arch/arm/mach-pxa/stargate2.c

   1 /*
   2  *  linux/arch/arm/mach-pxa/stargate2.c
   3  *
   4  *  Author:     Ed C. Epp
   5  *  Created:    Nov 05, 2002
   6  *  Copyright:  Intel Corp.
   7  *
   8  *  Modified 2009:  Jonathan Cameron <jic23@cam.ac.uk>
   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 #include <linux/init.h>
  16 #include <linux/device.h>
  17 #include <linux/interrupt.h>
  18 #include <linux/sched.h>
  19 #include <linux/bitops.h>
  20 #include <linux/fb.h>
  21 #include <linux/delay.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/regulator/machine.h>
  24 #include <linux/mtd/mtd.h>
  25 #include <linux/mtd/plat-ram.h>
  26 #include <linux/mtd/partitions.h>
  27
  28 #include <linux/i2c/pcf857x.h>
  29 #include <linux/i2c/at24.h>
  30 #include <linux/smc91x.h>
  31 #include <linux/gpio.h>
  32
  33 #include <asm/types.h>
  34 #include <asm/setup.h>
  35 #include <asm/memory.h>
  36 #include <asm/mach-types.h>
  37 #include <asm/irq.h>
  38
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41 #include <asm/mach/irq.h>
  42 #include <asm/mach/flash.h>
  43
  44 #include <mach/pxa27x.h>
  45 #include <plat/i2c.h>
  46 #include <mach/mmc.h>
  47 #include <mach/udc.h>
  48 #include <mach/pxa2xx_spi.h>
  49 #include <mach/pxa27x-udc.h>
  50
  51 #include <linux/spi/spi.h>
  52 #include <linux/mfd/da903x.h>
  53 #include <linux/sht15.h>
  54
  55 #include "devices.h"
  56 #include "generic.h"
  57
  58 /* Bluetooth */
  59 #define SG2_BT_RESET            81
  60
  61 /* SD */
  62 #define SG2_GPIO_nSD_DETECT     90
  63 #define SG2_SD_POWER_ENABLE     89
  64
  65 static unsigned long stargate2_pin_config[] __initdata = {
  66
  67         GPIO15_nCS_1, /* SRAM */
  68         /* SMC91x */
  69         GPIO80_nCS_4,
  70         GPIO40_GPIO, /*cable detect?*/
  71         /* Device Identification for wakeup*/
  72         GPIO102_GPIO,
  73
  74         /* Button */
  75         GPIO91_GPIO | WAKEUP_ON_LEVEL_HIGH,
  76
  77         /* DA9030 */
  78         GPIO1_GPIO,
  79
  80         /* Compact Flash */
  81         GPIO79_PSKTSEL,
  82         GPIO48_nPOE,
  83         GPIO49_nPWE,
  84         GPIO50_nPIOR,
  85         GPIO51_nPIOW,
  86         GPIO85_nPCE_1,
  87         GPIO54_nPCE_2,
  88         GPIO55_nPREG,
  89         GPIO56_nPWAIT,
  90         GPIO57_nIOIS16,
  91         GPIO120_GPIO, /* Buff ctrl */
  92         GPIO108_GPIO, /* Power ctrl */
  93         GPIO82_GPIO, /* Reset */
  94         GPIO53_GPIO, /* SG2_S0_GPIO_DETECT */
  95
  96         /* MMC */
  97         GPIO32_MMC_CLK,
  98         GPIO112_MMC_CMD,
  99         GPIO92_MMC_DAT_0,
 100         GPIO109_MMC_DAT_1,
 101         GPIO110_MMC_DAT_2,
 102         GPIO111_MMC_DAT_3,
 103         GPIO90_GPIO, /* nSD detect */
 104         GPIO89_GPIO, /* SD_POWER_ENABLE */
 105
 106         /* Bluetooth */
 107         GPIO81_GPIO, /* reset */
 108
 109         /* cc2420 802.15.4 radio */
 110         GPIO22_GPIO,            /* CC_RSTN  (out)*/
 111         GPIO114_GPIO,           /* CC_FIFO (in) */
 112         GPIO116_GPIO,           /* CC_CCA (in) */
 113         GPIO0_GPIO,             /* CC_FIFOP (in) */
 114         GPIO16_GPIO,            /* CCSFD (in) */
 115         GPIO39_GPIO,            /* CSn (out) */
 116
 117         /* I2C */
 118         GPIO117_I2C_SCL,
 119         GPIO118_I2C_SDA,
 120
 121         /* SSP 3 - 802.15.4 radio */
 122         GPIO39_GPIO, /* chip select */
 123         GPIO34_SSP3_SCLK,
 124         GPIO35_SSP3_TXD,
 125         GPIO41_SSP3_RXD,
 126
 127         /* SSP 2 */
 128         GPIO11_SSP2_RXD,
