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 * 10 * This program is free software; you can redistribute it and/or modify it 11 * under the terms of the GNU General Public License as published by the 12 * Free Software Foundation; either version 2 of the License, or (at your 13 * option) any later version. 14 * 15 * Support : Micrel Phys: 16 * Giga phys: ksz9021, ksz9031 17 * 100/10 Phys : ksz8001, ksz8721, ksz8737, ksz8041 18 * ksz8021, ksz8031, ksz8051, 19 * ksz8081, ksz8091, 20 * ksz8061, 21 * Switch : ksz8873, ksz886x 22 */ 23 24 #include <linux/kernel.h> 25 #include <linux/module.h> 26 #include <linux/phy.h> 27 #include <linux/micrel_phy.h> 28 #include <linux/of.h> 29 30 /* Operation Mode Strap Override */ 31 #define MII_KSZPHY_OMSO 0x16 32 #define KSZPHY_OMSO_B_CAST_OFF (1 << 9) 33 #define KSZPHY_OMSO_RMII_OVERRIDE (1 << 1) 34 #define KSZPHY_OMSO_MII_OVERRIDE (1 << 0) 35 36 /* general Interrupt control/status reg in vendor specific block. */ 37 #define MII_KSZPHY_INTCS 0x1B 38 #define KSZPHY_INTCS_JABBER (1 << 15) 39 #define KSZPHY_INTCS_RECEIVE_ERR (1 << 14) 40 #define KSZPHY_INTCS_PAGE_RECEIVE (1 << 13) 41 #define KSZPHY_INTCS_PARELLEL (1 << 12) 42 #define KSZPHY_INTCS_LINK_PARTNER_ACK (1 << 11) 43 #define KSZPHY_INTCS_LINK_DOWN (1 << 10) 44 #define KSZPHY_INTCS_REMOTE_FAULT (1 << 9) 45 #define KSZPHY_INTCS_LINK_UP (1 << 8) 46 #define KSZPHY_INTCS_ALL (KSZPHY_INTCS_LINK_UP |\ 47 KSZPHY_INTCS_LINK_DOWN) 48 49 /* general PHY control reg in vendor specific block. */ 50 #define MII_KSZPHY_CTRL 0x1F 51 /* bitmap of PHY register to set interrupt mode */ 52 #define KSZPHY_CTRL_INT_ACTIVE_HIGH (1 << 9) 53 #define KSZ9021_CTRL_INT_ACTIVE_HIGH (1 << 14) 54 #define KS8737_CTRL_INT_ACTIVE_HIGH (1 << 14) 55 #define KSZ8051_RMII_50MHZ_CLK (1 << 7) 56 57 /* Write/read to/from extended registers */ 58 #define MII_KSZPHY_EXTREG 0x0b 59 #define KSZPHY_EXTREG_WRITE 0x8000 60 61 #define MII_KSZPHY_EXTREG_WRITE 0x0c 62 #define MII_KSZPHY_EXTREG_READ 0x0d 63 64 /* Extended registers */ 65 #define MII_KSZPHY_CLK_CONTROL_PAD_SKEW 0x104 66 #define MII_KSZPHY_RX_DATA_PAD_SKEW 0x105 67 #define MII_KSZPHY_TX_DATA_PAD_SKEW 0x106 68 69 #define PS_TO_REG 200 70 71 static int ksz_config_flags(struct phy_device *phydev) 72 { 73 int regval; 74 75 if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) { 76 regval = phy_read(phydev, MII_KSZPHY_CTRL); 77 regval |= KSZ8051_RMII_50MHZ_CLK; 78 return phy_write(phydev, MII_KSZPHY_CTRL, regval); 79 } 80 return 0; 81 } 82 83 static int kszphy_extended_write(struct phy_device *phydev, 84 u32 regnum, u16 val) 85 { 86 phy_write(phydev, MII_KSZPHY_EXTREG, KSZPHY_EXTREG_WRITE | regnum); 87 return phy_write(phydev, MII_KSZPHY_EXTREG_WRITE, val); 88 } 89 90 static int kszphy_extended_read(struct phy_device *phydev, 91 u32 regnum) 92 { 93 phy_write(phydev, MII_KSZPHY_EXTREG, regnum); 94 return phy_read(phydev, MII_KSZPHY_EXTREG_READ); 95 } 96 97 static int kszphy_ack_interrupt(struct phy_device *phydev) 98 { 99 /* bit[7..0] int status, which is a read and clear register. */ 100 int rc; 101 102 rc = phy_read(phydev, MII_KSZPHY_INTCS); 103 104 return (rc < 0) ? rc : 0; 105 } 106 107 static int kszphy_set_interrupt(struct phy_device *phydev) 108 { 109 int temp; 110 temp = (PHY_INTERRUPT_ENABLED == phydev->interrupts) ? 