arch/arm/mach-pxa/z2.c

   1 /*
   2  *  linux/arch/arm/mach-pxa/z2.c
   3  *
   4  *  Support for the Zipit Z2 Handheld device.
   5  *
   6  *  Copyright (C) 2009-2010 Marek Vasut <marek.vasut@gmail.com>
   7  *
   8  *  Based on research and code by: Ken McGuire
   9  *  Based on mainstone.c as modified for the Zipit Z2.
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License version 2 as
  13  *  published by the Free Software Foundation.
  14  */
  15
  16 #include <linux/platform_device.h>
  17 #include <linux/mtd/mtd.h>
  18 #include <linux/mtd/partitions.h>
  19 #include <linux/pwm_backlight.h>
  20 #include <linux/z2_battery.h>
  21 #include <linux/dma-mapping.h>
  22 #include <linux/spi/spi.h>
  23 #include <linux/spi/pxa2xx_spi.h>
  24 #include <linux/spi/libertas_spi.h>
  25 #include <linux/spi/lms283gf05.h>
  26 #include <linux/power_supply.h>
  27 #include <linux/mtd/physmap.h>
  28 #include <linux/gpio.h>
  29 #include <linux/gpio_keys.h>
  30 #include <linux/delay.h>
  31 #include <linux/regulator/machine.h>
  32
  33 #include <asm/mach-types.h>
  34 #include <asm/mach/arch.h>
  35
  36 #include <mach/pxa27x.h>
  37 #include <mach/mfp-pxa27x.h>
  38 #include <mach/z2.h>
  39 #include <mach/pxafb.h>
  40 #include <mach/mmc.h>
  41 #include <plat/pxa27x_keypad.h>
  42
  43 #include <plat/i2c.h>
  44
  45 #include "generic.h"
  46 #include "devices.h"
  47
  48 /******************************************************************************
  49  * Pin configuration
  50  ******************************************************************************/
  51 static unsigned long z2_pin_config[] = {
  52
  53         /* LCD - 16bpp Active TFT */
  54         GPIO58_LCD_LDD_0,
  55         GPIO59_LCD_LDD_1,
  56         GPIO60_LCD_LDD_2,
  57         GPIO61_LCD_LDD_3,
  58         GPIO62_LCD_LDD_4,
  59         GPIO63_LCD_LDD_5,
  60         GPIO64_LCD_LDD_6,
  61         GPIO65_LCD_LDD_7,
  62         GPIO66_LCD_LDD_8,
  63         GPIO67_LCD_LDD_9,
  64         GPIO68_LCD_LDD_10,
  65         GPIO69_LCD_LDD_11,
  66         GPIO70_LCD_LDD_12,
  67         GPIO71_LCD_LDD_13,
  68         GPIO72_LCD_LDD_14,
  69         GPIO73_LCD_LDD_15,
  70         GPIO74_LCD_FCLK,
  71         GPIO75_LCD_LCLK,
  72         GPIO76_LCD_PCLK,
  73         GPIO77_LCD_BIAS,
  74         GPIO19_GPIO,            /* LCD reset */
  75         GPIO88_GPIO,            /* LCD chipselect */
  76
  77         /* PWM */
  78         GPIO115_PWM1_OUT,       /* Keypad Backlight */
  79         GPIO11_PWM2_OUT,        /* LCD Backlight */
  80
  81         /* MMC */
  82         GPIO32_MMC_CLK,
  83         GPIO112_MMC_CMD,
  84         GPIO92_MMC_DAT_0,
  85         GPIO109_MMC_DAT_1,
  86         GPIO110_MMC_DAT_2,
  87         GPIO111_MMC_DAT_3,
  88         GPIO96_GPIO,            /* SD detect */
  89
  90         /* STUART */
  91         GPIO46_STUART_RXD,
  92         GPIO47_STUART_TXD,
  93
  94         /* Keypad */
  95         GPIO100_KP_MKIN_0       | WAKEUP_ON_LEVEL_HIGH,
  96         GPIO101_KP_MKIN_1       | WAKEUP_ON_LEVEL_HIGH,
  97         GPIO102_KP_MKIN_2       | WAKEUP_ON_LEVEL_HIGH,
  98         GPIO34_KP_MKIN_3        | WAKEUP_ON_LEVEL_HIGH,
  99         GPIO38_KP_MKIN_4        | WAKEUP_ON_LEVEL_HIGH,
 100         GPIO16_KP_MKIN_5        | WAKEUP_ON_LEVEL_HIGH,
 101         GPIO17_KP_MKIN_6        | WAKEUP_ON_LEVEL_HIGH,
 102         GPIO103_KP_MKOUT_0,
 103         GPIO104_KP_MKOUT_1,
 104         GPIO105_KP_MKOUT_2,
