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/pca953x.h>
  23 #include <linux/spi/spi.h>
  24 #include <linux/spi/ads7846.h>
  25 #include <linux/spi/corgi_lcd.h>
  26 #include <linux/spi/pxa2xx_spi.h>
  27 #include <linux/mtd/sharpsl.h>
  28 #include <linux/input/matrix_keypad.h>
  29 #include <linux/regulator/machine.h>
  30
  31 #include <asm/setup.h>
  32 #include <asm/mach-types.h>
  33 #include <asm/mach/arch.h>
  34 #include <asm/mach/sharpsl_param.h>
  35 #include <asm/hardware/scoop.h>
  36
  37 #include <mach/pxa27x.h>
  38 #include <mach/pxa27x-udc.h>
  39 #include <mach/reset.h>
  40 #include <mach/irda.h>
  41 #include <mach/mmc.h>
  42 #include <mach/ohci.h>
  43 #include <mach/pxafb.h>
  44 #include <mach/spitz.h>
  45 #include <mach/sharpsl_pm.h>
  46
  47 #include <plat/i2c.h>
  48
  49 #include "generic.h"
  50 #include "devices.h"
  51
  52 /******************************************************************************
  53  * Pin configuration
  54  ******************************************************************************/
  55 static unsigned long spitz_pin_config[] __initdata = {
  56         /* Chip Selects */
  57         GPIO78_nCS_2,   /* SCOOP #2 */
  58         GPIO79_nCS_3,   /* NAND */
  59         GPIO80_nCS_4,   /* SCOOP #1 */
  60
  61         /* LCD - 16bpp Active TFT */
  62         GPIOxx_LCD_TFT_16BPP,
  63
  64         /* PC Card */
  65         GPIO48_nPOE,
  66         GPIO49_nPWE,
  67         GPIO50_nPIOR,
  68         GPIO51_nPIOW,
  69         GPIO85_nPCE_1,
  70         GPIO54_nPCE_2,
  71         GPIO55_nPREG,
  72         GPIO56_nPWAIT,
  73         GPIO57_nIOIS16,
  74         GPIO104_PSKTSEL,
  75
  76         /* I2S */
  77         GPIO28_I2S_BITCLK_OUT,
  78         GPIO29_I2S_SDATA_IN,
  79         GPIO30_I2S_SDATA_OUT,
  80         GPIO31_I2S_SYNC,
  81
  82         /* MMC */
  83         GPIO32_MMC_CLK,
  84         GPIO112_MMC_CMD,
  85         GPIO92_MMC_DAT_0,
  86         GPIO109_MMC_DAT_1,
  87         GPIO110_MMC_DAT_2,
  88         GPIO111_MMC_DAT_3,
  89
  90         /* GPIOs */
  91         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
  92         GPIO16_GPIO,    /* SPITZ_GPIO_SYNC */
  93         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
  94         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
  95         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
  96         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
  97         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
  98         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
  99         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 100         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 101
 102         /* GPIO matrix keypad */
 103         GPIO88_GPIO,    /* column 0 */
 104         GPIO23_GPIO,    /* column 1 */
 105         GPIO24_GPIO,    /* column 2 */
 106         GPIO25_GPIO,    /* column 3 */
 107         GPIO26_GPIO,    /* column 4 */
 108         GPIO27_GPIO,    /* column 5 */
 109         GPIO52_GPIO,    /* column 6 */
 110         GPIO103_GPIO,   /* column 7 */
 111         GPIO107_GPIO,   /* column 8 */
 112         GPIO108_GPIO,   /* column 9 */
 113         GPIO114_GPIO,   /* column 10 */
 114         GPIO12_GPIO,    /* row 0 */
 115         GPIO17_GPIO,    /* row 1 */
 116         GPIO91_GPIO,    /* row 2 */
 117         GPIO34_GPIO,    /* row 3 */
 118         GPIO36_GPIO,    /* row 4 */
 119         GPIO38_GPIO,    /* row 5 */
 120         GPIO39_GPIO,    /* row 6 */
 121
 122         /* I2C */
 123         GPIO117_I2C_SCL,
 124         GPIO118_I2C_SDA,
 125
 126         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,       /* SPITZ_GPIO_KEY_INT */
 127         GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,       /* SPITZ_GPIO_RESET */
 128 };
 129
 130
 131 /******************************************************************************
 132  * Scoop GPIO expander
 133  ******************************************************************************/
 134 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
 135 /* SCOOP Device #1 */
 136 static struct resource spitz_scoop_1_resources[] = {
