1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * drivers/net/phy/marvell.c 4 * 5 * Driver for Marvell PHYs 6 * 7 * Author: Andy Fleming 8 * 9 * Copyright (c) 2004 Freescale Semiconductor, Inc. 10 * 11 * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de> 12 */ 13 #include <linux/kernel.h> 14 #include <linux/string.h> 15 #include <linux/ctype.h> 16 #include <linux/errno.h> 17 #include <linux/unistd.h> 18 #include <linux/hwmon.h> 19 #include <linux/interrupt.h> 20 #include <linux/init.h> 21 #include <linux/delay.h> 22 #include <linux/netdevice.h> 23 #include <linux/etherdevice.h> 24 #include <linux/skbuff.h> 25 #include <linux/spinlock.h> 26 #include <linux/mm.h> 27 #include <linux/module.h> 28 #include <linux/mii.h> 29 #include <linux/ethtool.h> 30 #include <linux/ethtool_netlink.h> 31 #include <linux/phy.h> 32 #include <linux/marvell_phy.h> 33 #include <linux/bitfield.h> 34 #include <linux/of.h> 35 #include <linux/sfp.h> 36 37 #include <linux/io.h> 38 #include <asm/irq.h> 39 #include <linux/uaccess.h> 40 41 #define MII_MARVELL_PHY_PAGE 22 42 #define MII_MARVELL_COPPER_PAGE 0x00 43 #define MII_MARVELL_FIBER_PAGE 0x01 44 #define MII_MARVELL_MSCR_PAGE 0x02 45 #define MII_MARVELL_LED_PAGE 0x03 46 #define MII_MARVELL_VCT5_PAGE 0x05 47 #define MII_MARVELL_MISC_TEST_PAGE 0x06 48 #define MII_MARVELL_VCT7_PAGE 0x07 49 #define MII_MARVELL_WOL_PAGE 0x11 50 #define MII_MARVELL_MODE_PAGE 0x12 51 52 #define MII_M1011_IEVENT 0x13 53 #define MII_M1011_IEVENT_CLEAR 0x0000 54 55 #define MII_M1011_IMASK 0x12 56 #define MII_M1011_IMASK_INIT 0x6400 57 #define MII_M1011_IMASK_CLEAR 0x0000 58 59 #define MII_M1011_PHY_SCR 0x10 60 #define MII_M1011_PHY_SCR_DOWNSHIFT_EN BIT(11) 61 #define MII_M1011_PHY_SCR_DOWNSHIFT_MASK GENMASK(14, 12) 62 #define MII_M1011_PHY_SCR_DOWNSHIFT_MAX 8 63 #define MII_M1011_PHY_SCR_MDI (0x0 << 5) 64 #define MII_M1011_PHY_SCR_MDI_X (0x1 << 5) 65 #define MII_M1011_PHY_SCR_AUTO_CROSS (0x3 << 5) 66 67 #define MII_M1011_PHY_SSR 0x11 68 #define MII_M1011_PHY_SSR_DOWNSHIFT BIT(5) 69 70 #define MII_M1111_PHY_LED_CONTROL 0x18 71 #define MII_M1111_PHY_LED_DIRECT 0x4100 72 #define MII_M1111_PHY_LED_COMBINE 0x411c 73 #define MII_M1111_PHY_EXT_CR 0x14 74 #define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK GENMASK(11, 9) 75 #define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX 8 76 #define MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN BIT(8) 77 #define MII_M1111_RGMII_RX_DELAY BIT(7) 78 #define MII_M1111_RGMII_TX_DELAY BIT(1) 79 #define MII_M1111_PHY_EXT_SR 0x1b 80 81 #define MII_M1111_HWCFG_MODE_MASK 0xf 82 #define MII_M1111_HWCFG_MODE_FIBER_RGMII 0x3 83 #define MII_M1111_HWCFG_MODE_SGMII_NO_CLK 0x4 84 #define MII_M1111_HWCFG_MODE_RTBI 0x7 85 #define MII_M1111_HWCFG_MODE_COPPER_1000X_AN 0x8 86 #define MII_M1111_HWCFG_MODE_COPPER_RTBI 0x9 87 #define MII_M1111_HWCFG_MODE_COPPER_RGMII 0xb 88 #define MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN 0xc 89 #define MII_M1111_HWCFG_SERIAL_AN_BYPASS BIT(12) 90 #define MII_M1111_HWCFG_FIBER_COPPER_RES BIT(13) 91 #define MII_M1111_HWCFG_FIBER_COPPER_AUTO