drivers/net/phy/marvell.c

   1 /*
   2  * drivers/net/phy/marvell.c
   3  *
   4  * Driver for Marvell PHYs
   5  *
   6  * Author: Andy Fleming
   7  *
   8  * Copyright (c) 2004 Freescale Semiconductor, Inc.
   9  *
  10  * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
  11  *
  12  * This program is free software; you can redistribute  it and/or modify it
  13  * under  the terms of  the GNU General  Public License as published by the
  14  * Free Software Foundation;  either version 2 of the  License, or (at your
  15  * option) any later version.
  16  *
  17  */
  18 #include <linux/kernel.h>
  19 #include <linux/string.h>
  20 #include <linux/ctype.h>
  21 #include <linux/errno.h>
  22 #include <linux/unistd.h>
  23 #include <linux/hwmon.h>
  24 #include <linux/interrupt.h>
  25 #include <linux/init.h>
  26 #include <linux/delay.h>
  27 #include <linux/netdevice.h>
  28 #include <linux/etherdevice.h>
  29 #include <linux/skbuff.h>
  30 #include <linux/spinlock.h>
  31 #include <linux/mm.h>
  32 #include <linux/module.h>
  33 #include <linux/mii.h>
  34 #include <linux/ethtool.h>
  35 #include <linux/phy.h>
  36 #include <linux/marvell_phy.h>
  37 #include <linux/of.h>
  38
  39 #include <linux/io.h>
  40 #include <asm/irq.h>
  41 #include <linux/uaccess.h>
  42
  43 #define MII_MARVELL_PHY_PAGE            22
  44 #define MII_MARVELL_COPPER_PAGE         0x00
  45 #define MII_MARVELL_FIBER_PAGE          0x01
  46 #define MII_MARVELL_MSCR_PAGE           0x02
  47 #define MII_MARVELL_LED_PAGE            0x03
  48 #define MII_MARVELL_MISC_TEST_PAGE      0x06
  49 #define MII_MARVELL_WOL_PAGE            0x11
  50
  51 #define MII_M1011_IEVENT                0x13
  52 #define MII_M1011_IEVENT_CLEAR          0x0000
  53
  54 #define MII_M1011_IMASK                 0x12
  55 #define MII_M1011_IMASK_INIT            0x6400
  56 #define MII_M1011_IMASK_CLEAR           0x0000
  57
  58 #define MII_M1011_PHY_SCR                       0x10
  59 #define MII_M1011_PHY_SCR_DOWNSHIFT_EN          BIT(11)
  60 #define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT       12
  61 #define MII_M1011_PHY_SRC_DOWNSHIFT_MASK        0x7800
  62 #define MII_M1011_PHY_SCR_MDI                   (0x0 << 5)
  63 #define MII_M1011_PHY_SCR_MDI_X                 (0x1 << 5)
  64 #define MII_M1011_PHY_SCR_AUTO_CROSS            (0x3 << 5)
  65
  66 #define MII_M1111_PHY_LED_CONTROL       0x18
  67 #define MII_M1111_PHY_LED_DIRECT        0x4100
  68 #define MII_M1111_PHY_LED_COMBINE       0x411c
  69 #define MII_M1111_PHY_EXT_CR            0x14
  70 #define MII_M1111_RGMII_RX_DELAY        BIT(7)
  71 #define MII_M1111_RGMII_TX_DELAY        BIT(1)
  72 #define MII_M1111_PHY_EXT_SR            0x1b
  73
  74 #define MII_M1111_HWCFG_MODE_MASK               0xf
  75 #define MII_M1111_HWCFG_MODE_FIBER_RGMII        0x3
  76 #define MII_M1111_HWCFG_MODE_SGMII_NO_CLK       0x4
  77 #define MII_M1111_HWCFG_MODE_RTBI               0x7
  78 #define MII_M1111_HWCFG_MODE_COPPER_RTBI        0x9
  79 #define MII_M1111_HWCFG_MODE_COPPER_RGMII       0xb
  80 #define MII_M1111_HWCFG_FIBER_COPPER_RES        BIT(13)
  81 #define MII_M1111_HWCFG_FIBER_COPPER_AUTO       BIT(15)
  82
  83 #define MII_88E1121_PHY_MSCR_REG        21
  84 #define MII_88E1121_PHY_MSCR_RX_DELAY   BIT(5)
  85 #define MII_88E1121_PHY_MSCR_TX_DELAY   BIT(4)
  86 #define MII_88E1121_PHY_MSCR_DELAY_MASK (~(BIT(5) | BIT(4)))
  87
  88 #define MII_88E1121_MISC_TEST                           0x1a
  89 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK       0x1f00
  90 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT      8
  91 #define MII_88E1510_MISC_TEST_TEMP_IRQ_EN               BIT(7)
  92 #define MII_88E1510_MISC_TEST_TEMP_IRQ                  BIT(6)
  93 #define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN            BIT(5)
  94 #define MII_88E1121_MISC_TEST_TEMP_MASK                 0x1f
  95
  96 #define MII_88E1510_TEMP_SENSOR         0x1b
  97 #define MII_88E1510_TEMP_SENSOR_MASK    0xff
  98
  99 #define MII_88E1318S_PHY_MSCR1_REG      16
 100 #define MII_88E1318S_PHY_MSCR1_PAD_ODD  BIT(6)
 101
 102 /* Copper Specific Interrupt Enable Register */
 103 #define MII_88E1318S_PHY_CSIER                          0x12
 104 /* WOL Event Interrupt Enable */
 105 #define MII_88E1318S_PHY_CSIER_WOL_EIE                  BIT(7)
 106
 107 /* LED Timer Control Register */
 108 #define MII_88E1318S_PHY_LED_TCR                        0x12
 109 #define MII_88E1318S_PHY_LED_TCR_FORCE_INT              BIT(15)
 110 #define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE            BIT(7)
 111 #define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW         BIT(11)
 112
 113 /* Magic Packet MAC address registers */
 114 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD2             0x17
 115 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD1             0x18
 116 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD0             0x19
 117
 118 #define MII_88E1318S_PHY_WOL_CTRL                               0x10
 119 #define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS              BIT(12)
 120 #define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE     BIT(14)
 121
 122 #define MII_88E1121_PHY_LED_CTRL        16
 123 #define MII_88E1121_PHY_LED_DEF         0x0030
 124
 125 #define MII_M1011_PHY_STATUS            0x11
 126 #define MII_M1011_PHY_STATUS_1000       0x8000
 127 #define MII_M1011_PHY_STATUS_100        0x4000
 128 #define MII_M1011_PHY_STATUS_SPD_MASK   0xc000
 129 #define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000
 130 #define MII_M1011_PHY_STATUS_RESOLVED   0x0800
 131 #define MII_M1011_PHY_STATUS_LINK       0x0400
 132
 133 #define MII_88E3016_PHY_SPEC_CTRL       0x10
 134 #define MII_88E3016_DISABLE_SCRAMBLER   0x0200
 135 #define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030
 136
 137 #define MII_88E1510_GEN_CTRL_REG_1              0x14
 138 #define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK    0x7
 139 #define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII   0x1     /* SGMII to copper */
 140 #define MII_88E1510_GEN_CTRL_REG_1_RESET        0x8000  /* Soft reset */
 141
 142 #define LPA_FIBER_1000HALF      0x40
 143 #define LPA_FIBER_1000FULL      0x20
 144
 145 #define LPA_PAUSE_FIBER         0x180
 146 #define LPA_PAUSE_ASYM_FIBER    0x100
 147
 148 #define ADVERTISE_FIBER_1000HALF        0x40
 149 #define ADVERTISE_FIBER_1000FULL        0x20
 150
 151 #define ADVERTISE_PAUSE_FIBER           0x180
 152 #define ADVERTISE_PAUSE_ASYM_FIBER      0x100
 153
 154 #define REGISTER_LINK_STATUS    0x400
 155 #define NB_FIBER_STATS  1
 156
 157 MODULE_DESCRIPTION("Marvell PHY driver");
 158 MODULE_AUTHOR("Andy Fleming");
 159 MODULE_LICENSE("GPL");
 160
 161 struct marvell_hw_stat {
 162         const char *string;
 163         u8 page;
 164         u8 reg;
 165         u8 bits;
 166 };
 167
 168 static struct marvell_hw_stat marvell_hw_stats[] = {
 169         { "phy_receive_errors_copper", 0, 21, 16},
 170         { "phy_idle_errors", 0, 10, 8 },
 171         { "phy_receive_errors_fiber", 1, 21, 16},
 172 };
 173
 174 struct marvell_priv {
 175         u64 stats[ARRAY_SIZE(marvell_hw_stats)];
 176         char *hwmon_name;
 177         struct device *hwmon_dev;
 178 };
 179
 180 static int marvell_get_page(struct phy_device *phydev)
 181 {
 182         return phy_read(phydev, MII_MARVELL_PHY_PAGE);
 183 }
 184
 185 static int marvell_set_page(struct phy_device *phydev, int page)
 186 {
 187         return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
 188 }
 189
 190 static int marvell_get_set_page(struct phy_device *phydev, int page)
 191 {
 192         int oldpage = marvell_get_page(phydev);
 193
 194         if (oldpage < 0)
 195                 return oldpage;
 196
 197         if (page != oldpage)
 198                 return marvell_set_page(phydev, page);
 199
 200         return 0;
 201 }
 202
 203 static int marvell_ack_interrupt(struct phy_device *phydev)
 204 {
 205         int err;
 206
 207         /* Clear the interrupts by reading the reg */
 208         err = phy_read(phydev, MII_M1011_IEVENT);
 209
 210         if (err < 0)
 211                 return err;
 212
 213         return 0;
 214 }
 215
 216 static int marvell_config_intr(struct phy_device *phydev)
 217 {
 218         int err;
 219
 220         if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
 221                 err = phy_write(phydev, MII_M1011_IMASK,
 222                                 MII_M1011_IMASK_INIT);
 223         else
 224                 err = phy_write(phydev, MII_M1011_IMASK,
 225                                 MII_M1011_IMASK_CLEAR);
 226
 227         return err;
 228 }
 229
 230 static int marvell_set_polarity(struct phy_device *phydev, int polarity)
 231 {
 232         int reg;
 233         int err;
 234         int val;
 235
 236         /* get the current settings */
 237         reg = phy_read(phydev, MII_M1011_PHY_SCR);
 238         if (reg < 0)
 239                 return reg;
 240
 241         val = reg;
 242         val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
 243         switch (polarity) {
 244         case ETH_TP_MDI:
 245                 val |= MII_M1011_PHY_SCR_MDI;
 246                 break;
 247         case ETH_TP_MDI_X:
 248                 val |= MII_M1011_PHY_SCR_MDI_X;
 249                 break;
 250         case ETH_TP_MDI_AUTO:
 251         case ETH_TP_MDI_INVALID:
 252         default:
 253                 val |= MII_M1011_PHY_SCR_AUTO_CROSS;
 254                 break;
 255         }
 256
 257         if (val != reg) {
