, KEY_RIGHTSHIFT),
 341         KEY(4, 0, SPITZ_KEY_CALENDAR),  /* CALENDAR */
 342         KEY(4, 1, KEY_A),
 343         KEY(4, 2, KEY_D),
 344         KEY(4, 3, KEY_C),
 345         KEY(4, 4, KEY_B),
 346         KEY(4, 5, KEY_N),
 347         KEY(4, 6, KEY_DOT),
 348         KEY(4, 8, KEY_ENTER),
 349         KEY(4, 9, KEY_LEFTSHIFT),
 350         KEY(5, 0, SPITZ_KEY_MAIL),      /* MAIL */
 351         KEY(5, 1, KEY_Z),
 352         KEY(5, 2, KEY_X),
 353         KEY(5, 3, KEY_MINUS),
 354         KEY(5, 4, KEY_SPACE),
 355         KEY(5, 5, KEY_COMMA),
 356         KEY(5, 7, KEY_UP),
 357         KEY(5, 10, SPITZ_KEY_FN),       /* FN */
 358         KEY(6, 0, KEY_SYSRQ),
 359         KEY(6, 1, SPITZ_KEY_JAP1),      /* JAP1 */
 360         KEY(6, 2, SPITZ_KEY_JAP2),      /* JAP2 */
 361         KEY(6, 3, SPITZ_KEY_CANCEL),    /* CANCEL */
 362         KEY(6, 4, SPITZ_KEY_OK),        /* OK */
 363         KEY(6, 5, SPITZ_KEY_MENU),      /* MENU */
 364         KEY(6, 6, KEY_LEFT),
 365         KEY(6, 7, KEY_DOWN),
 366         KEY(6, 8, KEY_RIGHT),
 367 };
 368
 369 static const struct matrix_keymap_data spitz_keymap_data = {
 370         .keymap         = spitz_keymap,
 371         .keymap_size    = ARRAY_SIZE(spitz_keymap),
 372 };
 373
 374 static const uint32_t spitz_row_gpios[] =
 375                 { 12, 17, 91, 34, 36, 38, 39 };
 376 static const uint32_t spitz_col_gpios[] =
 377                 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
 378
 379 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
 380         .keymap_data            = &spitz_keymap_data,
 381         .row_gpios              = spitz_row_gpios,
 382         .col_gpios              = spitz_col_gpios,
 383         .num_row_gpios          = ARRAY_SIZE(spitz_row_gpios),
 384         .num_col_gpios          = ARRAY_SIZE(spitz_col_gpios),
 385         .col_scan_delay_us      = 10,
 386         .debounce_ms            = 10,
 387         .wakeup                 = 1,
 388 };
 389
 390 static struct platform_device spitz_mkp_device = {
 391         .name           = "matrix-keypad",
 392         .id             = -1,
 393         .dev            = {
 394                 .platform_data  = &spitz_mkp_pdata,
 395         },
 396 };
 397
 398 static void __init spitz_mkp_init(void)
 399 {
 400         platform_device_register(&spitz_mkp_device);
 401 }
 402 #else
 403 static inline void spitz_mkp_init(void) {}
 404 #endif
 405
 406 /******************************************************************************
 407  * GPIO keys
 408  ******************************************************************************/
 409 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 410 static struct gpio_keys_button spitz_gpio_keys[] = {
 411         {
 412                 .type   = EV_PWR,
 413                 .code   = KEY_SUSPEND,
 414                 .gpio   = SPITZ_GPIO_ON_KEY,
 415                 .desc   = "On Off",
 416                 .wakeup = 1,
 417         },
 418         /* Two buttons detecting the lid state */
 419         {
 420                 .type   = EV_SW,
 421                 .code   = 0,
 422                 .gpio   = SPITZ_GPIO_SWA,
 423                 .desc   = "Display Down",
 424         },
 425         {
 426                 .type   = EV_SW,
 427                 .code   = 1,
 428                 .gpio   = SPITZ_GPIO_SWB,
 429                 .desc   = "Lid Closed",
 430         },
 431 };
 432
 433 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
 434         .buttons        = spitz_gpio_keys,
 435         .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
 436 };
 437
 438 static struct platform_device spitz_gpio_keys_device = {
 439         .name   = "gpio-keys",
 440         .id     = -1,
 441         .dev    = {
 442                 .platform_data  = &spitz_gpio_keys_platform_data,
 443         },
 444 };
 445
 446 static void __init spitz_keys_init(void)
 447 {
 448         platform_device_register(&spitz_gpio_keys_device);
 449 }
 450 #else
 451 static inline void spitz_keys_init(void) {}
 452 #endif
 453
 454 /******************************************************************************
 455  * LEDs
 456  ******************************************************************************/
 457 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 458 static struct gpio_led spitz_gpio_leds[] = {
 459         {
 460                 .name                   = "spitz:amber:charge",
 461                 .default_trigger        = "sharpsl-charge",
 462                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 463         },
 464         {
 465                 .name                   = "spitz:green:hddactivity",
 466                 .default_trigger        = "ide-disk",
 467                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 468         },
 469 };
 470
