1 /* 2 * drivers/net/phy/micrel.c 3 * 4 * Driver for Micrel PHYs 5 * 6 * Author: David J. Choi 7 * 8 * Copyright (c) 2010-2013 Micrel, Inc. 9 * Copyright (c) 2014 Johan Hovold <johan@kernel.org> 10 * 11 * This program is free software; you can redistribute it and/or modify it 12 * under the terms of the GNU General Public License as published by the 13 * Free Software Foundation; either version 2 of the License, or (at your 14 * option) any later version. 15 * 16 * Support : Micrel Phys: 17 * Giga phys: ksz9021, ksz9031 18 * 100/10 Phys : ksz8001, ksz8721, ksz8737, ksz8041 19 * ksz8021, ksz8031, ksz8051, 20 * ksz8081, ksz8091, 21 * ksz8061, 22 * Switch : ksz8873, ksz886x 23 */ 24 25 #include <linux/kernel.h> 26 #include <linux/module.h> 27 #include <linux/phy.h> 28 #include <linux/micrel_phy.h> 29 #include <linux/of.h> 30 #include <linux/clk.h> 31 32 /* Operation Mode Strap Override */ 33 #define MII_KSZPHY_OMSO 0x16 34 #define KSZPHY_OMSO_B_CAST_OFF BIT(9) 35 #define KSZPHY_OMSO_NAND_TREE_ON BIT(5) 36 #define KSZPHY_OMSO_RMII_OVERRIDE BIT(1) 37 #define KSZPHY_OMSO_MII_OVERRIDE BIT(0) 38 39 /* general Interrupt control/status reg in vendor specific block. */ 40 #define MII_KSZPHY_INTCS 0x1B 41 #define KSZPHY_INTCS_JABBER BIT(15) 42 #define KSZPHY_INTCS_RECEIVE_ERR BIT(14) 43 #define KSZPHY_INTCS_PAGE_RECEIVE BIT(13) 44 #define KSZPHY_INTCS_PARELLEL BIT(12) 45 #define KSZPHY_INTCS_LINK_PARTNER_ACK BIT(11) 46 #define KSZPHY_INTCS_LINK_DOWN BIT(10) 47 #define KSZPHY_INTCS_REMOTE_FAULT BIT(9) 48 #define KSZPHY_INTCS_LINK_UP BIT(8) 49 #define KSZPHY_INTCS_ALL (KSZPHY_INTCS_LINK_UP |\ 50 KSZPHY_INTCS_LINK_DOWN) 51 52 /* PHY Control 1 */ 53 #define MII_KSZPHY_CTRL_1 0x1e 54 55 /* PHY Control 2 / PHY Control (if no PHY Control 1) */ 56 #define MII_KSZPHY_CTRL_2 0x1f 57 #define MII_KSZPHY_CTRL MII_KSZPHY_CTRL_2 58 /* bitmap of PHY register to set interrupt mode */ 59 #define KSZPHY_CTRL_INT_ACTIVE_HIGH BIT(9) 60 #define KSZPHY_RMII_REF_CLK_SEL BIT(7) 61 62 /* Write/read to/from extended registers */ 63 #define MII_KSZPHY_EXTREG 0x0b 64 #define KSZPHY_EXTREG_WRITE 0x8000 65 66 #define MII_KSZPHY_EXTREG_WRITE 0x0c 67 #define MII_KSZPHY_EXTREG_READ 0x0d 68 69 /* Extended registers */ 70 #define MII_KSZPHY_CLK_CONTROL_PAD_SKEW 0x104 71 #define MII_KSZPHY_RX_DATA_PAD_SKEW 0x105 72 #define MII_KSZPHY_TX_DATA_PAD_SKEW 0x106 73 74 #define PS_TO_REG 200 75 76 struct kszphy_type { 77 u32 led_mode_reg; 78 u16 interrupt_level_mask; 79 bool has_broadcast_disable; 80 bool has_nand_tree_disable; 81 bool has_rmii_ref_clk_sel; 82 }; 83 84 struct kszphy_priv { 85 const struct kszphy_type *type; 86 int led_mode; 87 bool rmii_ref_clk_sel; 88 bool rmii_ref_clk_sel_val; 89 }; 90 91 static const struct kszphy_type ksz8021_type = { 92 .led_mode_reg = MII_KSZPHY_CTRL_2, 93 .has_broadcast_disable = true, 94 .has_nand_tree_disable = true, 95 .has_rmii_ref_clk_sel = true, 96 }; 97 98 static const struct kszphy_type ksz8041_type = { 99 .led_mode_reg = MII_KSZPHY_CTRL_1, 100 }; 101 102 static const struct kszphy_type ksz8051_type = { 103 .led_mode_reg = MII_KSZPHY_CTRL_2, 104 .has_nand_tree_disable = true, 105 }; 106 107 static const struct kszphy_type ksz8081_type = { 108 .led_mode_reg = MII_KSZPHY_CTRL_2, 109 .has_broadcast_disable = true, 110 .has_nand_tree_disable = true, 111 .has_rmii_ref_clk_sel = true, 112 }; 113 114 static const struct kszphy_type ks8737_type = { 115 .interrupt_level_mask = BIT(14), 116 }; 117 118 static const struct kszphy_type ksz9021_type = { 119 .interrupt_level_mask = BIT(14), 120 }; 121 122 static int kszphy_extended_write(struct phy_device *phydev, 123 u32 regnum, u16 val) 124 { 125 phy_write(phydev, MII_KSZPHY_EXTREG, KSZPHY_EXTREG_WRITE | regnum); 126 return phy_write(phydev, MII_KSZPHY_EXTREG_WRITE, val); 127 } 128 129 static int kszphy_extended_read(struct phy_device *phydev, 130 u32 regnum) 131 { 132 phy_write(phydev, MII_KSZPHY_EXTREG, regnum); 133 return phy_read(phydev, MII_KSZPHY_EXTREG_READ); 134 } 135 136 static int kszphy_ack_interrupt(struct phy_device *phydev) 137 { 138 /* bit[7..0] int status, which is a read and clear register. */ 139 int rc; 140 141 rc = phy_read(phydev, MII_KSZPHY_INTCS); 142 143 return (rc < 0) ? rc : 0; 144 } 145 146 static int kszphy_config_intr(struct phy_device *phydev) 147 { 148 const struct kszphy_type *type = phydev->drv->driver_data; 149 int temp; 150 u16 mask; 151 152 if (type && type->interrupt_level_mask) 153 mask = type->interrupt_level_mask; 154 else 155 mask = KSZPHY_CTRL_INT_ACTIVE_HIGH; 156 157 /* set the interrupt pin active low */ 158 temp = phy_read(phydev, MII_KSZPHY_CTRL); 159 if (temp < 0) 160 return temp; 161 temp &= ~mask; 162 phy_write(phydev, MII_KSZPHY_CTRL, temp); 163 164 /* enable / disable interrupts */ 165 if (phydev->interrupts == PHY_INTERRUPT_ENABLED) 166 temp = KSZPHY_INTCS_ALL; 167 else 168 temp = 0; 169 170 return phy_write(phydev, MII_KSZPHY_INTCS, temp); 171 } 172 173 static int kszphy_rmii_clk_sel(struct phy_device *phydev, bool val) 174 { 175 int ctrl; 176 177 ctrl = phy_read(phydev, MII_KSZPHY_CTRL); 178 if (ctrl < 0) 179 return ctrl; 180 181 if (val) 182 ctrl |= KSZPHY_RMII_REF_CLK_SEL; 183 else 184 ctrl &= ~KSZPHY_RMII_REF_CLK_SEL; 185 186 return phy_write(phydev, MII_KSZPHY_CTRL, ctrl); 187 } 188 189 static int kszphy_setup_led(struct phy_device *phydev, u32 reg, int val) 190 { 191 int rc, temp, shift; 192 193 switch (reg) { 194 case MII_KSZPHY_CTRL_1: 195 shift = 14; 196 break; 197 case MII_KSZPHY_CTRL_2: 198 shift = 4; 199 break; 200 default: 201 return -EINVAL; 202 } 203 204 temp = phy_read(phydev, reg); 205 if (temp < 0) { 206 rc = temp; 207 goto out; 208 } 209 210 temp &= ~(3 << shift); 211 temp |= val << shift; 212 rc = phy_write(phydev, reg, temp); 213 out: 214 if (rc < 0) 215 dev_err(&phydev->dev, "failed to set led mode\n"); 216 217 return rc; 218 } 219 220 /* Disable PHY address 0 as the broadcast address, so that it can be used as a 221 * unique (non-broadcast) address on a shared bus. 222 */ 223 static int kszphy_broadcast_disable(struct phy_device *phydev) 224 { 225 int ret; 226 227 ret = phy_read(phydev, MII_KSZPHY_OMSO); 228 if (ret < 0) 229 goto out; 230 231 ret = phy_write(phydev, MII_KSZPHY_OMSO, ret | KSZPHY_OMSO_B_CAST_OFF); 232 out: 233 if (ret) 234 dev_err(&phydev->dev, "failed to disable broadcast address\n"); 235 236 return ret; 237 } 238 239 static int kszphy_nand_tree_disable(struct phy_device *phydev) 240 { 241 int ret; 242 243 ret = phy_read(phydev, MII_KSZPHY_OMSO); 244 if (ret < 0) 245 goto out; 246 247 if (!