arch/arm/mach-ux500/board-mop500.c

   1 /*
   2  * Copyright (C) 2008-2012 ST-Ericsson
   3  *
   4  * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2, as
   8  * published by the Free Software Foundation.
   9  *
  10  */
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/interrupt.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/clk.h>
  16 #include <linux/io.h>
  17 #include <linux/i2c.h>
  18 #include <linux/platform_data/i2c-nomadik.h>
  19 #include <linux/platform_data/db8500_thermal.h>
  20 #include <linux/gpio.h>
  21 #include <linux/amba/bus.h>
  22 #include <linux/amba/pl022.h>
  23 #include <linux/amba/serial.h>
  24 #include <linux/spi/spi.h>
  25 #include <linux/mfd/abx500/ab8500.h>
  26 #include <linux/regulator/ab8500.h>
  27 #include <linux/regulator/fixed.h>
  28 #include <linux/regulator/driver.h>
  29 #include <linux/regulator/gpio-regulator.h>
  30 #include <linux/mfd/tc3589x.h>
  31 #include <linux/mfd/tps6105x.h>
  32 #include <linux/mfd/abx500/ab8500-gpio.h>
  33 #include <linux/mfd/abx500/ab8500-codec.h>
  34 #include <linux/platform_data/leds-lp55xx.h>
  35 #include <linux/input.h>
  36 #include <linux/smsc911x.h>
  37 #include <linux/gpio_keys.h>
  38 #include <linux/delay.h>
  39 #include <linux/leds.h>
  40 #include <linux/pinctrl/consumer.h>
  41 #include <linux/platform_data/pinctrl-nomadik.h>
  42 #include <linux/platform_data/dma-ste-dma40.h>
  43
  44 #include <asm/mach-types.h>
  45
  46 #include "setup.h"
  47 #include "devices.h"
  48 #include "irqs.h"
  49 #include <linux/platform_data/crypto-ux500.h>
  50
  51 #include "ste-dma40-db8500.h"
  52 #include "db8500-regs.h"
  53 #include "devices-db8500.h"
  54 #include "board-mop500.h"
  55 #include "board-mop500-regulators.h"
  56
  57 static struct gpio_led snowball_led_array[] = {
  58         {
  59                 .name = "user_led",
  60                 .default_trigger = "heartbeat",
  61                 .gpio = 142,
  62         },
  63 };
  64
  65 static struct gpio_led_platform_data snowball_led_data = {
  66         .leds = snowball_led_array,
  67         .num_leds = ARRAY_SIZE(snowball_led_array),
  68 };
  69
  70 static struct platform_device snowball_led_dev = {
  71         .name = "leds-gpio",
  72         .dev = {
  73                 .platform_data = &snowball_led_data,
  74         },
  75 };
  76
  77 static struct fixed_voltage_config snowball_gpio_en_3v3_data = {
  78        .supply_name            = "EN-3V3",
  79        .gpio                   = SNOWBALL_EN_3V3_ETH_GPIO,
  80        .microvolts             = 3300000,
  81        .enable_high            = 1,
  82        .init_data              = &gpio_en_3v3_regulator,
  83        .startup_delay          = 5000, /* 1200us */
  84 };
  85
  86 static struct platform_device snowball_gpio_en_3v3_regulator_dev = {
  87        .name   = "reg-fixed-voltage",
  88        .id     = 1,
  89        .dev    = {
  90                .platform_data  = &snowball_gpio_en_3v3_data,
  91        },
  92 };
  93
  94 /* Dynamically populated. */
  95 static struct gpio sdi0_reg_gpios[] = {
  96         { 0, GPIOF_OUT_INIT_LOW, "mmci_vsel" },
  97 };
  98
  99 static struct gpio_regulator_state sdi0_reg_states[] = {
 100         { .value = 2900000, .gpios = (0 << 0) },
 101         { .value = 1800000, .gpios = (1 << 0) },
 102 };
 103
 104 static struct gpio_regulator_config sdi0_reg_info = {
 105         .supply_name            = "ext-mmc-level-shifter",
 106         .gpios                  = sdi0_reg_gpios,
 107         .nr_gpios               = ARRAY_SIZE(sdi0_reg_gpios),
 108         .states                 = sdi0_reg_states,
 109         .nr_states              = ARRAY_SIZE(sdi0_reg_states),