 137         [0] = {
 138                 .start          = 0x10800000,
 139                 .end            = 0x10800fff,
 140                 .flags          = IORESOURCE_MEM,
 141         },
 142 };
 143
 144 static struct scoop_config spitz_scoop_1_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 spitz_scoop_1_device = {
 153         .name           = "sharp-scoop",
 154         .id             = 0,
 155         .dev            = {
 156                 .platform_data  = &spitz_scoop_1_setup,
 157         },
 158         .num_resources  = ARRAY_SIZE(spitz_scoop_1_resources),
 159         .resource       = spitz_scoop_1_resources,
 160 };
 161
 162 /* SCOOP Device #2 */
 163 static struct resource spitz_scoop_2_resources[] = {
 164         [0] = {
 165                 .start          = 0x08800040,
 166                 .end            = 0x08800fff,
 167                 .flags          = IORESOURCE_MEM,
 168         },
 169 };
 170
 171 static struct scoop_config spitz_scoop_2_setup = {
 172         .io_dir         = SPITZ_SCP2_IO_DIR,
 173         .io_out         = SPITZ_SCP2_IO_OUT,
 174         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 175         .suspend_set    = SPITZ_SCP2_SUS_SET,
 176         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 177 };
 178
 179 struct platform_device spitz_scoop_2_device = {
 180         .name           = "sharp-scoop",
 181         .id             = 1,
 182         .dev            = {
 183                 .platform_data  = &spitz_scoop_2_setup,
 184         },
 185         .num_resources  = ARRAY_SIZE(spitz_scoop_2_resources),
 186         .resource       = spitz_scoop_2_resources,
 187 };
 188
 189 static void __init spitz_scoop_init(void)
 190 {
 191         platform_device_register(&spitz_scoop_1_device);
 192
 193         /* Akita doesn't have the second SCOOP chip */
 194         if (!machine_is_akita())
 195                 platform_device_register(&spitz_scoop_2_device);
 196 }
 197
 198 /* Power control is shared with between one of the CF slots and SD */
 199 static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
 200 {
 201         unsigned short cpr;
 202         unsigned long flags;
 203
 204         if (new_cpr & 0x7) {
 205                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 206                 mdelay(5);
 207         }
 208
 209         local_irq_save(flags);
 210
 211         cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
 212
 213         if (enable & new_cpr)
 214                 cpr |= new_cpr;
 215         else
 216                 cpr &= ~enable;
 217
 218         write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
 219
 220         local_irq_restore(flags);
 221
 222         if (!(cpr & 0x7)) {
 223                 mdelay(1);
 224                 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 225         }
 226 }
 227
 228 #else
 229 static inline void spitz_scoop_init(void) {}
 230 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
 231 #endif
 232
 233 /******************************************************************************
 234  * PCMCIA
 235  ******************************************************************************/
 236 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
 237 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
 238 {
 239         /* Only need to override behaviour for slot 0 */
 240         if (nr == 0)
 241                 spitz_card_pwr_ctrl(
 242                         cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
 243         else
 244                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 245 }
 246
 247 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 248         {
 249                 .dev            = &spitz_scoop_1_device.dev,
 250                 .irq            = SPITZ_IRQ_GPIO_CF_IRQ,
 251                 .cd_irq         = SPITZ_IRQ_GPIO_CF_CD,
 252                 .cd_irq_str     = "PCMCIA0 CD",
 253         }, {
 254                 .dev            = &spitz_scoop_2_device.dev,
 255                 .irq            = SPITZ_IRQ_GPIO_CF2_IRQ,
 256                 .cd_irq         = -1,
 257         },
 258 };
 259