BIT(15) 92 93 #define MII_88E1121_PHY_MSCR_REG 21 94 #define MII_88E1121_PHY_MSCR_RX_DELAY BIT(5) 95 #define MII_88E1121_PHY_MSCR_TX_DELAY BIT(4) 96 #define MII_88E1121_PHY_MSCR_DELAY_MASK (BIT(5) | BIT(4)) 97 98 #define MII_88E1121_MISC_TEST 0x1a 99 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK 0x1f00 100 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT 8 101 #define MII_88E1510_MISC_TEST_TEMP_IRQ_EN BIT(7) 102 #define MII_88E1510_MISC_TEST_TEMP_IRQ BIT(6) 103 #define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN BIT(5) 104 #define MII_88E1121_MISC_TEST_TEMP_MASK 0x1f 105 106 #define MII_88E1510_TEMP_SENSOR 0x1b 107 #define MII_88E1510_TEMP_SENSOR_MASK 0xff 108 109 #define MII_88E1540_COPPER_CTRL3 0x1a 110 #define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK GENMASK(11, 10) 111 #define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS 0 112 #define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS 1 113 #define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS 2 114 #define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS 3 115 #define MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN BIT(9) 116 117 #define MII_88E6390_MISC_TEST 0x1b 118 #define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S (0x0 << 14) 119 #define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE (0x1 << 14) 120 #define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_ONESHOT (0x2 << 14) 121 #define MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE (0x3 << 14) 122 #define MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK (0x3 << 14) 123 #define MII_88E6393_MISC_TEST_SAMPLES_2048 (0x0 << 11) 124 #define MII_88E6393_MISC_TEST_SAMPLES_4096 (0x1 << 11) 125 #define MII_88E6393_MISC_TEST_SAMPLES_8192 (0x2 << 11) 126 #define MII_88E6393_MISC_TEST_SAMPLES_16384 (0x3 << 11) 127 #define MII_88E6393_MISC_TEST_SAMPLES_MASK (0x3 << 11) 128 #define MII_88E6393_MISC_TEST_RATE_2_3MS (0x5 << 8) 129 #define MII_88E6393_MISC_TEST_RATE_6_4MS (0x6 << 8) 130 #define MII_88E6393_MISC_TEST_RATE_11_9MS (0x7 << 8) 131 #define MII_88E6393_MISC_TEST_RATE_MASK (0x7 << 8) 132 133 #define MII_88E6390_TEMP_SENSOR 0x1c 134 #define MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK 0xff00 135 #define MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT 8 136 #define MII_88E6390_TEMP_SENSOR_MASK 0xff 137 #define MII_88E6390_TEMP_SENSOR_SAMPLES 10 138 139 #define MII_88E1318S_PHY_MSCR1_REG 16 140 #define MII_88E1318S_PHY_MSCR1_PAD_ODD BIT(6) 141 142 /* Copper Specific Interrupt Enable Register */ 143 #define MII_88E1318S_PHY_CSIER 0x12 144 /* WOL Event Interrupt Enable */ 145 #define MII_88E1318S_PHY_CSIER_WOL_EIE BIT(7) 146 147 #define MII_88E1318S_PHY_LED_FUNC 0x10 148 #define MII_88E1318S_PHY_LED_FUNC_OFF (0x8) 149 #define MII_88E1318S_PHY_LED_FUNC_ON (0x9) 150 #define MII_88E1318S_PHY_LED_FUNC_HI_Z (0xa) 151 #define MII_88E1318S_PHY_LED_FUNC_BLINK (0xb) 152 #define MII_88E1318S_PHY_LED_TCR 0x12 153 #define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15) 154 #define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7) 155 #define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11) 156 157 /* Magic Packet MAC address registers */ 158 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17 159 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD1 0x18 160 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD0 0x19 161 162 #define MII_88E1318S_PHY_WOL_CTRL 0x10 163 #define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS BIT(12) 164 #define MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE BIT(13) 165 #define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE BIT(14) 166 167 #define MII_PHY_LED_CTRL 16 168 #define MII_88E1121_PHY_LED_DEF 0x0030 169 #define MII_88E1510_PHY_LED_DEF 0x1177 170 #define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE 0x1040 171 172 #define MII_M1011_PHY_STATUS 0x11 173 #define MII_M1011_PHY_STATUS_1000 0x8000 174 #define MII_M1011_PHY_STATUS_100 0x4000 175 #define MII_M1011_PHY_STATUS_SPD_MASK 0xc000 176 #define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000 177 #define MII_M1011_PHY_STATUS_RESOLVED 0x0800 178 #define MII_M1011_PHY_STATUS_LINK 0x0400 179 180 #define MII_88E3016_PHY_SPEC_CTRL 0x10 181 #define MII_88E3016_DISABLE_SCRAMBLER 0x0200 182 #define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030 183 184 #define MII_88E1510_GEN_CTRL_REG_1 0x14 185 #define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK 0x7 186 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII 0x0 /* RGMII to copper */ 187 #define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII 0x1 /* SGMII to copper */ 188 /* RGMII to 1000BASE-X */ 189 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X 0x2 190 /* RGMII to 100BASE-FX */ 191 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX 0x3 192 /* RGMII to SGMII */ 193 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII 0x4 194 #define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */ 195 196 #define MII_88E1510_MSCR_2 0x15 197 198 #define MII_VCT5_TX_RX_MDI0_COUPLING 0x10 199 #define MII_VCT5_TX_RX_MDI1_COUPLING 0x11 200 #define MII_VCT5_TX_RX_MDI2_COUPLING 0x12 201 #define MII_VCT5_TX_RX_MDI3_COUPLING 0x13 202 #define MII_VCT5_TX_RX_AMPLITUDE_MASK 0x7f00 203 #define MII_VCT5_TX_RX_AMPLITUDE_SHIFT 8 204 #define MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION BIT(15) 205 206 #define MII_VCT5_CTRL 0x17 207 #define MII_VCT5_CTRL_ENABLE BIT(15) 208 #define MII_VCT5_CTRL_COMPLETE BIT(14) 209 #define MII_VCT5_CTRL_TX_SAME_CHANNEL (0x0 << 11) 210 #define MII_VCT5_CTRL_TX0_CHANNEL (0x4 << 11) 211 #define MII_VCT5_CTRL_TX1_CHANNEL (0x5 << 11) 212 #define MII_VCT5_CTRL_TX2_CHANNEL (0x6 << 11) 213 #define MII_VCT5_CTRL_TX3_CHANNEL (0x7 << 11) 214 #define MII_VCT5_CTRL_SAMPLES_2 (0x0 << 8) 215 #define MII_VCT5_CTRL_SAMPLES_4 (0x1 << 8) 216 #define MII_VCT5_CTRL_SAMPLES_8 (0x2 << 8) 217 #define MII_VCT5_CTRL_SAMPLES_16 (0x3 << 8) 218 #define MII_VCT5_CTRL_SAMPLES_32 (0x4 << 8) 219 #define MII_VCT5_CTRL_SAMPLES_64 (0x5 << 8) 220 #define MII_VCT5_CTRL_SAMPLES_128 (0x6 << 