arch/arm/mach-omap2/board-n8x0.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-n8x0.c
   3  *
   4  * Copyright (C) 2005-2009 Nokia Corporation
   5  * Author: Juha Yrjola <juha.yrjola@nokia.com>
   6  *
   7  * Modified from mach-omap2/board-generic.c
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include <linux/clk.h>
  15 #include <linux/delay.h>
  16 #include <linux/gpio.h>
  17 #include <linux/init.h>
  18 #include <linux/io.h>
  19 #include <linux/stddef.h>
  20 #include <linux/i2c.h>
  21 #include <linux/spi/spi.h>
  22 #include <linux/usb/musb.h>
  23 #include <sound/tlv320aic3x.h>
  24
  25 #include <asm/mach/arch.h>
  26 #include <asm/mach-types.h>
  27
  28 #include <plat/board.h>
  29 #include "common.h"
  30 #include <plat/menelaus.h>
  31 #include <mach/irqs.h>
  32 #include <plat/mcspi.h>
  33 #include <plat/onenand.h>
  34 #include <plat/mmc.h>
  35 #include <plat/serial.h>
  36
  37 #include "mux.h"
  38
  39 #define TUSB6010_ASYNC_CS       1
  40 #define TUSB6010_SYNC_CS        4
  41 #define TUSB6010_GPIO_INT       58
  42 #define TUSB6010_GPIO_ENABLE    0
  43 #define TUSB6010_DMACHAN        0x3f
  44
  45 #if defined(CONFIG_USB_MUSB_TUSB6010) || defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
  46 /*
  47  * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and
  48  * 1.5 V voltage regulators of PM companion chip. Companion chip will then
  49  * provide then PGOOD signal to TUSB6010 which will release it from reset.
  50  */
  51 static int tusb_set_power(int state)
  52 {
  53         int i, retval = 0;
  54
  55         if (state) {
  56                 gpio_set_value(TUSB6010_GPIO_ENABLE, 1);
  57                 msleep(1);
  58
  59                 /* Wait until TUSB6010 pulls INT pin down */
  60                 i = 100;
  61                 while (i && gpio_get_value(TUSB6010_GPIO_INT)) {
  62                         msleep(1);
  63                         i--;
  64                 }
  65
  66                 if (!i) {
  67                         printk(KERN_ERR "tusb: powerup failed\n");
  68                         retval = -ENODEV;
  69                 }
  70         } else {
  71                 gpio_set_value(TUSB6010_GPIO_ENABLE, 0);
  72                 msleep(10);
  73         }
  74
  75         return retval;
  76 }
  77
  78 static struct musb_hdrc_config musb_config = {
  79         .multipoint     = 1,
  80         .dyn_fifo       = 1,
  81         .num_eps        = 16,
  82         .ram_bits       = 12,
  83 };
  84
  85 static struct musb_hdrc_platform_data tusb_data = {
  86 #if defined(CONFIG_USB_MUSB_OTG)
  87         .mode           = MUSB_OTG,
  88 #elif defined(CONFIG_USB_MUSB_PERIPHERAL)
  89         .mode           = MUSB_PERIPHERAL,
  90 #else /* defined(CONFIG_USB_MUSB_HOST) */
  91         .mode           = MUSB_HOST,
  92 #endif
  93         .set_power      = tusb_set_power,
  94         .min_power      = 25,   /* x2 = 50 mA drawn from VBUS as peripheral */
  95         .power          = 100,  /* Max 100 mA VBUS for host mode */
  96         .config         = &musb_config,
  97 };
  98
  99 static void __init n8x0_usb_init(void)
 100 {
 101         int ret = 0;
 102         static char     announce[] __initdata = KERN_INFO "TUSB 6010\n";
 103
 104         /* PM companion chip power control pin */
 105         ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW,
 106                                "TUSB6010 enable");
 107         if (ret != 0) {
 108                 printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
 109                        TUSB6010_GPIO_ENABLE);
 110                 return;
 111         }
 112         tusb_set_power(0);
 113
 114         ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
 115                                         TUSB6010_ASYNC_CS, TUSB6010_SYNC_CS,
 116                                         TUSB6010_GPIO_INT, TUSB6010_DMACHAN);
 117         if (ret != 0)
 118                 goto err;
 119
 120         printk(announce);
 121
 122         return;
 123
 124 err:
 125         gpio_free(TUSB6010_GPIO_ENABLE);
 126 }
 127 #else
 128
 129 static void __init n8x0_usb_init(void) {}
 130
 131 #endif /*CONFIG_USB_MUSB_TUSB6010 */
 132
 133