 258                 /* Set the new polarity value in the register */
 259                 err = phy_write(phydev, MII_M1011_PHY_SCR, val);
 260                 if (err)
 261                         return err;
 262         }
 263
 264         return 0;
 265 }
 266
 267 static int marvell_set_downshift(struct phy_device *phydev, bool enable,
 268                                  u8 retries)
 269 {
 270         int reg;
 271
 272         reg = phy_read(phydev, MII_M1011_PHY_SCR);
 273         if (reg < 0)
 274                 return reg;
 275
 276         reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
 277         reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
 278         if (enable)
 279                 reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
 280
 281         return phy_write(phydev, MII_M1011_PHY_SCR, reg);
 282 }
 283
 284 static int marvell_config_aneg(struct phy_device *phydev)
 285 {
 286         int err;
 287
 288         err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 289         if (err < 0)
 290                 return err;
 291
 292         err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
 293                         MII_M1111_PHY_LED_DIRECT);
 294         if (err < 0)
 295                 return err;
 296
 297         err = genphy_config_aneg(phydev);
 298         if (err < 0)
 299                 return err;
 300
 301         if (phydev->autoneg != AUTONEG_ENABLE) {
 302                 /* A write to speed/duplex bits (that is performed by
 303                  * genphy_config_aneg() call above) must be followed by
 304                  * a software reset. Otherwise, the write has no effect.
 305                  */
 306                 err = genphy_soft_reset(phydev);
 307                 if (err < 0)
 308                         return err;
 309         }
 310
 311         return 0;
 312 }
 313
 314 static int m88e1101_config_aneg(struct phy_device *phydev)
 315 {
 316         int err;
 317
 318         /* This Marvell PHY has an errata which requires
 319          * that certain registers get written in order
 320          * to restart autonegotiation
 321          */
 322         err = genphy_soft_reset(phydev);
 323         if (err < 0)
 324                 return err;
 325
 326         err = phy_write(phydev, 0x1d, 0x1f);
 327         if (err < 0)
 328                 return err;
 329
 330         err = phy_write(phydev, 0x1e, 0x200c);
 331         if (err < 0)
 332                 return err;
 333
 334         err = phy_write(phydev, 0x1d, 0x5);
 335         if (err < 0)
 336                 return err;
 337
 338         err = phy_write(phydev, 0x1e, 0);
 339         if (err < 0)
 340                 return err;
 341
 342         err = phy_write(phydev, 0x1e, 0x100);
 343         if (err < 0)
 344                 return err;
 345
 346         return marvell_config_aneg(phydev);
 347 }
 348
 349 static int m88e1111_config_aneg(struct phy_device *phydev)
 350 {
 351         int err;
 352
 353         /* The Marvell PHY has an errata which requires
 354          * that certain registers get written in order
 355          * to restart autonegotiation
 356          */
 357         err = genphy_soft_reset(phydev);
 358
 359         err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 360         if (err < 0)
 361                 return err;
 362
 363         err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
 364                         MII_M1111_PHY_LED_DIRECT);
 365         if (err < 0)
 366                 return err;
 367
 368         err = genphy_config_aneg(phydev);
 369         if (err < 0)
 370                 return err;
 371
 372         if (phydev->autoneg != AUTONEG_ENABLE) {
 373                 /* A write to speed/duplex bits (that is performed by
 374                  * genphy_config_aneg() call above) must be followed by
 375                  * a software reset. Otherwise, the write has no effect.
 376                  */
 377                 err = genphy_soft_reset(phydev);
 378                 if (err < 0)
 379                         return err;
 380         }
 381
 382         return 0;
 383 }
 384
 385 #ifdef CONFIG_OF_MDIO
 386 /* Set and/or override some configuration registers based on the
 387  * marvell,reg-init property stored in the of_node for the phydev.
 388  *
 389  * marvell,reg-init = <reg-page reg mask value>,...;
 390  *
 391  * There may be one or more sets of <reg-page reg mask value>:
 392  *
 393  * reg-page: which register bank to use.
 394  * reg: the register.
 395  * mask: if non-zero, ANDed with existing register value.
 396  * value: ORed with the masked value and written to the regiser.
 397  *
 398  */
 399 static int marvell_of_reg_init(struct phy_device *phydev)
 400 {
 401         const __be32 *paddr;
 402         int len, i, saved_page, current_page, ret;
 403
 404         if (!phydev->mdio.dev.of_node)
 405                 return 0;
 406
 407         paddr = of_get_property(phydev->mdio.dev.of_node,
 408                                 "marvell,reg-init", &len);
 409         if (!paddr || len < (4 * sizeof(*paddr)))
 410                 return 0;
 411
 412         saved_page = marvell_get_page(phydev);
 413         if (saved_page < 0)
 414                 return saved_page;
 415         current_page = saved_page;
 416
 417         ret = 0;
 418         len /= sizeof(*paddr);
 419         for (i = 0; i < len - 3; i += 4) {
 420                 u16 page = be32_to_cpup(paddr + i);
 421                 u16 reg = be32_to_cpup(paddr + i + 1);
 422                 u16 mask = be32_to_cpup(paddr + i + 2);
 423                 u16 val_bits = be32_to_cpup(paddr + i + 3);
 424                 int val;
 425
 426                 if (page != current_page) {
 427                         current_page = page;
 428                         ret = marvell_set_page(phydev, page);
 429                         if (ret < 0)
 430                                 goto err;
 431                 }
 432
 433                 val = 0;
 434                 if (mask) {
 435                         val = phy_read(phydev, reg);
 436                         if (val < 0) {
 437                                 ret = val;
 438                                 goto err;
 439                         }
 440                         val &= mask;
 441                 }
 442                 val |= val_bits;
 443
 444                 ret = phy_write(phydev, reg, val);
 445                 if (ret < 0)
 446                         goto err;
 447         }
 448 err:
 449         if (current_page != saved_page) {
 450                 i = marvell_set_page(phydev, saved_page);
 451                 if (ret == 0)
 452                         ret = i;
 453         }
 454         return ret;
 455 }
 456 #else
 457 static int marvell_of_reg_init(struct phy_device *phydev)
 458 {
 459         return 0;
 460 }
 461 #endif /* CONFIG_OF_MDIO */
 462
 463 static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
 464 {
 465         int err, oldpage, mscr;
 466
 467         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MSCR_PAGE);
 468         if (oldpage < 0)
 469                 return oldpage;
 470
 471         mscr = phy_read(phydev, MII_88E1121_PHY_MSCR_REG);
 472         if (mscr < 0) {
 473                 err = mscr;
 474                 goto out;
 475         }
 476
 477         mscr &= MII_88E1121_PHY_MSCR_DELAY_MASK;
 478
 479         if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
 480                 mscr |= (MII_88E1121_PHY_MSCR_RX_DELAY |
 481                          MII_88E1121_PHY_MSCR_TX_DELAY);
 482         else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
 483                 mscr |= MII_88E1121_PHY_MSCR_RX_DELAY;
 484         else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
 485                 mscr |= MII_88E1121_PHY_MSCR_TX_DELAY;
 486
 487         err = phy_write(phydev, MII_88E1121_PHY_MSCR_REG, mscr);
 488
 489 out:
 490         marvell_set_page(phydev, oldpage);
 491
 492         return err;
 493 }
 494
 495 static int m88e1121_config_aneg(struct phy_device *phydev)
 496 {
 497         int err = 0;
 498
 499         if (phy_interface_is_rgmii(phydev)) {
 500                 err = m88e1121_config_aneg_rgmii_delays(phydev);
 501                 if (err)
 502                         return err;
 503         }
 504
 505         err = genphy_soft_reset(phydev);
 506         if (err < 0)
 507                 return err;
 508
 509         err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 510         if (err < 0)
 511                 return err;
 512
 513         return genphy_config_aneg(phydev);
 514 }
 515
 516 static int m88e1318_config_aneg(struct phy_device *phydev)
 517 {
 518         int err, oldpage, mscr;
 519
 520         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MSCR_PAGE);
 521         if (oldpage < 0)
 522                 return oldpage;
 523
 524         mscr = phy_read(phydev, MII_88E1318S_PHY_MSCR1_REG);
 525         mscr |= MII_88E1318S_PHY_MSCR1_PAD_ODD;
 526
 527         err = phy_write(phydev, MII_88E1318S_PHY_MSCR1_REG, mscr);
 528         if (err < 0)
 529                 return err;
 530
 531         err = marvell_set_page(phydev, oldpage);
 532         if (err < 0)
 533                 return err;
 534
 535         return m88e1121_config_aneg(phydev);
 536 }
 537
 538 /**
 539  * ethtool_adv_to_fiber_adv_t
 540  * @ethadv: the ethtool advertisement settings
 541  *
 542  * A small helper function that translates ethtool advertisement
 543  * settings to phy autonegotiation advertisements for the
 544  * MII_ADV register for fiber link.
