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-pasic3.h>
  24 #include <linux/mtd/physmap.h>
  25 #include <linux/pda_power.h>
  26 #include <linux/platform_data/gpio-htc-egpio.h>
  27 #include <linux/pwm.h>
  28 #include <linux/pwm_backlight.h>
  29 #include <linux/regulator/driver.h>
  30 #include <linux/regulator/fixed.h>
  31 #include <linux/regulator/gpio-regulator.h>
  32 #include <linux/regulator/machine.h>
  33 #include <linux/usb/gpio_vbus.h>
  34 #include <linux/i2c/pxa-i2c.h>
  35
  36 #include <mach/hardware.h>
  37 #include <asm/mach-types.h>
  38 #include <asm/mach/arch.h>
  39 #include <asm/system_info.h>
  40
  41 #include "pxa27x.h"
  42 #include <mach/magician.h>
  43 #include <linux/platform_data/video-pxafb.h>
  44 #include <linux/platform_data/mmc-pxamci.h>
  45 #include <linux/platform_data/irda-pxaficp.h>
  46 #include <linux/platform_data/usb-ohci-pxa27x.h>
  47
  48 #include <linux/regulator/max1586.h>
  49
  50 #include <linux/platform_data/pxa2xx_udc.h>
  51
  52 #include "udc.h"
  53 #include "pxa27x-udc.h"
  54 #include "devices.h"
  55 #include "generic.h"
  56
  57 static unsigned long magician_pin_config[] __initdata = {
  58
  59         /* SDRAM and Static Memory I/O Signals */
  60         GPIO20_nSDCS_2,
  61         GPIO21_nSDCS_3,
  62         GPIO15_nCS_1,
  63         GPIO78_nCS_2,   /* PASIC3 */
  64         GPIO79_nCS_3,   /* EGPIO CPLD */
  65         GPIO80_nCS_4,
  66         GPIO33_nCS_5,
  67
  68         /* I2C UDA1380 + OV9640 */
  69         GPIO117_I2C_SCL,
  70         GPIO118_I2C_SDA,
  71
  72         /* PWM 0 - LCD backlight */
  73         GPIO16_PWM0_OUT,
  74
  75         /* I2S UDA1380 capture */
  76         GPIO28_I2S_BITCLK_OUT,
  77         GPIO29_I2S_SDATA_IN,
  78         GPIO31_I2S_SYNC,
  79         GPIO113_I2S_SYSCLK,
  80
  81         /* SSP 1 UDA1380 playback */
  82         GPIO23_SSP1_SCLK,
  83         GPIO24_SSP1_SFRM,
  84         GPIO25_SSP1_TXD,
  85
  86         /* SSP 2 TSC2046 touchscreen */
  87         GPIO19_SSP2_SCLK,
  88         GPIO14_SSP2_SFRM,
  89         GPIO89_SSP2_TXD,
  90         GPIO88_SSP2_RXD,
  91
  92         /* MMC/SD/SDHC slot */
  93         GPIO32_MMC_CLK,
  94         GPIO92_MMC_DAT_0,
  95         GPIO109_MMC_DAT_1,
  96         GPIO110_MMC_DAT_2,
  97         GPIO111_MMC_DAT_3,
  98         GPIO112_MMC_CMD,
  99
 100         /* LCD */
 101         GPIOxx_LCD_TFT_16BPP,
 102
 103         /* QCI camera interface */
 104         GPIO12_CIF_DD_7,
 105         GPIO17_CIF_DD_6,
 106         GPIO50_CIF_DD_3,
 107         GPIO51_CIF_DD_2,
 108         GPIO52_CIF_DD_4,
 109         GPIO53_CIF_MCLK,
 110         GPIO54_CIF_PCLK,
 111         GPIO55_CIF_DD_1,
 112         GPIO81_CIF_DD_0,
 113         GPIO82_CIF_DD_5,
 114         GPIO84_CIF_FV,
 115         GPIO85_CIF_LV,
 116
 117         /* Magician specific input GPIOs */
 118         GPIO9_GPIO,     /* unknown */
 119         GPIO10_GPIO,    /* GSM_IRQ */
 120         GPIO13_GPIO,    /* CPLD_IRQ */
 121         GPIO107_GPIO,   /* DS1WM_IRQ */
 122         GPIO108_GPIO,   /* GSM_READY */
 123         GPIO115_GPIO,   /* nPEN_IRQ */
 124 };
 125
 126 /*
 127  * IrDA
 128  */
 129
 130 static struct pxaficp_platform_data magician_ficp_info = {
 131         .gpio_pwdown            = GPIO83_MAGICIAN_nIR_EN,
 132         .transceiver_cap        = IR_SIRMODE | IR_OFF,
 133         .gpio_pwdown_inverted   = 0,
 134 };
 135
 136 /*
 137  * GPIO Keys
 138  */
 139
 140 #define INIT_KEY(_code, _gpio, _desc)   \
 141         {                               \
 142                 .code   = KEY_##_code,  \
 143                 .gpio   = _gpio,        \
 144                 .desc   = _desc,        \
 145                 .type   = EV_KEY,       \
 146                 .wakeup = 1,            \
 147         }
 148
 149 static struct gpio_keys_button magician_button_table[] = {
 150         INIT_KEY(POWER,      GPIO0_MAGICIAN_KEY_POWER,      "Power button"),
 151         INIT_KEY(ESC,        GPIO37_MAGICIAN_KEY_HANGUP,    "Hangup button"),