 134 static struct omap2_mcspi_device_config p54spi_mcspi_config = {
 135         .turbo_mode     = 0,
 136 };
 137
 138 static struct spi_board_info n800_spi_board_info[] __initdata = {
 139         {
 140                 .modalias       = "p54spi",
 141                 .bus_num        = 2,
 142                 .chip_select    = 0,
 143                 .max_speed_hz   = 48000000,
 144                 .controller_data = &p54spi_mcspi_config,
 145         },
 146 };
 147
 148 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
 149         defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
 150
 151 static struct mtd_partition onenand_partitions[] = {
 152         {
 153                 .name           = "bootloader",
 154                 .offset         = 0,
 155                 .size           = 0x20000,
 156                 .mask_flags     = MTD_WRITEABLE,        /* Force read-only */
 157         },
 158         {
 159                 .name           = "config",
 160                 .offset         = MTDPART_OFS_APPEND,
 161                 .size           = 0x60000,
 162         },
 163         {
 164                 .name           = "kernel",
 165                 .offset         = MTDPART_OFS_APPEND,
 166                 .size           = 0x200000,
 167         },
 168         {
 169                 .name           = "initfs",
 170                 .offset         = MTDPART_OFS_APPEND,
 171                 .size           = 0x400000,
 172         },
 173         {
 174                 .name           = "rootfs",
 175                 .offset         = MTDPART_OFS_APPEND,
 176                 .size           = MTDPART_SIZ_FULL,
 177         },
 178 };
 179
 180 static struct omap_onenand_platform_data board_onenand_data[] = {
 181         {
 182                 .cs             = 0,
 183                 .gpio_irq       = 26,
 184                 .parts          = onenand_partitions,
 185                 .nr_parts       = ARRAY_SIZE(onenand_partitions),
 186                 .flags          = ONENAND_SYNC_READ,
 187         }
 188 };
 189 #endif
 190
 191 #if defined(CONFIG_MENELAUS) &&                                         \
 192         (defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE))
 193
 194 /*
 195  * On both N800 and N810, only the first of the two MMC controllers is in use.
 196  * The two MMC slots are multiplexed via Menelaus companion chip over I2C.
 197  * On N800, both slots are powered via Menelaus. On N810, only one of the
 198  * slots is powered via Menelaus. The N810 EMMC is powered via GPIO.
 199  *
 200  * VMMC                         slot 1 on both N800 and N810
 201  * VDCDC3_APE and VMCS2_APE     slot 2 on N800
 202  * GPIO23 and GPIO9             slot 2 EMMC on N810
 203  *
 204  */
 205 #define N8X0_SLOT_SWITCH_GPIO   96
 206 #define N810_EMMC_VSD_GPIO      23
 207 #define N810_EMMC_VIO_GPIO      9
 208
 209 static int slot1_cover_open;
 210 static int slot2_cover_open;
 211 static struct device *mmc_device;
 212
 213 static int n8x0_mmc_switch_slot(struct device *dev, int slot)
 214 {
 215 #ifdef CONFIG_MMC_DEBUG
 216         dev_dbg(dev, "Choose slot %d\n", slot + 1);
 217 #endif
 218         gpio_set_value(N8X0_SLOT_SWITCH_GPIO, slot);
 219         return 0;
 220 }
 221
 222 static int n8x0_mmc_set_power_menelaus(struct device *dev, int slot,
 223                                         int power_on, int vdd)
 224 {
 225         int mV;
 226
 227 #ifdef CONFIG_MMC_DEBUG
 228         dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
 229                 power_on ? "on" : "off", vdd);
 230 #endif
 231         if (slot == 0) {
 232                 if (!power_on)
 233                         return menelaus_set_vmmc(0);
 234                 switch (1 << vdd) {
 235                 case MMC_VDD_33_34:
 236                 case MMC_VDD_32_33:
 237                 case MMC_VDD_31_32:
 238                         mV = 3100;
 239                         break;
 240                 case MMC_VDD_30_31:
 241                         mV = 3000;
 242                         break;
 243                 case MMC_VDD_28_29:
 244                         mV = 2800;
 245                         break;
 246                 case MMC_VDD_165_195:
 247                         mV = 1850;
 248                         break;
 249                 default:
 250                         BUG();
 251                 }
 252                 return menelaus_set_vmmc(mV);
 253         } else {
 254                 if (!power_on)
 255                         return menelaus_set_vdcdc(3, 0);
 256                 switch (1 << vdd) {
 257                 case MMC_VDD_33_34:
 258                 case MMC_VDD_32_33:
 259                         mV = 3300;
 260                         break;
 261                 case MMC_VDD_30_31:
 262                 case MMC_VDD_29_30:
 263                         mV = 3000;
 264                         break;
 265                 case MMC_VDD_28_29:
 266                 case MMC_VDD_27_28:
 267                         mV = 2800;
 268                         break;
 269                 case MMC_VDD_24_25:
 270                 case MMC_VDD_23_24:
 271                         mV = 2400;
 272                         break;
 273                 case MMC_VDD_22_23:
 274                 case MMC_VDD_21_22:
 275                         mV = 2200;
 276                         break;
 277                 case MMC_VDD_20_21:
 278                         mV = 2000;
 279                         break;
 280                 case MMC_VDD_165_195:
 281                         mV = 1800;
 282                         break;
 283                 default:
 284                         BUG();
 285                 }
 286                 return menelaus_set_vdcdc(3, mV);
 287         }
 288         return 0;
 289 }
 290
 291 static void n810_set_power_emmc(struct device *dev,
 292                                          int power_on)
 293 {
 294         dev_dbg(dev, "Set EMMC power %s\n", power_on ? "on" : "off");
 295
 296         if (power_on) {
 297                 gpio_set_value(N810_EMMC_VSD_GPIO, 1);
 298                 msleep(1);
 299                 gpio_set_value(N810_EMMC_VIO_GPIO, 1);
 300                 msleep(1);
 301         } else {
 302                 gpio_set_value(N810_EMMC_VIO_GPIO, 0);
 303                 msleep(50);
 304                 gpio_set_value(N810_EMMC_VSD_GPIO, 0);
 305                 msleep(50);
 306         }
 307 }
 308
 309 static int n8x0_mmc_set_power(struct device *dev, int slot, int power_on,
 310                               int vdd)
 311 {
 312         if (machine_is_nokia_n800() || slot == 0)
 313                 return n8x0_mmc_set_power_menelaus(dev, slot, power_on, vdd);
 314
 315         n810_set_power_emmc(dev, power_on);
 316
 317         return 0;
 318 }
 319
 320 static int n8x0_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
 321 {
 322         int r;
 323
 324         dev_dbg(dev, "Set slot %d bus mode %s\n", slot + 1,
 325                 bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
 326         BUG_ON(slot != 0 && slot != 1);
 327         slot++;
 328         switch (bus_mode) {
 329         case MMC_BUSMODE_OPENDRAIN:
 330                 r = menelaus_set_mmc_opendrain(slot, 1);
 331                 break;
 332         case MMC_BUSMODE_PUSHPULL:
 333                 r = menelaus_set_mmc_opendrain(slot, 0);
 334                 break;
 335         default:
 336                 BUG();
 337         }
 338         if (r != 0 && printk_ratelimit())
 339                 dev_err(dev, "MMC: unable to set bus mode for slot %d\n",
 340                         slot);
 341         return r;
 342 }
 343
 344 static int n8x0_mmc_get_cover_state(struct device *dev, int slot)
 345 {
 346         slot++;
 347         BUG_ON(slot != 1 && slot != 2);
 348         if (slot == 1)
 349                 return slot1_cover_open;
 350         else
 351                 return slot2_cover_open;
 352 }
 353
 354 static void n8x0_mmc_callback(void *data, u8 card_mask)
 355 {
 356         int bit, *openp, index;
 357
 358         if (machine_is_nokia_n800()) {
 359                 bit = 1 << 1;
 360                 openp = &slot2_cover_open;
 361                 index = 1;
 362         } else {
 363                 bit = 1;
 364                 openp = &slot1_cover_open;
 365                 index = 0;
 366         }
 367
 368         if (card_mask & bit)
 369                 *openp = 1;
