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/module.h>       /* symbol_get ; symbol_put */
  17 #include <linux/platform_device.h>
  18 #include <linux/delay.h>
  19 #include <linux/gpio_keys.h>
  20 #include <linux/gpio.h>
  21 #include <linux/gpio/machine.h>
  22 #include <linux/leds.h>
  23 #include <linux/i2c.h>
  24 #include <linux/platform_data/i2c-pxa.h>
  25 #include <linux/platform_data/pca953x.h>
  26 #include <linux/spi/spi.h>
  27 #include <linux/spi/ads7846.h>
  28 #include <linux/spi/corgi_lcd.h>
  29 #include <linux/spi/pxa2xx_spi.h>
  30 #include <linux/mtd/sharpsl.h>
  31 #include <linux/mtd/physmap.h>
  32 #include <linux/input/matrix_keypad.h>
  33 #include <linux/regulator/machine.h>
  34 #include <linux/io.h>
  35 #include <linux/reboot.h>
  36 #include <linux/memblock.h>
  37
  38 #include <asm/setup.h>
  39 #include <asm/mach-types.h>
  40 #include <asm/mach/arch.h>
  41 #include <asm/mach/sharpsl_param.h>
  42 #include <asm/hardware/scoop.h>
  43
  44 #include "pxa27x.h"
  45 #include "pxa27x-udc.h"
  46 #include <mach/reset.h>
  47 #include <linux/platform_data/irda-pxaficp.h>
  48 #include <linux/platform_data/mmc-pxamci.h>
  49 #include <linux/platform_data/usb-ohci-pxa27x.h>
  50 #include <linux/platform_data/video-pxafb.h>
  51 #include <mach/spitz.h>
  52 #include "sharpsl_pm.h"
  53 #include <mach/smemc.h>
  54
  55 #include "generic.h"
  56 #include "devices.h"
  57
  58 /******************************************************************************
  59  * Pin configuration
  60  ******************************************************************************/
  61 static unsigned long spitz_pin_config[] __initdata = {
  62         /* Chip Selects */
  63         GPIO78_nCS_2,   /* SCOOP #2 */
  64         GPIO79_nCS_3,   /* NAND */
  65         GPIO80_nCS_4,   /* SCOOP #1 */
  66
  67         /* LCD - 16bpp Active TFT */
  68         GPIOxx_LCD_TFT_16BPP,
  69
  70         /* PC Card */
  71         GPIO48_nPOE,
  72         GPIO49_nPWE,
  73         GPIO50_nPIOR,
  74         GPIO51_nPIOW,
  75         GPIO85_nPCE_1,
  76         GPIO54_nPCE_2,
  77         GPIO55_nPREG,
  78         GPIO56_nPWAIT,
  79         GPIO57_nIOIS16,
  80         GPIO104_PSKTSEL,
  81
  82         /* I2S */
  83         GPIO28_I2S_BITCLK_OUT,
  84         GPIO29_I2S_SDATA_IN,
  85         GPIO30_I2S_SDATA_OUT,
  86         GPIO31_I2S_SYNC,
  87
  88         /* MMC */
  89         GPIO32_MMC_CLK,
  90         GPIO112_MMC_CMD,
  91         GPIO92_MMC_DAT_0,
  92         GPIO109_MMC_DAT_1,
  93         GPIO110_MMC_DAT_2,
  94         GPIO111_MMC_DAT_3,
  95
  96         /* GPIOs */
  97         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
  98         GPIO16_GPIO,    /* SPITZ_GPIO_SYNC */
  99         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
 100         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
 101         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 102         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 103         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 104         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 105         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 106         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 107
 108         /* GPIO matrix keypad */
 109         GPIO88_GPIO,    /* column 0 */
 110         GPIO23_GPIO,    /* column 1 */
 111         GPIO24_GPIO,    /* column 2 */
 112         GPIO25_GPIO,    /* column 3 */
 113         GPIO26_GPIO,    /* column 4 */
 114         GPIO27_GPIO,    /* column 5 */
 115         GPIO52_GPIO,    /* column 6 */
 116         GPIO103_GPIO,   /* column 7 */
 117         GPIO107_GPIO,   /* column 8 */
 118         GPIO108_GPIO,   /* column 9 */
 119         GPIO114_GPIO,   /* column 10 */
 120         GPIO12_GPIO,    /* row 0 */
 121         GPIO17_GPIO,    /* row 1 */
 122         GPIO91_GPIO,    /* row 2 */
 123         GPIO34_GPIO,    /* row 3 */
 124         GPIO36_GPIO,    /* row 4 */
 125         GPIO38_GPIO,    /* row 5 */
 126         GPIO39_GPIO,    /* row 6 */
 127
 128         /* I2C */
 129         GPIO117_I2C_SCL,
 130         GPIO118_I2C_SDA,
 131
 132         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,       /* SPITZ_GPIO_KEY_INT */
 133         GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,       /* SPITZ_GPIO_RESET */