 471 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 472         .leds           = spitz_gpio_leds,
 473         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 474 };
 475
 476 static struct platform_device spitz_led_device = {
 477         .name           = "leds-gpio",
 478         .id             = -1,
 479         .dev            = {
 480                 .platform_data  = &spitz_gpio_leds_info,
 481         },
 482 };
 483
 484 static void __init spitz_leds_init(void)
 485 {
 486         platform_device_register(&spitz_led_device);
 487 }
 488 #else
 489 static inline void spitz_leds_init(void) {}
 490 #endif
 491
 492 /******************************************************************************
 493  * SSP Devices
 494  ******************************************************************************/
 495 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 496 static void spitz_ads7846_wait_for_hsync(void)
 497 {
 498         while (gpio_get_value(SPITZ_GPIO_HSYNC))
 499                 cpu_relax();
 500
 501         while (!gpio_get_value(SPITZ_GPIO_HSYNC))
 502                 cpu_relax();
 503 }
 504
 505 static struct ads7846_platform_data spitz_ads7846_info = {
 506         .model                  = 7846,
 507         .vref_delay_usecs       = 100,
 508         .x_plate_ohms           = 419,
 509         .y_plate_ohms           = 486,
 510         .pressure_max           = 1024,
 511         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 512         .wait_for_sync          = spitz_ads7846_wait_for_hsync,
 513 };
 514
 515 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 516         .gpio_cs                = SPITZ_GPIO_ADS7846_CS,
 517 };
 518
 519 static void spitz_bl_kick_battery(void)
 520 {
 521         void (*kick_batt)(void);
 522
 523         kick_batt = symbol_get(sharpsl_battery_kick);
 524         if (kick_batt) {
 525                 kick_batt();
 526                 symbol_put(sharpsl_battery_kick);
 527         }
 528 }
 529
 530 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 531         .init_mode              = CORGI_LCD_MODE_VGA,
 532         .max_intensity          = 0x2f,
 533         .default_intensity      = 0x1f,
 534         .limit_mask             = 0x0b,
 535         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 536         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 537         .kick_battery           = spitz_bl_kick_battery,
 538 };
 539
 540 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 541         .gpio_cs        = SPITZ_GPIO_LCDCON_CS,
 542 };
 543
 544 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 545         .gpio_cs        = SPITZ_GPIO_MAX1111_CS,
 546 };
 547
 548 static struct spi_board_info spitz_spi_devices[] = {
 549         {
 550                 .modalias               = "ads7846",
 551                 .max_speed_hz           = 1200000,
 552                 .bus_num                = 2,
 553                 .chip_select            = 0,
 554                 .platform_data          = &spitz_ads7846_info,
 555                 .controller_data        = &spitz_ads7846_chip,
 556                 .irq                    = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
 557         }, {
 558                 .modalias               = "corgi-lcd",
 559                 .max_speed_hz           = 50000,
 560                 .bus_num                = 2,
 561                 .chip_select            = 1,
 562                 .platform_data          = &spitz_lcdcon_info,
 563                 .controller_data        = &spitz_lcdcon_chip,
 564         }, {
 565                 .modalias               = "max1111",
 566                 .max_speed_hz           = 450000,
 567                 .bus_num                = 2,
 568                 .chip_select            = 2,
 569                 .controller_data        = &spitz_max1111_chip,
 570         },
 571 };
 572
 573 static struct pxa2xx_spi_master spitz_spi_info = {
 574         .num_chipselect = 3,
 575 };
 576
 577 static void __init spitz_spi_init(void)
 578 {
 579         struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
 580
 581         if (machine_is_akita()) {
 582                 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 583                 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 584         }
 585
 586         pxa2xx_set_spi_info(2, &spitz_spi_info);
 587         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 588 }
 589 #else
 590 static inline void spitz_spi_init(void) {}
 591 #endif
 592
 593 /******************************************************************************
 594  * SD/MMC card controller
 595  ******************************************************************************/
 596 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
 597 /*
 598  * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
 599  * give the card a chance to fully insert/eject.