 545  */
 546 static inline u32 ethtool_adv_to_fiber_adv_t(u32 ethadv)
 547 {
 548         u32 result = 0;
 549
 550         if (ethadv & ADVERTISED_1000baseT_Half)
 551                 result |= ADVERTISE_FIBER_1000HALF;
 552         if (ethadv & ADVERTISED_1000baseT_Full)
 553                 result |= ADVERTISE_FIBER_1000FULL;
 554
 555         if ((ethadv & ADVERTISE_PAUSE_ASYM) && (ethadv & ADVERTISE_PAUSE_CAP))
 556                 result |= LPA_PAUSE_ASYM_FIBER;
 557         else if (ethadv & ADVERTISE_PAUSE_CAP)
 558                 result |= (ADVERTISE_PAUSE_FIBER
 559                            & (~ADVERTISE_PAUSE_ASYM_FIBER));
 560
 561         return result;
 562 }
 563
 564 /**
 565  * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
 566  * @phydev: target phy_device struct
 567  *
 568  * Description: If auto-negotiation is enabled, we configure the
 569  *   advertising, and then restart auto-negotiation.  If it is not
 570  *   enabled, then we write the BMCR. Adapted for fiber link in
 571  *   some Marvell's devices.
 572  */
 573 static int marvell_config_aneg_fiber(struct phy_device *phydev)
 574 {
 575         int changed = 0;
 576         int err;
 577         int adv, oldadv;
 578         u32 advertise;
 579
 580         if (phydev->autoneg != AUTONEG_ENABLE)
 581                 return genphy_setup_forced(phydev);
 582
 583         /* Only allow advertising what this PHY supports */
 584         phydev->advertising &= phydev->supported;
 585         advertise = phydev->advertising;
 586
 587         /* Setup fiber advertisement */
 588         adv = phy_read(phydev, MII_ADVERTISE);
 589         if (adv < 0)
 590                 return adv;
 591
 592         oldadv = adv;
 593         adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
 594                 | LPA_PAUSE_FIBER);
 595         adv |= ethtool_adv_to_fiber_adv_t(advertise);
 596
 597         if (adv != oldadv) {
 598                 err = phy_write(phydev, MII_ADVERTISE, adv);
 599                 if (err < 0)
 600                         return err;
 601
 602                 changed = 1;
 603         }
 604
 605         if (changed == 0) {
 606                 /* Advertisement hasn't changed, but maybe aneg was never on to
 607                  * begin with?  Or maybe phy was isolated?
 608                  */
 609                 int ctl = phy_read(phydev, MII_BMCR);
 610
 611                 if (ctl < 0)
 612                         return ctl;
 613
 614                 if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
 615                         changed = 1; /* do restart aneg */
 616         }
 617
 618         /* Only restart aneg if we are advertising something different
 619          * than we were before.
 620          */
 621         if (changed > 0)
 622                 changed = genphy_restart_aneg(phydev);
 623
 624         return changed;
 625 }
 626
 627 static int m88e1510_config_aneg(struct phy_device *phydev)
 628 {
 629         int err;
 630
 631         err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 632         if (err < 0)
 633                 goto error;
 634
 635         /* Configure the copper link first */
 636         err = m88e1318_config_aneg(phydev);
 637         if (err < 0)
 638                 goto error;
 639
 640         /* Do not touch the fiber page if we're in copper->sgmii mode */
 641         if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
 642                 return 0;
 643
 644         /* Then the fiber link */
 645         err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
 646         if (err < 0)
 647                 goto error;
 648
 649         err = marvell_config_aneg_fiber(phydev);
 650         if (err < 0)
 651                 goto error;
 652
 653         return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 654
 655 error:
 656         marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 657         return err;
 658 }
 659
 660 static int marvell_config_init(struct phy_device *phydev)
 661 {
 662         /* Set registers from marvell,reg-init DT property */
 663         return marvell_of_reg_init(phydev);
 664 }
 665
 666 static int m88e1116r_config_init(struct phy_device *phydev)
 667 {
 668         int err;
 669
 670         err = genphy_soft_reset(phydev);
 671         if (err < 0)
 672                 return err;
 673
 674         mdelay(500);
 675
 676         err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 677         if (err < 0)
 678                 return err;
 679
 680         err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 681         if (err < 0)
 682                 return err;
 683
 684         err = marvell_set_downshift(phydev, true, 8);
 685         if (err < 0)
 686                 return err;
 687
 688         if (phy_interface_is_rgmii(phydev)) {
 689                 err = m88e1121_config_aneg_rgmii_delays(phydev);
 690                 if (err < 0)
 691                         return err;
 692         }
 693
 694         err = genphy_soft_reset(phydev);
 695         if (err < 0)
 696                 return err;
 697
 698         return marvell_config_init(phydev);
 699 }
 700
 701 static int m88e3016_config_init(struct phy_device *phydev)
 702 {
 703         int reg;
 704
 705         /* Enable Scrambler and Auto-Crossover */
 706         reg = phy_read(phydev, MII_88E3016_PHY_SPEC_CTRL);
 707         if (reg < 0)
 708                 return reg;
 709
 710         reg &= ~MII_88E3016_DISABLE_SCRAMBLER;
 711         reg |= MII_88E3016_AUTO_MDIX_CROSSOVER;
 712
 713         reg = phy_write(phydev, MII_88E3016_PHY_SPEC_CTRL, reg);
 714         if (reg < 0)
 715                 return reg;
 716
 717         return marvell_config_init(phydev);
 718 }
 719
 720 static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
 721                                            u16 mode,
 722                                            int fibre_copper_auto)
 723 {
 724         int temp;
 725
 726         temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
 727         if (temp < 0)
 728                 return temp;
 729
 730         temp &= ~(MII_M1111_HWCFG_MODE_MASK |
 731                   MII_M1111_HWCFG_FIBER_COPPER_AUTO |
 732                   MII_M1111_HWCFG_FIBER_COPPER_RES);
 733         temp |= mode;
 734
 735         if (fibre_copper_auto)
 736                 temp |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
 737
 738         return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
 739 }
 740
 741 static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
 742 {
 743         int temp;
 744
 745         temp = phy_read(phydev, MII_M1111_PHY_EXT_CR);
 746         if (temp < 0)
 747                 return temp;
 748
 749         if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
 750                 temp |= (MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY);
 751         } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
 752                 temp &= ~MII_M1111_RGMII_TX_DELAY;
 753                 temp |= MII_M1111_RGMII_RX_DELAY;
 754         } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
 755                 temp &= ~MII_M1111_RGMII_RX_DELAY;
 756                 temp |= MII_M1111_RGMII_TX_DELAY;
 757         }
 758
 759         return phy_write(phydev, MII_M1111_PHY_EXT_CR, temp);
 760 }
 761
 762 static int m88e1111_config_init_rgmii(struct phy_device *phydev)
 763 {
 764         int temp;
 765         int err;
 766
 767         err = m88e1111_config_init_rgmii_delays(phydev);
 768         if (err < 0)
 769                 return err;
 770
 771         temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
 772         if (temp < 0)
 773                 return temp;
 774
 775         temp &= ~(MII_M1111_HWCFG_MODE_MASK);
 776
 777         if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
 778                 temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
 779         else
 780                 temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
 781
 782         return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
 783 }
 784
 785 static int m88e1111_config_init_sgmii(struct phy_device *phydev)
 786 {
 787         int err;
 788
 789         err = m88e1111_config_init_hwcfg_mode(
 790                 phydev,
 791                 MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
 792                 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 793         if (err < 0)
 794                 return err;
 795
 796         /* make sure copper is selected */
 797         return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 798 }
 799
 800 static int m88e1111_config_init_rtbi(struct phy_device *phydev)
 801 {
 802         int err;
 803
 804         err = m88e1111_config_init_rgmii_delays(phydev);
 805         if (err)
 806                 return err;
 807
 808         err = m88e1111_config_init_hwcfg_mode(
 809                 phydev,
 810                 MII_M1111_HWCFG_MODE_RTBI,
 811                 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 812         if (err < 0)
 813                 return err;
 814
 815         /* soft reset */
 816         err = genphy_soft_reset(phydev);
 817         if (err < 0)
 818                 return err;
 819
 820         return m88e1111_config_init_hwcfg_mode(
 821                 phydev,
 822                 MII_M1111_HWCFG_MODE_RTBI,
 823                 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 824 }
 825
 826 static int m88e1111_config_init(struct phy_device *phydev)
 827 {
 828         int err;
 829
 830         if (phy_interface_is_rgmii(phydev)) {
 831                 err = m88e1111_config_init_rgmii(phydev);
 832                 if (err)
 833                         return err;
 834         }
 835
 836         if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 837                 err = m88e1111_config_init_sgmii(phydev);
 838                 if (err < 0)
 839                         return err;
 840         }
 841
 842         if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
 843                 err = m88e1111_config_init_rtbi(phydev);
 844                 if (err < 0)
 845                         return err;
 846         }
 847
 848         err = marvell_of_reg_init(phydev);
 849         if (err < 0)
 850                 return err;
 851
 852         return genphy_soft_reset(phydev);
 853 }
 854
 855 static int m88e1121_config_init(struct phy_device *phydev)
 856 {
 857         int err, oldpage;
 858
 859         oldpage = marvell_get_set_page(phydev, MII_MARVELL_LED_PAGE);
 860         if (oldpage < 0)
 861                 return oldpage;
 862
 863         /* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
 864         err = phy_write(phydev, MII_88E1121_PHY_LED_CTRL,
 865                         MII_88E1121_PHY_LED_DEF);
 866         if (err < 0)
 867                 return err;
 868
 869         marvell_set_page(phydev, oldpage);
 870
 871         /* Set marvell,reg-init configuration from device tree */
 872         return marvell_config_init(phydev);
 873 }
 874
 875 static int m88e1510_config_init(struct phy_device *phydev)
 876 {
 877         int err;
 878         int temp;
 879
 880         /* SGMII-to-Copper mode initialization */
 881         if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 882                 u32 pause;
 883
 884                 /* Select page 18 */
 885                 err = marvell_set_page(phydev, 18);
 886                 if (err < 0)
 887                         return err;
 888
 889                 /* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
 890                 temp = phy_read(phydev, MII_88E1510_GEN_CTRL_REG_1);
 891                 temp &= ~MII_88E1510_GEN_CTRL_REG_1_MODE_MASK;
 892                 temp |= MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII;
 893                 err = phy_write(phydev, MII_88E1510_GEN_CTRL_REG_1, temp);
 894                 if (err < 0)
 895                         return err;
 896
 897                 /* PHY reset is necessary after changing MODE[2:0] */
 898                 temp |= MII_88E1510_GEN_CTRL_REG_1_RESET;
 899                 err = phy_write(phydev, MII_88E1510_GEN_CTRL_REG_1, temp);
 900                 if (err < 0)
 901                         return err;
 902
 903                 /* Reset page selection */
 904                 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 905                 if (err < 0)
 906                         return err;
 907
 908                 /* There appears to be a bug in the 88e1512 when used in
 909                  * SGMII to copper mode, where the AN advertisment register
 910                  * clears the pause bits each time a negotiation occurs.
