arch/powerpc/sysdev/fsl_soc.c

   1 /*
   2  * FSL SoC setup code
   3  *
   4  * Maintained by Kumar Gala (see MAINTAINERS for contact information)
   5  *
   6  * 2006 (c) MontaVista Software, Inc.
   7  * Vitaly Bordug <vbordug@ru.mvista.com>
   8  *
   9  * This program is free software; you can redistribute  it and/or modify it
  10  * under  the terms of  the GNU General  Public License as published by the
  11  * Free Software Foundation;  either version 2 of the  License, or (at your
  12  * option) any later version.
  13  */
  14
  15 #include <linux/stddef.h>
  16 #include <linux/kernel.h>
  17 #include <linux/init.h>
  18 #include <linux/errno.h>
  19 #include <linux/major.h>
  20 #include <linux/delay.h>
  21 #include <linux/irq.h>
  22 #include <linux/module.h>
  23 #include <linux/device.h>
  24 #include <linux/platform_device.h>
  25 #include <linux/phy.h>
  26 #include <linux/fsl_devices.h>
  27 #include <linux/fs_enet_pd.h>
  28 #include <linux/fs_uart_pd.h>
  29
  30 #include <asm/system.h>
  31 #include <asm/atomic.h>
  32 #include <asm/io.h>
  33 #include <asm/irq.h>
  34 #include <asm/time.h>
  35 #include <asm/prom.h>
  36 #include <sysdev/fsl_soc.h>
  37 #include <mm/mmu_decl.h>
  38 #include <asm/cpm2.h>
  39
  40 extern void init_fcc_ioports(struct fs_platform_info*);
  41 extern void init_fec_ioports(struct fs_platform_info*);
  42 extern void init_smc_ioports(struct fs_uart_platform_info*);
  43 static phys_addr_t immrbase = -1;
  44
  45 phys_addr_t get_immrbase(void)
  46 {
  47         struct device_node *soc;
  48
  49         if (immrbase != -1)
  50                 return immrbase;
  51
  52         soc = of_find_node_by_type(NULL, "soc");
  53         if (soc) {
  54                 unsigned int size;
  55                 const void *prop = of_get_property(soc, "reg", &size);
  56
  57                 if (prop)
  58                         immrbase = of_translate_address(soc, prop);
  59                 of_node_put(soc);
  60         };
  61
  62         return immrbase;
  63 }
  64
  65 EXPORT_SYMBOL(get_immrbase);
  66
  67 #if defined(CONFIG_CPM2) || defined(CONFIG_8xx)
  68
  69 static u32 brgfreq = -1;
  70
  71 u32 get_brgfreq(void)
  72 {
  73         struct device_node *node;
  74
  75         if (brgfreq != -1)
  76                 return brgfreq;
  77
  78         node = of_find_node_by_type(NULL, "cpm");
  79         if (node) {
  80                 unsigned int size;
  81                 const unsigned int *prop = of_get_property(node,
  82                                         "brg-frequency", &size);
  83
  84                 if (prop)
  85                         brgfreq = *prop;
  86                 of_node_put(node);
  87         };
  88
  89         return brgfreq;
  90 }
  91
  92 EXPORT_SYMBOL(get_brgfreq);
  93
  94 static u32 fs_baudrate = -1;
  95
  96 u32 get_baudrate(void)
  97 {
  98         struct device_node *node;
  99
 100         if (fs_baudrate != -1)
 101                 return fs_baudrate;
 102
 103         node = of_find_node_by_type(NULL, "serial");
 104         if (node) {
 105                 unsigned int size;
 106                 const unsigned int *prop = of_get_property(node,
 107                                 "current-speed", &size);
 108
 109                 if (prop)
 110                         fs_baudrate = *prop;
 111                 of_node_put(node);
 112         };
 113
 114         return fs_baudrate;
 115 }
 116
 117 EXPORT_SYMBOL(get_baudrate);
 118 #endif /* CONFIG_CPM2 */
 119
 120 static int __init gfar_mdio_of_init(void)
 121 {
 122         struct device_node *np;
 123         unsigned int i;
 124         struct platform_device *mdio_dev;
 125         struct resource res;
 126         int ret;
 127
 128         for (np = NULL, i = 0;
 129              (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL;
 130              i++) {
 131                 int k;
 132                 struct device_node *child = NULL;
 133                 struct gianfar_mdio_data mdio_data;
 134
 135                 memset(&res, 0, sizeof(res));
 136                 memset(&mdio_data, 0, sizeof(mdio_data));
 137
 138                 ret = of_address_to_resource(np, 0, &res);
 139                 if (ret)
 140                         goto err;
 141
 142                 mdio_dev =
 143                     platform_device_register_simple("fsl-gianfar_mdio",
 144                                                     res.start, &res, 1);
 145                 if (IS_ERR(mdio_dev)) {
 146                         ret = PTR_ERR(mdio_dev);
 147                         goto err;
 148                 }
 149
 150                 for (k = 0; k < 32; k++)
 151                         mdio_data.irq[k] = PHY_POLL;
 152
 153                 while ((child = of_get_next_child(np, child)) != NULL) {
 154                         int irq = irq_of_parse_and_map(child, 0);
 155                         if (irq != NO_IRQ) {
 156                                 const u32 *id = of_get_property(child,
 157                                                         "reg", NULL);
 158                                 mdio_data.irq[*id] = irq;
 159                         }
 160                 }
 161
 162                 ret =
 163                     platform_device_add_data(mdio_dev, &mdio_data,
 164                                              sizeof(struct gianfar_mdio_data));
 165                 if (ret)
