arch/arm/mach-pxa/tosa.c

   1 /*
   2  *  Support for Sharp SL-C6000x PDAs
   3  *  Model: (Tosa)
   4  *
   5  *  Copyright (c) 2005 Dirk Opfer
   6  *
   7  *      Based on code written by Sharp/Lineo for 2.4 kernels
   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/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/major.h>
  19 #include <linux/fs.h>
  20 #include <linux/interrupt.h>
  21 #include <linux/delay.h>
  22 #include <linux/fb.h>
  23 #include <linux/mmc/host.h>
  24 #include <linux/mfd/tc6393xb.h>
  25 #include <linux/mfd/tmio.h>
  26 #include <linux/mtd/nand.h>
  27 #include <linux/mtd/partitions.h>
  28 #include <linux/pm.h>
  29 #include <linux/gpio_keys.h>
  30 #include <linux/input.h>
  31 #include <linux/gpio.h>
  32 #include <linux/pda_power.h>
  33 #include <linux/rfkill.h>
  34 #include <linux/spi/spi.h>
  35
  36 #include <asm/setup.h>
  37 #include <asm/mach-types.h>
  38 #include <mach/pxa2xx-regs.h>
  39 #include <mach/mfp-pxa25x.h>
  40 #include <mach/reset.h>
  41 #include <mach/irda.h>
  42 #include <mach/i2c.h>
  43 #include <mach/mmc.h>
  44 #include <mach/udc.h>
  45 #include <mach/tosa_bt.h>
  46 #include <mach/pxa2xx_spi.h>
  47
  48 #include <asm/mach/arch.h>
  49 #include <mach/tosa.h>
  50
  51 #include <asm/hardware/scoop.h>
  52 #include <asm/mach/sharpsl_param.h>
  53
  54 #include "generic.h"
  55 #include "clock.h"
  56 #include "devices.h"
  57
  58 static unsigned long tosa_pin_config[] = {
  59         GPIO78_nCS_2, /* Scoop */
  60         GPIO80_nCS_4, /* tg6393xb */
  61         GPIO33_nCS_5, /* Scoop */
  62
  63         // GPIO76 CARD_VCC_ON1
  64
  65         GPIO19_GPIO, /* Reset out */
  66         GPIO1_RST | WAKEUP_ON_EDGE_FALL,
  67
  68         GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
  69         GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
  70         GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
  71         GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
  72         GPIO20_GPIO, /* EAR_IN */
  73         GPIO22_GPIO, /* On */
  74
  75         GPIO5_GPIO, /* USB_IN */
  76         GPIO32_GPIO, /* Pen IRQ */
  77
  78         GPIO7_GPIO, /* Jacket Detect */
  79         GPIO14_GPIO, /* BAT0_CRG */
  80         GPIO12_GPIO, /* BAT1_CRG */
  81         GPIO17_GPIO, /* BAT0_LOW */
  82         GPIO84_GPIO, /* BAT1_LOW */
  83         GPIO38_GPIO, /* BAT_LOCK */
  84
  85         GPIO11_3_6MHz,
  86         GPIO15_GPIO, /* TC6393XB IRQ */
  87         GPIO18_RDY,
  88         GPIO27_GPIO, /* LCD Sync */
  89
  90         /* MMC */
  91         GPIO6_MMC_CLK,
  92         GPIO8_MMC_CS0,
  93         GPIO9_GPIO, /* Detect */
  94         GPIO10_GPIO, /* nSD_INT */
  95
  96         /* CF */
  97         GPIO13_GPIO, /* CD_IRQ */
  98         GPIO21_GPIO, /* Main Slot IRQ */
  99         GPIO36_GPIO, /* Jacket Slot IRQ */
 100         GPIO48_nPOE,
 101         GPIO49_nPWE,
 102         GPIO50_nPIOR,
 103         GPIO51_nPIOW,
 104         GPIO52_nPCE_1,
 105         GPIO53_nPCE_2,
 106         GPIO54_nPSKTSEL,
 107         GPIO55_nPREG,
 108         GPIO56_nPWAIT,
 109         GPIO57_nIOIS16,
 110
 111         /* AC97 */
 112         GPIO31_AC97_SYNC,
 113         GPIO30_AC97_SDATA_OUT,
 114         GPIO28_AC97_BITCLK,
 115         GPIO29_AC97_SDATA_IN_0,
 116         // GPIO79 nAUD_IRQ
 117
 118         /* FFUART */
 119         GPIO34_FFUART_RXD,
 120         GPIO35_FFUART_CTS,
 121         GPIO37_FFUART_DSR,
 122         GPIO39_FFUART_TXD,
 123         GPIO40_FFUART_DTR,
 124         GPIO41_FFUART_RTS,
 125
 126         /* BTUART */
 127         GPIO42_BTUART_RXD,
 128         GPIO43_BTUART_TXD,
 129         GPIO44_BTUART_CTS,
 130         GPIO45_BTUART_RTS,
 131
 132         /* Keybd */
 133         GPIO58_GPIO | MFP_LPM_DRIVE_LOW,
 134         GPIO59_GPIO | MFP_LPM_DRIVE_LOW,
 135         GPIO60_GPIO | MFP_LPM_DRIVE_LOW,