 911                  * This means we can never be truely sure what was advertised,
 912                  * so disable Pause support.
 913                  */
 914                 pause = SUPPORTED_Pause | SUPPORTED_Asym_Pause;
 915                 phydev->supported &= ~pause;
 916                 phydev->advertising &= ~pause;
 917         }
 918
 919         return m88e1121_config_init(phydev);
 920 }
 921
 922 static int m88e1118_config_aneg(struct phy_device *phydev)
 923 {
 924         int err;
 925
 926         err = genphy_soft_reset(phydev);
 927         if (err < 0)
 928                 return err;
 929
 930         err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 931         if (err < 0)
 932                 return err;
 933
 934         err = genphy_config_aneg(phydev);
 935         return 0;
 936 }
 937
 938 static int m88e1118_config_init(struct phy_device *phydev)
 939 {
 940         int err;
 941
 942         /* Change address */
 943         err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
 944         if (err < 0)
 945                 return err;
 946
 947         /* Enable 1000 Mbit */
 948         err = phy_write(phydev, 0x15, 0x1070);
 949         if (err < 0)
 950                 return err;
 951
 952         /* Change address */
 953         err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
 954         if (err < 0)
 955                 return err;
 956
 957         /* Adjust LED Control */
 958         if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
 959                 err = phy_write(phydev, 0x10, 0x1100);
 960         else
 961                 err = phy_write(phydev, 0x10, 0x021e);
 962         if (err < 0)
 963                 return err;
 964
 965         err = marvell_of_reg_init(phydev);
 966         if (err < 0)
 967                 return err;
 968
 969         /* Reset address */
 970         err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 971         if (err < 0)
 972                 return err;
 973
 974         return genphy_soft_reset(phydev);
 975 }
 976
 977 static int m88e1149_config_init(struct phy_device *phydev)
 978 {
 979         int err;
 980
 981         /* Change address */
 982         err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
 983         if (err < 0)
 984                 return err;
 985
 986         /* Enable 1000 Mbit */
 987         err = phy_write(phydev, 0x15, 0x1048);
 988         if (err < 0)
 989                 return err;
 990
 991         err = marvell_of_reg_init(phydev);
 992         if (err < 0)
 993                 return err;
 994
 995         /* Reset address */
 996         err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 997         if (err < 0)
 998                 return err;
 999
1000         return genphy_soft_reset(phydev);
1001 }
1002
1003 static int m88e1145_config_init_rgmii(struct phy_device *phydev)
1004 {
1005         int temp;
1006         int err;
1007
1008         err = m88e1111_config_init_rgmii_delays(phydev);
1009         if (err < 0)
1010                 return err;
1011
1012         if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
1013                 err = phy_write(phydev, 0x1d, 0x0012);
1014                 if (err < 0)
1015                         return err;
1016
1017                 temp = phy_read(phydev, 0x1e);
1018                 if (temp < 0)
1019                         return temp;
1020
1021                 temp &= 0xf03f;
1022                 temp |= 2 << 9; /* 36 ohm */
1023                 temp |= 2 << 6; /* 39 ohm */
1024
1025                 err = phy_write(phydev, 0x1e, temp);
1026                 if (err < 0)
1027                         return err;
1028
1029                 err = phy_write(phydev, 0x1d, 0x3);
1030                 if (err < 0)
1031                         return err;
1032
1033                 err = phy_write(phydev, 0x1e, 0x8000);
1034         }
1035         return err;
1036 }
1037
1038 static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1039 {
1040         return m88e1111_config_init_hwcfg_mode(
1041                 phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1042                 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1043 }
1044
1045 static int m88e1145_config_init(struct phy_device *phydev)
1046 {
1047         int err;
1048
1049         /* Take care of errata E0 & E1 */
1050         err = phy_write(phydev, 0x1d, 0x001b);
1051         if (err < 0)
1052                 return err;
1053
1054         err = phy_write(phydev, 0x1e, 0x418f);
1055         if (err < 0)
1056                 return err;
1057
1058         err = phy_write(phydev, 0x1d, 0x0016);
1059         if (err < 0)
1060                 return err;
1061
1062         err = phy_write(phydev, 0x1e, 0xa2da);
1063         if (err < 0)
1064                 return err;
1065
1066         if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1067                 err = m88e1145_config_init_rgmii(phydev);
1068                 if (err < 0)
1069                         return err;
1070         }
1071
1072         if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1073                 err = m88e1145_config_init_sgmii(phydev);
1074                 if (err < 0)
1075                         return err;
1076         }
1077
1078         err = marvell_of_reg_init(phydev);
1079         if (err < 0)
1080                 return err;
1081
1082         return 0;
1083 }
1084
1085 /**
1086  * fiber_lpa_to_ethtool_lpa_t
1087  * @lpa: value of the MII_LPA register for fiber link
1088  *
1089  * A small helper function that translates MII_LPA
1090  * bits to ethtool LP advertisement settings.
1091  */
1092 static u32 fiber_lpa_to_ethtool_lpa_t(u32 lpa)
1093 {
1094         u32 result = 0;
1095
1096         if (lpa & LPA_FIBER_1000HALF)
1097                 result |= ADVERTISED_1000baseT_Half;
1098         if (lpa & LPA_FIBER_1000FULL)
1099                 result |= ADVERTISED_1000baseT_Full;
1100
1101         return result;
1102 }
1103
1104 /**
1105  * marvell_update_link - update link status in real time in @phydev
1106  * @phydev: target phy_device struct
1107  *
1108  * Description: Update the value in phydev->link to reflect the
1109  *   current link value.
