drivers/net/fsl-mc/mc.c

   1 /*
   2  * Copyright (C) 2017 NXP Semiconductors
   3  * Copyright (C) 2014 Freescale Semiconductor
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7 #include <common.h>
   8 #include <errno.h>
   9 #include <linux/bug.h>
  10 #include <asm/io.h>
  11 #include <libfdt.h>
  12 #include <net.h>
  13 #include <fdt_support.h>
  14 #include <fsl-mc/fsl_mc.h>
  15 #include <fsl-mc/fsl_mc_sys.h>
  16 #include <fsl-mc/fsl_mc_private.h>
  17 #include <fsl-mc/fsl_dpmng.h>
  18 #include <fsl-mc/fsl_dprc.h>
  19 #include <fsl-mc/fsl_dpio.h>
  20 #include <fsl-mc/fsl_dpni.h>
  21 #include <fsl-mc/fsl_qbman_portal.h>
  22 #include <fsl-mc/ldpaa_wriop.h>
  23
  24 #define MC_RAM_BASE_ADDR_ALIGNMENT  (512UL * 1024 * 1024)
  25 #define MC_RAM_BASE_ADDR_ALIGNMENT_MASK (~(MC_RAM_BASE_ADDR_ALIGNMENT - 1))
  26 #define MC_RAM_SIZE_ALIGNMENT       (256UL * 1024 * 1024)
  27
  28 #define MC_MEM_SIZE_ENV_VAR     "mcmemsize"
  29 #define MC_BOOT_TIMEOUT_ENV_VAR "mcboottimeout"
  30 #define MC_BOOT_ENV_VAR         "mcinitcmd"
  31
  32 DECLARE_GLOBAL_DATA_PTR;
  33 static int mc_boot_status = -1;
  34 static int mc_dpl_applied = -1;
  35 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
  36 static int mc_aiop_applied = -1;
  37 #endif
  38 struct fsl_mc_io *root_mc_io = NULL;
  39 struct fsl_mc_io *dflt_mc_io = NULL; /* child container */
  40 uint16_t root_dprc_handle = 0;
  41 uint16_t dflt_dprc_handle = 0;
  42 int child_dprc_id;
  43 struct fsl_dpbp_obj *dflt_dpbp = NULL;
  44 struct fsl_dpio_obj *dflt_dpio = NULL;
  45 struct fsl_dpni_obj *dflt_dpni = NULL;
  46 static u64 mc_lazy_dpl_addr;
  47
  48 #ifdef DEBUG
  49 void dump_ram_words(const char *title, void *addr)
  50 {
  51         int i;
  52         uint32_t *words = addr;
  53
  54         printf("Dumping beginning of %s (%p):\n", title, addr);
  55         for (i = 0; i < 16; i++)
  56                 printf("%#x ", words[i]);
  57
  58         printf("\n");
  59 }
  60
  61 void dump_mc_ccsr_regs(struct mc_ccsr_registers __iomem *mc_ccsr_regs)
  62 {
  63         printf("MC CCSR registers:\n"
  64                 "reg_gcr1 %#x\n"
  65                 "reg_gsr %#x\n"
  66                 "reg_sicbalr %#x\n"
  67                 "reg_sicbahr %#x\n"
  68                 "reg_sicapr %#x\n"
  69                 "reg_mcfbalr %#x\n"
  70                 "reg_mcfbahr %#x\n"
  71                 "reg_mcfapr %#x\n"
  72                 "reg_psr %#x\n",
  73                 mc_ccsr_regs->reg_gcr1,
  74                 mc_ccsr_regs->reg_gsr,
  75                 mc_ccsr_regs->reg_sicbalr,
  76                 mc_ccsr_regs->reg_sicbahr,
  77                 mc_ccsr_regs->reg_sicapr,
  78                 mc_ccsr_regs->reg_mcfbalr,
  79                 mc_ccsr_regs->reg_mcfbahr,
  80                 mc_ccsr_regs->reg_mcfapr,
  81                 mc_ccsr_regs->reg_psr);
  82 }
  83 #else
  84
  85 #define dump_ram_words(title, addr)
  86 #define dump_mc_ccsr_regs(mc_ccsr_regs)
  87
  88 #endif /* DEBUG */
  89
  90 #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR
  91 /**
  92  * Copying MC firmware or DPL image to DDR
  93  */
  94 static int mc_copy_image(const char *title,
  95                          u64 image_addr, u32 image_size, u64 mc_ram_addr)
  96 {
  97         debug("%s copied to address %p\n", title, (void *)mc_ram_addr);
  98         memcpy((void *)mc_ram_addr, (void *)image_addr, image_size);
  99         flush_dcache_range(mc_ram_addr, mc_ram_addr + image_size);
 100         return 0;
 101 }
 102
 103 /**
 104  * MC firmware FIT image parser checks if the image is in FIT
 105  * format, verifies integrity of the image and calculates
 106  * raw image address and size values.
 107  * Returns 0 on success and a negative errno on error.
 108  * task fail.
 109  **/
 110 int parse_mc_firmware_fit_image(u64 mc_fw_addr,
 111                                 const void **raw_image_addr,
 112                                 size_t *raw_image_size)
 113 {
 114         int format;
 115         void *fit_hdr;
 116         int node_offset;
 117         const void *data;
 118         size_t size;
 119         const char *uname = "firmware";
 120
 121         fit_hdr = (void *)mc_fw_addr;
 122
 123         /* Check if Image is in FIT format */
 124         format = genimg_get_format(fit_hdr);
 125
 126         if (format != IMAGE_FORMAT_FIT) {
 127                 printf("fsl-mc: ERR: Bad firmware image (not a FIT image)\n");
 128                 return -EINVAL;
 129         }
 130
 131         if (!fit_check_format(fit_hdr)) {
 132                 printf("fsl-mc: ERR: Bad firmware image (bad FIT header)\n");
 133                 return -EINVAL;
 134         }
 135
 136         node_offset = fit_image_get_node(fit_hdr, uname);
 137
 138         if (node_offset < 0) {
 139                 printf("fsl-mc: ERR: Bad firmware image (missing subimage)\n");
 140                 return -ENOENT;
 141         }
 142
 143         /* Verify MC firmware image */
 144         if (!(fit_image_verify(fit_hdr, node_offset))) {
 145                 printf("fsl-mc: ERR: Bad firmware image (bad CRC)\n");
 146                 return -EINVAL;
 147         }
 148
 149         /* Get address and size of raw image */
 150         fit_image_get_data(fit_hdr, node_offset, &data, &size);
 151
 152         *raw_image_addr = data;
 153         *raw_image_size = size;
 154
 155         return 0;
 156 }
 157 #endif
 158
 159 #define MC_DT_INCREASE_SIZE     64
 160
 161 enum mc_fixup_type {
 162         MC_FIXUP_DPL,
 163         MC_FIXUP_DPC
 164 };
 165
 166 static int mc_fixup_mac_addr(void *blob, int nodeoffset,
 167                              const char *propname, struct eth_device *eth_dev,
 168                              enum mc_fixup_type type)
 169 {
 170         int err = 0, len = 0, size, i;
 171         unsigned char env_enetaddr[ARP_HLEN];
 172         unsigned int enetaddr_32[ARP_HLEN];
 173         void *val = NULL;
 174
 175         switch (type) {
 176         case MC_FIXUP_DPL:
 177         /* DPL likes its addresses on 32 * ARP_HLEN bits */
 178         for (i = 0; i < ARP_HLEN; i++)
 179                 enetaddr_32[i] = cpu_to_fdt32(eth_dev->enetaddr[i]);
 180         val = enetaddr_32;
 181         len = sizeof(enetaddr_32);
 182         break;
 183
 184         case MC_FIXUP_DPC:
 185         val = eth_dev->enetaddr;
 186         len = ARP_HLEN;
 187         break;
 188         }
 189
 190         /* MAC address property present */
 191         if (fdt_get_property(blob, nodeoffset, propname, NULL)) {
 192                 /* u-boot MAC addr randomly assigned - leave the present one */
 193                 if (!eth_env_get_enetaddr_by_index("eth", eth_dev->index,
 194                                                    env_enetaddr))
 195                         return err;
 196         } else {
 197                 size = MC_DT_INCREASE_SIZE + strlen(propname) + len;
 198                 /* make room for mac address property */
 199                 err = fdt_increase_size(blob, size);
 200                 if (err) {
 201                         printf("fdt_increase_size: err=%s\n",
 202                                fdt_strerror(err));
 203                         return err;
 204                 }
 205         }
 206
 207         err = fdt_setprop(blob, nodeoffset, propname, val, len);
 208         if (err) {
 209                 printf("fdt_setprop: err=%s\n", fdt_strerror(err));
 210                 return err;
 211         }
 212
 213         return err;
 214 }
 215
 216 #define is_dpni(s) (s != NULL ? !strncmp(s, "dpni@", 5) : 0)
 217
 218 const char *dpl_get_connection_endpoint(void *blob, char *endpoint)