 136         GPIO61_GPIO | MFP_LPM_DRIVE_LOW,
 137         GPIO62_GPIO | MFP_LPM_DRIVE_LOW,
 138         GPIO63_GPIO | MFP_LPM_DRIVE_LOW,
 139         GPIO64_GPIO | MFP_LPM_DRIVE_LOW,
 140         GPIO65_GPIO | MFP_LPM_DRIVE_LOW,
 141         GPIO66_GPIO | MFP_LPM_DRIVE_LOW,
 142         GPIO67_GPIO | MFP_LPM_DRIVE_LOW,
 143         GPIO68_GPIO | MFP_LPM_DRIVE_LOW,
 144         GPIO69_GPIO | MFP_LPM_DRIVE_LOW,
 145         GPIO70_GPIO | MFP_LPM_DRIVE_LOW,
 146         GPIO71_GPIO | MFP_LPM_DRIVE_LOW,
 147         GPIO72_GPIO | MFP_LPM_DRIVE_LOW,
 148         GPIO73_GPIO | MFP_LPM_DRIVE_LOW,
 149         GPIO74_GPIO | MFP_LPM_DRIVE_LOW,
 150         GPIO75_GPIO | MFP_LPM_DRIVE_LOW,
 151
 152         /* SPI */
 153         GPIO81_SSP2_CLK_OUT,
 154         GPIO82_SSP2_FRM_OUT,
 155         GPIO83_SSP2_TXD,
 156
 157         /* IrDA is managed in other way */
 158         GPIO46_GPIO,
 159         GPIO47_GPIO,
 160 };
 161
 162 /*
 163  * SCOOP Device
 164  */
 165 static struct resource tosa_scoop_resources[] = {
 166         [0] = {
 167                 .start  = TOSA_CF_PHYS,
 168                 .end    = TOSA_CF_PHYS + 0xfff,
 169                 .flags  = IORESOURCE_MEM,
 170         },
 171 };
 172
 173 static struct scoop_config tosa_scoop_setup = {
 174         .io_dir         = TOSA_SCOOP_IO_DIR,
 175         .gpio_base      = TOSA_SCOOP_GPIO_BASE,
 176 };
 177
 178 static struct platform_device tosascoop_device = {
 179         .name           = "sharp-scoop",
 180         .id             = 0,
 181         .dev            = {
 182                 .platform_data  = &tosa_scoop_setup,
 183         },
 184         .num_resources  = ARRAY_SIZE(tosa_scoop_resources),
 185         .resource       = tosa_scoop_resources,
 186 };
 187
 188
 189 /*
 190  * SCOOP Device Jacket
 191  */
 192 static struct resource tosa_scoop_jc_resources[] = {
 193         [0] = {
 194                 .start          = TOSA_SCOOP_PHYS + 0x40,
 195                 .end            = TOSA_SCOOP_PHYS + 0xfff,
 196                 .flags          = IORESOURCE_MEM,
 197         },
 198 };
 199
 200 static struct scoop_config tosa_scoop_jc_setup = {
 201         .io_dir         = TOSA_SCOOP_JC_IO_DIR,
 202         .gpio_base      = TOSA_SCOOP_JC_GPIO_BASE,
 203 };
 204
 205 static struct platform_device tosascoop_jc_device = {
 206         .name           = "sharp-scoop",
 207         .id             = 1,
 208         .dev            = {
 209                 .platform_data  = &tosa_scoop_jc_setup,
 210                 .parent         = &tosascoop_device.dev,
 211         },
 212         .num_resources  = ARRAY_SIZE(tosa_scoop_jc_resources),
 213         .resource       = tosa_scoop_jc_resources,
 214 };
 215
 216 /*
 217  * PCMCIA
 218  */
 219 static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
 220 {
 221         .dev        = &tosascoop_device.dev,
 222         .irq        = TOSA_IRQ_GPIO_CF_IRQ,
 223         .cd_irq     = TOSA_IRQ_GPIO_CF_CD,
 224         .cd_irq_str = "PCMCIA0 CD",
 225 },{
 226         .dev        = &tosascoop_jc_device.dev,
 227         .irq        = TOSA_IRQ_GPIO_JC_CF_IRQ,
 228         .cd_irq     = -1,
 229 },
 230 };
 231
 232 static struct scoop_pcmcia_config tosa_pcmcia_config = {
 233         .devs         = &tosa_pcmcia_scoop[0],
 234         .num_devs     = 2,
 235 };
 236
 237 /*
 238  * USB Device Controller
 239  */
 240 static struct pxa2xx_udc_mach_info udc_info __initdata = {
 241         .gpio_pullup            = TOSA_GPIO_USB_PULLUP,
 242         .gpio_vbus              = TOSA_GPIO_USB_IN,
 243         .gpio_vbus_inverted     = 1,
 244 };
 245
 246 /*
 247  * MMC/SD Device
 248  */
 249 static struct pxamci_platform_data tosa_mci_platform_data;
 250
 251 static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
 252 {
 253         int err;
 254
 255         tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 256