 166                         goto unreg;
 167         }
 168
 169         return 0;
 170
 171 unreg:
 172         platform_device_unregister(mdio_dev);
 173 err:
 174         return ret;
 175 }
 176
 177 arch_initcall(gfar_mdio_of_init);
 178
 179 static const char *gfar_tx_intr = "tx";
 180 static const char *gfar_rx_intr = "rx";
 181 static const char *gfar_err_intr = "error";
 182
 183
 184 static int __init gfar_of_init(void)
 185 {
 186         struct device_node *np;
 187         unsigned int i;
 188         struct platform_device *gfar_dev;
 189         struct resource res;
 190         int ret;
 191
 192         for (np = NULL, i = 0;
 193              (np = of_find_compatible_node(np, "network", "gianfar")) != NULL;
 194              i++) {
 195                 struct resource r[4];
 196                 struct device_node *phy, *mdio;
 197                 struct gianfar_platform_data gfar_data;
 198                 const unsigned int *id;
 199                 const char *model;
 200                 const char *ctype;
 201                 const void *mac_addr;
 202                 const phandle *ph;
 203                 int n_res = 2;
 204
 205                 memset(r, 0, sizeof(r));
 206                 memset(&gfar_data, 0, sizeof(gfar_data));
 207
 208                 ret = of_address_to_resource(np, 0, &r[0]);
 209                 if (ret)
 210                         goto err;
 211
 212                 of_irq_to_resource(np, 0, &r[1]);
 213
 214                 model = of_get_property(np, "model", NULL);
 215
 216                 /* If we aren't the FEC we have multiple interrupts */
 217                 if (model && strcasecmp(model, "FEC")) {
 218                         r[1].name = gfar_tx_intr;
 219
 220                         r[2].name = gfar_rx_intr;
 221                         of_irq_to_resource(np, 1, &r[2]);
 222
 223                         r[3].name = gfar_err_intr;
 224                         of_irq_to_resource(np, 2, &r[3]);
 225
 226                         n_res += 2;
 227                 }
 228
 229                 gfar_dev =
 230                     platform_device_register_simple("fsl-gianfar", i, &r[0],
 231                                                     n_res);
 232
 233                 if (IS_ERR(gfar_dev)) {
 234                         ret = PTR_ERR(gfar_dev);
 235                         goto err;
 236                 }
 237
 238                 mac_addr = of_get_mac_address(np);
 239                 if (mac_addr)
 240                         memcpy(gfar_data.mac_addr, mac_addr, 6);
 241
 242                 if (model && !strcasecmp(model, "TSEC"))
 243                         gfar_data.device_flags =
 244                             FSL_GIANFAR_DEV_HAS_GIGABIT |
 245                             FSL_GIANFAR_DEV_HAS_COALESCE |
 246                             FSL_GIANFAR_DEV_HAS_RMON |
 247                             FSL_GIANFAR_DEV_HAS_MULTI_INTR;
 248                 if (model && !strcasecmp(model, "eTSEC"))
 249                         gfar_data.device_flags =
 250                             FSL_GIANFAR_DEV_HAS_GIGABIT |
 251                             FSL_GIANFAR_DEV_HAS_COALESCE |
 252                             FSL_GIANFAR_DEV_HAS_RMON |
 253                             FSL_GIANFAR_DEV_HAS_MULTI_INTR |
 254                             FSL_GIANFAR_DEV_HAS_CSUM |
 255                             FSL_GIANFAR_DEV_HAS_VLAN |
 256                             FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 257
 258                 ctype = of_get_property(np, "phy-connection-type", NULL);
 259
 260                 /* We only care about rgmii-id.  The rest are autodetected */
 261                 if (ctype && !strcmp(ctype, "rgmii-id"))
 262                         gfar_data.interface = PHY_INTERFACE_MODE_RGMII_ID;
 263                 else
 264                         gfar_data.interface = PHY_INTERFACE_MODE_MII;
 265
 266                 ph = of_get_property(np, "phy-handle", NULL);
 267                 phy = of_find_node_by_phandle(*ph);
 268
 269                 if (phy == NULL) {
 270                         ret = -ENODEV;
 271                         goto unreg;
 272                 }
 273
 274                 mdio = of_get_parent(phy);
 275
 276                 id = of_get_property(phy, "reg", NULL);
 277                 ret = of_address_to_resource(mdio, 0, &res);
 278                 if (ret) {
 279                         of_node_put(phy);
 280                         of_node_put(mdio);
 281                         goto unreg;
 282                 }
 283
 284                 gfar_data.phy_id = *id;
 285                 gfar_data.bus_id = res.start;
 286
 287                 of_node_put(phy);
 288                 of_node_put(mdio);
 289
 290                 ret =
 291                     platform_device_add_data(gfar_dev, &gfar_data,
 292                                              sizeof(struct
 293                                                     gianfar_platform_data));
 294                 if (ret)
 295                         goto unreg;
 296         }
 297
 298         return 0;
 299
 300 unreg:
 301         platform_device_unregister(gfar_dev);
 302 err:
 303         return ret;
 304 }
 305
 306 arch_initcall(gfar_of_init);
 307
 308 static int __init fsl_i2c_of_init(void)
 309 {
 310         struct device_node *np;
 311         unsigned int i;
 312         struct platform_device *i2c_dev;
