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/platform_data/pca953x.h>
  24 #include <linux/spi/spi.h>
  25 #include <linux/spi/ads7846.h>
  26 #include <linux/spi/corgi_lcd.h>
  27 #include <linux/spi/pxa2xx_spi.h>
  28 #include <linux/mtd/sharpsl.h>
  29 #include <linux/mtd/physmap.h>
  30 #include <linux/input/matrix_keypad.h>
  31 #include <linux/regulator/machine.h>
  32 #include <linux/io.h>
  33 #include <linux/module.h>
  34 #include <linux/reboot.h>
  35 #include <linux/memblock.h>
  36
  37 #include <asm/setup.h>
  38 #include <asm/mach-types.h>
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/sharpsl_param.h>
  41 #include <asm/hardware/scoop.h>
  42
  43 #include "pxa27x.h"
  44 #include "pxa27x-udc.h"
  45 #include <mach/reset.h>
  46 #include <linux/platform_data/irda-pxaficp.h>
  47 #include <linux/platform_data/mmc-pxamci.h>
  48 #include <linux/platform_data/usb-ohci-pxa27x.h>
  49 #include <linux/platform_data/video-pxafb.h>
  50 #include <mach/spitz.h>
  51 #include "sharpsl_pm.h"
  52 #include <mach/smemc.h>
  53
  54 #include "generic.h"
  55 #include "devices.h"
  56
  57 /******************************************************************************
  58  * Pin configuration
  59  ******************************************************************************/
  60 static unsigned long spitz_pin_config[] __initdata = {
  61         /* Chip Selects */
  62         GPIO78_nCS_2,   /* SCOOP #2 */
  63         GPIO79_nCS_3,   /* NAND */
  64         GPIO80_nCS_4,   /* SCOOP #1 */
  65
  66         /* LCD - 16bpp Active TFT */
  67         GPIOxx_LCD_TFT_16BPP,
  68
  69         /* PC Card */
  70         GPIO48_nPOE,
  71         GPIO49_nPWE,
  72         GPIO50_nPIOR,
  73         GPIO51_nPIOW,
  74         GPIO85_nPCE_1,
  75         GPIO54_nPCE_2,
  76         GPIO55_nPREG,
  77         GPIO56_nPWAIT,
  78         GPIO57_nIOIS16,
  79         GPIO104_PSKTSEL,
  80
  81         /* I2S */
  82         GPIO28_I2S_BITCLK_OUT,
  83         GPIO29_I2S_SDATA_IN,
  84         GPIO30_I2S_SDATA_OUT,
  85         GPIO31_I2S_SYNC,
  86
  87         /* MMC */
  88         GPIO32_MMC_CLK,
  89         GPIO112_MMC_CMD,
  90         GPIO92_MMC_DAT_0,
  91         GPIO109_MMC_DAT_1,
  92         GPIO110_MMC_DAT_2,
  93         GPIO111_MMC_DAT_3,
  94
  95         /* GPIOs */
  96         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
  97         GPIO16_GPIO,    /* SPITZ_GPIO_SYNC */
  98         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
  99         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
 100         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
 101         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
 102         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
 103         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
 104         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
 105         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
 106
 107         /* GPIO matrix keypad */
 108         GPIO88_GPIO,    /* column 0 */
 109         GPIO23_GPIO,    /* column 1 */
 110         GPIO24_GPIO,    /* column 2 */
 111         GPIO25_GPIO,    /* column 3 */
 112         GPIO26_GPIO,    /* column 4 */
 113         GPIO27_GPIO,    /* column 5 */
 114         GPIO52_GPIO,    /* column 6 */
 115         GPIO103_GPIO,   /* column 7 */
 116         GPIO107_GPIO,   /* column 8 */
 117         GPIO108_GPIO,   /* column 9 */
 118         GPIO114_GPIO,   /* column 10 */
 119         GPIO12_GPIO,    /* row 0 */
 120         GPIO17_GPIO,    /* row 1 */
 121         GPIO91_GPIO,    /* row 2 */
 122         GPIO34_GPIO,    /* row 3 */
 123         GPIO36_GPIO,    /* row 4 */
 124         GPIO38_GPIO,    /* row 5 */
 125         GPIO39_GPIO,    /* row 6 */
 126
 127         /* I2C */
 128         GPIO117_I2C_SCL,
 129         GPIO118_I2C_SDA,
 130
 131         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,       /* SPITZ_GPIO_KEY_INT */
 132         GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,       /* SPITZ_GPIO_RESET */
 133 };
 134
 135
 136 /******************************************************************************
 137  * Scoop GPIO expander
 138  ******************************************************************************/