 370         else
 371                 *openp = 0;
 372
 373 #ifdef CONFIG_MMC_OMAP
 374         omap_mmc_notify_cover_event(mmc_device, index, *openp);
 375 #else
 376         pr_warn("MMC: notify cover event not available\n");
 377 #endif
 378 }
 379
 380 static int n8x0_mmc_late_init(struct device *dev)
 381 {
 382         int r, bit, *openp;
 383         int vs2sel;
 384
 385         mmc_device = dev;
 386
 387         r = menelaus_set_slot_sel(1);
 388         if (r < 0)
 389                 return r;
 390
 391         if (machine_is_nokia_n800())
 392                 vs2sel = 0;
 393         else
 394                 vs2sel = 2;
 395
 396         r = menelaus_set_mmc_slot(2, 0, vs2sel, 1);
 397         if (r < 0)
 398                 return r;
 399
 400         n8x0_mmc_set_power(dev, 0, MMC_POWER_ON, 16); /* MMC_VDD_28_29 */
 401         n8x0_mmc_set_power(dev, 1, MMC_POWER_ON, 16);
 402
 403         r = menelaus_set_mmc_slot(1, 1, 0, 1);
 404         if (r < 0)
 405                 return r;
 406         r = menelaus_set_mmc_slot(2, 1, vs2sel, 1);
 407         if (r < 0)
 408                 return r;
 409
 410         r = menelaus_get_slot_pin_states();
 411         if (r < 0)
 412                 return r;
 413
 414         if (machine_is_nokia_n800()) {
 415                 bit = 1 << 1;
 416                 openp = &slot2_cover_open;
 417         } else {
 418                 bit = 1;
 419                 openp = &slot1_cover_open;
 420                 slot2_cover_open = 0;
 421         }
 422
 423         /* All slot pin bits seem to be inversed until first switch change */
 424         if (r == 0xf || r == (0xf & ~bit))
 425                 r = ~r;
 426
 427         if (r & bit)
 428                 *openp = 1;
 429         else
 430                 *openp = 0;
 431
 432         r = menelaus_register_mmc_callback(n8x0_mmc_callback, NULL);
 433
 434         return r;
 435 }
 436
 437 static void n8x0_mmc_shutdown(struct device *dev)
 438 {
 439         int vs2sel;
 440
 441         if (machine_is_nokia_n800())
 442                 vs2sel = 0;
 443         else
 444                 vs2sel = 2;
 445
 446         menelaus_set_mmc_slot(1, 0, 0, 0);
 447         menelaus_set_mmc_slot(2, 0, vs2sel, 0);
 448 }
 449
 450 static void n8x0_mmc_cleanup(struct device *dev)
 451 {
 452         menelaus_unregister_mmc_callback();
 453
 454         gpio_free(N8X0_SLOT_SWITCH_GPIO);
 455
 456         if (machine_is_nokia_n810()) {
 457                 gpio_free(N810_EMMC_VSD_GPIO);
 458                 gpio_free(N810_EMMC_VIO_GPIO);
 459         }
 460 }
 461
 462 /*
 463  * MMC controller1 has two slots that are multiplexed via I2C.
 464  * MMC controller2 is not in use.
 465  */
 466 static struct omap_mmc_platform_data mmc1_data = {
 467         .nr_slots                       = 2,
 468         .switch_slot                    = n8x0_mmc_switch_slot,
 469         .init                           = n8x0_mmc_late_init,
 470         .cleanup                        = n8x0_mmc_cleanup,
 471         .shutdown                       = n8x0_mmc_shutdown,
 472         .max_freq                       = 24000000,
 473         .dma_mask                       = 0xffffffff,
 474         .slots[0] = {
 475                 .wires                  = 4,
 476                 .set_power              = n8x0_mmc_set_power,
 477                 .set_bus_mode           = n8x0_mmc_set_bus_mode,
 478                 .get_cover_state        = n8x0_mmc_get_cover_state,
 479                 .ocr_mask               = MMC_VDD_165_195 | MMC_VDD_30_31 |
 480                                                 MMC_VDD_32_33   | MMC_VDD_33_34,
 481                 .name                   = "internal",
 482         },
 483         .slots[1] = {
 484                 .set_power              = n8x0_mmc_set_power,
 485                 .set_bus_mode           = n8x0_mmc_set_bus_mode,
 486                 .get_cover_state        = n8x0_mmc_get_cover_state,
 487                 .ocr_mask               = MMC_VDD_165_195 | MMC_VDD_20_21 |
 488                                                 MMC_VDD_21_22 | MMC_VDD_22_23 |
 489                                                 MMC_VDD_23_24 | MMC_VDD_24_25 |
