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 const struct device *dev_walker; 343 344 /* The Micrel driver has a deprecated option to place phy OF 345 * properties in the MAC node. Walk up the tree of devices to 346 * find a device with an OF node. 347 */ 348 dev_walker = &phydev->dev; 349 do { 350 of_node = dev_walker->of_node; 351 dev_walker = dev_walker->parent; 352 353 } while (!of_node && dev_walker); 354 355 if (of_node) { 356 ksz9021_load_values_from_of(phydev, of_node, 357 MII_KSZPHY_CLK_CONTROL_PAD_SKEW, 358 "txen-skew-ps", "txc-skew-ps", 359 "rxdv-skew-ps", "rxc-skew-ps"); 360 ksz9021_load_values_from_of(phydev, of_node, 361 MII_KSZPHY_RX_DATA_PAD_SKEW, 362 "rxd0-skew-ps", "rxd1-skew-ps", 363 "rxd2-skew-ps", "rxd3-skew-ps"); 364 ksz9021_load_values_from_of(phydev, of_node, 365 MII_KSZPHY_TX_DATA_PAD_SKEW, 366 "txd0-skew-ps", "txd1-skew-ps", 367 "txd2-skew-ps", "txd3-skew-ps"); 368 } 369 return 0; 370 } 371 372 #define MII_KSZ9031RN_MMD_CTRL_REG 0x0d 373 #define MII_KSZ9031RN_MMD_REGDATA_REG 0x0e 374 #define OP_DATA 1 375 #define KSZ9031_PS_TO_REG 60 376 377 /* Extended registers */ 378 /* MMD Address 0x0 */ 379 #define MII_KSZ9031RN_FLP_BURST_TX_LO 3 380 #define MII_KSZ9031RN_FLP_BURST_TX_HI 4 381 382 /* MMD Address 0x2 */ 383 #define MII_KSZ9031RN_CONTROL_PAD_SKEW 4 384 #define MII_KSZ9031RN_RX_DATA_PAD_SKEW 5 385 #define MII_KSZ9031RN_TX_DATA_PAD_SKEW 6 386 #define MII_KSZ9031RN_CLK_PAD_SKEW 8 387 388 static int ksz9031_extended_write(struct phy_device *phydev, 389 u8 mode, u32 dev_addr, u32 regnum, u16 val) 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_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, val); 395 } 396 397 static int ksz9031_extended_read(struct phy_device *phydev, 398 u8 mode, u32 dev_addr, u32 regnum) 399 { 400 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); 401 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); 402 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); 403 return phy_read(phydev, MII_KSZ9031RN_MMD_REGDATA_REG); 404 } 405 406 static int ksz9031_of_load_skew_values(struct phy_device *phydev, 407 const struct device_node *of_node, 408 u16 reg, size_t field_sz, 409 const char *field[], u8 numfields) 410 { 411 int val[4] = {-1, -2, -3, -4}; 412 int matches = 0; 413 u16 mask; 414 u16 maxval; 415 u16 newval; 416 int i; 417 418 for (i = 0; i < numfields; i++) 419 if (!of_property_read_u32(of_node, field[i], val + i)) 420 matches++; 421 422 if (!matches) 423 return 0; 424 425 if (matches < numfields) 426 newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg); 427 else 428 newval = 0; 429 430 maxval = (field_sz == 4) ? 0xf : 0x1f; 431 for (i = 0; i < numfields; i++) 432 if (val[i] != -(i + 1)) { 433 mask = 0xffff; 434 mask ^= maxval << (field_sz * i); 435 newval = (newval & mask) | 436 (((val[i] / KSZ9031_PS_TO_REG) & maxval) 437 << (field_sz * i)); 438 } 439 440 return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval); 441 } 442 443 static int ksz9031_center_flp_timing(struct phy_device *phydev) 444 { 445 int result; 446 447 /* Center KSZ9031RNX FLP timing at 16ms. */ 448 result = ksz9031_extended_write(phydev, OP_DATA, 0, 449 MII_KSZ9031RN_FLP_BURST_TX_HI, 0x0006); 450 result = ksz9031_extended_write(phydev, OP_DATA, 0, 451 