 257         err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect");
 258         if (err) {
 259                 printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n");
 260                 goto err_gpio_detect;
 261         }
 262         err = gpio_direction_input(TOSA_GPIO_nSD_DETECT);
 263         if (err)
 264                 goto err_gpio_detect_dir;
 265
 266         err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int,
 267                           IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 268                                 "MMC/SD card detect", data);
 269         if (err) {
 270                 printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
 271                 goto err_irq;
 272         }
 273
 274         err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect");
 275         if (err) {
 276                 printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n");
 277                 goto err_gpio_wp;
 278         }
 279         err = gpio_direction_input(TOSA_GPIO_SD_WP);
 280         if (err)
 281                 goto err_gpio_wp_dir;
 282
 283         err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power");
 284         if (err) {
 285                 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
 286                 goto err_gpio_pwr;
 287         }
 288         err = gpio_direction_output(TOSA_GPIO_PWR_ON, 0);
 289         if (err)
 290                 goto err_gpio_pwr_dir;
 291
 292         err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
 293         if (err) {
 294                 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
 295                 goto err_gpio_int;
 296         }
 297         err = gpio_direction_input(TOSA_GPIO_nSD_INT);
 298         if (err)
 299                 goto err_gpio_int_dir;
 300
 301         return 0;
 302
 303 err_gpio_int_dir:
 304         gpio_free(TOSA_GPIO_nSD_INT);
 305 err_gpio_int:
 306 err_gpio_pwr_dir:
 307         gpio_free(TOSA_GPIO_PWR_ON);
 308 err_gpio_pwr:
 309 err_gpio_wp_dir:
 310         gpio_free(TOSA_GPIO_SD_WP);
 311 err_gpio_wp:
 312         free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
 313 err_irq:
 314 err_gpio_detect_dir:
 315         gpio_free(TOSA_GPIO_nSD_DETECT);
 316 err_gpio_detect:
 317         return err;
 318 }
 319
 320 static void tosa_mci_setpower(struct device *dev, unsigned int vdd)
 321 {
 322         struct pxamci_platform_data* p_d = dev->platform_data;
 323
 324         if (( 1 << vdd) & p_d->ocr_mask) {
 325                 gpio_set_value(TOSA_GPIO_PWR_ON, 1);
 326         } else {
 327                 gpio_set_value(TOSA_GPIO_PWR_ON, 0);
 328         }
 329 }
 330
 331 static int tosa_mci_get_ro(struct device *dev)
 332 {
 333         return gpio_get_value(TOSA_GPIO_SD_WP);
 334 }
 335
 336 static void tosa_mci_exit(struct device *dev, void *data)
 337 {
 338         gpio_free(TOSA_GPIO_nSD_INT);
 339         gpio_free(TOSA_GPIO_PWR_ON);
 340         gpio_free(TOSA_GPIO_SD_WP);
 341         free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
 342         gpio_free(TOSA_GPIO_nSD_DETECT);
 343 }
 344
 345 static struct pxamci_platform_data tosa_mci_platform_data = {
 346         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 347         .init           = tosa_mci_init,
 348         .get_ro         = tosa_mci_get_ro,
 349         .setpower       = tosa_mci_setpower,
 350         .exit           = tosa_mci_exit,
 351 };
 352
 353 /*
 354  * Irda
 355  */
 356 static void tosa_irda_transceiver_mode(struct device *dev, int mode)
 357 {
 358         if (mode & IR_OFF) {
 359                 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
 360                 pxa2xx_transceiver_mode(dev, mode);
 361                 gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
 362         } else {
 363                 pxa2xx_transceiver_mode(dev, mode);