111 KSZPHY_INTCS_ALL : 0; 112 return phy_write(phydev, MII_KSZPHY_INTCS, temp); 113 } 114 115 static int kszphy_config_intr(struct phy_device *phydev) 116 { 117 int temp, rc; 118 119 /* set the interrupt pin active low */ 120 temp = phy_read(phydev, MII_KSZPHY_CTRL); 121 temp &= ~KSZPHY_CTRL_INT_ACTIVE_HIGH; 122 phy_write(phydev, MII_KSZPHY_CTRL, temp); 123 rc = kszphy_set_interrupt(phydev); 124 return rc < 0 ? rc : 0; 125 } 126 127 static int ksz9021_config_intr(struct phy_device *phydev) 128 { 129 int temp, rc; 130 131 /* set the interrupt pin active low */ 132 temp = phy_read(phydev, MII_KSZPHY_CTRL); 133 temp &= ~KSZ9021_CTRL_INT_ACTIVE_HIGH; 134 phy_write(phydev, MII_KSZPHY_CTRL, temp); 135 rc = kszphy_set_interrupt(phydev); 136 return rc < 0 ? rc : 0; 137 } 138 139 static int ks8737_config_intr(struct phy_device *phydev) 140 { 141 int temp, rc; 142 143 /* set the interrupt pin active low */ 144 temp = phy_read(phydev, MII_KSZPHY_CTRL); 145 temp &= ~KS8737_CTRL_INT_ACTIVE_HIGH; 146 phy_write(phydev, MII_KSZPHY_CTRL, temp); 147 rc = kszphy_set_interrupt(phydev); 148 return rc < 0 ? rc : 0; 149 } 150 151 static int kszphy_setup_led(struct phy_device *phydev, 152 unsigned int reg, unsigned int shift) 153 { 154 155 struct device *dev = &phydev->dev; 156 struct device_node *of_node = dev->of_node; 157 int rc, temp; 158 u32 val; 159 160 if (!of_node && dev->parent->of_node) 161 of_node = dev->parent->of_node; 162 163 if (of_property_read_u32(of_node, "micrel,led-mode", &val)) 164 return 0; 165 166 temp = phy_read(phydev, reg); 167 if (temp < 0) 168 return temp; 169 170 temp &= ~(3 << shift); 171 temp |= val << shift; 172 rc = phy_write(phydev, reg, temp); 173 174 return rc < 0 ? rc : 0; 175 } 176 177 static int kszphy_config_init(struct phy_device *phydev) 178 { 179 return 0; 180 } 181 182 static int kszphy_config_init_led8041(struct phy_device *phydev) 183 { 184 /* single led control, register 0x1e bits 15..14 */ 185 return kszphy_setup_led(phydev, 0x1e, 14); 186 } 187 188 static int ksz8021_config_init(struct phy_device *phydev) 189 { 190 const u16 val = KSZPHY_OMSO_B_CAST_OFF | KSZPHY_OMSO_RMII_OVERRIDE; 191 int rc; 192 193 rc = kszphy_setup_led(phydev, 0x1f, 4); 194 if (rc) 195 dev_err(&phydev->dev, "failed to set led mode\n"); 196 197 phy_write(phydev, MII_KSZPHY_OMSO, val); 198 rc = ksz_config_flags(phydev); 199 return rc < 0 ? rc : 0; 200 } 201 202 static int ks8051_config_init(struct phy_device *phydev) 203 { 204 int rc; 205 206 rc = kszphy_setup_led(phydev, 0x1f, 4); 207 if (rc) 208 dev_err(&phydev->dev, "failed to set led mode\n"); 209 210 rc = ksz_config_flags(phydev); 211 return rc < 0 ? rc : 0; 212 } 213 214 static int ksz9021_load_values_from_of(struct phy_device *phydev, 215 struct device_node *of_node, u16 reg, 216 char *field1, char *field2, 217 char *field3, char *field4) 218 { 219 int val1 = -1; 220 int val2 = -2; 221 int val3 = -3; 222 int val4 = -4; 223 int newval; 224 int matches = 0; 225 226 if (!of_property_read_u32(of_node, field1, &val1)) 227 matches++; 228 229 if (!of_property_read_u32(of_node, field2, &val2)) 230 matches++; 231 232 if (!of_property_read_u32(of_node, field3, &val3)) 233 matches++; 234 235 if (!of_property_read_u32(of_node, field4, &val4)) 236 matches++; 237 238 if (!matches) 239 return 0; 