 139 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
 140 /* SCOOP Device #1 */
 141 static struct resource spitz_scoop_1_resources[] = {
 142         [0] = {
 143                 .start          = 0x10800000,
 144                 .end            = 0x10800fff,
 145                 .flags          = IORESOURCE_MEM,
 146         },
 147 };
 148
 149 static struct scoop_config spitz_scoop_1_setup = {
 150         .io_dir         = SPITZ_SCP_IO_DIR,
 151         .io_out         = SPITZ_SCP_IO_OUT,
 152         .suspend_clr    = SPITZ_SCP_SUS_CLR,
 153         .suspend_set    = SPITZ_SCP_SUS_SET,
 154         .gpio_base      = SPITZ_SCP_GPIO_BASE,
 155 };
 156
 157 struct platform_device spitz_scoop_1_device = {
 158         .name           = "sharp-scoop",
 159         .id             = 0,
 160         .dev            = {
 161                 .platform_data  = &spitz_scoop_1_setup,
 162         },
 163         .num_resources  = ARRAY_SIZE(spitz_scoop_1_resources),
 164         .resource       = spitz_scoop_1_resources,
 165 };
 166
 167 /* SCOOP Device #2 */
 168 static struct resource spitz_scoop_2_resources[] = {
 169         [0] = {
 170                 .start          = 0x08800040,
 171                 .end            = 0x08800fff,
 172                 .flags          = IORESOURCE_MEM,
 173         },
 174 };
 175
 176 static struct scoop_config spitz_scoop_2_setup = {
 177         .io_dir         = SPITZ_SCP2_IO_DIR,
 178         .io_out         = SPITZ_SCP2_IO_OUT,
 179         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
 180         .suspend_set    = SPITZ_SCP2_SUS_SET,
 181         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
 182 };
 183
 184 struct platform_device spitz_scoop_2_device = {
 185         .name           = "sharp-scoop",
 186         .id             = 1,
 187         .dev            = {
 188                 .platform_data  = &spitz_scoop_2_setup,
 189         },
 190         .num_resources  = ARRAY_SIZE(spitz_scoop_2_resources),
 191         .resource       = spitz_scoop_2_resources,
 192 };
 193
 194 static void __init spitz_scoop_init(void)
 195 {
 196         platform_device_register(&spitz_scoop_1_device);
 197
 198         /* Akita doesn't have the second SCOOP chip */
 199         if (!machine_is_akita())
 200                 platform_device_register(&spitz_scoop_2_device);
 201 }
 202
 203 /* Power control is shared with between one of the CF slots and SD */
 204 static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
 205 {
 206         unsigned short cpr;
 207         unsigned long flags;
 208
 209         if (new_cpr & 0x7) {
 210                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
 211                 mdelay(5);
 212         }
 213
 214         local_irq_save(flags);
 215
 216         cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
 217
 218         if (enable & new_cpr)
 219                 cpr |= new_cpr;
 220         else
 221                 cpr &= ~enable;
 222
 223         write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
 224
 225         local_irq_restore(flags);
 226
 227         if (!(cpr & 0x7)) {
 228                 mdelay(1);
 229                 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
 230         }
 231 }
 232
 233 #else
 234 static inline void spitz_scoop_init(void) {}
 235 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
 236 #endif
 237
 238 /******************************************************************************
 239  * PCMCIA
 240  ******************************************************************************/
 241 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
 242 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
 243 {
 244         /* Only need to override behaviour for slot 0 */
 245         if (nr == 0)
 246                 spitz_card_pwr_ctrl(
 247                         cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
 248         else
 249                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 250 }
 251
 252 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 253         {
 254                 .dev            = &spitz_scoop_1_device.dev,
 255                 .irq            = SPITZ_IRQ_GPIO_CF_IRQ,
 256                 .cd_irq         = SPITZ_IRQ_GPIO_CF_CD,
