arch/arm/mach-pxa/magician.c

   1 /*
   2  * Support for HTC Magician PDA phones:
   3  * i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110
   4  * and T-Mobile MDA Compact.
   5  *
   6  * Copyright (c) 2006-2007 Philipp Zabel
   7  *
   8  * Based on hx4700.c, spitz.c and others.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  *
  14  */
  15
  16 #include <linux/kernel.h>
  17 #include <linux/init.h>
  18 #include <linux/platform_device.h>
  19 #include <linux/delay.h>
  20 #include <linux/gpio.h>
  21 #include <linux/gpio_keys.h>
  22 #include <linux/input.h>
  23 #include <linux/mfd/htc-egpio.h>
  24 #include <linux/mfd/htc-pasic3.h>
  25 #include <linux/mtd/physmap.h>
  26 #include <linux/pda_power.h>
  27 #include <linux/pwm_backlight.h>
  28
  29 #include <mach/hardware.h>
  30 #include <asm/mach-types.h>
  31 #include <asm/mach/arch.h>
  32 #include <mach/magician.h>
  33 #include <mach/mfp-pxa27x.h>
  34 #include <mach/pxa-regs.h>
  35 #include <mach/pxa2xx-regs.h>
  36 #include <mach/pxafb.h>
  37 #include <mach/i2c.h>
  38 #include <mach/mmc.h>
  39 #include <mach/irda.h>
  40 #include <mach/ohci.h>
  41
  42 #include "devices.h"
  43 #include "generic.h"
  44
  45 static unsigned long magician_pin_config[] __initdata = {
  46
  47         /* SDRAM and Static Memory I/O Signals */
  48         GPIO20_nSDCS_2,
  49         GPIO21_nSDCS_3,
  50         GPIO15_nCS_1,
  51         GPIO78_nCS_2,   /* PASIC3 */
  52         GPIO79_nCS_3,   /* EGPIO CPLD */
  53         GPIO80_nCS_4,
  54         GPIO33_nCS_5,
  55
  56         /* I2C */
  57         GPIO117_I2C_SCL,
  58         GPIO118_I2C_SDA,
  59
  60         /* PWM 0 */
  61         GPIO16_PWM0_OUT,
  62
  63         /* I2S */
  64         GPIO28_I2S_BITCLK_OUT,
  65         GPIO29_I2S_SDATA_IN,
  66         GPIO31_I2S_SYNC,
  67         GPIO113_I2S_SYSCLK,
  68
  69         /* SSP 1 */
  70         GPIO23_SSP1_SCLK,
  71         GPIO24_SSP1_SFRM,
  72         GPIO25_SSP1_TXD,
  73
  74         /* SSP 2 */
  75         GPIO19_SSP2_SCLK,
  76         GPIO14_SSP2_SFRM,
  77         GPIO89_SSP2_TXD,
  78         GPIO88_SSP2_RXD,
  79
  80         /* MMC */
  81         GPIO32_MMC_CLK,
  82         GPIO92_MMC_DAT_0,
  83         GPIO109_MMC_DAT_1,
  84         GPIO110_MMC_DAT_2,
  85         GPIO111_MMC_DAT_3,
  86         GPIO112_MMC_CMD,
  87
  88         /* LCD */
  89         GPIO58_LCD_LDD_0,
  90         GPIO59_LCD_LDD_1,
  91         GPIO60_LCD_LDD_2,
  92         GPIO61_LCD_LDD_3,
  93         GPIO62_LCD_LDD_4,
  94         GPIO63_LCD_LDD_5,
  95         GPIO64_LCD_LDD_6,
  96         GPIO65_LCD_LDD_7,
  97         GPIO66_LCD_LDD_8,
  98         GPIO67_LCD_LDD_9,
  99         GPIO68_LCD_LDD_10,
 100         GPIO69_LCD_LDD_11,
 101         GPIO70_LCD_LDD_12,
 102         GPIO71_LCD_LDD_13,
 103         GPIO72_LCD_LDD_14,
 104         GPIO73_LCD_LDD_15,
 105         GPIO74_LCD_FCLK,
 106         GPIO75_LCD_LCLK,
 107         GPIO76_LCD_PCLK,
 108         GPIO77_LCD_BIAS,
 109
 110         /* QCI */
 111         GPIO12_CIF_DD_7,
 112         GPIO17_CIF_DD_6,
 113         GPIO50_CIF_DD_3,
 114         GPIO51_CIF_DD_2,
 115         GPIO52_CIF_DD_4,
 116         GPIO53_CIF_MCLK,
 117         GPIO54_CIF_PCLK,
 118         GPIO55_CIF_DD_1,
 119         GPIO81_CIF_DD_0,
 120         GPIO82_CIF_DD_5,
 121         GPIO84_CIF_FV,
 122         GPIO85_CIF_LV,
 123
 124         /* Magician specific input GPIOs */
 125         GPIO9_GPIO,     /* unknown */
 126         GPIO10_GPIO,    /* GSM_IRQ */
 127         GPIO13_GPIO,    /* CPLD_IRQ */
 128         GPIO107_GPIO,   /* DS1WM_IRQ */
 129         GPIO108_GPIO,   /* GSM_READY */
 130         GPIO115_GPIO,   /* nPEN_IRQ */
 131
 132         /* I2C */
 133         GPIO117_I2C_SCL,
 134         GPIO118_I2C_SDA,
 135 };
 136
 137 /*
 138  * IRDA
 139  */
 140
 141 static void magician_irda_transceiver_mode(struct device *dev, int mode)
 142 {
 143         gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
 144         pxa2xx_transceiver_mode(dev, mode);
 145 }
 146
 147 static struct pxaficp_platform_data magician_ficp_info = {
 148         .transceiver_cap  = IR_SIRMODE | IR_OFF,
 149         .transceiver_mode = magician_irda_transceiver_mode,
 150 };
 151
 152 /*
 153  * GPIO Keys
 154  */
 155
 156 static struct gpio_keys_button magician_button_table[] = {
 157         {KEY_POWER,      GPIO0_MAGICIAN_KEY_POWER,      0, "Power button"},
 158         {KEY_ESC,        GPIO37_MAGICIAN_KEY_HANGUP,    0, "Hangup button"},
