git.oblomov.eu Git - linux-2.6/blob - 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 #ifdef CONFIG_I2C_BOARDINFO
 309 #include <linux/i2c.h>
 310 struct i2c_driver_device {
 311         char    *of_device;
 312         char    *i2c_driver;
 313         char    *i2c_type;
 314 };
 315
 316 static struct i2c_driver_device i2c_devices[] __initdata = {
 317         {"ricoh,rs5c372a", "rtc-rs5c372", "rs5c372a",},
 318         {"ricoh,rs5c372b", "rtc-rs5c372", "rs5c372b",},
 319         {"ricoh,rv5c386",  "rtc-rs5c372", "rv5c386",},
 320         {"ricoh,rv5c387a", "rtc-rs5c372", "rv5c387a",},
 321 };
 322
 323 static int __init of_find_i2c_driver(struct device_node *node,
 324                                      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                 if (strlcpy(info->driver_name, i2c_devices[i].i2c_driver,
 332                             KOBJ_NAME_LEN) >= KOBJ_NAME_LEN ||
 333                     strlcpy(info->type, i2c_devices[i].i2c_type,
 334                             I2C_NAME_SIZE) >= I2C_NAME_SIZE)
 335                         return -ENOMEM;
 336                 return 0;
 337         }
 338         return -ENODEV;
 339 }
 340
 341 static void __init of_register_i2c_devices(struct device_node *adap_node,
 342                                            int bus_num)
 343 {
 344         struct device_node *node = NULL;
 345
 346         while ((node = of_get_next_child(adap_node, node))) {
 347                 struct i2c_board_info info;
 348                 const u32 *addr;
 349                 int len;
 350
 351                 addr = of_get_property(node, "reg", &len);
 352                 if (!addr || len < sizeof(int) || *addr > (1 << 10) - 1) {
 353                         printk(KERN_WARNING "fsl_ioc.c: invalid i2c device entry\n");
 354                         continue;
 355                 }
 356
 357                 info.irq = irq_of_parse_and_map(node, 0);
 358                 if (info.irq == NO_IRQ)
 359                         info.irq = -1;
 360
 361                 if (of_find_i2c_driver(node, &info) < 0)
 362                         continue;
 363
 364                 info.platform_data = NULL;
 365                 info.addr = *addr;
 366
 367                 i2c_register_board_info(bus_num, &info, 1);
 368         }
 369 }
 370
 371 static int __init fsl_i2c_of_init(void)
 372 {
 373         struct device_node *np;
 374         unsigned int i;
 375         struct platform_device *i2c_dev;
 376         int ret;
 377
 378         for (np = NULL, i = 0;
 379              (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
 380              i++) {
 381                 struct resource r[2];
 382                 struct fsl_i2c_platform_data i2c_data;
 383                 const unsigned char *flags = NULL;
 384
 385                 memset(&r, 0, sizeof(r));
 386                 memset(&i2c_data, 0, sizeof(i2c_data));
 387
 388                 ret = of_address_to_resource(np, 0, &r[0]);
 389                 if (ret)
 390                         goto err;
 391
 392                 of_irq_to_resource(np, 0, &r[1]);
 393
 394                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
 395                 if (IS_ERR(i2c_dev)) {
 396                         ret = PTR_ERR(i2c_dev);
 397                         goto err;
 398                 }
 399
 400                 i2c_data.device_flags = 0;
 401                 flags = of_get_property(np, "dfsrr", NULL);
 402                 if (flags)
 403                         i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
 404
 405                 flags = of_get_property(np, "fsl5200-clocking", NULL);
 406                 if (flags)
 407                         i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
 408
 409                 ret =
 410                     platform_device_add_data(i2c_dev, &i2c_data,
 411                                              sizeof(struct
 412                                                     fsl_i2c_platform_data));
 413                 if (ret)
 414                         goto unreg;
 415
 416                 of_register_i2c_devices(np, i);
 417         }
 418
 419         return 0;
 420
 421 unreg:
 422         platform_device_unregister(i2c_dev);
 423 err:
 424         return ret;
 425 }
 426
 427 arch_initcall(fsl_i2c_of_init);
 428 #endif
 429
 430 #ifdef CONFIG_PPC_83xx
 431 static int __init mpc83xx_wdt_init(void)
 432 {
 433         struct resource r;
 434         struct device_node *soc, *np;
 435         struct platform_device *dev;
 436         const unsigned int *freq;
 437         int ret;
 438
 439         np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
 440
 441         if (!np) {
 442                 ret = -ENODEV;
 443                 goto nodev;
 444         }
 445
 446         soc = of_find_node_by_type(NULL, "soc");
 447
 448         if (!soc) {
 449                 ret = -ENODEV;
 450                 goto nosoc;
 451         }
 452
 453         freq = of_get_property(soc, "bus-frequency", NULL);