 364                 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
 365         }
 366 }
 367
 368 static int tosa_irda_startup(struct device *dev)
 369 {
 370         int ret;
 371
 372         ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
 373         if (ret)
 374                 goto err_tx;
 375         ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
 376         if (ret)
 377                 goto err_tx_dir;
 378
 379         ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
 380         if (ret)
 381                 goto err_pwr;
 382
 383         ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
 384         if (ret)
 385                 goto err_pwr_dir;
 386
 387         tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
 388
 389         return 0;
 390
 391 err_pwr_dir:
 392         gpio_free(TOSA_GPIO_IR_POWERDWN);
 393 err_pwr:
 394 err_tx_dir:
 395         gpio_free(TOSA_GPIO_IRDA_TX);
 396 err_tx:
 397         return ret;
 398 }
 399
 400 static void tosa_irda_shutdown(struct device *dev)
 401 {
 402         tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
 403         gpio_free(TOSA_GPIO_IR_POWERDWN);
 404         gpio_free(TOSA_GPIO_IRDA_TX);
 405 }
 406
 407 static struct pxaficp_platform_data tosa_ficp_platform_data = {
 408         .transceiver_cap  = IR_SIRMODE | IR_OFF,
 409         .transceiver_mode = tosa_irda_transceiver_mode,
 410         .startup = tosa_irda_startup,
 411         .shutdown = tosa_irda_shutdown,
 412 };
 413
 414 /*
 415  * Tosa AC IN
 416  */
 417 static int tosa_power_init(struct device *dev)
 418 {
 419         int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
 420         if (ret)
 421                 goto err_gpio_req;
 422
 423         ret = gpio_direction_input(TOSA_GPIO_AC_IN);
 424         if (ret)
 425                 goto err_gpio_in;
 426
 427         return 0;
 428
 429 err_gpio_in:
 430         gpio_free(TOSA_GPIO_AC_IN);
 431 err_gpio_req:
 432         return ret;
 433 }
 434
 435 static void tosa_power_exit(struct device *dev)
 436 {
 437         gpio_free(TOSA_GPIO_AC_IN);
 438 }
 439
 440 static int tosa_power_ac_online(void)
 441 {
 442         return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
 443 }
 444
 445 static char *tosa_ac_supplied_to[] = {
 446         "main-battery",
 447         "backup-battery",
 448         "jacket-battery",
 449 };
 450
 451 static struct pda_power_pdata tosa_power_data = {
 452         .init                   = tosa_power_init,
 453         .is_ac_online           = tosa_power_ac_online,
 454         .exit                   = tosa_power_exit,
 455         .supplied_to            = tosa_ac_supplied_to,
 456         .num_supplicants        = ARRAY_SIZE(tosa_ac_supplied_to),
 457 };
 458
 459 static struct resource tosa_power_resource[] = {
 460         {
 461                 .name           = "ac",
 462                 .start          = gpio_to_irq(TOSA_GPIO_AC_IN),
 463                 .end            = gpio_to_irq(TOSA_GPIO_AC_IN),
 464                 .flags          = IORESOURCE_IRQ |
 465                                   IORESOURCE_IRQ_HIGHEDGE |
 466                                   IORESOURCE_IRQ_LOWEDGE,
 467         },
 468 };
 469
 470 static struct platform_device tosa_power_device = {
 471         .name                   = "pda-power",
 472         .id                     = -1,
 473         .dev.platform_data      = &tosa_power_data,
 474         .resource               = tosa_power_resource,
 475         .num_resources          = ARRAY_SIZE(tosa_power_resource),
 476 };
 477
 478 /*
 479  * Tosa Keyboard
 480  */
 481 static struct platform_device tosakbd_device = {
 482         .name           = "tosa-keyboard",
 483         .id             = -1,
 484 };
 485
 486 static struct gpio_keys_button tosa_gpio_keys[] = {
 487         /*
 488          * Two following keys are directly tied to "ON" button of tosa. Why?
