board/freescale/ls2080aqds/eth.c

   1 /*
   2  * Copyright 2015 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <netdev.h>
   9 #include <asm/io.h>
  10 #include <asm/arch/fsl_serdes.h>
  11 #include <hwconfig.h>
  12 #include <fsl_mdio.h>
  13 #include <malloc.h>
  14 #include <fm_eth.h>
  15 #include <i2c.h>
  16 #include <miiphy.h>
  17 #include <fsl-mc/ldpaa_wriop.h>
  18
  19 #include "../common/qixis.h"
  20
  21 #include "ls2080aqds_qixis.h"
  22
  23 #define MC_BOOT_ENV_VAR "mcinitcmd"
  24
  25 #ifdef CONFIG_FSL_MC_ENET
  26  /* - In LS2080A there are only 16 SERDES lanes, spread across 2 SERDES banks.
  27  *   Bank 1 -> Lanes A, B, C, D, E, F, G, H
  28  *   Bank 2 -> Lanes A,B, C, D, E, F, G, H
  29  */
  30
  31  /* Mapping of 16 SERDES lanes to LS2080A QDS board slots. A value of '0' here
  32   * means that the mapping must be determined dynamically, or that the lane
  33   * maps to something other than a board slot.
  34   */
  35
  36 static u8 lane_to_slot_fsm1[] = {
  37         0, 0, 0, 0, 0, 0, 0, 0
  38 };
  39
  40 static u8 lane_to_slot_fsm2[] = {
  41         0, 0, 0, 0, 0, 0, 0, 0
  42 };
  43
  44 /* On the Vitesse VSC8234XHG SGMII riser card there are 4 SGMII PHYs
  45  * housed.
  46  */
  47
  48 static int xqsgii_riser_phy_addr[] = {
  49         XQSGMII_CARD_PHY1_PORT0_ADDR,
  50         XQSGMII_CARD_PHY2_PORT0_ADDR,
  51         XQSGMII_CARD_PHY3_PORT0_ADDR,
  52         XQSGMII_CARD_PHY4_PORT0_ADDR,
  53         XQSGMII_CARD_PHY3_PORT2_ADDR,
  54         XQSGMII_CARD_PHY1_PORT2_ADDR,
  55         XQSGMII_CARD_PHY4_PORT2_ADDR,
  56         XQSGMII_CARD_PHY2_PORT2_ADDR,
  57 };
  58
  59 static int sgmii_riser_phy_addr[] = {
  60         SGMII_CARD_PORT1_PHY_ADDR,
  61         SGMII_CARD_PORT2_PHY_ADDR,
  62         SGMII_CARD_PORT3_PHY_ADDR,
  63         SGMII_CARD_PORT4_PHY_ADDR,
  64 };
  65
  66 /* Slot2 does not have EMI connections */
  67 #define EMI_NONE        0xFF
  68 #define EMI1_SLOT1      0
  69 #define EMI1_SLOT2      1
  70 #define EMI1_SLOT3      2
  71 #define EMI1_SLOT4      3
  72 #define EMI1_SLOT5      4
  73 #define EMI1_SLOT6      5
  74 #define EMI2            6
  75 #define SFP_TX          0
  76
  77 static const char * const mdio_names[] = {
  78         "LS2080A_QDS_MDIO0",
  79         "LS2080A_QDS_MDIO1",
  80         "LS2080A_QDS_MDIO2",
  81         "LS2080A_QDS_MDIO3",
  82         "LS2080A_QDS_MDIO4",
  83         "LS2080A_QDS_MDIO5",
  84         DEFAULT_WRIOP_MDIO2_NAME,
  85 };
  86
  87 struct ls2080a_qds_mdio {
  88         u8 muxval;
  89         struct mii_dev *realbus;
  90 };
  91
  92 static void sgmii_configure_repeater(int serdes_port)
  93 {
  94         struct mii_dev *bus;
  95         uint8_t a = 0xf;
  96         int i, j, ret;
  97         int dpmac_id = 0, dpmac, mii_bus = 0;
  98         unsigned short value;
  99         char dev[2][20] = {"LS2080A_QDS_MDIO0", "LS2080A_QDS_MDIO3"};
 100         uint8_t i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5f, 0x60};
 101
 102         uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7};
 103         uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84};
 104         uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7};
 105         uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84};
 106
 107         int *riser_phy_addr = &xqsgii_riser_phy_addr[0];
 108
 109         /* Set I2c to Slot 1 */
 110         i2c_write(0x77, 0, 0, &a, 1);
 111
 112         for (dpmac = 0; dpmac < 8; dpmac++) {
 113                 /* Check the PHY status */
 114                 switch (serdes_port) {
 115                 case 1:
 116                         mii_bus = 0;
 117                         dpmac_id = dpmac + 1;
 118                         break;
 119                 case 2:
 120                         mii_bus = 1;
 121                         dpmac_id = dpmac + 9;
 122                         a = 0xb;
 123                         i2c_write(0x76, 0, 0, &a, 1);
 124                         break;
 125                 }
 126
 127                 ret = miiphy_set_current_dev(dev[mii_bus]);
 128                 if (ret > 0)
 129                         goto error;
 130
 131                 bus = mdio_get_current_dev();
 132                 debug("Reading from bus %s\n", bus->name);
 133
 134                 ret = miiphy_write(dev[mii_bus], riser_phy_addr[dpmac], 0x1f,
 135                                    3);
 136                 if (ret > 0)
 137                         goto error;
 138
 139                 mdelay(10);
 140                 ret = miiphy_read(dev[mii_bus], riser_phy_addr[dpmac], 0x11,
 141                                   &value);
 142                 if (ret > 0)
 143                         goto error;
 144
 145                 mdelay(10);
 146