 454         if (!freq) {
 455                 ret = -ENODEV;
 456                 goto err;
 457         }
 458
 459         memset(&r, 0, sizeof(r));
 460
 461         ret = of_address_to_resource(np, 0, &r);
 462         if (ret)
 463                 goto err;
 464
 465         dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
 466         if (IS_ERR(dev)) {
 467                 ret = PTR_ERR(dev);
 468                 goto err;
 469         }
 470
 471         ret = platform_device_add_data(dev, freq, sizeof(int));
 472         if (ret)
 473                 goto unreg;
 474
 475         of_node_put(soc);
 476         of_node_put(np);
 477
 478         return 0;
 479
 480 unreg:
 481         platform_device_unregister(dev);
 482 err:
 483         of_node_put(soc);
 484 nosoc:
 485         of_node_put(np);
 486 nodev:
 487         return ret;
 488 }
 489
 490 arch_initcall(mpc83xx_wdt_init);
 491 #endif
 492
 493 static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
 494 {
 495         if (!phy_type)
 496                 return FSL_USB2_PHY_NONE;
 497         if (!strcasecmp(phy_type, "ulpi"))
 498                 return FSL_USB2_PHY_ULPI;
 499         if (!strcasecmp(phy_type, "utmi"))
 500                 return FSL_USB2_PHY_UTMI;
 501         if (!strcasecmp(phy_type, "utmi_wide"))
 502                 return FSL_USB2_PHY_UTMI_WIDE;
 503         if (!strcasecmp(phy_type, "serial"))
 504                 return FSL_USB2_PHY_SERIAL;
 505
 506         return FSL_USB2_PHY_NONE;
 507 }
 508
 509 static int __init fsl_usb_of_init(void)
 510 {
 511         struct device_node *np;
 512         unsigned int i;
 513         struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL,
 514                 *usb_dev_dr_client = NULL;
 515         int ret;
 516
 517         for (np = NULL, i = 0;
 518              (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
 519              i++) {
 520                 struct resource r[2];
 521                 struct fsl_usb2_platform_data usb_data;
 522                 const unsigned char *prop = NULL;
 523
 524                 memset(&r, 0, sizeof(r));
 525                 memset(&usb_data, 0, sizeof(usb_data));
 526
 527                 ret = of_address_to_resource(np, 0, &r[0]);
 528                 if (ret)
 529                         goto err;
 530
 531                 of_irq_to_resource(np, 0, &r[1]);
 532
 533                 usb_dev_mph =
 534                     platform_device_register_simple("fsl-ehci", i, r, 2);
 535                 if (IS_ERR(usb_dev_mph)) {
 536                         ret = PTR_ERR(usb_dev_mph);
 537                         goto err;
 538                 }
 539
 540                 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
 541                 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
 542
 543                 usb_data.operating_mode = FSL_USB2_MPH_HOST;
 544
 545                 prop = of_get_property(np, "port0", NULL);
 546                 if (prop)
 547                         usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
 548
 549                 prop = of_get_property(np, "port1", NULL);
 550                 if (prop)
 551                         usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
 552
 553                 prop = of_get_property(np, "phy_type", NULL);
 554                 usb_data.phy_mode = determine_usb_phy(prop);
 555
 556                 ret =
 557                     platform_device_add_data(usb_dev_mph, &usb_data,
 558                                              sizeof(struct
 559                                                     fsl_usb2_platform_data));
 560                 if (ret)
 561                         goto unreg_mph;
 562         }
 563
 564         for (np = NULL;
 565              (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
 566              i++) {
 567                 struct resource r[2];
 568                 struct fsl_usb2_platform_data usb_data;
 569                 const unsigned char *prop = NULL;
 570
 571                 memset(&r, 0, sizeof(r));
 572                 memset(&usb_data, 0, sizeof(usb_data));
 573
 574                 ret = of_address_to_resource(np, 0, &r[0]);
 575                 if (ret)
 576                         goto unreg_mph;
 577
 578                 of_irq_to_resource(np, 0, &r[1]);
 579
 580                 prop = of_get_property(np, "dr_mode", NULL);
 581
 582                 if (!prop || !strcmp(prop, "host")) {
 583                         usb_data.operating_mode = FSL_USB2_DR_HOST;
 584                         usb_dev_dr_host = platform_device_register_simple(
 585                                         "fsl-ehci", i, r, 2);
 586                         if (IS_ERR(usb_dev_dr_host)) {
 587                                 ret = PTR_ERR(usb_dev_dr_host);
 588                                 goto err;
 589                         }
 590                 } else if (prop && !strcmp(prop, "peripheral")) {