 219 {
 220         int connoffset = fdt_path_offset(blob, "/connections"), off;
 221         const char *s1, *s2;
 222
 223         for (off = fdt_first_subnode(blob, connoffset);
 224              off >= 0;
 225              off = fdt_next_subnode(blob, off)) {
 226                 s1 = fdt_stringlist_get(blob, off, "endpoint1", 0, NULL);
 227                 s2 = fdt_stringlist_get(blob, off, "endpoint2", 0, NULL);
 228
 229                 if (!s1 || !s2)
 230                         continue;
 231
 232                 if (strcmp(endpoint, s1) == 0)
 233                         return s2;
 234
 235                 if (strcmp(endpoint, s2) == 0)
 236                         return s1;
 237         }
 238
 239         return NULL;
 240 }
 241
 242 static int mc_fixup_dpl_mac_addr(void *blob, int dpmac_id,
 243                                  struct eth_device *eth_dev)
 244 {
 245         int objoff = fdt_path_offset(blob, "/objects");
 246         int dpmacoff = -1, dpnioff = -1;
 247         const char *endpoint;
 248         char mac_name[10];
 249         int err;
 250
 251         sprintf(mac_name, "dpmac@%d", dpmac_id);
 252         dpmacoff = fdt_subnode_offset(blob, objoff, mac_name);
 253         if (dpmacoff < 0)
 254                 /* dpmac not defined in DPL, so skip it. */
 255                 return 0;
 256
 257         err = mc_fixup_mac_addr(blob, dpmacoff, "mac_addr", eth_dev,
 258                                 MC_FIXUP_DPL);
 259         if (err) {
 260                 printf("Error fixing up dpmac mac_addr in DPL\n");
 261                 return err;
 262         }
 263
 264         /* now we need to figure out if there is any
 265          * DPNI connected to this MAC, so we walk the
 266          * connection list
 267          */
 268         endpoint = dpl_get_connection_endpoint(blob, mac_name);
 269         if (!is_dpni(endpoint))
 270                 return 0;
 271
 272         /* let's see if we can fixup the DPNI as well */
 273         dpnioff = fdt_subnode_offset(blob, objoff, endpoint);
 274         if (dpnioff < 0)
 275                 /* DPNI not defined in DPL in the objects area */
 276                 return 0;
 277
 278         return mc_fixup_mac_addr(blob, dpnioff, "mac_addr", eth_dev,
 279                                  MC_FIXUP_DPL);
 280 }
 281
 282 static int mc_fixup_dpc_mac_addr(void *blob, int dpmac_id,
 283                                  struct eth_device *eth_dev)
 284 {
 285         int nodeoffset = fdt_path_offset(blob, "/board_info/ports"), noff;
 286         int err = 0;
 287         char mac_name[10];
 288         const char link_type_mode[] = "MAC_LINK_TYPE_FIXED";
 289
 290         sprintf(mac_name, "mac@%d", dpmac_id);
 291
 292         /* node not found - create it */
 293         noff = fdt_subnode_offset(blob, nodeoffset, (const char *)mac_name);
 294         if (noff < 0) {
 295                 err = fdt_increase_size(blob, 200);
 296                 if (err) {
 297                         printf("fdt_increase_size: err=%s\n",
 298                                 fdt_strerror(err));
 299                         return err;
 300                 }
 301
 302                 noff = fdt_add_subnode(blob, nodeoffset, mac_name);
 303                 if (noff < 0) {
 304                         printf("fdt_add_subnode: err=%s\n",
 305                                fdt_strerror(err));
 306                         return err;
 307                 }
 308
 309                 /* add default property of fixed link */
 310                 err = fdt_appendprop_string(blob, noff,
 311                                             "link_type", link_type_mode);
 312                 if (err) {
 313                         printf("fdt_appendprop_string: err=%s\n",
 314                                 fdt_strerror(err));
 315                         return err;
 316                 }
 317         }
 318
 319         return mc_fixup_mac_addr(blob, noff, "port_mac_address", eth_dev,
 320                                  MC_FIXUP_DPC);
 321 }
 322
 323 static int mc_fixup_mac_addrs(void *blob, enum mc_fixup_type type)
 324 {
 325         int i, err = 0, ret = 0;
 326         char ethname[10];
 327         struct eth_device *eth_dev;
 328
 329         for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
 330                 /* port not enabled */
 331                 if ((wriop_is_enabled_dpmac(i) != 1) ||
 332                     (wriop_get_phy_address(i) == -1))
 333                         continue;
 334
 335                 sprintf(ethname, "DPMAC%d@%s", i,
 336                         phy_interface_strings[wriop_get_enet_if(i)]);
 337
 338                 eth_dev = eth_get_dev_by_name(ethname);
 339                 if (eth_dev == NULL)
 340                         continue;
 341
 342                 switch (type) {
 343                 case MC_FIXUP_DPL:
 344                         err = mc_fixup_dpl_mac_addr(blob, i, eth_dev);
 345                         break;
 346                 case MC_FIXUP_DPC:
 347                         err = mc_fixup_dpc_mac_addr(blob, i, eth_dev);
 348                         break;
 349                 default:
 350                         break;
 351                 }
 352
 353                 if (err)
 354                         printf("fsl-mc: ERROR fixing mac address for %s\n",
 355                                ethname);
 356                 ret |= err;
 357         }
 358
 359         return ret;
 360 }
 361
 362 static int mc_fixup_dpc(u64 dpc_addr)
 363 {
 364         void *blob = (void *)dpc_addr;
 365         int nodeoffset, err = 0;
 366
 367         /* delete any existing ICID pools */
 368         nodeoffset = fdt_path_offset(blob, "/resources/icid_pools");
 369         if (fdt_del_node(blob, nodeoffset) < 0)
 370                 printf("\nfsl-mc: WARNING: could not delete ICID pool\n");
 371
 372         /* add a new pool */
 373         nodeoffset = fdt_path_offset(blob, "/resources");
 374         if (nodeoffset < 0) {
 375                 printf("\nfsl-mc: ERROR: DPC is missing /resources\n");
 376                 return -EINVAL;
 377         }
 378         nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pools");
 379         nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pool@0");
 380         do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0",
 381                              "base_icid", FSL_DPAA2_STREAM_ID_START, 1);
 382         do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0",
 383                              "num",
 384                              FSL_DPAA2_STREAM_ID_END -
 385                              FSL_DPAA2_STREAM_ID_START + 1, 1);
 386
 387         /* fixup MAC addresses for dpmac ports */
 388         nodeoffset = fdt_path_offset(blob, "/board_info/ports");
 389         if (nodeoffset < 0)
 390                 return 0;
 391
 392         err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC);
 393         flush_dcache_range(dpc_addr, dpc_addr + fdt_totalsize(blob));
 394
 395         return err;
 396 }
 397
 398 static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpc_addr)
 399 {
 400         u64 mc_dpc_offset;
 401 #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR
 402         int error;
 403         void *dpc_fdt_hdr;
 404         int dpc_size;
 405 #endif
 406
 407 #ifdef CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET
 408         BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET & 0x3) != 0 ||
 409                      CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET > 0xffffffff);
 410