 110         .type                   = REGULATOR_VOLTAGE,
 111         .enable_high            = 1,
 112         .enabled_at_boot        = 0,
 113         .init_data              = &sdi0_reg_init_data,
 114         .startup_delay          = 100,
 115 };
 116
 117 static struct platform_device sdi0_regulator = {
 118         .name = "gpio-regulator",
 119         .id   = -1,
 120         .dev  = {
 121                 .platform_data = &sdi0_reg_info,
 122         },
 123 };
 124
 125 static struct abx500_gpio_platform_data ab8500_gpio_pdata = {
 126         .gpio_base              = MOP500_AB8500_PIN_GPIO(1),
 127 };
 128
 129 /* ab8500-codec */
 130 static struct ab8500_codec_platform_data ab8500_codec_pdata = {
 131         .amics =  {
 132                 .mic1_type = AMIC_TYPE_DIFFERENTIAL,
 133                 .mic2_type = AMIC_TYPE_DIFFERENTIAL,
 134                 .mic1a_micbias = AMIC_MICBIAS_VAMIC1,
 135                 .mic1b_micbias = AMIC_MICBIAS_VAMIC1,
 136                 .mic2_micbias = AMIC_MICBIAS_VAMIC2
 137         },
 138         .ear_cmv = EAR_CMV_0_95V
 139 };
 140
 141 static struct gpio_keys_button snowball_key_array[] = {
 142         {
 143                 .gpio           = 32,
 144                 .type           = EV_KEY,
 145                 .code           = KEY_1,
 146                 .desc           = "userpb",
 147                 .active_low     = 1,
 148                 .debounce_interval = 50,
 149                 .wakeup         = 1,
 150         },
 151         {
 152                 .gpio           = 151,
 153                 .type           = EV_KEY,
 154                 .code           = KEY_2,
 155                 .desc           = "extkb1",
 156                 .active_low     = 1,
 157                 .debounce_interval = 50,
 158                 .wakeup         = 1,
 159         },
 160         {
 161                 .gpio           = 152,
 162                 .type           = EV_KEY,
 163                 .code           = KEY_3,
 164                 .desc           = "extkb2",
 165                 .active_low     = 1,
 166                 .debounce_interval = 50,
 167                 .wakeup         = 1,
 168         },
 169         {
 170                 .gpio           = 161,
 171                 .type           = EV_KEY,
 172                 .code           = KEY_4,
 173                 .desc           = "extkb3",
 174                 .active_low     = 1,
 175                 .debounce_interval = 50,
 176                 .wakeup         = 1,
 177         },
 178         {
 179                 .gpio           = 162,
 180                 .type           = EV_KEY,
 181                 .code           = KEY_5,
 182                 .desc           = "extkb4",
 183                 .active_low     = 1,
 184                 .debounce_interval = 50,
 185                 .wakeup         = 1,
 186         },
 187 };
 188
 189 static struct gpio_keys_platform_data snowball_key_data = {
 190         .buttons        = snowball_key_array,
 191         .nbuttons       = ARRAY_SIZE(snowball_key_array),
 192 };
 193
 194 static struct platform_device snowball_key_dev = {
 195         .name           = "gpio-keys",
 196         .id             = -1,
 197         .dev            = {
 198                 .platform_data  = &snowball_key_data,
 199         }
 200 };
 201
 202 static struct smsc911x_platform_config snowball_sbnet_cfg = {
 203         .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
 204         .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
 205         .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
 206         .shift = 1,
 207 };
 208
 209 static struct resource sbnet_res[] = {
