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/of_platform.h>
  26 #include <linux/phy.h>
  27 #include <linux/fsl_devices.h>
  28 #include <linux/fs_enet_pd.h>
  29 #include <linux/fs_uart_pd.h>
  30
  31 #include <asm/system.h>
  32 #include <asm/atomic.h>
  33 #include <asm/io.h>
  34 #include <asm/irq.h>
  35 #include <asm/time.h>
  36 #include <asm/prom.h>
  37 #include <sysdev/fsl_soc.h>
  38 #include <mm/mmu_decl.h>
  39 #include <asm/cpm2.h>
  40
  41 extern void init_fcc_ioports(struct fs_platform_info*);
  42 extern void init_fec_ioports(struct fs_platform_info*);
  43 extern void init_smc_ioports(struct fs_uart_platform_info*);
  44 static phys_addr_t immrbase = -1;
  45
  46 phys_addr_t get_immrbase(void)
  47 {
  48         struct device_node *soc;
  49
  50         if (immrbase != -1)
  51                 return immrbase;
  52
  53         soc = of_find_node_by_type(NULL, "soc");
  54         if (soc) {
  55                 unsigned int size;
  56                 const void *prop = of_get_property(soc, "reg", &size);
  57
  58                 if (prop)
  59                         immrbase = of_translate_address(soc, prop);
  60                 of_node_put(soc);
  61         };
  62
  63         return immrbase;
  64 }
  65
  66 EXPORT_SYMBOL(get_immrbase);
  67
  68 #if defined(CONFIG_CPM2) || defined(CONFIG_8xx)
  69
  70 static u32 brgfreq = -1;
  71
  72 u32 get_brgfreq(void)
  73 {
  74         struct device_node *node;
  75
  76         if (brgfreq != -1)
  77                 return brgfreq;
  78
  79         node = of_find_node_by_type(NULL, "cpm");
  80         if (node) {
  81                 unsigned int size;
  82                 const unsigned int *prop = of_get_property(node,
  83                                         "brg-frequency", &size);
  84
  85                 if (prop)
  86                         brgfreq = *prop;
  87                 of_node_put(node);
  88         };
  89
  90         return brgfreq;
  91 }
  92
  93 EXPORT_SYMBOL(get_brgfreq);
  94
  95 static u32 fs_baudrate = -1;
  96
  97 u32 get_baudrate(void)
  98 {
  99         struct device_node *node;
 100
 101         if (fs_baudrate != -1)
 102                 return fs_baudrate;
 103
 104         node = of_find_node_by_type(NULL, "serial");
 105         if (node) {
 106                 unsigned int size;
 107                 const unsigned int *prop = of_get_property(node,
 108                                 "current-speed", &size);
 109
 110                 if (prop)
 111                         fs_baudrate = *prop;
 112                 of_node_put(node);
 113         };
 114
 115         return fs_baudrate;
 116 }
 117
 118 EXPORT_SYMBOL(get_baudrate);
 119 #endif /* CONFIG_CPM2 */
 120
 121 static int __init gfar_mdio_of_init(void)
 122 {
 123         struct device_node *np;
 124         unsigned int i;
 125         struct platform_device *mdio_dev;
 126         struct resource res;
 127         int ret;
 128
 129         for (np = NULL, i = 0;
 130              (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL;
 131              i++) {
 132                 int k;
 133                 struct device_node *child = NULL;
 134                 struct gianfar_mdio_data mdio_data;
 135
 136                 memset(&res, 0, sizeof(res));
 137                 memset(&mdio_data, 0, sizeof(mdio_data));
 138
 139                 ret = of_address_to_resource(np, 0, &res);
 140                 if (ret)
 141                         goto err;
 142
 143                 mdio_dev =
 144                     platform_device_register_simple("fsl-gianfar_mdio",
 145                                                     res.start, &res, 1);
 146                 if (IS_ERR(mdio_dev)) {
 147                         ret = PTR_ERR(mdio_dev);
 148                         goto err;
 149                 }
 150
 151                 for (k = 0; k < 32; k++)
 152                         mdio_data.irq[k] = PHY_POLL;
 153
 154                 while ((child = of_get_next_child(np, child)) != NULL) {
 155                         int irq = irq_of_parse_and_map(child, 0);
 156                         if (irq != NO_IRQ) {
 157                                 const u32 *id = of_get_property(child,
 158                                                         "reg", NULL);
 159                                 mdio_data.irq[*id] = irq;
 160                         }
 161                 }
 162
 163                 ret =
 164                     platform_device_add_data(mdio_dev, &mdio_data,
 165                                              sizeof(struct gianfar_mdio_data));
 166                 if (ret)
 167                         goto unreg;
 168         }
 169
 170         return 0;
 171
 172 unreg:
 173         platform_device_unregister(mdio_dev);
 174 err:
 175         return ret;
 176 }
 177
 178 arch_initcall(gfar_mdio_of_init);
 179
 180 static const char *gfar_tx_intr = "tx";
 181 static const char *gfar_rx_intr = "rx";
 182 static const char *gfar_err_intr = "error";
 183
 184
 185 static int __init gfar_of_init(void)
 186 {
 187         struct device_node *np;
 188         unsigned int i;
 189         struct platform_device *gfar_dev;
 190         struct resource res;
 191         int ret;
 192
 193         for (np = NULL, i = 0;
 194              (np = of_find_compatible_node(np, "network", "gianfar")) != NULL;
 195              i++) {
 196                 struct resource r[4];
 197                 struct device_node *phy, *mdio;
 198                 struct gianfar_platform_data gfar_data;
 199                 const unsigned int *id;