 129         GPIO38_SSP2_TXD,
 130         GPIO36_SSP2_SCLK,
 131         GPIO37_GPIO, /* chip select */
 132
 133         /* SSP 1 */
 134         GPIO26_SSP1_RXD,
 135         GPIO25_SSP1_TXD,
 136         GPIO23_SSP1_SCLK,
 137         GPIO24_GPIO, /* chip select */
 138
 139         /* BTUART */
 140         GPIO42_BTUART_RXD,
 141         GPIO43_BTUART_TXD,
 142         GPIO44_BTUART_CTS,
 143         GPIO45_BTUART_RTS,
 144
 145         /* STUART */
 146         GPIO46_STUART_RXD,
 147         GPIO47_STUART_TXD,
 148
 149         /* Basic sensor board */
 150         GPIO96_GPIO,    /* accelerometer interrupt */
 151         GPIO99_GPIO,    /* ADC interrupt */
 152
 153         /* Connector pins specified as gpios */
 154         GPIO94_GPIO, /* large basic connector pin 14 */
 155         GPIO10_GPIO, /* large basic connector pin 23 */
 156
 157         /* SHT15 */
 158         GPIO100_GPIO,
 159         GPIO98_GPIO,
 160 };
 161
 162 /**
 163  * stargate2_reset_bluetooth() reset the bluecore to ensure consistent state
 164  **/
 165 static int stargate2_reset_bluetooth(void)
 166 {
 167         int err;
 168         err = gpio_request(SG2_BT_RESET, "SG2_BT_RESET");
 169         if (err) {
 170                 printk(KERN_ERR "Could not get gpio for bluetooth reset \n");
 171                 return err;
 172         }
 173         gpio_direction_output(SG2_BT_RESET, 1);
 174         mdelay(5);
 175         /* now reset it - 5 msec minimum */
 176         gpio_set_value(SG2_BT_RESET, 0);
 177         mdelay(10);
 178         gpio_set_value(SG2_BT_RESET, 1);
 179         gpio_free(SG2_BT_RESET);
 180         return 0;
 181 }
 182
 183 static struct led_info stargate2_leds[] = {
 184         {
 185                 .name = "sg2:red",
 186                 .flags = DA9030_LED_RATE_ON,
 187         }, {
 188                 .name = "sg2:blue",
 189                 .flags = DA9030_LED_RATE_ON,
 190         }, {
 191                 .name = "sg2:green",
 192                 .flags = DA9030_LED_RATE_ON,
 193         },
 194 };
 195
 196 static struct sht15_platform_data platform_data_sht15 = {
 197         .gpio_data =  100,
 198         .gpio_sck  =  98,
 199 };
 200
 201 static struct platform_device sht15 = {
 202         .name = "sht15",
 203         .id = -1,
 204         .dev = {
 205                 .platform_data = &platform_data_sht15,
 206         },
 207 };
 208
 209 static struct regulator_consumer_supply stargate2_sensor_3_con[] = {
 210         {
 211                 .dev = &sht15.dev,
 212                 .supply = "vcc",
 213         },
 214 };
 215
 216 enum stargate2_ldos{
 217         vcc_vref,
 218         vcc_cc2420,
 219         /* a mote connector? */
 220         vcc_mica,
 221         /* the CSR bluecore chip */
 222         vcc_bt,
 223         /* The two voltages available to sensor boards */
 224         vcc_sensor_1_8,
 225         vcc_sensor_3,
 226         /* directly connected to the pxa27x */
 227         vcc_sram_ext,
 228         vcc_pxa_pll,
 229         vcc_pxa_usim, /* Reference voltage for certain gpios */
 230         vcc_pxa_mem,
 231         vcc_pxa_flash,
 232         vcc_pxa_core, /*Dc-Dc buck not yet supported */
 233         vcc_lcd,
 234         vcc_bb,
 235         vcc_bbio, /*not sure!*/
 236         vcc_io, /* cc2420 802.15.4 radio and pxa vcc_io ?*/
 237 };
 238
 239 /* The values of the various regulator constraints are obviously dependent
 240  * on exactly what is wired to each ldo.  Unfortunately this information is
 241  * not generally available.  More information has been requested from Xbow.