 152         INIT_KEY(F10,        GPIO38_MAGICIAN_KEY_CONTACTS,  "Contacts button"),
 153         INIT_KEY(CALENDAR,   GPIO90_MAGICIAN_KEY_CALENDAR,  "Calendar button"),
 154         INIT_KEY(CAMERA,     GPIO91_MAGICIAN_KEY_CAMERA,    "Camera button"),
 155         INIT_KEY(UP,         GPIO93_MAGICIAN_KEY_UP,        "Up button"),
 156         INIT_KEY(DOWN,       GPIO94_MAGICIAN_KEY_DOWN,      "Down button"),
 157         INIT_KEY(LEFT,       GPIO95_MAGICIAN_KEY_LEFT,      "Left button"),
 158         INIT_KEY(RIGHT,      GPIO96_MAGICIAN_KEY_RIGHT,     "Right button"),
 159         INIT_KEY(KPENTER,    GPIO97_MAGICIAN_KEY_ENTER,     "Action button"),
 160         INIT_KEY(RECORD,     GPIO98_MAGICIAN_KEY_RECORD,    "Record button"),
 161         INIT_KEY(VOLUMEUP,   GPIO100_MAGICIAN_KEY_VOL_UP,   "Volume up"),
 162         INIT_KEY(VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, "Volume down"),
 163         INIT_KEY(PHONE,      GPIO102_MAGICIAN_KEY_PHONE,    "Phone button"),
 164         INIT_KEY(PLAY,       GPIO99_MAGICIAN_HEADPHONE_IN,  "Headset button"),
 165 };
 166
 167 static struct gpio_keys_platform_data gpio_keys_data = {
 168         .buttons        = magician_button_table,
 169         .nbuttons       = ARRAY_SIZE(magician_button_table),
 170 };
 171
 172 static struct platform_device gpio_keys = {
 173         .name   = "gpio-keys",
 174         .dev    = {
 175                 .platform_data = &gpio_keys_data,
 176         },
 177         .id     = -1,
 178 };
 179
 180 /*
 181  * EGPIO (Xilinx CPLD)
 182  *
 183  * 32-bit aligned 8-bit registers
 184  * 16 possible registers (reg windows size), only 7 used:
 185  * 3x output, 1x irq, 3x input
 186  */
 187
 188 static struct resource egpio_resources[] = {
 189         [0] = {
 190                 .start  = PXA_CS3_PHYS,
 191                 .end    = PXA_CS3_PHYS + 0x20 - 1,
 192                 .flags  = IORESOURCE_MEM,
 193         },
 194         [1] = {
 195                 .start  = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
 196                 .end    = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
 197                 .flags  = IORESOURCE_IRQ,
 198         },
 199 };
 200
 201 static struct htc_egpio_chip egpio_chips[] = {
 202         [0] = {
 203                 .reg_start      = 0,
 204                 .gpio_base      = MAGICIAN_EGPIO(0, 0),
 205                 .num_gpios      = 24,
 206                 .direction      = HTC_EGPIO_OUTPUT,
 207                 /*
 208                  * Depends on modules configuration
 209                  */
 210                 .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
 211         },
 212         [1] = {
 213                 .reg_start      = 4,
 214                 .gpio_base      = MAGICIAN_EGPIO(4, 0),
 215                 .num_gpios      = 24,
 216                 .direction      = HTC_EGPIO_INPUT,
 217         },
 218 };
 219
 220 static struct htc_egpio_platform_data egpio_info = {
 221         .reg_width      = 8,
 222         .bus_width      = 32,
 223         .irq_base       = IRQ_BOARD_START,
 224         .num_irqs       = 4,
 225         .ack_register   = 3,
 226         .chip           = egpio_chips,
 227         .num_chips      = ARRAY_SIZE(egpio_chips),
 228 };
 229
 230 static struct platform_device egpio = {
 231         .name           = "htc-egpio",
 232         .id             = -1,
 233         .resource       = egpio_resources,
 234         .num_resources  = ARRAY_SIZE(egpio_resources),
 235         .dev = {
 236                 .platform_data = &egpio_info,
 237         },
 238 };
 239
 240 /*
 241  * PXAFB LCD - Toppoly TD028STEB1 or Samsung LTP280QV
 242  */
 243
 244 static struct pxafb_mode_info toppoly_modes[] = {
 245         {
 246                 .pixclock       = 96153,
 247                 .bpp            = 16,
 248                 .xres           = 240,
 249                 .yres           = 320,
 250                 .hsync_len      = 11,
 251                 .vsync_len      = 3,
 252                 .left_margin    = 19,