 159         {KEY_F10,        GPIO38_MAGICIAN_KEY_CONTACTS,  0, "Contacts button"},
 160         {KEY_CALENDAR,   GPIO90_MAGICIAN_KEY_CALENDAR,  0, "Calendar button"},
 161         {KEY_CAMERA,     GPIO91_MAGICIAN_KEY_CAMERA,    0, "Camera button"},
 162         {KEY_UP,         GPIO93_MAGICIAN_KEY_UP,        0, "Up button"},
 163         {KEY_DOWN,       GPIO94_MAGICIAN_KEY_DOWN,      0, "Down button"},
 164         {KEY_LEFT,       GPIO95_MAGICIAN_KEY_LEFT,      0, "Left button"},
 165         {KEY_RIGHT,      GPIO96_MAGICIAN_KEY_RIGHT,     0, "Right button"},
 166         {KEY_KPENTER,    GPIO97_MAGICIAN_KEY_ENTER,     0, "Action button"},
 167         {KEY_RECORD,     GPIO98_MAGICIAN_KEY_RECORD,    0, "Record button"},
 168         {KEY_VOLUMEUP,   GPIO100_MAGICIAN_KEY_VOL_UP,   0, "Volume up"},
 169         {KEY_VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, 0, "Volume down"},
 170         {KEY_PHONE,      GPIO102_MAGICIAN_KEY_PHONE,    0, "Phone button"},
 171         {KEY_PLAY,       GPIO99_MAGICIAN_HEADPHONE_IN,  0, "Headset button"},
 172 };
 173
 174 static struct gpio_keys_platform_data gpio_keys_data = {
 175         .buttons  = magician_button_table,
 176         .nbuttons = ARRAY_SIZE(magician_button_table),
 177 };
 178
 179 static struct platform_device gpio_keys = {
 180         .name = "gpio-keys",
 181         .dev  = {
 182                 .platform_data = &gpio_keys_data,
 183         },
 184         .id   = -1,
 185 };
 186
 187
 188 /*
 189  * EGPIO (Xilinx CPLD)
 190  *
 191  * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
 192  */
 193
 194 static struct resource egpio_resources[] = {
 195         [0] = {
 196                 .start = PXA_CS3_PHYS,
 197                 .end   = PXA_CS3_PHYS + 0x20,
 198                 .flags = IORESOURCE_MEM,
 199         },
 200         [1] = {
 201                 .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
 202                 .end   = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
 203                 .flags = IORESOURCE_IRQ,
 204         },
 205 };
 206
 207 static struct htc_egpio_chip egpio_chips[] = {
 208         [0] = {
 209                 .reg_start = 0,
 210                 .gpio_base = MAGICIAN_EGPIO(0, 0),
 211                 .num_gpios = 24,
 212                 .direction = HTC_EGPIO_OUTPUT,
 213                 .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
 214         },
 215         [1] = {
 216                 .reg_start = 4,
 217                 .gpio_base = MAGICIAN_EGPIO(4, 0),
 218                 .num_gpios = 24,
 219                 .direction = HTC_EGPIO_INPUT,
 220         },
 221 };
 222
 223 static struct htc_egpio_platform_data egpio_info = {
 224         .reg_width    = 8,
 225         .bus_width    = 32,
 226         .irq_base     = IRQ_BOARD_START,
 227         .num_irqs     = 4,
 228         .ack_register = 3,
 229         .chip         = egpio_chips,
 230         .num_chips    = ARRAY_SIZE(egpio_chips),
 231 };
 232
 233 static struct platform_device egpio = {
 234         .name          = "htc-egpio",
 235         .id            = -1,
 236         .resource      = egpio_resources,
 237         .num_resources = ARRAY_SIZE(egpio_resources),
 238         .dev = {
 239                 .platform_data = &egpio_info,
 240         },
 241 };
 242
 243 /*
 244  * LCD - Toppoly TD028STEB1 or Samsung LTP280QV
 245  */
 246
 247 static struct pxafb_mode_info toppoly_modes[] = {
 248         {
 249                 .pixclock     = 96153,
 250                 .bpp          = 16,
 251                 .xres         = 240,
 252                 .yres         = 320,
 253                 .hsync_len    = 11,
 254                 .vsync_len    = 3,
 255                 .left_margin  = 19,
 256                 .upper_margin = 2,
 257                 .right_margin = 10,
 258                 .lower_margin = 2,
 259                 .sync         = 0,
 260         },
 261 };
 262
 263 static struct pxafb_mode_info samsung_modes[] = {
 264         {
 265                 .pixclock     = 96153,
 266                 .bpp          = 16,
 267                 .xres         = 240,
 268                 .yres         = 320,
 269                 .hsync_len    = 8,
 270                 .vsync_len    = 4,
 271                 .left_margin  = 9,
 272                 .upper_margin = 4,
 273                 .right_margin = 9,
 274                 .lower_margin = 4,