 313         int ret;
 314
 315         for (np = NULL, i = 0;
 316              (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
 317              i++) {
 318                 struct resource r[2];
 319                 struct fsl_i2c_platform_data i2c_data;
 320                 const unsigned char *flags = NULL;
 321
 322                 memset(&r, 0, sizeof(r));
 323                 memset(&i2c_data, 0, sizeof(i2c_data));
 324
 325                 ret = of_address_to_resource(np, 0, &r[0]);
 326                 if (ret)
 327                         goto err;
 328
 329                 of_irq_to_resource(np, 0, &r[1]);
 330
 331                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
 332                 if (IS_ERR(i2c_dev)) {
 333                         ret = PTR_ERR(i2c_dev);
 334                         goto err;
 335                 }
 336
 337                 i2c_data.device_flags = 0;
 338                 flags = of_get_property(np, "dfsrr", NULL);
 339                 if (flags)
 340                         i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
 341
 342                 flags = of_get_property(np, "fsl5200-clocking", NULL);
 343                 if (flags)
 344                         i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
 345
 346                 ret =
 347                     platform_device_add_data(i2c_dev, &i2c_data,
 348                                              sizeof(struct
 349                                                     fsl_i2c_platform_data));
 350                 if (ret)
 351                         goto unreg;
 352         }
 353
 354         return 0;
 355
 356 unreg:
 357         platform_device_unregister(i2c_dev);
 358 err:
 359         return ret;
 360 }
 361
 362 arch_initcall(fsl_i2c_of_init);
 363
 364 #ifdef CONFIG_PPC_83xx
 365 static int __init mpc83xx_wdt_init(void)
 366 {
 367         struct resource r;
 368         struct device_node *soc, *np;
 369         struct platform_device *dev;
 370         const unsigned int *freq;
 371         int ret;
 372
 373         np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
 374
 375         if (!np) {
 376                 ret = -ENODEV;
 377                 goto nodev;
 378         }
 379
 380         soc = of_find_node_by_type(NULL, "soc");
 381
 382         if (!soc) {
 383                 ret = -ENODEV;
 384                 goto nosoc;
 385         }
 386
 387         freq = of_get_property(soc, "bus-frequency", NULL);
 388         if (!freq) {
 389                 ret = -ENODEV;
 390                 goto err;
 391         }
 392
 393         memset(&r, 0, sizeof(r));
 394
 395         ret = of_address_to_resource(np, 0, &r);
 396         if (ret)
 397                 goto err;
 398
 399         dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
 400         if (IS_ERR(dev)) {
 401                 ret = PTR_ERR(dev);
 402                 goto err;
 403         }
 404
 405         ret = platform_device_add_data(dev, freq, sizeof(int));
 406         if (ret)
 407                 goto unreg;
 408
 409         of_node_put(soc);
 410         of_node_put(np);
 411
 412         return 0;
 413
 414 unreg:
 415         platform_device_unregister(dev);
 416 err:
 417         of_node_put(soc);
 418 nosoc:
 419         of_node_put(np);
 420 nodev:
 421         return ret;
 422 }
 423
 424 arch_initcall(mpc83xx_wdt_init);
 425 #endif
 426
 427 static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
 428 {
 429         if (!phy_type)
 430                 return FSL_USB2_PHY_NONE;
 431         if (!strcasecmp(phy_type, "ulpi"))
 432                 return FSL_USB2_PHY_ULPI;
 433         if (!strcasecmp(phy_type, "utmi"))
 434                 return FSL_USB2_PHY_UTMI;
 435         if (!strcasecmp(phy_type, "utmi_wide"))
 436                 return FSL_USB2_PHY_UTMI_WIDE;
 437         if (!strcasecmp(phy_type, "serial"))
 438                 return FSL_USB2_PHY_SERIAL;
 439
 440         return FSL_USB2_PHY_NONE;
 441 }
 442
 443 static int __init fsl_usb_of_init(void)
 444 {
 445         struct device_node *np;
 446         unsigned int i;
 447         struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL,
 448                 *usb_dev_dr_client = NULL;
 449         int ret;
 450
 451         for (np = NULL, i = 0;
 452              (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
 453              i++) {
 454                 struct resource r[2];
 455                 struct fsl_usb2_platform_data usb_data;
 456                 const unsigned char *prop = NULL;
 457
 458                 memset(&r, 0, sizeof(r));
 459                 memset(&usb_data, 0, sizeof(usb_data));
 460
 461                 ret = of_address_to_resource(np, 0, &r[0]);
 462                 if (ret)
 463                         goto err;
 464
 465                 of_irq_to_resource(np, 0, &r[1]);
 466
 467                 usb_dev_mph =
 468                     platform_device_register_simple("fsl-ehci", i, r, 2);
 469                 if (IS_ERR(usb_dev_mph)) {
 470                         ret = PTR_ERR(usb_dev_mph);
 471                         goto err;
 472                 }
 473
 474                 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
 475                 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
 476
 477                 usb_data.operating_mode = FSL_USB2_MPH_HOST;
 478