 253                 .upper_margin   = 2,
 254                 .right_margin   = 10,
 255                 .lower_margin   = 2,
 256                 .sync           = 0,
 257         },
 258 };
 259
 260 static struct pxafb_mode_info samsung_modes[] = {
 261         {
 262                 .pixclock       = 226469,
 263                 .bpp            = 16,
 264                 .xres           = 240,
 265                 .yres           = 320,
 266                 .hsync_len      = 8,
 267                 .vsync_len      = 4,
 268                 .left_margin    = 9,
 269                 .upper_margin   = 4,
 270                 .right_margin   = 9,
 271                 .lower_margin   = 4,
 272                 .sync   = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
 273         },
 274 };
 275
 276 static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
 277 {
 278         pr_debug("Toppoly LCD power: %s\n", on ? "on" : "off");
 279
 280         if (on) {
 281                 gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
 282                 gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 1);
 283                 udelay(2000);
 284                 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
 285                 udelay(2000);
 286                 /* FIXME: enable LCDC here */
 287                 udelay(2000);
 288                 gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 1);
 289                 udelay(2000);
 290                 gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 1);
 291         } else {
 292                 msleep(15);
 293                 gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 0);
 294                 udelay(500);
 295                 gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 0);
 296                 udelay(1000);
 297                 gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 0);
 298                 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
 299         }
 300 }
 301
 302 static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
 303 {
 304         pr_debug("Samsung LCD power: %s\n", on ? "on" : "off");
 305
 306         if (on) {
 307                 if (system_rev < 3)
 308                         gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
 309                 else
 310                         gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
 311                 mdelay(6);
 312                 gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 1);
 313                 mdelay(6);      /* Avdd -> Voff >5ms */
 314                 gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 1);
 315                 mdelay(16);     /* Voff -> Von >(5+10)ms */
 316                 gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 1);
 317         } else {
 318                 gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 0);
 319                 mdelay(16);
 320                 gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 0);
 321                 mdelay(6);
 322                 gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 0);
 323                 mdelay(6);
 324                 if (system_rev < 3)
 325                         gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
 326                 else
 327                         gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
 328         }
 329 }
 330
 331 static struct pxafb_mach_info toppoly_info = {
 332         .modes                  = toppoly_modes,
 333         .num_modes              = 1,
 334         .fixed_modes            = 1,
 335         .lcd_conn               = LCD_COLOR_TFT_16BPP,
 336         .pxafb_lcd_power        = toppoly_lcd_power,
 337 };
 338
 339 static struct pxafb_mach_info samsung_info = {
 340         .modes                  = samsung_modes,
 341         .num_modes              = 1,
 342         .fixed_modes            = 1,
 343         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL |
 344                 LCD_ALTERNATE_MAPPING,