 260 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 261         .devs           = &spitz_pcmcia_scoop[0],
 262         .num_devs       = 2,
 263         .power_ctrl     = spitz_pcmcia_pwr,
 264 };
 265
 266 static void __init spitz_pcmcia_init(void)
 267 {
 268         /* Akita has only one PCMCIA slot used */
 269         if (machine_is_akita())
 270                 spitz_pcmcia_config.num_devs = 1;
 271
 272         platform_scoop_config = &spitz_pcmcia_config;
 273 }
 274 #else
 275 static inline void spitz_pcmcia_init(void) {}
 276 #endif
 277
 278 /******************************************************************************
 279  * GPIO keyboard
 280  ******************************************************************************/
 281 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
 282
 283 #define SPITZ_KEY_CALENDAR      KEY_F1
 284 #define SPITZ_KEY_ADDRESS       KEY_F2
 285 #define SPITZ_KEY_FN            KEY_F3
 286 #define SPITZ_KEY_CANCEL        KEY_F4
 287 #define SPITZ_KEY_EXOK          KEY_F5
 288 #define SPITZ_KEY_EXCANCEL      KEY_F6
 289 #define SPITZ_KEY_EXJOGDOWN     KEY_F7
 290 #define SPITZ_KEY_EXJOGUP       KEY_F8
 291 #define SPITZ_KEY_JAP1          KEY_LEFTALT
 292 #define SPITZ_KEY_JAP2          KEY_RIGHTCTRL
 293 #define SPITZ_KEY_SYNC          KEY_F9
 294 #define SPITZ_KEY_MAIL          KEY_F10
 295 #define SPITZ_KEY_OK            KEY_F11
 296 #define SPITZ_KEY_MENU          KEY_F12
 297
 298 static const uint32_t spitz_keymap[] = {
 299         KEY(0, 0, KEY_LEFTCTRL),
 300         KEY(0, 1, KEY_1),
 301         KEY(0, 2, KEY_3),
 302         KEY(0, 3, KEY_5),
 303         KEY(0, 4, KEY_6),
 304         KEY(0, 5, KEY_7),
 305         KEY(0, 6, KEY_9),
 306         KEY(0, 7, KEY_0),
 307         KEY(0, 8, KEY_BACKSPACE),
 308         KEY(0, 9, SPITZ_KEY_EXOK),      /* EXOK */
 309         KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
 310         KEY(1, 1, KEY_2),
 311         KEY(1, 2, KEY_4),
 312         KEY(1, 3, KEY_R),
 313         KEY(1, 4, KEY_Y),
 314         KEY(1, 5, KEY_8),
 315         KEY(1, 6, KEY_I),
 316         KEY(1, 7, KEY_O),
 317         KEY(1, 8, KEY_P),
 318         KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
 319         KEY(1, 10, SPITZ_KEY_EXJOGUP),  /* EXJOGUP */
 320         KEY(2, 0, KEY_TAB),
 321         KEY(2, 1, KEY_Q),
 322         KEY(2, 2, KEY_E),
 323         KEY(2, 3, KEY_T),
 324         KEY(2, 4, KEY_G),
 325         KEY(2, 5, KEY_U),
 326         KEY(2, 6, KEY_J),
 327         KEY(2, 7, KEY_K),
 328         KEY(3, 0, SPITZ_KEY_ADDRESS),   /* ADDRESS */
 329         KEY(3, 1, KEY_W),
 330         KEY(3, 2, KEY_S),
 331         KEY(3, 3, KEY_F),
 332         KEY(3, 4, KEY_V),
 333         KEY(3, 5, KEY_H),
 334         KEY(3, 6, KEY_M),
 335         KEY(3, 7, KEY_L),
 336         KEY(3, 9, KEY_RIGHTSHIFT),
 337         KEY(4, 0, SPITZ_KEY_CALENDAR),  /* CALENDAR */
 338         KEY(4, 1, KEY_A),
 339         KEY(4, 2, KEY_D),
 340         KEY(4, 3, KEY_C),
 341         KEY(4, 4, KEY_B),
 342         KEY(4, 5, KEY_N),
 343         KEY(4, 6, KEY_DOT),
 344         KEY(4, 8, KEY_ENTER),
 345         KEY(4, 9, KEY_LEFTSHIFT),
 346         KEY(5, 0, SPITZ_KEY_MAIL),      /* MAIL */
 347         KEY(5, 1, KEY_Z),
 348         KEY(5, 2, KEY_X),
 349         KEY(5, 3, KEY_MINUS),
 350         KEY(5, 4, KEY_SPACE),
 351         KEY(5, 5, KEY_COMMA),
 352         KEY(5, 7, KEY_UP),
 353         KEY(5, 10, SPITZ_KEY_FN),       /* FN */
 354         KEY(6, 0, KEY_SYSRQ),
 355         KEY(6, 1, SPITZ_KEY_JAP1),      /* JAP1 */
 356         KEY(6, 2, SPITZ_KEY_JAP2),      /* JAP2 */
 357         KEY(6, 3, SPITZ_KEY_CANCEL),    /* CANCEL */
 358         KEY(6, 4, SPITZ_KEY_OK),        /* OK */
 359         KEY(6, 5, SPITZ_KEY_MENU),      /* MENU */
 360         KEY(6, 6, KEY_LEFT),
 361         KEY(6, 7, KEY_DOWN),
 362         KEY(6, 8, KEY_RIGHT),
 363 };
 364
 365 static const struct matrix_keymap_data spitz_keymap_data = {
 366         .keymap         = spitz_keymap,
 367         .keymap_size    = ARRAY_SIZE(spitz_keymap),
 368 };
 369
 370 static const uint32_t spitz_row_gpios[] =
 371                 { 12, 17, 91, 34, 36, 38, 39 };
 372 static const uint32_t spitz_col_gpios[] =