 591                         usb_data.operating_mode = FSL_USB2_DR_DEVICE;
 592                         usb_dev_dr_client = platform_device_register_simple(
 593                                         "fsl-usb2-udc", i, r, 2);
 594                         if (IS_ERR(usb_dev_dr_client)) {
 595                                 ret = PTR_ERR(usb_dev_dr_client);
 596                                 goto err;
 597                         }
 598                 } else if (prop && !strcmp(prop, "otg")) {
 599                         usb_data.operating_mode = FSL_USB2_DR_OTG;
 600                         usb_dev_dr_host = platform_device_register_simple(
 601                                         "fsl-ehci", i, r, 2);
 602                         if (IS_ERR(usb_dev_dr_host)) {
 603                                 ret = PTR_ERR(usb_dev_dr_host);
 604                                 goto err;
 605                         }
 606                         usb_dev_dr_client = platform_device_register_simple(
 607                                         "fsl-usb2-udc", i, r, 2);
 608                         if (IS_ERR(usb_dev_dr_client)) {
 609                                 ret = PTR_ERR(usb_dev_dr_client);
 610                                 goto err;
 611                         }
 612                 } else {
 613                         ret = -EINVAL;
 614                         goto err;
 615                 }
 616
 617                 prop = of_get_property(np, "phy_type", NULL);
 618                 usb_data.phy_mode = determine_usb_phy(prop);
 619
 620                 if (usb_dev_dr_host) {
 621                         usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
 622                         usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
 623                                 dev.coherent_dma_mask;
 624                         if ((ret = platform_device_add_data(usb_dev_dr_host,
 625                                                 &usb_data, sizeof(struct
 626                                                 fsl_usb2_platform_data))))
 627                                 goto unreg_dr;
 628                 }
 629                 if (usb_dev_dr_client) {
 630                         usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
 631                         usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
 632                                 dev.coherent_dma_mask;
 633                         if ((ret = platform_device_add_data(usb_dev_dr_client,
 634                                                 &usb_data, sizeof(struct
 635                                                 fsl_usb2_platform_data))))
 636                                 goto unreg_dr;
 637                 }
 638         }
 639         return 0;
 640
 641 unreg_dr:
 642         if (usb_dev_dr_host)
 643                 platform_device_unregister(usb_dev_dr_host);
 644         if (usb_dev_dr_client)
 645                 platform_device_unregister(usb_dev_dr_client);
 646 unreg_mph:
 647         if (usb_dev_mph)
 648                 platform_device_unregister(usb_dev_mph);
 649 err:
 650         return ret;
 651 }
 652
 653 arch_initcall(fsl_usb_of_init);
 654
 655 #ifdef CONFIG_CPM2
 656
 657 extern void init_scc_ioports(struct fs_uart_platform_info*);
 658
 659 static const char fcc_regs[] = "fcc_regs";
 660 static const char fcc_regs_c[] = "fcc_regs_c";
 661 static const char fcc_pram[] = "fcc_pram";
 662 static char bus_id[9][BUS_ID_SIZE];
 663
 664 static int __init fs_enet_of_init(void)
 665 {
 666         struct device_node *np;
 667         unsigned int i;
 668         struct platform_device *fs_enet_dev;
 669         struct resource res;
 670         int ret;
 671
 672         for (np = NULL, i = 0;
 673              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 674              i++) {
 675                 struct resource r[4];
 676                 struct device_node *phy, *mdio;
 677                 struct fs_platform_info fs_enet_data;
 678                 const unsigned int *id, *phy_addr, *phy_irq;
 679                 const void *mac_addr;
 680                 const phandle *ph;
 681                 const char *model;
 682
 683                 memset(r, 0, sizeof(r));
 684                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 685
 686                 ret = of_address_to_resource(np, 0, &r[0]);
 687                 if (ret)
 688                         goto err;
 689                 r[0].name = fcc_regs;
 690
 691                 ret = of_address_to_resource(np, 1, &r[1]);
 692                 if (ret)
 693                         goto err;
 694                 r[1].name = fcc_pram;
 695
 696                 ret = of_address_to_resource(np, 2, &r[2]);
 697                 if (ret)
 698                         goto err;
 699                 r[2].name = fcc_regs_c;
 700                 fs_enet_data.fcc_regs_c = r[2].start;
 701
 702                 of_irq_to_resource(np, 0, &r[3]);
 703
 704                 fs_enet_dev =
