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 void *mac_addr;
 201                 const phandle *ph;
 202                 int n_res = 2;
 203
 204                 memset(r, 0, sizeof(r));
 205                 memset(&gfar_data, 0, sizeof(gfar_data));
 206
 207                 ret = of_address_to_resource(np, 0, &r[0]);
 208                 if (ret)
 209                         goto err;
 210
 211                 of_irq_to_resource(np, 0, &r[1]);
 212
 213                 model = of_get_property(np, "model", NULL);
 214
 215                 /* If we aren't the FEC we have multiple interrupts */
 216                 if (model && strcasecmp(model, "FEC")) {
 217                         r[1].name = gfar_tx_intr;
 218
 219                         r[2].name = gfar_rx_intr;
 220                         of_irq_to_resource(np, 1, &r[2]);
 221
 222                         r[3].name = gfar_err_intr;
 223                         of_irq_to_resource(np, 2, &r[3]);
 224
 225                         n_res += 2;
 226                 }
 227
 228                 gfar_dev =
 229                     platform_device_register_simple("fsl-gianfar", i, &r[0],
 230                                                     n_res);
 231
 232                 if (IS_ERR(gfar_dev)) {
 233                         ret = PTR_ERR(gfar_dev);
 234                         goto err;
 235                 }
 236
 237                 mac_addr = of_get_mac_address(np);
 238                 if (mac_addr)
 239                         memcpy(gfar_data.mac_addr, mac_addr, 6);
 240
 241                 if (model && !strcasecmp(model, "TSEC"))
 242                         gfar_data.device_flags =
 243                             FSL_GIANFAR_DEV_HAS_GIGABIT |
 244                             FSL_GIANFAR_DEV_HAS_COALESCE |
 245                             FSL_GIANFAR_DEV_HAS_RMON |
 246                             FSL_GIANFAR_DEV_HAS_MULTI_INTR;
 247                 if (model && !strcasecmp(model, "eTSEC"))
 248                         gfar_data.device_flags =
 249                             FSL_GIANFAR_DEV_HAS_GIGABIT |
 250                             FSL_GIANFAR_DEV_HAS_COALESCE |
 251                             FSL_GIANFAR_DEV_HAS_RMON |
 252                             FSL_GIANFAR_DEV_HAS_MULTI_INTR |
 253                             FSL_GIANFAR_DEV_HAS_CSUM |
 254                             FSL_GIANFAR_DEV_HAS_VLAN |
 255                             FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 256
 257                 ph = of_get_property(np, "phy-handle", NULL);
 258                 phy = of_find_node_by_phandle(*ph);
 259
 260                 if (phy == NULL) {
 261                         ret = -ENODEV;
 262                         goto unreg;
 263                 }
 264
 265                 mdio = of_get_parent(phy);
 266
 267                 id = of_get_property(phy, "reg", NULL);
 268                 ret = of_address_to_resource(mdio, 0, &res);
 269                 if (ret) {
 270                         of_node_put(phy);
 271                         of_node_put(mdio);
 272                         goto unreg;
 273                 }
 274
 275                 gfar_data.phy_id = *id;
 276                 gfar_data.bus_id = res.start;
 277
 278                 of_node_put(phy);
 279                 of_node_put(mdio);
 280
 281                 ret =
 282                     platform_device_add_data(gfar_dev, &gfar_data,
 283                                              sizeof(struct
 284                                                     gianfar_platform_data));
 285                 if (ret)
 286                         goto unreg;
 287         }
 288
 289         return 0;
 290
 291 unreg:
 292         platform_device_unregister(gfar_dev);
 293 err:
 294         return ret;
 295 }
 296
 297 arch_initcall(gfar_of_init);
 298
 299 static int __init fsl_i2c_of_init(void)
 300 {
 301         struct device_node *np;
 302         unsigned int i;
 303         struct platform_device *i2c_dev;
 304         int ret;
 305
 306         for (np = NULL, i = 0;
 307              (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
 308              i++) {
 309                 struct resource r[2];
 310                 struct fsl_i2c_platform_data i2c_data;
 311                 const unsigned char *flags = NULL;
 312
 313                 memset(&r, 0, sizeof(r));
 314                 memset(&i2c_data, 0, sizeof(i2c_data));
 315
 316                 ret = of_address_to_resource(np, 0, &r[0]);