 257                 .cd_irq_str     = "PCMCIA0 CD",
 258         }, {
 259                 .dev            = &spitz_scoop_2_device.dev,
 260                 .irq            = SPITZ_IRQ_GPIO_CF2_IRQ,
 261                 .cd_irq         = -1,
 262         },
 263 };
 264
 265 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 266         .devs           = &spitz_pcmcia_scoop[0],
 267         .num_devs       = 2,
 268         .power_ctrl     = spitz_pcmcia_pwr,
 269 };
 270
 271 static void __init spitz_pcmcia_init(void)
 272 {
 273         /* Akita has only one PCMCIA slot used */
 274         if (machine_is_akita())
 275                 spitz_pcmcia_config.num_devs = 1;
 276
 277         platform_scoop_config = &spitz_pcmcia_config;
 278 }
 279 #else
 280 static inline void spitz_pcmcia_init(void) {}
 281 #endif
 282
 283 /******************************************************************************
 284  * GPIO keyboard
 285  ******************************************************************************/
 286 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
 287
 288 #define SPITZ_KEY_CALENDAR      KEY_F1
 289 #define SPITZ_KEY_ADDRESS       KEY_F2
 290 #define SPITZ_KEY_FN            KEY_F3
 291 #define SPITZ_KEY_CANCEL        KEY_F4
 292 #define SPITZ_KEY_EXOK          KEY_F5
 293 #define SPITZ_KEY_EXCANCEL      KEY_F6
 294 #define SPITZ_KEY_EXJOGDOWN     KEY_F7
 295 #define SPITZ_KEY_EXJOGUP       KEY_F8
 296 #define SPITZ_KEY_JAP1          KEY_LEFTALT
 297 #define SPITZ_KEY_JAP2          KEY_RIGHTCTRL
 298 #define SPITZ_KEY_SYNC          KEY_F9
 299 #define SPITZ_KEY_MAIL          KEY_F10
 300 #define SPITZ_KEY_OK            KEY_F11
 301 #define SPITZ_KEY_MENU          KEY_F12
 302
 303 static const uint32_t spitz_keymap[] = {
 304         KEY(0, 0, KEY_LEFTCTRL),
 305         KEY(0, 1, KEY_1),
 306         KEY(0, 2, KEY_3),
 307         KEY(0, 3, KEY_5),
 308         KEY(0, 4, KEY_6),
 309         KEY(0, 5, KEY_7),
 310         KEY(0, 6, KEY_9),
 311         KEY(0, 7, KEY_0),
 312         KEY(0, 8, KEY_BACKSPACE),
 313         KEY(0, 9, SPITZ_KEY_EXOK),      /* EXOK */
 314         KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
 315         KEY(1, 1, KEY_2),
 316         KEY(1, 2, KEY_4),
 317         KEY(1, 3, KEY_R),
 318         KEY(1, 4, KEY_Y),
 319         KEY(1, 5, KEY_8),
 320         KEY(1, 6, KEY_I),
 321         KEY(1, 7, KEY_O),
 322         KEY(1, 8, KEY_P),
 323         KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
 324         KEY(1, 10, SPITZ_KEY_EXJOGUP),  /* EXJOGUP */
 325         KEY(2, 0, KEY_TAB),
 326         KEY(2, 1, KEY_Q),
 327         KEY(2, 2, KEY_E),
 328         KEY(2, 3, KEY_T),
 329         KEY(2, 4, KEY_G),
 330         KEY(2, 5, KEY_U),
 331         KEY(2, 6, KEY_J),
 332         KEY(2, 7, KEY_K),
 333         KEY(3, 0, SPITZ_KEY_ADDRESS),   /* ADDRESS */
 334         KEY(3, 1, KEY_W),
 335         KEY(3, 2, KEY_S),
 336         KEY(3, 3, KEY_F),
 337         KEY(3, 4, KEY_V),
 338         KEY(3, 5, KEY_H),
 339         KEY(3, 6, KEY_M),
 340         KEY(3, 7, KEY_L),
 341         KEY(3, 9, KEY_RIGHTSHIFT),
 342         KEY(4, 0, SPITZ_KEY_CALENDAR),  /* CALENDAR */
 343         KEY(4, 1, KEY_A),
 344         KEY(4, 2, KEY_D),
 345         KEY(4, 3, KEY_C),
 346         KEY(4, 4, KEY_B),
 347         KEY(4, 5, KEY_N),
 348         KEY(4, 6, KEY_DOT),
 349         KEY(4, 8, KEY_ENTER),
 350         KEY(4, 9, KEY_LEFTSHIFT),
 351         KEY(5, 0, SPITZ_KEY_MAIL),      /* MAIL */
 352         KEY(5, 1, KEY_Z),
 353         KEY(5, 2, KEY_X),
 354         KEY(5, 3, KEY_MINUS),
 355         KEY(5, 4, KEY_SPACE),
 356         KEY(5, 5, KEY_COMMA),
 357         KEY(5, 7, KEY_UP),
 358         KEY(5, 10, SPITZ_KEY_FN),       /* FN */
 359         KEY(6, 0, KEY_SYSRQ),
 360         KEY(6, 1, SPITZ_KEY_JAP1),      /* JAP1 */
 361         KEY(6, 2, SPITZ_KEY_JAP2),      /* JAP2 */
 362         KEY(6, 3, SPITZ_KEY_CANCEL),    /* CANCEL */
 363         KEY(6, 4, SPITZ_KEY_OK),        /* OK */
 364         KEY(6, 5, SPITZ_KEY_MENU),      /* MENU */
 365         KEY(6, 6, KEY_LEFT),
 366         KEY(6, 7, KEY_DOWN),
 367         KEY(6, 8, KEY_RIGHT),
 368 };
 369
 370 static const struct matrix_keymap_data spitz_keymap_data = {
 371         .keymap         = spitz_keymap,