 200                 const char *model;
 201                 const char *ctype;
 202                 const void *mac_addr;
 203                 const phandle *ph;
 204                 int n_res = 2;
 205
 206                 memset(r, 0, sizeof(r));
 207                 memset(&gfar_data, 0, sizeof(gfar_data));
 208
 209                 ret = of_address_to_resource(np, 0, &r[0]);
 210                 if (ret)
 211                         goto err;
 212
 213                 of_irq_to_resource(np, 0, &r[1]);
 214
 215                 model = of_get_property(np, "model", NULL);
 216
 217                 /* If we aren't the FEC we have multiple interrupts */
 218                 if (model && strcasecmp(model, "FEC")) {
 219                         r[1].name = gfar_tx_intr;
 220
 221                         r[2].name = gfar_rx_intr;
 222                         of_irq_to_resource(np, 1, &r[2]);
 223
 224                         r[3].name = gfar_err_intr;
 225                         of_irq_to_resource(np, 2, &r[3]);
 226
 227                         n_res += 2;
 228                 }
 229
 230                 gfar_dev =
 231                     platform_device_register_simple("fsl-gianfar", i, &r[0],
 232                                                     n_res);
 233
 234                 if (IS_ERR(gfar_dev)) {
 235                         ret = PTR_ERR(gfar_dev);
 236                         goto err;
 237                 }
 238
 239                 mac_addr = of_get_mac_address(np);
 240                 if (mac_addr)
 241                         memcpy(gfar_data.mac_addr, mac_addr, 6);
 242
 243                 if (model && !strcasecmp(model, "TSEC"))
 244                         gfar_data.device_flags =
 245                             FSL_GIANFAR_DEV_HAS_GIGABIT |
 246                             FSL_GIANFAR_DEV_HAS_COALESCE |
 247                             FSL_GIANFAR_DEV_HAS_RMON |
 248                             FSL_GIANFAR_DEV_HAS_MULTI_INTR;
 249                 if (model && !strcasecmp(model, "eTSEC"))
 250                         gfar_data.device_flags =
 251                             FSL_GIANFAR_DEV_HAS_GIGABIT |
 252                             FSL_GIANFAR_DEV_HAS_COALESCE |
 253                             FSL_GIANFAR_DEV_HAS_RMON |
 254                             FSL_GIANFAR_DEV_HAS_MULTI_INTR |
 255                             FSL_GIANFAR_DEV_HAS_CSUM |
 256                             FSL_GIANFAR_DEV_HAS_VLAN |
 257                             FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 258
 259                 ctype = of_get_property(np, "phy-connection-type", NULL);
 260
 261                 /* We only care about rgmii-id.  The rest are autodetected */
 262                 if (ctype && !strcmp(ctype, "rgmii-id"))
 263                         gfar_data.interface = PHY_INTERFACE_MODE_RGMII_ID;
 264                 else
 265                         gfar_data.interface = PHY_INTERFACE_MODE_MII;
 266
 267                 ph = of_get_property(np, "phy-handle", NULL);
 268                 phy = of_find_node_by_phandle(*ph);
 269
 270                 if (phy == NULL) {
 271                         ret = -ENODEV;
 272                         goto unreg;
 273                 }
 274
 275                 mdio = of_get_parent(phy);
 276
 277                 id = of_get_property(phy, "reg", NULL);
 278                 ret = of_address_to_resource(mdio, 0, &res);
 279                 if (ret) {
 280                         of_node_put(phy);
 281                         of_node_put(mdio);
 282                         goto unreg;
 283                 }
 284
 285                 gfar_data.phy_id = *id;
 286                 gfar_data.bus_id = res.start;
 287
 288                 of_node_put(phy);
 289                 of_node_put(mdio);
 290
 291                 ret =
 292                     platform_device_add_data(gfar_dev, &gfar_data,
 293                                              sizeof(struct
 294                                                     gianfar_platform_data));
 295                 if (ret)
 296                         goto unreg;
 297         }
 298
 299         return 0;
 300
 301 unreg:
 302         platform_device_unregister(gfar_dev);
 303 err:
 304         return ret;
 305 }
 306
 307 arch_initcall(gfar_of_init);
 308
 309 #ifdef CONFIG_I2C_BOARDINFO
 310 #include <linux/i2c.h>
 311 struct i2c_driver_device {
 312         char    *of_device;
 313         char    *i2c_driver;
 314         char    *i2c_type;
 315 };
 316
 317 static struct i2c_driver_device i2c_devices[] __initdata = {
 318         {"ricoh,rs5c372a", "rtc-rs5c372", "rs5c372a",},
 319         {"ricoh,rs5c372b", "rtc-rs5c372", "rs5c372b",},
 320         {"ricoh,rv5c386",  "rtc-rs5c372", "rv5c386",},
 321         {"ricoh,rv5c387a", "rtc-rs5c372", "rv5c387a",},
 322 };
 323
 324 static int __init of_find_i2c_driver(struct device_node *node, struct i2c_board_info *info)
 325 {
 326         int i;
 327
 328         for (i = 0; i < ARRAY_SIZE(i2c_devices); i++) {
 329                 if (!of_device_is_compatible(node, i2c_devices[i].of_device))
 330                         continue;
 331                 strncpy(info->driver_name, i2c_devices[i].i2c_driver, KOBJ_NAME_LEN);
 332                 strncpy(info->type, i2c_devices[i].i2c_type, I2C_NAME_SIZE);
 333                 return 0;
 334         }
 335         return -ENODEV;
 336 }
 337
 338 static void __init of_register_i2c_devices(struct device_node *adap_node, int bus_num)
 339 {
 340         struct device_node *node = NULL;
 341
 342         while ((node = of_get_next_child(adap_node, node))) {