 275                 .sync         = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
 276         },
 277 };
 278
 279 static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
 280 {
 281         pr_debug("Toppoly LCD power\n");
 282
 283         if (on) {
 284                 pr_debug("on\n");
 285                 gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
 286                 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
 287                 udelay(2000);
 288                 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
 289                 udelay(2000);
 290                 /* FIXME: enable LCDC here */
 291                 udelay(2000);
 292                 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
 293                 udelay(2000);
 294                 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
 295         } else {
 296                 pr_debug("off\n");
 297                 msleep(15);
 298                 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
 299                 udelay(500);
 300                 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
 301                 udelay(1000);
 302                 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
 303                 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
 304         }
 305 }
 306
 307 static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
 308 {
 309         pr_debug("Samsung LCD power\n");
 310
 311         if (on) {
 312                 pr_debug("on\n");
 313                 if (system_rev < 3)
 314                         gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
 315                 else
 316                         gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
 317                 mdelay(10);
 318                 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
 319                 mdelay(10);
 320                 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
 321                 mdelay(30);
 322                 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
 323                 mdelay(10);
 324         } else {
 325                 pr_debug("off\n");
 326                 mdelay(10);
 327                 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
 328                 mdelay(30);
 329                 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
 330                 mdelay(10);
 331                 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
 332                 mdelay(10);
 333                 if (system_rev < 3)
 334                         gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
 335                 else
 336                         gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
 337         }
 338 }
 339
 340 static struct pxafb_mach_info toppoly_info = {
 341         .modes           = toppoly_modes,
 342         .num_modes       = 1,
 343         .fixed_modes     = 1,
 344         .lcd_conn       = LCD_COLOR_TFT_16BPP,
 345         .pxafb_lcd_power = toppoly_lcd_power,
 346 };
 347
 348 static struct pxafb_mach_info samsung_info = {
 349         .modes           = samsung_modes,
 350         .num_modes       = 1,
 351         .fixed_modes     = 1,
 352         .lcd_conn        = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL |\
 353                            LCD_ALTERNATE_MAPPING,
 354         .pxafb_lcd_power = samsung_lcd_power,
 355 };
 356
 357 /*
 358  * Backlight
 359  */
 360
 361 static int magician_backlight_init(struct device *dev)
 362 {
 363         int ret;
 364
 365         ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
 366         if (ret)
 367                 goto err;
 368         ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
 369         if (ret)
 370                 goto err2;
 371         return 0;
 372
 373 err2:
 374         gpio_free(EGPIO_MAGICIAN_BL_POWER);
 375 err:
 376         return ret;
 377 }
 378
 379 static int magician_backlight_notify(int brightness)
 380 {
 381         gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
 382         if (brightness >= 200) {
 383                 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
 384                 return brightness - 72;
 385         } else {
 386                 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
 387                 return brightness;
 388         }
 389 }
 390
 391 static void magician_backlight_exit(struct device *dev)
 392 {