 134 };
 135
 136
 137 /******************************************************************************
 138  * Scoop GPIO expander
 139  ******************************************************************************/
 140 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
 141 /* SCOOP Device #1 */
 142 static struct resource spitz_scoop_1_resources[] = {
 143         [0] = {
 144                 .start          = 0x10800000,
 145                 .end            = 0x10800fff,
 146                 .flags          = IORESOURCE_MEM,
 147         },
 148 };
 149
 150 static struct scoop_config spitz_scoop_1_setup = {
 151         .io_dir         = SPITZ_SCP_IO_DIR,
 152         .io_out         = SPITZ_SCP_IO_OUT,
 153         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 154         .suspend_set    = SPITZ_SCP_SUS_SET,
 155         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 156 };
 157
 158 struct platform_device spitz_scoop_1_device = {
 159         .name           = "sharp-scoop",
 160         .id             = 0,
 161         .dev            = {
 162                 .platform_data  = &spitz_scoop_1_setup,
 163         },
 164         .num_resources  = ARRAY_SIZE(spitz_scoop_1_resources),
 165         .resource       = spitz_scoop_1_resources,
 166 };
 167
 168 /* SCOOP Device #2 */
 169 static struct resource spitz_scoop_2_resources[] = {
 170         [0] = {
 171                 .start          = 0x08800040,
 172                 .end            = 0x08800fff,
 173                 .flags          = IORESOURCE_MEM,
 174         },
 175 };
 176
 177 static struct scoop_config spitz_scoop_2_setup = {
 178         .io_dir         = SPITZ_SCP2_IO_DIR,
 179         .io_out         = SPITZ_SCP2_IO_OUT,
 180         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 181         .suspend_set    = SPITZ_SCP2_SUS_SET,
 182         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 183 };
 184
 185 struct platform_device spitz_scoop_2_device = {
 186         .name           = "sharp-scoop",
 187         .id             = 1,
 188         .dev            = {
 189                 .platform_data  = &spitz_scoop_2_setup,
 190         },
 191         .num_resources  = ARRAY_SIZE(spitz_scoop_2_resources),
 192         .resource       = spitz_scoop_2_resources,
 193 };
 194
 195 static void __init spitz_scoop_init(void)
 196 {
 197         platform_device_register(&spitz_scoop_1_device);
 198
 199         /* Akita doesn't have the second SCOOP chip */
 200         if (!machine_is_akita())
 201                 platform_device_register(&spitz_scoop_2_device);
 202 }
 203
 204 /* Power control is shared with between one of the CF slots and SD */
 205 static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
 206 {
 207         unsigned short cpr;
 208         unsigned long flags;
 209
 210         if (new_cpr & 0x7) {
 211                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 212                 mdelay(5);
 213         }
 214
 215         local_irq_save(flags);
 216
 217         cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
 218
 219         if (enable & new_cpr)
 220                 cpr |= new_cpr;
 221         else
 222                 cpr &= ~enable;
 223
 224         write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
 225
 226         local_irq_restore(flags);
 227
 228         if (!(cpr & 0x7)) {
 229                 mdelay(1);
 230                 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 231         }
 232 }
 233
 234 #else
 235 static inline void spitz_scoop_init(void) {}
 236 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
 237 #endif
 238
 239 /******************************************************************************
 240  * PCMCIA
 241  ******************************************************************************/
 242 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
 243 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
 244 {
 245         /* Only need to override behaviour for slot 0 */
 246         if (nr == 0)
 247                 spitz_card_pwr_ctrl(
 248                         cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
 249         else
 250                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 251 }
 252
 253 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 254         {