1110  */
1111 static int marvell_update_link(struct phy_device *phydev, int fiber)
1112 {
1113         int status;
1114
1115         /* Use the generic register for copper link, or specific
1116          * register for fiber case
1117          */
1118         if (fiber) {
1119                 status = phy_read(phydev, MII_M1011_PHY_STATUS);
1120                 if (status < 0)
1121                         return status;
1122
1123                 if ((status & REGISTER_LINK_STATUS) == 0)
1124                         phydev->link = 0;
1125                 else
1126                         phydev->link = 1;
1127         } else {
1128                 return genphy_update_link(phydev);
1129         }
1130
1131         return 0;
1132 }
1133
1134 static int marvell_read_status_page_an(struct phy_device *phydev,
1135                                        int fiber)
1136 {
1137         int status;
1138         int lpa;
1139         int lpagb;
1140
1141         status = phy_read(phydev, MII_M1011_PHY_STATUS);
1142         if (status < 0)
1143                 return status;
1144
1145         lpa = phy_read(phydev, MII_LPA);
1146         if (lpa < 0)
1147                 return lpa;
1148
1149         lpagb = phy_read(phydev, MII_STAT1000);
1150         if (lpagb < 0)
1151                 return lpagb;
1152
1153         if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1154                 phydev->duplex = DUPLEX_FULL;
1155         else
1156                 phydev->duplex = DUPLEX_HALF;
1157
1158         status = status & MII_M1011_PHY_STATUS_SPD_MASK;
1159         phydev->pause = 0;
1160         phydev->asym_pause = 0;
1161
1162         switch (status) {
1163         case MII_M1011_PHY_STATUS_1000:
1164                 phydev->speed = SPEED_1000;
1165                 break;
1166
1167         case MII_M1011_PHY_STATUS_100:
1168                 phydev->speed = SPEED_100;
1169                 break;
1170
1171         default:
1172                 phydev->speed = SPEED_10;
1173                 break;
1174         }
1175
1176         if (!fiber) {
1177                 phydev->lp_advertising =
1178                         mii_stat1000_to_ethtool_lpa_t(lpagb) |
1179                         mii_lpa_to_ethtool_lpa_t(lpa);
1180
1181                 if (phydev->duplex == DUPLEX_FULL) {
1182                         phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
1183                         phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
1184                 }
1185         } else {
1186                 /* The fiber link is only 1000M capable */
1187                 phydev->lp_advertising = fiber_lpa_to_ethtool_lpa_t(lpa);
1188
1189                 if (phydev->duplex == DUPLEX_FULL) {
1190                         if (!(lpa & LPA_PAUSE_FIBER)) {
1191                                 phydev->pause = 0;
1192                                 phydev->asym_pause = 0;
1193                         } else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1194                                 phydev->pause = 1;
1195                                 phydev->asym_pause = 1;
1196                         } else {
1197                                 phydev->pause = 1;
1198                                 phydev->asym_pause = 0;
1199                         }
1200                 }
1201         }
1202         return 0;
1203 }
1204
1205 static int marvell_read_status_page_fixed(struct phy_device *phydev)
1206 {
1207         int bmcr = phy_read(phydev, MII_BMCR);
1208
1209         if (bmcr < 0)
1210                 return bmcr;
1211
1212         if (bmcr & BMCR_FULLDPLX)
1213                 phydev->duplex = DUPLEX_FULL;
1214         else
1215                 phydev->duplex = DUPLEX_HALF;
1216
1217         if (bmcr & BMCR_SPEED1000)
1218                 phydev->speed = SPEED_1000;
1219         else if (bmcr & BMCR_SPEED100)
1220                 phydev->speed = SPEED_100;
1221         else
1222                 phydev->speed = SPEED_10;
1223
1224         phydev->pause = 0;
1225         phydev->asym_pause = 0;
1226         phydev->lp_advertising = 0;
1227
1228         return 0;
1229 }
1230
1231 /* marvell_read_status_page
1232  *
1233  * Description:
1234  *   Check the link, then figure out the current state
1235  *   by comparing what we advertise with what the link partner
1236  *   advertises.  Start by checking the gigabit possibilities,
1237  *   then move on to 10/100.
1238  */
1239 static int marvell_read_status_page(struct phy_device *phydev, int page)
1240 {
1241         int fiber;
1242         int err;
1243
1244         /* Detect and update the link, but return if there
1245          * was an error
1246          */
1247         if (page == MII_MARVELL_FIBER_PAGE)
1248                 fiber = 1;
1249         else
1250                 fiber = 0;
1251
1252         err = marvell_update_link(phydev, fiber);
1253         if (err)
1254                 return err;
1255
1256         if (phydev->autoneg == AUTONEG_ENABLE)
1257                 err = marvell_read_status_page_an(phydev, fiber);
1258         else
1259                 err = marvell_read_status_page_fixed(phydev);
1260
1261         return err;
1262 }
1263
1264 /* marvell_read_status
1265  *
1266  * Some Marvell's phys have two modes: fiber and copper.
1267  * Both need status checked.
1268  * Description:
1269  *   First, check the fiber link and status.
1270  *   If the fiber link is down, check the copper link and status which
1271  *   will be the default value if both link are down.
1272  */
1273 static int marvell_read_status(struct phy_device *phydev)
1274 {
1275         int err;
1276
1277         /* Check the fiber mode first */
1278         if (phydev->supported & SUPPORTED_FIBRE &&
1279             phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1280                 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1281                 if (err < 0)
1282                         goto error;
1283
1284                 err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1285                 if (err < 0)
1286                         goto error;
1287
1288                 /* If the fiber link is up, it is the selected and
1289                  * used link. In this case, we need to stay in the
1290                  * fiber page. Please to be careful about that, avoid
1291                  * to restore Copper page in other functions which
1292                  * could break the behaviour for some fiber phy like
1293                  * 88E1512.
1294                  */
1295                 if (phydev->link)
1296                         return 0;
1297
1298                 /* If fiber link is down, check and save copper mode state */
1299                 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1300                 if (err < 0)
1301                         goto error;
1302         }
1303
1304         return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1305
1306 error:
1307         marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1308         return err;
1309 }
1310
1311 /* marvell_suspend
1312  *
1313  * Some Marvell's phys have two modes: fiber and copper.
1314  * Both need to be suspended
1315  */
1316 static int marvell_suspend(struct phy_device *phydev)
1317 {
1318         int err;
1319
1320         /* Suspend the fiber mode first */
1321         if (!(phydev->supported & SUPPORTED_FIBRE)) {
1322                 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1323                 if (err < 0)
1324                         goto error;
1325
1326                 /* With the page set, use the generic suspend */
1327                 err = genphy_suspend(phydev);
1328                 if (err < 0)
1329                         goto error;
1330
1331                 /* Then, the copper link */
1332                 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1333                 if (err < 0)
1334                         goto error;
1335         }
1336
1337         /* With the page set, use the generic suspend */
1338         return genphy_suspend(phydev);
1339
1340 error:
1341         marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1342         return err;
1343 }
1344
1345 /* marvell_resume
1346  *
1347  * Some Marvell's phys have two modes: fiber and copper.
1348  * Both need to be resumed
1349  */
1350 static int marvell_resume(struct phy_device *phydev)
1351 {
1352         int err;
1353
1354         /* Resume the fiber mode first */
1355         if (!(phydev->supported & SUPPORTED_FIBRE)) {
1356                 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1357                 if (err < 0)
1358                         goto error;
1359
1360                 /* With the page set, use the generic resume */
1361                 err = genphy_resume(phydev);
1362                 if (err < 0)
1363                         goto error;
1364
1365                 /* Then, the copper link */
1366                 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1367                 if (err < 0)
1368                         goto error;
1369         }
1370
1371         /* With the page set, use the generic resume */
1372         return genphy_resume(phydev);
1373
1374 error:
1375         marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1376         return err;
1377 }
1378
1379 static int marvell_aneg_done(struct phy_device *phydev)
1380 {
1381         int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1382
1383         return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1384 }
1385
1386 static int m88e1121_did_interrupt(struct phy_device *phydev)
1387 {
1388         int imask;
1389
1390         imask = phy_read(phydev, MII_M1011_IEVENT);
1391
1392         if (imask & MII_M1011_IMASK_INIT)
1393                 return 1;
1394
1395         return 0;
1396 }
1397
1398 static void m88e1318_get_wol(struct phy_device *phydev,
1399                              struct ethtool_wolinfo *wol)
1400 {
1401         wol->supported = WAKE_MAGIC;
1402         wol->wolopts = 0;
1403
1404         if (marvell_set_page(phydev, MII_MARVELL_WOL_PAGE) < 0)
1405                 return;
1406
1407         if (phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL) &
1408             MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1409                 wol->wolopts |= WAKE_MAGIC;
1410
1411         if (marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE) < 0)
1412                 return;
1413 }
1414
1415 static int m88e1318_set_wol(struct phy_device *phydev,
1416                             struct ethtool_wolinfo *wol)
1417 {
1418         int err, oldpage, temp;
1419
1420         oldpage = marvell_get_page(phydev);
1421
1422         if (wol->wolopts & WAKE_MAGIC) {
1423                 /* Explicitly switch to page 0x00, just to be sure */
1424                 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1425                 if (err < 0)
1426                         return err;
1427
1428                 /* Enable the WOL interrupt */
1429                 temp = phy_read(phydev, MII_88E1318S_PHY_CSIER);
1430                 temp |= MII_88E1318S_PHY_CSIER_WOL_EIE;