 411         mc_dpc_offset = CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET;
 412 #else
 413 #error "CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET not defined"
 414 #endif
 415
 416         /*
 417          * Load the MC DPC blob in the MC private DRAM block:
 418          */
 419 #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR
 420         printf("MC DPC is preloaded to %#llx\n", mc_ram_addr + mc_dpc_offset);
 421 #else
 422         /*
 423          * Get address and size of the DPC blob stored in flash:
 424          */
 425         dpc_fdt_hdr = (void *)mc_dpc_addr;
 426
 427         error = fdt_check_header(dpc_fdt_hdr);
 428         if (error != 0) {
 429                 /*
 430                  * Don't return with error here, since the MC firmware can
 431                  * still boot without a DPC
 432                  */
 433                 printf("\nfsl-mc: WARNING: No DPC image found");
 434                 return 0;
 435         }
 436
 437         dpc_size = fdt_totalsize(dpc_fdt_hdr);
 438         if (dpc_size > CONFIG_SYS_LS_MC_DPC_MAX_LENGTH) {
 439                 printf("\nfsl-mc: ERROR: Bad DPC image (too large: %d)\n",
 440                        dpc_size);
 441                 return -EINVAL;
 442         }
 443
 444         mc_copy_image("MC DPC blob",
 445                       (u64)dpc_fdt_hdr, dpc_size, mc_ram_addr + mc_dpc_offset);
 446 #endif /* not defined CONFIG_SYS_LS_MC_DPC_IN_DDR */
 447
 448         if (mc_fixup_dpc(mc_ram_addr + mc_dpc_offset))
 449                 return -EINVAL;
 450
 451         dump_ram_words("DPC", (void *)(mc_ram_addr + mc_dpc_offset));
 452         return 0;
 453 }
 454
 455
 456 static int mc_fixup_dpl(u64 dpl_addr)
 457 {
 458         void *blob = (void *)dpl_addr;
 459         u32 ver = fdt_getprop_u32_default(blob, "/", "dpl-version", 0);
 460         int err = 0;
 461
 462         /* The DPL fixup for mac addresses is only relevant
 463          * for old-style DPLs
 464          */
 465         if (ver >= 10)
 466                 return 0;
 467
 468         err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPL);
 469         flush_dcache_range(dpl_addr, dpl_addr + fdt_totalsize(blob));
 470
 471         return err;
 472 }
 473
 474 static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpl_addr)
 475 {
 476         u64 mc_dpl_offset;
 477 #ifndef CONFIG_SYS_LS_MC_DPL_IN_DDR
 478         int error;
 479         void *dpl_fdt_hdr;
 480         int dpl_size;
 481 #endif
 482
 483 #ifdef CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET
 484         BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET & 0x3) != 0 ||
 485                      CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET > 0xffffffff);
 486
 487         mc_dpl_offset = CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET;
 488 #else
 489 #error "CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET not defined"
 490 #endif
 491
 492         /*
 493          * Load the MC DPL blob in the MC private DRAM block:
 494          */
 495 #ifdef CONFIG_SYS_LS_MC_DPL_IN_DDR
 496         printf("MC DPL is preloaded to %#llx\n", mc_ram_addr + mc_dpl_offset);
 497 #else
 498         /*
 499          * Get address and size of the DPL blob stored in flash:
 500          */
 501         dpl_fdt_hdr = (void *)mc_dpl_addr;
 502
 503         error = fdt_check_header(dpl_fdt_hdr);
 504         if (error != 0) {
 505                 printf("\nfsl-mc: ERROR: Bad DPL image (bad header)\n");
 506                 return error;
 507         }
 508
 509         dpl_size = fdt_totalsize(dpl_fdt_hdr);
 510         if (dpl_size > CONFIG_SYS_LS_MC_DPL_MAX_LENGTH) {
 511                 printf("\nfsl-mc: ERROR: Bad DPL image (too large: %d)\n",
 512                        dpl_size);
 513                 return -EINVAL;
 514         }
 515
 516         mc_copy_image("MC DPL blob",
 517                       (u64)dpl_fdt_hdr, dpl_size, mc_ram_addr + mc_dpl_offset);
 518 #endif /* not defined CONFIG_SYS_LS_MC_DPL_IN_DDR */
 519
 520         if (mc_fixup_dpl(mc_ram_addr + mc_dpl_offset))
 521                 return -EINVAL;
 522         dump_ram_words("DPL", (void *)(mc_ram_addr + mc_dpl_offset));
 523         return 0;
 524 }
 525
 526 /**
 527  * Return the MC boot timeout value in milliseconds
 528  */
 529 static unsigned long get_mc_boot_timeout_ms(void)
 530 {
 531         unsigned long timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS;
 532
 533         char *timeout_ms_env_var = env_get(MC_BOOT_TIMEOUT_ENV_VAR);
 534
 535         if (timeout_ms_env_var) {
 536                 timeout_ms = simple_strtoul(timeout_ms_env_var, NULL, 10);
 537                 if (timeout_ms == 0) {
 538                         printf("fsl-mc: WARNING: Invalid value for \'"
 539                                MC_BOOT_TIMEOUT_ENV_VAR
 540                                "\' environment variable: %lu\n",
 541                                timeout_ms);
 542
 543                         timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS;
 544                 }
 545         }
 546
 547         return timeout_ms;
 548 }
 549
 550 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
 551
 552 __weak bool soc_has_aiop(void)
 553 {
 554         return false;
 555 }
 556
 557 static int load_mc_aiop_img(u64 aiop_fw_addr)
 558 {
 559         u64 mc_ram_addr = mc_get_dram_addr();
 560 #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR
 561         void *aiop_img;
 562 #endif
 563
 564         /* Check if AIOP is available */
 565         if (!soc_has_aiop())
 566                 return -ENODEV;
 567         /*
 568          * Load the MC AIOP image in the MC private DRAM block:
 569          */
 570
 571 #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR
 572         printf("MC AIOP is preloaded to %#llx\n", mc_ram_addr +
 573                CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET);
 574 #else
 575         aiop_img = (void *)aiop_fw_addr;
 576         mc_copy_image("MC AIOP image",
 577                       (u64)aiop_img, CONFIG_SYS_LS_MC_AIOP_IMG_MAX_LENGTH,
 578                       mc_ram_addr + CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET);
 579 #endif
 580         mc_aiop_applied = 0;
 581
 582         return 0;
 583 }
 584 #endif
 585
 586 static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr)
 587 {
 588         u32 reg_gsr;
 589         u32 mc_fw_boot_status;
 590         unsigned long timeout_ms = get_mc_boot_timeout_ms();
 591         struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
 592
 593         dmb();
 594         assert(timeout_ms > 0);
 595         for (;;) {
 596                 udelay(1000);   /* throttle polling */
 597                 reg_gsr = in_le32(&mc_ccsr_regs->reg_gsr);
 598                 mc_fw_boot_status = (reg_gsr & GSR_FS_MASK);
 599                 if (mc_fw_boot_status & 0x1)
 600                         break;
 601
 602                 timeout_ms--;
 603                 if (timeout_ms == 0)
 604                         break;
 605         }
 606
 607         if (timeout_ms == 0) {
 608                 printf("ERROR: timeout\n");
 609
 610                 /* TODO: Get an error status from an MC CCSR register */
 611                 return -ETIMEDOUT;
 612         }
 613
 614         if (mc_fw_boot_status != 0x1) {
 615                 /*
 616                  * TODO: Identify critical errors from the GSR register's FS
 617                  * field and for those errors, set error to -ENODEV or other
 618                  * appropriate errno, so that the status property is set to
 619                  * failure in the fsl,dprc device tree node.