 479                 prop = of_get_property(np, "port0", NULL);
 480                 if (prop)
 481                         usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
 482
 483                 prop = of_get_property(np, "port1", NULL);
 484                 if (prop)
 485                         usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
 486
 487                 prop = of_get_property(np, "phy_type", NULL);
 488                 usb_data.phy_mode = determine_usb_phy(prop);
 489
 490                 ret =
 491                     platform_device_add_data(usb_dev_mph, &usb_data,
 492                                              sizeof(struct
 493                                                     fsl_usb2_platform_data));
 494                 if (ret)
 495                         goto unreg_mph;
 496         }
 497
 498         for (np = NULL;
 499              (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
 500              i++) {
 501                 struct resource r[2];
 502                 struct fsl_usb2_platform_data usb_data;
 503                 const unsigned char *prop = NULL;
 504
 505                 memset(&r, 0, sizeof(r));
 506                 memset(&usb_data, 0, sizeof(usb_data));
 507
 508                 ret = of_address_to_resource(np, 0, &r[0]);
 509                 if (ret)
 510                         goto unreg_mph;
 511
 512                 of_irq_to_resource(np, 0, &r[1]);
 513
 514                 prop = of_get_property(np, "dr_mode", NULL);
 515
 516                 if (!prop || !strcmp(prop, "host")) {
 517                         usb_data.operating_mode = FSL_USB2_DR_HOST;
 518                         usb_dev_dr_host = platform_device_register_simple(
 519                                         "fsl-ehci", i, r, 2);
 520                         if (IS_ERR(usb_dev_dr_host)) {
 521                                 ret = PTR_ERR(usb_dev_dr_host);
 522                                 goto err;
 523                         }
 524                 } else if (prop && !strcmp(prop, "peripheral")) {
 525                         usb_data.operating_mode = FSL_USB2_DR_DEVICE;
 526                         usb_dev_dr_client = platform_device_register_simple(
 527                                         "fsl-usb2-udc", i, r, 2);
 528                         if (IS_ERR(usb_dev_dr_client)) {
 529                                 ret = PTR_ERR(usb_dev_dr_client);
 530                                 goto err;
 531                         }
 532                 } else if (prop && !strcmp(prop, "otg")) {
 533                         usb_data.operating_mode = FSL_USB2_DR_OTG;
 534                         usb_dev_dr_host = platform_device_register_simple(
 535                                         "fsl-ehci", i, r, 2);
 536                         if (IS_ERR(usb_dev_dr_host)) {
 537                                 ret = PTR_ERR(usb_dev_dr_host);
 538                                 goto err;
 539                         }
 540                         usb_dev_dr_client = platform_device_register_simple(
 541                                         "fsl-usb2-udc", i, r, 2);
 542                         if (IS_ERR(usb_dev_dr_client)) {
 543                                 ret = PTR_ERR(usb_dev_dr_client);
 544                                 goto err;
 545                         }
 546                 } else {
 547                         ret = -EINVAL;
 548                         goto err;
 549                 }
 550
 551                 prop = of_get_property(np, "phy_type", NULL);
 552                 usb_data.phy_mode = determine_usb_phy(prop);
 553
 554                 if (usb_dev_dr_host) {
 555                         usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
 556                         usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
 557                                 dev.coherent_dma_mask;
 558                         if ((ret = platform_device_add_data(usb_dev_dr_host,
 559                                                 &usb_data, sizeof(struct
 560                                                 fsl_usb2_platform_data))))
 561                                 goto unreg_dr;
 562                 }
 563                 if (usb_dev_dr_client) {
 564                         usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
 565                         usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
 566                                 dev.coherent_dma_mask;
 567                         if ((ret = platform_device_add_data(usb_dev_dr_client,
 568                                                 &usb_data, sizeof(struct
 569                                                 fsl_usb2_platform_data))))
 570                                 goto unreg_dr;
 571                 }
 572         }
 573         return 0;
 574
 575 unreg_dr:
 576         if (usb_dev_dr_host)
 577                 platform_device_unregister(usb_dev_dr_host);
 578         if (usb_dev_dr_client)
 579                 platform_device_unregister(usb_dev_dr_client);
 580 unreg_mph:
 581         if (usb_dev_mph)
 582                 platform_device_unregister(usb_dev_mph);
 583 err:
 584         return ret;
 585 }
 586
 587 arch_initcall(fsl_usb_of_init);
 588
 589 #ifdef CONFIG_CPM2
 590
 591 extern void init_scc_ioports(struct fs_uart_platform_info*);
 592
 593 static const char fcc_regs[] = "fcc_regs";
 594 static const char fcc_regs_c[] = "fcc_regs_c";