1431                 err = phy_write(phydev, MII_88E1318S_PHY_CSIER, temp);
1432                 if (err < 0)
1433                         return err;
1434
1435                 err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
1436                 if (err < 0)
1437                         return err;
1438
1439                 /* Setup LED[2] as interrupt pin (active low) */
1440                 temp = phy_read(phydev, MII_88E1318S_PHY_LED_TCR);
1441                 temp &= ~MII_88E1318S_PHY_LED_TCR_FORCE_INT;
1442                 temp |= MII_88E1318S_PHY_LED_TCR_INTn_ENABLE;
1443                 temp |= MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW;
1444                 err = phy_write(phydev, MII_88E1318S_PHY_LED_TCR, temp);
1445                 if (err < 0)
1446                         return err;
1447
1448                 err = marvell_set_page(phydev, MII_MARVELL_WOL_PAGE);
1449                 if (err < 0)
1450                         return err;
1451
1452                 /* Store the device address for the magic packet */
1453                 err = phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1454                                 ((phydev->attached_dev->dev_addr[5] << 8) |
1455                                  phydev->attached_dev->dev_addr[4]));
1456                 if (err < 0)
1457                         return err;
1458                 err = phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1459                                 ((phydev->attached_dev->dev_addr[3] << 8) |
1460                                  phydev->attached_dev->dev_addr[2]));
1461                 if (err < 0)
1462                         return err;
1463                 err = phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1464                                 ((phydev->attached_dev->dev_addr[1] << 8) |
1465                                  phydev->attached_dev->dev_addr[0]));
1466                 if (err < 0)
1467                         return err;
1468
1469                 /* Clear WOL status and enable magic packet matching */
1470                 temp = phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1471                 temp |= MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS;
1472                 temp |= MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE;
1473                 err = phy_write(phydev, MII_88E1318S_PHY_WOL_CTRL, temp);
1474                 if (err < 0)
1475                         return err;
1476         } else {
1477                 err = marvell_set_page(phydev, MII_MARVELL_WOL_PAGE);
1478                 if (err < 0)
1479                         return err;
1480
1481                 /* Clear WOL status and disable magic packet matching */
1482                 temp = phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1483                 temp |= MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS;
1484                 temp &= ~MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE;
1485                 err = phy_write(phydev, MII_88E1318S_PHY_WOL_CTRL, temp);
1486                 if (err < 0)
1487                         return err;
1488         }
1489
1490         err = marvell_set_page(phydev, oldpage);
1491         if (err < 0)
1492                 return err;
1493
1494         return 0;
1495 }
1496
1497 static int marvell_get_sset_count(struct phy_device *phydev)
1498 {
1499         if (phydev->supported & SUPPORTED_FIBRE)
1500                 return ARRAY_SIZE(marvell_hw_stats);
1501         else
1502                 return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1503 }
1504
1505 static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1506 {
1507         int i;
1508
1509         for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
1510                 memcpy(data + i * ETH_GSTRING_LEN,
1511                        marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1512         }
1513 }
1514
1515 #ifndef UINT64_MAX
1516 #define UINT64_MAX              (u64)(~((u64)0))
1517 #endif
1518 static u64 marvell_get_stat(struct phy_device *phydev, int i)
1519 {
1520         struct marvell_hw_stat stat = marvell_hw_stats[i];
1521         struct marvell_priv *priv = phydev->priv;
1522         int oldpage, val;
1523         u64 ret;
1524
1525         oldpage = marvell_get_set_page(phydev, stat.page);
1526         if (oldpage < 0)
1527                 return UINT64_MAX;
1528
1529         val = phy_read(phydev, stat.reg);
1530         if (val < 0) {
1531                 ret = UINT64_MAX;
1532         } else {
1533                 val = val & ((1 << stat.bits) - 1);
1534                 priv->stats[i] += val;
1535                 ret = priv->stats[i];
1536         }
1537
1538         marvell_set_page(phydev, oldpage);
1539
1540         return ret;
1541 }
1542
1543 static void marvell_get_stats(struct phy_device *phydev,
1544                               struct ethtool_stats *stats, u64 *data)
1545 {
1546         int i;
1547
1548         for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
1549                 data[i] = marvell_get_stat(phydev, i);
1550 }
1551
1552 #ifdef CONFIG_HWMON
1553 static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
1554 {
1555         int oldpage;
1556         int ret;
1557         int val;
1558
1559         *temp = 0;
1560
1561         mutex_lock(&phydev->lock);
1562
1563         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1564         if (oldpage < 0) {
1565                 mutex_unlock(&phydev->lock);
1566                 return oldpage;
1567         }
1568
1569         /* Enable temperature sensor */
1570         ret = phy_read(phydev, MII_88E1121_MISC_TEST);
1571         if (ret < 0)
1572                 goto error;
1573
1574         ret = phy_write(phydev, MII_88E1121_MISC_TEST,
1575                         ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1576         if (ret < 0)
1577                 goto error;
1578
1579         /* Wait for temperature to stabilize */
1580         usleep_range(10000, 12000);
1581
1582         val = phy_read(phydev, MII_88E1121_MISC_TEST);
1583         if (val < 0) {
1584                 ret = val;
1585                 goto error;
1586         }
1587
1588         /* Disable temperature sensor */
1589         ret = phy_write(phydev, MII_88E1121_MISC_TEST,
1590                         ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1591         if (ret < 0)
1592                 goto error;
1593
1594         *temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
1595
1596 error:
1597         marvell_set_page(phydev, oldpage);
1598         mutex_unlock(&phydev->lock);
1599
1600         return ret;
1601 }
1602
1603 static int m88e1121_hwmon_read(struct device *dev,
1604                                enum hwmon_sensor_types type,
1605                                u32 attr, int channel, long *temp)
1606 {
1607         struct phy_device *phydev = dev_get_drvdata(dev);
1608         int err;
1609
1610         switch (attr) {
1611         case hwmon_temp_input:
1612                 err = m88e1121_get_temp(phydev, temp);
1613                 break;
1614         default:
1615                 return -EOPNOTSUPP;
1616         }
1617
1618         return err;
1619 }
1620
1621 static umode_t m88e1121_hwmon_is_visible(const void *data,
1622                                          enum hwmon_sensor_types type,
1623                                          u32 attr, int channel)
1624 {
1625         if (type != hwmon_temp)
1626                 return 0;
1627
1628         switch (attr) {
1629         case hwmon_temp_input:
1630                 return 0444;
1631         default:
1632                 return 0;
1633         }
1634 }
1635
1636 static u32 m88e1121_hwmon_chip_config[] = {
1637         HWMON_C_REGISTER_TZ,
1638         0
1639 };
1640
1641 static const struct hwmon_channel_info m88e1121_hwmon_chip = {
1642         .type = hwmon_chip,
1643         .config = m88e1121_hwmon_chip_config,
1644 };
1645
1646 static u32 m88e1121_hwmon_temp_config[] = {
1647         HWMON_T_INPUT,
1648         0
1649 };
1650
1651 static const struct hwmon_channel_info m88e1121_hwmon_temp = {
1652         .type = hwmon_temp,
1653         .config = m88e1121_hwmon_temp_config,
1654 };
1655
1656 static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
1657         &m88e1121_hwmon_chip,
1658         &m88e1121_hwmon_temp,
1659         NULL
1660 };
1661
1662 static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
1663         .is_visible = m88e1121_hwmon_is_visible,
1664         .read = m88e1121_hwmon_read,
1665 };
1666
1667 static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
1668         .ops = &m88e1121_hwmon_hwmon_ops,
1669         .info = m88e1121_hwmon_info,
1670 };
1671
1672 static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
1673 {
1674         int oldpage;
1675         int ret;
1676
1677         *temp = 0;
1678
1679         mutex_lock(&phydev->lock);
1680
1681         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1682         if (oldpage < 0) {
1683                 mutex_unlock(&phydev->lock);
1684                 return oldpage;
1685         }
1686
1687         ret = phy_read(phydev, MII_88E1510_TEMP_SENSOR);
1688         if (ret < 0)
1689                 goto error;
1690
1691         *temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
1692
1693 error:
1694         marvell_set_page(phydev, oldpage);
1695         mutex_unlock(&phydev->lock);
1696
1697         return ret;
1698 }
1699
1700 static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1701 {
1702         int oldpage;
1703         int ret;
1704
1705         *temp = 0;
1706
1707         mutex_lock(&phydev->lock);
1708
1709         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1710         if (oldpage < 0) {
1711                 mutex_unlock(&phydev->lock);
1712                 return oldpage;
1713         }
1714
1715         ret = phy_read(phydev, MII_88E1121_MISC_TEST);
1716         if (ret < 0)
1717                 goto error;
1718
1719         *temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
1720                   MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
1721         /* convert to mC */
1722         *temp *= 1000;
1723
1724 error:
1725         marvell_set_page(phydev, oldpage);
1726         mutex_unlock(&phydev->lock);
1727
1728         return ret;
1729 }
1730
1731 static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1732 {
1733         int oldpage;
1734         int ret;
1735
1736         mutex_lock(&phydev->lock);
1737
1738         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1739         if (oldpage < 0) {
1740                 mutex_unlock(&phydev->lock);
1741                 return oldpage;
1742         }
1743
1744         ret = phy_read(phydev, MII_88E1121_MISC_TEST);
1745         if (ret < 0)
1746                 goto error;
1747
1748         temp = temp / 1000;
1749         temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
1750         ret = phy_write(phydev, MII_88E1121_MISC_TEST,