 620                  */
 621                 printf("WARNING: Firmware returned an error (GSR: %#x)\n",
 622                        reg_gsr);
 623         } else {
 624                 printf("SUCCESS\n");
 625         }
 626
 627
 628         *final_reg_gsr = reg_gsr;
 629         return 0;
 630 }
 631
 632 int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr)
 633 {
 634         int error = 0;
 635         int portal_id = 0;
 636         struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
 637         u64 mc_ram_addr = mc_get_dram_addr();
 638         u32 reg_gsr;
 639         u32 reg_mcfbalr;
 640 #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR
 641         const void *raw_image_addr;
 642         size_t raw_image_size = 0;
 643 #endif
 644         struct mc_version mc_ver_info;
 645         u8 mc_ram_num_256mb_blocks;
 646         size_t mc_ram_size = mc_get_dram_block_size();
 647
 648         mc_ram_num_256mb_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT;
 649         if (mc_ram_num_256mb_blocks < 1 || mc_ram_num_256mb_blocks > 0xff) {
 650                 error = -EINVAL;
 651                 printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n",
 652                        mc_ram_size);
 653                 goto out;
 654         }
 655
 656         /*
 657          * Management Complex cores should be held at reset out of POR.
 658          * U-Boot should be the first software to touch MC. To be safe,
 659          * we reset all cores again by setting GCR1 to 0. It doesn't do
 660          * anything if they are held at reset. After we setup the firmware
 661          * we kick off MC by deasserting the reset bit for core 0, and
 662          * deasserting the reset bits for Command Portal Managers.
 663          * The stop bits are not touched here. They are used to stop the
 664          * cores when they are active. Setting stop bits doesn't stop the
 665          * cores from fetching instructions when they are released from
 666          * reset.
 667          */
 668         out_le32(&mc_ccsr_regs->reg_gcr1, 0);
 669         dmb();
 670
 671 #ifdef CONFIG_SYS_LS_MC_FW_IN_DDR
 672         printf("MC firmware is preloaded to %#llx\n", mc_ram_addr);
 673 #else
 674         error = parse_mc_firmware_fit_image(mc_fw_addr, &raw_image_addr,
 675                                             &raw_image_size);
 676         if (error != 0)
 677                 goto out;
 678         /*
 679          * Load the MC FW at the beginning of the MC private DRAM block:
 680          */
 681         mc_copy_image("MC Firmware",
 682                       (u64)raw_image_addr, raw_image_size, mc_ram_addr);
 683 #endif
 684         dump_ram_words("firmware", (void *)mc_ram_addr);
 685
 686         error = load_mc_dpc(mc_ram_addr, mc_ram_size, mc_dpc_addr);
 687         if (error != 0)
 688                 goto out;
 689
 690         debug("mc_ccsr_regs %p\n", mc_ccsr_regs);
 691         dump_mc_ccsr_regs(mc_ccsr_regs);
 692
 693         /*
 694          * Tell MC what is the address range of the DRAM block assigned to it:
 695          */
 696         reg_mcfbalr = (u32)mc_ram_addr |
 697                       (mc_ram_num_256mb_blocks - 1);
 698         out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr);
 699         out_le32(&mc_ccsr_regs->reg_mcfbahr,
 700                  (u32)(mc_ram_addr >> 32));
 701         out_le32(&mc_ccsr_regs->reg_mcfapr, FSL_BYPASS_AMQ);
 702
 703         /*
 704          * Tell the MC that we want delayed DPL deployment.
 705          */
 706         out_le32(&mc_ccsr_regs->reg_gsr, 0xDD00);
 707
 708         printf("\nfsl-mc: Booting Management Complex ... ");
 709
 710         /*
 711          * Deassert reset and release MC core 0 to run
 712          */
 713         out_le32(&mc_ccsr_regs->reg_gcr1, GCR1_P1_DE_RST | GCR1_M_ALL_DE_RST);
 714         error = wait_for_mc(true, &reg_gsr);
 715         if (error != 0)
 716                 goto out;
 717
 718         /*
 719          * TODO: need to obtain the portal_id for the root container from the
 720          * DPL
 721          */
 722         portal_id = 0;
 723
 724         /*
 725          * Initialize the global default MC portal
 726          * And check that the MC firmware is responding portal commands:
 727          */
 728         root_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1);
 729         if (!root_mc_io) {
 730                 printf(" No memory: calloc() failed\n");
 731                 return -ENOMEM;
 732         }
 733
 734         root_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id);
 735         debug("Checking access to MC portal of root DPRC container (portal_id %d, portal physical addr %p)\n",
 736               portal_id, root_mc_io->mmio_regs);
 737
 738         error = mc_get_version(root_mc_io, MC_CMD_NO_FLAGS, &mc_ver_info);
 739         if (error != 0) {
 740                 printf("fsl-mc: ERROR: Firmware version check failed (error: %d)\n",
 741                        error);
 742                 goto out;
 743         }
 744
 745         printf("fsl-mc: Management Complex booted (version: %d.%d.%d, boot status: %#x)\n",
 746                mc_ver_info.major, mc_ver_info.minor, mc_ver_info.revision,
 747                reg_gsr & GSR_FS_MASK);
 748
 749 out:
 750         if (error != 0)
 751                 mc_boot_status = error;
 752         else
 753                 mc_boot_status = 0;
 754
 755         return error;
 756 }
 757
 758 int mc_apply_dpl(u64 mc_dpl_addr)
 759 {
 760         struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
 761         int error = 0;
 762         u32 reg_gsr;
 763         u64 mc_ram_addr = mc_get_dram_addr();
 764         size_t mc_ram_size = mc_get_dram_block_size();
 765
 766         if (!mc_dpl_addr)
 767                 return -1;
 768
 769         error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr);
 770         if (error != 0)
 771                 return error;
 772
 773         /*
 774          * Tell the MC to deploy the DPL:
 775          */
 776         out_le32(&mc_ccsr_regs->reg_gsr, 0x0);
 777         printf("fsl-mc: Deploying data path layout ... ");
 778         error = wait_for_mc(false, &reg_gsr);
 779
 780         if (!error)
 781                 mc_dpl_applied = 0;
 782
 783         return error;
 784 }
 785
 786 int get_mc_boot_status(void)
 787 {
 788         return mc_boot_status;
 789 }
 790
 791 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
 792 int get_aiop_apply_status(void)
 793 {
 794         return mc_aiop_applied;
 795 }
 796 #endif
 797
 798 int get_dpl_apply_status(void)
 799 {
 800         return mc_dpl_applied;
 801 }
 802
 803 /*
 804  * Return the MC address of private DRAM block.