 343                 struct i2c_board_info info;
 344                 const u32 *addr;
 345                 int len;
 346
 347                 addr = of_get_property(node, "reg", &len);
 348                 if (!addr || len < sizeof(int) || *addr > (1 << 10) - 1) {
 349                         printk(KERN_WARNING "fsl_ioc.c: invalid i2c device entry\n");
 350                         continue;
 351                 }
 352
 353                 info.irq = irq_of_parse_and_map(node, 0);
 354                 if (info.irq == NO_IRQ)
 355                         info.irq = -1;
 356
 357                 if (of_find_i2c_driver(node, &info) < 0)
 358                         continue;
 359
 360                 info.platform_data = NULL;
 361                 info.addr = *addr;
 362
 363                 i2c_register_board_info(bus_num, &info, 1);
 364         }
 365 }
 366
 367 static int __init fsl_i2c_of_init(void)
 368 {
 369         struct device_node *np;
 370         unsigned int i;
 371         struct platform_device *i2c_dev;
 372         int ret;
 373
 374         for (np = NULL, i = 0;
 375              (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
 376              i++) {
 377                 struct resource r[2];
 378                 struct fsl_i2c_platform_data i2c_data;
 379                 const unsigned char *flags = NULL;
 380
 381                 memset(&r, 0, sizeof(r));
 382                 memset(&i2c_data, 0, sizeof(i2c_data));
 383
 384                 ret = of_address_to_resource(np, 0, &r[0]);
 385                 if (ret)
 386                         goto err;
 387
 388                 of_irq_to_resource(np, 0, &r[1]);
 389
 390                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
 391                 if (IS_ERR(i2c_dev)) {
 392                         ret = PTR_ERR(i2c_dev);
 393                         goto err;
 394                 }
 395
 396                 i2c_data.device_flags = 0;
 397                 flags = of_get_property(np, "dfsrr", NULL);
 398                 if (flags)
 399                         i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
 400
 401                 flags = of_get_property(np, "fsl5200-clocking", NULL);
 402                 if (flags)
 403                         i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
 404
 405                 ret =
 406                     platform_device_add_data(i2c_dev, &i2c_data,
 407                                              sizeof(struct
 408                                                     fsl_i2c_platform_data));
 409                 if (ret)
 410                         goto unreg;
 411
 412                 of_register_i2c_devices(np, i);
 413         }
 414
 415         return 0;
 416
 417 unreg:
 418         platform_device_unregister(i2c_dev);
 419 err:
 420         return ret;
 421 }
 422
 423 arch_initcall(fsl_i2c_of_init);
 424 #endif
 425
 426 #ifdef CONFIG_PPC_83xx
 427 static int __init mpc83xx_wdt_init(void)
 428 {
 429         struct resource r;
 430         struct device_node *soc, *np;
 431         struct platform_device *dev;
 432         const unsigned int *freq;
 433         int ret;
 434
 435         np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
 436
 437         if (!np) {
 438                 ret = -ENODEV;
 439                 goto nodev;
 440         }
 441
 442         soc = of_find_node_by_type(NULL, "soc");
 443
 444         if (!soc) {
 445                 ret = -ENODEV;
 446                 goto nosoc;
 447         }
 448
 449         freq = of_get_property(soc, "bus-frequency", NULL);
 450         if (!freq) {
 451                 ret = -ENODEV;
 452                 goto err;
 453         }
 454
 455         memset(&r, 0, sizeof(r));
 456
 457         ret = of_address_to_resource(np, 0, &r);
 458         if (ret)
 459                 goto err;
 460
 461         dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
 462         if (IS_ERR(dev)) {
 463                 ret = PTR_ERR(dev);
 464                 goto err;
 465         }
 466
 467         ret = platform_device_add_data(dev, freq, sizeof(int));
 468         if (ret)
 469                 goto unreg;
 470
 471         of_node_put(soc);
 472         of_node_put(np);
 473
 474         return 0;
 475
 476 unreg:
 477         platform_device_unregister(dev);
 478 err:
 479         of_node_put(soc);
 480 nosoc:
 481         of_node_put(np);
 482 nodev:
 483         return ret;
 484 }
 485
 486 arch_initcall(mpc83xx_wdt_init);
 487 #endif
 488
 489 static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
 490 {
 491         if (!phy_type)
 492                 return FSL_USB2_PHY_NONE;
 493         if (!strcasecmp(phy_type, "ulpi"))
 494                 return FSL_USB2_PHY_ULPI;
 495         if (!strcasecmp(phy_type, "utmi"))
 496                 return FSL_USB2_PHY_UTMI;
 497         if (!strcasecmp(phy_type, "utmi_wide"))
 498                 return FSL_USB2_PHY_UTMI_WIDE;
 499         if (!strcasecmp(phy_type, "serial"))
 500                 return FSL_USB2_PHY_SERIAL;
 501
 502         return FSL_USB2_PHY_NONE;
 503 }
 504
 505 static int __init fsl_usb_of_init(void)
 506 {
 507         struct device_node *np;
 508         unsigned int i;
 509         struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL,
 510                 *usb_dev_dr_client = NULL;
 511         int ret;
 512
 513         for (np = NULL, i = 0;
 514              (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
 515              i++) {
 516                 struct resource r[2];
 517                 struct fsl_usb2_platform_data usb_data;