 490                                                 MMC_VDD_27_28 | MMC_VDD_28_29 |
 491                                                 MMC_VDD_29_30 | MMC_VDD_30_31 |
 492                                                 MMC_VDD_32_33 | MMC_VDD_33_34,
 493                 .name                   = "external",
 494         },
 495 };
 496
 497 static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC];
 498
 499 static struct gpio n810_emmc_gpios[] __initdata = {
 500         { N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vddf" },
 501         { N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vdd"  },
 502 };
 503
 504 static void __init n8x0_mmc_init(void)
 505 {
 506         int err;
 507
 508         if (machine_is_nokia_n810()) {
 509                 mmc1_data.slots[0].name = "external";
 510
 511                 /*
 512                  * Some Samsung Movinand chips do not like open-ended
 513                  * multi-block reads and fall to braind-dead state
 514                  * while doing so. Reducing the number of blocks in
 515                  * the transfer or delays in clock disable do not help
 516                  */
 517                 mmc1_data.slots[1].name = "internal";
 518                 mmc1_data.slots[1].ban_openended = 1;
 519         }
 520
 521         err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW,
 522                                "MMC slot switch");
 523         if (err)
 524                 return;
 525
 526         if (machine_is_nokia_n810()) {
 527                 err = gpio_request_array(n810_emmc_gpios,
 528                                          ARRAY_SIZE(n810_emmc_gpios));
 529                 if (err) {
 530                         gpio_free(N8X0_SLOT_SWITCH_GPIO);
 531                         return;
 532                 }
 533         }
 534
 535         mmc_data[0] = &mmc1_data;
 536         omap242x_init_mmc(mmc_data);
 537 }
 538 #else
 539
 540 void __init n8x0_mmc_init(void)
 541 {
 542 }
 543 #endif  /* CONFIG_MMC_OMAP */
 544
 545 #ifdef CONFIG_MENELAUS
 546
 547 static int n8x0_auto_sleep_regulators(void)
 548 {
 549         u32 val;
 550         int ret;
 551
 552         val = EN_VPLL_SLEEP | EN_VMMC_SLEEP    \
 553                 | EN_VAUX_SLEEP | EN_VIO_SLEEP \
 554                 | EN_VMEM_SLEEP | EN_DC3_SLEEP \
 555                 | EN_VC_SLEEP | EN_DC2_SLEEP;
 556
 557         ret = menelaus_set_regulator_sleep(1, val);
 558         if (ret < 0) {
 559                 printk(KERN_ERR "Could not set regulators to sleep on "
 560                         "menelaus: %u\n", ret);
 561                 return ret;
 562         }
 563         return 0;
 564 }
 565
 566 static int n8x0_auto_voltage_scale(void)
 567 {
 568         int ret;
 569
 570         ret = menelaus_set_vcore_hw(1400, 1050);
 571         if (ret < 0) {
 572                 printk(KERN_ERR "Could not set VCORE voltage on "
 573                         "menelaus: %u\n", ret);
 574                 return ret;
 575         }
 576         return 0;
 577 }
 578
 579 static int n8x0_menelaus_late_init(struct device *dev)
 580 {
 581         int ret;
 582
 583         ret = n8x0_auto_voltage_scale();
 584         if (ret < 0)
 585                 return ret;
 586         ret = n8x0_auto_sleep_regulators();
 587         if (ret < 0)
 588                 return ret;
 589         return 0;
 590 }
 591
 592 #else
 593 static int n8x0_menelaus_late_init(struct device *dev)
 594 {
 595         return 0;
 596 }
 597 #endif
 598
 599 static struct menelaus_platform_data n8x0_menelaus_platform_data __initdata = {
 600         .late_init = n8x0_menelaus_late_init,
 601 };
 602
 603 static struct i2c_board_info __initdata n8x0_i2c_board_info_1[] __initdata = {
 604         {
 605                 I2C_BOARD_INFO("menelaus", 0x72),
 606                 .irq = INT_24XX_SYS_NIRQ,
 607                 .platform_data = &n8x0_menelaus_platform_data,
 608         },
 609 };
 610
 611 static struct aic3x_pdata n810_aic33_data __initdata = {
 612         .gpio_reset = 118,
 613 };
 614
 615 static struct i2c_board_info n810_i2c_board_info_2[] __initdata = {
 616         {
 617                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 618                 .platform_data = &n810_aic33_data,