 147                 if ((value & 0xfff) == 0x40f) {
 148                         printf("DPMAC %d:PHY is ..... Configured\n", dpmac_id);
 149                         continue;
 150                 }
 151
 152                 for (i = 0; i < 4; i++) {
 153                         for (j = 0; j < 4; j++) {
 154                                 a = 0x18;
 155                                 i2c_write(i2c_addr[dpmac], 6, 1, &a, 1);
 156                                 a = 0x38;
 157                                 i2c_write(i2c_addr[dpmac], 4, 1, &a, 1);
 158                                 a = 0x4;
 159                                 i2c_write(i2c_addr[dpmac], 8, 1, &a, 1);
 160
 161                                 i2c_write(i2c_addr[dpmac], 0xf, 1,
 162                                           &ch_a_eq[i], 1);
 163                                 i2c_write(i2c_addr[dpmac], 0x11, 1,
 164                                           &ch_a_ctl2[j], 1);
 165
 166                                 i2c_write(i2c_addr[dpmac], 0x16, 1,
 167                                           &ch_b_eq[i], 1);
 168                                 i2c_write(i2c_addr[dpmac], 0x18, 1,
 169                                           &ch_b_ctl2[j], 1);
 170
 171                                 a = 0x14;
 172                                 i2c_write(i2c_addr[dpmac], 0x23, 1, &a, 1);
 173                                 a = 0xb5;
 174                                 i2c_write(i2c_addr[dpmac], 0x2d, 1, &a, 1);
 175                                 a = 0x20;
 176                                 i2c_write(i2c_addr[dpmac], 4, 1, &a, 1);
 177                                 mdelay(100);
 178                                 ret = miiphy_read(dev[mii_bus],
 179                                                   riser_phy_addr[dpmac],
 180                                                   0x11, &value);
 181                                 if (ret > 0)
 182                                         goto error;
 183
 184                                 mdelay(1);
 185                                 ret = miiphy_read(dev[mii_bus],
 186                                                   riser_phy_addr[dpmac],
 187                                                   0x11, &value);
 188                                 if (ret > 0)
 189                                         goto error;
 190                                 mdelay(10);
 191
 192                                 if ((value & 0xfff) == 0x40f) {
 193                                         printf("DPMAC %d :PHY is configured ",
 194                                                dpmac_id);
 195                                         printf("after setting repeater 0x%x\n",
 196                                                value);
 197                                         i = 5;
 198                                         j = 5;
 199                                 } else
 200                                         printf("DPMAC %d :PHY is failed to ",
 201                                                dpmac_id);
 202                                         printf("configure the repeater 0x%x\n",
 203                                                value);
 204                                 }
 205                 }
 206         }
 207 error:
 208         if (ret)
 209                 printf("DPMAC %d ..... FAILED to configure PHY\n", dpmac_id);
 210         return;
 211 }
 212
 213 static void qsgmii_configure_repeater(int dpmac)
 214 {
 215         uint8_t a = 0xf;
 216         int i, j;
 217         int i2c_phy_addr = 0;
 218         int phy_addr = 0;
 219         int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b};
 220
 221         uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7};
 222         uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84};
 223         uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7};
 224         uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84};
 225
 226         const char *dev = "LS2080A_QDS_MDIO0";
 227         int ret = 0;
 228         unsigned short value;
 229
 230         /* Set I2c to Slot 1 */
 231         i2c_write(0x77, 0, 0, &a, 1);
 232
 233         switch (dpmac) {
 234         case 1:
 235         case 2:
 236         case 3:
 237         case 4:
 238                 i2c_phy_addr = i2c_addr[0];
 239                 phy_addr = 0;
 240                 break;
 241
 242         case 5:
 243         case 6:
 244         case 7:
 245         case 8:
 246                 i2c_phy_addr = i2c_addr[1];
 247                 phy_addr = 4;
 248                 break;
 249
 250         case 9:
 251         case 10:
 252         case 11:
 253         case 12:
 254                 i2c_phy_addr = i2c_addr[2];
 255                 phy_addr = 8;