 805  * As per MC design document, MC initial base address
 806  * should be least significant 512MB address of MC private
 807  * memory, i.e. address should point to end address masked
 808  * with 512MB offset in private DRAM block.
 809  */
 810 u64 mc_get_dram_addr(void)
 811 {
 812         size_t mc_ram_size = mc_get_dram_block_size();
 813
 814         return (gd->arch.resv_ram + mc_ram_size - 1) &
 815                 MC_RAM_BASE_ADDR_ALIGNMENT_MASK;
 816 }
 817
 818 /**
 819  * Return the actual size of the MC private DRAM block.
 820  */
 821 unsigned long mc_get_dram_block_size(void)
 822 {
 823         unsigned long dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE;
 824
 825         char *dram_block_size_env_var = env_get(MC_MEM_SIZE_ENV_VAR);
 826
 827         if (dram_block_size_env_var) {
 828                 dram_block_size = simple_strtoul(dram_block_size_env_var, NULL,
 829                                                  16);
 830
 831                 if (dram_block_size < CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE) {
 832                         printf("fsl-mc: WARNING: Invalid value for \'"
 833                                MC_MEM_SIZE_ENV_VAR
 834                                "\' environment variable: %lu\n",
 835                                dram_block_size);
 836
 837                         dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE;
 838                 }
 839         }
 840
 841         return dram_block_size;
 842 }
 843
 844 int fsl_mc_ldpaa_init(bd_t *bis)
 845 {
 846         int i;
 847
 848         for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++)
 849                 if ((wriop_is_enabled_dpmac(i) == 1) &&
 850                     (wriop_get_phy_address(i) != -1))
 851                         ldpaa_eth_init(i, wriop_get_enet_if(i));
 852         return 0;
 853 }
 854
 855 static int dprc_version_check(struct fsl_mc_io *mc_io, uint16_t handle)
 856 {
 857         int error;
 858         uint16_t major_ver, minor_ver;
 859
 860         error = dprc_get_api_version(mc_io, 0,
 861                                      &major_ver,
 862                                      &minor_ver);
 863         if (error < 0) {
 864                 printf("dprc_get_api_version() failed: %d\n", error);
 865                 return error;
 866         }
 867
 868         if (major_ver < DPRC_VER_MAJOR || (major_ver == DPRC_VER_MAJOR &&
 869                                            minor_ver < DPRC_VER_MINOR)) {
 870                 printf("DPRC version mismatch found %u.%u,",
 871                        major_ver, minor_ver);
 872                 printf("supported version is %u.%u\n",
 873                        DPRC_VER_MAJOR, DPRC_VER_MINOR);
 874         }
 875
 876         return error;
 877 }
 878
 879 static int dpio_init(void)
 880 {
 881         struct qbman_swp_desc p_des;
 882         struct dpio_attr attr;
 883         struct dpio_cfg dpio_cfg;
 884         int err = 0;
 885         uint16_t major_ver, minor_ver;
 886
 887         dflt_dpio = (struct fsl_dpio_obj *)calloc(
 888                                         sizeof(struct fsl_dpio_obj), 1);
 889         if (!dflt_dpio) {
 890                 printf("No memory: calloc() failed\n");
 891                 err = -ENOMEM;
 892                 goto err_calloc;
 893         }
 894         dpio_cfg.channel_mode = DPIO_LOCAL_CHANNEL;
 895         dpio_cfg.num_priorities = 8;
 896
 897         err = dpio_create(dflt_mc_io,
 898                           dflt_dprc_handle,
 899                           MC_CMD_NO_FLAGS,
 900                           &dpio_cfg,
 901                           &dflt_dpio->dpio_id);
 902         if (err < 0) {
 903                 printf("dpio_create() failed: %d\n", err);
 904                 err = -ENODEV;
 905                 goto err_create;
 906         }
 907
 908         err = dpio_get_api_version(dflt_mc_io, 0,
 909                                    &major_ver,
 910                                    &minor_ver);
 911         if (err < 0) {
 912                 printf("dpio_get_api_version() failed: %d\n", err);
 913                 goto err_get_api_ver;
 914         }
 915
 916         if (major_ver < DPIO_VER_MAJOR || (major_ver == DPIO_VER_MAJOR &&
 917                                            minor_ver < DPIO_VER_MINOR)) {
 918                 printf("DPRC version mismatch found %u.%u,",
 919                        major_ver,
 920                        minor_ver);
 921         }
 922
 923         err = dpio_open(dflt_mc_io,
 924                         MC_CMD_NO_FLAGS,
 925                         dflt_dpio->dpio_id,
 926                         &dflt_dpio->dpio_handle);
 927         if (err) {
 928                 printf("dpio_open() failed\n");
 929                 goto err_open;
 930         }
 931
 932         memset(&attr, 0, sizeof(struct dpio_attr));
 933         err = dpio_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
 934                                   dflt_dpio->dpio_handle, &attr);
 935         if (err < 0) {
 936                 printf("dpio_get_attributes() failed: %d\n", err);
 937                 goto err_get_attr;
 938         }
 939
 940         if (dflt_dpio->dpio_id != attr.id) {
 941                 printf("dnpi object id and attribute id are not same\n");
 942                 goto err_attr_not_same;
 943         }
 944
 945 #ifdef DEBUG
 946         printf("Init: DPIO id=0x%d\n", dflt_dpio->dpio_id);
 947 #endif
 948         err = dpio_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
 949         if (err < 0) {
 950                 printf("dpio_enable() failed %d\n", err);
 951                 goto err_get_enable;
 952         }
 953         debug("ce_offset=0x%llx, ci_offset=0x%llx, portalid=%d, prios=%d\n",
 954               attr.qbman_portal_ce_offset,
 955               attr.qbman_portal_ci_offset,
 956               attr.qbman_portal_id,
 957               attr.num_priorities);
 958
 959         p_des.cena_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR
 960                                         + attr.qbman_portal_ce_offset);
 961         p_des.cinh_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR
 962                                         + attr.qbman_portal_ci_offset);
 963
 964         dflt_dpio->sw_portal = qbman_swp_init(&p_des);
 965         if (dflt_dpio->sw_portal == NULL) {
 966                 printf("qbman_swp_init() failed\n");
 967                 goto err_get_swp_init;
 968         }
 969         return 0;
 970
 971 err_get_swp_init:
 972         dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
 973 err_get_enable:
 974 err_get_attr:
 975 err_attr_not_same:
 976         dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
 977 err_open:
 978 err_get_api_ver:
 979         dpio_destroy(dflt_mc_io,
 980                      dflt_dprc_handle,
 981                      MC_CMD_NO_FLAGS,
 982                      dflt_dpio->dpio_id);
 983 err_create:
 984         free(dflt_dpio);
 985 err_calloc:
 986         return err;
 987 }
 988
 989 static int dpio_exit(void)
 990 {
 991         int err;
 992
 993         err = dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
 994         if (err < 0) {
 995                 printf("dpio_disable() failed: %d\n", err);
 996                 goto err;
 997         }
 998