 255                 .dev            = &spitz_scoop_1_device.dev,
 256                 .irq            = SPITZ_IRQ_GPIO_CF_IRQ,
 257                 .cd_irq         = SPITZ_IRQ_GPIO_CF_CD,
 258                 .cd_irq_str     = "PCMCIA0 CD",
 259         }, {
 260                 .dev            = &spitz_scoop_2_device.dev,
 261                 .irq            = SPITZ_IRQ_GPIO_CF2_IRQ,
 262                 .cd_irq         = -1,
 263         },
 264 };
 265
 266 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 267         .devs           = &spitz_pcmcia_scoop[0],
 268         .num_devs       = 2,
 269         .power_ctrl     = spitz_pcmcia_pwr,
 270 };
 271
 272 static void __init spitz_pcmcia_init(void)
 273 {
 274         /* Akita has only one PCMCIA slot used */
 275         if (machine_is_akita())
 276                 spitz_pcmcia_config.num_devs = 1;
 277
 278         platform_scoop_config = &spitz_pcmcia_config;
 279 }
 280 #else
 281 static inline void spitz_pcmcia_init(void) {}
 282 #endif
 283
 284 /******************************************************************************
 285  * GPIO keyboard
 286  ******************************************************************************/
 287 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
 288
 289 #define SPITZ_KEY_CALENDAR      KEY_F1
 290 #define SPITZ_KEY_ADDRESS       KEY_F2
 291 #define SPITZ_KEY_FN            KEY_F3
 292 #define SPITZ_KEY_CANCEL        KEY_F4
 293 #define SPITZ_KEY_EXOK          KEY_F5
 294 #define SPITZ_KEY_EXCANCEL      KEY_F6
 295 #define SPITZ_KEY_EXJOGDOWN     KEY_F7
 296 #define SPITZ_KEY_EXJOGUP       KEY_F8
 297 #define SPITZ_KEY_JAP1          KEY_LEFTALT
 298 #define SPITZ_KEY_JAP2          KEY_RIGHTCTRL
 299 #define SPITZ_KEY_SYNC          KEY_F9
 300 #define SPITZ_KEY_MAIL          KEY_F10
 301 #define SPITZ_KEY_OK            KEY_F11
 302 #define SPITZ_KEY_MENU          KEY_F12
 303
 304 static const uint32_t spitz_keymap[] = {
 305         KEY(0, 0, KEY_LEFTCTRL),
 306         KEY(0, 1, KEY_1),
 307         KEY(0, 2, KEY_3),
 308         KEY(0, 3, KEY_5),
 309         KEY(0, 4, KEY_6),
 310         KEY(0, 5, KEY_7),
 311         KEY(0, 6, KEY_9),
 312         KEY(0, 7, KEY_0),
 313         KEY(0, 8, KEY_BACKSPACE),
 314         KEY(0, 9, SPITZ_KEY_EXOK),      /* EXOK */
 315         KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
 316         KEY(1, 1, KEY_2),
 317         KEY(1, 2, KEY_4),
 318         KEY(1, 3, KEY_R),
 319         KEY(1, 4, KEY_Y),
 320         KEY(1, 5, KEY_8),
 321         KEY(1, 6, KEY_I),
 322         KEY(1, 7, KEY_O),
 323         KEY(1, 8, KEY_P),
 324         KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
 325         KEY(1, 10, SPITZ_KEY_EXJOGUP),  /* EXJOGUP */
 326         KEY(2, 0, KEY_TAB),
 327         KEY(2, 1, KEY_Q),
 328         KEY(2, 2, KEY_E),
 329         KEY(2, 3, KEY_T),
 330         KEY(2, 4, KEY_G),
 331         KEY(2, 5, KEY_U),
 332         KEY(2, 6, KEY_J),
 333         KEY(2, 7, KEY_K),
 334         KEY(3, 0, SPITZ_KEY_ADDRESS),   /* ADDRESS */
 335         KEY(3, 1, KEY_W),
 336         KEY(3, 2, KEY_S),
 337         KEY(3, 3, KEY_F),
 338         KEY(3, 4, KEY_V),
 339         KEY(3, 5, KEY_H),
 340         KEY(3, 6, KEY_M),
 341         KEY(3, 7, KEY_L),
 342         KEY(3, 9, KEY_RIGHTSHIFT),
 343         KEY(4, 0, SPITZ_KEY_CALENDAR),  /* CALENDAR */
 344         KEY(4, 1, KEY_A),
 345         KEY(4, 2, KEY_D),
 346         KEY(4, 3, KEY_C),
 347         KEY(4, 4, KEY_B),
 348         KEY(4, 5, KEY_N),
 349         KEY(4, 6, KEY_DOT),
 350         KEY(4, 8, KEY_ENTER),
 351         KEY(4, 9, KEY_LEFTSHIFT),
 352         KEY(5, 0, SPITZ_KEY_MAIL),      /* MAIL */
 353         KEY(5, 1, KEY_Z),
 354         KEY(5, 2, KEY_X),
 355         KEY(5, 3, KEY_MINUS),
 356         KEY(5, 4, KEY_SPACE),
 357         KEY(5, 5, KEY_COMMA),
 358         KEY(5, 7, KEY_UP),
 359         KEY(5, 10, SPITZ_KEY_FN),       /* FN */
 360         KEY(6, 0, KEY_SYSRQ),
 361         KEY(6, 1, SPITZ_KEY_JAP1),      /* JAP1 */
 362         KEY(6, 2, SPITZ_KEY_JAP2),      /* JAP2 */
 363         KEY(6, 3, SPITZ_KEY_CANCEL),    /* CANCEL */
 364         KEY(6, 4, SPITZ_KEY_OK),        /* OK */
 365         KEY(6, 5, SPITZ_KEY_MENU),      /* MENU */
 366         KEY(6, 6, KEY_LEFT),
 367         KEY(6, 7, KEY_DOWN),
 368         KEY(6, 8, KEY_RIGHT),
 369 };
