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

   1
   2 /*
   3  * Copyright (C) 2008-2009 ST-Ericsson
   4  *
   5  * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2, as
   9  * published by the Free Software Foundation.
  10  *
  11  */
  12 #include <linux/kernel.h>
  13 #include <linux/init.h>
  14 #include <linux/interrupt.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/io.h>
  17 #include <linux/i2c.h>
  18 #include <linux/platform_data/i2c-nomadik.h>
  19 #include <linux/gpio.h>
  20 #include <linux/amba/bus.h>
  21 #include <linux/amba/pl022.h>
  22 #include <linux/amba/serial.h>
  23 #include <linux/spi/spi.h>
  24 #include <linux/mfd/abx500/ab8500.h>
  25 #include <linux/regulator/ab8500.h>
  26 #include <linux/mfd/tc3589x.h>
  27 #include <linux/mfd/tps6105x.h>
  28 #include <linux/mfd/abx500/ab8500-gpio.h>
  29 #include <linux/mfd/abx500/ab8500-codec.h>
  30 #include <linux/leds-lp5521.h>
  31 #include <linux/input.h>
  32 #include <linux/smsc911x.h>
  33 #include <linux/gpio_keys.h>
  34 #include <linux/delay.h>
  35 #include <linux/of.h>
  36 #include <linux/of_platform.h>
  37 #include <linux/leds.h>
  38 #include <linux/pinctrl/consumer.h>
  39
  40 #include <asm/mach-types.h>
  41 #include <asm/mach/arch.h>
  42 #include <asm/hardware/gic.h>
  43
  44 #include <plat/ste_dma40.h>
  45 #include <plat/gpio-nomadik.h>
  46
  47 #include <mach/hardware.h>
  48 #include <mach/setup.h>
  49 #include <mach/devices.h>
  50 #include <mach/irqs.h>
  51 #include <mach/crypto-ux500.h>
  52
  53 #include "ste-dma40-db8500.h"
  54 #include "devices-db8500.h"
  55 #include "board-mop500.h"
  56 #include "board-mop500-regulators.h"
  57
  58 static struct gpio_led snowball_led_array[] = {
  59         {
  60                 .name = "user_led",
  61                 .default_trigger = "heartbeat",
  62                 .gpio = 142,
  63         },
  64 };
  65
  66 static struct gpio_led_platform_data snowball_led_data = {
  67         .leds = snowball_led_array,
  68         .num_leds = ARRAY_SIZE(snowball_led_array),
  69 };
  70
  71 static struct platform_device snowball_led_dev = {
  72         .name = "leds-gpio",
  73         .dev = {
  74                 .platform_data = &snowball_led_data,
  75         },
  76 };
  77
  78 static struct ab8500_gpio_platform_data ab8500_gpio_pdata = {
  79         .gpio_base              = MOP500_AB8500_PIN_GPIO(1),
  80         .irq_base               = MOP500_AB8500_VIR_GPIO_IRQ_BASE,
  81         /* config_reg is the initial configuration of ab8500 pins.
  82          * The pins can be configured as GPIO or alt functions based
  83          * on value present in GpioSel1 to GpioSel6 and AlternatFunction
  84          * register. This is the array of 7 configuration settings.