 242  */
 243 static struct regulator_init_data stargate2_ldo_init_data[] = {
 244         [vcc_bbio] = {
 245                 .constraints = { /* board default 1.8V */
 246                         .name = "vcc_bbio",
 247                         .min_uV = 1800000,
 248                         .max_uV = 1800000,
 249                 },
 250         },
 251         [vcc_bb] = {
 252                 .constraints = { /* board default 2.8V */
 253                         .name = "vcc_bb",
 254                         .min_uV = 2700000,
 255                         .max_uV = 3000000,
 256                 },
 257         },
 258         [vcc_pxa_flash] = {
 259                 .constraints = {/* default is 1.8V */
 260                         .name = "vcc_pxa_flash",
 261                         .min_uV = 1800000,
 262                         .max_uV = 1800000,
 263                 },
 264         },
 265         [vcc_cc2420] = { /* also vcc_io */
 266                 .constraints = {
 267                         /* board default is 2.8V */
 268                         .name = "vcc_cc2420",
 269                         .min_uV = 2700000,
 270                         .max_uV = 3300000,
 271                 },
 272         },
 273         [vcc_vref] = { /* Reference for what? */
 274                 .constraints = { /* default 1.8V */
 275                         .name = "vcc_vref",
 276                         .min_uV = 1800000,
 277                         .max_uV = 1800000,
 278                 },
 279         },
 280         [vcc_sram_ext] = {
 281                 .constraints = { /* default 2.8V */
 282                         .name = "vcc_sram_ext",
 283                         .min_uV = 2800000,
 284                         .max_uV = 2800000,
 285                 },
 286         },
 287         [vcc_mica] = {
 288                 .constraints = { /* default 2.8V */
 289                         .name = "vcc_mica",
 290                         .min_uV = 2800000,
 291                         .max_uV = 2800000,
 292                 },
 293         },
 294         [vcc_bt] = {
 295                 .constraints = { /* default 2.8V */
 296                         .name = "vcc_bt",
 297                         .min_uV = 2800000,
 298                         .max_uV = 2800000,
 299                 },
 300         },
 301         [vcc_lcd] = {
 302                 .constraints = { /* default 2.8V */
 303                         .name = "vcc_lcd",
 304                         .min_uV = 2700000,
 305                         .max_uV = 3300000,
 306                 },
 307         },
 308         [vcc_io] = { /* Same or higher than everything
 309                           * bar vccbat and vccusb */
 310                 .constraints = { /* default 2.8V */
 311                         .name = "vcc_io",
 312                         .min_uV = 2692000,
 313                         .max_uV = 3300000,
 314                 },
 315         },
 316         [vcc_sensor_1_8] = {
 317                 .constraints = { /* default 1.8V */
 318                         .name = "vcc_sensor_1_8",
 319                         .min_uV = 1800000,
 320                         .max_uV = 1800000,
 321                 },
 322         },
 323         [vcc_sensor_3] = { /* curiously default 2.8V */
 324                 .constraints = {
 325                         .name = "vcc_sensor_3",
 326                         .min_uV = 2800000,
 327                         .max_uV = 3000000,
 328                 },
 329                 .num_consumer_supplies = ARRAY_SIZE(stargate2_sensor_3_con),
 330                 .consumer_supplies = stargate2_sensor_3_con,
 331         },
 332         [vcc_pxa_pll] = { /* 1.17V - 1.43V, default 1.3V*/
 333                 .constraints = {
 334                         .name = "vcc_pxa_pll",
 335                         .min_uV = 1170000,
 336                         .max_uV = 1430000,
 337                 },
 338         },
 339         [vcc_pxa_usim] = {
 340                 .constraints = { /* default 1.8V */
 341                         .name = "vcc_pxa_usim",
 342                         .min_uV = 1710000,
 343                         .max_uV = 2160000,
 344                 },
 345         },
 346         [vcc_pxa_mem] = {
 347                 .constraints = { /* default 1.8V */
 348                         .name = "vcc_pxa_mem",
 349                         .min_uV = 1800000,
 350                         .max_uV = 1800000,
 351                 },
 352         },
 353 };
 354
 355 static struct da903x_subdev_info stargate2_da9030_subdevs[] = {
 356         {
 357                 .name = "da903x-led",
 358                 .id = DA9030_ID_LED_2,