 619         },
 620 };
 621
 622 #ifdef CONFIG_OMAP_MUX
 623 static struct omap_board_mux board_mux[] __initdata = {
 624         /* I2S codec port pins for McBSP block */
 625         OMAP2420_MUX(EAC_AC_SCLK, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 626         OMAP2420_MUX(EAC_AC_FS, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 627         OMAP2420_MUX(EAC_AC_DIN, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
 628         OMAP2420_MUX(EAC_AC_DOUT, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
 629         { .reg_offset = OMAP_MUX_TERMINATOR },
 630 };
 631
 632 static struct omap_device_pad serial2_pads[] __initdata = {
 633         {
 634                 .name   = "uart3_rx_irrx.uart3_rx_irrx",
 635                 .flags  = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP,
 636                 .enable = OMAP_MUX_MODE0,
 637                 .idle   = OMAP_MUX_MODE3        /* Mux as GPIO for idle */
 638         },
 639 };
 640
 641 static inline void board_serial_init(void)
 642 {
 643         struct omap_board_data bdata;
 644
 645         bdata.flags = 0;
 646         bdata.pads = NULL;
 647         bdata.pads_cnt = 0;
 648
 649         bdata.id = 0;
 650         omap_serial_init_port(&bdata, NULL);
 651
 652         bdata.id = 1;
 653         omap_serial_init_port(&bdata, NULL);
 654
 655         bdata.id = 2;
 656         bdata.pads = serial2_pads;
 657         bdata.pads_cnt = ARRAY_SIZE(serial2_pads);
 658         omap_serial_init_port(&bdata, NULL);
 659 }
 660
 661 #else
 662
 663 static inline void board_serial_init(void)
 664 {
 665         omap_serial_init();
 666 }
 667
 668 #endif
 669
 670 static void __init n8x0_init_machine(void)
 671 {
 672         omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
 673         /* FIXME: add n810 spi devices */
 674         spi_register_board_info(n800_spi_board_info,
 675                                 ARRAY_SIZE(n800_spi_board_info));
 676         omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1,
 677                               ARRAY_SIZE(n8x0_i2c_board_info_1));
 678         omap_register_i2c_bus(2, 400, NULL, 0);
 679         if (machine_is_nokia_n810())
 680                 i2c_register_board_info(2, n810_i2c_board_info_2,
 681                                         ARRAY_SIZE(n810_i2c_board_info_2));
 682         board_serial_init();
 683         omap_sdrc_init(NULL, NULL);
 684         gpmc_onenand_init(board_onenand_data);
 685         n8x0_mmc_init();
 686         n8x0_usb_init();
 687 }
 688
 689 MACHINE_START(NOKIA_N800, "Nokia N800")
 690         .atag_offset    = 0x100,
 691         .reserve        = omap_reserve,
 692         .map_io         = omap242x_map_io,
 693         .init_early     = omap2420_init_early,
 694         .init_irq       = omap2_init_irq,
 695         .handle_irq     = omap2_intc_handle_irq,
 696         .init_machine   = n8x0_init_machine,
 697         .init_late      = omap2420_init_late,
 698         .timer          = &omap2_timer,
 699         .restart        = omap_prcm_restart,
 700 MACHINE_END
 701
 702 MACHINE_START(NOKIA_N810, "Nokia N810")
 703         .atag_offset    = 0x100,
 704         .reserve        = omap_reserve,
 705         .map_io         = omap242x_map_io,
 706         .init_early     = omap2420_init_early,
 707         .init_irq       = omap2_init_irq,
 708         .handle_irq     = omap2_intc_handle_irq,
 709         .init_machine   = n8x0_init_machine,
 710         .init_late      = omap2420_init_late,
 711         .timer          = &omap2_timer,
 712         .restart        = omap_prcm_restart,
 713 MACHINE_END
 714
 715 MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX")
 716         .atag_offset    = 0x100,
 717         .reserve        = omap_reserve,
 718         .map_io         = omap242x_map_io,
 719         .init_early     = omap2420_init_early,
 720         .init_irq       = omap2_init_irq,
 721         .handle_irq     = omap2_intc_handle_irq,
 722         .init_machine   = n8x0_init_machine,
 723         .init_late      = omap2420_init_late,
 724         .timer          = &omap2_timer,
 725         .restart        = omap_prcm_restart,
 726 MACHINE_END