 370
 371 static const struct matrix_keymap_data spitz_keymap_data = {
 372         .keymap         = spitz_keymap,
 373         .keymap_size    = ARRAY_SIZE(spitz_keymap),
 374 };
 375
 376 static const uint32_t spitz_row_gpios[] =
 377                 { 12, 17, 91, 34, 36, 38, 39 };
 378 static const uint32_t spitz_col_gpios[] =
 379                 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
 380
 381 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
 382         .keymap_data            = &spitz_keymap_data,
 383         .row_gpios              = spitz_row_gpios,
 384         .col_gpios              = spitz_col_gpios,
 385         .num_row_gpios          = ARRAY_SIZE(spitz_row_gpios),
 386         .num_col_gpios          = ARRAY_SIZE(spitz_col_gpios),
 387         .col_scan_delay_us      = 10,
 388         .debounce_ms            = 10,
 389         .wakeup                 = 1,
 390 };
 391
 392 static struct platform_device spitz_mkp_device = {
 393         .name           = "matrix-keypad",
 394         .id             = -1,
 395         .dev            = {
 396                 .platform_data  = &spitz_mkp_pdata,
 397         },
 398 };
 399
 400 static void __init spitz_mkp_init(void)
 401 {
 402         platform_device_register(&spitz_mkp_device);
 403 }
 404 #else
 405 static inline void spitz_mkp_init(void) {}
 406 #endif
 407
 408 /******************************************************************************
 409  * GPIO keys
 410  ******************************************************************************/
 411 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 412 static struct gpio_keys_button spitz_gpio_keys[] = {
 413         {
 414                 .type   = EV_PWR,
 415                 .code   = KEY_SUSPEND,
 416                 .gpio   = SPITZ_GPIO_ON_KEY,
 417                 .desc   = "On Off",
 418                 .wakeup = 1,
 419         },
 420         /* Two buttons detecting the lid state */
 421         {
 422                 .type   = EV_SW,
 423                 .code   = 0,
 424                 .gpio   = SPITZ_GPIO_SWA,
 425                 .desc   = "Display Down",
 426         },
 427         {
 428                 .type   = EV_SW,
 429                 .code   = 1,
 430                 .gpio   = SPITZ_GPIO_SWB,
 431                 .desc   = "Lid Closed",
 432         },
 433 };
 434
 435 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
 436         .buttons        = spitz_gpio_keys,
 437         .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
 438 };
 439
 440 static struct platform_device spitz_gpio_keys_device = {
 441         .name   = "gpio-keys",
 442         .id     = -1,
 443         .dev    = {
 444                 .platform_data  = &spitz_gpio_keys_platform_data,
 445         },
 446 };
 447
 448 static void __init spitz_keys_init(void)
 449 {
 450         platform_device_register(&spitz_gpio_keys_device);
 451 }
 452 #else
 453 static inline void spitz_keys_init(void) {}
 454 #endif
 455
 456 /******************************************************************************
 457  * LEDs
 458  ******************************************************************************/
 459 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 460 static struct gpio_led spitz_gpio_leds[] = {
 461         {
 462                 .name                   = "spitz:amber:charge",
 463                 .default_trigger        = "sharpsl-charge",
 464                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 465         },
 466         {
 467                 .name                   = "spitz:green:hddactivity",
 468                 .default_trigger        = "disk-activity",
 469                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 470         },
 471 };
 472
 473 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 474         .leds           = spitz_gpio_leds,
 475         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 476 };
 477
 478 static struct platform_device spitz_led_device = {
 479         .name           = "leds-gpio",
 480         .id             = -1,
 481         .dev            = {
 482                 .platform_data  = &spitz_gpio_leds_info,
 483         },
 484 };
 485
 486 static void __init spitz_leds_init(void)
 487 {
 488         platform_device_register(&spitz_led_device);
 489 }
 490 #else