 105         GPIO106_KP_MKOUT_3,
 106         GPIO107_KP_MKOUT_4,
 107         GPIO108_KP_MKOUT_5,
 108         GPIO35_KP_MKOUT_6,
 109         GPIO41_KP_MKOUT_7,
 110
 111         /* I2C */
 112         GPIO117_I2C_SCL,
 113         GPIO118_I2C_SDA,
 114
 115         /* SSP1 */
 116         GPIO23_SSP1_SCLK,       /* SSP1_SCK */
 117         GPIO25_SSP1_TXD,        /* SSP1_TXD */
 118         GPIO26_SSP1_RXD,        /* SSP1_RXD */
 119
 120         /* SSP2 */
 121         GPIO22_SSP2_SCLK,       /* SSP2_SCK */
 122         GPIO13_SSP2_TXD,        /* SSP2_TXD */
 123         GPIO40_SSP2_RXD,        /* SSP2_RXD */
 124
 125         /* LEDs */
 126         GPIO10_GPIO,            /* WiFi LED */
 127         GPIO83_GPIO,            /* Charging LED */
 128         GPIO85_GPIO,            /* Charged LED */
 129
 130         /* I2S */
 131         GPIO28_I2S_BITCLK_OUT,
 132         GPIO29_I2S_SDATA_IN,
 133         GPIO30_I2S_SDATA_OUT,
 134         GPIO31_I2S_SYNC,
 135         GPIO113_I2S_SYSCLK,
 136
 137         /* MISC */
 138         GPIO0_GPIO,             /* AC power detect */
 139         GPIO1_GPIO,             /* Power button */
 140         GPIO37_GPIO,            /* Headphone detect */
 141         GPIO98_GPIO,            /* Lid switch */
 142         GPIO14_GPIO,            /* WiFi Reset */
 143         GPIO15_GPIO,            /* WiFi Power */
 144         GPIO24_GPIO,            /* WiFi CS */
 145         GPIO36_GPIO,            /* WiFi IRQ */
 146         GPIO88_GPIO,            /* LCD CS */
 147 };
 148
 149 /******************************************************************************
 150  * NOR Flash
 151  ******************************************************************************/
 152 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 153 static struct resource z2_flash_resource = {
 154         .start  = PXA_CS0_PHYS,
 155         .end    = PXA_CS0_PHYS + SZ_8M - 1,
 156         .flags  = IORESOURCE_MEM,
 157 };
 158
 159 static struct mtd_partition z2_flash_parts[] = {
 160         {
 161                 .name   = "U-Boot Bootloader",
 162                 .offset = 0x0,
 163                 .size   = 0x40000,
 164         }, {
 165                 .name   = "U-Boot Environment",
 166                 .offset = 0x40000,
 167                 .size   = 0x20000,
 168         }, {
 169                 .name   = "Flash",
 170                 .offset = 0x60000,
 171                 .size   = MTDPART_SIZ_FULL,
 172         },
 173 };
 174
 175 static struct physmap_flash_data z2_flash_data = {
 176         .width          = 2,
 177         .parts          = z2_flash_parts,
 178         .nr_parts       = ARRAY_SIZE(z2_flash_parts),
 179 };
 180
 181 static struct platform_device z2_flash = {
 182         .name           = "physmap-flash",
 183         .id             = -1,
 184         .resource       = &z2_flash_resource,
 185         .num_resources  = 1,
 186         .dev = {
 187                 .platform_data  = &z2_flash_data,
 188         },
 189 };
 190
 191 static void __init z2_nor_init(void)
 192 {
 193         platform_device_register(&z2_flash);
 194 }
 195 #else
 196 static inline void z2_nor_init(void) {}
 197 #endif
 198
 199 /******************************************************************************
 200  * Backlight
 201  ******************************************************************************/
 202 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
 203 static struct platform_pwm_backlight_data z2_backlight_data[] = {