 373                 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
 374
 375 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
 376         .keymap_data            = &spitz_keymap_data,
 377         .row_gpios              = spitz_row_gpios,
 378         .col_gpios              = spitz_col_gpios,
 379         .num_row_gpios          = ARRAY_SIZE(spitz_row_gpios),
 380         .num_col_gpios          = ARRAY_SIZE(spitz_col_gpios),
 381         .col_scan_delay_us      = 10,
 382         .debounce_ms            = 10,
 383         .wakeup                 = 1,
 384 };
 385
 386 static struct platform_device spitz_mkp_device = {
 387         .name           = "matrix-keypad",
 388         .id             = -1,
 389         .dev            = {
 390                 .platform_data  = &spitz_mkp_pdata,
 391         },
 392 };
 393
 394 static void __init spitz_mkp_init(void)
 395 {
 396         platform_device_register(&spitz_mkp_device);
 397 }
 398 #else
 399 static inline void spitz_mkp_init(void) {}
 400 #endif
 401
 402 /******************************************************************************
 403  * GPIO keys
 404  ******************************************************************************/
 405 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 406 static struct gpio_keys_button spitz_gpio_keys[] = {
 407         {
 408                 .type   = EV_PWR,
 409                 .code   = KEY_SUSPEND,
 410                 .gpio   = SPITZ_GPIO_ON_KEY,
 411                 .desc   = "On Off",
 412                 .wakeup = 1,
 413         },
 414         /* Two buttons detecting the lid state */
 415         {
 416                 .type   = EV_SW,
 417                 .code   = 0,
 418                 .gpio   = SPITZ_GPIO_SWA,
 419                 .desc   = "Display Down",
 420         },
 421         {
 422                 .type   = EV_SW,
 423                 .code   = 1,
 424                 .gpio   = SPITZ_GPIO_SWB,
 425                 .desc   = "Lid Closed",
 426         },
 427 };
 428
 429 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
 430         .buttons        = spitz_gpio_keys,
 431         .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
 432 };
 433
 434 static struct platform_device spitz_gpio_keys_device = {
 435         .name   = "gpio-keys",
 436         .id     = -1,
 437         .dev    = {
 438                 .platform_data  = &spitz_gpio_keys_platform_data,
 439         },
 440 };
 441
 442 static void __init spitz_keys_init(void)
 443 {
 444         platform_device_register(&spitz_gpio_keys_device);
 445 }
 446 #else
 447 static inline void spitz_keys_init(void) {}
 448 #endif
 449
 450 /******************************************************************************
 451  * LEDs
 452  ******************************************************************************/
 453 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 454 static struct gpio_led spitz_gpio_leds[] = {
 455         {
 456                 .name                   = "spitz:amber:charge",
 457                 .default_trigger        = "sharpsl-charge",
 458                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 459         },
 460         {
 461                 .name                   = "spitz:green:hddactivity",
 462                 .default_trigger        = "ide-disk",
 463                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 464         },
 465 };
 466
 467 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 468         .leds           = spitz_gpio_leds,
 469         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 470 };
 471
 472 static struct platform_device spitz_led_device = {
 473         .name           = "leds-gpio",
 474         .id             = -1,
 475         .dev            = {
 476                 .platform_data  = &spitz_gpio_leds_info,
 477         },
 478 };
 479
 480 static void __init spitz_leds_init(void)
 481 {
 482         platform_device_register(&spitz_led_device);
 483 }
 484 #else
 485 static inline void spitz_leds_init(void) {}
 486 #endif
 487
 488 /******************************************************************************