 705                     platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
 706
 707                 if (IS_ERR(fs_enet_dev)) {
 708                         ret = PTR_ERR(fs_enet_dev);
 709                         goto err;
 710                 }
 711
 712                 model = of_get_property(np, "model", NULL);
 713                 if (model == NULL) {
 714                         ret = -ENODEV;
 715                         goto unreg;
 716                 }
 717
 718                 mac_addr = of_get_mac_address(np);
 719                 if (mac_addr)
 720                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
 721
 722                 ph = of_get_property(np, "phy-handle", NULL);
 723                 phy = of_find_node_by_phandle(*ph);
 724
 725                 if (phy == NULL) {
 726                         ret = -ENODEV;
 727                         goto unreg;
 728                 }
 729
 730                 phy_addr = of_get_property(phy, "reg", NULL);
 731                 fs_enet_data.phy_addr = *phy_addr;
 732
 733                 phy_irq = of_get_property(phy, "interrupts", NULL);
 734
 735                 id = of_get_property(np, "device-id", NULL);
 736                 fs_enet_data.fs_no = *id;
 737                 strcpy(fs_enet_data.fs_type, model);
 738
 739                 mdio = of_get_parent(phy);
 740                 ret = of_address_to_resource(mdio, 0, &res);
 741                 if (ret) {
 742                         of_node_put(phy);
 743                         of_node_put(mdio);
 744                         goto unreg;
 745                 }
 746
 747                 fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
 748                                                 "rx-clock", NULL));
 749                 fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
 750                                                 "tx-clock", NULL));
 751
 752                 if (strstr(model, "FCC")) {
 753                         int fcc_index = *id - 1;
 754                         const unsigned char *mdio_bb_prop;
 755
 756                         fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
 757                         fs_enet_data.rx_ring = 32;
 758                         fs_enet_data.tx_ring = 32;
 759                         fs_enet_data.rx_copybreak = 240;
 760                         fs_enet_data.use_napi = 0;
 761                         fs_enet_data.napi_weight = 17;
 762                         fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
 763                         fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
 764                         fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
 765
 766                         snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
 767                                                         (u32)res.start, fs_enet_data.phy_addr);
 768                         fs_enet_data.bus_id = (char*)&bus_id[(*id)];
 769                         fs_enet_data.init_ioports = init_fcc_ioports;
 770
 771                         mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
 772                         if (mdio_bb_prop) {
 773                                 struct platform_device *fs_enet_mdio_bb_dev;
 774                                 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
 775
 776                                 fs_enet_mdio_bb_dev =
 777                                         platform_device_register_simple("fsl-bb-mdio",
 778                                                         i, NULL, 0);
 779                                 memset(&fs_enet_mdio_bb_data, 0,
 780                                                 sizeof(struct fs_mii_bb_platform_info));
 781                                 fs_enet_mdio_bb_data.mdio_dat.bit =
 782                                         mdio_bb_prop[0];
 783                                 fs_enet_mdio_bb_data.mdio_dir.bit =
 784                                         mdio_bb_prop[1];
 785                                 fs_enet_mdio_bb_data.mdc_dat.bit =
 786                                         mdio_bb_prop[2];
 787                                 fs_enet_mdio_bb_data.mdio_port =
 788                                         mdio_bb_prop[3];
 789                                 fs_enet_mdio_bb_data.mdc_port =
 790                                         mdio_bb_prop[4];
 791                                 fs_enet_mdio_bb_data.delay =
 792                                         mdio_bb_prop[5];
 793
 794                                 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
 795                                 fs_enet_mdio_bb_data.irq[1] = -1;
 796                                 fs_enet_mdio_bb_data.irq[2] = -1;
 797                                 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
 798                                 fs_enet_mdio_bb_data.irq[31] = -1;
 799
 800                                 fs_enet_mdio_bb_data.mdio_dat.offset =