  85          * One has to compile time decide these settings. Below is the
  86          * explanation of these setting
  87          * GpioSel1 = 0x00 => Pins GPIO1 to GPIO8 are not used as GPIO
  88          * GpioSel2 = 0x1E => Pins GPIO10 to GPIO13 are configured as GPIO
  89          * GpioSel3 = 0x80 => Pin GPIO24 is configured as GPIO
  90          * GpioSel4 = 0x01 => Pin GPIo25 is configured as GPIO
  91          * GpioSel5 = 0x7A => Pins GPIO34, GPIO36 to GPIO39 are conf as GPIO
  92          * GpioSel6 = 0x00 => Pins GPIO41 & GPIo42 are not configured as GPIO
  93          * AlternaFunction = 0x00 => If Pins GPIO10 to 13 are not configured
  94          * as GPIO then this register selectes the alternate fucntions
  95          */
  96         .config_reg             = {0x00, 0x1E, 0x80, 0x01,
  97                                         0x7A, 0x00, 0x00},
  98 };
  99
 100 /* ab8500-codec */
 101 static struct ab8500_codec_platform_data ab8500_codec_pdata = {
 102         .amics =  {
 103                 .mic1_type = AMIC_TYPE_DIFFERENTIAL,
 104                 .mic2_type = AMIC_TYPE_DIFFERENTIAL,
 105                 .mic1a_micbias = AMIC_MICBIAS_VAMIC1,
 106                 .mic1b_micbias = AMIC_MICBIAS_VAMIC1,
 107                 .mic2_micbias = AMIC_MICBIAS_VAMIC2
 108         },
 109         .ear_cmv = EAR_CMV_0_95V
 110 };
 111
 112 static struct gpio_keys_button snowball_key_array[] = {
 113         {
 114                 .gpio           = 32,
 115                 .type           = EV_KEY,
 116                 .code           = KEY_1,
 117                 .desc           = "userpb",
 118                 .active_low     = 1,
 119                 .debounce_interval = 50,
 120                 .wakeup         = 1,
 121         },
 122         {
 123                 .gpio           = 151,
 124                 .type           = EV_KEY,
 125                 .code           = KEY_2,
 126                 .desc           = "extkb1",
 127                 .active_low     = 1,
 128                 .debounce_interval = 50,
 129                 .wakeup         = 1,
 130         },
 131         {
 132                 .gpio           = 152,
 133                 .type           = EV_KEY,
 134                 .code           = KEY_3,
 135                 .desc           = "extkb2",
 136                 .active_low     = 1,
 137                 .debounce_interval = 50,
 138                 .wakeup         = 1,
 139         },
 140         {
 141                 .gpio           = 161,
 142                 .type           = EV_KEY,
 143                 .code           = KEY_4,
 144                 .desc           = "extkb3",
 145                 .active_low     = 1,
 146                 .debounce_interval = 50,
 147                 .wakeup         = 1,
 148         },
 149         {
 150                 .gpio           = 162,
 151                 .type           = EV_KEY,
 152                 .code           = KEY_5,
 153                 .desc           = "extkb4",
 154                 .active_low     = 1,
 155                 .debounce_interval = 50,
 156                 .wakeup         = 1,
 157         },
 158 };
 159
 160 static struct gpio_keys_platform_data snowball_key_data = {
 161         .buttons        = snowball_key_array,
 162         .nbuttons       = ARRAY_SIZE(snowball_key_array),
 163 };
 164
 165 static struct platform_device snowball_key_dev = {
 166         .name           = "gpio-keys",
 167         .id             = -1,
 168         .dev            = {
 169                 .platform_data  = &snowball_key_data,
 170         }
 171 };
 172
 173 static struct smsc911x_platform_config snowball_sbnet_cfg = {
 174         .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
 175         .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
 176         .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
 177         .shift = 1,
 178 };
 179
 180 static struct resource sbnet_res[] = {
 181         {
 182                 .name = "smsc911x-memory",
 183                 .start = (0x5000 << 16),
 184                 .end  =  (0x5000 << 16) + 0xffff,
 185                 .flags = IORESOURCE_MEM,
 186         },
 187         {
 188                 .start = NOMADIK_GPIO_TO_IRQ(140),
 189                 .end = NOMADIK_GPIO_TO_IRQ(140),
 190                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 191         },