 518                 const unsigned char *prop = NULL;
 519
 520                 memset(&r, 0, sizeof(r));
 521                 memset(&usb_data, 0, sizeof(usb_data));
 522
 523                 ret = of_address_to_resource(np, 0, &r[0]);
 524                 if (ret)
 525                         goto err;
 526
 527                 of_irq_to_resource(np, 0, &r[1]);
 528
 529                 usb_dev_mph =
 530                     platform_device_register_simple("fsl-ehci", i, r, 2);
 531                 if (IS_ERR(usb_dev_mph)) {
 532                         ret = PTR_ERR(usb_dev_mph);
 533                         goto err;
 534                 }
 535
 536                 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
 537                 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
 538
 539                 usb_data.operating_mode = FSL_USB2_MPH_HOST;
 540
 541                 prop = of_get_property(np, "port0", NULL);
 542                 if (prop)
 543                         usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
 544
 545                 prop = of_get_property(np, "port1", NULL);
 546                 if (prop)
 547                         usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
 548
 549                 prop = of_get_property(np, "phy_type", NULL);
 550                 usb_data.phy_mode = determine_usb_phy(prop);
 551
 552                 ret =
 553                     platform_device_add_data(usb_dev_mph, &usb_data,
 554                                              sizeof(struct
 555                                                     fsl_usb2_platform_data));
 556                 if (ret)
 557                         goto unreg_mph;
 558         }
 559
 560         for (np = NULL;
 561              (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
 562              i++) {
 563                 struct resource r[2];
 564                 struct fsl_usb2_platform_data usb_data;
 565                 const unsigned char *prop = NULL;
 566
 567                 memset(&r, 0, sizeof(r));
 568                 memset(&usb_data, 0, sizeof(usb_data));
 569
 570                 ret = of_address_to_resource(np, 0, &r[0]);
 571                 if (ret)
 572                         goto unreg_mph;
 573
 574                 of_irq_to_resource(np, 0, &r[1]);
 575
 576                 prop = of_get_property(np, "dr_mode", NULL);
 577
 578                 if (!prop || !strcmp(prop, "host")) {
 579                         usb_data.operating_mode = FSL_USB2_DR_HOST;
 580                         usb_dev_dr_host = platform_device_register_simple(
 581                                         "fsl-ehci", i, r, 2);
 582                         if (IS_ERR(usb_dev_dr_host)) {
 583                                 ret = PTR_ERR(usb_dev_dr_host);
 584                                 goto err;
 585                         }
 586                 } else if (prop && !strcmp(prop, "peripheral")) {
 587                         usb_data.operating_mode = FSL_USB2_DR_DEVICE;
 588                         usb_dev_dr_client = platform_device_register_simple(
 589                                         "fsl-usb2-udc", i, r, 2);
 590                         if (IS_ERR(usb_dev_dr_client)) {
 591                                 ret = PTR_ERR(usb_dev_dr_client);
 592                                 goto err;
 593                         }
 594                 } else if (prop && !strcmp(prop, "otg")) {
 595                         usb_data.operating_mode = FSL_USB2_DR_OTG;
 596                         usb_dev_dr_host = platform_device_register_simple(
 597                                         "fsl-ehci", i, r, 2);
 598                         if (IS_ERR(usb_dev_dr_host)) {
 599                                 ret = PTR_ERR(usb_dev_dr_host);
 600                                 goto err;
 601                         }
 602                         usb_dev_dr_client = platform_device_register_simple(
 603                                         "fsl-usb2-udc", i, r, 2);
 604                         if (IS_ERR(usb_dev_dr_client)) {
 605                                 ret = PTR_ERR(usb_dev_dr_client);
 606                                 goto err;
 607                         }
 608                 } else {
 609                         ret = -EINVAL;
 610                         goto err;
 611                 }
 612
 613                 prop = of_get_property(np, "phy_type", NULL);
 614                 usb_data.phy_mode = determine_usb_phy(prop);
 615
 616                 if (usb_dev_dr_host) {
 617                         usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
 618                         usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
 619                                 dev.coherent_dma_mask;
 620                         if ((ret = platform_device_add_data(usb_dev_dr_host,
 621                                                 &usb_data, sizeof(struct
 622                                                 fsl_usb2_platform_data))))
 623                                 goto unreg_dr;
 624                 }
 625                 if (usb_dev_dr_client) {
 626                         usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
 627                         usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
 628                                 dev.coherent_dma_mask;
 629                         if ((ret = platform_device_add_data(usb_dev_dr_client,
 630                                                 &usb_data, sizeof(struct
 631                                                 fsl_usb2_platform_data))))