240 241 if (matches < 4) 242 newval = kszphy_extended_read(phydev, reg); 243 else 244 newval = 0; 245 246 if (val1 != -1) 247 newval = ((newval & 0xfff0) | ((val1 / PS_TO_REG) & 0xf) << 0); 248 249 if (val2 != -2) 250 newval = ((newval & 0xff0f) | ((val2 / PS_TO_REG) & 0xf) << 4); 251 252 if (val3 != -3) 253 newval = ((newval & 0xf0ff) | ((val3 / PS_TO_REG) & 0xf) << 8); 254 255 if (val4 != -4) 256 newval = ((newval & 0x0fff) | ((val4 / PS_TO_REG) & 0xf) << 12); 257 258 return kszphy_extended_write(phydev, reg, newval); 259 } 260 261 static int ksz9021_config_init(struct phy_device *phydev) 262 { 263 struct device *dev = &phydev->dev; 264 struct device_node *of_node = dev->of_node; 265 266 if (!of_node && dev->parent->of_node) 267 of_node = dev->parent->of_node; 268 269 if (of_node) { 270 ksz9021_load_values_from_of(phydev, of_node, 271 MII_KSZPHY_CLK_CONTROL_PAD_SKEW, 272 "txen-skew-ps", "txc-skew-ps", 273 "rxdv-skew-ps", "rxc-skew-ps"); 274 ksz9021_load_values_from_of(phydev, of_node, 275 MII_KSZPHY_RX_DATA_PAD_SKEW, 276 "rxd0-skew-ps", "rxd1-skew-ps", 277 "rxd2-skew-ps", "rxd3-skew-ps"); 278 ksz9021_load_values_from_of(phydev, of_node, 279 MII_KSZPHY_TX_DATA_PAD_SKEW, 280 "txd0-skew-ps", "txd1-skew-ps", 281 "txd2-skew-ps", "txd3-skew-ps"); 282 } 283 return 0; 284 } 285 286 #define MII_KSZ9031RN_MMD_CTRL_REG 0x0d 287 #define MII_KSZ9031RN_MMD_REGDATA_REG 0x0e 288 #define OP_DATA 1 289 #define KSZ9031_PS_TO_REG 60 290 291 /* Extended registers */ 292 #define MII_KSZ9031RN_CONTROL_PAD_SKEW 4 293 #define MII_KSZ9031RN_RX_DATA_PAD_SKEW 5 294 #define MII_KSZ9031RN_TX_DATA_PAD_SKEW 6 295 #define MII_KSZ9031RN_CLK_PAD_SKEW 8 296 297 static int ksz9031_extended_write(struct phy_device *phydev, 298 u8 mode, u32 dev_addr, u32 regnum, u16 val) 299 { 300 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); 301 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); 302 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); 303 return phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, val); 304 } 305 306 static int ksz9031_extended_read(struct phy_device *phydev, 307 u8 mode, u32 dev_addr, u32 regnum) 308 { 309 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); 310 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); 311 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); 312 return phy_read(phydev, MII_KSZ9031RN_MMD_REGDATA_REG); 313 } 314 315 static int ksz9031_of_load_skew_values(struct phy_device *phydev, 316 struct device_node *of_node, 317 u16 reg, size_t field_sz, 318 char *field[], u8 numfields) 319 { 320 int val[4] = {-1, -2, -3, -4}; 321 int matches = 0; 322 u16 mask; 323 u16 maxval; 324 u16 newval; 325 int i; 326 327 for (i = 0; i < numfields; i++) 328 if (!of_property_read_u32(of_node, field[i], val + i)) 329 matches++; 330 331 if (!matches) 332 return 0; 333 334 if (matches < numfields) 335 newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg); 336 else 337 newval = 0; 338 339 maxval = (field_sz == 4) ? 