 489  * SSP Devices
 490  ******************************************************************************/
 491 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 492 static void spitz_ads7846_wait_for_hsync(void)
 493 {
 494         while (gpio_get_value(SPITZ_GPIO_HSYNC))
 495                 cpu_relax();
 496
 497         while (!gpio_get_value(SPITZ_GPIO_HSYNC))
 498                 cpu_relax();
 499 }
 500
 501 static struct ads7846_platform_data spitz_ads7846_info = {
 502         .model                  = 7846,
 503         .vref_delay_usecs       = 100,
 504         .x_plate_ohms           = 419,
 505         .y_plate_ohms           = 486,
 506         .pressure_max           = 1024,
 507         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 508         .wait_for_sync          = spitz_ads7846_wait_for_hsync,
 509 };
 510
 511 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 512         .gpio_cs                = SPITZ_GPIO_ADS7846_CS,
 513 };
 514
 515 static void spitz_bl_kick_battery(void)
 516 {
 517         void (*kick_batt)(void);
 518
 519         kick_batt = symbol_get(sharpsl_battery_kick);
 520         if (kick_batt) {
 521                 kick_batt();
 522                 symbol_put(sharpsl_battery_kick);
 523         }
 524 }
 525
 526 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 527         .init_mode              = CORGI_LCD_MODE_VGA,
 528         .max_intensity          = 0x2f,
 529         .default_intensity      = 0x1f,
 530         .limit_mask             = 0x0b,
 531         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 532         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 533         .kick_battery           = spitz_bl_kick_battery,
 534 };
 535
 536 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 537         .gpio_cs        = SPITZ_GPIO_LCDCON_CS,
 538 };
 539
 540 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 541         .gpio_cs        = SPITZ_GPIO_MAX1111_CS,
 542 };
 543
 544 static struct spi_board_info spitz_spi_devices[] = {
 545         {
 546                 .modalias               = "ads7846",
 547                 .max_speed_hz           = 1200000,
 548                 .bus_num                = 2,
 549                 .chip_select            = 0,
 550                 .platform_data          = &spitz_ads7846_info,
 551                 .controller_data        = &spitz_ads7846_chip,
 552                 .irq                    = gpio_to_irq(SPITZ_GPIO_TP_INT),
 553         }, {
 554                 .modalias               = "corgi-lcd",
 555                 .max_speed_hz           = 50000,
 556                 .bus_num                = 2,
 557                 .chip_select            = 1,
 558                 .platform_data          = &spitz_lcdcon_info,
 559                 .controller_data        = &spitz_lcdcon_chip,
 560         }, {
 561                 .modalias               = "max1111",
 562                 .max_speed_hz           = 450000,
 563                 .bus_num                = 2,
 564                 .chip_select            = 2,
 565                 .controller_data        = &spitz_max1111_chip,
 566         },
 567 };
 568
 569 static struct pxa2xx_spi_master spitz_spi_info = {
 570         .num_chipselect = 3,
 571 };
 572
 573 static void __init spitz_spi_init(void)
 574 {
 575         struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
 576
 577         if (machine_is_akita()) {
 578                 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 579                 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 580         }
 581
 582         pxa2xx_set_spi_info(2, &spitz_spi_info);
 583         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 584 }
 585 #else
 586 static inline void spitz_spi_init(void) {}
 587 #endif
 588
 589 /******************************************************************************
 590  * SD/MMC card controller
 591  ******************************************************************************/
 592 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
 593 /*
 594  * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
 595  * give the card a chance to fully insert/eject.