 491 static inline void spitz_leds_init(void) {}
 492 #endif
 493
 494 /******************************************************************************
 495  * SSP Devices
 496  ******************************************************************************/
 497 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 498 static void spitz_ads7846_wait_for_hsync(void)
 499 {
 500         while (gpio_get_value(SPITZ_GPIO_HSYNC))
 501                 cpu_relax();
 502
 503         while (!gpio_get_value(SPITZ_GPIO_HSYNC))
 504                 cpu_relax();
 505 }
 506
 507 static struct ads7846_platform_data spitz_ads7846_info = {
 508         .model                  = 7846,
 509         .vref_delay_usecs       = 100,
 510         .x_plate_ohms           = 419,
 511         .y_plate_ohms           = 486,
 512         .pressure_max           = 1024,
 513         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 514         .wait_for_sync          = spitz_ads7846_wait_for_hsync,
 515 };
 516
 517 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 518         .gpio_cs                = SPITZ_GPIO_ADS7846_CS,
 519 };
 520
 521 static void spitz_bl_kick_battery(void)
 522 {
 523         void (*kick_batt)(void);
 524
 525         kick_batt = symbol_get(sharpsl_battery_kick);
 526         if (kick_batt) {
 527                 kick_batt();
 528                 symbol_put(sharpsl_battery_kick);
 529         }
 530 }
 531
 532 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 533         .init_mode              = CORGI_LCD_MODE_VGA,
 534         .max_intensity          = 0x2f,
 535         .default_intensity      = 0x1f,
 536         .limit_mask             = 0x0b,
 537         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 538         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 539         .kick_battery           = spitz_bl_kick_battery,
 540 };
 541
 542 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 543         .gpio_cs        = SPITZ_GPIO_LCDCON_CS,
 544 };
 545
 546 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 547         .gpio_cs        = SPITZ_GPIO_MAX1111_CS,
 548 };
 549
 550 static struct spi_board_info spitz_spi_devices[] = {
 551         {
 552                 .modalias               = "ads7846",
 553                 .max_speed_hz           = 1200000,
 554                 .bus_num                = 2,
 555                 .chip_select            = 0,
 556                 .platform_data          = &spitz_ads7846_info,
 557                 .controller_data        = &spitz_ads7846_chip,
 558                 .irq                    = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
 559         }, {
 560                 .modalias               = "corgi-lcd",
 561                 .max_speed_hz           = 50000,
 562                 .bus_num                = 2,
 563                 .chip_select            = 1,
 564                 .platform_data          = &spitz_lcdcon_info,
 565                 .controller_data        = &spitz_lcdcon_chip,
 566         }, {
 567                 .modalias               = "max1111",
 568                 .max_speed_hz           = 450000,
 569                 .bus_num                = 2,
 570                 .chip_select            = 2,
 571                 .controller_data        = &spitz_max1111_chip,
 572         },
 573 };
 574
 575 static struct pxa2xx_spi_controller spitz_spi_info = {
 576         .num_chipselect = 3,
 577 };
 578
 579 static void __init spitz_spi_init(void)
 580 {
 581         struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
 582
 583         if (machine_is_akita()) {
 584                 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 585                 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 586         }
 587
 588         pxa2xx_set_spi_info(2, &spitz_spi_info);
 589         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 590 }
 591 #else
 592 static inline void spitz_spi_init(void) {}
 593 #endif
 594
 595 /******************************************************************************
 596  * SD/MMC card controller
 597  ******************************************************************************/
 598 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
 599 /*
 600  * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
 601  * give the card a chance to fully insert/eject.