 372         .keymap_size    = ARRAY_SIZE(spitz_keymap),
 373 };
 374
 375 static const uint32_t spitz_row_gpios[] =
 376                 { 12, 17, 91, 34, 36, 38, 39 };
 377 static const uint32_t spitz_col_gpios[] =
 378                 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
 379
 380 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
 381         .keymap_data            = &spitz_keymap_data,
 382         .row_gpios              = spitz_row_gpios,
 383         .col_gpios              = spitz_col_gpios,
 384         .num_row_gpios          = ARRAY_SIZE(spitz_row_gpios),
 385         .num_col_gpios          = ARRAY_SIZE(spitz_col_gpios),
 386         .col_scan_delay_us      = 10,
 387         .debounce_ms            = 10,
 388         .wakeup                 = 1,
 389 };
 390
 391 static struct platform_device spitz_mkp_device = {
 392         .name           = "matrix-keypad",
 393         .id             = -1,
 394         .dev            = {
 395                 .platform_data  = &spitz_mkp_pdata,
 396         },
 397 };
 398
 399 static void __init spitz_mkp_init(void)
 400 {
 401         platform_device_register(&spitz_mkp_device);
 402 }
 403 #else
 404 static inline void spitz_mkp_init(void) {}
 405 #endif
 406
 407 /******************************************************************************
 408  * GPIO keys
 409  ******************************************************************************/
 410 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 411 static struct gpio_keys_button spitz_gpio_keys[] = {
 412         {
 413                 .type   = EV_PWR,
 414                 .code   = KEY_SUSPEND,
 415                 .gpio   = SPITZ_GPIO_ON_KEY,
 416                 .desc   = "On Off",
 417                 .wakeup = 1,
 418         },
 419         /* Two buttons detecting the lid state */
 420         {
 421                 .type   = EV_SW,
 422                 .code   = 0,
 423                 .gpio   = SPITZ_GPIO_SWA,
 424                 .desc   = "Display Down",
 425         },
 426         {
 427                 .type   = EV_SW,
 428                 .code   = 1,
 429                 .gpio   = SPITZ_GPIO_SWB,
 430                 .desc   = "Lid Closed",
 431         },
 432 };
 433
 434 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
 435         .buttons        = spitz_gpio_keys,
 436         .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
 437 };
 438
 439 static struct platform_device spitz_gpio_keys_device = {
 440         .name   = "gpio-keys",
 441         .id     = -1,
 442         .dev    = {
 443                 .platform_data  = &spitz_gpio_keys_platform_data,
 444         },
 445 };
 446
 447 static void __init spitz_keys_init(void)
 448 {
 449         platform_device_register(&spitz_gpio_keys_device);
 450 }
 451 #else
 452 static inline void spitz_keys_init(void) {}
 453 #endif
 454
 455 /******************************************************************************
 456  * LEDs
 457  ******************************************************************************/
 458 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 459 static struct gpio_led spitz_gpio_leds[] = {
 460         {
 461                 .name                   = "spitz:amber:charge",
 462                 .default_trigger        = "sharpsl-charge",
 463                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
 464         },
 465         {
 466                 .name                   = "spitz:green:hddactivity",
 467                 .default_trigger        = "disk-activity",
 468                 .gpio                   = SPITZ_GPIO_LED_GREEN,
 469         },
 470 };
 471
 472 static struct gpio_led_platform_data spitz_gpio_leds_info = {
 473         .leds           = spitz_gpio_leds,
 474         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
 475 };
 476
 477 static struct platform_device spitz_led_device = {
 478         .name           = "leds-gpio",
 479         .id             = -1,
 480         .dev            = {
 481                 .platform_data  = &spitz_gpio_leds_info,
 482         },
 483 };
 484
 485 static void __init spitz_leds_init(void)
 486 {
 487         platform_device_register(&spitz_led_device);
 488 }
 489 #else
 490 static inline void spitz_leds_init(void) {}
 491 #endif
 492