 596  */
 597 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 598 {
 599         struct pxamci_platform_data* p_d = dev->platform_data;
 600
 601         if ((1 << vdd) & p_d->ocr_mask)
 602                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
 603         else
 604                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
 605 }
 606
 607 static struct pxamci_platform_data spitz_mci_platform_data = {
 608         .detect_delay_ms        = 250,
 609         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 610         .setpower               = spitz_mci_setpower,
 611         .gpio_card_detect       = SPITZ_GPIO_nSD_DETECT,
 612         .gpio_card_ro           = SPITZ_GPIO_nSD_WP,
 613         .gpio_power             = -1,
 614 };
 615
 616 static void __init spitz_mmc_init(void)
 617 {
 618         pxa_set_mci_info(&spitz_mci_platform_data);
 619 }
 620 #else
 621 static inline void spitz_mmc_init(void) {}
 622 #endif
 623
 624 /******************************************************************************
 625  * USB Host
 626  ******************************************************************************/
 627 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 628 static int spitz_ohci_init(struct device *dev)
 629 {
 630         int err;
 631
 632         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 633         if (err)
 634                 return err;
 635
 636         /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
 637         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 638
 639         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 640 }
 641
 642 static void spitz_ohci_exit(struct device *dev)
 643 {
 644         gpio_free(SPITZ_GPIO_USB_HOST);
 645 }
 646
 647 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 648         .port_mode      = PMM_NPS_MODE,
 649         .init           = spitz_ohci_init,
 650         .exit           = spitz_ohci_exit,
 651         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 652         .power_budget   = 150,
 653 };
 654
 655 static void __init spitz_uhc_init(void)
 656 {
 657         pxa_set_ohci_info(&spitz_ohci_platform_data);
 658 }
 659 #else
 660 static inline void spitz_uhc_init(void) {}
 661 #endif
 662
 663 /******************************************************************************
 664  * IrDA
 665  ******************************************************************************/
 666 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
 667 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 668         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 669 };
 670
 671 static void __init spitz_irda_init(void)
 672 {
 673         if (machine_is_akita())
 674                 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
 675         else
 676                 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
 677
 678         pxa_set_ficp_info(&spitz_ficp_platform_data);
 679 }
 680 #else
 681 static inline void spitz_irda_init(void) {}
 682 #endif
 683
 684 /******************************************************************************
 685  * Framebuffer
 686  ******************************************************************************/
 687 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 688 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 689         {
 690                 .pixclock       = 19231,
 691                 .xres           = 480,
 692                 .yres           = 640,
 693                 .bpp            = 16,
 694                 .hsync_len      = 40,
 695                 .left_margin    = 46,
 696                 .right_margin   = 125,
 697                 .vsync_len      = 3,
 698                 .upper_margin   = 1,
 699                 .lower_margin   = 0,
 700                 .sync           = 0,
 701         }, {
 702                 .pixclock       = 134617,
 703                 .xres           = 240,
 704                 .yres           = 320,
 705                 .bpp            = 16,
 706                 .hsync_len      = 20,
 707                 .left_margin    = 20,
 708                 .right_margin   = 46,
 709                 .vsync_len      = 2,
 710                 .upper_margin   = 1,
 711                 .lower_margin   = 0,
 712                 .sync           = 0,
 713         },
 714 };
 715
 716 static struct pxafb_mach_info spitz_pxafb_info = {
 717         .modes          = spitz_pxafb_modes,
 718         .num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
 719         .fixed_modes    = 1,
 720         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 721 };
 722
 723 static void __init spitz_lcd_init(void)
 724 {
 725         set_pxa_fb_info(&spitz_pxafb_info);
 726 }
 727 #else
 728 static inline void spitz_lcd_init(void) {}
 729 #endif
 730