 210         {
 211                 .name = "smsc911x-memory",
 212                 .start = (0x5000 << 16),
 213                 .end  =  (0x5000 << 16) + 0xffff,
 214                 .flags = IORESOURCE_MEM,
 215         },
 216         {
 217                 .start = NOMADIK_GPIO_TO_IRQ(140),
 218                 .end = NOMADIK_GPIO_TO_IRQ(140),
 219                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 220         },
 221 };
 222
 223 static struct platform_device snowball_sbnet_dev = {
 224         .name           = "smsc911x",
 225         .num_resources  = ARRAY_SIZE(sbnet_res),
 226         .resource       = sbnet_res,
 227         .dev            = {
 228                 .platform_data = &snowball_sbnet_cfg,
 229         },
 230 };
 231
 232 struct ab8500_platform_data ab8500_platdata = {
 233         .irq_base       = MOP500_AB8500_IRQ_BASE,
 234         .regulator      = &ab8500_regulator_plat_data,
 235         .gpio           = &ab8500_gpio_pdata,
 236         .codec          = &ab8500_codec_pdata,
 237 };
 238
 239 static struct platform_device u8500_cpufreq_cooling_device = {
 240         .name           = "db8500-cpufreq-cooling",
 241 };
 242
 243 /*
 244  * TPS61052
 245  */
 246
 247 static struct tps6105x_platform_data mop500_tps61052_data = {
 248         .mode = TPS6105X_MODE_VOLTAGE,
 249         .regulator_data = &tps61052_regulator,
 250 };
 251
 252 /*
 253  * TC35892
 254  */
 255
 256 static void mop500_tc35892_init(struct tc3589x *tc3589x, unsigned int base)
 257 {
 258         struct device *parent = NULL;
 259 #if 0
 260         /* FIXME: Is the sdi actually part of tc3589x? */
 261         parent = tc3589x->dev;
 262 #endif
 263         mop500_sdi_tc35892_init(parent);
 264 }
 265
 266 static struct tc3589x_gpio_platform_data mop500_tc35892_gpio_data = {
 267         .gpio_base      = MOP500_EGPIO(0),
 268         .setup          = mop500_tc35892_init,
 269 };
 270
 271 static struct tc3589x_platform_data mop500_tc35892_data = {
 272         .block          = TC3589x_BLOCK_GPIO,
 273         .gpio           = &mop500_tc35892_gpio_data,
 274         .irq_base       = MOP500_EGPIO_IRQ_BASE,
 275 };
 276
 277 static struct lp55xx_led_config lp5521_pri_led[] = {
 278        [0] = {
 279                .chan_nr = 0,
 280                .led_current = 0x2f,
 281                .max_current = 0x5f,
 282        },
 283        [1] = {
 284                .chan_nr = 1,
 285                .led_current = 0x2f,
 286                .max_current = 0x5f,
 287        },
 288        [2] = {
 289                .chan_nr = 2,
 290                .led_current = 0x2f,
 291                .max_current = 0x5f,
 292        },
 293 };
 294
 295 static struct lp55xx_platform_data __initdata lp5521_pri_data = {
 296        .label = "lp5521_pri",
 297        .led_config     = &lp5521_pri_led[0],
 298        .num_channels   = 3,
 299        .clock_mode     = LP55XX_CLOCK_EXT,
 300 };
 301
 302 static struct lp55xx_led_config lp5521_sec_led[] = {
 303        [0] = {
 304                .chan_nr = 0,
 305                .led_current = 0x2f,
 306                .max_current = 0x5f,
 307        },
 308        [1] = {
 309                .chan_nr = 1,
 310                .led_current = 0x2f,
 311                .max_current = 0x5f,
 312        },
 313        [2] = {
 314                .chan_nr = 2,
 315                .led_current = 0x2f,
 316                .max_current = 0x5f,
 317        },
 318 };
 319
 320 static struct lp55xx_platform_data __initdata lp5521_sec_data = {
 321        .label = "lp5521_sec",
 322        .led_config     = &lp5521_sec_led[0],
 323        .num_channels   = 3,
 324        .clock_mode     = LP55XX_CLOCK_EXT,