0xf : 0x1f; 340 for (i = 0; i < numfields; i++) 341 if (val[i] != -(i + 1)) { 342 mask = 0xffff; 343 mask ^= maxval << (field_sz * i); 344 newval = (newval & mask) | 345 (((val[i] / KSZ9031_PS_TO_REG) & maxval) 346 << (field_sz * i)); 347 } 348 349 return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval); 350 } 351 352 static int ksz9031_config_init(struct phy_device *phydev) 353 { 354 struct device *dev = &phydev->dev; 355 struct device_node *of_node = dev->of_node; 356 char *clk_skews[2] = {"rxc-skew-ps", "txc-skew-ps"}; 357 char *rx_data_skews[4] = { 358 "rxd0-skew-ps", "rxd1-skew-ps", 359 "rxd2-skew-ps", "rxd3-skew-ps" 360 }; 361 char *tx_data_skews[4] = { 362 "txd0-skew-ps", "txd1-skew-ps", 363 "txd2-skew-ps", "txd3-skew-ps" 364 }; 365 char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"}; 366 367 if (!of_node && dev->parent->of_node) 368 of_node = dev->parent->of_node; 369 370 if (of_node) { 371 ksz9031_of_load_skew_values(phydev, of_node, 372 MII_KSZ9031RN_CLK_PAD_SKEW, 5, 373 clk_skews, 2); 374 375 ksz9031_of_load_skew_values(phydev, of_node, 376 MII_KSZ9031RN_CONTROL_PAD_SKEW, 4, 377 control_skews, 2); 378 379 ksz9031_of_load_skew_values(phydev, of_node, 380 MII_KSZ9031RN_RX_DATA_PAD_SKEW, 4, 381 rx_data_skews, 4); 382 383 ksz9031_of_load_skew_values(phydev, of_node, 384 MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4, 385 tx_data_skews, 4); 386 } 387 return 0; 388 } 389 390 #define KSZ8873MLL_GLOBAL_CONTROL_4 0x06 391 #define KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX (1 << 6) 392 #define KSZ8873MLL_GLOBAL_CONTROL_4_SPEED (1 << 4) 393 static int ksz8873mll_read_status(struct phy_device *phydev) 394 { 395 int regval; 396 397 /* dummy read */ 398 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4); 399 400 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4); 401 402 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX) 403 phydev->duplex = DUPLEX_HALF; 404 else 405 phydev->duplex = DUPLEX_FULL; 406 407 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_SPEED) 408 phydev->speed = SPEED_10; 409 else 410 phydev->speed = SPEED_100; 411 412 phydev->link = 1; 413 phydev->pause = phydev->asym_pause = 0; 414 415 return 0; 416 } 417 418 static int ksz8873mll_config_aneg(struct phy_device *phydev) 419 { 420 return 0; 421 } 422 423 static struct phy_driver ksphy_driver[] = { 424 { 425 .phy_id = PHY_ID_KS8737, 426 .phy_id_mask = 0x00fffff0, 427 .name = "Micrel KS8737", 428 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 429 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 430 .config_init = kszphy_config_init, 431 .config_aneg = genphy_config_aneg, 432 .read_status = genphy_read_status, 433 .ack_interrupt = kszphy_ack_interrupt, 434 .config_intr = ks8737_config_intr, 435 .suspend = genphy_suspend, 436 .resume = genphy_resume, 437 .driver = { .owner = THIS_MODULE,}, 438 }, { 439 .phy_id = PHY_ID_KSZ8021, 440 .phy_id_mask = 0x00ffffff, 441 .name = "Micrel KSZ8021 or KSZ8031", 442 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | 443 SUPPORTED_Asym_Pause), 444 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 445 .config_init = ksz8021_config_init, 446 .config_aneg = genphy_config_aneg, 447 .read_status = genphy_read_status, 448 .ack_interrupt = kszphy_ack_interrupt, 449 .config_intr = kszphy_config_intr, 450 .suspend = genphy_suspend, 451 .resume = genphy_resume, 452 .driver = { .owner = THIS_MODULE,}, 453 }, { 454 .phy_id = PHY_ID_KSZ8031, 455 .phy_id_mask = 0x00ffffff, 456 .name = "Micrel KSZ8031", 457 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | 458 