 999         dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
1000         if (err < 0) {
1001                 printf("dpio_close() failed: %d\n", err);
1002                 goto err;
1003         }
1004
1005         err = dpio_destroy(dflt_mc_io,
1006                            dflt_dprc_handle,
1007                            MC_CMD_NO_FLAGS,
1008                            dflt_dpio->dpio_id);
1009         if (err < 0) {
1010                 printf("dpio_destroy() failed: %d\n", err);
1011                 goto err;
1012         }
1013
1014 #ifdef DEBUG
1015         printf("Exit: DPIO id=0x%d\n", dflt_dpio->dpio_id);
1016 #endif
1017
1018         if (dflt_dpio)
1019                 free(dflt_dpio);
1020
1021         return 0;
1022 err:
1023         return err;
1024 }
1025
1026 static int dprc_init(void)
1027 {
1028         int err, child_portal_id, container_id;
1029         struct dprc_cfg cfg;
1030         uint64_t mc_portal_offset;
1031
1032         /* Open root container */
1033         err = dprc_get_container_id(root_mc_io, MC_CMD_NO_FLAGS, &container_id);
1034         if (err < 0) {
1035                 printf("dprc_get_container_id(): Root failed: %d\n", err);
1036                 goto err_root_container_id;
1037         }
1038
1039 #ifdef DEBUG
1040         printf("Root container id = %d\n", container_id);
1041 #endif
1042         err = dprc_open(root_mc_io, MC_CMD_NO_FLAGS, container_id,
1043                         &root_dprc_handle);
1044         if (err < 0) {
1045                 printf("dprc_open(): Root Container failed: %d\n", err);
1046                 goto err_root_open;
1047         }
1048
1049         if (!root_dprc_handle) {
1050                 printf("dprc_open(): Root Container Handle is not valid\n");
1051                 goto err_root_open;
1052         }
1053
1054         err = dprc_version_check(root_mc_io, root_dprc_handle);
1055         if (err < 0) {
1056                 printf("dprc_version_check() failed: %d\n", err);
1057                 goto err_root_open;
1058         }
1059
1060         memset(&cfg, 0, sizeof(struct dprc_cfg));
1061         cfg.options = DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED |
1062                       DPRC_CFG_OPT_OBJ_CREATE_ALLOWED |
1063                       DPRC_CFG_OPT_ALLOC_ALLOWED;
1064         cfg.icid = DPRC_GET_ICID_FROM_POOL;
1065         cfg.portal_id = DPRC_GET_PORTAL_ID_FROM_POOL;
1066         err = dprc_create_container(root_mc_io, MC_CMD_NO_FLAGS,
1067                         root_dprc_handle,
1068                         &cfg,
1069                         &child_dprc_id,
1070                         &mc_portal_offset);
1071         if (err < 0) {
1072                 printf("dprc_create_container() failed: %d\n", err);
1073                 goto err_create;
1074         }
1075
1076         dflt_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1);
1077         if (!dflt_mc_io) {
1078                 err  = -ENOMEM;
1079                 printf(" No memory: calloc() failed\n");
1080                 goto err_calloc;
1081         }
1082
1083         child_portal_id = MC_PORTAL_OFFSET_TO_PORTAL_ID(mc_portal_offset);
1084         dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(child_portal_id);
1085
1086 #ifdef DEBUG
1087         printf("MC portal of child DPRC container: %d, physical addr %p)\n",
1088                child_dprc_id, dflt_mc_io->mmio_regs);
1089 #endif
1090
1091         err = dprc_open(dflt_mc_io, MC_CMD_NO_FLAGS, child_dprc_id,
1092                         &dflt_dprc_handle);
1093         if (err < 0) {
1094                 printf("dprc_open(): Child container failed: %d\n", err);
1095                 goto err_child_open;
1096         }
1097
1098         if (!dflt_dprc_handle) {
1099                 printf("dprc_open(): Child container Handle is not valid\n");
1100                 goto err_child_open;
1101         }
1102
1103         return 0;
1104 err_child_open:
1105         free(dflt_mc_io);
1106 err_calloc:
1107         dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS,
1108                                root_dprc_handle, child_dprc_id);
1109 err_create:
1110         dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle);
1111 err_root_open:
1112 err_root_container_id:
1113         return err;
1114 }
1115
1116 static int dprc_exit(void)
1117 {
1118         int err;
1119
1120         err = dprc_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dprc_handle);
1121         if (err < 0) {
1122                 printf("dprc_close(): Child failed: %d\n", err);
1123                 goto err;
1124         }
1125
1126         err = dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS,
1127                                      root_dprc_handle, child_dprc_id);
1128         if (err < 0) {
1129                 printf("dprc_destroy_container() failed: %d\n", err);
1130                 goto err;
1131         }
1132
1133         err = dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle);
1134         if (err < 0) {
1135                 printf("dprc_close(): Root failed: %d\n", err);
1136                 goto err;
1137         }
1138
1139         if (dflt_mc_io)
1140                 free(dflt_mc_io);
1141
1142         if (root_mc_io)
1143                 free(root_mc_io);
1144
1145         return 0;
1146
1147 err:
1148         return err;
1149 }
1150
1151 static int dpbp_init(void)
1152 {
1153         int err;
1154         struct dpbp_attr dpbp_attr;
1155         struct dpbp_cfg dpbp_cfg;
1156         uint16_t major_ver, minor_ver;
1157
1158         dflt_dpbp = (struct fsl_dpbp_obj *)calloc(
1159                                         sizeof(struct fsl_dpbp_obj), 1);
1160         if (!dflt_dpbp) {
1161                 printf("No memory: calloc() failed\n");
1162                 err = -ENOMEM;
1163                 goto err_calloc;
1164         }
1165
1166         dpbp_cfg.options = 512;
1167
1168         err = dpbp_create(dflt_mc_io,
1169                           dflt_dprc_handle,
1170                           MC_CMD_NO_FLAGS,
1171                           &dpbp_cfg,
1172                           &dflt_dpbp->dpbp_id);
1173
1174         if (err < 0) {
1175                 err = -ENODEV;
1176                 printf("dpbp_create() failed: %d\n", err);
1177                 goto err_create;
1178         }
1179
1180         err = dpbp_get_api_version(dflt_mc_io, 0,
1181                                    &major_ver,
1182                                    &minor_ver);
1183         if (err < 0) {
1184                 printf("dpbp_get_api_version() failed: %d\n", err);
1185                 goto err_get_api_ver;
1186         }
1187
1188         if (major_ver < DPBP_VER_MAJOR || (major_ver == DPBP_VER_MAJOR &&
1189                                            minor_ver < DPBP_VER_MINOR)) {
1190                 printf("DPBP version mismatch found %u.%u,",
1191                        major_ver, minor_ver);
1192                 printf("supported version is %u.%u\n",
1193                        DPBP_VER_MAJOR, DPBP_VER_MINOR);
1194         }
1195
1196         err = dpbp_open(dflt_mc_io,
1197                         MC_CMD_NO_FLAGS,
1198                         dflt_dpbp->dpbp_id,
1199                         &dflt_dpbp->dpbp_handle);
1200         if (err) {
1201                 printf("dpbp_open() failed\n");
1202                 goto err_open;
1203         }
1204