(ret & KSZPHY_OMSO_NAND_TREE_ON)) 248 return 0; 249 250 ret = phy_write(phydev, MII_KSZPHY_OMSO, 251 ret & ~KSZPHY_OMSO_NAND_TREE_ON); 252 out: 253 if (ret) 254 dev_err(&phydev->dev, "failed to disable NAND tree mode\n"); 255 256 return ret; 257 } 258 259 static int kszphy_config_init(struct phy_device *phydev) 260 { 261 struct kszphy_priv *priv = phydev->priv; 262 const struct kszphy_type *type; 263 int ret; 264 265 if (!priv) 266 return 0; 267 268 type = priv->type; 269 270 if (type->has_broadcast_disable) 271 kszphy_broadcast_disable(phydev); 272 273 if (type->has_nand_tree_disable) 274 kszphy_nand_tree_disable(phydev); 275 276 if (priv->rmii_ref_clk_sel) { 277 ret = kszphy_rmii_clk_sel(phydev, priv->rmii_ref_clk_sel_val); 278 if (ret) { 279 dev_err(&phydev->dev, "failed to set rmii reference clock\n"); 280 return ret; 281 } 282 } 283 284 if (priv->led_mode >= 0) 285 kszphy_setup_led(phydev, type->led_mode_reg, priv->led_mode); 286 287 return 0; 288 } 289 290 static int ksz9021_load_values_from_of(struct phy_device *phydev, 291 const struct device_node *of_node, 292 u16 reg, 293 const char *field1, const char *field2, 294 const char *field3, const char *field4) 295 { 296 int val1 = -1; 297 int val2 = -2; 298 int val3 = -3; 299 int val4 = -4; 300 int newval; 301 int matches = 0; 302 303 if (!of_property_read_u32(of_node, field1, &val1)) 304 matches++; 305 306 if (!of_property_read_u32(of_node, field2, &val2)) 307 matches++; 308 309 if (!of_property_read_u32(of_node, field3, &val3)) 310 matches++; 311 312 if (!of_property_read_u32(of_node, field4, &val4)) 313 matches++; 314 315 if (!matches) 316 return 0; 317 318 if (matches < 4) 319 newval = kszphy_extended_read(phydev, reg); 320 else 321 newval = 0; 322 323 if (val1 != -1) 324 newval = ((newval & 0xfff0) | ((val1 / PS_TO_REG) & 0xf) << 0); 325 326 if (val2 != -2) 327 newval = ((newval & 0xff0f) | ((val2 / PS_TO_REG) & 0xf) << 4); 328 329 if (val3 != -3) 330 newval = ((newval & 0xf0ff) | ((val3 / PS_TO_REG) & 0xf) << 8); 331 332 if (val4 != -4) 333 newval = ((newval & 0x0fff) | ((val4 / PS_TO_REG) & 0xf) << 12); 334 335 return kszphy_extended_write(phydev, reg, newval); 336 } 337 338 static int ksz9021_config_init(struct phy_device *phydev) 339 { 340 const struct device *dev = &phydev->dev; 341 const struct device_node *of_node = dev->of_node; 342 343 if (!of_node && dev->parent->of_node) 344 of_node = dev->parent->of_node; 345 346 if (of_node) { 347 ksz9021_load_values_from_of(phydev, of_node, 348 MII_KSZPHY_CLK_CONTROL_PAD_SKEW, 349 "txen-skew-ps", "txc-skew-ps", 350 "rxdv-skew-ps", "rxc-skew-ps"); 351 ksz9021_load_values_from_of(phydev, of_node, 352 MII_KSZPHY_RX_DATA_PAD_SKEW, 353 "rxd0-skew-ps", "rxd1-skew-ps", 354 "rxd2-skew-ps", "rxd3-skew-ps"); 355 ksz9021_load_values_from_of(phydev, of_node, 356 MII_KSZPHY_TX_DATA_PAD_SKEW, 357 "txd0-skew-ps", "txd1-skew-ps", 358 "txd2-skew-ps", "txd3-skew-ps"); 359 } 360 return 0; 361 } 362 363 #define MII_KSZ9031RN_MMD_CTRL_REG 0x0d 364 #define MII_KSZ9031RN_MMD_REGDATA_REG 0x0e 365 #define OP_DATA 1 366 #define KSZ9031_PS_TO_REG 60 367 368 /* Extended registers */ 369 /* MMD Address 0x0 */ 370 #define MII_KSZ9031RN_FLP_BURST_TX_LO 3 371 #define MII_KSZ9031RN_FLP_BURST_TX_HI 4 372 373 /* MMD Address 0x2 */ 374 #define MII_KSZ9031RN_CONTROL_PAD_SKEW 4 375 #define MII_KSZ9031RN_RX_DATA_PAD_SKEW 5 376 #define MII_KSZ9031RN_TX_DATA_PAD_SKEW 6 377 #define MII_KSZ9031RN_CLK_PAD_SKEW 8 378 379 static int ksz9031_extended_write(struct phy_device *phydev, 380 u8 mode, u32 dev_addr, u32 regnum, u16 val) 381 { 382 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); 383 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); 384 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); 385 return phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, val); 386 } 387 388 static int ksz9031_extended_read(struct phy_device *phydev, 389 u8 mode, u32 dev_addr, u32 regnum) 390 { 391 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); 392 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); 393 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); 394 return phy_read(phydev, MII_KSZ9031RN_MMD_REGDATA_REG); 395 } 396 397 static int ksz9031_of_load_skew_values(struct phy_device *phydev, 398 const struct device_node *of_node, 399 u16 reg, size_t field_sz, 400 const char *field[], u8 numfields) 401 { 402 int val[4] = {-1, -2, -3, -4}; 403 int matches = 0; 404 u16 mask; 405 u16 maxval; 406 u16 newval; 407 int i; 408 409 for (i = 0; i < numfields; i++) 410 if (!of_property_read_u32(of_node, field[i], val + i)) 411 matches++; 412 413 if (!matches) 414 return 0; 415 416 if (matches < numfields) 417 newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg); 418 else 419 newval = 0; 420 421 maxval = (field_sz == 4) ? 0xf : 0x1f; 422 for (i = 0; i < numfields; i++) 423 if (val[i] != -(i + 1)) { 424 mask = 0xffff; 425 mask ^= maxval << (field_sz * i); 426 newval = (newval & mask) | 427 (((val[i] / KSZ9031_PS_TO_REG) & maxval) 428 << (field_sz * i)); 429 } 430 431 return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval); 432 } 433 434 static int ksz9031_center_flp_timing(struct phy_device *phydev) 435 { 436 int result; 437 438 /* Center KSZ9031RNX FLP timing at 16ms. */ 439 result = ksz9031_extended_write(phydev, OP_DATA, 0, 440 MII_KSZ9031RN_FLP_BURST_TX_HI, 0x0006); 441 result = ksz9031_extended_write(phydev, OP_DATA, 0, 442 MII_KSZ9031RN_FLP_BURST_TX_LO, 0x1A80); 443 444 if (result) 445 return result; 446 447 return genphy_restart_aneg(phydev); 448 } 449 450 static int ksz9031_config_init(struct phy_device *phydev) 451 { 452 const struct device *dev = &phydev->dev; 453 const struct device_node *of_node = dev->of_node; 454 static const char *clk_skews[2] = {"rxc-skew-ps", "txc-skew-ps"}; 455 static const char *rx_data_skews[4] = { 456 "rxd0-skew-ps", "rxd1-skew-ps", 457 "rxd2-skew-ps", "rxd3-skew-ps" 458 }; 459 static const char *tx_data_skews[4] = { 460 "txd0-skew-ps", "txd1-skew-ps", 