1751                         (ret & ~MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) |
1752                         (temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT));
1753
1754 error:
1755         marvell_set_page(phydev, oldpage);
1756         mutex_unlock(&phydev->lock);
1757
1758         return ret;
1759 }
1760
1761 static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1762 {
1763         int oldpage;
1764         int ret;
1765
1766         *alarm = false;
1767
1768         mutex_lock(&phydev->lock);
1769
1770         oldpage = marvell_get_set_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1771         if (oldpage < 0) {
1772                 mutex_unlock(&phydev->lock);
1773                 return oldpage;
1774         }
1775
1776         ret = phy_read(phydev, MII_88E1121_MISC_TEST);
1777         if (ret < 0)
1778                 goto error;
1779         *alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1780
1781 error:
1782         marvell_set_page(phydev, oldpage);
1783         mutex_unlock(&phydev->lock);
1784
1785         return ret;
1786 }
1787
1788 static int m88e1510_hwmon_read(struct device *dev,
1789                                enum hwmon_sensor_types type,
1790                                u32 attr, int channel, long *temp)
1791 {
1792         struct phy_device *phydev = dev_get_drvdata(dev);
1793         int err;
1794
1795         switch (attr) {
1796         case hwmon_temp_input:
1797                 err = m88e1510_get_temp(phydev, temp);
1798                 break;
1799         case hwmon_temp_crit:
1800                 err = m88e1510_get_temp_critical(phydev, temp);
1801                 break;
1802         case hwmon_temp_max_alarm:
1803                 err = m88e1510_get_temp_alarm(phydev, temp);
1804                 break;
1805         default:
1806                 return -EOPNOTSUPP;
1807         }
1808
1809         return err;
1810 }
1811
1812 static int m88e1510_hwmon_write(struct device *dev,
1813                                 enum hwmon_sensor_types type,
1814                                 u32 attr, int channel, long temp)
1815 {
1816         struct phy_device *phydev = dev_get_drvdata(dev);
1817         int err;
1818
1819         switch (attr) {
1820         case hwmon_temp_crit:
1821                 err = m88e1510_set_temp_critical(phydev, temp);
1822                 break;
1823         default:
1824                 return -EOPNOTSUPP;
1825         }
1826         return err;
1827 }
1828
1829 static umode_t m88e1510_hwmon_is_visible(const void *data,
1830                                          enum hwmon_sensor_types type,
1831                                          u32 attr, int channel)
1832 {
1833         if (type != hwmon_temp)
1834                 return 0;
1835
1836         switch (attr) {
1837         case hwmon_temp_input:
1838         case hwmon_temp_max_alarm:
1839                 return 0444;
1840         case hwmon_temp_crit:
1841                 return 0644;
1842         default:
1843                 return 0;
1844         }
1845 }
1846
1847 static u32 m88e1510_hwmon_temp_config[] = {
1848         HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
1849         0
1850 };
1851
1852 static const struct hwmon_channel_info m88e1510_hwmon_temp = {
1853         .type = hwmon_temp,
1854         .config = m88e1510_hwmon_temp_config,
1855 };
1856
1857 static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
1858         &m88e1121_hwmon_chip,
1859         &m88e1510_hwmon_temp,
1860         NULL
1861 };
1862
1863 static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
1864         .is_visible = m88e1510_hwmon_is_visible,
1865         .read = m88e1510_hwmon_read,
1866         .write = m88e1510_hwmon_write,
1867 };
1868
1869 static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
1870         .ops = &m88e1510_hwmon_hwmon_ops,
1871         .info = m88e1510_hwmon_info,
1872 };
1873
1874 static int marvell_hwmon_name(struct phy_device *phydev)
1875 {
1876         struct marvell_priv *priv = phydev->priv;
1877         struct device *dev = &phydev->mdio.dev;
1878         const char *devname = dev_name(dev);
1879         size_t len = strlen(devname);
1880         int i, j;
1881
1882         priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
1883         if (!priv->hwmon_name)
1884                 return -ENOMEM;
1885
1886         for (i = j = 0; i < len && devname[i]; i++) {
1887                 if (isalnum(devname[i]))
1888                         priv->hwmon_name[j++] = devname[i];
1889         }
1890
1891         return 0;
1892 }
1893
1894 static int marvell_hwmon_probe(struct phy_device *phydev,
1895                                const struct hwmon_chip_info *chip)
1896 {
1897         struct marvell_priv *priv = phydev->priv;
1898         struct device *dev = &phydev->mdio.dev;
1899         int err;
1900
1901         err = marvell_hwmon_name(phydev);
1902         if (err)
1903                 return err;
1904
1905         priv->hwmon_dev = devm_hwmon_device_register_with_info(
1906                 dev, priv->hwmon_name, phydev, chip, NULL);
1907
1908         return PTR_ERR_OR_ZERO(priv->hwmon_dev);
1909 }
1910
1911 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1912 {
1913         return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
1914 }
1915
1916 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1917 {
1918         return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
1919 }
1920 #else
1921 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1922 {
1923         return 0;
1924 }
1925
1926 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1927 {
1928         return 0;
1929 }
1930 #endif
1931
1932 static int marvell_probe(struct phy_device *phydev)
1933 {
1934         struct marvell_priv *priv;
1935
1936         priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
1937         if (!priv)
1938                 return -ENOMEM;
1939
1940         phydev->priv = priv;
1941
1942         return 0;
1943 }
1944
1945 static int m88e1121_probe(struct phy_device *phydev)
1946 {
1947         int err;
1948
1949         err = marvell_probe(phydev);
1950         if (err)
1951                 return err;
1952
1953         return m88e1121_hwmon_probe(phydev);
1954 }
1955
1956 static int m88e1510_probe(struct phy_device *phydev)
1957 {
1958         int err;
1959
1960         err = marvell_probe(phydev);
1961         if (err)
1962                 return err;
1963
1964         return m88e1510_hwmon_probe(phydev);
1965 }
1966
1967 static struct phy_driver marvell_drivers[] = {
1968         {
1969                 .phy_id = MARVELL_PHY_ID_88E1101,
1970                 .phy_id_mask = MARVELL_PHY_ID_MASK,
1971                 .name = "Marvell 88E1101",
1972                 .features = PHY_GBIT_FEATURES,
1973                 .flags = PHY_HAS_INTERRUPT,
1974                 .probe = marvell_probe,
1975                 .config_init = &marvell_config_init,
1976                 .config_aneg = &m88e1101_config_aneg,
1977                 .read_status = &genphy_read_status,
1978                 .ack_interrupt = &marvell_ack_interrupt,
1979                 .config_intr = &marvell_config_intr,
1980                 .resume = &genphy_resume,
1981                 .suspend = &genphy_suspend,
1982                 .get_sset_count = marvell_get_sset_count,
1983                 .get_strings = marvell_get_strings,
1984                 .get_stats = marvell_get_stats,
1985         },
1986         {
1987                 .phy_id = MARVELL_PHY_ID_88E1112,
1988                 .phy_id_mask = MARVELL_PHY_ID_MASK,
1989                 .name = "Marvell 88E1112",
1990                 .features = PHY_GBIT_FEATURES,
1991                 .flags = PHY_HAS_INTERRUPT,
1992                 .probe = marvell_probe,
1993                 .config_init = &m88e1111_config_init,
1994                 .config_aneg = &marvell_config_aneg,
1995                 .read_status = &genphy_read_status,
1996                 .ack_interrupt = &marvell_ack_interrupt,
1997                 .config_intr = &marvell_config_intr,
1998                 .resume = &genphy_resume,
1999                 .suspend = &genphy_suspend,
2000                 .get_sset_count = marvell_get_sset_count,
2001                 .get_strings = marvell_get_strings,
2002                 .get_stats = marvell_get_stats,
2003         },
2004         {
2005                 .phy_id = MARVELL_PHY_ID_88E1111,
2006                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2007                 .name = "Marvell 88E1111",
2008                 .features = PHY_GBIT_FEATURES,
2009                 .flags = PHY_HAS_INTERRUPT,
2010                 .probe = marvell_probe,
2011                 .config_init = &m88e1111_config_init,
2012                 .config_aneg = &m88e1111_config_aneg,
2013                 .read_status = &marvell_read_status,
2014                 .ack_interrupt = &marvell_ack_interrupt,
2015                 .config_intr = &marvell_config_intr,
2016                 .resume = &genphy_resume,
2017                 .suspend = &genphy_suspend,
2018                 .get_sset_count = marvell_get_sset_count,
2019                 .get_strings = marvell_get_strings,
2020                 .get_stats = marvell_get_stats,
2021         },
2022         {
2023                 .phy_id = MARVELL_PHY_ID_88E1118,
2024                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2025                 .name = "Marvell 88E1118",
2026                 .features = PHY_GBIT_FEATURES,
2027                 .flags = PHY_HAS_INTERRUPT,
2028                 .probe = marvell_probe,
2029                 .config_init = &m88e1118_config_init,
2030                 .config_aneg = &m88e1118_config_aneg,
2031                 .read_status = &genphy_read_status,
2032                 .ack_interrupt = &marvell_ack_interrupt,
2033                 .config_intr = &marvell_config_intr,
2034                 .resume = &genphy_resume,
2035                 .suspend = &genphy_suspend,
2036                 .get_sset_count = marvell_get_sset_count,
2037                 .get_strings = marvell_get_strings,
2038                 .get_stats = marvell_get_stats,
2039         },
2040         {
2041                 .phy_id = MARVELL_PHY_ID_88E1121R,
2042                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2043                 .name = "Marvell 88E1121R",
2044                 .features = PHY_GBIT_FEATURES,
2045                 .flags = PHY_HAS_INTERRUPT,
2046                 .probe = &m88e1121_probe,
2047                 .config_init = &m88e1121_config_init,
2048                 .config_aneg = &m88e1121_config_aneg,
2049                 .read_status = &marvell_read_status,
2050                 .ack_interrupt = &marvell_ack_interrupt,
2051                 .config_intr = &marvell_config_intr,
2052                 .did_interrupt = &m88e1121_did_interrupt,
2053                 .resume = &genphy_resume,
2054                 .suspend = &genphy_suspend,
2055                 .get_sset_count = marvell_get_sset_count,
2056                 .get_strings = marvell_get_strings,
2057                 .get_stats = marvell_get_stats,