 345         .pxafb_lcd_power        = samsung_lcd_power,
 346 };
 347
 348 /*
 349  * Backlight
 350  */
 351
 352 static struct pwm_lookup magician_pwm_lookup[] = {
 353         PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 30923,
 354                    PWM_POLARITY_NORMAL),
 355 };
 356
 357  /*
 358  * fixed regulator for pwm_backlight
 359  */
 360
 361 static struct regulator_consumer_supply pwm_backlight_supply[] = {
 362         REGULATOR_SUPPLY("power", "pwm_backlight"),
 363 };
 364
 365
 366 static struct gpio magician_bl_gpios[] = {
 367         { EGPIO_MAGICIAN_BL_POWER,      GPIOF_DIR_OUT, "Backlight power" },
 368         { EGPIO_MAGICIAN_BL_POWER2,     GPIOF_DIR_OUT, "Backlight power 2" },
 369 };
 370
 371 static int magician_backlight_init(struct device *dev)
 372 {
 373         return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios));
 374 }
 375
 376 static int magician_backlight_notify(struct device *dev, int brightness)
 377 {
 378         pr_debug("Brightness = %i\n", brightness);
 379         gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
 380         if (brightness >= 200) {
 381                 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
 382                 return brightness - 72;
 383         } else {
 384                 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
 385                 return brightness;
 386         }
 387 }
 388
 389 static void magician_backlight_exit(struct device *dev)
 390 {
 391         gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios));
 392 }
 393
 394 /*
 395  * LCD PWM backlight (main)
 396  *
 397  * MP1521 frequency should be:
 398  *      100-400 Hz = 2 .5*10^6 - 10 *10^6 ns
 399  */
 400
 401 static struct platform_pwm_backlight_data backlight_data = {
 402         .max_brightness = 272,
 403         .dft_brightness = 100,
 404         .enable_gpio    = -1,
 405         .init           = magician_backlight_init,
 406         .notify         = magician_backlight_notify,
 407         .exit           = magician_backlight_exit,
 408 };
 409
 410 static struct platform_device backlight = {
 411         .name   = "pwm-backlight",
 412         .id     = -1,
 413         .dev    = {
 414                 .parent         = &pxa27x_device_pwm0.dev,
 415                 .platform_data  = &backlight_data,
 416         },
 417 };
 418
 419 /*
 420  * GPIO LEDs, Phone keys backlight, vibra
 421  */
 422
 423 static struct gpio_led gpio_leds[] = {
 424         {
 425                 .name = "magician::vibra",
 426                 .default_trigger = "none",
 427                 .gpio = GPIO22_MAGICIAN_VIBRA_EN,
 428         },
 429         {
 430                 .name = "magician::phone_bl",
 431                 .default_trigger = "backlight",
 432                 .gpio = GPIO103_MAGICIAN_LED_KP,
 433         },
 434 };
 435
 436 static struct gpio_led_platform_data gpio_led_info = {
 437         .leds = gpio_leds,
 438         .num_leds = ARRAY_SIZE(gpio_leds),
 439 };
 440
 441 static struct platform_device leds_gpio = {
 442         .name   = "leds-gpio",
 443         .id     = -1,
 444         .dev    = {
 445                 .platform_data = &gpio_led_info,
 446         },
 447 };
 448
 449 /*
 450  * PASIC3 with DS1WM
 451  */
 452
 453 static struct resource pasic3_resources[] = {
 454         [0] = {
 455                 .start  = PXA_CS2_PHYS,
 456                 .end    = PXA_CS2_PHYS + 0x1b,
 457                 .flags  = IORESOURCE_MEM,
 458         },
 459         /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
 460         [1] = {
 461                 .start  = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
 462                 .end    = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
 463                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 464         }
 465 };
 466
 467 static struct pasic3_platform_data pasic3_platform_data = {
 468         .clock_rate = 4000000,
 469 };
 470
 471 static struct platform_device pasic3 = {
 472         .name           = "pasic3",