461 "txd2-skew-ps", "txd3-skew-ps" 462 }; 463 static const char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"}; 464 465 if (!of_node && dev->parent->of_node) 466 of_node = dev->parent->of_node; 467 468 if (of_node) { 469 ksz9031_of_load_skew_values(phydev, of_node, 470 MII_KSZ9031RN_CLK_PAD_SKEW, 5, 471 clk_skews, 2); 472 473 ksz9031_of_load_skew_values(phydev, of_node, 474 MII_KSZ9031RN_CONTROL_PAD_SKEW, 4, 475 control_skews, 2); 476 477 ksz9031_of_load_skew_values(phydev, of_node, 478 MII_KSZ9031RN_RX_DATA_PAD_SKEW, 4, 479 rx_data_skews, 4); 480 481 ksz9031_of_load_skew_values(phydev, of_node, 482 MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4, 483 tx_data_skews, 4); 484 } 485 486 return ksz9031_center_flp_timing(phydev); 487 } 488 489 #define KSZ8873MLL_GLOBAL_CONTROL_4 0x06 490 #define KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX BIT(6) 491 #define KSZ8873MLL_GLOBAL_CONTROL_4_SPEED BIT(4) 492 static int ksz8873mll_read_status(struct phy_device *phydev) 493 { 494 int regval; 495 496 /* dummy read */ 497 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4); 498 499 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4); 500 501 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX) 502 phydev->duplex = DUPLEX_HALF; 503 else 504 phydev->duplex = DUPLEX_FULL; 505 506 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_SPEED) 507 phydev->speed = SPEED_10; 508 else 509 phydev->speed = SPEED_100; 510 511 phydev->link = 1; 512 phydev->pause = phydev->asym_pause = 0; 513 514 return 0; 515 } 516 517 static int ksz9031_read_status(struct phy_device *phydev) 518 { 519 int err; 520 int regval; 521 522 err = genphy_read_status(phydev); 523 if (err) 524 return err; 525 526 /* Make sure the PHY is not broken. Read idle error count, 527 * and reset the PHY if it is maxed out. 528 */ 529 regval = phy_read(phydev, MII_STAT1000); 530 if ((regval & 0xFF) == 0xFF) { 531 phy_init_hw(phydev); 532 phydev->link = 0; 533 } 534 535 return 0; 536 } 537 538 static int ksz8873mll_config_aneg(struct phy_device *phydev) 539 { 540 return 0; 541 } 542 543 /* This routine returns -1 as an indication to the caller that the 544 * Micrel ksz9021 10/100/1000 PHY does not support standard IEEE 545 * MMD extended PHY registers. 546 */ 547 static int 548 ksz9021_rd_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, 549 int regnum) 550 { 551 return -1; 552 } 553 554 /* This routine does nothing since the Micrel ksz9021 does not support 555 * standard IEEE MMD extended PHY registers. 556 */ 557 static void 558 ksz9021_wr_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, 559 int regnum, u32 val) 560 { 561 } 562 563 static int kszphy_probe(struct phy_device *phydev) 564 { 565 const struct kszphy_type *type = phydev->drv->driver_data; 566 const struct device_node *np = phydev->dev.of_node; 567 struct kszphy_priv *priv; 568 struct clk *clk; 569 int ret; 570 571 priv = devm_kzalloc(&phydev->dev, sizeof(*priv), GFP_KERNEL); 572 if (!priv) 573 return -ENOMEM; 574 575 phydev->priv = priv; 576 577 priv->type = type; 578 579 if (type->led_mode_reg) { 580 ret = of_property_read_u32(np, "micrel,led-mode", 581 &priv->led_mode); 582 if (ret) 583 priv->led_mode = -1; 584 585 if (priv->led_mode > 3) { 586 dev_err(&phydev->dev, "invalid led mode: 0x%02x\n", 587 priv->led_mode); 588 priv->led_mode = -1; 589 } 590 } else { 591 priv->led_mode = -1; 592 } 593 594 clk = devm_clk_get(&phydev->dev, "rmii-ref"); 595 /* NOTE: clk may be NULL if building without CONFIG_HAVE_CLK */ 596 if (!IS_ERR_OR_NULL(clk)) { 597 unsigned long rate = clk_get_rate(clk); 598 bool rmii_ref_clk_sel_25_mhz; 599 600 priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel; 601 rmii_ref_clk_sel_25_mhz = of_property_read_bool(np, 602 "micrel,rmii-reference-clock-select-25-mhz"); 603 604 if (rate > 24500000 && rate < 25500000) { 605 priv->rmii_ref_clk_sel_val = rmii_ref_clk_sel_25_mhz; 606 } else if (rate > 49500000 && rate < 50500000) { 607 priv->rmii_ref_clk_sel_val = !rmii_ref_clk_sel_25_mhz; 608 } else { 609 dev_err(&phydev->dev, "Clock rate out of range: %ld\n", rate); 610 return -EINVAL; 611 } 612 } 613 614 /* Support legacy board-file configuration */ 615 if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) { 616 priv->rmii_ref_clk_sel = true; 617 priv->rmii_ref_clk_sel_val = true; 618 } 619 620 return 0; 621 } 622 623 static struct phy_driver ksphy_driver[] = { 624 { 625 .phy_id = PHY_ID_KS8737, 626 .phy_id_mask = 0x00fffff0, 627 .name = "Micrel KS8737", 628 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 629 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 630 .driver_data = &ks8737_type, 631 .config_init = kszphy_config_init, 632 .config_aneg = genphy_config_aneg, 633 .read_status = genphy_read_status, 634 .ack_interrupt = kszphy_ack_interrupt, 635 .config_intr = kszphy_config_intr, 636 .suspend = genphy_suspend, 637 .resume = genphy_resume, 638 .driver = { .owner = THIS_MODULE,}, 639 }, { 640 .phy_id = PHY_ID_KSZ8021, 641 .phy_id_mask = 0x00ffffff, 642 .name = "Micrel KSZ8021 or KSZ8031", 643 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | 644 SUPPORTED_Asym_Pause), 645 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 646 .driver_data = &ksz8021_type, 647 .probe = kszphy_probe, 648 .config_init = kszphy_config_init, 649 .config_aneg = genphy_config_aneg, 650 .read_status = genphy_read_status, 651 .ack_interrupt = kszphy_ack_interrupt, 652 .config_intr = kszphy_config_intr, 653 .suspend = genphy_suspend, 654 .resume = genphy_resume, 655 .driver = { .owner = THIS_MODULE,}, 656 }, { 657 .phy_id = PHY_ID_KSZ8031, 658 .phy_id_mask = 0x00ffffff, 659 .name = "Micrel KSZ8031", 660 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | 661 SUPPORTED_Asym_Pause), 662 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 663 .driver_data = &ksz8021_type, 664 .probe = kszphy_probe, 665 .config_init = kszphy_config_init, 666 .config_aneg = genphy_config_aneg, 667 .read_status = genphy_read_status, 668 .ack_interrupt = kszphy_ack_interrupt, 669 .config_intr = kszphy_config_intr, 670 .suspend = genphy_suspend, 671 .resume = genphy_resume, 672 .driver = { .owner = THIS_MODULE,}, 673 }, { 674 .phy_id = PHY_ID_KSZ8041, 675 .phy_id_mask = 0x00fffff0, 676 .name = "Micrel KSZ8041", 677 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause 678 | SUPPORTED_Asym_Pause), 679 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 680 .driver_data = &ksz8041_type, 681 .probe = kszphy_probe, 682 .config_init = kszphy_config_init, 683 .config_aneg = genphy_config_aneg, 684 .read_status = genphy_read_status, 685 .ack_interrupt = kszphy_ack_interrupt, 686 .config_intr = kszphy_config_intr, 687 .suspend = genphy_suspend, 688 .resume = genphy_resume, 689 .driver = { .owner = THIS_MODULE,}, 690 }, { 691 .phy_id = PHY_ID_KSZ8041RNLI, 692 .phy_id_mask = 0x00fffff0, 693 .name = "Micrel KSZ8041RNLI", 694 .features = PHY_BASIC_FEATURES | 695 SUPPORTED_Pause | SUPPORTED_Asym_Pause, 696 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 697 .driver_data = &ksz8041_type, 698 .probe = kszphy_probe, 699 .config_init = kszphy_config_init, 700 .config_aneg = genphy_config_aneg, 701 .read_status = genphy_read_status, 702 .ack_interrupt = kszphy_ack_interrupt, 703 .config_intr = kszphy_config_intr, 704 .suspend = genphy_suspend, 705 .resume = genphy_resume, 706 .driver = { .owner = THIS_MODULE,}, 707 }, { 708 .phy_id = PHY_ID_KSZ8051, 709 .phy_id_mask = 0x00fffff0, 710 .name = "Micrel KSZ8051", 711 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause 712 | SUPPORTED_Asym_Pause), 713 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 714 .driver_data = &ksz8051_type, 715 .probe = kszphy_probe, 716 .config_init = kszphy_config_init, 717 .config_aneg = genphy_config_aneg, 718 .read_status = genphy_read_status, 719 .ack_interrupt = kszphy_ack_interrupt, 720 .config_intr = kszphy_config_intr, 721 .suspend = genphy_suspend, 722 .resume = genphy_resume, 723 .driver = { .owner = THIS_MODULE,}, 724 }, { 725 .phy_id = PHY_ID_KSZ8001, 726 .name = "Micrel KSZ8001 or KS8721", 727 .phy_id_mask = 0x00ffffff, 728 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 729 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 730 .driver_data = &ksz8041_type, 731 .probe = kszphy_probe, 732 .config_init = kszphy_config_init, 733 .config_aneg = genphy_config_aneg, 734 .read_status = genphy_read_status, 735 .ack_interrupt = kszphy_ack_interrupt, 736 .config_intr = kszphy_config_intr, 737 .suspend = genphy_suspend, 738 .resume = genphy_resume, 739 .driver = { .owner = THIS_MODULE,}, 740 }, { 741 .phy_id = PHY_ID_KSZ8081, 742 .name = "Micrel KSZ8081 or KSZ8091", 743 .phy_id_mask = 0x00fffff0, 744 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 745 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 746 .driver_data = &ksz8081_type, 747 .probe = kszphy_probe, 748 .config_init = kszphy_config_init, 749 .config_aneg = genphy_config_aneg, 750 .read_status = genphy_read_status, 751 .ack_interrupt = kszphy_ack_interrupt, 752 .config_intr = kszphy_config_intr, 753 .suspend = genphy_suspend, 754 .resume = genphy_resume, 755 .driver = { .owner = THIS_MODULE,}, 756 }, { 757 .phy_id = PHY_ID_KSZ8061, 758 .name = "Micrel KSZ8061", 759 .phy_id_mask = 0x00fffff0, 760 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 761 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 