 204         [0] = {
 205                 /* Keypad Backlight */
 206                 .pwm_id         = 1,
 207                 .max_brightness = 1023,
 208                 .dft_brightness = 512,
 209                 .pwm_period_ns  = 1260320,
 210         },
 211         [1] = {
 212                 /* LCD Backlight */
 213                 .pwm_id         = 2,
 214                 .max_brightness = 1023,
 215                 .dft_brightness = 512,
 216                 .pwm_period_ns  = 1260320,
 217         },
 218 };
 219
 220 static struct platform_device z2_backlight_devices[2] = {
 221         {
 222                 .name   = "pwm-backlight",
 223                 .id     = 0,
 224                 .dev    = {
 225                         .platform_data  = &z2_backlight_data[1],
 226                 },
 227         },
 228         {
 229                 .name   = "pwm-backlight",
 230                 .id     = 1,
 231                 .dev    = {
 232                         .platform_data  = &z2_backlight_data[0],
 233                 },
 234         },
 235 };
 236 static void __init z2_pwm_init(void)
 237 {
 238         platform_device_register(&z2_backlight_devices[0]);
 239         platform_device_register(&z2_backlight_devices[1]);
 240 }
 241 #else
 242 static inline void z2_pwm_init(void) {}
 243 #endif
 244
 245 /******************************************************************************
 246  * Framebuffer
 247  ******************************************************************************/
 248 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 249 static struct pxafb_mode_info z2_lcd_modes[] = {
 250 {
 251         .pixclock       = 192000,
 252         .xres           = 240,
 253         .yres           = 320,
 254         .bpp            = 16,
 255
 256         .left_margin    = 4,
 257         .right_margin   = 8,
 258         .upper_margin   = 4,
 259         .lower_margin   = 8,
 260
 261         .hsync_len      = 4,
 262         .vsync_len      = 4,
 263 },
 264 };
 265
 266 static struct pxafb_mach_info z2_lcd_screen = {
 267         .modes          = z2_lcd_modes,
 268         .num_modes      = ARRAY_SIZE(z2_lcd_modes),
 269         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_BIAS_ACTIVE_LOW |
 270                           LCD_ALTERNATE_MAPPING,
 271 };
 272
 273 static void __init z2_lcd_init(void)
 274 {
 275         set_pxa_fb_info(&z2_lcd_screen);
 276 }
 277 #else
 278 static inline void z2_lcd_init(void) {}
 279 #endif
 280
 281 /******************************************************************************
 282  * SD/MMC card controller
 283  ******************************************************************************/
 284 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
 285 static struct pxamci_platform_data z2_mci_platform_data = {
 286         .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
 287         .gpio_card_detect       = GPIO96_ZIPITZ2_SD_DETECT,
 288         .gpio_power             = -1,
 289         .gpio_card_ro           = -1,
 290         .detect_delay_ms        = 200,
 291 };
 292
 293 static void __init z2_mmc_init(void)
 294 {
 295         pxa_set_mci_info(&z2_mci_platform_data);
 296 }
 297 #else
 298 static inline void z2_mmc_init(void) {}
 299 #endif
 300
 301 /******************************************************************************
 302  * LEDs
 303  ******************************************************************************/