SUPPORTED_Asym_Pause), 459 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 460 .config_init = ksz8021_config_init, 461 .config_aneg = genphy_config_aneg, 462 .read_status = genphy_read_status, 463 .ack_interrupt = kszphy_ack_interrupt, 464 .config_intr = kszphy_config_intr, 465 .suspend = genphy_suspend, 466 .resume = genphy_resume, 467 .driver = { .owner = THIS_MODULE,}, 468 }, { 469 .phy_id = PHY_ID_KSZ8041, 470 .phy_id_mask = 0x00fffff0, 471 .name = "Micrel KSZ8041", 472 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause 473 | SUPPORTED_Asym_Pause), 474 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 475 .config_init = kszphy_config_init_led8041, 476 .config_aneg = genphy_config_aneg, 477 .read_status = genphy_read_status, 478 .ack_interrupt = kszphy_ack_interrupt, 479 .config_intr = kszphy_config_intr, 480 .suspend = genphy_suspend, 481 .resume = genphy_resume, 482 .driver = { .owner = THIS_MODULE,}, 483 }, { 484 .phy_id = PHY_ID_KSZ8041RNLI, 485 .phy_id_mask = 0x00fffff0, 486 .name = "Micrel KSZ8041RNLI", 487 .features = PHY_BASIC_FEATURES | 488 SUPPORTED_Pause | SUPPORTED_Asym_Pause, 489 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 490 .config_init = kszphy_config_init_led8041, 491 .config_aneg = genphy_config_aneg, 492 .read_status = genphy_read_status, 493 .ack_interrupt = kszphy_ack_interrupt, 494 .config_intr = kszphy_config_intr, 495 .suspend = genphy_suspend, 496 .resume = genphy_resume, 497 .driver = { .owner = THIS_MODULE,}, 498 }, { 499 .phy_id = PHY_ID_KSZ8051, 500 .phy_id_mask = 0x00fffff0, 501 .name = "Micrel KSZ8051", 502 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause 503 | SUPPORTED_Asym_Pause), 504 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 505 .config_init = ks8051_config_init, 506 .config_aneg = genphy_config_aneg, 507 .read_status = genphy_read_status, 508 .ack_interrupt = kszphy_ack_interrupt, 509 .config_intr = kszphy_config_intr, 510 .suspend = genphy_suspend, 511 .resume = genphy_resume, 512 .driver = { .owner = THIS_MODULE,}, 513 }, { 514 .phy_id = PHY_ID_KSZ8001, 515 .name = "Micrel KSZ8001 or KS8721", 516 .phy_id_mask = 0x00ffffff, 517 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 518 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 519 .config_init = kszphy_config_init_led8041, 520 .config_aneg = genphy_config_aneg, 521 .read_status = genphy_read_status, 522 .ack_interrupt = kszphy_ack_interrupt, 523 .config_intr = kszphy_config_intr, 524 .suspend = genphy_suspend, 525 .resume = genphy_resume, 526 .driver = { .owner = THIS_MODULE,}, 527 }, { 528 .phy_id = PHY_ID_KSZ8081, 529 .name = "Micrel KSZ8081 or KSZ8091", 530 .phy_id_mask = 0x00fffff0, 531 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 532 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 533 .config_init = kszphy_config_init, 534 .config_aneg = genphy_config_aneg, 535 .read_status = genphy_read_status, 536 .ack_interrupt = kszphy_ack_interrupt, 537 .config_intr = kszphy_config_intr, 538 .suspend = genphy_suspend, 539 .resume = genphy_resume, 540 .driver = { .owner = THIS_MODULE,}, 541 }, { 542 .phy_id = PHY_ID_KSZ8061, 543 .name = "Micrel KSZ8061", 544 .phy_id_mask = 0x00fffff0, 545 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 546 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 