 493 /******************************************************************************
 494  * SSP Devices
 495  ******************************************************************************/
 496 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 497 static void spitz_ads7846_wait_for_hsync(void)
 498 {
 499         while (gpio_get_value(SPITZ_GPIO_HSYNC))
 500                 cpu_relax();
 501
 502         while (!gpio_get_value(SPITZ_GPIO_HSYNC))
 503                 cpu_relax();
 504 }
 505
 506 static struct ads7846_platform_data spitz_ads7846_info = {
 507         .model                  = 7846,
 508         .vref_delay_usecs       = 100,
 509         .x_plate_ohms           = 419,
 510         .y_plate_ohms           = 486,
 511         .pressure_max           = 1024,
 512         .gpio_pendown           = SPITZ_GPIO_TP_INT,
 513         .wait_for_sync          = spitz_ads7846_wait_for_hsync,
 514 };
 515
 516 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
 517         .gpio_cs                = SPITZ_GPIO_ADS7846_CS,
 518 };
 519
 520 static void spitz_bl_kick_battery(void)
 521 {
 522         void (*kick_batt)(void);
 523
 524         kick_batt = symbol_get(sharpsl_battery_kick);
 525         if (kick_batt) {
 526                 kick_batt();
 527                 symbol_put(sharpsl_battery_kick);
 528         }
 529 }
 530
 531 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
 532         .init_mode              = CORGI_LCD_MODE_VGA,
 533         .max_intensity          = 0x2f,
 534         .default_intensity      = 0x1f,
 535         .limit_mask             = 0x0b,
 536         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
 537         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
 538         .kick_battery           = spitz_bl_kick_battery,
 539 };
 540
 541 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
 542         .gpio_cs        = SPITZ_GPIO_LCDCON_CS,
 543 };
 544
 545 static struct pxa2xx_spi_chip spitz_max1111_chip = {
 546         .gpio_cs        = SPITZ_GPIO_MAX1111_CS,
 547 };
 548
 549 static struct spi_board_info spitz_spi_devices[] = {
 550         {
 551                 .modalias               = "ads7846",
 552                 .max_speed_hz           = 1200000,
 553                 .bus_num                = 2,
 554                 .chip_select            = 0,
 555                 .platform_data          = &spitz_ads7846_info,
 556                 .controller_data        = &spitz_ads7846_chip,
 557                 .irq                    = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
 558         }, {
 559                 .modalias               = "corgi-lcd",
 560                 .max_speed_hz           = 50000,
 561                 .bus_num                = 2,
 562                 .chip_select            = 1,
 563                 .platform_data          = &spitz_lcdcon_info,
 564                 .controller_data        = &spitz_lcdcon_chip,
 565         }, {
 566                 .modalias               = "max1111",
 567                 .max_speed_hz           = 450000,
 568                 .bus_num                = 2,
 569                 .chip_select            = 2,
 570                 .controller_data        = &spitz_max1111_chip,
 571         },
 572 };
 573
 574 static struct pxa2xx_spi_master spitz_spi_info = {
 575         .num_chipselect = 3,
 576 };
 577
 578 static void __init spitz_spi_init(void)
 579 {
 580         struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
 581
 582         if (machine_is_akita()) {
 583                 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
 584                 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
 585         }
 586
 587         pxa2xx_set_spi_info(2, &spitz_spi_info);
 588         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 589 }
 590 #else
 591 static inline void spitz_spi_init(void) {}
 592 #endif
 593
 594 /******************************************************************************
 595  * SD/MMC card controller
 596  ******************************************************************************/
 597 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
 598 /*
 599  * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
 600  * give the card a chance to fully insert/eject.