 192 };
 193
 194 static struct platform_device snowball_sbnet_dev = {
 195         .name           = "smsc911x",
 196         .num_resources  = ARRAY_SIZE(sbnet_res),
 197         .resource       = sbnet_res,
 198         .dev            = {
 199                 .platform_data = &snowball_sbnet_cfg,
 200         },
 201 };
 202
 203 static struct ab8500_platform_data ab8500_platdata = {
 204         .irq_base       = MOP500_AB8500_IRQ_BASE,
 205         .regulator_reg_init = ab8500_regulator_reg_init,
 206         .num_regulator_reg_init = ARRAY_SIZE(ab8500_regulator_reg_init),
 207         .regulator      = ab8500_regulators,
 208         .num_regulator  = ARRAY_SIZE(ab8500_regulators),
 209         .gpio           = &ab8500_gpio_pdata,
 210         .codec          = &ab8500_codec_pdata,
 211 };
 212
 213 /*
 214  * TPS61052
 215  */
 216
 217 static struct tps6105x_platform_data mop500_tps61052_data = {
 218         .mode = TPS6105X_MODE_VOLTAGE,
 219         .regulator_data = &tps61052_regulator,
 220 };
 221
 222 /*
 223  * TC35892
 224  */
 225
 226 static void mop500_tc35892_init(struct tc3589x *tc3589x, unsigned int base)
 227 {
 228         struct device *parent = NULL;
 229 #if 0
 230         /* FIXME: Is the sdi actually part of tc3589x? */
 231         parent = tc3589x->dev;
 232 #endif
 233         mop500_sdi_tc35892_init(parent);
 234 }
 235
 236 static struct tc3589x_gpio_platform_data mop500_tc35892_gpio_data = {
 237         .gpio_base      = MOP500_EGPIO(0),
 238         .setup          = mop500_tc35892_init,
 239 };
 240
 241 static struct tc3589x_platform_data mop500_tc35892_data = {
 242         .block          = TC3589x_BLOCK_GPIO,
 243         .gpio           = &mop500_tc35892_gpio_data,
 244         .irq_base       = MOP500_EGPIO_IRQ_BASE,
 245 };
 246
 247 static struct lp5521_led_config lp5521_pri_led[] = {
 248        [0] = {
 249                .chan_nr = 0,
 250                .led_current = 0x2f,
 251                .max_current = 0x5f,
 252        },
 253        [1] = {
 254                .chan_nr = 1,
 255                .led_current = 0x2f,
 256                .max_current = 0x5f,
 257        },
 258        [2] = {
 259                .chan_nr = 2,
 260                .led_current = 0x2f,
 261                .max_current = 0x5f,
 262        },
 263 };
 264
 265 static struct lp5521_platform_data __initdata lp5521_pri_data = {
 266        .label = "lp5521_pri",
 267        .led_config     = &lp5521_pri_led[0],
 268        .num_channels   = 3,
 269        .clock_mode     = LP5521_CLOCK_EXT,
 270 };
 271
 272 static struct lp5521_led_config lp5521_sec_led[] = {
 273        [0] = {
 274                .chan_nr = 0,
 275                .led_current = 0x2f,
 276                .max_current = 0x5f,
 277        },
 278        [1] = {
 279                .chan_nr = 1,
 280                .led_current = 0x2f,
 281                .max_current = 0x5f,
 282        },
 283        [2] = {
 284                .chan_nr = 2,
 285                .led_current = 0x2f,
 286                .max_current = 0x5f,
 287        },
 288 };
 289
 290 static struct lp5521_platform_data __initdata lp5521_sec_data = {
 291        .label = "lp5521_sec",
 292        .led_config     = &lp5521_sec_led[0],
 293        .num_channels   = 3,
 294        .clock_mode     = LP5521_CLOCK_EXT,
 295 };
 296
 297 static struct i2c_board_info __initdata mop500_i2c0_devices[] = {
 298         {
 299                 I2C_BOARD_INFO("tc3589x", 0x42),
 300                 .irq            = NOMADIK_GPIO_TO_IRQ(217),
 301                 .platform_data  = &mop500_tc35892_data,
 302         },
 303         /* I2C0 devices only available prior to HREFv60 */
 304         {
 305                 I2C_BOARD_INFO("tps61052", 0x33),
 306                 .platform_data  = &mop500_tps61052_data,
 307         },
 308 };
 309
 310 #define NUM_PRE_V60_I2C0_DEVICES 1
 311
 312 static struct i2c_board_info __initdata mop500_i2c2_devices[] = {
 313         {
 314                 /* lp5521 LED driver, 1st device */
 315                 I2C_BOARD_INFO("lp5521", 0x33),
 316                 .platform_data = &lp5521_pri_data,
 317         },
 318         {
 319                 /* lp5521 LED driver, 2st device */
 320                 I2C_BOARD_INFO("lp5521", 0x34),
 321                 .platform_data = &lp5521_sec_data,