 731 /******************************************************************************
 732  * Framebuffer
 733  ******************************************************************************/
 734 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
 735 static struct mtd_partition spitz_nand_partitions[] = {
 736         {
 737                 .name = "System Area",
 738                 .offset = 0,
 739                 .size = 7 * 1024 * 1024,
 740         }, {
 741                 .name = "Root Filesystem",
 742                 .offset = 7 * 1024 * 1024,
 743         }, {
 744                 .name = "Home Filesystem",
 745                 .offset = MTDPART_OFS_APPEND,
 746                 .size = MTDPART_SIZ_FULL,
 747         },
 748 };
 749
 750 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 751
 752 static struct nand_bbt_descr spitz_nand_bbt = {
 753         .options        = 0,
 754         .offs           = 4,
 755         .len            = 2,
 756         .pattern        = scan_ff_pattern
 757 };
 758
 759 static struct nand_ecclayout akita_oobinfo = {
 760         .oobfree        = { {0x08, 0x09} },
 761         .eccbytes       = 24,
 762         .eccpos         = {
 763                         0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
 764                         0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
 765                         0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
 766         },
 767 };
 768
 769 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
 770         .badblock_pattern       = &spitz_nand_bbt,
 771         .partitions             = spitz_nand_partitions,
 772         .nr_partitions          = ARRAY_SIZE(spitz_nand_partitions),
 773 };
 774
 775 static struct resource spitz_nand_resources[] = {
 776         {
 777                 .start  = PXA_CS3_PHYS,
 778                 .end    = PXA_CS3_PHYS + SZ_4K - 1,
 779                 .flags  = IORESOURCE_MEM,
 780         },
 781 };
 782
 783 static struct platform_device spitz_nand_device = {
 784         .name           = "sharpsl-nand",
 785         .id             = -1,
 786         .resource       = spitz_nand_resources,
 787         .num_resources  = ARRAY_SIZE(spitz_nand_resources),
 788         .dev            = {
 789                 .platform_data  = &spitz_nand_pdata,
 790         }
 791 };
 792
 793 static void __init spitz_nand_init(void)
 794 {
 795         if (machine_is_spitz()) {
 796                 spitz_nand_partitions[1].size = 5 * 1024 * 1024;
 797         } else if (machine_is_akita()) {
 798                 spitz_nand_partitions[1].size = 58 * 1024 * 1024;
 799                 spitz_nand_bbt.len = 1;
 800                 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
 801         } else if (machine_is_borzoi()) {
 802                 spitz_nand_partitions[1].size = 32 * 1024 * 1024;
 803                 spitz_nand_bbt.len = 1;
 804                 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
 805         }
 806
 807         platform_device_register(&spitz_nand_device);
 808 }
 809 #else
 810 static inline void spitz_nand_init(void) {}
 811 #endif
 812
 813 /******************************************************************************
 814  * NOR Flash
 815  ******************************************************************************/
 816 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 817 static struct mtd_partition spitz_rom_parts[] = {
 818         {
 819                 .name   ="Boot PROM Filesystem",
 820                 .offset = 0x00140000,
 821                 .size   = MTDPART_SIZ_FULL,
 822         },
 823 };
 824
 825 static struct physmap_flash_data spitz_rom_data = {
 826         .width          = 2,
 827         .nr_parts       = ARRAY_SIZE(spitz_rom_parts),
 828         .parts          = spitz_rom_parts,
 829 };
 830
 831 static struct resource spitz_rom_resources[] = {
 832         {
 833                 .start  = PXA_CS0_PHYS,
 834                 .end    = PXA_CS0_PHYS + SZ_8M - 1,
 835                 .flags  = IORESOURCE_MEM,
 836         },
 837 };
 838
 839 static struct platform_device spitz_rom_device = {
 840         .name           = "physmap-flash",
 841         .id             = -1,
 842         .resource       = spitz_rom_resources,
 843         .num_resources  = ARRAY_SIZE(spitz_rom_resources),
 844         .dev            = {
 845                 .platform_data  = &spitz_rom_data,
 846         },
 847 };
 848
 849 static void __init spitz_nor_init(void)
 850 {
 851         platform_device_register(&spitz_rom_device);
 852 }
 853 #else
 854 static inline void spitz_nor_init(void) {}
 855 #endif
 856
 857 /******************************************************************************
 858  * GPIO expander
 859  ******************************************************************************/