 304 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 305 struct gpio_led z2_gpio_leds[] = {
 306 {
 307         .name                   = "z2:green:wifi",
 308         .default_trigger        = "none",
 309         .gpio                   = GPIO10_ZIPITZ2_LED_WIFI,
 310         .active_low             = 1,
 311 }, {
 312         .name                   = "z2:green:charged",
 313         .default_trigger        = "none",
 314         .gpio                   = GPIO85_ZIPITZ2_LED_CHARGED,
 315         .active_low             = 1,
 316 }, {
 317         .name                   = "z2:amber:charging",
 318         .default_trigger        = "none",
 319         .gpio                   = GPIO83_ZIPITZ2_LED_CHARGING,
 320         .active_low             = 1,
 321 },
 322 };
 323
 324 static struct gpio_led_platform_data z2_gpio_led_info = {
 325         .leds           = z2_gpio_leds,
 326         .num_leds       = ARRAY_SIZE(z2_gpio_leds),
 327 };
 328
 329 static struct platform_device z2_leds = {
 330         .name   = "leds-gpio",
 331         .id     = -1,
 332         .dev    = {
 333                 .platform_data  = &z2_gpio_led_info,
 334         }
 335 };
 336
 337 static void __init z2_leds_init(void)
 338 {
 339         platform_device_register(&z2_leds);
 340 }
 341 #else
 342 static inline void z2_leds_init(void) {}
 343 #endif
 344
 345 /******************************************************************************
 346  * GPIO keyboard
 347  ******************************************************************************/
 348 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 349 static unsigned int z2_matrix_keys[] = {
 350         KEY(0, 0, KEY_OPTION),
 351         KEY(1, 0, KEY_UP),
 352         KEY(2, 0, KEY_DOWN),
 353         KEY(3, 0, KEY_LEFT),
 354         KEY(4, 0, KEY_RIGHT),
 355         KEY(5, 0, KEY_END),
 356         KEY(6, 0, KEY_KPPLUS),
 357
 358         KEY(0, 1, KEY_HOME),
 359         KEY(1, 1, KEY_Q),
 360         KEY(2, 1, KEY_I),
 361         KEY(3, 1, KEY_G),
 362         KEY(4, 1, KEY_X),
 363         KEY(5, 1, KEY_ENTER),
 364         KEY(6, 1, KEY_KPMINUS),
 365
 366         KEY(0, 2, KEY_PAGEUP),
 367         KEY(1, 2, KEY_W),
 368         KEY(2, 2, KEY_O),
 369         KEY(3, 2, KEY_H),
 370         KEY(4, 2, KEY_C),
 371         KEY(5, 2, KEY_LEFTALT),
 372
 373         KEY(0, 3, KEY_PAGEDOWN),
 374         KEY(1, 3, KEY_E),
 375         KEY(2, 3, KEY_P),
 376         KEY(3, 3, KEY_J),
 377         KEY(4, 3, KEY_V),
 378         KEY(5, 3, KEY_LEFTSHIFT),
 379
 380         KEY(0, 4, KEY_ESC),
 381         KEY(1, 4, KEY_R),
 382         KEY(2, 4, KEY_A),
 383         KEY(3, 4, KEY_K),
 384         KEY(4, 4, KEY_B),
 385         KEY(5, 4, KEY_LEFTCTRL),
 386
 387         KEY(0, 5, KEY_TAB),
 388         KEY(1, 5, KEY_T),
 389         KEY(2, 5, KEY_S),
 390         KEY(3, 5, KEY_L),
 391         KEY(4, 5, KEY_N),
 392         KEY(5, 5, KEY_SPACE),
 393
 394         KEY(0, 6, KEY_STOPCD),
 395         KEY(1, 6, KEY_Y),
 396         KEY(2, 6, KEY_D),
 397         KEY(3, 6, KEY_BACKSPACE),
 398         KEY(4, 6, KEY_M),
 399         KEY(5, 6, KEY_COMMA),
 400
 401         KEY(0, 7, KEY_PLAYCD),
 402         KEY(1, 7, KEY_U),
 403         KEY(2, 7, KEY_F),
 404         KEY(3, 7, KEY_Z),
 405         KEY(4, 7, KEY_SEMICOLON),
 406         KEY(5, 7, KEY_DOT),
 407 };
 408
 409 static struct pxa27x_keypad_platform_data z2_keypad_platform_data = {
 410         .matrix_key_rows        = 7,