 595 static const char fcc_pram[] = "fcc_pram";
 596 static char bus_id[9][BUS_ID_SIZE];
 597
 598 static int __init fs_enet_of_init(void)
 599 {
 600         struct device_node *np;
 601         unsigned int i;
 602         struct platform_device *fs_enet_dev;
 603         struct resource res;
 604         int ret;
 605
 606         for (np = NULL, i = 0;
 607              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 608              i++) {
 609                 struct resource r[4];
 610                 struct device_node *phy, *mdio;
 611                 struct fs_platform_info fs_enet_data;
 612                 const unsigned int *id, *phy_addr, *phy_irq;
 613                 const void *mac_addr;
 614                 const phandle *ph;
 615                 const char *model;
 616
 617                 memset(r, 0, sizeof(r));
 618                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 619
 620                 ret = of_address_to_resource(np, 0, &r[0]);
 621                 if (ret)
 622                         goto err;
 623                 r[0].name = fcc_regs;
 624
 625                 ret = of_address_to_resource(np, 1, &r[1]);
 626                 if (ret)
 627                         goto err;
 628                 r[1].name = fcc_pram;
 629
 630                 ret = of_address_to_resource(np, 2, &r[2]);
 631                 if (ret)
 632                         goto err;
 633                 r[2].name = fcc_regs_c;
 634                 fs_enet_data.fcc_regs_c = r[2].start;
 635
 636                 of_irq_to_resource(np, 0, &r[3]);
 637
 638                 fs_enet_dev =
 639                     platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
 640
 641                 if (IS_ERR(fs_enet_dev)) {
 642                         ret = PTR_ERR(fs_enet_dev);
 643                         goto err;
 644                 }
 645
 646                 model = of_get_property(np, "model", NULL);
 647                 if (model == NULL) {
 648                         ret = -ENODEV;
 649                         goto unreg;
 650                 }
 651
 652                 mac_addr = of_get_mac_address(np);
 653                 if (mac_addr)
 654                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
 655
 656                 ph = of_get_property(np, "phy-handle", NULL);
 657                 phy = of_find_node_by_phandle(*ph);
 658
 659                 if (phy == NULL) {
 660                         ret = -ENODEV;
 661                         goto unreg;
 662                 }
 663
 664                 phy_addr = of_get_property(phy, "reg", NULL);
 665                 fs_enet_data.phy_addr = *phy_addr;
 666
 667                 phy_irq = of_get_property(phy, "interrupts", NULL);
 668
 669                 id = of_get_property(np, "device-id", NULL);
 670                 fs_enet_data.fs_no = *id;
 671                 strcpy(fs_enet_data.fs_type, model);
 672
 673                 mdio = of_get_parent(phy);
 674                 ret = of_address_to_resource(mdio, 0, &res);
 675                 if (ret) {
 676                         of_node_put(phy);
 677                         of_node_put(mdio);
 678                         goto unreg;
 679                 }
 680
 681                 fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
 682                                                 "rx-clock", NULL));
 683                 fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
 684                                                 "tx-clock", NULL));
 685
 686                 if (strstr(model, "FCC")) {
 687                         int fcc_index = *id - 1;
 688                         const unsigned char *mdio_bb_prop;
 689
 690                         fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
 691                         fs_enet_data.rx_ring = 32;
 692                         fs_enet_data.tx_ring = 32;
 693                         fs_enet_data.rx_copybreak = 240;
 694                         fs_enet_data.use_napi = 0;
 695                         fs_enet_data.napi_weight = 17;
 696                         fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
 697                         fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
 698                         fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
 699
 700                         snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
 701                                                         (u32)res.start, fs_enet_data.phy_addr);
 702                         fs_enet_data.bus_id = (char*)&bus_id[(*id)];
 703                         fs_enet_data.init_ioports = init_fcc_ioports;
 704
 705                         mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
 706                         if (mdio_bb_prop) {
 707                                 struct platform_device *fs_enet_mdio_bb_dev;
 708                                 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
 709
 710                                 fs_enet_mdio_bb_dev =
 711                                         platform_device_register_simple("fsl-bb-mdio",
 712                                                         i, NULL, 0);
 713                                 memset(&fs_enet_mdio_bb_data, 0,
 714                                                 sizeof(struct fs_mii_bb_platform_info));