 489          * The first one can be used as a wakeup source, the second can't;
 490          * also the first one is OR of ac_powered and on_button.
 491          */
 492         {
 493                 .type   = EV_PWR,
 494                 .code   = KEY_RESERVED,
 495                 .gpio   = TOSA_GPIO_POWERON,
 496                 .desc   = "Poweron",
 497                 .wakeup = 1,
 498                 .active_low = 1,
 499         },
 500         {
 501                 .type   = EV_PWR,
 502                 .code   = KEY_SUSPEND,
 503                 .gpio   = TOSA_GPIO_ON_KEY,
 504                 .desc   = "On key",
 505                 /*
 506                  * can't be used as wakeup
 507                  * .wakeup      = 1,
 508                  */
 509                 .active_low = 1,
 510         },
 511         {
 512                 .type   = EV_KEY,
 513                 .code   = TOSA_KEY_RECORD,
 514                 .gpio   = TOSA_GPIO_RECORD_BTN,
 515                 .desc   = "Record Button",
 516                 .wakeup = 1,
 517                 .active_low = 1,
 518         },
 519         {
 520                 .type   = EV_KEY,
 521                 .code   = TOSA_KEY_SYNC,
 522                 .gpio   = TOSA_GPIO_SYNC,
 523                 .desc   = "Sync Button",
 524                 .wakeup = 1,
 525                 .active_low = 1,
 526         },
 527         {
 528                 .type   = EV_SW,
 529                 .code   = SW_HEADPHONE_INSERT,
 530                 .gpio   = TOSA_GPIO_EAR_IN,
 531                 .desc   = "HeadPhone insert",
 532                 .active_low = 1,
 533                 .debounce_interval = 300,
 534         },
 535 };
 536
 537 static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = {
 538         .buttons        = tosa_gpio_keys,
 539         .nbuttons       = ARRAY_SIZE(tosa_gpio_keys),
 540 };
 541
 542 static struct platform_device tosa_gpio_keys_device = {
 543         .name   = "gpio-keys",
 544         .id     = -1,
 545         .dev    = {
 546                 .platform_data  = &tosa_gpio_keys_platform_data,
 547         },
 548 };
 549
 550 /*
 551  * Tosa LEDs
 552  */
 553 static struct gpio_led tosa_gpio_leds[] = {
 554         {
 555                 .name                   = "tosa:amber:charge",
 556                 .default_trigger        = "main-battery-charging",
 557                 .gpio                   = TOSA_GPIO_CHRG_ERR_LED,
 558         },
 559         {
 560                 .name                   = "tosa:green:mail",
 561                 .default_trigger        = "nand-disk",
 562                 .gpio                   = TOSA_GPIO_NOTE_LED,
 563         },
 564         {
 565                 .name                   = "tosa:dual:wlan",
 566                 .default_trigger        = "none",
 567                 .gpio                   = TOSA_GPIO_WLAN_LED,
 568         },
 569         {
 570                 .name                   = "tosa:blue:bluetooth",
 571                 .default_trigger        = "tosa-bt",
 572                 .gpio                   = TOSA_GPIO_BT_LED,
 573         },
 574 };
 575
 576 static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
 577         .leds           = tosa_gpio_leds,
 578         .num_leds       = ARRAY_SIZE(tosa_gpio_leds),
 579 };
 580
 581 static struct platform_device tosaled_device = {
 582         .name   = "leds-gpio",
 583         .id     = -1,
 584         .dev    = {
 585                 .platform_data  = &tosa_gpio_leds_platform_data,
 586         },
 587 };
 588
 589 /*
 590  * Toshiba Mobile IO Controller
 591  */
 592 static struct resource tc6393xb_resources[] = {
 593         [0] = {
 594                 .start  = TOSA_LCDC_PHYS,
 595                 .end    = TOSA_LCDC_PHYS + 0x3ffffff,
 596                 .flags  = IORESOURCE_MEM,
 597         },
 598
 599         [1] = {
 600                 .start  = TOSA_IRQ_GPIO_TC6393XB_INT,
 601                 .end    = TOSA_IRQ_GPIO_TC6393XB_INT,
 602                 .flags  = IORESOURCE_IRQ,
 603         },
 604 };
 605
 606
 607 static int tosa_tc6393xb_enable(struct platform_device *dev)
 608 {
 609         int rc;
 610
 611         rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
 612         if (rc)