 317                 if (ret)
 318                         goto err;
 319
 320                 of_irq_to_resource(np, 0, &r[1]);
 321
 322                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
 323                 if (IS_ERR(i2c_dev)) {
 324                         ret = PTR_ERR(i2c_dev);
 325                         goto err;
 326                 }
 327
 328                 i2c_data.device_flags = 0;
 329                 flags = of_get_property(np, "dfsrr", NULL);
 330                 if (flags)
 331                         i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
 332
 333                 flags = of_get_property(np, "fsl5200-clocking", NULL);
 334                 if (flags)
 335                         i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
 336
 337                 ret =
 338                     platform_device_add_data(i2c_dev, &i2c_data,
 339                                              sizeof(struct
 340                                                     fsl_i2c_platform_data));
 341                 if (ret)
 342                         goto unreg;
 343         }
 344
 345         return 0;
 346
 347 unreg:
 348         platform_device_unregister(i2c_dev);
 349 err:
 350         return ret;
 351 }
 352
 353 arch_initcall(fsl_i2c_of_init);
 354
 355 #ifdef CONFIG_PPC_83xx
 356 static int __init mpc83xx_wdt_init(void)
 357 {
 358         struct resource r;
 359         struct device_node *soc, *np;
 360         struct platform_device *dev;
 361         const unsigned int *freq;
 362         int ret;
 363
 364         np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
 365
 366         if (!np) {
 367                 ret = -ENODEV;
 368                 goto nodev;
 369         }
 370
 371         soc = of_find_node_by_type(NULL, "soc");
 372
 373         if (!soc) {
 374                 ret = -ENODEV;
 375                 goto nosoc;
 376         }
 377
 378         freq = of_get_property(soc, "bus-frequency", NULL);
 379         if (!freq) {
 380                 ret = -ENODEV;
 381                 goto err;
 382         }
 383
 384         memset(&r, 0, sizeof(r));
 385
 386         ret = of_address_to_resource(np, 0, &r);
 387         if (ret)
 388                 goto err;
 389
 390         dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
 391         if (IS_ERR(dev)) {
 392                 ret = PTR_ERR(dev);
 393                 goto err;
 394         }
 395
 396         ret = platform_device_add_data(dev, freq, sizeof(int));
 397         if (ret)
 398                 goto unreg;
 399
 400         of_node_put(soc);
 401         of_node_put(np);
 402
 403         return 0;
 404
 405 unreg:
 406         platform_device_unregister(dev);
 407 err:
 408         of_node_put(soc);
 409 nosoc:
 410         of_node_put(np);
 411 nodev:
 412         return ret;
 413 }
 414
 415 arch_initcall(mpc83xx_wdt_init);
 416 #endif
 417
 418 static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
 419 {
 420         if (!phy_type)
 421                 return FSL_USB2_PHY_NONE;
 422         if (!strcasecmp(phy_type, "ulpi"))
 423                 return FSL_USB2_PHY_ULPI;
 424         if (!strcasecmp(phy_type, "utmi"))
 425                 return FSL_USB2_PHY_UTMI;
 426         if (!strcasecmp(phy_type, "utmi_wide"))
 427                 return FSL_USB2_PHY_UTMI_WIDE;
 428         if (!strcasecmp(phy_type, "serial"))
 429                 return FSL_USB2_PHY_SERIAL;
 430
 431         return FSL_USB2_PHY_NONE;
 432 }
 433
 434 static int __init fsl_usb_of_init(void)
 435 {
 436         struct device_node *np;
 437         unsigned int i;
 438         struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL,
 439                 *usb_dev_dr_client = NULL;
 440         int ret;
 441
 442         for (np = NULL, i = 0;
 443              (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
 444              i++) {
 445                 struct resource r[2];
 446                 struct fsl_usb2_platform_data usb_data;
 447                 const unsigned char *prop = NULL;
 448
 449                 memset(&r, 0, sizeof(r));
 450                 memset(&usb_data, 0, sizeof(usb_data));
 451
 452                 ret = of_address_to_resource(np, 0, &r[0]);
 453                 if (ret)
 454                         goto err;
 455
 456                 of_irq_to_resource(np, 0, &r[1]);
 457
 458                 usb_dev_mph =
 459                     platform_device_register_simple("fsl-ehci", i, r, 2);