 411         .matrix_key_cols        = 8,
 412         .matrix_key_map         = z2_matrix_keys,
 413         .matrix_key_map_size    = ARRAY_SIZE(z2_matrix_keys),
 414
 415         .debounce_interval      = 30,
 416 };
 417
 418 static void __init z2_mkp_init(void)
 419 {
 420         pxa_set_keypad_info(&z2_keypad_platform_data);
 421 }
 422 #else
 423 static inline void z2_mkp_init(void) {}
 424 #endif
 425
 426 /******************************************************************************
 427  * GPIO keys
 428  ******************************************************************************/
 429 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 430 static struct gpio_keys_button z2_pxa_buttons[] = {
 431         {KEY_POWER, GPIO1_ZIPITZ2_POWER_BUTTON, 0, "Power Button" },
 432         {KEY_CLOSE, GPIO98_ZIPITZ2_LID_BUTTON, 0, "Lid Button" },
 433 };
 434
 435 static struct gpio_keys_platform_data z2_pxa_keys_data = {
 436         .buttons        = z2_pxa_buttons,
 437         .nbuttons       = ARRAY_SIZE(z2_pxa_buttons),
 438 };
 439
 440 static struct platform_device z2_pxa_keys = {
 441         .name   = "gpio-keys",
 442         .id     = -1,
 443         .dev    = {
 444                 .platform_data = &z2_pxa_keys_data,
 445         },
 446 };
 447
 448 static void __init z2_keys_init(void)
 449 {
 450         platform_device_register(&z2_pxa_keys);
 451 }
 452 #else
 453 static inline void z2_keys_init(void) {}
 454 #endif
 455
 456 /******************************************************************************
 457  * Battery
 458  ******************************************************************************/
 459 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 460 static struct z2_battery_info batt_chip_info = {
 461         .batt_I2C_bus   = 0,
 462         .batt_I2C_addr  = 0x55,
 463         .batt_I2C_reg   = 2,
 464         .charge_gpio    = GPIO0_ZIPITZ2_AC_DETECT,
 465         .min_voltage    = 2400000,
 466         .max_voltage    = 3700000,
 467         .batt_div       = 69,
 468         .batt_mult      = 1000000,
 469         .batt_tech      = POWER_SUPPLY_TECHNOLOGY_LION,
 470         .batt_name      = "Z2",
 471 };
 472
 473 static struct i2c_board_info __initdata z2_i2c_board_info[] = {
 474         {
 475                 I2C_BOARD_INFO("aer915", 0x55),
 476                 .platform_data  = &batt_chip_info,
 477         }, {
 478                 I2C_BOARD_INFO("wm8750", 0x1b),
 479         },
 480
 481 };
 482
 483 static void __init z2_i2c_init(void)
 484 {
 485         pxa_set_i2c_info(NULL);
 486         i2c_register_board_info(0, ARRAY_AND_SIZE(z2_i2c_board_info));
 487 }
 488 #else
 489 static inline void z2_i2c_init(void) {}
 490 #endif
 491
 492 /******************************************************************************
 493  * SSP Devices - WiFi and LCD control
 494  ******************************************************************************/
 495 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
 496 /* WiFi */
 497 static int z2_lbs_spi_setup(struct spi_device *spi)
 498 {
 499         int ret = 0;
 500
 501         ret = gpio_request(GPIO15_ZIPITZ2_WIFI_POWER, "WiFi Power");
 502         if (ret)
 503                 goto err;
 504
 505         ret = gpio_direction_output(GPIO15_ZIPITZ2_WIFI_POWER, 1);
 506         if (ret)
 507                 goto err2;
 508
 509         ret = gpio_request(GPIO14_ZIPITZ2_WIFI_RESET, "WiFi Reset");
 510         if (ret)
 511                 goto err2;