 322         },
 323         {
 324                 /* Light sensor Rohm BH1780GLI */
 325                 I2C_BOARD_INFO("bh1780", 0x29),
 326         },
 327 };
 328
 329 static void __init mop500_i2c_init(struct device *parent)
 330 {
 331         db8500_add_i2c0(parent, NULL);
 332         db8500_add_i2c1(parent, NULL);
 333         db8500_add_i2c2(parent, NULL);
 334         db8500_add_i2c3(parent, NULL);
 335 }
 336
 337 static struct gpio_keys_button mop500_gpio_keys[] = {
 338         {
 339                 .desc                   = "SFH7741 Proximity Sensor",
 340                 .type                   = EV_SW,
 341                 .code                   = SW_FRONT_PROXIMITY,
 342                 .active_low             = 0,
 343                 .can_disable            = 1,
 344         }
 345 };
 346
 347 static struct regulator *prox_regulator;
 348 static int mop500_prox_activate(struct device *dev);
 349 static void mop500_prox_deactivate(struct device *dev);
 350
 351 static struct gpio_keys_platform_data mop500_gpio_keys_data = {
 352         .buttons        = mop500_gpio_keys,
 353         .nbuttons       = ARRAY_SIZE(mop500_gpio_keys),
 354         .enable         = mop500_prox_activate,
 355         .disable        = mop500_prox_deactivate,
 356 };
 357
 358 static struct platform_device mop500_gpio_keys_device = {
 359         .name   = "gpio-keys",
 360         .id     = 0,
 361         .dev    = {
 362                 .platform_data  = &mop500_gpio_keys_data,
 363         },
 364 };
 365
 366 static int mop500_prox_activate(struct device *dev)
 367 {
 368         prox_regulator = regulator_get(&mop500_gpio_keys_device.dev,
 369                                                 "vcc");
 370         if (IS_ERR(prox_regulator)) {
 371                 dev_err(&mop500_gpio_keys_device.dev,
 372                         "no regulator\n");
 373                 return PTR_ERR(prox_regulator);
 374         }
 375         regulator_enable(prox_regulator);
 376         return 0;
 377 }
 378
 379 static void mop500_prox_deactivate(struct device *dev)
 380 {
 381         regulator_disable(prox_regulator);
 382         regulator_put(prox_regulator);
 383 }
 384
 385 static struct cryp_platform_data u8500_cryp1_platform_data = {
 386                 .mem_to_engine = {
 387                                 .dir = STEDMA40_MEM_TO_PERIPH,
 388                                 .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
 389                                 .dst_dev_type = DB8500_DMA_DEV48_CAC1_TX,
 390                                 .src_info.data_width = STEDMA40_WORD_WIDTH,
 391                                 .dst_info.data_width = STEDMA40_WORD_WIDTH,
 392                                 .mode = STEDMA40_MODE_LOGICAL,
 393                                 .src_info.psize = STEDMA40_PSIZE_LOG_4,
 394                                 .dst_info.psize = STEDMA40_PSIZE_LOG_4,
 395                 },
 396                 .engine_to_mem = {
 397                                 .dir = STEDMA40_PERIPH_TO_MEM,
 398                                 .src_dev_type = DB8500_DMA_DEV48_CAC1_RX,
 399                                 .dst_dev_type = STEDMA40_DEV_DST_MEMORY,
 400                                 .src_info.data_width = STEDMA40_WORD_WIDTH,
 401                                 .dst_info.data_width = STEDMA40_WORD_WIDTH,
 402                                 .mode = STEDMA40_MODE_LOGICAL,
 403                                 .src_info.psize = STEDMA40_PSIZE_LOG_4,
 404                                 .dst_info.psize = STEDMA40_PSIZE_LOG_4,
 405                 }
 406 };
 407
 408 static struct stedma40_chan_cfg u8500_hash_dma_cfg_tx = {
 409                 .dir = STEDMA40_MEM_TO_PERIPH,
 410                 .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
 411                 .dst_dev_type = DB8500_DMA_DEV50_HAC1_TX,
 412                 .src_info.data_width = STEDMA40_WORD_WIDTH,
 413                 .dst_info.data_width = STEDMA40_WORD_WIDTH,
 414                 .mode = STEDMA40_MODE_LOGICAL,
 415                 .src_info.psize = STEDMA40_PSIZE_LOG_16,
 416                 .dst_info.psize = STEDMA40_PSIZE_LOG_16,
 417 };
 418
 419 static struct hash_platform_data u8500_hash1_platform_data = {
 420                 .mem_to_engine = &u8500_hash_dma_cfg_tx,
 421                 .dma_filter = stedma40_filter,