 602  */
 603 static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
 604 {
 605         struct pxamci_platform_data* p_d = dev->platform_data;
 606
 607         if ((1 << vdd) & p_d->ocr_mask)
 608                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
 609         else
 610                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
 611
 612         return 0;
 613 }
 614
 615 static struct pxamci_platform_data spitz_mci_platform_data = {
 616         .detect_delay_ms        = 250,
 617         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 618         .setpower               = spitz_mci_setpower,
 619 };
 620
 621 static struct gpiod_lookup_table spitz_mci_gpio_table = {
 622         .dev_id = "pxa2xx-mci.0",
 623         .table = {
 624                 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT,
 625                             "cd", GPIO_ACTIVE_LOW),
 626                 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP,
 627                             "wp", GPIO_ACTIVE_LOW),
 628                 { },
 629         },
 630 };
 631
 632 static void __init spitz_mmc_init(void)
 633 {
 634         gpiod_add_lookup_table(&spitz_mci_gpio_table);
 635         pxa_set_mci_info(&spitz_mci_platform_data);
 636 }
 637 #else
 638 static inline void spitz_mmc_init(void) {}
 639 #endif
 640
 641 /******************************************************************************
 642  * USB Host
 643  ******************************************************************************/
 644 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 645 static int spitz_ohci_init(struct device *dev)
 646 {
 647         int err;
 648
 649         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 650         if (err)
 651                 return err;
 652
 653         /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
 654         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 655
 656         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 657 }
 658
 659 static void spitz_ohci_exit(struct device *dev)
 660 {
 661         gpio_free(SPITZ_GPIO_USB_HOST);
 662 }
 663
 664 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 665         .port_mode      = PMM_NPS_MODE,
 666         .init           = spitz_ohci_init,
 667         .exit           = spitz_ohci_exit,
 668         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 669         .power_budget   = 150,
 670 };
 671
 672 static void __init spitz_uhc_init(void)
 673 {
 674         pxa_set_ohci_info(&spitz_ohci_platform_data);
 675 }
 676 #else
 677 static inline void spitz_uhc_init(void) {}
 678 #endif
 679
 680 /******************************************************************************
 681  * IrDA
 682  ******************************************************************************/
 683 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
 684 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 685         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 686 };
 687
 688 static void __init spitz_irda_init(void)
 689 {
 690         if (machine_is_akita())
 691                 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
 692         else
 693                 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
 694
 695         pxa_set_ficp_info(&spitz_ficp_platform_data);
 696 }
 697 #else
 698 static inline void spitz_irda_init(void) {}
 699 #endif
 700
 701 /******************************************************************************
 702  * Framebuffer
 703  ******************************************************************************/
 704 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 705 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 706         {
 707                 .pixclock       = 19231,
 708                 .xres           = 480,
 709                 .yres           = 640,
 710                 .bpp            = 16,
 711                 .hsync_len      = 40,
 712                 .left_margin    = 46,
 713                 .right_margin   = 125,
 714                 .vsync_len      = 3,
 715                 .upper_margin   = 1,
 716                 .lower_margin   = 0,
 717                 .sync           = 0,
 718         }, {
 719                 .pixclock       = 134617,
 720                 .xres           = 240,
 721                 .yres           = 320,
 722                 .bpp            = 16,
 723                 .hsync_len      = 20,
 724                 .left_margin    = 20,
 725                 .right_margin   = 46,
 726                 .vsync_len      = 2,
 727                 .upper_margin   = 1,
 728                 .lower_margin   = 0,
 729                 .sync           = 0,
 730         },
 731 };
 732
 733 static struct pxafb_mach_info spitz_pxafb_info = {
 734         .modes          = spitz_pxafb_modes,
 735         .num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
 736         .fixed_modes    = 1,
 737         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 738 };
 739
 740 static void __init spitz_lcd_init(void)
 741 {
 742         pxa_set_fb_info(NULL, &spitz_pxafb_info);
 743 }
 744 #else
 745 static inline void spitz_lcd_init(void) {}
 746 #endif
 747