 801                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 802                                 fs_enet_mdio_bb_data.mdio_dir.offset =
 803                                         (u32)&cpm2_immr->im_ioport.iop_pdirc;
 804                                 fs_enet_mdio_bb_data.mdc_dat.offset =
 805                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 806
 807                                 ret = platform_device_add_data(
 808                                                 fs_enet_mdio_bb_dev,
 809                                                 &fs_enet_mdio_bb_data,
 810                                                 sizeof(struct fs_mii_bb_platform_info));
 811                                 if (ret)
 812                                         goto unreg;
 813                         }
 814
 815                         of_node_put(phy);
 816                         of_node_put(mdio);
 817
 818                         ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
 819                                                      sizeof(struct
 820                                                             fs_platform_info));
 821                         if (ret)
 822                                 goto unreg;
 823                 }
 824         }
 825         return 0;
 826
 827 unreg:
 828         platform_device_unregister(fs_enet_dev);
 829 err:
 830         return ret;
 831 }
 832
 833 arch_initcall(fs_enet_of_init);
 834
 835 static const char scc_regs[] = "regs";
 836 static const char scc_pram[] = "pram";
 837
 838 static int __init cpm_uart_of_init(void)
 839 {
 840         struct device_node *np;
 841         unsigned int i;
 842         struct platform_device *cpm_uart_dev;
 843         int ret;
 844
 845         for (np = NULL, i = 0;
 846              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
 847              i++) {
 848                 struct resource r[3];
 849                 struct fs_uart_platform_info cpm_uart_data;
 850                 const int *id;
 851                 const char *model;
 852
 853                 memset(r, 0, sizeof(r));
 854                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
 855
 856                 ret = of_address_to_resource(np, 0, &r[0]);
 857                 if (ret)
 858                         goto err;
 859
 860                 r[0].name = scc_regs;
 861
 862                 ret = of_address_to_resource(np, 1, &r[1]);
 863                 if (ret)
 864                         goto err;
 865                 r[1].name = scc_pram;
 866
 867                 of_irq_to_resource(np, 0, &r[2]);
 868
 869                 cpm_uart_dev =
 870                     platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
 871
 872                 if (IS_ERR(cpm_uart_dev)) {
 873                         ret = PTR_ERR(cpm_uart_dev);
 874                         goto err;
 875                 }
 876
 877                 id = of_get_property(np, "device-id", NULL);
 878                 cpm_uart_data.fs_no = *id;
 879
 880                 model = of_get_property(np, "model", NULL);
 881                 strcpy(cpm_uart_data.fs_type, model);
 882
 883                 cpm_uart_data.uart_clk = ppc_proc_freq;
 884
 885                 cpm_uart_data.tx_num_fifo = 4;
 886                 cpm_uart_data.tx_buf_size = 32;
 887                 cpm_uart_data.rx_num_fifo = 4;
 888                 cpm_uart_data.rx_buf_size = 32;
 889                 cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
 890                                                 "rx-clock", NULL));
 891                 cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
 892                                                 "tx-clock", NULL));
 893
 894                 ret =
 895                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
 896                                              sizeof(struct
 897                                                     fs_uart_platform_info));
 898                 if (ret)
 899                         goto unreg;
 900         }
 901
 902         return 0;
 903
 904 unreg:
 905         platform_device_unregister(cpm_uart_dev);
 906 err:
 907         return ret;
 908 }
 909
 910 arch_initcall(cpm_uart_of_init);
 911 #endif /* CONFIG_CPM2 */
 912
 913 #ifdef CONFIG_8xx
 914
 915 extern void init_scc_ioports(struct fs_platform_info*);
 916 extern int platform_device_skip(const char *model, int id);
 917
 918 static int __init fs_enet_mdio_of_init(void)
 919 {
 920         struct device_node *np;
 921         unsigned int i;
 922         struct platform_device *mdio_dev;
 923         struct resource res;
 924         int ret;
 925
 926         for (np = NULL, i = 0;
 927              (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
 928              i++) {
 929                 struct fs_mii_fec_platform_info mdio_data;
 930
 931                 memset(&res, 0, sizeof(res));
 932                 memset(&mdio_data, 0, sizeof(mdio_data));