 715                                 fs_enet_mdio_bb_data.mdio_dat.bit =
 716                                         mdio_bb_prop[0];
 717                                 fs_enet_mdio_bb_data.mdio_dir.bit =
 718                                         mdio_bb_prop[1];
 719                                 fs_enet_mdio_bb_data.mdc_dat.bit =
 720                                         mdio_bb_prop[2];
 721                                 fs_enet_mdio_bb_data.mdio_port =
 722                                         mdio_bb_prop[3];
 723                                 fs_enet_mdio_bb_data.mdc_port =
 724                                         mdio_bb_prop[4];
 725                                 fs_enet_mdio_bb_data.delay =
 726                                         mdio_bb_prop[5];
 727
 728                                 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
 729                                 fs_enet_mdio_bb_data.irq[1] = -1;
 730                                 fs_enet_mdio_bb_data.irq[2] = -1;
 731                                 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
 732                                 fs_enet_mdio_bb_data.irq[31] = -1;
 733
 734                                 fs_enet_mdio_bb_data.mdio_dat.offset =
 735                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 736                                 fs_enet_mdio_bb_data.mdio_dir.offset =
 737                                         (u32)&cpm2_immr->im_ioport.iop_pdirc;
 738                                 fs_enet_mdio_bb_data.mdc_dat.offset =
 739                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 740
 741                                 ret = platform_device_add_data(
 742                                                 fs_enet_mdio_bb_dev,
 743                                                 &fs_enet_mdio_bb_data,
 744                                                 sizeof(struct fs_mii_bb_platform_info));
 745                                 if (ret)
 746                                         goto unreg;
 747                         }
 748
 749                         of_node_put(phy);
 750                         of_node_put(mdio);
 751
 752                         ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
 753                                                      sizeof(struct
 754                                                             fs_platform_info));
 755                         if (ret)
 756                                 goto unreg;
 757                 }
 758         }
 759         return 0;
 760
 761 unreg:
 762         platform_device_unregister(fs_enet_dev);
 763 err:
 764         return ret;
 765 }
 766
 767 arch_initcall(fs_enet_of_init);
 768
 769 static const char scc_regs[] = "regs";
 770 static const char scc_pram[] = "pram";
 771
 772 static int __init cpm_uart_of_init(void)
 773 {
 774         struct device_node *np;
 775         unsigned int i;
 776         struct platform_device *cpm_uart_dev;
 777         int ret;
 778
 779         for (np = NULL, i = 0;
 780              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
 781              i++) {
 782                 struct resource r[3];
 783                 struct fs_uart_platform_info cpm_uart_data;
 784                 const int *id;
 785                 const char *model;
 786
 787                 memset(r, 0, sizeof(r));
 788                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
 789
 790                 ret = of_address_to_resource(np, 0, &r[0]);
 791                 if (ret)
 792                         goto err;
 793
 794                 r[0].name = scc_regs;
 795
 796                 ret = of_address_to_resource(np, 1, &r[1]);
 797                 if (ret)
 798                         goto err;
 799                 r[1].name = scc_pram;
 800
 801                 of_irq_to_resource(np, 0, &r[2]);
 802
 803                 cpm_uart_dev =
 804                     platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
 805
 806                 if (IS_ERR(cpm_uart_dev)) {
 807                         ret = PTR_ERR(cpm_uart_dev);
 808                         goto err;
 809                 }
 810
 811                 id = of_get_property(np, "device-id", NULL);
 812                 cpm_uart_data.fs_no = *id;
 813
 814                 model = of_get_property(np, "model", NULL);
 815                 strcpy(cpm_uart_data.fs_type, model);
 816
 817                 cpm_uart_data.uart_clk = ppc_proc_freq;
 818
 819                 cpm_uart_data.tx_num_fifo = 4;
 820                 cpm_uart_data.tx_buf_size = 32;
 821                 cpm_uart_data.rx_num_fifo = 4;
 822                 cpm_uart_data.rx_buf_size = 32;
 823                 cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
 824                                                 "rx-clock", NULL));
 825                 cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
 826                                                 "tx-clock", NULL));
 827
 828                 ret =
 829                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
 830                                              sizeof(struct
 831                                                     fs_uart_platform_info));
 832                 if (ret)
 833                         goto unreg;
 834         }
 835
 836         return 0;
 837
 838 unreg:
 839         platform_device_unregister(cpm_uart_dev);