 256                 break;
 257
 258         case 13:
 259         case 14:
 260         case 15:
 261         case 16:
 262                 i2c_phy_addr = i2c_addr[3];
 263                 phy_addr = 0xc;
 264                 break;
 265         }
 266
 267         /* Check the PHY status */
 268         ret = miiphy_set_current_dev(dev);
 269         ret = miiphy_write(dev, phy_addr, 0x1f, 3);
 270         mdelay(10);
 271         ret = miiphy_read(dev, phy_addr, 0x11, &value);
 272         mdelay(10);
 273         ret = miiphy_read(dev, phy_addr, 0x11, &value);
 274         mdelay(10);
 275         if ((value & 0xf) == 0xf) {
 276                 printf("DPMAC %d :PHY is ..... Configured\n", dpmac);
 277                 return;
 278         }
 279
 280         for (i = 0; i < 4; i++) {
 281                 for (j = 0; j < 4; j++) {
 282                         a = 0x18;
 283                         i2c_write(i2c_phy_addr, 6, 1, &a, 1);
 284                         a = 0x38;
 285                         i2c_write(i2c_phy_addr, 4, 1, &a, 1);
 286                         a = 0x4;
 287                         i2c_write(i2c_phy_addr, 8, 1, &a, 1);
 288
 289                         i2c_write(i2c_phy_addr, 0xf, 1, &ch_a_eq[i], 1);
 290                         i2c_write(i2c_phy_addr, 0x11, 1, &ch_a_ctl2[j], 1);
 291
 292                         i2c_write(i2c_phy_addr, 0x16, 1, &ch_b_eq[i], 1);
 293                         i2c_write(i2c_phy_addr, 0x18, 1, &ch_b_ctl2[j], 1);
 294
 295                         a = 0x14;
 296                         i2c_write(i2c_phy_addr, 0x23, 1, &a, 1);
 297                         a = 0xb5;
 298                         i2c_write(i2c_phy_addr, 0x2d, 1, &a, 1);
 299                         a = 0x20;
 300                         i2c_write(i2c_phy_addr, 4, 1, &a, 1);
 301                         mdelay(100);
 302                         ret = miiphy_read(dev, phy_addr, 0x11, &value);
 303                         if (ret > 0)
 304                                 goto error;
 305                         mdelay(1);
 306                         ret = miiphy_read(dev, phy_addr, 0x11, &value);
 307                         if (ret > 0)
 308                                 goto error;
 309                         mdelay(10);
 310                         if ((value & 0xf) == 0xf) {
 311                                 printf("DPMAC %d :PHY is ..... Configured\n",
 312                                        dpmac);
 313                                 return;
 314                         }
 315                 }
 316         }
 317 error:
 318         printf("DPMAC %d :PHY ..... FAILED to configure PHY\n", dpmac);
 319         return;
 320 }
 321
 322 static const char *ls2080a_qds_mdio_name_for_muxval(u8 muxval)
 323 {
 324         return mdio_names[muxval];
 325 }
 326
 327 struct mii_dev *mii_dev_for_muxval(u8 muxval)
 328 {
 329         struct mii_dev *bus;
 330         const char *name = ls2080a_qds_mdio_name_for_muxval(muxval);
 331
 332         if (!name) {
 333                 printf("No bus for muxval %x\n", muxval);
 334                 return NULL;
 335         }
 336
 337         bus = miiphy_get_dev_by_name(name);
 338
 339         if (!bus) {
 340                 printf("No bus by name %s\n", name);
 341                 return NULL;
 342         }
 343
 344         return bus;
 345 }
 346
 347 static void ls2080a_qds_enable_SFP_TX(u8 muxval)
 348 {
 349         u8 brdcfg9;
 350
 351         brdcfg9 = QIXIS_READ(brdcfg[9]);
 352         brdcfg9 &= ~BRDCFG9_SFPTX_MASK;
 353         brdcfg9 |= (muxval << BRDCFG9_SFPTX_SHIFT);
 354         QIXIS_WRITE(brdcfg[9], brdcfg9);
 355 }
 356
 357 static void ls2080a_qds_mux_mdio(u8 muxval)
 358 {
 359         u8 brdcfg4;
 360
 361         if (muxval <= 5) {
 362                 brdcfg4 = QIXIS_READ(brdcfg[4]);
 363                 brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
 364                 brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
 365                 QIXIS_WRITE(brdcfg[4], brdcfg4);
 366         }
 367 }
 368
 369 static int ls2080a_qds_mdio_read(struct mii_dev *bus, int addr,
 370                                  int devad, int regnum)
 371 {
 372         struct ls2080a_qds_mdio *priv = bus->priv;
 373
 374         ls2080a_qds_mux_mdio(priv->muxval);
 375
 376         return priv->realbus->read(priv->realbus, addr, devad, regnum);
 377 }
 378
 379 static int ls2080a_qds_mdio_write(struct mii_dev *bus, int addr, int devad,
 380                                   int regnum, u16 value)
 381 {
 382         struct ls2080a_qds_mdio *priv = bus->priv;
 383
 384         ls2080a_qds_mux_mdio(priv->muxval);
 385
 386         return priv->realbus->write(priv->realbus, addr, devad, regnum, value);
 387 }
 388