 933
 934                 ret = of_address_to_resource(np, 0, &res);
 935                 if (ret)
 936                         goto err;
 937
 938                 mdio_dev =
 939                     platform_device_register_simple("fsl-cpm-fec-mdio",
 940                                                     res.start, &res, 1);
 941                 if (IS_ERR(mdio_dev)) {
 942                         ret = PTR_ERR(mdio_dev);
 943                         goto err;
 944                 }
 945
 946                 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
 947
 948                 ret =
 949                     platform_device_add_data(mdio_dev, &mdio_data,
 950                                              sizeof(struct fs_mii_fec_platform_info));
 951                 if (ret)
 952                         goto unreg;
 953         }
 954         return 0;
 955
 956 unreg:
 957         platform_device_unregister(mdio_dev);
 958 err:
 959         return ret;
 960 }
 961
 962 arch_initcall(fs_enet_mdio_of_init);
 963
 964 static const char *enet_regs = "regs";
 965 static const char *enet_pram = "pram";
 966 static const char *enet_irq = "interrupt";
 967 static char bus_id[9][BUS_ID_SIZE];
 968
 969 static int __init fs_enet_of_init(void)
 970 {
 971         struct device_node *np;
 972         unsigned int i;
 973         struct platform_device *fs_enet_dev = NULL;
 974         struct resource res;
 975         int ret;
 976
 977         for (np = NULL, i = 0;
 978              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 979              i++) {
 980                 struct resource r[4];
 981                 struct device_node *phy = NULL, *mdio = NULL;
 982                 struct fs_platform_info fs_enet_data;
 983                 const unsigned int *id;
 984                 const unsigned int *phy_addr;
 985                 const void *mac_addr;
 986                 const phandle *ph;
 987                 const char *model;
 988
 989                 memset(r, 0, sizeof(r));
 990                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 991
 992                 model = of_get_property(np, "model", NULL);
 993                 if (model == NULL) {
 994                         ret = -ENODEV;
 995                         goto unreg;
 996                 }
 997
 998                 id = of_get_property(np, "device-id", NULL);
 999                 fs_enet_data.fs_no = *id;
1000
1001                 if (platform_device_skip(model, *id))
1002                         continue;
1003
1004                 ret = of_address_to_resource(np, 0, &r[0]);
1005                 if (ret)
1006                         goto err;
1007                 r[0].name = enet_regs;
1008
1009                 mac_addr = of_get_mac_address(np);
1010                 if (mac_addr)
1011                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
1012
1013                 ph = of_get_property(np, "phy-handle", NULL);
1014                 if (ph != NULL)
1015                         phy = of_find_node_by_phandle(*ph);
1016
1017                 if (phy != NULL) {
1018                         phy_addr = of_get_property(phy, "reg", NULL);
1019                         fs_enet_data.phy_addr = *phy_addr;
1020                         fs_enet_data.has_phy = 1;
1021
1022                         mdio = of_get_parent(phy);
1023                         ret = of_address_to_resource(mdio, 0, &res);
1024                         if (ret) {
1025                                 of_node_put(phy);
1026                                 of_node_put(mdio);
1027                                 goto unreg;
1028                         }
1029                 }
1030
1031                 model = of_get_property(np, "model", NULL);
1032                 strcpy(fs_enet_data.fs_type, model);
1033
1034                 if (strstr(model, "FEC")) {
1035                         r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
1036                         r[1].flags = IORESOURCE_IRQ;
1037                         r[1].name = enet_irq;
1038
1039                         fs_enet_dev =
1040                                     platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
1041
1042                         if (IS_ERR(fs_enet_dev)) {
1043                                 ret = PTR_ERR(fs_enet_dev);
1044                                 goto err;
1045                         }
1046
1047                         fs_enet_data.rx_ring = 128;
1048                         fs_enet_data.tx_ring = 16;
1049                         fs_enet_data.rx_copybreak = 240;
1050                         fs_enet_data.use_napi = 1;
1051                         fs_enet_data.napi_weight = 17;
1052
1053                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
1054                                                         (u32)res.start, fs_enet_data.phy_addr);
1055                         fs_enet_data.bus_id = (char*)&bus_id[i];
1056                         fs_enet_data.init_ioports = init_fec_ioports;