 393         gpio_free(EGPIO_MAGICIAN_BL_POWER);
 394         gpio_free(EGPIO_MAGICIAN_BL_POWER2);
 395 }
 396
 397 static struct platform_pwm_backlight_data backlight_data = {
 398         .pwm_id         = 0,
 399         .max_brightness = 272,
 400         .dft_brightness = 100,
 401         .pwm_period_ns  = 30923,
 402         .init           = magician_backlight_init,
 403         .notify         = magician_backlight_notify,
 404         .exit           = magician_backlight_exit,
 405 };
 406
 407 static struct platform_device backlight = {
 408         .name = "pwm-backlight",
 409         .id   = -1,
 410         .dev  = {
 411                 .parent        = &pxa27x_device_pwm0.dev,
 412                 .platform_data = &backlight_data,
 413         },
 414 };
 415
 416 /*
 417  * LEDs
 418  */
 419
 420 static struct gpio_led gpio_leds[] = {
 421         {
 422                 .name = "magician::vibra",
 423                 .default_trigger = "none",
 424                 .gpio = GPIO22_MAGICIAN_VIBRA_EN,
 425         },
 426         {
 427                 .name = "magician::phone_bl",
 428                 .default_trigger = "none",
 429                 .gpio = GPIO103_MAGICIAN_LED_KP,
 430         },
 431 };
 432
 433 static struct gpio_led_platform_data gpio_led_info = {
 434         .leds = gpio_leds,
 435         .num_leds = ARRAY_SIZE(gpio_leds),
 436 };
 437
 438 static struct platform_device leds_gpio = {
 439         .name = "leds-gpio",
 440         .id   = -1,
 441         .dev  = {
 442                 .platform_data = &gpio_led_info,
 443         },
 444 };
 445
 446 static struct pasic3_led pasic3_leds[] = {
 447         {
 448                 .led = {
 449                         .name            = "magician:red",
 450                         .default_trigger = "ds2760-battery.0-charging",
 451                 },
 452                 .hw_num = 0,
 453                 .bit2   = PASIC3_BIT2_LED0,
 454                 .mask   = PASIC3_MASK_LED0,
 455         },
 456         {
 457                 .led = {
 458                         .name            = "magician:green",
 459                         .default_trigger = "ds2760-battery.0-charging-or-full",
 460                 },
 461                 .hw_num = 1,
 462                 .bit2   = PASIC3_BIT2_LED1,
 463                 .mask   = PASIC3_MASK_LED1,
 464         },
 465         {
 466                 .led = {
 467                         .name            = "magician:blue",
 468                         .default_trigger = "bluetooth",
 469                 },
 470                 .hw_num = 2,
 471                 .bit2   = PASIC3_BIT2_LED2,
 472                 .mask   = PASIC3_MASK_LED2,
 473         },
 474 };
 475
 476 static struct platform_device pasic3;
 477
 478 static struct pasic3_leds_machinfo pasic3_leds_info = {
 479         .num_leds   = ARRAY_SIZE(pasic3_leds),
 480         .power_gpio = EGPIO_MAGICIAN_LED_POWER,
 481         .leds       = pasic3_leds,
 482 };
 483
 484 /*
 485  * PASIC3 with DS1WM
 486  */
 487
 488 static struct resource pasic3_resources[] = {
 489         [0] = {
 490                 .start  = PXA_CS2_PHYS,
 491                 .end    = PXA_CS2_PHYS + 0x1b,
 492                 .flags  = IORESOURCE_MEM,
 493         },
 494         /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
 495         [1] = {
 496                 .start  = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
 497                 .end    = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
 498                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 499         }
 500 };
 501
 502 static struct pasic3_platform_data pasic3_platform_data = {
 503         .bus_shift  = 2,
 504         .led_pdata  = &pasic3_leds_info,
 505         .clock_rate = 4000000,
 506 };
 507
 508 static struct platform_device pasic3 = {
 509         .name           = "pasic3",
 510         .id             = -1,
 511         .num_resources  = ARRAY_SIZE(pasic3_resources),
 512         .resource       = pasic3_resources,
 513         .dev = {
 514                 .platform_data = &pasic3_platform_data,
 515         },
 516 };
 517
 518 /*
 519  * External power
 520  */
 521
 522 static int power_supply_init(struct device *dev)
 523 {
 524         int ret;
 525
 526         ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
 527         if (ret)
 528                 goto err_cs_ac;
 529         ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_USB, "CABLE_STATE_USB");