 601  */
 602 static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
 603 {
 604         struct pxamci_platform_data* p_d = dev->platform_data;
 605
 606         if ((1 << vdd) & p_d->ocr_mask)
 607                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
 608         else
 609                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
 610
 611         return 0;
 612 }
 613
 614 static struct pxamci_platform_data spitz_mci_platform_data = {
 615         .detect_delay_ms        = 250,
 616         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 617         .setpower               = spitz_mci_setpower,
 618         .gpio_card_detect       = SPITZ_GPIO_nSD_DETECT,
 619         .gpio_card_ro           = SPITZ_GPIO_nSD_WP,
 620         .gpio_power             = -1,
 621 };
 622
 623 static void __init spitz_mmc_init(void)
 624 {
 625         pxa_set_mci_info(&spitz_mci_platform_data);
 626 }
 627 #else
 628 static inline void spitz_mmc_init(void) {}
 629 #endif
 630
 631 /******************************************************************************
 632  * USB Host
 633  ******************************************************************************/
 634 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 635 static int spitz_ohci_init(struct device *dev)
 636 {
 637         int err;
 638
 639         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
 640         if (err)
 641                 return err;
 642
 643         /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
 644         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 645
 646         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
 647 }
 648
 649 static void spitz_ohci_exit(struct device *dev)
 650 {
 651         gpio_free(SPITZ_GPIO_USB_HOST);
 652 }
 653
 654 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 655         .port_mode      = PMM_NPS_MODE,
 656         .init           = spitz_ohci_init,
 657         .exit           = spitz_ohci_exit,
 658         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
 659         .power_budget   = 150,
 660 };
 661
 662 static void __init spitz_uhc_init(void)
 663 {
 664         pxa_set_ohci_info(&spitz_ohci_platform_data);
 665 }
 666 #else
 667 static inline void spitz_uhc_init(void) {}
 668 #endif
 669
 670 /******************************************************************************
 671  * IrDA
 672  ******************************************************************************/
 673 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
 674 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 675         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 676 };
 677
 678 static void __init spitz_irda_init(void)
 679 {
 680         if (machine_is_akita())
 681                 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
 682         else
 683                 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
 684
 685         pxa_set_ficp_info(&spitz_ficp_platform_data);
 686 }
 687 #else
 688 static inline void spitz_irda_init(void) {}
 689 #endif
 690
 691 /******************************************************************************
 692  * Framebuffer
 693  ******************************************************************************/
 694 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 695 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 696         {
 697                 .pixclock       = 19231,
 698                 .xres           = 480,
 699                 .yres           = 640,
 700                 .bpp            = 16,
 701                 .hsync_len      = 40,
 702                 .left_margin    = 46,
 703                 .right_margin   = 125,
 704                 .vsync_len      = 3,
 705                 .upper_margin   = 1,
 706                 .lower_margin   = 0,
 707                 .sync           = 0,
 708         }, {
 709                 .pixclock       = 134617,
 710                 .xres           = 240,
 711                 .yres           = 320,
 712                 .bpp            = 16,
 713                 .hsync_len      = 20,
 714                 .left_margin    = 20,
 715                 .right_margin   = 46,
 716                 .vsync_len      = 2,
 717                 .upper_margin   = 1,
 718                 .lower_margin   = 0,
 719                 .sync           = 0,
 720         },
 721 };
 722
 723 static struct pxafb_mach_info spitz_pxafb_info = {
 724         .modes          = spitz_pxafb_modes,
 725         .num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
 726         .fixed_modes    = 1,
 727         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
 728 };
 729
 730 static void __init spitz_lcd_init(void)
 731 {
 732         pxa_set_fb_info(NULL, &spitz_pxafb_info);
 733 }
 734 #else
 735 static inline void spitz_lcd_init(void) {}
 736 #endif
 737
 738 /******************************************************************************
 739  * NAND Flash
 740  ******************************************************************************/
 741 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
 742 static struct mtd_partition spitz_nand_partitions[] = {
 743         {
 744                 .name = "System Area",
 745                 .offset = 0,
 746                 .size = 7 * 1024 * 1024,
 747         }, {
 748                 .name = "Root Filesystem",