1057                 }
1058                 if (strstr(model, "SCC")) {
1059                         ret = of_address_to_resource(np, 1, &r[1]);
1060                         if (ret)
1061                                 goto err;
1062                         r[1].name = enet_pram;
1063
1064                         r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1065                         r[2].flags = IORESOURCE_IRQ;
1066                         r[2].name = enet_irq;
1067
1068                         fs_enet_dev =
1069                                     platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
1070
1071                         if (IS_ERR(fs_enet_dev)) {
1072                                 ret = PTR_ERR(fs_enet_dev);
1073                                 goto err;
1074                         }
1075
1076                         fs_enet_data.rx_ring = 64;
1077                         fs_enet_data.tx_ring = 8;
1078                         fs_enet_data.rx_copybreak = 240;
1079                         fs_enet_data.use_napi = 1;
1080                         fs_enet_data.napi_weight = 17;
1081
1082                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1083                         fs_enet_data.bus_id = (char*)&bus_id[i];
1084                         fs_enet_data.init_ioports = init_scc_ioports;
1085                 }
1086
1087                 of_node_put(phy);
1088                 of_node_put(mdio);
1089
1090                 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1091                                              sizeof(struct
1092                                                     fs_platform_info));
1093                 if (ret)
1094                         goto unreg;
1095         }
1096         return 0;
1097
1098 unreg:
1099         platform_device_unregister(fs_enet_dev);
1100 err:
1101         return ret;
1102 }
1103
1104 arch_initcall(fs_enet_of_init);
1105
1106 static int __init fsl_pcmcia_of_init(void)
1107 {
1108         struct device_node *np = NULL;
1109         /*
1110          * Register all the devices which type is "pcmcia"
1111          */
1112         while ((np = of_find_compatible_node(np,
1113                         "pcmcia", "fsl,pq-pcmcia")) != NULL)
1114                             of_platform_device_create(np, "m8xx-pcmcia", NULL);
1115         return 0;
1116 }
1117
1118 arch_initcall(fsl_pcmcia_of_init);
1119
1120 static const char *smc_regs = "regs";
1121 static const char *smc_pram = "pram";
1122
1123 static int __init cpm_smc_uart_of_init(void)
1124 {
1125         struct device_node *np;
1126         unsigned int i;
1127         struct platform_device *cpm_uart_dev;
1128         int ret;
1129
1130         for (np = NULL, i = 0;
1131              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1132              i++) {
1133                 struct resource r[3];
1134                 struct fs_uart_platform_info cpm_uart_data;
1135                 const int *id;
1136                 const char *model;
1137
1138                 memset(r, 0, sizeof(r));
1139                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1140
1141                 ret = of_address_to_resource(np, 0, &r[0]);
1142                 if (ret)
1143                         goto err;
1144
1145                 r[0].name = smc_regs;
1146
1147                 ret = of_address_to_resource(np, 1, &r[1]);
1148                 if (ret)
1149                         goto err;
1150                 r[1].name = smc_pram;
1151
1152                 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1153                 r[2].flags = IORESOURCE_IRQ;
1154
1155                 cpm_uart_dev =
1156                     platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1157
1158                 if (IS_ERR(cpm_uart_dev)) {
1159                         ret = PTR_ERR(cpm_uart_dev);
1160                         goto err;
1161                 }
1162
1163                 model = of_get_property(np, "model", NULL);
1164                 strcpy(cpm_uart_data.fs_type, model);
1165
1166                 id = of_get_property(np, "device-id", NULL);
1167                 cpm_uart_data.fs_no = *id;
1168                 cpm_uart_data.uart_clk = ppc_proc_freq;
1169
1170                 cpm_uart_data.tx_num_fifo = 4;
1171                 cpm_uart_data.tx_buf_size = 32;
1172                 cpm_uart_data.rx_num_fifo = 4;
1173                 cpm_uart_data.rx_buf_size = 32;
1174
1175                 ret =
1176                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1177                                              sizeof(struct
1178                                                     fs_uart_platform_info));
1179                 if (ret)
1180                         goto unreg;
1181         }
1182
1183         return 0;
1184
1185 unreg:
1186         platform_device_unregister(cpm_uart_dev);
1187 err:
1188         return ret;
1189 }
1190
1191 arch_initcall(cpm_smc_uart_of_init);
1192
1193 #endif /* CONFIG_8xx */