 840 err:
 841         return ret;
 842 }
 843
 844 arch_initcall(cpm_uart_of_init);
 845 #endif /* CONFIG_CPM2 */
 846
 847 #ifdef CONFIG_8xx
 848
 849 extern void init_scc_ioports(struct fs_platform_info*);
 850 extern int platform_device_skip(const char *model, int id);
 851
 852 static int __init fs_enet_mdio_of_init(void)
 853 {
 854         struct device_node *np;
 855         unsigned int i;
 856         struct platform_device *mdio_dev;
 857         struct resource res;
 858         int ret;
 859
 860         for (np = NULL, i = 0;
 861              (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
 862              i++) {
 863                 struct fs_mii_fec_platform_info mdio_data;
 864
 865                 memset(&res, 0, sizeof(res));
 866                 memset(&mdio_data, 0, sizeof(mdio_data));
 867
 868                 ret = of_address_to_resource(np, 0, &res);
 869                 if (ret)
 870                         goto err;
 871
 872                 mdio_dev =
 873                     platform_device_register_simple("fsl-cpm-fec-mdio",
 874                                                     res.start, &res, 1);
 875                 if (IS_ERR(mdio_dev)) {
 876                         ret = PTR_ERR(mdio_dev);
 877                         goto err;
 878                 }
 879
 880                 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
 881
 882                 ret =
 883                     platform_device_add_data(mdio_dev, &mdio_data,
 884                                              sizeof(struct fs_mii_fec_platform_info));
 885                 if (ret)
 886                         goto unreg;
 887         }
 888         return 0;
 889
 890 unreg:
 891         platform_device_unregister(mdio_dev);
 892 err:
 893         return ret;
 894 }
 895
 896 arch_initcall(fs_enet_mdio_of_init);
 897
 898 static const char *enet_regs = "regs";
 899 static const char *enet_pram = "pram";
 900 static const char *enet_irq = "interrupt";
 901 static char bus_id[9][BUS_ID_SIZE];
 902
 903 static int __init fs_enet_of_init(void)
 904 {
 905         struct device_node *np;
 906         unsigned int i;
 907         struct platform_device *fs_enet_dev = NULL;
 908         struct resource res;
 909         int ret;
 910
 911         for (np = NULL, i = 0;
 912              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 913              i++) {
 914                 struct resource r[4];
 915                 struct device_node *phy = NULL, *mdio = NULL;
 916                 struct fs_platform_info fs_enet_data;
 917                 const unsigned int *id;
 918                 const unsigned int *phy_addr;
 919                 const void *mac_addr;
 920                 const phandle *ph;
 921                 const char *model;
 922
 923                 memset(r, 0, sizeof(r));
 924                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 925
 926                 model = of_get_property(np, "model", NULL);
 927                 if (model == NULL) {
 928                         ret = -ENODEV;
 929                         goto unreg;
 930                 }
 931
 932                 id = of_get_property(np, "device-id", NULL);
 933                 fs_enet_data.fs_no = *id;
 934
 935                 if (platform_device_skip(model, *id))
 936                         continue;
 937
 938                 ret = of_address_to_resource(np, 0, &r[0]);
 939                 if (ret)
 940                         goto err;
 941                 r[0].name = enet_regs;
 942
 943                 mac_addr = of_get_mac_address(np);
 944                 if (mac_addr)
 945                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
 946
 947                 ph = of_get_property(np, "phy-handle", NULL);
 948                 if (ph != NULL)
 949                         phy = of_find_node_by_phandle(*ph);
 950
 951                 if (phy != NULL) {
 952                         phy_addr = of_get_property(phy, "reg", NULL);
 953                         fs_enet_data.phy_addr = *phy_addr;
 954                         fs_enet_data.has_phy = 1;
 955
 956                         mdio = of_get_parent(phy);
 957                         ret = of_address_to_resource(mdio, 0, &res);
 958                         if (ret) {
 959                                 of_node_put(phy);
 960                                 of_node_put(mdio);
 961                                 goto unreg;
 962                         }
 963                 }
 964
 965                 model = of_get_property(np, "model", NULL);
 966                 strcpy(fs_enet_data.fs_type, model);
 967
 968                 if (strstr(model, "FEC")) {
 969                         r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
 970                         r[1].flags = IORESOURCE_IRQ;
 971                         r[1].name = enet_irq;
 972
 973                         fs_enet_dev =
 974                                     platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
 975
 976                         if (IS_ERR(fs_enet_dev)) {
 977                                 ret = PTR_ERR(fs_enet_dev);
 978                                 goto err;
 979                         }
 980
 981                         fs_enet_data.rx_ring = 128;
 982                         fs_enet_data.tx_ring = 16;
 983                         fs_enet_data.rx_copybreak = 240;