 422 };
 423
 424 /* add any platform devices here - TODO */
 425 static struct platform_device *mop500_platform_devs[] __initdata = {
 426         &mop500_gpio_keys_device,
 427 };
 428
 429 #ifdef CONFIG_STE_DMA40
 430 static struct stedma40_chan_cfg ssp0_dma_cfg_rx = {
 431         .mode = STEDMA40_MODE_LOGICAL,
 432         .dir = STEDMA40_PERIPH_TO_MEM,
 433         .src_dev_type =  DB8500_DMA_DEV8_SSP0_RX,
 434         .dst_dev_type = STEDMA40_DEV_DST_MEMORY,
 435         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 436         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 437 };
 438
 439 static struct stedma40_chan_cfg ssp0_dma_cfg_tx = {
 440         .mode = STEDMA40_MODE_LOGICAL,
 441         .dir = STEDMA40_MEM_TO_PERIPH,
 442         .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
 443         .dst_dev_type = DB8500_DMA_DEV8_SSP0_TX,
 444         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 445         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 446 };
 447 #endif
 448
 449 static struct pl022_ssp_controller ssp0_plat = {
 450         .bus_id = 0,
 451 #ifdef CONFIG_STE_DMA40
 452         .enable_dma = 1,
 453         .dma_filter = stedma40_filter,
 454         .dma_rx_param = &ssp0_dma_cfg_rx,
 455         .dma_tx_param = &ssp0_dma_cfg_tx,
 456 #else
 457         .enable_dma = 0,
 458 #endif
 459         /* on this platform, gpio 31,142,144,214 &
 460          * 224 are connected as chip selects
 461          */
 462         .num_chipselect = 5,
 463 };
 464
 465 static void __init mop500_spi_init(struct device *parent)
 466 {
 467         db8500_add_ssp0(parent, &ssp0_plat);
 468 }
 469
 470 #ifdef CONFIG_STE_DMA40
 471 static struct stedma40_chan_cfg uart0_dma_cfg_rx = {
 472         .mode = STEDMA40_MODE_LOGICAL,
 473         .dir = STEDMA40_PERIPH_TO_MEM,
 474         .src_dev_type =  DB8500_DMA_DEV13_UART0_RX,
 475         .dst_dev_type = STEDMA40_DEV_DST_MEMORY,
 476         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 477         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 478 };
 479
 480 static struct stedma40_chan_cfg uart0_dma_cfg_tx = {
 481         .mode = STEDMA40_MODE_LOGICAL,
 482         .dir = STEDMA40_MEM_TO_PERIPH,
 483         .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
 484         .dst_dev_type = DB8500_DMA_DEV13_UART0_TX,
 485         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 486         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 487 };
 488
 489 static struct stedma40_chan_cfg uart1_dma_cfg_rx = {
 490         .mode = STEDMA40_MODE_LOGICAL,
 491         .dir = STEDMA40_PERIPH_TO_MEM,
 492         .src_dev_type =  DB8500_DMA_DEV12_UART1_RX,
 493         .dst_dev_type = STEDMA40_DEV_DST_MEMORY,
 494         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 495         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 496 };
 497
 498 static struct stedma40_chan_cfg uart1_dma_cfg_tx = {
 499         .mode = STEDMA40_MODE_LOGICAL,
 500         .dir = STEDMA40_MEM_TO_PERIPH,
 501         .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
 502         .dst_dev_type = DB8500_DMA_DEV12_UART1_TX,
 503         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 504         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 505 };
 506
 507 static struct stedma40_chan_cfg uart2_dma_cfg_rx = {
 508         .mode = STEDMA40_MODE_LOGICAL,
 509         .dir = STEDMA40_PERIPH_TO_MEM,
 510         .src_dev_type =  DB8500_DMA_DEV11_UART2_RX,
 511         .dst_dev_type = STEDMA40_DEV_DST_MEMORY,
 512         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 513         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 514 };
 515
 516 static struct stedma40_chan_cfg uart2_dma_cfg_tx = {
 517         .mode = STEDMA40_MODE_LOGICAL,
 518         .dir = STEDMA40_MEM_TO_PERIPH,
 519         .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
 520         .dst_dev_type = DB8500_DMA_DEV11_UART2_TX,
 521         .src_info.data_width = STEDMA40_BYTE_WIDTH,
 522         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
 523 };
 524 #endif
 525
 526 #define PRCC_K_SOFTRST_SET      0x18
 527 #define PRCC_K_SOFTRST_CLEAR    0x1C
 528 static void ux500_uart0_reset(void)
 529 {
 530         void __iomem *prcc_rst_set, *prcc_rst_clr;
 531