 359                 .platform_data = &stargate2_leds[0],
 360         }, {
 361                 .name = "da903x-led",
 362                 .id = DA9030_ID_LED_3,
 363                 .platform_data = &stargate2_leds[2],
 364         }, {
 365                 .name = "da903x-led",
 366                 .id = DA9030_ID_LED_4,
 367                 .platform_data = &stargate2_leds[1],
 368         }, {
 369                 .name = "da903x-regulator",
 370                 .id = DA9030_ID_LDO2,
 371                 .platform_data = &stargate2_ldo_init_data[vcc_bbio],
 372         }, {
 373                 .name = "da903x-regulator",
 374                 .id = DA9030_ID_LDO3,
 375                 .platform_data = &stargate2_ldo_init_data[vcc_bb],
 376         }, {
 377                 .name = "da903x-regulator",
 378                 .id = DA9030_ID_LDO4,
 379                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_flash],
 380         }, {
 381                 .name = "da903x-regulator",
 382                 .id = DA9030_ID_LDO5,
 383                 .platform_data = &stargate2_ldo_init_data[vcc_cc2420],
 384         }, {
 385                 .name = "da903x-regulator",
 386                 .id = DA9030_ID_LDO6,
 387                 .platform_data = &stargate2_ldo_init_data[vcc_vref],
 388         }, {
 389                 .name = "da903x-regulator",
 390                 .id = DA9030_ID_LDO7,
 391                 .platform_data = &stargate2_ldo_init_data[vcc_sram_ext],
 392         }, {
 393                 .name = "da903x-regulator",
 394                 .id = DA9030_ID_LDO8,
 395                 .platform_data = &stargate2_ldo_init_data[vcc_mica],
 396         }, {
 397                 .name = "da903x-regulator",
 398                 .id = DA9030_ID_LDO9,
 399                 .platform_data = &stargate2_ldo_init_data[vcc_bt],
 400         }, {
 401                 .name = "da903x-regulator",
 402                 .id = DA9030_ID_LDO10,
 403                 .platform_data = &stargate2_ldo_init_data[vcc_sensor_1_8],
 404         }, {
 405                 .name = "da903x-regulator",
 406                 .id = DA9030_ID_LDO11,
 407                 .platform_data = &stargate2_ldo_init_data[vcc_sensor_3],
 408         }, {
 409                 .name = "da903x-regulator",
 410                 .id = DA9030_ID_LDO12,
 411                 .platform_data = &stargate2_ldo_init_data[vcc_lcd],
 412         }, {
 413                 .name = "da903x-regulator",
 414                 .id = DA9030_ID_LDO15,
 415                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_pll],
 416         }, {
 417                 .name = "da903x-regulator",
 418                 .id = DA9030_ID_LDO17,
 419                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_usim],
 420         }, {
 421                 .name = "da903x-regulator", /*pxa vcc i/o and cc2420 vcc i/o */
 422                 .id = DA9030_ID_LDO18,
 423                 .platform_data = &stargate2_ldo_init_data[vcc_io],
 424         }, {
 425                 .name = "da903x-regulator",
 426                 .id = DA9030_ID_LDO19,
 427                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_mem],
 428         },
 429 };
 430
 431 static struct da903x_platform_data stargate2_da9030_pdata = {
 432         .num_subdevs = ARRAY_SIZE(stargate2_da9030_subdevs),
 433         .subdevs = stargate2_da9030_subdevs,
 434 };
 435
 436 static struct resource smc91x_resources[] = {
 437         [0] = {
 438                 .name = "smc91x-regs",
 439                 .start = (PXA_CS4_PHYS + 0x300),
 440                 .end = (PXA_CS4_PHYS + 0xfffff),
 441                 .flags = IORESOURCE_MEM,
 442         },
 443         [1] = {
 444                 .start = IRQ_GPIO(40),
 445                 .end = IRQ_GPIO(40),
 446                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 447         }
 448 };
 449
 450 static struct smc91x_platdata stargate2_smc91x_info = {
 451         .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT
 452         | SMC91X_NOWAIT | SMC91X_USE_DMA,
 453 };
 454
 455 static struct platform_device smc91x_device = {
 456         .name = "smc91x",
 457         .id = -1,
 458         .num_resources = ARRAY_SIZE(smc91x_resources),
 459         .resource = smc91x_resources,
 460         .dev = {
 461                 .platform_data = &stargate2_smc91x_info,
 462         },
 463 };
 464
 465
 466
 467 static struct pxamci_platform_data stargate2_mci_platform_data;
 468
 469 /*
 470  * The card detect interrupt isn't debounced so we delay it by 250ms
 471  * to give the card a chance to fully insert / eject.