 325 };
 326
 327 /* I2C0 devices only available on the first HREF/MOP500 */
 328 static struct i2c_board_info __initdata mop500_i2c0_devices[] = {
 329         {
 330                 I2C_BOARD_INFO("tc3589x", 0x42),
 331                 .irq            = NOMADIK_GPIO_TO_IRQ(217),
 332                 .platform_data  = &mop500_tc35892_data,
 333         },
 334         {
 335                 I2C_BOARD_INFO("tps61052", 0x33),
 336                 .platform_data  = &mop500_tps61052_data,
 337         },
 338 };
 339
 340 static struct i2c_board_info __initdata mop500_i2c2_devices[] = {
 341         {
 342                 /* lp5521 LED driver, 1st device */
 343                 I2C_BOARD_INFO("lp5521", 0x33),
 344                 .platform_data = &lp5521_pri_data,
 345         },
 346         {
 347                 /* lp5521 LED driver, 2st device */
 348                 I2C_BOARD_INFO("lp5521", 0x34),
 349                 .platform_data = &lp5521_sec_data,
 350         },
 351         {
 352                 /* Light sensor Rohm BH1780GLI */
 353                 I2C_BOARD_INFO("bh1780", 0x29),
 354         },
 355 };
 356
 357 static int __init mop500_i2c_board_init(void)
 358 {
 359         if (machine_is_u8500())
 360                 mop500_uib_i2c_add(0, mop500_i2c0_devices,
 361                                    ARRAY_SIZE(mop500_i2c0_devices));
 362         mop500_uib_i2c_add(2, mop500_i2c2_devices,
 363                            ARRAY_SIZE(mop500_i2c2_devices));
 364         return 0;
 365 }
 366 device_initcall(mop500_i2c_board_init);
 367
 368 static void __init mop500_i2c_init(struct device *parent)
 369 {
 370         db8500_add_i2c0(parent, NULL);
 371         db8500_add_i2c1(parent, NULL);
 372         db8500_add_i2c2(parent, NULL);
 373         db8500_add_i2c3(parent, NULL);
 374 }
 375
 376 static struct gpio_keys_button mop500_gpio_keys[] = {
 377         {
 378                 .desc                   = "SFH7741 Proximity Sensor",
 379                 .type                   = EV_SW,
 380                 .code                   = SW_FRONT_PROXIMITY,
 381                 .active_low             = 0,
 382                 .can_disable            = 1,
 383         }
 384 };
 385
 386 static struct regulator *prox_regulator;
 387 static int mop500_prox_activate(struct device *dev);
 388 static void mop500_prox_deactivate(struct device *dev);
 389
 390 static struct gpio_keys_platform_data mop500_gpio_keys_data = {
 391         .buttons        = mop500_gpio_keys,
 392         .nbuttons       = ARRAY_SIZE(mop500_gpio_keys),
 393         .enable         = mop500_prox_activate,
 394         .disable        = mop500_prox_deactivate,
 395 };
 396
 397 static struct platform_device mop500_gpio_keys_device = {
 398         .name   = "gpio-keys",
 399         .id     = 0,
 400         .dev    = {
 401                 .platform_data  = &mop500_gpio_keys_data,
 402         },
 403 };
 404
 405 static int mop500_prox_activate(struct device *dev)
 406 {
 407         prox_regulator = regulator_get(&mop500_gpio_keys_device.dev,
 408                                                 "vcc");
 409         if (IS_ERR(prox_regulator)) {
 410                 dev_err(&mop500_gpio_keys_device.dev,
 411                         "no regulator\n");
 412                 return PTR_ERR(prox_regulator);
 413         }
 414
 415         return regulator_enable(prox_regulator);
 416 }
 417
 418 static void mop500_prox_deactivate(struct device *dev)
 419 {
 420         regulator_disable(prox_regulator);
 421         regulator_put(prox_regulator);
 422 }
 423
 424 static struct cryp_platform_data u8500_cryp1_platform_data = {
 425                 .mem_to_engine = {