547 .config_init = kszphy_config_init, 548 .config_aneg = genphy_config_aneg, 549 .read_status = genphy_read_status, 550 .ack_interrupt = kszphy_ack_interrupt, 551 .config_intr = kszphy_config_intr, 552 .suspend = genphy_suspend, 553 .resume = genphy_resume, 554 .driver = { .owner = THIS_MODULE,}, 555 }, { 556 .phy_id = PHY_ID_KSZ9021, 557 .phy_id_mask = 0x000ffffe, 558 .name = "Micrel KSZ9021 Gigabit PHY", 559 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), 560 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 561 .config_init = ksz9021_config_init, 562 .config_aneg = genphy_config_aneg, 563 .read_status = genphy_read_status, 564 .ack_interrupt = kszphy_ack_interrupt, 565 .config_intr = ksz9021_config_intr, 566 .suspend = genphy_suspend, 567 .resume = genphy_resume, 568 .driver = { .owner = THIS_MODULE, }, 569 }, { 570 .phy_id = PHY_ID_KSZ9031, 571 .phy_id_mask = 0x00fffff0, 572 .name = "Micrel KSZ9031 Gigabit PHY", 573 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause 574 | SUPPORTED_Asym_Pause), 575 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 576 .config_init = ksz9031_config_init, 577 .config_aneg = genphy_config_aneg, 578 .read_status = genphy_read_status, 579 .ack_interrupt = kszphy_ack_interrupt, 580 .config_intr = ksz9021_config_intr, 581 .suspend = genphy_suspend, 582 .resume = genphy_resume, 583 .driver = { .owner = THIS_MODULE, }, 584 }, { 585 .phy_id = PHY_ID_KSZ8873MLL, 586 .phy_id_mask = 0x00fffff0, 587 .name = "Micrel KSZ8873MLL Switch", 588 .features = (SUPPORTED_Pause | SUPPORTED_Asym_Pause), 589 .flags = PHY_HAS_MAGICANEG, 590 .config_init = kszphy_config_init, 591 .config_aneg = ksz8873mll_config_aneg, 592 .read_status = ksz8873mll_read_status, 593 .suspend = genphy_suspend, 594 .resume = genphy_resume, 595 .driver = { .owner = THIS_MODULE, }, 596 }, { 597 .phy_id = PHY_ID_KSZ886X, 598 .phy_id_mask = 0x00fffff0, 599 .name = "Micrel KSZ886X Switch", 600 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), 601 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, 602 .config_init = kszphy_config_init, 603 .config_aneg = genphy_config_aneg, 604 .read_status = genphy_read_status, 605 .suspend = genphy_suspend, 606 .resume = genphy_resume, 607 .driver = { .owner = THIS_MODULE, }, 608 } }; 609 610 static int __init ksphy_init(void) 611 { 612 return phy_drivers_register(ksphy_driver, 613 ARRAY_SIZE(ksphy_driver)); 614 } 615 616 static void __exit ksphy_exit(void) 617 { 618 phy_drivers_unregister(ksphy_driver, 619 ARRAY_SIZE(ksphy_driver)); 620 } 621 622 module_init(ksphy_init); 623 module_exit(ksphy_exit); 624 625 MODULE_DESCRIPTION("Micrel PHY driver"); 626 MODULE_AUTHOR("David J. Choi"); 627 MODULE_LICENSE("GPL"); 628 629 static struct mdio_device_id __maybe_unused micrel_tbl[] = { 630 { PHY_ID_KSZ9021, 0x000ffffe }, 631 { PHY_ID_KSZ9031, 0x00fffff0 }, 632 { PHY_ID_KSZ8001, 0x00ffffff }, 633 { PHY_ID_KS8737, 0x00fffff0 }, 634 { PHY_ID_KSZ8021, 0x00ffffff }, 635 { PHY_ID_KSZ8031, 0x00ffffff }, 636 { PHY_ID_KSZ8041, 0x00fffff0 }, 637 { PHY_ID_KSZ8051, 0x00fffff0 }, 638 { PHY_ID_KSZ8061, 0x00fffff0 }, 639 { PHY_ID_KSZ8081, 0x00fffff0 }, 640 { PHY_ID_KSZ8873MLL, 0x00fffff0 }, 641 { PHY_ID_KSZ886X, 0x00fffff0 }, 642 { } 643 }; 644 645 MODULE_DEVICE_TABLE(mdio, micrel_tbl); 646