 532         prcc_rst_set = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE +
 533                         PRCC_K_SOFTRST_SET);
 534         prcc_rst_clr = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE +
 535                         PRCC_K_SOFTRST_CLEAR);
 536
 537         /* Activate soft reset PRCC_K_SOFTRST_CLEAR */
 538         writel((readl(prcc_rst_clr) | 0x1), prcc_rst_clr);
 539         udelay(1);
 540
 541         /* Release soft reset PRCC_K_SOFTRST_SET */
 542         writel((readl(prcc_rst_set) | 0x1), prcc_rst_set);
 543         udelay(1);
 544 }
 545
 546 static struct amba_pl011_data uart0_plat = {
 547 #ifdef CONFIG_STE_DMA40
 548         .dma_filter = stedma40_filter,
 549         .dma_rx_param = &uart0_dma_cfg_rx,
 550         .dma_tx_param = &uart0_dma_cfg_tx,
 551 #endif
 552         .reset = ux500_uart0_reset,
 553 };
 554
 555 static struct amba_pl011_data uart1_plat = {
 556 #ifdef CONFIG_STE_DMA40
 557         .dma_filter = stedma40_filter,
 558         .dma_rx_param = &uart1_dma_cfg_rx,
 559         .dma_tx_param = &uart1_dma_cfg_tx,
 560 #endif
 561 };
 562
 563 static struct amba_pl011_data uart2_plat = {
 564 #ifdef CONFIG_STE_DMA40
 565         .dma_filter = stedma40_filter,
 566         .dma_rx_param = &uart2_dma_cfg_rx,
 567         .dma_tx_param = &uart2_dma_cfg_tx,
 568 #endif
 569 };
 570
 571 static void __init mop500_uart_init(struct device *parent)
 572 {
 573         db8500_add_uart0(parent, &uart0_plat);
 574         db8500_add_uart1(parent, &uart1_plat);
 575         db8500_add_uart2(parent, &uart2_plat);
 576 }
 577
 578 static void __init u8500_cryp1_hash1_init(struct device *parent)
 579 {
 580         db8500_add_cryp1(parent, &u8500_cryp1_platform_data);
 581         db8500_add_hash1(parent, &u8500_hash1_platform_data);
 582 }
 583
 584 static struct platform_device *snowball_platform_devs[] __initdata = {
 585         &snowball_led_dev,
 586         &snowball_key_dev,
 587         &snowball_sbnet_dev,
 588 };
 589
 590 static void __init mop500_init_machine(void)
 591 {
 592         struct device *parent = NULL;
 593         int i2c0_devs;
 594         int i;
 595
 596         mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
 597
 598         mop500_pinmaps_init();
 599         parent = u8500_init_devices(&ab8500_platdata);
 600
 601         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
 602                 mop500_platform_devs[i]->dev.parent = parent;
 603
 604         platform_add_devices(mop500_platform_devs,
 605                         ARRAY_SIZE(mop500_platform_devs));
 606
 607         mop500_i2c_init(parent);
 608         mop500_sdi_init(parent);
 609         mop500_spi_init(parent);
 610         mop500_msp_init(parent);
 611         mop500_uart_init(parent);
 612
 613         u8500_cryp1_hash1_init(parent);
 614
 615         i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
 616
 617         i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
 618         i2c_register_board_info(2, mop500_i2c2_devices,
 619                                 ARRAY_SIZE(mop500_i2c2_devices));
 620
 621         /* This board has full regulator constraints */
 622         regulator_has_full_constraints();
 623
 624         mop500_uib_init();
 625 }
 626
 627 static void __init snowball_init_machine(void)
 628 {
 629         struct device *parent = NULL;
 630         int i;
 631
 632         snowball_pinmaps_init();
 633         parent = u8500_init_devices(&ab8500_platdata);
 634
 635         for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
 636                 snowball_platform_devs[i]->dev.parent = parent;
 637
 638         platform_add_devices(snowball_platform_devs,
 639                         ARRAY_SIZE(snowball_platform_devs));
 640
 641         mop500_i2c_init(parent);
 642         snowball_sdi_init(parent);
 643         mop500_spi_init(parent);
 644         mop500_msp_init(parent);
 645         mop500_uart_init(parent);
 646
 647         /* This board has full regulator constraints */
 648         regulator_has_full_constraints();
 649 }
 650
 651 static void __init hrefv60_init_machine(void)
 652 {
 653         struct device *parent = NULL;
 654         int i2c0_devs;
 655         int i;
 656
 657         /*
 658          * The HREFv60 board removed a GPIO expander and routed
 659          * all these GPIO pins to the internal GPIO controller
 660          * instead.