 426                                 .dir = DMA_MEM_TO_DEV,
 427                                 .dev_type = DB8500_DMA_DEV48_CAC1,
 428                                 .mode = STEDMA40_MODE_LOGICAL,
 429                 },
 430                 .engine_to_mem = {
 431                                 .dir = DMA_DEV_TO_MEM,
 432                                 .dev_type = DB8500_DMA_DEV48_CAC1,
 433                                 .mode = STEDMA40_MODE_LOGICAL,
 434                 }
 435 };
 436
 437 static struct stedma40_chan_cfg u8500_hash_dma_cfg_tx = {
 438                 .dir = DMA_MEM_TO_DEV,
 439                 .dev_type = DB8500_DMA_DEV50_HAC1_TX,
 440                 .mode = STEDMA40_MODE_LOGICAL,
 441 };
 442
 443 static struct hash_platform_data u8500_hash1_platform_data = {
 444                 .mem_to_engine = &u8500_hash_dma_cfg_tx,
 445                 .dma_filter = stedma40_filter,
 446 };
 447
 448 /* add any platform devices here - TODO */
 449 static struct platform_device *mop500_platform_devs[] __initdata = {
 450         &mop500_gpio_keys_device,
 451         &sdi0_regulator,
 452 };
 453
 454 #ifdef CONFIG_STE_DMA40
 455 static struct stedma40_chan_cfg ssp0_dma_cfg_rx = {
 456         .mode = STEDMA40_MODE_LOGICAL,
 457         .dir = DMA_DEV_TO_MEM,
 458         .dev_type = DB8500_DMA_DEV8_SSP0,
 459 };
 460
 461 static struct stedma40_chan_cfg ssp0_dma_cfg_tx = {
 462         .mode = STEDMA40_MODE_LOGICAL,
 463         .dir = DMA_MEM_TO_DEV,
 464         .dev_type = DB8500_DMA_DEV8_SSP0,
 465 };
 466 #endif
 467
 468 struct pl022_ssp_controller ssp0_plat = {
 469         .bus_id = 0,
 470 #ifdef CONFIG_STE_DMA40
 471         .enable_dma = 1,
 472         .dma_filter = stedma40_filter,
 473         .dma_rx_param = &ssp0_dma_cfg_rx,
 474         .dma_tx_param = &ssp0_dma_cfg_tx,
 475 #else
 476         .enable_dma = 0,
 477 #endif
 478         /* on this platform, gpio 31,142,144,214 &
 479          * 224 are connected as chip selects
 480          */
 481         .num_chipselect = 5,
 482 };
 483
 484 static void __init mop500_spi_init(struct device *parent)
 485 {
 486         db8500_add_ssp0(parent, &ssp0_plat);
 487 }
 488
 489 #ifdef CONFIG_STE_DMA40
 490 static struct stedma40_chan_cfg uart0_dma_cfg_rx = {
 491         .mode = STEDMA40_MODE_LOGICAL,
 492         .dir = DMA_DEV_TO_MEM,
 493         .dev_type = DB8500_DMA_DEV13_UART0,
 494 };
 495
 496 static struct stedma40_chan_cfg uart0_dma_cfg_tx = {
 497         .mode = STEDMA40_MODE_LOGICAL,
 498         .dir = DMA_MEM_TO_DEV,
 499         .dev_type = DB8500_DMA_DEV13_UART0,
 500 };
 501
 502 static struct stedma40_chan_cfg uart1_dma_cfg_rx = {
 503         .mode = STEDMA40_MODE_LOGICAL,
 504         .dir = DMA_DEV_TO_MEM,
 505         .dev_type = DB8500_DMA_DEV12_UART1,
 506 };
 507
 508 static struct stedma40_chan_cfg uart1_dma_cfg_tx = {
 509         .mode = STEDMA40_MODE_LOGICAL,
 510         .dir = DMA_MEM_TO_DEV,
 511         .dev_type = DB8500_DMA_DEV12_UART1,
 512 };
 513
 514 static struct stedma40_chan_cfg uart2_dma_cfg_rx = {
 515         .mode = STEDMA40_MODE_LOGICAL,
 516         .dir = DMA_DEV_TO_MEM,
 517         .dev_type = DB8500_DMA_DEV11_UART2,
 518 };
 519
 520 static struct stedma40_chan_cfg uart2_dma_cfg_tx = {
 521         .mode = STEDMA40_MODE_LOGICAL,
 522         .dir = DMA_MEM_TO_DEV,
 523         .dev_type = DB8500_DMA_DEV11_UART2,
 524 };
 525 #endif
 526
 527 struct amba_pl011_data uart0_plat = {
 528 #ifdef CONFIG_STE_DMA40
 529         .dma_filter = stedma40_filter,
 530         .dma_rx_param = &uart0_dma_cfg_rx,
 531         .dma_tx_param = &uart0_dma_cfg_tx,
 532 #endif
 533 };
 534
 535 struct amba_pl011_data uart1_plat = {
 536 #ifdef CONFIG_STE_DMA40
