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