 749                 .offset = 7 * 1024 * 1024,
 750         }, {
 751                 .name = "Home Filesystem",
 752                 .offset = MTDPART_OFS_APPEND,
 753                 .size = MTDPART_SIZ_FULL,
 754         },
 755 };
 756
 757 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 758
 759 static struct nand_bbt_descr spitz_nand_bbt = {
 760         .options        = 0,
 761         .offs           = 4,
 762         .len            = 2,
 763         .pattern        = scan_ff_pattern
 764 };
 765
 766 static int akita_ooblayout_ecc(struct mtd_info *mtd, int section,
 767                                struct mtd_oob_region *oobregion)
 768 {
 769         if (section > 12)
 770                 return -ERANGE;
 771
 772         switch (section % 3) {
 773         case 0:
 774                 oobregion->offset = 5;
 775                 oobregion->length = 1;
 776                 break;
 777
 778         case 1:
 779                 oobregion->offset = 1;
 780                 oobregion->length = 3;
 781                 break;
 782
 783         case 2:
 784                 oobregion->offset = 6;
 785                 oobregion->length = 2;
 786                 break;
 787         }
 788
 789         oobregion->offset += (section / 3) * 0x10;
 790
 791         return 0;
 792 }
 793
 794 static int akita_ooblayout_free(struct mtd_info *mtd, int section,
 795                                 struct mtd_oob_region *oobregion)
 796 {
 797         if (section)
 798                 return -ERANGE;
 799
 800         oobregion->offset = 8;
 801         oobregion->length = 9;
 802
 803         return 0;
 804 }
 805
 806 static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
 807         .ecc = akita_ooblayout_ecc,
 808         .free = akita_ooblayout_free,
 809 };
 810
 811 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
 812         .badblock_pattern       = &spitz_nand_bbt,
 813         .partitions             = spitz_nand_partitions,
 814         .nr_partitions          = ARRAY_SIZE(spitz_nand_partitions),
 815 };
 816
 817 static struct resource spitz_nand_resources[] = {
 818         {
 819                 .start  = PXA_CS3_PHYS,
 820                 .end    = PXA_CS3_PHYS + SZ_4K - 1,
 821                 .flags  = IORESOURCE_MEM,
 822         },
 823 };
 824
 825 static struct platform_device spitz_nand_device = {
 826         .name           = "sharpsl-nand",
 827         .id             = -1,
 828         .resource       = spitz_nand_resources,
 829         .num_resources  = ARRAY_SIZE(spitz_nand_resources),
 830         .dev            = {
 831                 .platform_data  = &spitz_nand_pdata,
 832         }
 833 };
 834
 835 static void __init spitz_nand_init(void)
 836 {
 837         if (machine_is_spitz()) {
 838                 spitz_nand_partitions[1].size = 5 * 1024 * 1024;
 839         } else if (machine_is_akita()) {
 840                 spitz_nand_partitions[1].size = 58 * 1024 * 1024;
 841                 spitz_nand_bbt.len = 1;
 842                 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
 843         } else if (machine_is_borzoi()) {
 844                 spitz_nand_partitions[1].size = 32 * 1024 * 1024;
 845                 spitz_nand_bbt.len = 1;
 846                 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
 847         }
 848
 849         platform_device_register(&spitz_nand_device);
 850 }
 851 #else
 852 static inline void spitz_nand_init(void) {}
 853 #endif
 854
 855 /******************************************************************************
 856  * NOR Flash
 857  ******************************************************************************/
 858 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 859 static struct mtd_partition spitz_rom_parts[] = {
 860         {
 861                 .name   ="Boot PROM Filesystem",
 862                 .offset = 0x00140000,
 863                 .size   = MTDPART_SIZ_FULL,
 864         },
 865 };
 866
 867 static struct physmap_flash_data spitz_rom_data = {
 868         .width          = 2,
 869         .nr_parts       = ARRAY_SIZE(spitz_rom_parts),
 870         .parts          = spitz_rom_parts,
 871 };
 872
 873 static struct resource spitz_rom_resources[] = {
 874         {
 875                 .start  = PXA_CS0_PHYS,
 876                 .end    = PXA_CS0_PHYS + SZ_8M - 1,
 877                 .flags  = IORESOURCE_MEM,
 878         },
 879 };
 880
 881 static struct platform_device spitz_rom_device = {
 882         .name           = "physmap-flash",
 883         .id             = -1,
 884         .resource       = spitz_rom_resources,
 885         .num_resources  = ARRAY_SIZE(spitz_rom_resources),
 886         .dev            = {
 887                 .platform_data  = &spitz_rom_data,
 888         },
 889 };
 890
 891 static void __init spitz_nor_init(void)
 892 {
 893         platform_device_register(&spitz_rom_device);
 894 }
 895 #else
 896 static inline void spitz_nor_init(void) {}
 897 #endif
 898
 899 /******************************************************************************
 900  * I2C devices
 901  ******************************************************************************/
 902 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 903 static struct pca953x_platform_data akita_pca953x_pdata = {
 904         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
 905 };
 906