 389 static int ls2080a_qds_mdio_reset(struct mii_dev *bus)
 390 {
 391         struct ls2080a_qds_mdio *priv = bus->priv;
 392
 393         return priv->realbus->reset(priv->realbus);
 394 }
 395
 396 static int ls2080a_qds_mdio_init(char *realbusname, u8 muxval)
 397 {
 398         struct ls2080a_qds_mdio *pmdio;
 399         struct mii_dev *bus = mdio_alloc();
 400
 401         if (!bus) {
 402                 printf("Failed to allocate ls2080a_qds MDIO bus\n");
 403                 return -1;
 404         }
 405
 406         pmdio = malloc(sizeof(*pmdio));
 407         if (!pmdio) {
 408                 printf("Failed to allocate ls2080a_qds private data\n");
 409                 free(bus);
 410                 return -1;
 411         }
 412
 413         bus->read = ls2080a_qds_mdio_read;
 414         bus->write = ls2080a_qds_mdio_write;
 415         bus->reset = ls2080a_qds_mdio_reset;
 416         strcpy(bus->name, ls2080a_qds_mdio_name_for_muxval(muxval));
 417
 418         pmdio->realbus = miiphy_get_dev_by_name(realbusname);
 419
 420         if (!pmdio->realbus) {
 421                 printf("No bus with name %s\n", realbusname);
 422                 free(bus);
 423                 free(pmdio);
 424                 return -1;
 425         }
 426
 427         pmdio->muxval = muxval;
 428         bus->priv = pmdio;
 429
 430         return mdio_register(bus);
 431 }
 432
 433 /*
 434  * Initialize the dpmac_info array.
 435  *
 436  */
 437 static void initialize_dpmac_to_slot(void)
 438 {
 439         struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
 440         int serdes1_prtcl = (in_le32(&gur->rcwsr[28]) &
 441                                 FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_MASK)
 442                 >> FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_SHIFT;
 443         int serdes2_prtcl = (in_le32(&gur->rcwsr[28]) &
 444                                 FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_MASK)
 445                 >> FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_SHIFT;
 446
 447         char *env_hwconfig;
 448         env_hwconfig = getenv("hwconfig");
 449
 450         switch (serdes1_prtcl) {
 451         case 0x07:
 452         case 0x09:
 453         case 0x33:
 454                 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
 455                        serdes1_prtcl);
 456                 lane_to_slot_fsm1[0] = EMI1_SLOT1;
 457                 lane_to_slot_fsm1[1] = EMI1_SLOT1;
 458                 lane_to_slot_fsm1[2] = EMI1_SLOT1;
 459                 lane_to_slot_fsm1[3] = EMI1_SLOT1;
 460                 if (hwconfig_f("xqsgmii", env_hwconfig)) {
 461                         lane_to_slot_fsm1[4] = EMI1_SLOT1;
 462                         lane_to_slot_fsm1[5] = EMI1_SLOT1;
 463                         lane_to_slot_fsm1[6] = EMI1_SLOT1;
 464                         lane_to_slot_fsm1[7] = EMI1_SLOT1;
 465                 } else {
 466                         lane_to_slot_fsm1[4] = EMI1_SLOT2;
 467                         lane_to_slot_fsm1[5] = EMI1_SLOT2;
 468                         lane_to_slot_fsm1[6] = EMI1_SLOT2;
 469                         lane_to_slot_fsm1[7] = EMI1_SLOT2;
 470                 }
 471                 break;
 472
 473         case 0x39:
 474                 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
 475                        serdes1_prtcl);
 476                 if (hwconfig_f("xqsgmii", env_hwconfig)) {
 477                         lane_to_slot_fsm1[0] = EMI1_SLOT3;
 478                         lane_to_slot_fsm1[1] = EMI1_SLOT3;
 479                         lane_to_slot_fsm1[2] = EMI1_SLOT3;
 480                         lane_to_slot_fsm1[3] = EMI_NONE;
 481                 } else {
 482                         lane_to_slot_fsm1[0] = EMI_NONE;
 483                         lane_to_slot_fsm1[1] = EMI_NONE;
 484                         lane_to_slot_fsm1[2] = EMI_NONE;
 485                         lane_to_slot_fsm1[3] = EMI_NONE;
 486                 }
 487                 lane_to_slot_fsm1[4] = EMI1_SLOT3;
 488                 lane_to_slot_fsm1[5] = EMI1_SLOT3;
 489                 lane_to_slot_fsm1[6] = EMI1_SLOT3;
 490                 lane_to_slot_fsm1[7] = EMI_NONE;
 491                 break;
 492
 493         case 0x4D:
 494                 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
 495                        serdes1_prtcl);
 496                 if (hwconfig_f("xqsgmii", env_hwconfig)) {
 497                         lane_to_slot_fsm1[0] = EMI1_SLOT3;
 498                         lane_to_slot_fsm1[1] = EMI1_SLOT3;
 499                         lane_to_slot_fsm1[2] = EMI_NONE;
 500                         lane_to_slot_fsm1[3] = EMI_NONE;
 501                 } else {
 502                         lane_to_slot_fsm1[0] = EMI_NONE;