 472  */
 473 static int stargate2_mci_init(struct device *dev,
 474                               irq_handler_t stargate2_detect_int,
 475                               void *data)
 476 {
 477         int err;
 478
 479         err = gpio_request(SG2_SD_POWER_ENABLE, "SG2_sd_power_enable");
 480         if (err) {
 481                 printk(KERN_ERR "Can't get the gpio for SD power control");
 482                 goto return_err;
 483         }
 484         gpio_direction_output(SG2_SD_POWER_ENABLE, 0);
 485
 486         err = gpio_request(SG2_GPIO_nSD_DETECT, "SG2_sd_detect");
 487         if (err) {
 488                 printk(KERN_ERR "Can't get the sd detect gpio");
 489                 goto free_power_en;
 490         }
 491         gpio_direction_input(SG2_GPIO_nSD_DETECT);
 492         /* Delay to allow for full insertion */
 493         stargate2_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 494
 495         err = request_irq(IRQ_GPIO(SG2_GPIO_nSD_DETECT),
 496                           stargate2_detect_int,
 497                           IRQ_TYPE_EDGE_BOTH,
 498                           "MMC card detect",
 499                           data);
 500         if (err) {
 501                 printk(KERN_ERR "can't request MMC card detect IRQ\n");
 502                 goto free_nsd_detect;
 503         }
 504         return 0;
 505
 506  free_nsd_detect:
 507         gpio_free(SG2_GPIO_nSD_DETECT);
 508  free_power_en:
 509         gpio_free(SG2_SD_POWER_ENABLE);
 510  return_err:
 511         return err;
 512 }
 513
 514 /**
 515  * stargate2_mci_setpower() - set state of mmc power supply
 516  *
 517  * Very simple control. Either it is on or off and is controlled by
 518  * a gpio pin */
 519 static void stargate2_mci_setpower(struct device *dev, unsigned int vdd)
 520 {
 521         gpio_set_value(SG2_SD_POWER_ENABLE, !!vdd);
 522 }
 523
 524 static void stargate2_mci_exit(struct device *dev, void *data)
 525 {
 526         free_irq(IRQ_GPIO(SG2_GPIO_nSD_DETECT), data);
 527         gpio_free(SG2_SD_POWER_ENABLE);
 528         gpio_free(SG2_GPIO_nSD_DETECT);
 529 }
 530
 531 static struct pxamci_platform_data stargate2_mci_platform_data = {
 532         .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
 533         .init = stargate2_mci_init,
 534         .setpower = stargate2_mci_setpower,
 535         .exit = stargate2_mci_exit,
 536 };
 537
 538 static struct mtd_partition stargate2flash_partitions[] = {
 539         {
 540                 .name = "Bootloader",
 541                 .size = 0x00040000,
 542                 .offset = 0,
 543                 .mask_flags = 0,
 544         }, {
 545                 .name = "Kernel",
 546                 .size = 0x00200000,
 547                 .offset = 0x00040000,
 548                 .mask_flags = 0
 549         }, {
 550                 .name = "Filesystem",
 551                 .size = 0x01DC0000,
 552                 .offset = 0x00240000,
 553                 .mask_flags = 0
 554         },
 555 };
 556
 557 static struct resource flash_resources = {
 558         .start = PXA_CS0_PHYS,
 559         .end = PXA_CS0_PHYS + SZ_32M - 1,
 560         .flags = IORESOURCE_MEM,
 561 };
 562
 563 static struct flash_platform_data stargate2_flash_data = {
 564         .map_name = "cfi_probe",
 565         .parts = stargate2flash_partitions,
 566         .nr_parts = ARRAY_SIZE(stargate2flash_partitions),
 567         .name = "PXA27xOnChipROM",
 568         .width = 2,
 569 };
 570
 571 static struct platform_device stargate2_flash_device = {
 572         .name = "pxa2xx-flash",
 573         .id = 0,
 574         .dev = {
 575                 .platform_data = &stargate2_flash_data,
 576         },
 577         .resource = &flash_resources,
 578         .num_resources = 1,
 579 };
 580
 581 /*
 582  * SRAM - The Stargate 2 has 32MB of SRAM.