 632                                 goto unreg_dr;
 633                 }
 634         }
 635         return 0;
 636
 637 unreg_dr:
 638         if (usb_dev_dr_host)
 639                 platform_device_unregister(usb_dev_dr_host);
 640         if (usb_dev_dr_client)
 641                 platform_device_unregister(usb_dev_dr_client);
 642 unreg_mph:
 643         if (usb_dev_mph)
 644                 platform_device_unregister(usb_dev_mph);
 645 err:
 646         return ret;
 647 }
 648
 649 arch_initcall(fsl_usb_of_init);
 650
 651 #ifdef CONFIG_CPM2
 652
 653 extern void init_scc_ioports(struct fs_uart_platform_info*);
 654
 655 static const char fcc_regs[] = "fcc_regs";
 656 static const char fcc_regs_c[] = "fcc_regs_c";
 657 static const char fcc_pram[] = "fcc_pram";
 658 static char bus_id[9][BUS_ID_SIZE];
 659
 660 static int __init fs_enet_of_init(void)
 661 {
 662         struct device_node *np;
 663         unsigned int i;
 664         struct platform_device *fs_enet_dev;
 665         struct resource res;
 666         int ret;
 667
 668         for (np = NULL, i = 0;
 669              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 670              i++) {
 671                 struct resource r[4];
 672                 struct device_node *phy, *mdio;
 673                 struct fs_platform_info fs_enet_data;
 674                 const unsigned int *id, *phy_addr, *phy_irq;
 675                 const void *mac_addr;
 676                 const phandle *ph;
 677                 const char *model;
 678
 679                 memset(r, 0, sizeof(r));
 680                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 681
 682                 ret = of_address_to_resource(np, 0, &r[0]);
 683                 if (ret)
 684                         goto err;
 685                 r[0].name = fcc_regs;
 686
 687                 ret = of_address_to_resource(np, 1, &r[1]);
 688                 if (ret)
 689                         goto err;
 690                 r[1].name = fcc_pram;
 691
 692                 ret = of_address_to_resource(np, 2, &r[2]);
 693                 if (ret)
 694                         goto err;
 695                 r[2].name = fcc_regs_c;
 696                 fs_enet_data.fcc_regs_c = r[2].start;
 697
 698                 of_irq_to_resource(np, 0, &r[3]);
 699
 700                 fs_enet_dev =
 701                     platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
 702
 703                 if (IS_ERR(fs_enet_dev)) {
 704                         ret = PTR_ERR(fs_enet_dev);
 705                         goto err;
 706                 }
 707
 708                 model = of_get_property(np, "model", NULL);
 709                 if (model == NULL) {
 710                         ret = -ENODEV;
 711                         goto unreg;
 712                 }
 713
 714                 mac_addr = of_get_mac_address(np);
 715                 if (mac_addr)
 716                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
 717
 718                 ph = of_get_property(np, "phy-handle", NULL);
 719                 phy = of_find_node_by_phandle(*ph);
 720
 721                 if (phy == NULL) {
 722                         ret = -ENODEV;
 723                         goto unreg;
 724                 }
 725
 726                 phy_addr = of_get_property(phy, "reg", NULL);
 727                 fs_enet_data.phy_addr = *phy_addr;
 728
 729                 phy_irq = of_get_property(phy, "interrupts", NULL);
 730
 731                 id = of_get_property(np, "device-id", NULL);
 732                 fs_enet_data.fs_no = *id;
 733                 strcpy(fs_enet_data.fs_type, model);
 734
 735                 mdio = of_get_parent(phy);
 736                 ret = of_address_to_resource(mdio, 0, &res);
 737                 if (ret) {
 738                         of_node_put(phy);
 739                         of_node_put(mdio);
 740                         goto unreg;
 741                 }
 742
 743                 fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
 744                                                 "rx-clock", NULL));
 745                 fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
 746                                                 "tx-clock", NULL));
 747
 748                 if (strstr(model, "FCC")) {
 749                         int fcc_index = *id - 1;
 750                         const unsigned char *mdio_bb_prop;
 751
 752                         fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
 753                         fs_enet_data.rx_ring = 32;
 754                         fs_enet_data.tx_ring = 32;
 755                         fs_enet_data.rx_copybreak = 240;
 756                         fs_enet_data.use_napi = 0;
 757                         fs_enet_data.napi_weight = 17;
 758                         fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
 759                         fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
 760                         fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
 761
 762                         snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
 763                                                         (u32)res.start, fs_enet_data.phy_addr);
 764                         fs_enet_data.bus_id = (char*)&bus_id[(*id)];
 765                         fs_enet_data.init_ioports = init_fcc_ioports;
 766
 767                         mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
 768                         if (mdio_bb_prop) {
 769                                 struct platform_device *fs_enet_mdio_bb_dev;