 473         .id             = -1,
 474         .num_resources  = ARRAY_SIZE(pasic3_resources),
 475         .resource       = pasic3_resources,
 476         .dev = {
 477                 .platform_data = &pasic3_platform_data,
 478         },
 479 };
 480
 481 /*
 482  * PXA UDC
 483  */
 484
 485 static void magician_udc_command(int cmd)
 486 {
 487         if (cmd == PXA2XX_UDC_CMD_CONNECT)
 488                 UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE;
 489         else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
 490                 UP2OCR &= ~(UP2OCR_DPPUE | UP2OCR_DPPUBE);
 491 }
 492
 493 static struct pxa2xx_udc_mach_info magician_udc_info __initdata = {
 494         .udc_command    = magician_udc_command,
 495         .gpio_pullup    = GPIO27_MAGICIAN_USBC_PUEN,
 496 };
 497
 498 /*
 499  * USB device VBus detection
 500  */
 501
 502 static struct resource gpio_vbus_resource = {
 503         .flags  = IORESOURCE_IRQ,
 504         .start  = IRQ_MAGICIAN_VBUS,
 505         .end    = IRQ_MAGICIAN_VBUS,
 506 };
 507
 508 static struct gpio_vbus_mach_info gpio_vbus_info = {
 509         .gpio_pullup    = GPIO27_MAGICIAN_USBC_PUEN,
 510         .gpio_vbus      = EGPIO_MAGICIAN_CABLE_VBUS,
 511 };
 512
 513 static struct platform_device gpio_vbus = {
 514         .name           = "gpio-vbus",
 515         .id             = -1,
 516         .num_resources  = 1,
 517         .resource       = &gpio_vbus_resource,
 518         .dev = {
 519                 .platform_data = &gpio_vbus_info,
 520         },
 521 };
 522
 523 /*
 524  * External power
 525  */
 526
 527 static int magician_supply_init(struct device *dev)
 528 {
 529         int ret = -1;
 530
 531         ret = gpio_request(EGPIO_MAGICIAN_CABLE_TYPE, "Cable is AC charger");
 532         if (ret) {
 533                 pr_err("Cannot request AC/USB charger GPIO (%i)\n", ret);
 534                 goto err_ac;
 535         }
 536
 537         ret = gpio_request(EGPIO_MAGICIAN_CABLE_INSERTED, "Cable inserted");
 538         if (ret) {
 539                 pr_err("Cannot request cable detection GPIO (%i)\n", ret);
 540                 goto err_usb;
 541         }
 542
 543         return 0;
 544
 545 err_usb:
 546         gpio_free(EGPIO_MAGICIAN_CABLE_TYPE);
 547 err_ac:
 548         return ret;
 549 }
 550
 551 static void magician_set_charge(int flags)
 552 {
 553         if (flags & PDA_POWER_CHARGE_AC) {
 554                 pr_debug("Charging from AC\n");
 555                 gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 1);
 556         } else if (flags & PDA_POWER_CHARGE_USB) {
 557                 pr_debug("Charging from USB\n");
 558                 gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 1);
 559         } else {
 560                 pr_debug("Charging disabled\n");
 561                 gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 0);
 562         }
 563 }
 564
 565 static int magician_is_ac_online(void)
 566 {
 567         return gpio_get_value(EGPIO_MAGICIAN_CABLE_INSERTED) &&
 568                 gpio_get_value(EGPIO_MAGICIAN_CABLE_TYPE); /* AC=1 */
 569 }
 570
 571 static int magician_is_usb_online(void)
 572 {
 573         return gpio_get_value(EGPIO_MAGICIAN_CABLE_INSERTED) &&
 574                 (!gpio_get_value(EGPIO_MAGICIAN_CABLE_TYPE)); /* USB=0 */
 575 }
 576
 577 static void magician_supply_exit(struct device *dev)
 578 {
 579         gpio_free(EGPIO_MAGICIAN_CABLE_INSERTED);
 580         gpio_free(EGPIO_MAGICIAN_CABLE_TYPE);
 581 }
 582
 583 static char *magician_supplicants[] = {
 584         "ds2760-battery.0", "backup-battery"
 585 };
 586
 587 static struct pda_power_pdata power_supply_info = {
 588         .init                   = magician_supply_init,
 589         .exit                   = magician_supply_exit,
 590         .is_ac_online           = magician_is_ac_online,
 591         .is_usb_online          = magician_is_usb_online,
 592         .set_charge             = magician_set_charge,
 593         .supplied_to            = magician_supplicants,