 460                 if (IS_ERR(usb_dev_mph)) {
 461                         ret = PTR_ERR(usb_dev_mph);
 462                         goto err;
 463                 }
 464
 465                 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
 466                 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
 467
 468                 usb_data.operating_mode = FSL_USB2_MPH_HOST;
 469
 470                 prop = of_get_property(np, "port0", NULL);
 471                 if (prop)
 472                         usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
 473
 474                 prop = of_get_property(np, "port1", NULL);
 475                 if (prop)
 476                         usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
 477
 478                 prop = of_get_property(np, "phy_type", NULL);
 479                 usb_data.phy_mode = determine_usb_phy(prop);
 480
 481                 ret =
 482                     platform_device_add_data(usb_dev_mph, &usb_data,
 483                                              sizeof(struct
 484                                                     fsl_usb2_platform_data));
 485                 if (ret)
 486                         goto unreg_mph;
 487         }
 488
 489         for (np = NULL;
 490              (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
 491              i++) {
 492                 struct resource r[2];
 493                 struct fsl_usb2_platform_data usb_data;
 494                 const unsigned char *prop = NULL;
 495
 496                 memset(&r, 0, sizeof(r));
 497                 memset(&usb_data, 0, sizeof(usb_data));
 498
 499                 ret = of_address_to_resource(np, 0, &r[0]);
 500                 if (ret)
 501                         goto unreg_mph;
 502
 503                 of_irq_to_resource(np, 0, &r[1]);
 504
 505                 prop = of_get_property(np, "dr_mode", NULL);
 506
 507                 if (!prop || !strcmp(prop, "host")) {
 508                         usb_data.operating_mode = FSL_USB2_DR_HOST;
 509                         usb_dev_dr_host = platform_device_register_simple(
 510                                         "fsl-ehci", i, r, 2);
 511                         if (IS_ERR(usb_dev_dr_host)) {
 512                                 ret = PTR_ERR(usb_dev_dr_host);
 513                                 goto err;
 514                         }
 515                 } else if (prop && !strcmp(prop, "peripheral")) {
 516                         usb_data.operating_mode = FSL_USB2_DR_DEVICE;
 517                         usb_dev_dr_client = platform_device_register_simple(
 518                                         "fsl-usb2-udc", i, r, 2);
 519                         if (IS_ERR(usb_dev_dr_client)) {
 520                                 ret = PTR_ERR(usb_dev_dr_client);
 521                                 goto err;
 522                         }
 523                 } else if (prop && !strcmp(prop, "otg")) {
 524                         usb_data.operating_mode = FSL_USB2_DR_OTG;
 525                         usb_dev_dr_host = platform_device_register_simple(
 526                                         "fsl-ehci", i, r, 2);
 527                         if (IS_ERR(usb_dev_dr_host)) {
 528                                 ret = PTR_ERR(usb_dev_dr_host);
 529                                 goto err;
 530                         }
 531                         usb_dev_dr_client = platform_device_register_simple(
 532                                         "fsl-usb2-udc", i, r, 2);
 533                         if (IS_ERR(usb_dev_dr_client)) {
 534                                 ret = PTR_ERR(usb_dev_dr_client);
 535                                 goto err;
 536                         }
 537                 } else {
 538                         ret = -EINVAL;
 539                         goto err;
 540                 }
 541
 542                 prop = of_get_property(np, "phy_type", NULL);
 543                 usb_data.phy_mode = determine_usb_phy(prop);
 544
 545                 if (usb_dev_dr_host) {
 546                         usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
 547                         usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
 548                                 dev.coherent_dma_mask;
 549                         if ((ret = platform_device_add_data(usb_dev_dr_host,
 550                                                 &usb_data, sizeof(struct
 551                                                 fsl_usb2_platform_data))))