 984                         fs_enet_data.use_napi = 1;
 985                         fs_enet_data.napi_weight = 17;
 986
 987                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
 988                                                         (u32)res.start, fs_enet_data.phy_addr);
 989                         fs_enet_data.bus_id = (char*)&bus_id[i];
 990                         fs_enet_data.init_ioports = init_fec_ioports;
 991                 }
 992                 if (strstr(model, "SCC")) {
 993                         ret = of_address_to_resource(np, 1, &r[1]);
 994                         if (ret)
 995                                 goto err;
 996                         r[1].name = enet_pram;
 997
 998                         r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
 999                         r[2].flags = IORESOURCE_IRQ;
1000                         r[2].name = enet_irq;
1001
1002                         fs_enet_dev =
1003                                     platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
1004
1005                         if (IS_ERR(fs_enet_dev)) {
1006                                 ret = PTR_ERR(fs_enet_dev);
1007                                 goto err;
1008                         }
1009
1010                         fs_enet_data.rx_ring = 64;
1011                         fs_enet_data.tx_ring = 8;
1012                         fs_enet_data.rx_copybreak = 240;
1013                         fs_enet_data.use_napi = 1;
1014                         fs_enet_data.napi_weight = 17;
1015
1016                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1017                         fs_enet_data.bus_id = (char*)&bus_id[i];
1018                         fs_enet_data.init_ioports = init_scc_ioports;
1019                 }
1020
1021                 of_node_put(phy);
1022                 of_node_put(mdio);
1023
1024                 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1025                                              sizeof(struct
1026                                                     fs_platform_info));
1027                 if (ret)
1028                         goto unreg;
1029         }
1030         return 0;
1031
1032 unreg:
1033         platform_device_unregister(fs_enet_dev);
1034 err:
1035         return ret;
1036 }
1037
1038 arch_initcall(fs_enet_of_init);
1039
1040 static int __init fsl_pcmcia_of_init(void)
1041 {
1042         struct device_node *np = NULL;
1043         /*
1044          * Register all the devices which type is "pcmcia"
1045          */
1046         while ((np = of_find_compatible_node(np,
1047                         "pcmcia", "fsl,pq-pcmcia")) != NULL)
1048                             of_platform_device_create(np, "m8xx-pcmcia", NULL);
1049         return 0;
1050 }
1051
1052 arch_initcall(fsl_pcmcia_of_init);
1053
1054 static const char *smc_regs = "regs";
1055 static const char *smc_pram = "pram";
1056
1057 static int __init cpm_smc_uart_of_init(void)
1058 {
1059         struct device_node *np;
1060         unsigned int i;
1061         struct platform_device *cpm_uart_dev;
1062         int ret;
1063
1064         for (np = NULL, i = 0;
1065              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1066              i++) {
1067                 struct resource r[3];
1068                 struct fs_uart_platform_info cpm_uart_data;
1069                 const int *id;
1070                 const char *model;
1071
1072                 memset(r, 0, sizeof(r));
1073                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1074
1075                 ret = of_address_to_resource(np, 0, &r[0]);
1076                 if (ret)
1077                         goto err;
1078
1079                 r[0].name = smc_regs;
1080
1081                 ret = of_address_to_resource(np, 1, &r[1]);
1082                 if (ret)
1083                         goto err;
1084                 r[1].name = smc_pram;
1085
1086                 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1087                 r[2].flags = IORESOURCE_IRQ;
1088
1089                 cpm_uart_dev =
1090                     platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1091
1092                 if (IS_ERR(cpm_uart_dev)) {
1093                         ret = PTR_ERR(cpm_uart_dev);
1094                         goto err;
1095                 }
1096
1097                 model = of_get_property(np, "model", NULL);
1098                 strcpy(cpm_uart_data.fs_type, model);
1099
1100                 id = of_get_property(np, "device-id", NULL);
1101                 cpm_uart_data.fs_no = *id;
1102                 cpm_uart_data.uart_clk = ppc_proc_freq;
1103
1104                 cpm_uart_data.tx_num_fifo = 4;
1105                 cpm_uart_data.tx_buf_size = 32;
1106                 cpm_uart_data.rx_num_fifo = 4;
1107                 cpm_uart_data.rx_buf_size = 32;
1108
1109                 ret =
1110                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1111                                              sizeof(struct
1112                                                     fs_uart_platform_info));
1113                 if (ret)
1114                         goto unreg;
1115         }
1116
1117         return 0;
1118
1119 unreg:
1120         platform_device_unregister(cpm_uart_dev);
1121 err:
1122         return ret;
1123 }
1124
1125 arch_initcall(cpm_smc_uart_of_init);
1126
1127 #endif /* CONFIG_8xx */