 748 /******************************************************************************
 749  * NAND Flash
 750  ******************************************************************************/
 751 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
 752 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 753
 754 static struct nand_bbt_descr spitz_nand_bbt = {
 755         .options        = 0,
 756         .offs           = 4,
 757         .len            = 2,
 758         .pattern        = scan_ff_pattern
 759 };
 760
 761 static int akita_ooblayout_ecc(struct mtd_info *mtd, int section,
 762                                struct mtd_oob_region *oobregion)
 763 {
 764         if (section > 12)
 765                 return -ERANGE;
 766
 767         switch (section % 3) {
 768         case 0:
 769                 oobregion->offset = 5;
 770                 oobregion->length = 1;
 771                 break;
 772
 773         case 1:
 774                 oobregion->offset = 1;
 775                 oobregion->length = 3;
 776                 break;
 777
 778         case 2:
 779                 oobregion->offset = 6;
 780                 oobregion->length = 2;
 781                 break;
 782         }
 783
 784         oobregion->offset += (section / 3) * 0x10;
 785
 786         return 0;
 787 }
 788
 789 static int akita_ooblayout_free(struct mtd_info *mtd, int section,
 790                                 struct mtd_oob_region *oobregion)
 791 {
 792         if (section)
 793                 return -ERANGE;
 794
 795         oobregion->offset = 8;
 796         oobregion->length = 9;
 797
 798         return 0;
 799 }
 800
 801 static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
 802         .ecc = akita_ooblayout_ecc,
 803         .free = akita_ooblayout_free,
 804 };
 805
 806 static const char * const probes[] = {
 807         "cmdlinepart",
 808         "ofpart",
 809         "sharpslpart",
 810         NULL,
 811 };
 812
 813 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
 814         .badblock_pattern       = &spitz_nand_bbt,
 815         .part_parsers           = probes,
 816 };
 817
 818 static struct resource spitz_nand_resources[] = {
 819         {
 820                 .start  = PXA_CS3_PHYS,
 821                 .end    = PXA_CS3_PHYS + SZ_4K - 1,
 822                 .flags  = IORESOURCE_MEM,
 823         },
 824 };
 825
 826 static struct platform_device spitz_nand_device = {
 827         .name           = "sharpsl-nand",
 828         .id             = -1,
 829         .resource       = spitz_nand_resources,
 830         .num_resources  = ARRAY_SIZE(spitz_nand_resources),
 831         .dev            = {
 832                 .platform_data  = &spitz_nand_pdata,
 833         }
 834 };
 835
 836 static void __init spitz_nand_init(void)
 837 {
 838         if (machine_is_akita() || machine_is_borzoi()) {
 839                 spitz_nand_bbt.len = 1;
 840                 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
 841         }
 842
 843         platform_device_register(&spitz_nand_device);
 844 }
 845 #else
 846 static inline void spitz_nand_init(void) {}
 847 #endif
 848
 849 /******************************************************************************
 850  * NOR Flash
 851  ******************************************************************************/
 852 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 853 static struct mtd_partition spitz_rom_parts[] = {
 854         {
 855                 .name   ="Boot PROM Filesystem",
 856                 .offset = 0x00140000,
 857                 .size   = MTDPART_SIZ_FULL,
 858         },
 859 };
 860
 861 static struct physmap_flash_data spitz_rom_data = {
 862         .width          = 2,
 863         .nr_parts       = ARRAY_SIZE(spitz_rom_parts),
 864         .parts          = spitz_rom_parts,
 865 };
 866
 867 static struct resource spitz_rom_resources[] = {
 868         {
 869                 .start  = PXA_CS0_PHYS,
 870                 .end    = PXA_CS0_PHYS + SZ_8M - 1,
 871                 .flags  = IORESOURCE_MEM,
 872         },
 873 };
 874
 875 static struct platform_device spitz_rom_device = {
 876         .name           = "physmap-flash",
 877         .id             = -1,
 878         .resource       = spitz_rom_resources,
 879         .num_resources  = ARRAY_SIZE(spitz_rom_resources),
 880         .dev            = {
 881                 .platform_data  = &spitz_rom_data,
 882         },
 883 };
 884
 885 static void __init spitz_nor_init(void)
 886 {
 887         platform_device_register(&spitz_rom_device);
 888 }
 889 #else
 890 static inline void spitz_nor_init(void) {}
 891 #endif
 892
 893 /******************************************************************************
 894  * I2C devices
 895  ******************************************************************************/
 896 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 897 static struct pca953x_platform_data akita_pca953x_pdata = {
 898         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 899 };
 900
 901 static struct i2c_board_info spitz_i2c_devs[] = {
 902         {
 903                 .type           = "wm8750",
 904                 .addr           = 0x1b,
 905         }, {