 552                                 goto unreg_dr;
 553                 }
 554                 if (usb_dev_dr_client) {
 555                         usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
 556                         usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
 557                                 dev.coherent_dma_mask;
 558                         if ((ret = platform_device_add_data(usb_dev_dr_client,
 559                                                 &usb_data, sizeof(struct
 560                                                 fsl_usb2_platform_data))))
 561                                 goto unreg_dr;
 562                 }
 563         }
 564         return 0;
 565
 566 unreg_dr:
 567         if (usb_dev_dr_host)
 568                 platform_device_unregister(usb_dev_dr_host);
 569         if (usb_dev_dr_client)
 570                 platform_device_unregister(usb_dev_dr_client);
 571 unreg_mph:
 572         if (usb_dev_mph)
 573                 platform_device_unregister(usb_dev_mph);
 574 err:
 575         return ret;
 576 }
 577
 578 arch_initcall(fsl_usb_of_init);
 579
 580 #ifdef CONFIG_CPM2
 581
 582 extern void init_scc_ioports(struct fs_uart_platform_info*);
 583
 584 static const char fcc_regs[] = "fcc_regs";
 585 static const char fcc_regs_c[] = "fcc_regs_c";
 586 static const char fcc_pram[] = "fcc_pram";
 587 static char bus_id[9][BUS_ID_SIZE];
 588
 589 static int __init fs_enet_of_init(void)
 590 {
 591         struct device_node *np;
 592         unsigned int i;
 593         struct platform_device *fs_enet_dev;
 594         struct resource res;
 595         int ret;
 596
 597         for (np = NULL, i = 0;
 598              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 599              i++) {
 600                 struct resource r[4];
 601                 struct device_node *phy, *mdio;
 602                 struct fs_platform_info fs_enet_data;
 603                 const unsigned int *id, *phy_addr, *phy_irq;
 604                 const void *mac_addr;
 605                 const phandle *ph;
 606                 const char *model;
 607
 608                 memset(r, 0, sizeof(r));
 609                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 610
 611                 ret = of_address_to_resource(np, 0, &r[0]);
 612                 if (ret)
 613                         goto err;
 614                 r[0].name = fcc_regs;
 615
 616                 ret = of_address_to_resource(np, 1, &r[1]);
 617                 if (ret)
 618                         goto err;
 619                 r[1].name = fcc_pram;
 620
 621                 ret = of_address_to_resource(np, 2, &r[2]);
 622                 if (ret)
 623                         goto err;
 624                 r[2].name = fcc_regs_c;
 625                 fs_enet_data.fcc_regs_c = r[2].start;
 626
 627                 of_irq_to_resource(np, 0, &r[3]);
 628
 629                 fs_enet_dev =
 630                     platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
 631
 632                 if (IS_ERR(fs_enet_dev)) {
 633                         ret = PTR_ERR(fs_enet_dev);
 634                         goto err;
 635                 }
 636
 637                 model = of_get_property(np, "model", NULL);
 638                 if (model == NULL) {
 639                         ret = -ENODEV;
 640                         goto unreg;
 641                 }
 642
 643                 mac_addr = of_get_mac_address(np);
 644                 if (mac_addr)
 645                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
 646
 647                 ph = of_get_property(np, "phy-handle", NULL);
 648                 phy = of_find_node_by_phandle(*ph);
 649
 650                 if (phy == NULL) {
 651                         ret = -ENODEV;
 652                         goto unreg;
 653                 }
 654
 655                 phy_addr = of_get_property(phy, "reg", NULL);
 656                 fs_enet_data.phy_addr = *phy_addr;
 657
 658                 phy_irq = of_get_property(phy, "interrupts", NULL);
 659
 660                 id = of_get_property(np, "device-id", NULL);
 661                 fs_enet_data.fs_no = *id;
 662                 strcpy(fs_enet_data.fs_type, model);
 663
 664                 mdio = of_get_parent(phy);
 665                 ret = of_address_to_resource(mdio, 0, &res);
 666                 if (ret) {
 667                         of_node_put(phy);
 668                         of_node_put(mdio);