 661          */
 662         mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
 663
 664         hrefv60_pinmaps_init();
 665         parent = u8500_init_devices(&ab8500_platdata);
 666
 667         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
 668                 mop500_platform_devs[i]->dev.parent = parent;
 669
 670         platform_add_devices(mop500_platform_devs,
 671                         ARRAY_SIZE(mop500_platform_devs));
 672
 673         mop500_i2c_init(parent);
 674         hrefv60_sdi_init(parent);
 675         mop500_spi_init(parent);
 676         mop500_msp_init(parent);
 677         mop500_uart_init(parent);
 678
 679         i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
 680
 681         i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES;
 682
 683         i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
 684         i2c_register_board_info(2, mop500_i2c2_devices,
 685                                 ARRAY_SIZE(mop500_i2c2_devices));
 686
 687         /* This board has full regulator constraints */
 688         regulator_has_full_constraints();
 689
 690         mop500_uib_init();
 691 }
 692
 693 MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
 694         /* Maintainer: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> */
 695         .atag_offset    = 0x100,
 696         .map_io         = u8500_map_io,
 697         .init_irq       = ux500_init_irq,
 698         /* we re-use nomadik timer here */
 699         .timer          = &ux500_timer,
 700         .handle_irq     = gic_handle_irq,
 701         .init_machine   = mop500_init_machine,
 702         .init_late      = ux500_init_late,
 703 MACHINE_END
 704
 705 MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+")
 706         .atag_offset    = 0x100,
 707         .map_io         = u8500_map_io,
 708         .init_irq       = ux500_init_irq,
 709         .timer          = &ux500_timer,
 710         .handle_irq     = gic_handle_irq,
 711         .init_machine   = hrefv60_init_machine,
 712         .init_late      = ux500_init_late,
 713 MACHINE_END
 714
 715 MACHINE_START(SNOWBALL, "Calao Systems Snowball platform")
 716         .atag_offset    = 0x100,
 717         .map_io         = u8500_map_io,
 718         .init_irq       = ux500_init_irq,
 719         /* we re-use nomadik timer here */
 720         .timer          = &ux500_timer,
 721         .handle_irq     = gic_handle_irq,
 722         .init_machine   = snowball_init_machine,
 723         .init_late      = ux500_init_late,
 724 MACHINE_END
 725
 726 #ifdef CONFIG_MACH_UX500_DT
 727
 728 struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
 729         /* Requires call-back bindings. */
 730         OF_DEV_AUXDATA("arm,cortex-a9-pmu", 0, "arm-pmu", &db8500_pmu_platdata),
 731         /* Requires DMA and call-back bindings. */
 732         OF_DEV_AUXDATA("arm,pl011", 0x80120000, "uart0", &uart0_plat),
 733         OF_DEV_AUXDATA("arm,pl011", 0x80121000, "uart1", &uart1_plat),
 734         OF_DEV_AUXDATA("arm,pl011", 0x80007000, "uart2", &uart2_plat),
 735         /* Requires DMA bindings. */
 736         OF_DEV_AUXDATA("arm,pl022", 0x80002000, "ssp0",  &ssp0_plat),
 737         OF_DEV_AUXDATA("arm,pl18x", 0x80126000, "sdi0",  &mop500_sdi0_data),
 738         OF_DEV_AUXDATA("arm,pl18x", 0x80118000, "sdi1",  &mop500_sdi1_data),
 739         OF_DEV_AUXDATA("arm,pl18x", 0x80005000, "sdi2",  &mop500_sdi2_data),
 740         OF_DEV_AUXDATA("arm,pl18x", 0x80114000, "sdi4",  &mop500_sdi4_data),
 741         /* Requires clock name bindings. */
 742         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8012e000, "gpio.0", NULL),
 743         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8012e080, "gpio.1", NULL),
 744         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e000, "gpio.2", NULL),
 745         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e080, "gpio.3", NULL),
 746         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e100, "gpio.4", NULL),
 747         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e180, "gpio.5", NULL),
 748         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8011e000, "gpio.6", NULL),
 749         OF_DEV_AUXDATA("st,nomadik-gpio", 0x8011e080, "gpio.7", NULL),
 750         OF_DEV_AUXDATA("st,nomadik-gpio", 0xa03fe000, "gpio.8", NULL),
 751         OF_DEV_AUXDATA("st,nomadik-i2c", 0x80004000, "nmk-i2c.0", NULL),