 537         .dma_filter = stedma40_filter,
 538         .dma_rx_param = &uart1_dma_cfg_rx,
 539         .dma_tx_param = &uart1_dma_cfg_tx,
 540 #endif
 541 };
 542
 543 struct amba_pl011_data uart2_plat = {
 544 #ifdef CONFIG_STE_DMA40
 545         .dma_filter = stedma40_filter,
 546         .dma_rx_param = &uart2_dma_cfg_rx,
 547         .dma_tx_param = &uart2_dma_cfg_tx,
 548 #endif
 549 };
 550
 551 static void __init mop500_uart_init(struct device *parent)
 552 {
 553         db8500_add_uart0(parent, &uart0_plat);
 554         db8500_add_uart1(parent, &uart1_plat);
 555         db8500_add_uart2(parent, &uart2_plat);
 556 }
 557
 558 static void __init u8500_cryp1_hash1_init(struct device *parent)
 559 {
 560         db8500_add_cryp1(parent, &u8500_cryp1_platform_data);
 561         db8500_add_hash1(parent, &u8500_hash1_platform_data);
 562 }
 563
 564 static struct platform_device *snowball_platform_devs[] __initdata = {
 565         &snowball_led_dev,
 566         &snowball_key_dev,
 567         &snowball_sbnet_dev,
 568         &snowball_gpio_en_3v3_regulator_dev,
 569         &u8500_cpufreq_cooling_device,
 570         &sdi0_regulator,
 571 };
 572
 573 static void __init mop500_init_machine(void)
 574 {
 575         struct device *parent = NULL;
 576         int i;
 577
 578         platform_device_register(&db8500_prcmu_device);
 579         mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
 580
 581         sdi0_reg_info.enable_gpio = GPIO_SDMMC_EN;
 582         sdi0_reg_info.gpios[0].gpio = GPIO_SDMMC_1V8_3V_SEL;
 583
 584         mop500_pinmaps_init();
 585         parent = u8500_init_devices();
 586
 587         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
 588                 mop500_platform_devs[i]->dev.parent = parent;
 589
 590         platform_add_devices(mop500_platform_devs,
 591                         ARRAY_SIZE(mop500_platform_devs));
 592
 593         mop500_i2c_init(parent);
 594         mop500_sdi_init(parent);
 595         mop500_spi_init(parent);
 596         mop500_audio_init(parent);
 597         mop500_uart_init(parent);
 598         u8500_cryp1_hash1_init(parent);
 599
 600         /* This board has full regulator constraints */
 601         regulator_has_full_constraints();
 602 }
 603
 604
 605 static void __init snowball_init_machine(void)
 606 {
 607         struct device *parent = NULL;
 608         int i;
 609
 610         platform_device_register(&db8500_prcmu_device);
 611
 612         sdi0_reg_info.enable_gpio = SNOWBALL_SDMMC_EN_GPIO;
 613         sdi0_reg_info.gpios[0].gpio = SNOWBALL_SDMMC_1V8_3V_GPIO;
 614
 615         snowball_pinmaps_init();
 616         parent = u8500_init_devices();
 617
 618         for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
 619                 snowball_platform_devs[i]->dev.parent = parent;
 620
 621         platform_add_devices(snowball_platform_devs,
 622                         ARRAY_SIZE(snowball_platform_devs));
 623
 624         mop500_i2c_init(parent);
 625         snowball_sdi_init(parent);
 626         mop500_spi_init(parent);
 627         mop500_audio_init(parent);
 628         mop500_uart_init(parent);
 629
 630         u8500_cryp1_hash1_init(parent);
 631
 632         /* This board has full regulator constraints */
 633         regulator_has_full_constraints();
 634 }
 635
 636 static void __init hrefv60_init_machine(void)
 637 {
 638         struct device *parent = NULL;
 639         int i;
 640
 641         platform_device_register(&db8500_prcmu_device);
 642         /*
 643          * The HREFv60 board removed a GPIO expander and routed
 644          * all these GPIO pins to the internal GPIO controller
 645          * instead.