 512
 513         ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_RESET, 0);
 514         if (ret)
 515                 goto err3;
 516
 517         /* Reset the card */
 518         mdelay(180);
 519         gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 1);
 520         mdelay(20);
 521
 522         spi->bits_per_word = 16;
 523         spi->mode = SPI_MODE_2,
 524
 525         spi_setup(spi);
 526
 527         return 0;
 528
 529 err3:
 530         gpio_free(GPIO14_ZIPITZ2_WIFI_RESET);
 531 err2:
 532         gpio_free(GPIO15_ZIPITZ2_WIFI_POWER);
 533 err:
 534         return ret;
 535 };
 536
 537 static int z2_lbs_spi_teardown(struct spi_device *spi)
 538 {
 539         gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 0);
 540         gpio_set_value(GPIO15_ZIPITZ2_WIFI_POWER, 0);
 541         gpio_free(GPIO14_ZIPITZ2_WIFI_RESET);
 542         gpio_free(GPIO15_ZIPITZ2_WIFI_POWER);
 543         return 0;
 544
 545 };
 546
 547 static struct pxa2xx_spi_chip z2_lbs_chip_info = {
 548         .rx_threshold   = 8,
 549         .tx_threshold   = 8,
 550         .timeout        = 1000,
 551         .gpio_cs        = GPIO24_ZIPITZ2_WIFI_CS,
 552 };
 553
 554 static struct libertas_spi_platform_data z2_lbs_pdata = {
 555         .use_dummy_writes       = 1,
 556         .setup                  = z2_lbs_spi_setup,
 557         .teardown               = z2_lbs_spi_teardown,
 558 };
 559
 560 /* LCD */
 561 static struct pxa2xx_spi_chip lms283_chip_info = {
 562         .rx_threshold   = 1,
 563         .tx_threshold   = 1,
 564         .timeout        = 64,
 565         .gpio_cs        = GPIO88_ZIPITZ2_LCD_CS,
 566 };
 567
 568 static const struct lms283gf05_pdata lms283_pdata = {
 569         .reset_gpio     = GPIO19_ZIPITZ2_LCD_RESET,
 570 };
 571
 572 static struct spi_board_info spi_board_info[] __initdata = {
 573 {
 574         .modalias               = "libertas_spi",
 575         .platform_data          = &z2_lbs_pdata,
 576         .controller_data        = &z2_lbs_chip_info,
 577         .irq                    = gpio_to_irq(GPIO36_ZIPITZ2_WIFI_IRQ),
 578         .max_speed_hz           = 13000000,
 579         .bus_num                = 1,
 580         .chip_select            = 0,
 581 },
 582 {
 583         .modalias               = "lms283gf05",
 584         .controller_data        = &lms283_chip_info,
 585         .platform_data          = &lms283_pdata,
 586         .max_speed_hz           = 400000,
 587         .bus_num                = 2,
 588         .chip_select            = 0,
 589 },
 590 };
 591
 592 static struct pxa2xx_spi_master pxa_ssp1_master_info = {
 593         .clock_enable   = CKEN_SSP,
 594         .num_chipselect = 1,
 595         .enable_dma     = 1,
 596 };
 597
 598 static struct pxa2xx_spi_master pxa_ssp2_master_info = {
 599         .clock_enable   = CKEN_SSP2,
 600         .num_chipselect = 1,
 601 };
 602
 603 static void __init z2_spi_init(void)
 604 {
 605         pxa2xx_set_spi_info(1, &pxa_ssp1_master_info);
 606         pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
 607         spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
 608 }
 609 #else
 610 static inline void z2_spi_init(void) {}
 611 #endif
 612
 613 /******************************************************************************
 614  * Core power regulator
 615  ******************************************************************************/
 616 #if defined(CONFIG_REGULATOR_TPS65023) || \