 583  *
 584  * Here it is made available as an MTD. This will then
 585  * typically have a cifs filesystem created on it to provide
 586  * fast temporary storage.
 587  */
 588 static struct resource sram_resources = {
 589         .start = PXA_CS1_PHYS,
 590         .end = PXA_CS1_PHYS + SZ_32M-1,
 591         .flags = IORESOURCE_MEM,
 592 };
 593
 594 static struct platdata_mtd_ram stargate2_sram_pdata = {
 595         .mapname = "Stargate2 SRAM",
 596         .bankwidth = 2,
 597 };
 598
 599 static struct platform_device stargate2_sram = {
 600         .name = "mtd-ram",
 601         .id = 0,
 602         .resource = &sram_resources,
 603         .num_resources = 1,
 604         .dev = {
 605                 .platform_data = &stargate2_sram_pdata,
 606         },
 607 };
 608
 609 static struct pcf857x_platform_data platform_data_pcf857x = {
 610         .gpio_base = 128,
 611         .n_latch = 0,
 612         .setup = NULL,
 613         .teardown = NULL,
 614         .context = NULL,
 615 };
 616
 617 static struct at24_platform_data pca9500_eeprom_pdata = {
 618         .byte_len = 256,
 619         .page_size = 4,
 620 };
 621
 622
 623 static struct i2c_board_info __initdata stargate2_i2c_board_info[] = {
 624         /* Techically this a pca9500 - but it's compatible with the 8574
 625          * for gpio expansion and the 24c02 for eeprom access.
 626          */
 627         {
 628                 .type = "pcf8574",
 629                 .addr =  0x27,
 630                 .platform_data = &platform_data_pcf857x,
 631         }, {
 632                 .type = "24c02",
 633                 .addr = 0x57,
 634                 .platform_data = &pca9500_eeprom_pdata,
 635         }, {
 636                 .type = "max1238",
 637                 .addr = 0x35,
 638         }, { /* ITS400 Sensor board only */
 639                 .type = "max1363",
 640                 .addr = 0x34,
 641                 /* Through a nand gate - Also beware, on V2 sensor board the
 642                  * pull up resistors are missing.
 643                  */
 644                 .irq = IRQ_GPIO(99),
 645         }, { /* ITS400 Sensor board only */
 646                 .type = "tsl2561",
 647                 .addr = 0x49,
 648                 /* Through a nand gate - Also beware, on V2 sensor board the
 649                  * pull up resistors are missing.
 650                  */
 651                 .irq = IRQ_GPIO(99),
 652         }, { /* ITS400 Sensor board only */
 653                 .type = "tmp175",
 654                 .addr = 0x4A,
 655                 .irq = IRQ_GPIO(96),
 656         },
 657 };
 658
 659 static struct i2c_board_info __initdata stargate2_pwr_i2c_board_info[] = {
 660         {
 661                 .type = "da9030",
 662                 .addr = 0x49,
 663                 .platform_data = &stargate2_da9030_pdata,
 664                 .irq = gpio_to_irq(1),
 665         },
 666 };
 667
 668 static struct pxa2xx_spi_master pxa_ssp_master_0_info = {
 669         .num_chipselect = 1,
 670 };
 671
 672 static struct pxa2xx_spi_master pxa_ssp_master_1_info = {
 673         .num_chipselect = 1,
 674 };
 675
 676 static struct pxa2xx_spi_master pxa_ssp_master_2_info = {
 677         .num_chipselect = 1,
 678 };
 679
 680 /* An upcoming kernel change will scrap SFRM usage so these
 681  * drivers have been moved to use gpio's via cs_control */
 682 static struct pxa2xx_spi_chip staccel_chip_info = {
 683         .tx_threshold = 8,
 684         .rx_threshold = 8,
 685         .dma_burst_size = 8,
 686         .timeout = 235,
 687         .gpio_cs = 24,
 688 };
 689
 690 static struct pxa2xx_spi_chip cc2420_info = {
 691         .tx_threshold = 8,