 646          */
 647         mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
 648
 649         sdi0_reg_info.enable_gpio = HREFV60_SDMMC_EN_GPIO;
 650         sdi0_reg_info.gpios[0].gpio = HREFV60_SDMMC_1V8_3V_GPIO;
 651
 652         hrefv60_pinmaps_init();
 653         parent = u8500_init_devices();
 654
 655         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
 656                 mop500_platform_devs[i]->dev.parent = parent;
 657
 658         platform_add_devices(mop500_platform_devs,
 659                         ARRAY_SIZE(mop500_platform_devs));
 660
 661         mop500_i2c_init(parent);
 662         hrefv60_sdi_init(parent);
 663         mop500_spi_init(parent);
 664         mop500_audio_init(parent);
 665         mop500_uart_init(parent);
 666
 667         /* This board has full regulator constraints */
 668         regulator_has_full_constraints();
 669 }
 670
 671 MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
 672         /* Maintainer: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> */
 673         .atag_offset    = 0x100,
 674         .smp            = smp_ops(ux500_smp_ops),
 675         .map_io         = u8500_map_io,
 676         .init_irq       = ux500_init_irq,
 677         /* we re-use nomadik timer here */
 678         .init_time      = ux500_timer_init,
 679         .init_machine   = mop500_init_machine,
 680         .init_late      = ux500_init_late,
 681         .restart        = ux500_restart,
 682 MACHINE_END
 683
 684 MACHINE_START(U8520, "ST-Ericsson U8520 Platform HREFP520")
 685         .atag_offset    = 0x100,
 686         .map_io         = u8500_map_io,
 687         .init_irq       = ux500_init_irq,
 688         .init_time      = ux500_timer_init,
 689         .init_machine   = mop500_init_machine,
 690         .init_late      = ux500_init_late,
 691         .restart        = ux500_restart,
 692 MACHINE_END
 693
 694 MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+")
 695         .atag_offset    = 0x100,
 696         .smp            = smp_ops(ux500_smp_ops),
 697         .map_io         = u8500_map_io,
 698         .init_irq       = ux500_init_irq,
 699         .init_time      = ux500_timer_init,
 700         .init_machine   = hrefv60_init_machine,
 701         .init_late      = ux500_init_late,
 702         .restart        = ux500_restart,
 703 MACHINE_END
 704
 705 MACHINE_START(SNOWBALL, "Calao Systems Snowball platform")
 706         .atag_offset    = 0x100,
 707         .smp            = smp_ops(ux500_smp_ops),
 708         .map_io         = u8500_map_io,
 709         .init_irq       = ux500_init_irq,
 710         /* we re-use nomadik timer here */
 711         .init_time      = ux500_timer_init,
 712         .init_machine   = snowball_init_machine,
 713         .init_late      = NULL,
 714         .restart        = ux500_restart,
 715 MACHINE_END