 503                         lane_to_slot_fsm1[1] = EMI_NONE;
 504                         lane_to_slot_fsm1[2] = EMI_NONE;
 505                         lane_to_slot_fsm1[3] = EMI_NONE;
 506                 }
 507                 lane_to_slot_fsm1[4] = EMI1_SLOT3;
 508                 lane_to_slot_fsm1[5] = EMI1_SLOT3;
 509                 lane_to_slot_fsm1[6] = EMI_NONE;
 510                 lane_to_slot_fsm1[7] = EMI_NONE;
 511                 break;
 512
 513         case 0x2A:
 514         case 0x4B:
 515         case 0x4C:
 516                 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
 517                        serdes1_prtcl);
 518                 break;
 519         default:
 520                 printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n",
 521                        __func__, serdes1_prtcl);
 522                 break;
 523         }
 524
 525         switch (serdes2_prtcl) {
 526         case 0x07:
 527         case 0x08:
 528         case 0x09:
 529         case 0x49:
 530                 printf("qds: WRIOP: Supported SerDes2 Protocol 0x%02x\n",
 531                        serdes2_prtcl);
 532                 lane_to_slot_fsm2[0] = EMI1_SLOT4;
 533                 lane_to_slot_fsm2[1] = EMI1_SLOT4;
 534                 lane_to_slot_fsm2[2] = EMI1_SLOT4;
 535                 lane_to_slot_fsm2[3] = EMI1_SLOT4;
 536
 537                 if (hwconfig_f("xqsgmii", env_hwconfig)) {
 538                         lane_to_slot_fsm2[4] = EMI1_SLOT4;
 539                         lane_to_slot_fsm2[5] = EMI1_SLOT4;
 540                         lane_to_slot_fsm2[6] = EMI1_SLOT4;
 541                         lane_to_slot_fsm2[7] = EMI1_SLOT4;
 542                 } else {
 543                         /* No MDIO physical connection */
 544                         lane_to_slot_fsm2[4] = EMI1_SLOT6;
 545                         lane_to_slot_fsm2[5] = EMI1_SLOT6;
 546                         lane_to_slot_fsm2[6] = EMI1_SLOT6;
 547                         lane_to_slot_fsm2[7] = EMI1_SLOT6;
 548                 }
 549                 break;
 550
 551         case 0x47:
 552                 printf("qds: WRIOP: Supported SerDes2 Protocol 0x%02x\n",
 553                        serdes2_prtcl);
 554                 lane_to_slot_fsm2[0] = EMI_NONE;
 555                 lane_to_slot_fsm2[1] = EMI1_SLOT5;
 556                 lane_to_slot_fsm2[2] = EMI1_SLOT5;
 557                 lane_to_slot_fsm2[3] = EMI1_SLOT5;
 558
 559                 if (hwconfig_f("xqsgmii", env_hwconfig)) {
 560                         lane_to_slot_fsm2[4] = EMI_NONE;
 561                         lane_to_slot_fsm2[5] = EMI1_SLOT5;
 562                         lane_to_slot_fsm2[6] = EMI1_SLOT5;
 563                         lane_to_slot_fsm2[7] = EMI1_SLOT5;
 564                 }
 565                 break;
 566
 567         case 0x57:
 568                 printf("qds: WRIOP: Supported SerDes2 Protocol 0x%02x\n",
 569                        serdes2_prtcl);
 570                 if (hwconfig_f("xqsgmii", env_hwconfig)) {
 571                         lane_to_slot_fsm2[0] = EMI_NONE;
 572                         lane_to_slot_fsm2[1] = EMI_NONE;
 573                         lane_to_slot_fsm2[2] = EMI_NONE;
 574                         lane_to_slot_fsm2[3] = EMI_NONE;
 575                 }
 576                 lane_to_slot_fsm2[4] = EMI_NONE;
 577                 lane_to_slot_fsm2[5] = EMI_NONE;
 578                 lane_to_slot_fsm2[6] = EMI1_SLOT5;
 579                 lane_to_slot_fsm2[7] = EMI1_SLOT5;
 580                 break;
 581
 582         default:
 583                 printf(" %s qds: WRIOP: Unsupported SerDes2 Protocol 0x%02x\n",
 584                        __func__ , serdes2_prtcl);
 585                 break;
 586         }
 587 }
 588
 589 void ls2080a_handle_phy_interface_sgmii(int dpmac_id)
 590 {
 591         int lane, slot;
 592         struct mii_dev *bus;
 593         struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
 594         int serdes1_prtcl = (in_le32(&gur->rcwsr[28]) &
 595                                 FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_MASK)
 596                 >> FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_SHIFT;
 597         int serdes2_prtcl = (in_le32(&gur->rcwsr[28]) &
 598                                 FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_MASK)
 599                 >> FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_SHIFT;
 600
 601         int *riser_phy_addr;
 602         char *env_hwconfig = getenv("hwconfig");
 603
 604         if (hwconfig_f("xqsgmii", env_hwconfig))
 605                 riser_phy_addr = &xqsgii_riser_phy_addr[0];
 606         else
 607                 riser_phy_addr = &sgmii_riser_phy_addr[0];
 608