 530         if (ret)
 531                 goto err_cs_usb;
 532         ret = gpio_request(EGPIO_MAGICIAN_CHARGE_EN, "CHARGE_EN");
 533         if (ret)
 534                 goto err_chg_en;
 535         ret = gpio_request(GPIO30_MAGICIAN_nCHARGE_EN, "nCHARGE_EN");
 536         if (!ret)
 537                 ret = gpio_direction_output(GPIO30_MAGICIAN_nCHARGE_EN, 0);
 538         if (ret)
 539                 goto err_nchg_en;
 540
 541         return 0;
 542
 543 err_nchg_en:
 544         gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
 545 err_chg_en:
 546         gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
 547 err_cs_usb:
 548         gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
 549 err_cs_ac:
 550         return ret;
 551 }
 552
 553 static int magician_is_ac_online(void)
 554 {
 555         return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
 556 }
 557
 558 static int magician_is_usb_online(void)
 559 {
 560         return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB);
 561 }
 562
 563 static void magician_set_charge(int flags)
 564 {
 565         gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags);
 566         gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags);
 567 }
 568
 569 static void power_supply_exit(struct device *dev)
 570 {
 571         gpio_free(GPIO30_MAGICIAN_nCHARGE_EN);
 572         gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
 573         gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
 574         gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
 575 }
 576
 577 static char *magician_supplicants[] = {
 578         "ds2760-battery.0", "backup-battery"
 579 };
 580
 581 static struct pda_power_pdata power_supply_info = {
 582         .init            = power_supply_init,
 583         .is_ac_online    = magician_is_ac_online,
 584         .is_usb_online   = magician_is_usb_online,
 585         .set_charge      = magician_set_charge,
 586         .exit            = power_supply_exit,
 587         .supplied_to     = magician_supplicants,
 588         .num_supplicants = ARRAY_SIZE(magician_supplicants),
 589 };
 590
 591 static struct resource power_supply_resources[] = {
 592         [0] = {
 593                 .name  = "ac",
 594                 .flags = IORESOURCE_IRQ,
 595                 .start = IRQ_MAGICIAN_AC,
 596                 .end   = IRQ_MAGICIAN_AC,
 597         },
 598         [1] = {
 599                 .name  = "usb",
 600                 .flags = IORESOURCE_IRQ,
 601                 .start = IRQ_MAGICIAN_AC,
 602                 .end   = IRQ_MAGICIAN_AC,
 603         },
 604 };
 605
 606 static struct platform_device power_supply = {
 607         .name = "pda-power",
 608         .id   = -1,
 609         .dev  = {
 610                 .platform_data = &power_supply_info,
 611         },
 612         .resource      = power_supply_resources,
 613         .num_resources = ARRAY_SIZE(power_supply_resources),
 614 };
 615
 616
 617 /*
 618  * MMC/SD
 619  */
 620
 621 static int magician_mci_init(struct device *dev,
 622                                 irq_handler_t detect_irq, void *data)
 623 {
 624         int err;
 625
 626         err = request_irq(IRQ_MAGICIAN_SD, detect_irq,
 627                                 IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
 628                                 "MMC card detect", data);
 629         if (err)
 630                 goto err_request_irq;
 631         err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER");
 632         if (err)
 633                 goto err_request_power;
 634         err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY");
 635         if (err)
 636                 goto err_request_readonly;
 637
 638         return 0;
 639
 640 err_request_readonly:
 641         gpio_free(EGPIO_MAGICIAN_SD_POWER);
 642 err_request_power:
 643         free_irq(IRQ_MAGICIAN_SD, data);
 644 err_request_irq:
 645         return err;
 646 }
 647
 648 static void magician_mci_setpower(struct device *dev, unsigned int vdd)
 649 {
 650         struct pxamci_platform_data *pdata = dev->platform_data;
 651
 652         gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
 653 }
 654
 655 static int magician_mci_get_ro(struct device *dev)
 656 {
 657         return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
 658 }
 659
 660 static void magician_mci_exit(struct device *dev, void *data)