 770                                 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
 771
 772                                 fs_enet_mdio_bb_dev =
 773                                         platform_device_register_simple("fsl-bb-mdio",
 774                                                         i, NULL, 0);
 775                                 memset(&fs_enet_mdio_bb_data, 0,
 776                                                 sizeof(struct fs_mii_bb_platform_info));
 777                                 fs_enet_mdio_bb_data.mdio_dat.bit =
 778                                         mdio_bb_prop[0];
 779                                 fs_enet_mdio_bb_data.mdio_dir.bit =
 780                                         mdio_bb_prop[1];
 781                                 fs_enet_mdio_bb_data.mdc_dat.bit =
 782                                         mdio_bb_prop[2];
 783                                 fs_enet_mdio_bb_data.mdio_port =
 784                                         mdio_bb_prop[3];
 785                                 fs_enet_mdio_bb_data.mdc_port =
 786                                         mdio_bb_prop[4];
 787                                 fs_enet_mdio_bb_data.delay =
 788                                         mdio_bb_prop[5];
 789
 790                                 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
 791                                 fs_enet_mdio_bb_data.irq[1] = -1;
 792                                 fs_enet_mdio_bb_data.irq[2] = -1;
 793                                 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
 794                                 fs_enet_mdio_bb_data.irq[31] = -1;
 795
 796                                 fs_enet_mdio_bb_data.mdio_dat.offset =
 797                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 798                                 fs_enet_mdio_bb_data.mdio_dir.offset =
 799                                         (u32)&cpm2_immr->im_ioport.iop_pdirc;
 800                                 fs_enet_mdio_bb_data.mdc_dat.offset =
 801                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 802
 803                                 ret = platform_device_add_data(
 804                                                 fs_enet_mdio_bb_dev,
 805                                                 &fs_enet_mdio_bb_data,
 806                                                 sizeof(struct fs_mii_bb_platform_info));
 807                                 if (ret)
 808                                         goto unreg;
 809                         }
 810
 811                         of_node_put(phy);
 812                         of_node_put(mdio);
 813
 814                         ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
 815                                                      sizeof(struct
 816                                                             fs_platform_info));
 817                         if (ret)
 818                                 goto unreg;
 819                 }
 820         }
 821         return 0;
 822
 823 unreg:
 824         platform_device_unregister(fs_enet_dev);
 825 err:
 826         return ret;
 827 }
 828
 829 arch_initcall(fs_enet_of_init);
 830
 831 static const char scc_regs[] = "regs";
 832 static const char scc_pram[] = "pram";
 833
 834 static int __init cpm_uart_of_init(void)
 835 {
 836         struct device_node *np;
 837         unsigned int i;
 838         struct platform_device *cpm_uart_dev;
 839         int ret;
 840
 841         for (np = NULL, i = 0;
 842              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
 843              i++) {
 844                 struct resource r[3];
 845                 struct fs_uart_platform_info cpm_uart_data;
 846                 const int *id;
 847                 const char *model;
 848
 849                 memset(r, 0, sizeof(r));
 850                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
 851
 852                 ret = of_address_to_resource(np, 0, &r[0]);
 853                 if (ret)
 854                         goto err;
 855
 856                 r[0].name = scc_regs;
 857
 858                 ret = of_address_to_resource(np, 1, &r[1]);
 859                 if (ret)
 860                         goto err;
 861                 r[1].name = scc_pram;
 862
 863                 of_irq_to_resource(np, 0, &r[2]);
 864
 865                 cpm_uart_dev =
 866                     platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
 867
 868                 if (IS_ERR(cpm_uart_dev)) {
 869                         ret = PTR_ERR(cpm_uart_dev);
 870                         goto err;
 871                 }
 872
 873                 id = of_get_property(np, "device-id", NULL);
 874                 cpm_uart_data.fs_no = *id;
 875
 876                 model = of_get_property(np, "model", NULL);
 877                 strcpy(cpm_uart_data.fs_type, model);
 878
 879                 cpm_uart_data.uart_clk = ppc_proc_freq;
 880
 881                 cpm_uart_data.tx_num_fifo = 4;
 882                 cpm_uart_data.tx_buf_size = 32;
 883                 cpm_uart_data.rx_num_fifo = 4;
 884                 cpm_uart_data.rx_buf_size = 32;
 885                 cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
 886                                                 "rx-clock", NULL));
 887                 cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
 888                                                 "tx-clock", NULL));
 889
 890                 ret =