1205         memset(&dpbp_attr, 0, sizeof(struct dpbp_attr));
1206         err = dpbp_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
1207                                   dflt_dpbp->dpbp_handle,
1208                                   &dpbp_attr);
1209         if (err < 0) {
1210                 printf("dpbp_get_attributes() failed: %d\n", err);
1211                 goto err_get_attr;
1212         }
1213
1214         if (dflt_dpbp->dpbp_id != dpbp_attr.id) {
1215                 printf("dpbp object id and attribute id are not same\n");
1216                 goto err_attr_not_same;
1217         }
1218
1219 #ifdef DEBUG
1220         printf("Init: DPBP id=0x%x\n", dflt_dpbp->dpbp_attr.id);
1221 #endif
1222
1223         err = dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
1224         if (err < 0) {
1225                 printf("dpbp_close() failed: %d\n", err);
1226                 goto err_close;
1227         }
1228
1229         return 0;
1230
1231 err_get_attr:
1232 err_attr_not_same:
1233         dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
1234         dpbp_destroy(dflt_mc_io,
1235                      dflt_dprc_handle,
1236                      MC_CMD_NO_FLAGS,
1237                      dflt_dpbp->dpbp_id);
1238 err_get_api_ver:
1239 err_close:
1240 err_open:
1241 err_create:
1242         free(dflt_dpbp);
1243 err_calloc:
1244         return err;
1245 }
1246
1247 static int dpbp_exit(void)
1248 {
1249         int err;
1250
1251         err = dpbp_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS,
1252                            dflt_dpbp->dpbp_id);
1253         if (err < 0) {
1254                 printf("dpbp_destroy() failed: %d\n", err);
1255                 goto err;
1256         }
1257
1258 #ifdef DEBUG
1259         printf("Exit: DPBP id=0x%d\n", dflt_dpbp->dpbp_attr.id);
1260 #endif
1261
1262         if (dflt_dpbp)
1263                 free(dflt_dpbp);
1264         return 0;
1265
1266 err:
1267         return err;
1268 }
1269
1270 static int dpni_init(void)
1271 {
1272         int err;
1273         uint8_t cfg_buf[256] = {0};
1274         struct dpni_cfg dpni_cfg;
1275         uint16_t major_ver, minor_ver;
1276
1277         dflt_dpni = (struct fsl_dpni_obj *)calloc(
1278                                         sizeof(struct fsl_dpni_obj), 1);
1279         if (!dflt_dpni) {
1280                 printf("No memory: calloc() failed\n");
1281                 err = -ENOMEM;
1282                 goto err_calloc;
1283         }
1284
1285         memset(&dpni_cfg, 0, sizeof(dpni_cfg));
1286         err = dpni_prepare_cfg(&dpni_cfg, &cfg_buf[0]);
1287         if (err < 0) {
1288                 err = -ENODEV;
1289                 printf("dpni_prepare_cfg() failed: %d\n", err);
1290                 goto err_prepare_cfg;
1291         }
1292
1293         err = dpni_create(dflt_mc_io,
1294                           dflt_dprc_handle,
1295                           MC_CMD_NO_FLAGS,
1296                           &dpni_cfg,
1297                           &dflt_dpni->dpni_id);
1298         if (err < 0) {
1299                 err = -ENODEV;
1300                 printf("dpni create() failed: %d\n", err);
1301                 goto err_create;
1302         }
1303
1304         err = dpni_get_api_version(dflt_mc_io, 0,
1305                                    &major_ver,
1306                                    &minor_ver);
1307         if (err < 0) {
1308                 printf("dpni_get_api_version() failed: %d\n", err);
1309                 goto err_get_version;
1310         }
1311
1312         if (major_ver < DPNI_VER_MAJOR || (major_ver == DPNI_VER_MAJOR &&
1313                                            minor_ver < DPNI_VER_MINOR)) {
1314                 printf("DPNI version mismatch found %u.%u,",
1315                        major_ver, minor_ver);
1316                 printf("supported version is %u.%u\n",
1317                        DPNI_VER_MAJOR, DPNI_VER_MINOR);
1318         }
1319
1320         err = dpni_open(dflt_mc_io,
1321                         MC_CMD_NO_FLAGS,
1322                         dflt_dpni->dpni_id,
1323                         &dflt_dpni->dpni_handle);
1324         if (err) {
1325                 printf("dpni_open() failed\n");
1326                 goto err_open;
1327         }
1328
1329 #ifdef DEBUG
1330         printf("Init: DPNI id=0x%d\n", dflt_dpni->dpni_id);
1331 #endif
1332         err = dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
1333         if (err < 0) {
1334                 printf("dpni_close() failed: %d\n", err);
1335                 goto err_close;
1336         }
1337
1338         return 0;
1339
1340 err_close:
1341         dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
1342 err_open:
1343 err_get_version:
1344         dpni_destroy(dflt_mc_io,
1345                      dflt_dprc_handle,
1346                      MC_CMD_NO_FLAGS,
1347                      dflt_dpni->dpni_id);
1348 err_create:
1349 err_prepare_cfg:
1350         free(dflt_dpni);
1351 err_calloc:
1352         return err;
1353 }
1354
1355 static int dpni_exit(void)
1356 {
1357         int err;
1358
1359         err = dpni_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS,
1360                            dflt_dpni->dpni_id);
1361         if (err < 0) {
1362                 printf("dpni_destroy() failed: %d\n", err);
1363                 goto err;
1364         }
1365
1366 #ifdef DEBUG
1367         printf("Exit: DPNI id=0x%d\n", dflt_dpni->dpni_id);
1368 #endif
1369
1370         if (dflt_dpni)
1371                 free(dflt_dpni);
1372         return 0;
1373
1374 err:
1375         return err;
1376 }
1377
1378 static int mc_init_object(void)
1379 {
1380         int err = 0;
1381
1382         err = dprc_init();
1383         if (err < 0) {
1384                 printf("dprc_init() failed: %d\n", err);
1385                 goto err;
1386         }
1387
1388         err = dpbp_init();
1389         if (err < 0) {
1390                 printf("dpbp_init() failed: %d\n", err);
1391                 goto err;
1392         }
1393
1394         err = dpio_init();
1395         if (err < 0) {
1396                 printf("dpio_init() failed: %d\n", err);
1397                 goto err;
1398         }
1399
1400         err = dpni_init();
1401         if (err < 0) {
1402                 printf("dpni_init() failed: %d\n", err);
1403                 goto err;
1404         }
1405
1406         return 0;
1407 err:
1408         return err;
1409 }
1410
1411 int fsl_mc_ldpaa_exit(bd_t *bd)
1412 {
1413         int err = 0;
1414         bool is_dpl_apply_status = false;
1415         bool mc_boot_status = false;
1416
1417         if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) {
1418                 mc_apply_dpl(mc_lazy_dpl_addr);
1419                 mc_lazy_dpl_addr = 0;
1420         }
1421
1422         if (!get_mc_boot_status())
1423                 mc_boot_status = true;
1424
1425         /* MC is not loaded intentionally, So return success. */
1426         if (bd && !mc_boot_status)
1427                 return 0;
1428
1429         /* If DPL is deployed, set is_dpl_apply_status as TRUE. */
1430         if (!get_dpl_apply_status())
1431                 is_dpl_apply_status = true;
1432
1433         /*
1434          * For case MC is loaded but DPL is not deployed, return success and
1435          * print message on console. Else FDT fix-up code execution hanged.