 669                         goto unreg;
 670                 }
 671
 672                 fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
 673                                                 "rx-clock", NULL));
 674                 fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
 675                                                 "tx-clock", NULL));
 676
 677                 if (strstr(model, "FCC")) {
 678                         int fcc_index = *id - 1;
 679                         const unsigned char *mdio_bb_prop;
 680
 681                         fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
 682                         fs_enet_data.rx_ring = 32;
 683                         fs_enet_data.tx_ring = 32;
 684                         fs_enet_data.rx_copybreak = 240;
 685                         fs_enet_data.use_napi = 0;
 686                         fs_enet_data.napi_weight = 17;
 687                         fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
 688                         fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
 689                         fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
 690
 691                         snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
 692                                                         (u32)res.start, fs_enet_data.phy_addr);
 693                         fs_enet_data.bus_id = (char*)&bus_id[(*id)];
 694                         fs_enet_data.init_ioports = init_fcc_ioports;
 695
 696                         mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
 697                         if (mdio_bb_prop) {
 698                                 struct platform_device *fs_enet_mdio_bb_dev;
 699                                 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
 700
 701                                 fs_enet_mdio_bb_dev =
 702                                         platform_device_register_simple("fsl-bb-mdio",
 703                                                         i, NULL, 0);
 704                                 memset(&fs_enet_mdio_bb_data, 0,
 705                                                 sizeof(struct fs_mii_bb_platform_info));
 706                                 fs_enet_mdio_bb_data.mdio_dat.bit =
 707                                         mdio_bb_prop[0];
 708                                 fs_enet_mdio_bb_data.mdio_dir.bit =
 709                                         mdio_bb_prop[1];
 710                                 fs_enet_mdio_bb_data.mdc_dat.bit =
 711                                         mdio_bb_prop[2];
 712                                 fs_enet_mdio_bb_data.mdio_port =
 713                                         mdio_bb_prop[3];
 714                                 fs_enet_mdio_bb_data.mdc_port =
 715                                         mdio_bb_prop[4];
 716                                 fs_enet_mdio_bb_data.delay =
 717                                         mdio_bb_prop[5];
 718
 719                                 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
 720                                 fs_enet_mdio_bb_data.irq[1] = -1;
 721                                 fs_enet_mdio_bb_data.irq[2] = -1;
 722                                 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
 723                                 fs_enet_mdio_bb_data.irq[31] = -1;
 724
 725                                 fs_enet_mdio_bb_data.mdio_dat.offset =
 726                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 727                                 fs_enet_mdio_bb_data.mdio_dir.offset =
 728                                         (u32)&cpm2_immr->im_ioport.iop_pdirc;
 729                                 fs_enet_mdio_bb_data.mdc_dat.offset =
 730                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
 731
 732                                 ret = platform_device_add_data(
 733                                                 fs_enet_mdio_bb_dev,
 734                                                 &fs_enet_mdio_bb_data,
 735                                                 sizeof(struct fs_mii_bb_platform_info));
 736                                 if (ret)
 737                                         goto unreg;
 738                         }
 739
 740                         of_node_put(phy);
 741                         of_node_put(mdio);
 742
 743                         ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