 891                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
 892                                              sizeof(struct
 893                                                     fs_uart_platform_info));
 894                 if (ret)
 895                         goto unreg;
 896         }
 897
 898         return 0;
 899
 900 unreg:
 901         platform_device_unregister(cpm_uart_dev);
 902 err:
 903         return ret;
 904 }
 905
 906 arch_initcall(cpm_uart_of_init);
 907 #endif /* CONFIG_CPM2 */
 908
 909 #ifdef CONFIG_8xx
 910
 911 extern void init_scc_ioports(struct fs_platform_info*);
 912 extern int platform_device_skip(const char *model, int id);
 913
 914 static int __init fs_enet_mdio_of_init(void)
 915 {
 916         struct device_node *np;
 917         unsigned int i;
 918         struct platform_device *mdio_dev;
 919         struct resource res;
 920         int ret;
 921
 922         for (np = NULL, i = 0;
 923              (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
 924              i++) {
 925                 struct fs_mii_fec_platform_info mdio_data;
 926
 927                 memset(&res, 0, sizeof(res));
 928                 memset(&mdio_data, 0, sizeof(mdio_data));
 929
 930                 ret = of_address_to_resource(np, 0, &res);
 931                 if (ret)
 932                         goto err;
 933
 934                 mdio_dev =
 935                     platform_device_register_simple("fsl-cpm-fec-mdio",
 936                                                     res.start, &res, 1);
 937                 if (IS_ERR(mdio_dev)) {
 938                         ret = PTR_ERR(mdio_dev);
 939                         goto err;
 940                 }
 941
 942                 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
 943
 944                 ret =
 945                     platform_device_add_data(mdio_dev, &mdio_data,
 946                                              sizeof(struct fs_mii_fec_platform_info));
 947                 if (ret)
 948                         goto unreg;
 949         }
 950         return 0;
 951
 952 unreg:
 953         platform_device_unregister(mdio_dev);
 954 err:
 955         return ret;
 956 }
 957
 958 arch_initcall(fs_enet_mdio_of_init);
 959
 960 static const char *enet_regs = "regs";
 961 static const char *enet_pram = "pram";
 962 static const char *enet_irq = "interrupt";
 963 static char bus_id[9][BUS_ID_SIZE];
 964
 965 static int __init fs_enet_of_init(void)
 966 {
 967         struct device_node *np;
 968         unsigned int i;
 969         struct platform_device *fs_enet_dev = NULL;
 970         struct resource res;
 971         int ret;
 972
 973         for (np = NULL, i = 0;
 974              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 975              i++) {
 976                 struct resource r[4];
 977                 struct device_node *phy = NULL, *mdio = NULL;
 978                 struct fs_platform_info fs_enet_data;
 979                 const unsigned int *id;
 980                 const unsigned int *phy_addr;
 981                 const void *mac_addr;
 982                 const phandle *ph;
 983                 const char *model;
 984
 985                 memset(r, 0, sizeof(r));
 986                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 987
 988                 model = of_get_property(np, "model", NULL);
 989                 if (model == NULL) {
 990                         ret = -ENODEV;
 991                         goto unreg;
 992                 }
 993
 994                 id = of_get_property(np, "device-id", NULL);
 995                 fs_enet_data.fs_no = *id;
 996
 997                 if (platform_device_skip(model, *id))
 998                         continue;
 999
1000                 ret = of_address_to_resource(np, 0, &r[0]);
1001                 if (ret)
1002                         goto err;
1003                 r[0].name = enet_regs;
1004
1005                 mac_addr = of_get_mac_address(np);
1006                 if (mac_addr)
1007                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
1008
1009                 ph = of_get_property(np, "phy-handle", NULL);
1010                 if (ph != NULL)
1011                         phy = of_find_node_by_phandle(*ph);
1012
1013                 if (phy != NULL) {
1014                         phy_addr = of_get_property(phy, "reg", NULL);
1015                         fs_enet_data.phy_addr = *phy_addr;
1016                         fs_enet_data.has_phy = 1;
1017
1018                         mdio = of_get_parent(phy);
1019                         ret = of_address_to_resource(mdio, 0, &res);
1020                         if (ret) {
1021                                 of_node_put(phy);
1022                                 of_node_put(mdio);
1023                                 goto unreg;
1024                         }
1025                 }
1026
1027                 model = of_get_property(np, "model", NULL);
1028                 strcpy(fs_enet_data.fs_type, model);
1029
1030                 if (strstr(model, "FEC")) {
1031                         r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
1032                         r[1].flags = IORESOURCE_IRQ;
1033                         r[1].name = enet_irq;
1034
1035                         fs_enet_dev =
1036                                     platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
1037
1038                         if (IS_ERR(fs_enet_dev)) {
1039                                 ret = PTR_ERR(fs_enet_dev);
1040                                 goto err;
1041                         }
1042