 617         defined(CONFIG_REGULATOR_TPS65023_MODULE)
 618 static struct regulator_consumer_supply z2_tps65021_consumers[] = {
 619         {
 620                 .supply = "vcc_core",
 621         }
 622 };
 623
 624 static struct regulator_init_data z2_tps65021_info[] = {
 625         {
 626                 .constraints = {
 627                         .name           = "vcc_core range",
 628                         .min_uV         = 800000,
 629                         .max_uV         = 1600000,
 630                         .always_on      = 1,
 631                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 632                 },
 633                 .consumer_supplies      = z2_tps65021_consumers,
 634                 .num_consumer_supplies  = ARRAY_SIZE(z2_tps65021_consumers),
 635         }, {
 636                 .constraints = {
 637                         .name           = "DCDC2",
 638                         .min_uV         = 3300000,
 639                         .max_uV         = 3300000,
 640                         .always_on      = 1,
 641                 },
 642         }, {
 643                 .constraints = {
 644                         .name           = "DCDC3",
 645                         .min_uV         = 1800000,
 646                         .max_uV         = 1800000,
 647                         .always_on      = 1,
 648                 },
 649         }, {
 650                 .constraints = {
 651                         .name           = "LDO1",
 652                         .min_uV         = 1000000,
 653                         .max_uV         = 3150000,
 654                         .always_on      = 1,
 655                 },
 656         }, {
 657                 .constraints = {
 658                         .name           = "LDO2",
 659                         .min_uV         = 1050000,
 660                         .max_uV         = 3300000,
 661                         .always_on      = 1,
 662                 },
 663         }
 664 };
 665
 666 static struct i2c_board_info __initdata z2_pi2c_board_info[] = {
 667         {
 668                 I2C_BOARD_INFO("tps65021", 0x48),
 669                 .platform_data  = &z2_tps65021_info,
 670         },
 671 };
 672
 673 static void __init z2_pmic_init(void)
 674 {
 675         pxa27x_set_i2c_power_info(NULL);
 676         i2c_register_board_info(1, ARRAY_AND_SIZE(z2_pi2c_board_info));
 677 }
 678 #else
 679 static inline void z2_pmic_init(void) {}
 680 #endif
 681
 682 /******************************************************************************
 683  * Machine init
 684  ******************************************************************************/
 685 static void __init z2_init(void)
 686 {
 687         pxa2xx_mfp_config(ARRAY_AND_SIZE(z2_pin_config));
 688
 689         pxa_set_ffuart_info(NULL);
 690         pxa_set_btuart_info(NULL);
 691         pxa_set_stuart_info(NULL);
 692
 693         z2_lcd_init();
 694         z2_mmc_init();
 695         z2_mkp_init();
 696         z2_i2c_init();
 697         z2_spi_init();
 698         z2_nor_init();
 699         z2_pwm_init();
 700         z2_leds_init();
 701         z2_keys_init();
 702         z2_pmic_init();
 703 }
 704
 705 MACHINE_START(ZIPIT2, "Zipit Z2")
 706         .boot_params    = 0xa0000100,
 707         .map_io         = pxa27x_map_io,
 708         .init_irq       = pxa27x_init_irq,
 709         .timer          = &pxa_timer,
 710         .init_machine   = z2_init,
 711 MACHINE_END