 744                                                      sizeof(struct
 745                                                             fs_platform_info));
 746                         if (ret)
 747                                 goto unreg;
 748                 }
 749         }
 750         return 0;
 751
 752 unreg:
 753         platform_device_unregister(fs_enet_dev);
 754 err:
 755         return ret;
 756 }
 757
 758 arch_initcall(fs_enet_of_init);
 759
 760 static const char scc_regs[] = "regs";
 761 static const char scc_pram[] = "pram";
 762
 763 static int __init cpm_uart_of_init(void)
 764 {
 765         struct device_node *np;
 766         unsigned int i;
 767         struct platform_device *cpm_uart_dev;
 768         int ret;
 769
 770         for (np = NULL, i = 0;
 771              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
 772              i++) {
 773                 struct resource r[3];
 774                 struct fs_uart_platform_info cpm_uart_data;
 775                 const int *id;
 776                 const char *model;
 777
 778                 memset(r, 0, sizeof(r));
 779                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
 780
 781                 ret = of_address_to_resource(np, 0, &r[0]);
 782                 if (ret)
 783                         goto err;
 784
 785                 r[0].name = scc_regs;
 786
 787                 ret = of_address_to_resource(np, 1, &r[1]);
 788                 if (ret)
 789                         goto err;
 790                 r[1].name = scc_pram;
 791
 792                 of_irq_to_resource(np, 0, &r[2]);
 793
 794                 cpm_uart_dev =
 795                     platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
 796
 797                 if (IS_ERR(cpm_uart_dev)) {
 798                         ret = PTR_ERR(cpm_uart_dev);
 799                         goto err;
 800                 }
 801
 802                 id = of_get_property(np, "device-id", NULL);
 803                 cpm_uart_data.fs_no = *id;
 804
 805                 model = of_get_property(np, "model", NULL);
 806                 strcpy(cpm_uart_data.fs_type, model);
 807
 808                 cpm_uart_data.uart_clk = ppc_proc_freq;
 809
 810                 cpm_uart_data.tx_num_fifo = 4;
 811                 cpm_uart_data.tx_buf_size = 32;
 812                 cpm_uart_data.rx_num_fifo = 4;
 813                 cpm_uart_data.rx_buf_size = 32;
 814                 cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
 815                                                 "rx-clock", NULL));
 816                 cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
 817                                                 "tx-clock", NULL));
 818
 819                 ret =
 820                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
 821                                              sizeof(struct
 822                                                     fs_uart_platform_info));
 823                 if (ret)
 824                         goto unreg;
 825         }
 826
 827         return 0;
 828
 829 unreg:
 830         platform_device_unregister(cpm_uart_dev);
 831 err:
 832         return ret;
 833 }
 834
 835 arch_initcall(cpm_uart_of_init);
 836 #endif /* CONFIG_CPM2 */
 837
 838 #ifdef CONFIG_8xx
 839
 840 extern void init_scc_ioports(struct fs_platform_info*);
 841 extern int platform_device_skip(const char *model, int id);
 842
 843 static int __init fs_enet_mdio_of_init(void)
 844 {
 845         struct device_node *np;
 846         unsigned int i;
 847         struct platform_device *mdio_dev;
 848         struct resource res;
 849         int ret;
 850
 851         for (np = NULL, i = 0;
 852              (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
 853              i++) {
 854                 struct fs_mii_fec_platform_info mdio_data;
 855
 856                 memset(&res, 0, sizeof(res));
 857                 memset(&mdio_data, 0, sizeof(mdio_data));
 858
 859                 ret = of_address_to_resource(np, 0, &res);
 860                 if (ret)
 861                         goto err;
 862
 863                 mdio_dev =
 864                     platform_device_register_simple("fsl-cpm-fec-mdio",
 865                                                     res.start, &res, 1);
 866                 if (IS_ERR(mdio_dev)) {
 867                         ret = PTR_ERR(mdio_dev);
 868                         goto err;
 869                 }
 870