 600  */
 601 static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
 602 {
 603         struct pxamci_platform_data* p_d = dev->platform_data;
 604
 605         if ((1 << vdd) & p_d->ocr_mask)
 606                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
 607         else
 608                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
 609
 610         return 0;
 611 }
 612
 613 static struct pxamci_platform_data spitz_mci_platform_data = {
 614         .detect_delay_ms        = 250,
 615         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 616         .setpower               = spitz_mci_setpower,
 617         .gpio_card_detect       = SPITZ_GPIO_nSD_DETECT,
 618         .gpio_card_ro           = SPITZ_GPIO_nSD_WP,
 619         .gpio_power             = -1,
 620 };
 621
 622 static void __init spitz_mmc_init(void)
 623 {
 624         pxa_set_mci_info(&spitz_mci_platform_data);
 625 }
 626 #else
 627 static inline void spitz_mmc_init(void) {}
 628 #endif
 629
 630 /******************************************************************************
 631  * USB Host
 632  ******************************************************************************/
 633 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 634 static int spitz_ohci_init(struct device *dev)
 635 {
 636         int err;
 637
 638         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 639         if (err)
 640                 return err;
 641
 642         /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
 643         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 644
 645         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 646 }
 647
 648 static void spitz_ohci_exit(struct device *dev)
 649 {
 650         gpio_free(SPITZ_GPIO_USB_HOST);
 651 }
 652
 653 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 654         .port_mode      = PMM_NPS_MODE,
 655         .init           = spitz_ohci_init,
 656         .exit           = spitz_ohci_exit,
 657         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 658         .power_budget   = 150,
 659 };
 660
 661 static void __init spitz_uhc_init(void)
 662 {
 663         pxa_set_ohci_info(&spitz_ohci_platform_data);
 664 }
 665 #else
 666 static inline void spitz_uhc_init(void) {}
 667 #endif
 668
 669 /******************************************************************************
 670  * IrDA
 671  ******************************************************************************/
 672 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
 673 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 674         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 675 };
 676
 677 static void __init spitz_irda_init(void)
 678 {
 679         if (machine_is_akita())
 680                 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
 681         else
 682                 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
 683
 684         pxa_set_ficp_info(&spitz_ficp_platform_data);
 685 }
 686 #else
 687 static inline void spitz_irda_init(void) {}
 688 #endif
 689
 690 /******************************************************************************
 691  * Framebuffer
 692  ******************************************************************************/
 693 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 694 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 695         {
 696                 .pixclock       = 19231,
 697                 .xres           = 480,
 698                 .yres           = 640,
 699                 .bpp            = 16,
 700                 .hsync_len      = 40,
 701                 .left_margin    = 46,
 702                 .right_margin   = 125,
 703                 .vsync_len      = 3,
 704                 .upper_margin   = 1,
 705                 .lower_margin   = 0,
 706                 .sync           = 0,
 707         }, {
 708                 .pixclock       = 134617,
 709                 .xres           = 240,
 710                 .yres           = 320,
 711                 .bpp            = 16,
 712                 .hsync_len      = 20,
 713                 .left_margin    = 20,
 714                 .right_margin   = 46,
 715                 .vsync_len      = 2,
 716                 .upper_margin   = 1,
 717                 .lower_margin   = 0,
 718                 .sync           = 0,
 719         },
 720 };
 721
 722 static struct pxafb_mach_info spitz_pxafb_info = {
 723         .modes          = spitz_pxafb_modes,
 724         .num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
 725         .fixed_modes    = 1,
 726         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 727 };
 728
 729 static void __init spitz_lcd_init(void)
 730 {
 731         pxa_set_fb_info(NULL, &spitz_pxafb_info);
 732 }
 733 #else
 734 static inline void spitz_lcd_init(void) {}
 735 #endif
 736
 737 /******************************************************************************
 738  * NAND Flash
 739  ******************************************************************************/