 609         if (dpmac_id > WRIOP1_DPMAC9)
 610                 goto serdes2;
 611
 612         switch (serdes1_prtcl) {
 613         case 0x07:
 614         case 0x39:
 615         case 0x4D:
 616                 lane = serdes_get_first_lane(FSL_SRDS_1, SGMII1 + dpmac_id - 1);
 617
 618                 slot = lane_to_slot_fsm1[lane];
 619
 620                 switch (++slot) {
 621                 case 1:
 622                         /* Slot housing a SGMII riser card? */
 623                         wriop_set_phy_address(dpmac_id,
 624                                               riser_phy_addr[dpmac_id - 1]);
 625                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT1;
 626                         bus = mii_dev_for_muxval(EMI1_SLOT1);
 627                         wriop_set_mdio(dpmac_id, bus);
 628                         break;
 629                 case 2:
 630                         /* Slot housing a SGMII riser card? */
 631                         wriop_set_phy_address(dpmac_id,
 632                                               riser_phy_addr[dpmac_id - 1]);
 633                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT2;
 634                         bus = mii_dev_for_muxval(EMI1_SLOT2);
 635                         wriop_set_mdio(dpmac_id, bus);
 636                         break;
 637                 case 3:
 638                         if (slot == EMI_NONE)
 639                                 return;
 640                         if (serdes1_prtcl == 0x39) {
 641                                 wriop_set_phy_address(dpmac_id,
 642                                         riser_phy_addr[dpmac_id - 2]);
 643                                 if (dpmac_id >= 6 && hwconfig_f("xqsgmii",
 644                                                                 env_hwconfig))
 645                                         wriop_set_phy_address(dpmac_id,
 646                                                 riser_phy_addr[dpmac_id - 3]);
 647                         } else {
 648                                 wriop_set_phy_address(dpmac_id,
 649                                         riser_phy_addr[dpmac_id - 2]);
 650                                 if (dpmac_id >= 7 && hwconfig_f("xqsgmii",
 651                                                                 env_hwconfig))
 652                                         wriop_set_phy_address(dpmac_id,
 653                                                 riser_phy_addr[dpmac_id - 3]);
 654                         }
 655                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT3;
 656                         bus = mii_dev_for_muxval(EMI1_SLOT3);
 657                         wriop_set_mdio(dpmac_id, bus);
 658                         break;
 659                 case 4:
 660                         break;
 661                 case 5:
 662                         break;
 663                 case 6:
 664                         break;
 665                 }
 666         break;
 667         default:
 668                 printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n",
 669                        __func__ , serdes1_prtcl);
 670         break;
 671         }
 672
 673 serdes2:
 674         switch (serdes2_prtcl) {
 675         case 0x07:
 676         case 0x08:
 677         case 0x49:
 678         case 0x47:
 679         case 0x57:
 680                 lane = serdes_get_first_lane(FSL_SRDS_2, SGMII9 +
 681                                                         (dpmac_id - 9));
 682                 slot = lane_to_slot_fsm2[lane];
 683
 684                 switch (++slot) {
 685                 case 1:
 686                         break;
 687                 case 3:
 688                         break;
 689                 case 4:
 690                         /* Slot housing a SGMII riser card? */
 691                         wriop_set_phy_address(dpmac_id,
 692                                               riser_phy_addr[dpmac_id - 9]);
 693                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT4;
 694                         bus = mii_dev_for_muxval(EMI1_SLOT4);
 695                         wriop_set_mdio(dpmac_id, bus);
 696                 break;
 697                 case 5:
 698                         if (slot == EMI_NONE)
 699                                 return;
 700                         if (serdes2_prtcl == 0x47) {
 701                                 wriop_set_phy_address(dpmac_id,
 702                                               riser_phy_addr[dpmac_id - 10]);
 703                                 if (dpmac_id >= 14 && hwconfig_f("xqsgmii",
 704                                                                  env_hwconfig))
 705                                         wriop_set_phy_address(dpmac_id,