MII_KSZ9031RN_FLP_BURST_TX_LO, 0x1A80); 452 453 if (result) 454 return result; 455 456 return genphy_restart_aneg(phydev); 457 } 458 459 static int ksz9031_config_init(struct phy_device *phydev) 460 { 461 const struct device *dev = &phydev->dev; 462 const struct device_node *of_node = dev->of_node; 463 static const char *clk_skews[2] = {"rxc-skew-ps", "txc-skew-ps"}; 464 static const char *rx_data_skews[4] = { 465 "rxd0-skew-ps", "rxd1-skew-ps", 466 "rxd2-skew-ps", "rxd3-skew-ps" 467 }; 468 static const char *tx_data_skews[4] = { 469 "txd0-skew-ps", "txd1-skew-ps", 470 "txd2-skew-ps", "txd3-skew-ps" 471 }; 472 static const char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"}; 473 474 if (!of_node && dev->parent->of_node) 475 of_node = dev->parent->of_node; 476 477 if (of_node) { 478 ksz9031_of_load_skew_values(phydev, of_node, 479 MII_KSZ9031RN_CLK_PAD_SKEW, 5, 480 clk_skews, 2); 481 482 ksz9031_of_load_skew_values(phydev, of_node, 483 MII_KSZ9031RN_CONTROL_PAD_SKEW, 4, 484 control_skews, 2); 485 486 ksz9031_of_load_skew_values(phydev, of_node, 487 MII_KSZ9031RN_RX_DATA_PAD_SKEW, 4, 488 rx_data_skews, 4); 489 490 ksz9031_of_load_skew_values(phydev, of_node, 491 MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4, 492 tx_data_skews, 4); 493 } 494 495 return ksz9031_center_flp_timing(phydev); 496 } 497 498 #define KSZ8873MLL_GLOBAL_CONTROL_4 0x06 499 #define KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX BIT(6) 500 #define KSZ8873MLL_GLOBAL_CONTROL_4_SPEED BIT(4) 501 static int ksz8873mll_read_status(struct phy_device *phydev) 502 { 503 int regval; 504 505 /* dummy read */ 506 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4); 507 508 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4); 509 510 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX) 511 phydev->duplex = DUPLEX_HALF; 512 else 513 phydev->duplex = DUPLEX_FULL; 514 515 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_SPEED) 516 phydev->speed = SPEED_10; 517 else 518 phydev->speed = SPEED_100; 519 520 phydev->link = 1; 521 phydev->pause = phydev->asym_pause = 0; 522 523 return 0; 524 } 525 526 static int ksz9031_read_status(struct phy_device *phydev) 527 { 528 int err; 529 int regval; 530 531 err = genphy_read_status(phydev); 532 if (err) 533 return err; 534 535 /* Make sure the PHY is not broken. Read idle error count, 536 * and reset the PHY if it is maxed out. 537 */ 538 regval = phy_read(phydev, MII_STAT1000); 539 if ((regval & 0xFF) == 0xFF) { 540 phy_init_hw(phydev); 541 phydev->link = 0; 542 } 543 544 return 0; 545 } 546 547 static int ksz8873mll_config_aneg(struct phy_device *phydev) 548 { 549 return 0; 550 } 551 552 /* This routine returns -1 as an indication to the caller that the 553 * Micrel ksz9021 10/100/1000 PHY does not support standard IEEE 554 * MMD extended PHY registers. 555 */ 556 static int 557 ksz9021_rd_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, 558 int regnum) 559 { 560 return -1; 561 } 562 563 /* This routine does nothing since the Micrel ksz9021 does not support 564 * standard IEEE MMD extended PHY registers. 