 692         .rx_threshold = 8,
 693         .dma_burst_size = 8,
 694         .timeout = 235,
 695         .gpio_cs = 39,
 696 };
 697
 698 static struct spi_board_info spi_board_info[] __initdata = {
 699         {
 700                 .modalias = "lis3l02dq",
 701                 .max_speed_hz = 8000000,/* 8MHz max spi frequency at 3V */
 702                 .bus_num = 1,
 703                 .chip_select = 0,
 704                 .controller_data = &staccel_chip_info,
 705                 .irq = IRQ_GPIO(96),
 706         }, {
 707                 .modalias = "cc2420",
 708                 .max_speed_hz = 6500000,
 709                 .bus_num = 3,
 710                 .chip_select = 0,
 711                 .controller_data = &cc2420_info,
 712         },
 713 };
 714
 715 static void sg2_udc_command(int cmd)
 716 {
 717         switch (cmd) {
 718         case PXA2XX_UDC_CMD_CONNECT:
 719                 UP2OCR |=  UP2OCR_HXOE  | UP2OCR_DPPUE | UP2OCR_DPPUBE;
 720                 break;
 721         case PXA2XX_UDC_CMD_DISCONNECT:
 722                 UP2OCR &= ~(UP2OCR_HXOE  | UP2OCR_DPPUE | UP2OCR_DPPUBE);
 723                 break;
 724         }
 725 }
 726
 727 /* Board doesn't support cable detection - so always lie and say
 728  * something is there.
 729  */
 730 static int sg2_udc_detect(void)
 731 {
 732         return 1;
 733 }
 734
 735 static struct pxa2xx_udc_mach_info stargate2_udc_info __initdata = {
 736         .udc_is_connected       = sg2_udc_detect,
 737         .udc_command            = sg2_udc_command,
 738 };
 739
 740 static struct platform_device *stargate2_devices[] = {
 741         &stargate2_flash_device,
 742         &stargate2_sram,
 743         &smc91x_device,
 744         &sht15,
 745 };
 746
 747 static struct i2c_pxa_platform_data i2c_pwr_pdata = {
 748         .fast_mode = 1,
 749 };
 750
 751 static struct i2c_pxa_platform_data i2c_pdata = {
 752         .fast_mode = 1,
 753 };
 754
 755 static void __init stargate2_init(void)
 756 {
 757         /* This is probably a board specific hack as this must be set
 758            prior to connecting the MFP stuff up. */
 759         MECR &= ~MECR_NOS;
 760
 761         pxa2xx_mfp_config(ARRAY_AND_SIZE(stargate2_pin_config));
 762
 763         pxa_set_ffuart_info(NULL);
 764         pxa_set_btuart_info(NULL);
 765         pxa_set_stuart_info(NULL);
 766
 767         /* spi chip selects */
 768         gpio_direction_output(37, 0);
 769         gpio_direction_output(24, 0);
 770         gpio_direction_output(39, 0);
 771
 772         platform_add_devices(ARRAY_AND_SIZE(stargate2_devices));
 773
 774         pxa2xx_set_spi_info(1, &pxa_ssp_master_0_info);
 775         pxa2xx_set_spi_info(2, &pxa_ssp_master_1_info);
 776         pxa2xx_set_spi_info(3, &pxa_ssp_master_2_info);
 777         spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
 778
 779         i2c_register_board_info(0, ARRAY_AND_SIZE(stargate2_i2c_board_info));
 780         i2c_register_board_info(1,
 781                                 ARRAY_AND_SIZE(stargate2_pwr_i2c_board_info));
 782         pxa27x_set_i2c_power_info(&i2c_pwr_pdata);
 783         pxa_set_i2c_info(&i2c_pdata);
 784
 785         pxa_set_mci_info(&stargate2_mci_platform_data);
 786
 787         pxa_set_udc_info(&stargate2_udc_info);
 788
 789         stargate2_reset_bluetooth();
 790 }
 791
 792 MACHINE_START(STARGATE2, "Stargate 2")
 793         .phys_io = 0x40000000,
 794         .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
 795         .map_io = pxa_map_io,
 796         .init_irq = pxa27x_init_irq,
 797         .timer = &pxa_timer,
 798         .init_machine = stargate2_init,
 799         .boot_params = 0xA0000100,
 800 MACHINE_END