 594         .num_supplicants        = ARRAY_SIZE(magician_supplicants),
 595 };
 596
 597 static struct resource power_supply_resources[] = {
 598         [0] = {
 599                 .name   = "ac",
 600                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
 601                         IORESOURCE_IRQ_LOWEDGE,
 602                 .start  = IRQ_MAGICIAN_VBUS,
 603                 .end    = IRQ_MAGICIAN_VBUS,
 604         },
 605         [1] = {
 606                 .name   = "usb",
 607                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
 608                         IORESOURCE_IRQ_LOWEDGE,
 609                 .start  = IRQ_MAGICIAN_VBUS,
 610                 .end    = IRQ_MAGICIAN_VBUS,
 611         },
 612 };
 613
 614 static struct platform_device power_supply = {
 615         .name   = "pda-power",
 616         .id     = -1,
 617         .dev = {
 618                 .platform_data = &power_supply_info,
 619         },
 620         .resource       = power_supply_resources,
 621         .num_resources  = ARRAY_SIZE(power_supply_resources),
 622 };
 623
 624 /*
 625  * Battery charger
 626  */
 627
 628 static struct regulator_consumer_supply bq24022_consumers[] = {
 629         REGULATOR_SUPPLY("vbus_draw", NULL),
 630         REGULATOR_SUPPLY("ac_draw", NULL),
 631 };
 632
 633 static struct regulator_init_data bq24022_init_data = {
 634         .constraints = {
 635                 .max_uA         = 500000,
 636                 .valid_ops_mask = REGULATOR_CHANGE_CURRENT |
 637                         REGULATOR_CHANGE_STATUS,
 638         },
 639         .num_consumer_supplies  = ARRAY_SIZE(bq24022_consumers),
 640         .consumer_supplies      = bq24022_consumers,
 641 };
 642
 643 static struct gpio bq24022_gpios[] = {
 644         { EGPIO_MAGICIAN_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
 645 };
 646
 647 static struct gpio_regulator_state bq24022_states[] = {
 648         { .value = 100000, .gpios = (0 << 0) },
 649         { .value = 500000, .gpios = (1 << 0) },
 650 };
 651
 652 static struct gpio_regulator_config bq24022_info = {
 653         .supply_name            = "bq24022",
 654
 655         .enable_gpio            = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
 656         .enable_high            = 0,
 657         .enabled_at_boot        = 1,
 658
 659         .gpios                  = bq24022_gpios,
 660         .nr_gpios               = ARRAY_SIZE(bq24022_gpios),
 661
 662         .states                 = bq24022_states,
 663         .nr_states              = ARRAY_SIZE(bq24022_states),
 664
 665         .type                   = REGULATOR_CURRENT,
 666         .init_data              = &bq24022_init_data,
 667 };
 668
 669 static struct platform_device bq24022 = {
 670         .name   = "gpio-regulator",
 671         .id     = -1,
 672         .dev    = {
 673                 .platform_data = &bq24022_info,
 674         },
 675 };
 676
 677 /*
 678  * Vcore regulator MAX1587A
 679  */
 680
 681 static struct regulator_consumer_supply magician_max1587a_consumers[] = {
 682         REGULATOR_SUPPLY("vcc_core", NULL),
 683 };
 684
 685 static struct regulator_init_data magician_max1587a_v3_info = {
 686         .constraints = {
 687                 .name           = "vcc_core range",
 688                 .min_uV         = 700000,
 689                 .max_uV         = 1475000,
 690                 .always_on      = 1,
 691                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 692         },
 693         .consumer_supplies      = magician_max1587a_consumers,
 694         .num_consumer_supplies  = ARRAY_SIZE(magician_max1587a_consumers),
 695 };
 696
 697 static struct max1586_subdev_data magician_max1587a_subdevs[] = {
 698         {
 699                 .name           = "vcc_core",
 700                 .id             = MAX1586_V3,
 701                 .platform_data  = &magician_max1587a_v3_info,
 702         }
 703 };
 704
 705 static struct max1586_platform_data magician_max1587a_info = {