 706                                                 riser_phy_addr[dpmac_id - 11]);
 707                         } else {
 708                                 wriop_set_phy_address(dpmac_id,
 709                                         riser_phy_addr[dpmac_id - 11]);
 710                         }
 711                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT5;
 712                         bus = mii_dev_for_muxval(EMI1_SLOT5);
 713                         wriop_set_mdio(dpmac_id, bus);
 714                         break;
 715                 case 6:
 716                         /* Slot housing a SGMII riser card? */
 717                         wriop_set_phy_address(dpmac_id,
 718                                               riser_phy_addr[dpmac_id - 13]);
 719                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT6;
 720                         bus = mii_dev_for_muxval(EMI1_SLOT6);
 721                         wriop_set_mdio(dpmac_id, bus);
 722                 break;
 723         }
 724         break;
 725         default:
 726                 printf("%s qds: WRIOP: Unsupported SerDes2 Protocol 0x%02x\n",
 727                        __func__, serdes2_prtcl);
 728         break;
 729         }
 730 }
 731
 732 void ls2080a_handle_phy_interface_qsgmii(int dpmac_id)
 733 {
 734         int lane = 0, slot;
 735         struct mii_dev *bus;
 736         struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
 737         int serdes1_prtcl = (in_le32(&gur->rcwsr[28]) &
 738                                 FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_MASK)
 739                 >> FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_SHIFT;
 740
 741         switch (serdes1_prtcl) {
 742         case 0x33:
 743                 switch (dpmac_id) {
 744                 case 1:
 745                 case 2:
 746                 case 3:
 747                 case 4:
 748                         lane = serdes_get_first_lane(FSL_SRDS_1, QSGMII_A);
 749                 break;
 750                 case 5:
 751                 case 6:
 752                 case 7:
 753                 case 8:
 754                         lane = serdes_get_first_lane(FSL_SRDS_1, QSGMII_B);
 755                 break;
 756                 case 9:
 757                 case 10:
 758                 case 11:
 759                 case 12:
 760                         lane = serdes_get_first_lane(FSL_SRDS_1, QSGMII_C);
 761                 break;
 762                 case 13:
 763                 case 14:
 764                 case 15:
 765                 case 16:
 766                         lane = serdes_get_first_lane(FSL_SRDS_1, QSGMII_D);
 767                 break;
 768         }
 769
 770                 slot = lane_to_slot_fsm1[lane];
 771
 772                 switch (++slot) {
 773                 case 1:
 774                         /* Slot housing a QSGMII riser card? */
 775                         wriop_set_phy_address(dpmac_id, dpmac_id - 1);
 776                         dpmac_info[dpmac_id].board_mux = EMI1_SLOT1;
 777                         bus = mii_dev_for_muxval(EMI1_SLOT1);
 778                         wriop_set_mdio(dpmac_id, bus);
 779                         break;
 780                 case 3:
 781                         break;
 782                 case 4:
 783                         break;
 784                 case 5:
 785                 break;
 786                 case 6:
 787                         break;
 788         }
 789         break;
 790         default:
 791                 printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n",
 792                        serdes1_prtcl);
 793         break;
 794         }
 795
 796         qsgmii_configure_repeater(dpmac_id);
 797 }
 798
 799 void ls2080a_handle_phy_interface_xsgmii(int i)
 800 {
 801         struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
 802         int serdes1_prtcl = (in_le32(&gur->rcwsr[28]) &
 803                                 FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_MASK)
 804                 >> FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_SHIFT;
 805
 806         switch (serdes1_prtcl) {
 807         case 0x2A:
 808         case 0x4B:
 809         case 0x4C:
 810                 /*
 811                  * XFI does not need a PHY to work, but to avoid U-Boot use
 812                  * default PHY address which is zero to a MAC when it found
 813                  * a MAC has no PHY address, we give a PHY address to XFI
 814                  * MAC, and should not use a real XAUI PHY address, since
 815                  * MDIO can access it successfully, and then MDIO thinks
 816                  * the XAUI card is used for the XFI MAC, which will cause
 817                  * error.