 613                 goto err_req_pclr;
 614         rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
 615         if (rc)
 616                 goto err_req_suspend;
 617         rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
 618         if (rc)
 619                 goto err_req_l3v;
 620         rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
 621         if (rc)
 622                 goto err_dir_l3v;
 623         rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
 624         if (rc)
 625                 goto err_dir_suspend;
 626         rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
 627         if (rc)
 628                 goto err_dir_pclr;
 629
 630         mdelay(1);
 631
 632         gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
 633
 634         mdelay(10);
 635
 636         gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
 637         gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
 638
 639         return 0;
 640 err_dir_pclr:
 641 err_dir_suspend:
 642 err_dir_l3v:
 643         gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
 644 err_req_l3v:
 645         gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
 646 err_req_suspend:
 647         gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
 648 err_req_pclr:
 649         return rc;
 650 }
 651
 652 static int tosa_tc6393xb_disable(struct platform_device *dev)
 653 {
 654         gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
 655         gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
 656         gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
 657
 658         return 0;
 659 }
 660
 661 static int tosa_tc6393xb_resume(struct platform_device *dev)
 662 {
 663         gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
 664         mdelay(10);
 665         gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
 666         mdelay(10);
 667
 668         return 0;
 669 }
 670
 671 static int tosa_tc6393xb_suspend(struct platform_device *dev)
 672 {
 673         gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
 674         gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
 675         return 0;
 676 }
 677
 678 static struct mtd_partition tosa_nand_partition[] = {
 679         {
 680                 .name   = "smf",
 681                 .offset = 0,
 682                 .size   = 7 * 1024 * 1024,
 683         },
 684         {
 685                 .name   = "root",
 686                 .offset = MTDPART_OFS_APPEND,
 687                 .size   = 28 * 1024 * 1024,
 688         },
 689         {
 690                 .name   = "home",
 691                 .offset = MTDPART_OFS_APPEND,
 692                 .size   = MTDPART_SIZ_FULL,
 693         },
 694 };
 695
 696 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
 697
 698 static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
 699         .options        = 0,
 700         .offs           = 4,
 701         .len            = 2,
 702         .pattern        = scan_ff_pattern
 703 };
 704
 705 static struct tmio_nand_data tosa_tc6393xb_nand_config = {
 706         .num_partitions = ARRAY_SIZE(tosa_nand_partition),
 707         .partition      = tosa_nand_partition,
 708         .badblock_pattern = &tosa_tc6393xb_nand_bbt,
 709 };
 710
 711 static int tosa_tc6393xb_setup(struct platform_device *dev)
 712 {
 713         int rc;
 714
 715         rc = gpio_request(TOSA_GPIO_CARD_VCC_ON, "CARD_VCC_ON");
 716         if (rc)
 717                 goto err_req;
 718
 719         rc = gpio_direction_output(TOSA_GPIO_CARD_VCC_ON, 1);
 720         if (rc)
 721                 goto err_dir;
 722
 723         return rc;
 724
 725 err_dir:
 726         gpio_free(TOSA_GPIO_CARD_VCC_ON);
 727 err_req:
 728         return rc;
 729 }
 730
 731 static void tosa_tc6393xb_teardown(struct platform_device *dev)
 732 {
 733         gpio_free(TOSA_GPIO_CARD_VCC_ON);
 734 }
 735
 736 static struct tc6393xb_platform_data tosa_tc6393xb_data = {
 737         .scr_pll2cr     = 0x0cc1,
 738         .scr_gper       = 0x3300,
 739
 740         .irq_base       = IRQ_BOARD_START,
 741         .gpio_base      = TOSA_TC6393XB_GPIO_BASE,
 742         .setup          = tosa_tc6393xb_setup,