 906                 .type           = "max7310",
 907                 .addr           = 0x18,
 908                 .platform_data  = &akita_pca953x_pdata,
 909         },
 910 };
 911
 912 static struct regulator_consumer_supply isl6271a_consumers[] = {
 913         REGULATOR_SUPPLY("vcc_core", NULL),
 914 };
 915
 916 static struct regulator_init_data isl6271a_info[] = {
 917         {
 918                 .constraints = {
 919                         .name           = "vcc_core range",
 920                         .min_uV         = 850000,
 921                         .max_uV         = 1600000,
 922                         .always_on      = 1,
 923                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 924                 },
 925         .consumer_supplies      = isl6271a_consumers,
 926         .num_consumer_supplies  = ARRAY_SIZE(isl6271a_consumers),
 927         }
 928 };
 929
 930 static struct i2c_board_info spitz_pi2c_devs[] = {
 931         {
 932                 .type           = "isl6271a",
 933                 .addr           = 0x0c,
 934                 .platform_data  = &isl6271a_info,
 935         },
 936 };
 937
 938 static void __init spitz_i2c_init(void)
 939 {
 940         int size = ARRAY_SIZE(spitz_i2c_devs);
 941
 942         /* Only Akita has the max7310 chip */
 943         if (!machine_is_akita())
 944                 size--;
 945
 946         pxa_set_i2c_info(NULL);
 947         pxa27x_set_i2c_power_info(NULL);
 948         i2c_register_board_info(0, spitz_i2c_devs, size);
 949         i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
 950 }
 951 #else
 952 static inline void spitz_i2c_init(void) {}
 953 #endif
 954
 955 /******************************************************************************
 956  * Audio devices
 957  ******************************************************************************/
 958 static inline void spitz_audio_init(void)
 959 {
 960         platform_device_register_simple("spitz-audio", -1, NULL, 0);
 961 }
 962
 963 /******************************************************************************
 964  * Machine init
 965  ******************************************************************************/
 966 static void spitz_poweroff(void)
 967 {
 968         pxa_restart(REBOOT_GPIO, NULL);
 969 }
 970
 971 static void spitz_restart(enum reboot_mode mode, const char *cmd)
 972 {
 973         uint32_t msc0 = __raw_readl(MSC0);
 974         /* Bootloader magic for a reboot */
 975         if ((msc0 & 0xffff0000) == 0x7ff00000)
 976                 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
 977
 978         spitz_poweroff();
 979 }
 980
 981 static void __init spitz_init(void)
 982 {
 983         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
 984         pm_power_off = spitz_poweroff;
 985
 986         PMCR = 0x00;
 987
 988         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 989         PCFR |= PCFR_OPDE;
 990
 991         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 992
 993         pxa_set_ffuart_info(NULL);
 994         pxa_set_btuart_info(NULL);
 995         pxa_set_stuart_info(NULL);
 996
 997         spitz_spi_init();
 998         spitz_scoop_init();
 999         spitz_mkp_init();
1000         spitz_keys_init();
1001         spitz_leds_init();
1002         spitz_mmc_init();
1003         spitz_pcmcia_init();
1004         spitz_irda_init();
1005         spitz_uhc_init();
1006         spitz_lcd_init();
1007         spitz_nor_init();
1008         spitz_nand_init();
1009         spitz_i2c_init();
1010         spitz_audio_init();
1011
1012         regulator_has_full_constraints();
1013 }
1014
1015 static void __init spitz_fixup(struct tag *tags, char **cmdline)
1016 {
1017         sharpsl_save_param();
1018         memblock_add(0xa0000000, SZ_64M);
1019 }
1020
1021 #ifdef CONFIG_MACH_SPITZ
1022 MACHINE_START(SPITZ, "SHARP Spitz")
1023         .fixup          = spitz_fixup,
1024         .map_io         = pxa27x_map_io,
1025         .nr_irqs        = PXA_NR_IRQS,
1026         .init_irq       = pxa27x_init_irq,
1027         .handle_irq     = pxa27x_handle_irq,
1028         .init_machine   = spitz_init,
1029         .init_time      = pxa_timer_init,
1030         .restart        = spitz_restart,
1031 MACHINE_END
1032 #endif
1033
1034 #ifdef CONFIG_MACH_BORZOI
1035 MACHINE_START(BORZOI, "SHARP Borzoi")
1036         .fixup          = spitz_fixup,
1037         .map_io         = pxa27x_map_io,
1038         .nr_irqs        = PXA_NR_IRQS,
1039         .init_irq       = pxa27x_init_irq,
1040         .handle_irq     = pxa27x_handle_irq,
1041         .init_machine   = spitz_init,
1042         .init_time      = pxa_timer_init,
1043         .restart        = spitz_restart,
1044 MACHINE_END
1045 #endif
1046
1047 #ifdef CONFIG_MACH_AKITA
1048 MACHINE_START(AKITA, "SHARP Akita")
1049         .fixup          = spitz_fixup,
1050         .map_io         = pxa27x_map_io,
1051         .nr_irqs        = PXA_NR_IRQS,
1052         .init_irq       = pxa27x_init_irq,
1053         .handle_irq     = pxa27x_handle_irq,
1054         .init_machine   = spitz_init,
1055         .init_time      = pxa_timer_init,
1056         .restart        = spitz_restart,
1057 MACHINE_END
1058 #endif