 871                 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
 872
 873                 ret =
 874                     platform_device_add_data(mdio_dev, &mdio_data,
 875                                              sizeof(struct fs_mii_fec_platform_info));
 876                 if (ret)
 877                         goto unreg;
 878         }
 879         return 0;
 880
 881 unreg:
 882         platform_device_unregister(mdio_dev);
 883 err:
 884         return ret;
 885 }
 886
 887 arch_initcall(fs_enet_mdio_of_init);
 888
 889 static const char *enet_regs = "regs";
 890 static const char *enet_pram = "pram";
 891 static const char *enet_irq = "interrupt";
 892 static char bus_id[9][BUS_ID_SIZE];
 893
 894 static int __init fs_enet_of_init(void)
 895 {
 896         struct device_node *np;
 897         unsigned int i;
 898         struct platform_device *fs_enet_dev = NULL;
 899         struct resource res;
 900         int ret;
 901
 902         for (np = NULL, i = 0;
 903              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
 904              i++) {
 905                 struct resource r[4];
 906                 struct device_node *phy = NULL, *mdio = NULL;
 907                 struct fs_platform_info fs_enet_data;
 908                 const unsigned int *id;
 909                 const unsigned int *phy_addr;
 910                 void *mac_addr;
 911                 const phandle *ph;
 912                 const char *model;
 913
 914                 memset(r, 0, sizeof(r));
 915                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
 916
 917                 model = of_get_property(np, "model", NULL);
 918                 if (model == NULL) {
 919                         ret = -ENODEV;
 920                         goto unreg;
 921                 }
 922
 923                 id = of_get_property(np, "device-id", NULL);
 924                 fs_enet_data.fs_no = *id;
 925
 926                 if (platform_device_skip(model, *id))
 927                         continue;
 928
 929                 ret = of_address_to_resource(np, 0, &r[0]);
 930                 if (ret)
 931                         goto err;
 932                 r[0].name = enet_regs;
 933
 934                 mac_addr = of_get_mac_address(np);
 935                 if (mac_addr)
 936                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
 937
 938                 ph = of_get_property(np, "phy-handle", NULL);
 939                 if (ph != NULL)
 940                         phy = of_find_node_by_phandle(*ph);
 941
 942                 if (phy != NULL) {
 943                         phy_addr = of_get_property(phy, "reg", NULL);
 944                         fs_enet_data.phy_addr = *phy_addr;
 945                         fs_enet_data.has_phy = 1;
 946
 947                         mdio = of_get_parent(phy);
 948                         ret = of_address_to_resource(mdio, 0, &res);
 949                         if (ret) {
 950                                 of_node_put(phy);
 951                                 of_node_put(mdio);
 952                                 goto unreg;
 953                         }
 954                 }
 955
 956                 model = of_get_property(np, "model", NULL);
 957                 strcpy(fs_enet_data.fs_type, model);
 958
 959                 if (strstr(model, "FEC")) {
 960                         r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
 961                         r[1].flags = IORESOURCE_IRQ;
 962                         r[1].name = enet_irq;
 963
 964                         fs_enet_dev =
 965                                     platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
 966
 967                         if (IS_ERR(fs_enet_dev)) {
 968                                 ret = PTR_ERR(fs_enet_dev);
 969                                 goto err;
 970                         }
 971
 972                         fs_enet_data.rx_ring = 128;
 973                         fs_enet_data.tx_ring = 16;
 974                         fs_enet_data.rx_copybreak = 240;
 975                         fs_enet_data.use_napi = 1;
 976                         fs_enet_data.napi_weight = 17;
 977
 978                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
 979                                                         (u32)res.start, fs_enet_data.phy_addr);
 980                         fs_enet_data.bus_id = (char*)&bus_id[i];
 981                         fs_enet_data.init_ioports = init_fec_ioports;
 982                 }
