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