 661 {
 662         gpio_free(EGPIO_MAGICIAN_nSD_READONLY);
 663         gpio_free(EGPIO_MAGICIAN_SD_POWER);
 664         free_irq(IRQ_MAGICIAN_SD, data);
 665 }
 666
 667 static struct pxamci_platform_data magician_mci_info = {
 668         .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
 669         .init     = magician_mci_init,
 670         .get_ro   = magician_mci_get_ro,
 671         .setpower = magician_mci_setpower,
 672         .exit     = magician_mci_exit,
 673 };
 674
 675
 676 /*
 677  * USB OHCI
 678  */
 679
 680 static struct pxaohci_platform_data magician_ohci_info = {
 681         .port_mode      = PMM_PERPORT_MODE,
 682         .flags          = ENABLE_PORT1 | ENABLE_PORT3 | POWER_CONTROL_LOW,
 683         .power_budget   = 0,
 684 };
 685
 686
 687 /*
 688  * StrataFlash
 689  */
 690
 691 static void magician_set_vpp(struct map_info *map, int vpp)
 692 {
 693         gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
 694 }
 695
 696 #define PXA_CS_SIZE             0x04000000
 697
 698 static struct resource strataflash_resource = {
 699         .start = PXA_CS0_PHYS,
 700         .end   = PXA_CS0_PHYS + PXA_CS_SIZE - 1,
 701         .flags = IORESOURCE_MEM,
 702 };
 703
 704 static struct physmap_flash_data strataflash_data = {
 705         .width = 4,
 706         .set_vpp = magician_set_vpp,
 707 };
 708
 709 static struct platform_device strataflash = {
 710         .name          = "physmap-flash",
 711         .id            = -1,
 712         .resource      = &strataflash_resource,
 713         .num_resources = 1,
 714         .dev = {
 715                 .platform_data = &strataflash_data,
 716         },
 717 };
 718
 719 /*
 720  * Platform devices
 721  */
 722
 723 static struct platform_device *devices[] __initdata = {
 724         &gpio_keys,
 725         &egpio,
 726         &backlight,
 727         &pasic3,
 728         &power_supply,
 729         &strataflash,
 730         &leds_gpio,
 731 };
 732
 733 static void __init magician_init(void)
 734 {
 735         void __iomem *cpld;
 736         int lcd_select;
 737         int err;
 738
 739         gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ");
 740         gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ");
 741
 742         pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
 743
 744         platform_add_devices(devices, ARRAY_SIZE(devices));
 745
 746         err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN");
 747         if (!err) {
 748                 gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1);
 749                 pxa_set_ficp_info(&magician_ficp_info);
 750         }
 751         pxa_set_i2c_info(NULL);
 752         pxa_set_mci_info(&magician_mci_info);
 753         pxa_set_ohci_info(&magician_ohci_info);
 754
 755         /* Check LCD type we have */
 756         cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
 757         if (cpld) {
 758                 u8 board_id = __raw_readb(cpld+0x14);
 759                 iounmap(cpld);
 760                 system_rev = board_id & 0x7;
 761                 lcd_select = board_id & 0x8;
 762                 pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
 763                 if (lcd_select && (system_rev < 3)) {
 764                         gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER");
 765                         gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
 766                 }
 767                 gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1");
 768                 gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2");
 769                 gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3");
 770                 gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
 771                 gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
 772                 gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
 773                 set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
 774         } else
 775                 pr_err("LCD detection: CPLD mapping failed\n");
 776 }
 777
 778
 779 MACHINE_START(MAGICIAN, "HTC Magician")
 780         .phys_io = 0x40000000,
 781         .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
 782         .boot_params = 0xa0000100,
 783         .map_io = pxa_map_io,
 784         .init_irq = pxa27x_init_irq,
 785         .init_machine = magician_init,
 786         .timer = &pxa_timer,
 787 MACHINE_END