1043                         fs_enet_data.rx_ring = 128;
1044                         fs_enet_data.tx_ring = 16;
1045                         fs_enet_data.rx_copybreak = 240;
1046                         fs_enet_data.use_napi = 1;
1047                         fs_enet_data.napi_weight = 17;
1048
1049                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
1050                                                         (u32)res.start, fs_enet_data.phy_addr);
1051                         fs_enet_data.bus_id = (char*)&bus_id[i];
1052                         fs_enet_data.init_ioports = init_fec_ioports;
1053                 }
1054                 if (strstr(model, "SCC")) {
1055                         ret = of_address_to_resource(np, 1, &r[1]);
1056                         if (ret)
1057                                 goto err;
1058                         r[1].name = enet_pram;
1059
1060                         r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1061                         r[2].flags = IORESOURCE_IRQ;
1062                         r[2].name = enet_irq;
1063
1064                         fs_enet_dev =
1065                                     platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
1066
1067                         if (IS_ERR(fs_enet_dev)) {
1068                                 ret = PTR_ERR(fs_enet_dev);
1069                                 goto err;
1070                         }
1071
1072                         fs_enet_data.rx_ring = 64;
1073                         fs_enet_data.tx_ring = 8;
1074                         fs_enet_data.rx_copybreak = 240;
1075                         fs_enet_data.use_napi = 1;
1076                         fs_enet_data.napi_weight = 17;
1077
1078                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1079                         fs_enet_data.bus_id = (char*)&bus_id[i];
1080                         fs_enet_data.init_ioports = init_scc_ioports;
1081                 }
1082
1083                 of_node_put(phy);
1084                 of_node_put(mdio);
1085
1086                 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1087                                              sizeof(struct
1088                                                     fs_platform_info));
1089                 if (ret)
1090                         goto unreg;
1091         }
1092         return 0;
1093
1094 unreg:
1095         platform_device_unregister(fs_enet_dev);
1096 err:
1097         return ret;
1098 }
1099
1100 arch_initcall(fs_enet_of_init);
1101
1102 static int __init fsl_pcmcia_of_init(void)
1103 {
1104         struct device_node *np = NULL;
1105         /*
1106          * Register all the devices which type is "pcmcia"
1107          */
1108         while ((np = of_find_compatible_node(np,
1109                         "pcmcia", "fsl,pq-pcmcia")) != NULL)
1110                             of_platform_device_create(np, "m8xx-pcmcia", NULL);
1111         return 0;
1112 }
1113
1114 arch_initcall(fsl_pcmcia_of_init);
1115
1116 static const char *smc_regs = "regs";
1117 static const char *smc_pram = "pram";
1118
1119 static int __init cpm_smc_uart_of_init(void)
1120 {
1121         struct device_node *np;
1122         unsigned int i;
1123         struct platform_device *cpm_uart_dev;
1124         int ret;
1125
1126         for (np = NULL, i = 0;
1127              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1128              i++) {
1129                 struct resource r[3];
1130                 struct fs_uart_platform_info cpm_uart_data;
1131                 const int *id;
1132                 const char *model;
1133
1134                 memset(r, 0, sizeof(r));
1135                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1136
1137                 ret = of_address_to_resource(np, 0, &r[0]);
1138                 if (ret)
1139                         goto err;
1140
1141                 r[0].name = smc_regs;
1142
1143                 ret = of_address_to_resource(np, 1, &r[1]);
1144                 if (ret)
1145                         goto err;
1146                 r[1].name = smc_pram;
1147
1148                 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1149                 r[2].flags = IORESOURCE_IRQ;
1150
1151                 cpm_uart_dev =
1152                     platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1153
1154                 if (IS_ERR(cpm_uart_dev)) {
1155                         ret = PTR_ERR(cpm_uart_dev);
1156                         goto err;
1157                 }
1158
1159                 model = of_get_property(np, "model", NULL);
1160                 strcpy(cpm_uart_data.fs_type, model);
1161
1162                 id = of_get_property(np, "device-id", NULL);
1163                 cpm_uart_data.fs_no = *id;
1164                 cpm_uart_data.uart_clk = ppc_proc_freq;
1165
1166                 cpm_uart_data.tx_num_fifo = 4;
1167                 cpm_uart_data.tx_buf_size = 32;
1168                 cpm_uart_data.rx_num_fifo = 4;
1169                 cpm_uart_data.rx_buf_size = 32;
1170
1171                 ret =
1172                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1173                                              sizeof(struct
1174                                                     fs_uart_platform_info));
1175                 if (ret)
1176                         goto unreg;
1177         }
1178
1179         return 0;
1180
1181 unreg:
1182         platform_device_unregister(cpm_uart_dev);
1183 err:
1184         return ret;
1185 }
1186
1187 arch_initcall(cpm_smc_uart_of_init);
1188
1189 #endif /* CONFIG_8xx */