1436          */
1437         if (bd && mc_boot_status && !is_dpl_apply_status) {
1438                 printf("fsl-mc: DPL not deployed, DPAA2 ethernet not work\n");
1439                 goto mc_obj_cleanup;
1440         }
1441
1442         if (bd && mc_boot_status && is_dpl_apply_status)
1443                 return 0;
1444
1445 mc_obj_cleanup:
1446         err = dpbp_exit();
1447         if (err < 0) {
1448                 printf("dpbp_exit() failed: %d\n", err);
1449                 goto err;
1450         }
1451
1452         err = dpio_exit();
1453         if (err < 0) {
1454                 printf("dpio_exit() failed: %d\n", err);
1455                 goto err;
1456         }
1457
1458         err = dpni_exit();
1459         if (err < 0) {
1460                 printf("dpni_exit() failed: %d\n", err);
1461                 goto err;
1462         }
1463
1464         err = dprc_exit();
1465         if (err < 0) {
1466                 printf("dprc_exit() failed: %d\n", err);
1467                 goto err;
1468         }
1469
1470         return 0;
1471 err:
1472         return err;
1473 }
1474
1475 static int do_fsl_mc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
1476 {
1477         int err = 0;
1478         if (argc < 3)
1479                 goto usage;
1480
1481         switch (argv[1][0]) {
1482         case 's': {
1483                         char sub_cmd;
1484                         u64 mc_fw_addr, mc_dpc_addr;
1485 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
1486                         u64 aiop_fw_addr;
1487 #endif
1488
1489                         sub_cmd = argv[2][0];
1490
1491                         switch (sub_cmd) {
1492                         case 'm':
1493                                 if (argc < 5)
1494                                         goto usage;
1495
1496                                 if (get_mc_boot_status() == 0) {
1497                                         printf("fsl-mc: MC is already booted");
1498                                         printf("\n");
1499                                         return err;
1500                                 }
1501                                 mc_fw_addr = simple_strtoull(argv[3], NULL, 16);
1502                                 mc_dpc_addr = simple_strtoull(argv[4], NULL,
1503                                                               16);
1504
1505                                 if (!mc_init(mc_fw_addr, mc_dpc_addr))
1506                                         err = mc_init_object();
1507                                 break;
1508
1509 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
1510                         case 'a':
1511                                 if (argc < 4)
1512                                         goto usage;
1513                                 if (get_aiop_apply_status() == 0) {
1514                                         printf("fsl-mc: AIOP FW is already");
1515                                         printf(" applied\n");
1516                                         return err;
1517                                 }
1518
1519                                 aiop_fw_addr = simple_strtoull(argv[3], NULL,
1520                                                                16);
1521
1522                                 /* if SoC doesn't have AIOP, err = -ENODEV */
1523                                 err = load_mc_aiop_img(aiop_fw_addr);
1524                                 if (!err)
1525                                         printf("fsl-mc: AIOP FW applied\n");
1526                                 break;
1527 #endif
1528                         default:
1529                                 printf("Invalid option: %s\n", argv[2]);
1530                                 goto usage;
1531
1532                                 break;
1533                         }
1534                 }
1535                 break;
1536
1537         case 'l':
1538         case 'a': {
1539                         u64 mc_dpl_addr;
1540
1541                         if (argc < 4)
1542                                 goto usage;
1543
1544                         if (get_dpl_apply_status() == 0) {
1545                                 printf("fsl-mc: DPL already applied\n");
1546                                 return err;
1547                         }
1548
1549                         mc_dpl_addr = simple_strtoull(argv[3], NULL,
1550                                                               16);
1551
1552                         if (get_mc_boot_status() != 0) {
1553                                 printf("fsl-mc: Deploying data path layout ..");
1554                                 printf("ERROR (MC is not booted)\n");
1555                                 return -ENODEV;
1556                         }
1557
1558                         if (argv[1][0] == 'l') {
1559                                 /*
1560                                  * We will do the actual dpaa exit and dpl apply
1561                                  * later from announce_and_cleanup().
1562                                  */
1563                                 mc_lazy_dpl_addr = mc_dpl_addr;
1564                         } else {
1565                                 /* The user wants it applied now */
1566                                 if (!fsl_mc_ldpaa_exit(NULL))
1567                                         err = mc_apply_dpl(mc_dpl_addr);
1568                         }
1569                         break;
1570                 }
1571         default:
1572                 printf("Invalid option: %s\n", argv[1]);
1573                 goto usage;
1574                 break;
1575         }
1576         return err;
1577  usage:
1578         return CMD_RET_USAGE;
1579 }
1580
1581 U_BOOT_CMD(
1582         fsl_mc,  CONFIG_SYS_MAXARGS,  1,   do_fsl_mc,
1583         "DPAA2 command to manage Management Complex (MC)",
1584         "start mc [FW_addr] [DPC_addr] - Start Management Complex\n"
1585         "fsl_mc apply DPL [DPL_addr] - Apply DPL file\n"
1586         "fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n"
1587         "fsl_mc start aiop [FW_addr] - Start AIOP\n"
1588 );
1589
1590 void mc_env_boot(void)
1591 {
1592 #if defined(CONFIG_FSL_MC_ENET)
1593         char *mc_boot_env_var;
1594         /* The MC may only be initialized in the reset PHY function
1595          * because otherwise U-Boot has not yet set up all the MAC
1596          * address info properly. Without MAC addresses, the MC code
1597          * can not properly initialize the DPC.
1598          */
1599         mc_boot_env_var = env_get(MC_BOOT_ENV_VAR);
1600         if (mc_boot_env_var)
1601                 run_command_list(mc_boot_env_var, -1, 0);
1602 #endif /* CONFIG_FSL_MC_ENET */
1603 }