 740 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
 741 static struct mtd_partition spitz_nand_partitions[] = {
 742         {
 743                 .name = "System Area",
 744                 .offset = 0,
 745                 .size = 7 * 1024 * 1024,
 746         }, {
 747                 .name = "Root Filesystem",
 748                 .offset = 7 * 1024 * 1024,
 749         }, {
 750                 .name = "Home Filesystem",
 751                 .offset = MTDPART_OFS_APPEND,
 752                 .size = MTDPART_SIZ_FULL,
 753         },
 754 };
 755
 756 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 757
 758 static struct nand_bbt_descr spitz_nand_bbt = {
 759         .options        = 0,
 760         .offs           = 4,
 761         .len            = 2,
 762         .pattern        = scan_ff_pattern
 763 };
 764
 765 static struct nand_ecclayout akita_oobinfo = {
 766         .oobfree        = { {0x08, 0x09} },
 767         .eccbytes       = 24,
 768         .eccpos         = {
 769                         0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
 770                         0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
 771                         0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
 772         },
 773 };
 774
 775 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
 776         .badblock_pattern       = &spitz_nand_bbt,
 777         .partitions             = spitz_nand_partitions,
 778         .nr_partitions          = ARRAY_SIZE(spitz_nand_partitions),
 779 };
 780
 781 static struct resource spitz_nand_resources[] = {
 782         {
 783                 .start  = PXA_CS3_PHYS,
 784                 .end    = PXA_CS3_PHYS + SZ_4K - 1,
 785                 .flags  = IORESOURCE_MEM,
 786         },
 787 };
 788
 789 static struct platform_device spitz_nand_device = {
 790         .name           = "sharpsl-nand",
 791         .id             = -1,
 792         .resource       = spitz_nand_resources,
 793         .num_resources  = ARRAY_SIZE(spitz_nand_resources),
 794         .dev            = {
 795                 .platform_data  = &spitz_nand_pdata,
 796         }
 797 };
 798
 799 static void __init spitz_nand_init(void)
 800 {
 801         if (machine_is_spitz()) {
 802                 spitz_nand_partitions[1].size = 5 * 1024 * 1024;
 803         } else if (machine_is_akita()) {
 804                 spitz_nand_partitions[1].size = 58 * 1024 * 1024;
 805                 spitz_nand_bbt.len = 1;
 806                 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
 807         } else if (machine_is_borzoi()) {
 808                 spitz_nand_partitions[1].size = 32 * 1024 * 1024;
 809                 spitz_nand_bbt.len = 1;
 810                 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
 811         }
 812
 813         platform_device_register(&spitz_nand_device);
 814 }
 815 #else
 816 static inline void spitz_nand_init(void) {}
 817 #endif
 818
 819 /******************************************************************************
 820  * NOR Flash
 821  ******************************************************************************/
 822 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 823 static struct mtd_partition spitz_rom_parts[] = {
 824         {
 825                 .name   ="Boot PROM Filesystem",
 826                 .offset = 0x00140000,
 827                 .size   = MTDPART_SIZ_FULL,
 828         },
 829 };
 830
 831 static struct physmap_flash_data spitz_rom_data = {
 832         .width          = 2,
 833         .nr_parts       = ARRAY_SIZE(spitz_rom_parts),
 834         .parts          = spitz_rom_parts,
 835 };
 836
 837 static struct resource spitz_rom_resources[] = {
 838         {
 839                 .start  = PXA_CS0_PHYS,
 840                 .end    = PXA_CS0_PHYS + SZ_8M - 1,
 841                 .flags  = IORESOURCE_MEM,
 842         },
 843 };
 844
 845 static struct platform_device spitz_rom_device = {
 846         .name           = "physmap-flash",
 847         .id             = -1,
 848         .resource       = spitz_rom_resources,
 849         .num_resources  = ARRAY_SIZE(spitz_rom_resources),
 850         .dev            = {
 851                 .platform_data  = &spitz_rom_data,
 852         },
 853 };
 854
 855 static void __init spitz_nor_init(void)
 856 {
 857         platform_device_register(&spitz_rom_device);
 858 }
 859 #else
 860 static inline void spitz_nor_init(void) {}
 861 #endif
 862
 863 /******************************************************************************
 864  * I2C devices
 865  ******************************************************************************/
 866 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 867 static struct pca953x_platform_data akita_pca953x_pdata = {
 868         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 869 };
 870
 871 static struct i2c_board_info spitz_i2c_devs[] = {
 872         {
 873                 .type           = "wm8750",