 818                  */
 819                 wriop_set_phy_address(i, i + 4);
 820                 ls2080a_qds_enable_SFP_TX(SFP_TX);
 821
 822                 break;
 823         default:
 824                 printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n",
 825                        serdes1_prtcl);
 826                 break;
 827         }
 828 }
 829 #endif
 830
 831 int board_eth_init(bd_t *bis)
 832 {
 833         int error;
 834         char *mc_boot_env_var;
 835 #ifdef CONFIG_FSL_MC_ENET
 836         struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
 837         int serdes1_prtcl = (in_le32(&gur->rcwsr[28]) &
 838                                 FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_MASK)
 839                 >> FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_SHIFT;
 840         int serdes2_prtcl = (in_le32(&gur->rcwsr[28]) &
 841                                 FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_MASK)
 842                 >> FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_SHIFT;
 843
 844         struct memac_mdio_info *memac_mdio0_info;
 845         struct memac_mdio_info *memac_mdio1_info;
 846         unsigned int i;
 847         char *env_hwconfig;
 848
 849         env_hwconfig = getenv("hwconfig");
 850
 851         initialize_dpmac_to_slot();
 852
 853         memac_mdio0_info = (struct memac_mdio_info *)malloc(
 854                                         sizeof(struct memac_mdio_info));
 855         memac_mdio0_info->regs =
 856                 (struct memac_mdio_controller *)
 857                                         CONFIG_SYS_FSL_WRIOP1_MDIO1;
 858         memac_mdio0_info->name = DEFAULT_WRIOP_MDIO1_NAME;
 859
 860         /* Register the real MDIO1 bus */
 861         fm_memac_mdio_init(bis, memac_mdio0_info);
 862
 863         memac_mdio1_info = (struct memac_mdio_info *)malloc(
 864                                         sizeof(struct memac_mdio_info));
 865         memac_mdio1_info->regs =
 866                 (struct memac_mdio_controller *)
 867                                         CONFIG_SYS_FSL_WRIOP1_MDIO2;
 868         memac_mdio1_info->name = DEFAULT_WRIOP_MDIO2_NAME;
 869
 870         /* Register the real MDIO2 bus */
 871         fm_memac_mdio_init(bis, memac_mdio1_info);
 872
 873         /* Register the muxing front-ends to the MDIO buses */
 874         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT1);
 875         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT2);
 876         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT3);
 877         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT4);
 878         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT5);
 879         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT6);
 880
 881         ls2080a_qds_mdio_init(DEFAULT_WRIOP_MDIO2_NAME, EMI2);
 882
 883         for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
 884                 switch (wriop_get_enet_if(i)) {
 885                 case PHY_INTERFACE_MODE_QSGMII:
 886                         ls2080a_handle_phy_interface_qsgmii(i);
 887                         break;
 888                 case PHY_INTERFACE_MODE_SGMII:
 889                         ls2080a_handle_phy_interface_sgmii(i);
 890                         break;
 891                 case PHY_INTERFACE_MODE_XGMII:
 892                         ls2080a_handle_phy_interface_xsgmii(i);
 893                         break;
 894                 default:
 895                         break;
 896
 897                 if (i == 16)
 898                         i = NUM_WRIOP_PORTS;
 899                 }
 900         }
 901
 902         mc_boot_env_var = getenv(MC_BOOT_ENV_VAR);
 903         if (mc_boot_env_var)
 904                 run_command_list(mc_boot_env_var, -1, 0);
 905         error = cpu_eth_init(bis);
 906
 907         if (hwconfig_f("xqsgmii", env_hwconfig)) {
 908                 if (serdes1_prtcl == 0x7)
 909                         sgmii_configure_repeater(1);
 910                 if (serdes2_prtcl == 0x7 || serdes2_prtcl == 0x8 ||
 911                     serdes2_prtcl == 0x49)
 912                         sgmii_configure_repeater(2);
 913         }
 914 #endif
 915         error = pci_eth_init(bis);
 916         return error;
 917 }
 918
 919 #ifdef CONFIG_FSL_MC_ENET
 920
 921 #endif