565 */ 566 static void 567 ksz9021_wr_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, 568 int regnum, u32 val) 569 { 570 } 571 572 static int kszphy_probe(struct phy_device *phydev) 573 { 574 const struct kszphy_type *type = phydev->drv->driver_data; 575 const struct device_node *np = phydev->dev.of_node; 576 struct kszphy_priv *priv; 577 struct clk *clk; 578 int ret; 579 580 priv = devm_kzalloc(&phydev->dev, sizeof(*priv), GFP_KERNEL); 581 if (!priv) 582 return -ENOMEM; 583 584 phydev->priv = priv; 585 586 priv->type = type; 587 588 if (type->led_mode_reg) { 589 ret = of_property_read_u32(np, "micrel,led-mode", 590 &priv->led_mode); 591 if (ret) 592 priv->led_mode = -1; 593 594 if (priv->led_mode > 3) { 595 dev_err(&phydev->dev, "invalid led mode: 0x%02x\n", 596 priv->led_mode); 597 priv->led_mode = -1; 598 } 599 } else { 600 priv->led_mode = -1; 601 } 602 603 clk = devm_clk_get(&phydev->dev, "rmii-ref"); 604 /* NOTE: clk may be NULL if building without CONFIG_HAVE_CLK */ 605 if (!IS_ERR_OR_NULL(clk)) { 606 unsigned long rate = clk_get_rate(clk); 607 bool rmii_ref_clk_sel_25_mhz; 608 609 priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel; 610 rmii_ref_clk_sel_25_mhz = of_property_read_bool(np, 611 "micrel,rmii-reference-clock-select-25-mhz"); 612 613 if (rate > 24500000 && rate < 25500000) { 614 priv->rmii_ref_clk_sel_val = rmii_ref_clk_sel_25_mhz; 615 } else if (rate > 49500000 && rate < 50500000) { 616 priv->rmii_ref_clk_sel_val = !rmii_ref_clk_sel_25_mhz; 617 } else { 618 dev_err(&phydev->dev, "Clock rate out of range: %ld\n", rate); 619 return -EINVAL; 620 } 621 } 622 623 /* Support legacy board-file configuration */ 624 if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) { 625 priv->rmii_ref_clk_sel = true; 626 priv->rmii_ref_clk_sel_val = true; 627 } 628 629 return 0; 630 } 631 632 static struct phy_driver ksphy_driver[] = { 633 { 634 .phy_id = PHY_ID_KS8737, 635 .phy_id_mask = 0x00fffff0, 636 .name = "Micrel KS8737", 637 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 638 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 639 .driver_data = &ks8737_type, 640 .config_init = kszphy_config_init, 641 .config_aneg = genphy_config_aneg, 642 .read_status = genphy_read_status, 643 .ack_interrupt = kszphy_ack_interrupt, 644 .config_intr = kszphy_config_intr, 645 .suspend = genphy_suspend, 646 .resume = genphy_resume, 647 .driver = { .owner = THIS_MODULE,}, 648 }, { 649 .phy_id = PHY_ID_KSZ8021, 650 .phy_id_mask = 0x00ffffff, 651 .name = "Micrel KSZ8021 or KSZ8031", 652 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | 653 SUPPORTED_Asym_Pause), 654 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 655 .driver_data = &ksz8021_type, 656 .probe = kszphy_probe, 657 .config_init = kszphy_config_init, 658 .config_aneg = genphy_config_aneg, 659 .read_status = genphy_read_status, 660 .ack_interrupt = kszphy_ack_interrupt, 661 .config_intr = kszphy_config_intr, 662 .suspend = genphy_suspend, 663 .resume = genphy_resume, 664 .driver = { .owner = THIS_MODULE,}, 665 }, { 666 .phy_id = PHY_ID_KSZ8031, 667 .phy_id_mask = 0x00ffffff, 668 .name = "Micrel KSZ8031", 669 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | 670 SUPPORTED_Asym_Pause), 671 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 672 .driver_data = &ksz8021_type, 673 .probe = kszphy_probe, 674 .config_init = kszphy_config_init, 675 .config_aneg = genphy_config_aneg, 676 .read_status = genphy_read_status, 677 .ack_interrupt = kszphy_ack_interrupt, 678 .config_intr = kszphy_config_intr, 679 .suspend = genphy_suspend, 680 .resume = genphy_resume, 681 .driver = { .owner = THIS_MODULE,}, 682 }, { 683 .phy_id = PHY_ID_KSZ8041, 684 .phy_id_mask = 0x00fffff0, 685 .name = "Micrel KSZ8041", 686 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause 687 | SUPPORTED_Asym_Pause), 688 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 689 .driver_data = &ksz8041_type, 690 .probe = kszphy_probe, 691 .config_init = kszphy_config_init, 692 .config_aneg = genphy_config_aneg, 693 .read_status = genphy_read_status, 694 .ack_interrupt = kszphy_ack_interrupt, 695 .config_intr = kszphy_config_intr, 696 .suspend = genphy_suspend, 697 .resume = genphy_resume, 698 .driver = { .owner = THIS_MODULE,}, 699 }, { 700 .phy_id = PHY_ID_KSZ8041RNLI, 701 .phy_id_mask = 0x00fffff0, 702 .name = "Micrel KSZ8041RNLI", 703 .features = PHY_BASIC_FEATURES | 704 SUPPORTED_Pause | SUPPORTED_Asym_Pause, 705 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 706 .driver_data = &ksz8041_type, 707 .probe = kszphy_probe, 708 .config_init = kszphy_config_init, 709 .config_aneg = genphy_config_aneg, 710 .read_status = genphy_read_status, 711 .ack_interrupt = kszphy_ack_interrupt, 712 .config_intr = kszphy_config_intr, 713 .suspend = genphy_suspend, 714 .resume = genphy_resume, 715 .driver = { .owner = THIS_MODULE,}, 716 }, { 717 .phy_id = PHY_ID_KSZ8051, 718 .phy_id_mask = 0x00fffff0, 719 .name = "Micrel KSZ8051", 720 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause 721 | SUPPORTED_Asym_Pause), 722 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 723 .driver_data = &ksz8051_type, 724 .probe = kszphy_probe, 725 .config_init = kszphy_config_init, 726 .config_aneg = genphy_config_aneg, 727 .read_status = genphy_read_status, 728 .ack_interrupt = kszphy_ack_interrupt, 729 .config_intr = kszphy_config_intr, 730 .suspend = genphy_suspend, 731 .resume = genphy_resume, 732 .driver = { .owner = THIS_MODULE,}, 733 }, { 734 .phy_id = PHY_ID_KSZ8001, 735 .name = "Micrel KSZ8001 or KS8721", 736 .phy_id_mask = 0x00ffffff, 737 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 738 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 739 .driver_data = &ksz8041_type, 740 .probe = kszphy_probe, 741 .config_init = kszphy_config_init, 742 .config_aneg = genphy_config_aneg, 743 .read_status = genphy_read_status, 744 .ack_interrupt = kszphy_ack_interrupt, 745 .config_intr = kszphy_config_intr, 746 .suspend = genphy_suspend, 747 .resume = genphy_resume, 748 .driver = { .owner = THIS_MODULE,}, 749 }, { 750 .phy_id = PHY_ID_KSZ8081, 751 .name = "Micrel KSZ8081 or KSZ8091", 752 .phy_id_mask = 0x00fffff0, 753 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 754 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 755 .driver_data = &ksz8081_type, 756 .probe = kszphy_probe, 757 .config_init = kszphy_config_init, 758 .config_aneg = genphy_config_aneg, 759 .read_status = genphy_read_status, 760 .ack_interrupt = kszphy_ack_interrupt, 761 .config_intr = kszphy_config_intr, 762 .suspend = genphy_suspend, 763 .resume = genphy_resume, 764 .driver = { .owner = THIS_MODULE,}, 765 }, { 766 .phy_id = PHY_ID_KSZ8061, 767 .name = "Micrel KSZ8061", 768 .phy_id_mask = 0x00fffff0, 769 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 770 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 771 .config_init = kszphy_config_init, 772 .config_aneg = genphy_config_aneg, 773 .read_status = genphy_read_status, 774 .ack_interrupt = kszphy_ack_interrupt, 775 .config_intr = kszphy_config_intr, 776 .suspend = genphy_suspend, 777 .resume = genphy_resume, 778 .driver = { .owner = THIS_MODULE,}, 779 }, { 780 .phy_id = PHY_ID_KSZ9021, 781 .phy_id_mask = 0x000ffffe, 782 .name = "Micrel KSZ9021 Gigabit PHY", 783 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), 784 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 785 .driver_data = &ksz9021_type, 786 .config_init = ksz9021_config_init, 787 .config_aneg = genphy_config_aneg, 788 .read_status = genphy_read_status, 789 .ack_interrupt = kszphy_ack_interrupt, 790 .config_intr = kszphy_config_intr, 791 .suspend = genphy_suspend, 792 .resume = genphy_resume, 793 .read_mmd_indirect = ksz9021_rd_mmd_phyreg, 794 .write_mmd_indirect = ksz9021_wr_mmd_phyreg, 795 .driver = { .owner = THIS_MODULE, }, 796 }, { 797 .phy_id = PHY_ID_KSZ9031, 798 .phy_id_mask = 0x00fffff0, 799 .name = "Micrel KSZ9031 Gigabit PHY", 800 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), 801 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 802 .driver_data = &ksz9021_type, 803 .config_init = ksz9031_config_init, 804 .config_aneg = genphy_config_aneg, 805 .read_status = ksz9031_read_status, 806 .ack_interrupt = kszphy_ack_interrupt, 807 .config_intr = kszphy_config_intr, 808 .suspend = genphy_suspend, 809 .resume = genphy_resume, 810 .driver = { .owner = THIS_MODULE, }, 811 }, { 812 .phy_id = PHY_ID_KSZ8873MLL, 813 .phy_id_mask = 0x00fffff0, 814 .name = "Micrel KSZ8873MLL Switch", 815 .features = (SUPPORTED_Pause | SUPPORTED_Asym_Pause), 816 .flags = PHY_HAS_MAGICANEG, 817 .config_init = kszphy_config_init, 818 .config_aneg = ksz8873mll_config_aneg, 819 .read_status = ksz8873mll_read_status, 820 .suspend = genphy_suspend, 821 .resume = genphy_resume, 822 .driver = { .owner = THIS_MODULE, }, 823 }, { 824 .phy_id = PHY_ID_KSZ886X, 825 .phy_id_mask = 0x00fffff0, 826 .name = "Micrel KSZ886X Switch", 827 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 828 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 829 .config_init = kszphy_config_init, 830 .config_aneg = genphy_config_aneg, 831 .read_status = genphy_read_status, 832 .suspend = genphy_suspend, 833 .resume = genphy_resume, 834 .driver = { .owner = THIS_MODULE, }, 835 } }; 836 837 module_phy_driver(ksphy_driver); 838 839 MODULE_DESCRIPTION("Micrel PHY driver"); 840 MODULE_AUTHOR("David J. Choi"); 841 MODULE_LICENSE("GPL"); 842 843 static struct mdio_device_id __maybe_unused micrel_tbl[] = { 844 { PHY_ID_KSZ9021, 0x000ffffe }, 845 { PHY_ID_KSZ9031, 0x00fffff0 }, 846 { PHY_ID_KSZ8001, 0x00ffffff }, 847 { PHY_ID_KS8737, 0x00fffff0 }, 848 { PHY_ID_KSZ8021, 0x00ffffff }, 849 { PHY_ID_KSZ8031, 0x00ffffff }, 850 { PHY_ID_KSZ8041, 0x00fffff0 }, 851 { PHY_ID_KSZ8051, 0x00fffff0 }, 852 { PHY_ID_KSZ8061, 0x00fffff0 }, 853 { PHY_ID_KSZ8081, 0x00fffff0 }, 854 { PHY_ID_KSZ8873MLL, 0x00fffff0 }, 855 { PHY_ID_KSZ886X, 0x00fffff0 }, 856 { } 857 }; 858 859 MODULE_DEVICE_TABLE(mdio, micrel_tbl); 860