 706         .subdevs     = magician_max1587a_subdevs,
 707         .num_subdevs = ARRAY_SIZE(magician_max1587a_subdevs),
 708         /*
 709          * NOTICE measured directly on the PCB (board_id == 0x3a), but
 710          * if R24 is present, it will boost the voltage
 711          * (write 1.475V, get 1.645V and smoke)
 712          */
 713         .v3_gain     = MAX1586_GAIN_NO_R24,
 714 };
 715
 716 static struct i2c_board_info magician_pwr_i2c_board_info[] __initdata = {
 717         {
 718                 I2C_BOARD_INFO("max1586", 0x14),
 719                 .platform_data  = &magician_max1587a_info,
 720         },
 721 };
 722
 723 /*
 724  * MMC/SD
 725  */
 726
 727 static int magician_mci_init(struct device *dev,
 728         irq_handler_t detect_irq, void *data)
 729 {
 730         return request_irq(IRQ_MAGICIAN_SD, detect_irq, 0,
 731                 "mmc card detect", data);
 732 }
 733
 734 static void magician_mci_exit(struct device *dev, void *data)
 735 {
 736         free_irq(IRQ_MAGICIAN_SD, data);
 737 }
 738
 739 static struct pxamci_platform_data magician_mci_info = {
 740         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 741         .init                   = magician_mci_init,
 742         .exit                   = magician_mci_exit,
 743         .gpio_card_detect       = -1,
 744         .gpio_card_ro           = EGPIO_MAGICIAN_nSD_READONLY,
 745         .gpio_card_ro_invert    = 1,
 746         .gpio_power             = EGPIO_MAGICIAN_SD_POWER,
 747 };
 748
 749
 750 /*
 751  * USB OHCI
 752  */
 753
 754 static struct pxaohci_platform_data magician_ohci_info = {
 755         .port_mode      = PMM_PERPORT_MODE,
 756         /* port1: CSR Bluetooth, port2: OTG with UDC */
 757         .flags          = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
 758         .power_budget   = 0,
 759         .power_on_delay = 100,
 760 };
 761
 762 /*
 763  * StrataFlash
 764  */
 765
 766 static int magician_flash_init(struct platform_device *pdev)
 767 {
 768         int ret = gpio_request(EGPIO_MAGICIAN_FLASH_VPP, "flash Vpp enable");
 769
 770         if (ret) {
 771                 pr_err("Cannot request flash enable GPIO (%i)\n", ret);
 772                 return ret;
 773         }
 774
 775         ret = gpio_direction_output(EGPIO_MAGICIAN_FLASH_VPP, 1);
 776         if (ret) {
 777                 pr_err("Cannot set direction for flash enable (%i)\n", ret);
 778                 gpio_free(EGPIO_MAGICIAN_FLASH_VPP);
 779         }
 780
 781         return ret;
 782 }
 783
 784 static void magician_set_vpp(struct platform_device *pdev, int vpp)
 785 {
 786         gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
 787 }
 788
 789 static void magician_flash_exit(struct platform_device *pdev)
 790 {
 791         gpio_free(EGPIO_MAGICIAN_FLASH_VPP);
 792 }
 793
 794 static struct resource strataflash_resource = {
 795         .start  = PXA_CS0_PHYS,
 796         .end    = PXA_CS0_PHYS + SZ_64M - 1,
 797         .flags  = IORESOURCE_MEM,
 798 };
 799
 800 static struct mtd_partition magician_flash_parts[] = {
 801         {
 802                 .name           = "Bootloader",
 803                 .offset         = 0x0,
 804                 .size           = 0x40000,
 805                 .mask_flags     = MTD_WRITEABLE, /* EXPERIMENTAL */
 806         },
 807         {
 808                 .name           = "Linux Kernel",
 809                 .offset         = 0x40000,
 810                 .size           = MTDPART_SIZ_FULL,
 811         },
 812 };
 813
 814 /*
 815  * physmap-flash driver
 816  */
 817
 818 static struct physmap_flash_data strataflash_data = {
 819         .width          = 4,
 820         .init           = magician_flash_init,
 821         .set_vpp        = magician_set_vpp,
 822         .exit           = magician_flash_exit,
 823         .parts          = magician_flash_parts,
 824         .nr_parts       = ARRAY_SIZE(magician_flash_parts),
 825 };
 826
 827 static struct platform_device strataflash = {
 828         .name           = "physmap-flash",