 743         .teardown       = tosa_tc6393xb_teardown,
 744
 745         .enable         = tosa_tc6393xb_enable,
 746         .disable        = tosa_tc6393xb_disable,
 747         .suspend        = tosa_tc6393xb_suspend,
 748         .resume         = tosa_tc6393xb_resume,
 749
 750         .nand_data      = &tosa_tc6393xb_nand_config,
 751
 752         .resume_restore = 1,
 753 };
 754
 755
 756 static struct platform_device tc6393xb_device = {
 757         .name   = "tc6393xb",
 758         .id     = -1,
 759         .dev    = {
 760                 .platform_data  = &tosa_tc6393xb_data,
 761         },
 762         .num_resources  = ARRAY_SIZE(tc6393xb_resources),
 763         .resource       = tc6393xb_resources,
 764 };
 765
 766 static struct tosa_bt_data tosa_bt_data = {
 767         .gpio_pwr       = TOSA_GPIO_BT_PWR_EN,
 768         .gpio_reset     = TOSA_GPIO_BT_RESET,
 769 };
 770
 771 static struct platform_device tosa_bt_device = {
 772         .name   = "tosa-bt",
 773         .id     = -1,
 774         .dev.platform_data = &tosa_bt_data,
 775 };
 776
 777 static struct pxa2xx_spi_master pxa_ssp_master_info = {
 778         .num_chipselect = 1,
 779 };
 780
 781 static struct spi_board_info spi_board_info[] __initdata = {
 782         {
 783                 .modalias       = "tosa-lcd",
 784                 // .platform_data
 785                 .max_speed_hz   = 28750,
 786                 .bus_num        = 2,
 787                 .chip_select    = 0,
 788                 .mode           = SPI_MODE_0,
 789         },
 790 };
 791
 792 static struct platform_device *devices[] __initdata = {
 793         &tosascoop_device,
 794         &tosascoop_jc_device,
 795         &tc6393xb_device,
 796         &tosa_power_device,
 797         &tosakbd_device,
 798         &tosa_gpio_keys_device,
 799         &tosaled_device,
 800         &tosa_bt_device,
 801 };
 802
 803 static void tosa_poweroff(void)
 804 {
 805         arm_machine_restart('g');
 806 }
 807
 808 static void tosa_restart(char mode)
 809 {
 810         /* Bootloader magic for a reboot */
 811         if((MSC0 & 0xffff0000) == 0x7ff00000)
 812                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 813
 814         tosa_poweroff();
 815 }
 816
 817 static void __init tosa_init(void)
 818 {
 819         int dummy;
 820
 821         pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
 822         gpio_set_wake(MFP_PIN_GPIO1, 1);
 823         /* We can't pass to gpio-keys since it will drop the Reset altfunc */
 824
 825         init_gpio_reset(TOSA_GPIO_ON_RESET, 0);
 826
 827         pm_power_off = tosa_poweroff;
 828         arm_pm_restart = tosa_restart;
 829
 830         PCFR |= PCFR_OPDE;
 831
 832         /* enable batt_fault */
 833         PMCR = 0x01;
 834
 835         dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
 836         dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
 837         dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
 838
 839         pxa_set_mci_info(&tosa_mci_platform_data);
 840         pxa_set_udc_info(&udc_info);
 841         pxa_set_ficp_info(&tosa_ficp_platform_data);
 842         pxa_set_i2c_info(NULL);
 843         platform_scoop_config = &tosa_pcmcia_config;
 844
 845         pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
 846         spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
 847
 848         clk_add_alias("CLK_CK3P6MI", &tc6393xb_device.dev, "GPIO11_CLK", NULL);
 849
 850         platform_add_devices(devices, ARRAY_SIZE(devices));
 851 }
 852
 853 static void __init fixup_tosa(struct machine_desc *desc,
 854                 struct tag *tags, char **cmdline, struct meminfo *mi)
 855 {
 856         sharpsl_save_param();
 857         mi->nr_banks=1;
 858         mi->bank[0].start = 0xa0000000;
 859         mi->bank[0].node = 0;
 860         mi->bank[0].size = (64*1024*1024);
 861 }
 862
 863 MACHINE_START(TOSA, "SHARP Tosa")
 864         .phys_io        = 0x40000000,
 865         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 866         .fixup          = fixup_tosa,
 867         .map_io         = pxa_map_io,
 868         .init_irq       = pxa25x_init_irq,
 869         .init_machine   = tosa_init,
 870         .timer          = &pxa_timer,
 871 MACHINE_END