 752         OF_DEV_AUXDATA("st,nomadik-i2c", 0x80122000, "nmk-i2c.1", NULL),
 753         OF_DEV_AUXDATA("st,nomadik-i2c", 0x80128000, "nmk-i2c.2", NULL),
 754         OF_DEV_AUXDATA("st,nomadik-i2c", 0x80110000, "nmk-i2c.3", NULL),
 755         OF_DEV_AUXDATA("st,nomadik-i2c", 0x8012a000, "nmk-i2c.4", NULL),
 756         /* Requires device name bindings. */
 757         OF_DEV_AUXDATA("stericsson,nmk_pinctrl", 0, "pinctrl-db8500", NULL),
 758         {},
 759 };
 760
 761 static const struct of_device_id u8500_local_bus_nodes[] = {
 762         /* only create devices below soc node */
 763         { .compatible = "stericsson,db8500", },
 764         { .compatible = "stericsson,db8500-prcmu", },
 765         { .compatible = "simple-bus"},
 766         { },
 767 };
 768
 769 static void __init u8500_init_machine(void)
 770 {
 771         struct device *parent = NULL;
 772         int i2c0_devs;
 773         int i;
 774
 775         /* Pinmaps must be in place before devices register */
 776         if (of_machine_is_compatible("st-ericsson,mop500"))
 777                 mop500_pinmaps_init();
 778         else if (of_machine_is_compatible("calaosystems,snowball-a9500"))
 779                 snowball_pinmaps_init();
 780         else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
 781                 hrefv60_pinmaps_init();
 782
 783         parent = u8500_of_init_devices();
 784
 785         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
 786                 mop500_platform_devs[i]->dev.parent = parent;
 787
 788         /* automatically probe child nodes of db8500 device */
 789         of_platform_populate(NULL, u8500_local_bus_nodes, u8500_auxdata_lookup, parent);
 790
 791         if (of_machine_is_compatible("st-ericsson,mop500")) {
 792                 mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
 793
 794                 platform_add_devices(mop500_platform_devs,
 795                                 ARRAY_SIZE(mop500_platform_devs));
 796
 797                 mop500_sdi_init(parent);
 798                 mop500_msp_init(parent);
 799                 i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
 800                 i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
 801                 i2c_register_board_info(2, mop500_i2c2_devices,
 802                                         ARRAY_SIZE(mop500_i2c2_devices));
 803
 804                 mop500_uib_init();
 805
 806         } else if (of_machine_is_compatible("calaosystems,snowball-a9500")) {
 807                 mop500_of_msp_init(parent);
 808         } else if (of_machine_is_compatible("st-ericsson,hrefv60+")) {
 809                 /*
 810                  * The HREFv60 board removed a GPIO expander and routed
 811                  * all these GPIO pins to the internal GPIO controller
 812                  * instead.
 813                  */
 814                 mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
 815                 platform_add_devices(mop500_platform_devs,
 816                                 ARRAY_SIZE(mop500_platform_devs));
 817
 818                 hrefv60_sdi_init(parent);
 819                 mop500_msp_init(parent);
 820
 821                 i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
 822                 i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES;
 823
 824                 i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
 825                 i2c_register_board_info(2, mop500_i2c2_devices,
 826                                         ARRAY_SIZE(mop500_i2c2_devices));
 827
 828                 mop500_uib_init();
 829         }
 830
 831         /* This board has full regulator constraints */
 832         regulator_has_full_constraints();
 833 }
 834
 835 static const char * u8500_dt_board_compat[] = {
 836         "calaosystems,snowball-a9500",
 837         "st-ericsson,hrefv60+",
 838         "st-ericsson,u8500",
 839         "st-ericsson,mop500",
 840         NULL,
 841 };
 842
 843
 844 DT_MACHINE_START(U8500_DT, "ST-Ericsson U8500 platform (Device Tree Support)")
 845         .map_io         = u8500_map_io,
 846         .init_irq       = ux500_init_irq,
 847         /* we re-use nomadik timer here */
 848         .timer          = &ux500_timer,
 849         .handle_irq     = gic_handle_irq,
 850         .init_machine   = u8500_init_machine,
 851         .init_late      = ux500_init_late,
 852         .dt_compat      = u8500_dt_board_compat,
 853 MACHINE_END
 854 #endif