 860 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 861 static struct pca953x_platform_data akita_pca953x_pdata = {
 862         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 863 };
 864
 865 static struct i2c_board_info spitz_i2c_devs[] = {
 866         {
 867                 .type           = "wm8750",
 868                 .addr           = 0x1b,
 869         }, {
 870                 .type           = "max7310",
 871                 .addr           = 0x18,
 872                 .platform_data  = &akita_pca953x_pdata,
 873         },
 874 };
 875
 876 static struct regulator_consumer_supply isl6271a_consumers[] = {
 877         {
 878                 .supply = "vcc_core",
 879         }
 880 };
 881
 882 static struct regulator_init_data isl6271a_info[] = {
 883         {
 884                 .constraints = {
 885                         .name           = "vcc_core range",
 886                         .min_uV         = 850000,
 887                         .max_uV         = 1600000,
 888                         .always_on      = 1,
 889                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 890                 },
 891         .consumer_supplies      = isl6271a_consumers,
 892         .num_consumer_supplies  = ARRAY_SIZE(isl6271a_consumers),
 893         }
 894 };
 895
 896 static struct i2c_board_info spitz_pi2c_devs[] = {
 897         {
 898                 .type           = "isl6271a",
 899                 .addr           = 0x0c,
 900                 .platform_data  = &isl6271a_info,
 901         },
 902 };
 903
 904 static void __init spitz_i2c_init(void)
 905 {
 906         int size = ARRAY_SIZE(spitz_i2c_devs);
 907
 908         /* Only Akita has the max7310 chip */
 909         if (!machine_is_akita())
 910                 size--;
 911
 912         pxa_set_i2c_info(NULL);
 913         pxa27x_set_i2c_power_info(NULL);
 914         i2c_register_board_info(0, spitz_i2c_devs, size);
 915         i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
 916 }
 917 #else
 918 static inline void spitz_i2c_init(void) {}
 919 #endif
 920
 921 /******************************************************************************
 922  * Machine init
 923  ******************************************************************************/
 924 static void spitz_poweroff(void)
 925 {
 926         arm_machine_restart('g', NULL);
 927 }
 928
 929 static void spitz_restart(char mode, const char *cmd)
 930 {
 931         /* Bootloader magic for a reboot */
 932         if ((MSC0 & 0xffff0000) == 0x7ff00000)
 933                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 934
 935         spitz_poweroff();
 936 }
 937
 938 static void __init spitz_init(void)
 939 {
 940         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
 941         pm_power_off = spitz_poweroff;
 942         arm_pm_restart = spitz_restart;
 943
 944         PMCR = 0x00;
 945
 946         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 947         PCFR |= PCFR_OPDE;
 948
 949         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 950
 951         pxa_set_ffuart_info(NULL);
 952         pxa_set_btuart_info(NULL);
 953         pxa_set_stuart_info(NULL);
 954
 955         spitz_spi_init();
 956         spitz_scoop_init();
 957         spitz_mkp_init();
 958         spitz_keys_init();
 959         spitz_leds_init();
 960         spitz_mmc_init();
 961         spitz_pcmcia_init();
 962         spitz_irda_init();
 963         spitz_uhc_init();
 964         spitz_lcd_init();
 965         spitz_nor_init();
 966         spitz_nand_init();
 967         spitz_i2c_init();
 968 }
 969
 970 static void __init spitz_fixup(struct machine_desc *desc,
 971                 struct tag *tags, char **cmdline, struct meminfo *mi)
 972 {
 973         sharpsl_save_param();
 974         mi->nr_banks = 1;
 975         mi->bank[0].start = 0xa0000000;
 976         mi->bank[0].size = (64*1024*1024);
 977 }
 978
 979 #ifdef CONFIG_MACH_SPITZ
 980 MACHINE_START(SPITZ, "SHARP Spitz")
 981         .fixup          = spitz_fixup,
 982         .map_io         = pxa_map_io,
 983         .init_irq       = pxa27x_init_irq,
 984         .init_machine   = spitz_init,
 985         .timer          = &pxa_timer,
 986 MACHINE_END
 987 #endif
 988
 989 #ifdef CONFIG_MACH_BORZOI
 990 MACHINE_START(BORZOI, "SHARP Borzoi")
 991         .fixup          = spitz_fixup,
 992         .map_io         = pxa_map_io,
 993         .init_irq       = pxa27x_init_irq,
 994         .init_machine   = spitz_init,
 995         .timer          = &pxa_timer,
 996 MACHINE_END
 997 #endif
 998
 999 #ifdef CONFIG_MACH_AKITA
1000 MACHINE_START(AKITA, "SHARP Akita")
1001         .fixup          = spitz_fixup,
1002         .map_io         = pxa_map_io,
1003         .init_irq       = pxa27x_init_irq,
1004         .init_machine   = spitz_init,
1005         .timer          = &pxa_timer,
1006 MACHINE_END
1007 #endif