762 .config_init = kszphy_config_init, 763 .config_aneg = genphy_config_aneg, 764 .read_status = genphy_read_status, 765 .ack_interrupt = kszphy_ack_interrupt, 766 .config_intr = kszphy_config_intr, 767 .suspend = genphy_suspend, 768 .resume = genphy_resume, 769 .driver = { .owner = THIS_MODULE,}, 770 }, { 771 .phy_id = PHY_ID_KSZ9021, 772 .phy_id_mask = 0x000ffffe, 773 .name = "Micrel KSZ9021 Gigabit PHY", 774 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), 775 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 776 .driver_data = &ksz9021_type, 777 .config_init = ksz9021_config_init, 778 .config_aneg = genphy_config_aneg, 779 .read_status = genphy_read_status, 780 .ack_interrupt = kszphy_ack_interrupt, 781 .config_intr = kszphy_config_intr, 782 .suspend = genphy_suspend, 783 .resume = genphy_resume, 784 .read_mmd_indirect = ksz9021_rd_mmd_phyreg, 785 .write_mmd_indirect = ksz9021_wr_mmd_phyreg, 786 .driver = { .owner = THIS_MODULE, }, 787 }, { 788 .phy_id = PHY_ID_KSZ9031, 789 .phy_id_mask = 0x00fffff0, 790 .name = "Micrel KSZ9031 Gigabit PHY", 791 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), 792 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 793 .driver_data = &ksz9021_type, 794 .config_init = ksz9031_config_init, 795 .config_aneg = genphy_config_aneg, 796 .read_status = ksz9031_read_status, 797 .ack_interrupt = kszphy_ack_interrupt, 798 .config_intr = kszphy_config_intr, 799 .suspend = genphy_suspend, 800 .resume = genphy_resume, 801 .driver = { .owner = THIS_MODULE, }, 802 }, { 803 .phy_id = PHY_ID_KSZ8873MLL, 804 .phy_id_mask = 0x00fffff0, 805 .name = "Micrel KSZ8873MLL Switch", 806 .features = (SUPPORTED_Pause | SUPPORTED_Asym_Pause), 807 .flags = PHY_HAS_MAGICANEG, 808 .config_init = kszphy_config_init, 809 .config_aneg = ksz8873mll_config_aneg, 810 .read_status = ksz8873mll_read_status, 811 .suspend = genphy_suspend, 812 .resume = genphy_resume, 813 .driver = { .owner = THIS_MODULE, }, 814 }, { 815 .phy_id = PHY_ID_KSZ886X, 816 .phy_id_mask = 0x00fffff0, 817 .name = "Micrel KSZ886X Switch", 818 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 819 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 820 .config_init = kszphy_config_init, 821 .config_aneg = genphy_config_aneg, 822 .read_status = genphy_read_status, 823 .suspend = genphy_suspend, 824 .resume = genphy_resume, 825 .driver = { .owner = THIS_MODULE, }, 826 } }; 827 828 module_phy_driver(ksphy_driver); 829 830 MODULE_DESCRIPTION("Micrel PHY driver"); 831 MODULE_AUTHOR("David J. Choi"); 832 MODULE_LICENSE("GPL"); 833 834 static struct mdio_device_id __maybe_unused micrel_tbl[] = { 835 { PHY_ID_KSZ9021, 0x000ffffe }, 836 { PHY_ID_KSZ9031, 0x00fffff0 }, 837 { PHY_ID_KSZ8001, 0x00ffffff }, 838 { PHY_ID_KS8737, 0x00fffff0 }, 839 { PHY_ID_KSZ8021, 0x00ffffff }, 840 { PHY_ID_KSZ8031, 0x00ffffff }, 841 { PHY_ID_KSZ8041, 0x00fffff0 }, 842 { PHY_ID_KSZ8051, 0x00fffff0 }, 843 { PHY_ID_KSZ8061, 0x00fffff0 }, 844 { PHY_ID_KSZ8081, 0x00fffff0 }, 845 { PHY_ID_KSZ8873MLL, 0x00fffff0 }, 846 { PHY_ID_KSZ886X, 0x00fffff0 }, 847 { } 848 }; 849 850 MODULE_DEVICE_TABLE(mdio, micrel_tbl); 851