 829         .id             = -1,
 830         .resource       = &strataflash_resource,
 831         .num_resources  = 1,
 832         .dev = {
 833                 .platform_data = &strataflash_data,
 834         },
 835 };
 836
 837 /*
 838  * PXA I2C main controller
 839  */
 840
 841 static struct i2c_pxa_platform_data i2c_info = {
 842         /* OV9640 I2C device doesn't support fast mode */
 843         .fast_mode      = 0,
 844 };
 845
 846 /*
 847  * PXA I2C power controller
 848  */
 849
 850 static struct i2c_pxa_platform_data magician_i2c_power_info = {
 851         .fast_mode      = 1,
 852 };
 853
 854 /*
 855  * Platform devices
 856  */
 857
 858 static struct platform_device *devices[] __initdata = {
 859         &gpio_keys,
 860         &egpio,
 861         &backlight,
 862         &pasic3,
 863         &bq24022,
 864         &gpio_vbus,
 865         &power_supply,
 866         &strataflash,
 867         &leds_gpio,
 868 };
 869
 870 static struct gpio magician_global_gpios[] = {
 871         { GPIO13_MAGICIAN_CPLD_IRQ, GPIOF_IN, "CPLD_IRQ" },
 872         { GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" },
 873
 874         /* NOTICE valid LCD init sequence */
 875         { GPIO106_MAGICIAN_LCD_DCDC_NRESET, GPIOF_OUT_INIT_LOW, "LCD DCDC nreset" },
 876         { GPIO104_MAGICIAN_LCD_VOFF_EN, GPIOF_OUT_INIT_LOW, "LCD VOFF enable" },
 877         { GPIO105_MAGICIAN_LCD_VON_EN, GPIOF_OUT_INIT_LOW, "LCD VON enable" },
 878 };
 879
 880 static void __init magician_init(void)
 881 {
 882         void __iomem *cpld;
 883         int lcd_select;
 884         int err;
 885
 886         pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
 887         err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios));
 888         if (err)
 889                 pr_err("magician: Failed to request global GPIOs: %d\n", err);
 890
 891         pxa_set_ffuart_info(NULL);
 892         pxa_set_btuart_info(NULL);
 893
 894         pwm_add_table(magician_pwm_lookup, ARRAY_SIZE(magician_pwm_lookup));
 895
 896         pxa_set_ficp_info(&magician_ficp_info);
 897         pxa27x_set_i2c_power_info(&magician_i2c_power_info);
 898         pxa_set_i2c_info(&i2c_info);
 899
 900         i2c_register_board_info(1,
 901                 ARRAY_AND_SIZE(magician_pwr_i2c_board_info));
 902
 903         pxa_set_mci_info(&magician_mci_info);
 904         pxa_set_ohci_info(&magician_ohci_info);
 905         pxa_set_udc_info(&magician_udc_info);
 906
 907         /* Check LCD type we have */
 908         cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
 909         if (cpld) {
 910                 u8 board_id = __raw_readb(cpld + 0x14);
 911
 912                 iounmap(cpld);
 913                 system_rev = board_id & 0x7;
 914                 lcd_select = board_id & 0x8;
 915                 pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
 916                 if (lcd_select && (system_rev < 3))
 917                         /* NOTICE valid LCD init sequence */
 918                         gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER,
 919                                 GPIOF_OUT_INIT_LOW, "Samsung LCD Power");
 920                 pxa_set_fb_info(NULL,
 921                         lcd_select ? &samsung_info : &toppoly_info);
 922         } else
 923                 pr_err("LCD detection: CPLD mapping failed\n");
 924
 925         regulator_register_always_on(0, "power", pwm_backlight_supply,
 926                 ARRAY_SIZE(pwm_backlight_supply), 5000000);
 927
 928         platform_add_devices(ARRAY_AND_SIZE(devices));
 929 }
 930
 931 MACHINE_START(MAGICIAN, "HTC Magician")
 932         .atag_offset    = 0x100,
 933         .map_io         = pxa27x_map_io,
 934         .nr_irqs        = MAGICIAN_NR_IRQS,
 935         .init_irq       = pxa27x_init_irq,
 936         .handle_irq     = pxa27x_handle_irq,
 937         .init_machine   = magician_init,
 938         .init_time      = pxa_timer_init,
 939         .restart        = pxa_restart,
 940 MACHINE_END