2058         },
2059         {
2060                 .phy_id = MARVELL_PHY_ID_88E1318S,
2061                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2062                 .name = "Marvell 88E1318S",
2063                 .features = PHY_GBIT_FEATURES,
2064                 .flags = PHY_HAS_INTERRUPT,
2065                 .probe = marvell_probe,
2066                 .config_init = &m88e1121_config_init,
2067                 .config_aneg = &m88e1318_config_aneg,
2068                 .read_status = &marvell_read_status,
2069                 .ack_interrupt = &marvell_ack_interrupt,
2070                 .config_intr = &marvell_config_intr,
2071                 .did_interrupt = &m88e1121_did_interrupt,
2072                 .get_wol = &m88e1318_get_wol,
2073                 .set_wol = &m88e1318_set_wol,
2074                 .resume = &genphy_resume,
2075                 .suspend = &genphy_suspend,
2076                 .get_sset_count = marvell_get_sset_count,
2077                 .get_strings = marvell_get_strings,
2078                 .get_stats = marvell_get_stats,
2079         },
2080         {
2081                 .phy_id = MARVELL_PHY_ID_88E1145,
2082                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2083                 .name = "Marvell 88E1145",
2084                 .features = PHY_GBIT_FEATURES,
2085                 .flags = PHY_HAS_INTERRUPT,
2086                 .probe = marvell_probe,
2087                 .config_init = &m88e1145_config_init,
2088                 .config_aneg = &m88e1101_config_aneg,
2089                 .read_status = &genphy_read_status,
2090                 .ack_interrupt = &marvell_ack_interrupt,
2091                 .config_intr = &marvell_config_intr,
2092                 .resume = &genphy_resume,
2093                 .suspend = &genphy_suspend,
2094                 .get_sset_count = marvell_get_sset_count,
2095                 .get_strings = marvell_get_strings,
2096                 .get_stats = marvell_get_stats,
2097         },
2098         {
2099                 .phy_id = MARVELL_PHY_ID_88E1149R,
2100                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2101                 .name = "Marvell 88E1149R",
2102                 .features = PHY_GBIT_FEATURES,
2103                 .flags = PHY_HAS_INTERRUPT,
2104                 .probe = marvell_probe,
2105                 .config_init = &m88e1149_config_init,
2106                 .config_aneg = &m88e1118_config_aneg,
2107                 .read_status = &genphy_read_status,
2108                 .ack_interrupt = &marvell_ack_interrupt,
2109                 .config_intr = &marvell_config_intr,
2110                 .resume = &genphy_resume,
2111                 .suspend = &genphy_suspend,
2112                 .get_sset_count = marvell_get_sset_count,
2113                 .get_strings = marvell_get_strings,
2114                 .get_stats = marvell_get_stats,
2115         },
2116         {
2117                 .phy_id = MARVELL_PHY_ID_88E1240,
2118                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2119                 .name = "Marvell 88E1240",
2120                 .features = PHY_GBIT_FEATURES,
2121                 .flags = PHY_HAS_INTERRUPT,
2122                 .probe = marvell_probe,
2123                 .config_init = &m88e1111_config_init,
2124                 .config_aneg = &marvell_config_aneg,
2125                 .read_status = &genphy_read_status,
2126                 .ack_interrupt = &marvell_ack_interrupt,
2127                 .config_intr = &marvell_config_intr,
2128                 .resume = &genphy_resume,
2129                 .suspend = &genphy_suspend,
2130                 .get_sset_count = marvell_get_sset_count,
2131                 .get_strings = marvell_get_strings,
2132                 .get_stats = marvell_get_stats,
2133         },
2134         {
2135                 .phy_id = MARVELL_PHY_ID_88E1116R,
2136                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2137                 .name = "Marvell 88E1116R",
2138                 .features = PHY_GBIT_FEATURES,
2139                 .flags = PHY_HAS_INTERRUPT,
2140                 .probe = marvell_probe,
2141                 .config_init = &m88e1116r_config_init,
2142                 .config_aneg = &genphy_config_aneg,
2143                 .read_status = &genphy_read_status,
2144                 .ack_interrupt = &marvell_ack_interrupt,
2145                 .config_intr = &marvell_config_intr,
2146                 .resume = &genphy_resume,
2147                 .suspend = &genphy_suspend,
2148                 .get_sset_count = marvell_get_sset_count,
2149                 .get_strings = marvell_get_strings,
2150                 .get_stats = marvell_get_stats,
2151         },
2152         {
2153                 .phy_id = MARVELL_PHY_ID_88E1510,
2154                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2155                 .name = "Marvell 88E1510",
2156                 .features = PHY_GBIT_FEATURES | SUPPORTED_FIBRE,
2157                 .flags = PHY_HAS_INTERRUPT,
2158                 .probe = &m88e1510_probe,
2159                 .config_init = &m88e1510_config_init,
2160                 .config_aneg = &m88e1510_config_aneg,
2161                 .read_status = &marvell_read_status,
2162                 .ack_interrupt = &marvell_ack_interrupt,
2163                 .config_intr = &marvell_config_intr,
2164                 .did_interrupt = &m88e1121_did_interrupt,
2165                 .get_wol = &m88e1318_get_wol,
2166                 .set_wol = &m88e1318_set_wol,
2167                 .resume = &marvell_resume,
2168                 .suspend = &marvell_suspend,
2169                 .get_sset_count = marvell_get_sset_count,
2170                 .get_strings = marvell_get_strings,
2171                 .get_stats = marvell_get_stats,
2172                 .set_loopback = genphy_loopback,
2173         },
2174         {
2175                 .phy_id = MARVELL_PHY_ID_88E1540,
2176                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2177                 .name = "Marvell 88E1540",
2178                 .features = PHY_GBIT_FEATURES,
2179                 .flags = PHY_HAS_INTERRUPT,
2180                 .probe = m88e1510_probe,
2181                 .config_init = &marvell_config_init,
2182                 .config_aneg = &m88e1510_config_aneg,
2183                 .read_status = &marvell_read_status,
2184                 .ack_interrupt = &marvell_ack_interrupt,
2185                 .config_intr = &marvell_config_intr,
2186                 .did_interrupt = &m88e1121_did_interrupt,
2187                 .resume = &genphy_resume,
2188                 .suspend = &genphy_suspend,
2189                 .get_sset_count = marvell_get_sset_count,
2190                 .get_strings = marvell_get_strings,
2191                 .get_stats = marvell_get_stats,
2192         },
2193         {
2194                 .phy_id = MARVELL_PHY_ID_88E1545,
2195                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2196                 .name = "Marvell 88E1545",
2197                 .probe = m88e1510_probe,
2198                 .features = PHY_GBIT_FEATURES,
2199                 .flags = PHY_HAS_INTERRUPT,
2200                 .config_init = &marvell_config_init,
2201                 .config_aneg = &m88e1510_config_aneg,
2202                 .read_status = &marvell_read_status,
2203                 .ack_interrupt = &marvell_ack_interrupt,
2204                 .config_intr = &marvell_config_intr,
2205                 .did_interrupt = &m88e1121_did_interrupt,
2206                 .resume = &genphy_resume,
2207                 .suspend = &genphy_suspend,
2208                 .get_sset_count = marvell_get_sset_count,
2209                 .get_strings = marvell_get_strings,
2210                 .get_stats = marvell_get_stats,
2211         },
2212         {
2213                 .phy_id = MARVELL_PHY_ID_88E3016,
2214                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2215                 .name = "Marvell 88E3016",
2216                 .features = PHY_BASIC_FEATURES,
2217                 .flags = PHY_HAS_INTERRUPT,
2218                 .probe = marvell_probe,
2219                 .config_aneg = &genphy_config_aneg,
2220                 .config_init = &m88e3016_config_init,
2221                 .aneg_done = &marvell_aneg_done,
2222                 .read_status = &marvell_read_status,
2223                 .ack_interrupt = &marvell_ack_interrupt,
2224                 .config_intr = &marvell_config_intr,
2225                 .did_interrupt = &m88e1121_did_interrupt,
2226                 .resume = &genphy_resume,
2227                 .suspend = &genphy_suspend,
2228                 .get_sset_count = marvell_get_sset_count,
2229                 .get_strings = marvell_get_strings,
2230                 .get_stats = marvell_get_stats,
2231         },
2232         {
2233                 .phy_id = MARVELL_PHY_ID_88E6390,
2234                 .phy_id_mask = MARVELL_PHY_ID_MASK,
2235                 .name = "Marvell 88E6390",
2236                 .features = PHY_GBIT_FEATURES,
2237                 .flags = PHY_HAS_INTERRUPT,
2238                 .probe = m88e1510_probe,
2239                 .config_init = &marvell_config_init,
2240                 .config_aneg = &m88e1510_config_aneg,
2241                 .read_status = &marvell_read_status,
2242                 .ack_interrupt = &marvell_ack_interrupt,
2243                 .config_intr = &marvell_config_intr,
2244                 .did_interrupt = &m88e1121_did_interrupt,
2245                 .resume = &genphy_resume,
2246                 .suspend = &genphy_suspend,
2247                 .get_sset_count = marvell_get_sset_count,
2248                 .get_strings = marvell_get_strings,
2249                 .get_stats = marvell_get_stats,
2250         },
2251 };
2252
2253 module_phy_driver(marvell_drivers);
2254
2255 static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2256         { MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
2257         { MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
2258         { MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
2259         { MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
2260         { MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
2261         { MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
2262         { MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
2263         { MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
2264         { MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
2265         { MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
2266         { MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2267         { MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2268         { MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2269         { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2270         { MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
2271         { }
2272 };
2273
2274 MODULE_DEVICE_TABLE(mdio, marvell_tbl);