 983                 if (strstr(model, "SCC")) {
 984                         ret = of_address_to_resource(np, 1, &r[1]);
 985                         if (ret)
 986                                 goto err;
 987                         r[1].name = enet_pram;
 988
 989                         r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
 990                         r[2].flags = IORESOURCE_IRQ;
 991                         r[2].name = enet_irq;
 992
 993                         fs_enet_dev =
 994                                     platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
 995
 996                         if (IS_ERR(fs_enet_dev)) {
 997                                 ret = PTR_ERR(fs_enet_dev);
 998                                 goto err;
 999                         }
1000
1001                         fs_enet_data.rx_ring = 64;
1002                         fs_enet_data.tx_ring = 8;
1003                         fs_enet_data.rx_copybreak = 240;
1004                         fs_enet_data.use_napi = 1;
1005                         fs_enet_data.napi_weight = 17;
1006
1007                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1008                         fs_enet_data.bus_id = (char*)&bus_id[i];
1009                         fs_enet_data.init_ioports = init_scc_ioports;
1010                 }
1011
1012                 of_node_put(phy);
1013                 of_node_put(mdio);
1014
1015                 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1016                                              sizeof(struct
1017                                                     fs_platform_info));
1018                 if (ret)
1019                         goto unreg;
1020         }
1021         return 0;
1022
1023 unreg:
1024         platform_device_unregister(fs_enet_dev);
1025 err:
1026         return ret;
1027 }
1028
1029 arch_initcall(fs_enet_of_init);
1030
1031
1032 static const char *smc_regs = "regs";
1033 static const char *smc_pram = "pram";
1034
1035 static int __init cpm_smc_uart_of_init(void)
1036 {
1037         struct device_node *np;
1038         unsigned int i;
1039         struct platform_device *cpm_uart_dev;
1040         int ret;
1041
1042         for (np = NULL, i = 0;
1043              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1044              i++) {
1045                 struct resource r[3];
1046                 struct fs_uart_platform_info cpm_uart_data;
1047                 const int *id;
1048                 const char *model;
1049
1050                 memset(r, 0, sizeof(r));
1051                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1052
1053                 ret = of_address_to_resource(np, 0, &r[0]);
1054                 if (ret)
1055                         goto err;
1056
1057                 r[0].name = smc_regs;
1058
1059                 ret = of_address_to_resource(np, 1, &r[1]);
1060                 if (ret)
1061                         goto err;
1062                 r[1].name = smc_pram;
1063
1064                 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1065                 r[2].flags = IORESOURCE_IRQ;
1066
1067                 cpm_uart_dev =
1068                     platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1069
1070                 if (IS_ERR(cpm_uart_dev)) {
1071                         ret = PTR_ERR(cpm_uart_dev);
1072                         goto err;
1073                 }
1074
1075                 model = of_get_property(np, "model", NULL);
1076                 strcpy(cpm_uart_data.fs_type, model);
1077
1078                 id = of_get_property(np, "device-id", NULL);
1079                 cpm_uart_data.fs_no = *id;
1080                 cpm_uart_data.uart_clk = ppc_proc_freq;
1081
1082                 cpm_uart_data.tx_num_fifo = 4;
1083                 cpm_uart_data.tx_buf_size = 32;
1084                 cpm_uart_data.rx_num_fifo = 4;
1085                 cpm_uart_data.rx_buf_size = 32;
1086
1087                 ret =
1088                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1089                                              sizeof(struct
1090                                                     fs_uart_platform_info));
1091                 if (ret)
1092                         goto unreg;
1093         }
1094
1095         return 0;
1096
1097 unreg:
1098         platform_device_unregister(cpm_uart_dev);
1099 err:
1100         return ret;
1101 }
1102
1103 arch_initcall(cpm_smc_uart_of_init);
1104
1105 #endif /* CONFIG_8xx */