 874                 .addr           = 0x1b,
 875         }, {
 876                 .type           = "max7310",
 877                 .addr           = 0x18,
 878                 .platform_data  = &akita_pca953x_pdata,
 879         },
 880 };
 881
 882 static struct regulator_consumer_supply isl6271a_consumers[] = {
 883         REGULATOR_SUPPLY("vcc_core", NULL),
 884 };
 885
 886 static struct regulator_init_data isl6271a_info[] = {
 887         {
 888                 .constraints = {
 889                         .name           = "vcc_core range",
 890                         .min_uV         = 850000,
 891                         .max_uV         = 1600000,
 892                         .always_on      = 1,
 893                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 894                 },
 895         .consumer_supplies      = isl6271a_consumers,
 896         .num_consumer_supplies  = ARRAY_SIZE(isl6271a_consumers),
 897         }
 898 };
 899
 900 static struct i2c_board_info spitz_pi2c_devs[] = {
 901         {
 902                 .type           = "isl6271a",
 903                 .addr           = 0x0c,
 904                 .platform_data  = &isl6271a_info,
 905         },
 906 };
 907
 908 static void __init spitz_i2c_init(void)
 909 {
 910         int size = ARRAY_SIZE(spitz_i2c_devs);
 911
 912         /* Only Akita has the max7310 chip */
 913         if (!machine_is_akita())
 914                 size--;
 915
 916         pxa_set_i2c_info(NULL);
 917         pxa27x_set_i2c_power_info(NULL);
 918         i2c_register_board_info(0, spitz_i2c_devs, size);
 919         i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
 920 }
 921 #else
 922 static inline void spitz_i2c_init(void) {}
 923 #endif
 924
 925 /******************************************************************************
 926  * Machine init
 927  ******************************************************************************/
 928 static void spitz_poweroff(void)
 929 {
 930         pxa_restart(REBOOT_GPIO, NULL);
 931 }
 932
 933 static void spitz_restart(enum reboot_mode mode, const char *cmd)
 934 {
 935         uint32_t msc0 = __raw_readl(MSC0);
 936         /* Bootloader magic for a reboot */
 937         if ((msc0 & 0xffff0000) == 0x7ff00000)
 938                 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
 939
 940         spitz_poweroff();
 941 }
 942
 943 static void __init spitz_init(void)
 944 {
 945         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
 946         pm_power_off = spitz_poweroff;
 947
 948         PMCR = 0x00;
 949
 950         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 951         PCFR |= PCFR_OPDE;
 952
 953         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 954
 955         pxa_set_ffuart_info(NULL);
 956         pxa_set_btuart_info(NULL);
 957         pxa_set_stuart_info(NULL);
 958
 959         spitz_spi_init();
 960         spitz_scoop_init();
 961         spitz_mkp_init();
 962         spitz_keys_init();
 963         spitz_leds_init();
 964         spitz_mmc_init();
 965         spitz_pcmcia_init();
 966         spitz_irda_init();
 967         spitz_uhc_init();
 968         spitz_lcd_init();
 969         spitz_nor_init();
 970         spitz_nand_init();
 971         spitz_i2c_init();
 972 }
 973
 974 static void __init spitz_fixup(struct tag *tags, char **cmdline,
 975                                struct meminfo *mi)
 976 {
 977         sharpsl_save_param();
 978         mi->nr_banks = 1;
 979         mi->bank[0].start = 0xa0000000;
 980         mi->bank[0].size = (64*1024*1024);
 981 }
 982
 983 #ifdef CONFIG_MACH_SPITZ
 984 MACHINE_START(SPITZ, "SHARP Spitz")
 985         .fixup          = spitz_fixup,
 986         .map_io         = pxa27x_map_io,
 987         .nr_irqs        = PXA_NR_IRQS,
 988         .init_irq       = pxa27x_init_irq,
 989         .handle_irq     = pxa27x_handle_irq,
 990         .init_machine   = spitz_init,
 991         .init_time      = pxa_timer_init,
 992         .restart        = spitz_restart,
 993 MACHINE_END
 994 #endif
 995
 996 #ifdef CONFIG_MACH_BORZOI
 997 MACHINE_START(BORZOI, "SHARP Borzoi")
 998         .fixup          = spitz_fixup,
 999         .map_io         = pxa27x_map_io,
1000         .nr_irqs        = PXA_NR_IRQS,
1001         .init_irq       = pxa27x_init_irq,
1002         .handle_irq     = pxa27x_handle_irq,
1003         .init_machine   = spitz_init,
1004         .init_time      = pxa_timer_init,
1005         .restart        = spitz_restart,
1006 MACHINE_END
1007 #endif
1008
1009 #ifdef CONFIG_MACH_AKITA
1010 MACHINE_START(AKITA, "SHARP Akita")
1011         .fixup          = spitz_fixup,
1012         .map_io         = pxa27x_map_io,
1013         .nr_irqs        = PXA_NR_IRQS,
1014         .init_irq       = pxa27x_init_irq,
1015         .handle_irq     = pxa27x_handle_irq,
1016         .init_machine   = spitz_init,
1017         .init_time      = pxa_timer_init,
1018         .restart        = spitz_restart,
1019 MACHINE_END
1020 #endif