 907 static struct i2c_board_info spitz_i2c_devs[] = {
 908         {
 909                 .type           = "wm8750",
 910                 .addr           = 0x1b,
 911         }, {
 912                 .type           = "max7310",
 913                 .addr           = 0x18,
 914                 .platform_data  = &akita_pca953x_pdata,
 915         },
 916 };
 917
 918 static struct regulator_consumer_supply isl6271a_consumers[] = {
 919         REGULATOR_SUPPLY("vcc_core", NULL),
 920 };
 921
 922 static struct regulator_init_data isl6271a_info[] = {
 923         {
 924                 .constraints = {
 925                         .name           = "vcc_core range",
 926                         .min_uV         = 850000,
 927                         .max_uV         = 1600000,
 928                         .always_on      = 1,
 929                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 930                 },
 931         .consumer_supplies      = isl6271a_consumers,
 932         .num_consumer_supplies  = ARRAY_SIZE(isl6271a_consumers),
 933         }
 934 };
 935
 936 static struct i2c_board_info spitz_pi2c_devs[] = {
 937         {
 938                 .type           = "isl6271a",
 939                 .addr           = 0x0c,
 940                 .platform_data  = &isl6271a_info,
 941         },
 942 };
 943
 944 static void __init spitz_i2c_init(void)
 945 {
 946         int size = ARRAY_SIZE(spitz_i2c_devs);
 947
 948         /* Only Akita has the max7310 chip */
 949         if (!machine_is_akita())
 950                 size--;
 951
 952         pxa_set_i2c_info(NULL);
 953         pxa27x_set_i2c_power_info(NULL);
 954         i2c_register_board_info(0, spitz_i2c_devs, size);
 955         i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
 956 }
 957 #else
 958 static inline void spitz_i2c_init(void) {}
 959 #endif
 960
 961 /******************************************************************************
 962  * Audio devices
 963  ******************************************************************************/
 964 static inline void spitz_audio_init(void)
 965 {
 966         platform_device_register_simple("spitz-audio", -1, NULL, 0);
 967 }
 968
 969 /******************************************************************************
 970  * Machine init
 971  ******************************************************************************/
 972 static void spitz_poweroff(void)
 973 {
 974         pxa_restart(REBOOT_GPIO, NULL);
 975 }
 976
 977 static void spitz_restart(enum reboot_mode mode, const char *cmd)
 978 {
 979         uint32_t msc0 = __raw_readl(MSC0);
 980         /* Bootloader magic for a reboot */
 981         if ((msc0 & 0xffff0000) == 0x7ff00000)
 982                 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
 983
 984         spitz_poweroff();
 985 }
 986
 987 static void __init spitz_init(void)
 988 {
 989         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
 990         pm_power_off = spitz_poweroff;
 991
 992         PMCR = 0x00;
 993
 994         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 995         PCFR |= PCFR_OPDE;
 996
 997         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
 998
 999         pxa_set_ffuart_info(NULL);
1000         pxa_set_btuart_info(NULL);
1001         pxa_set_stuart_info(NULL);
1002
1003         spitz_spi_init();
1004         spitz_scoop_init();
1005         spitz_mkp_init();
1006         spitz_keys_init();
1007         spitz_leds_init();
1008         spitz_mmc_init();
1009         spitz_pcmcia_init();
1010         spitz_irda_init();
1011         spitz_uhc_init();
1012         spitz_lcd_init();
1013         spitz_nor_init();
1014         spitz_nand_init();
1015         spitz_i2c_init();
1016         spitz_audio_init();
1017
1018         regulator_has_full_constraints();
1019 }
1020
1021 static void __init spitz_fixup(struct tag *tags, char **cmdline)
1022 {
1023         sharpsl_save_param();
1024         memblock_add(0xa0000000, SZ_64M);
1025 }
1026
1027 #ifdef CONFIG_MACH_SPITZ
1028 MACHINE_START(SPITZ, "SHARP Spitz")
1029         .fixup          = spitz_fixup,
1030         .map_io         = pxa27x_map_io,
1031         .nr_irqs        = PXA_NR_IRQS,
1032         .init_irq       = pxa27x_init_irq,
1033         .handle_irq     = pxa27x_handle_irq,
1034         .init_machine   = spitz_init,
1035         .init_time      = pxa_timer_init,
1036         .restart        = spitz_restart,
1037 MACHINE_END
1038 #endif
1039
1040 #ifdef CONFIG_MACH_BORZOI
1041 MACHINE_START(BORZOI, "SHARP Borzoi")
1042         .fixup          = spitz_fixup,
1043         .map_io         = pxa27x_map_io,
1044         .nr_irqs        = PXA_NR_IRQS,
1045         .init_irq       = pxa27x_init_irq,
1046         .handle_irq     = pxa27x_handle_irq,
1047         .init_machine   = spitz_init,
1048         .init_time      = pxa_timer_init,
1049         .restart        = spitz_restart,
1050 MACHINE_END
1051 #endif
1052
1053 #ifdef CONFIG_MACH_AKITA
1054 MACHINE_START(AKITA, "SHARP Akita")
1055         .fixup          = spitz_fixup,
1056         .map_io         = pxa27x_map_io,
1057         .nr_irqs        = PXA_NR_IRQS,
1058         .init_irq       = pxa27x_init_irq,
1059         .handle_irq     = pxa27x_handle_irq,
1060         .init_machine   = spitz_init,
1061         .init_time      = pxa_timer_init,
1062         .restart        = spitz_restart,
1063 MACHINE_END
1064 #endif