8) 221 #define MII_VCT5_CTRL_SAMPLES_DEFAULT (0x6 << 8) 222 #define MII_VCT5_CTRL_SAMPLES_256 (0x7 << 8) 223 #define MII_VCT5_CTRL_SAMPLES_SHIFT 8 224 #define MII_VCT5_CTRL_MODE_MAXIMUM_PEEK (0x0 << 6) 225 #define MII_VCT5_CTRL_MODE_FIRST_LAST_PEEK (0x1 << 6) 226 #define MII_VCT5_CTRL_MODE_OFFSET (0x2 << 6) 227 #define MII_VCT5_CTRL_SAMPLE_POINT (0x3 << 6) 228 #define MII_VCT5_CTRL_PEEK_HYST_DEFAULT 3 229 230 #define MII_VCT5_SAMPLE_POINT_DISTANCE 0x18 231 #define MII_VCT5_SAMPLE_POINT_DISTANCE_MAX 511 232 #define MII_VCT5_TX_PULSE_CTRL 0x1c 233 #define MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN BIT(12) 234 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS (0x0 << 10) 235 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_96nS (0x1 << 10) 236 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_64nS (0x2 << 10) 237 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS (0x3 << 10) 238 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_SHIFT 10 239 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_1000mV (0x0 << 8) 240 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_750mV (0x1 << 8) 241 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_500mV (0x2 << 8) 242 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_250mV (0x3 << 8) 243 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_SHIFT 8 244 #define MII_VCT5_TX_PULSE_CTRL_MAX_AMP BIT(7) 245 #define MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV (0x6 << 0) 246 247 /* For TDR measurements less than 11 meters, a short pulse should be 248 * used. 249 */ 250 #define TDR_SHORT_CABLE_LENGTH 11 251 252 #define MII_VCT7_PAIR_0_DISTANCE 0x10 253 #define MII_VCT7_PAIR_1_DISTANCE 0x11 254 #define MII_VCT7_PAIR_2_DISTANCE 0x12 255 #define MII_VCT7_PAIR_3_DISTANCE 0x13 256 257 #define MII_VCT7_RESULTS 0x14 258 #define MII_VCT7_RESULTS_PAIR3_MASK 0xf000 259 #define MII_VCT7_RESULTS_PAIR2_MASK 0x0f00 260 #define MII_VCT7_RESULTS_PAIR1_MASK 0x00f0 261 #define MII_VCT7_RESULTS_PAIR0_MASK 0x000f 262 #define MII_VCT7_RESULTS_PAIR3_SHIFT 12 263 #define MII_VCT7_RESULTS_PAIR2_SHIFT 8 264 #define MII_VCT7_RESULTS_PAIR1_SHIFT 4 265 #define MII_VCT7_RESULTS_PAIR0_SHIFT 0 266 #define MII_VCT7_RESULTS_INVALID 0 267 #define MII_VCT7_RESULTS_OK 1 268 #define MII_VCT7_RESULTS_OPEN 2 269 #define MII_VCT7_RESULTS_SAME_SHORT 3 270 #define MII_VCT7_RESULTS_CROSS_SHORT 4 271 #define MII_VCT7_RESULTS_BUSY 9 272 273 #define MII_VCT7_CTRL 0x15 274 #define MII_VCT7_CTRL_RUN_NOW BIT(15) 275 #define MII_VCT7_CTRL_RUN_ANEG BIT(14) 276 #define MII_VCT7_CTRL_DISABLE_CROSS BIT(13) 277 #define MII_VCT7_CTRL_RUN_AFTER_BREAK_LINK BIT(12) 278 #define MII_VCT7_CTRL_IN_PROGRESS BIT(11) 279 #define MII_VCT7_CTRL_METERS BIT(10) 280 #define MII_VCT7_CTRL_CENTIMETERS 0 281 282 #define LPA_PAUSE_FIBER 0x180 283 #define LPA_PAUSE_ASYM_FIBER 0x100 284 285 #define NB_FIBER_STATS 1 286 287 MODULE_DESCRIPTION("Marvell PHY driver"); 288 MODULE_AUTHOR("Andy Fleming"); 289 MODULE_LICENSE("GPL"); 290 291 struct marvell_hw_stat { 292 const char *string; 293 u8 page; 294 u8 reg; 295 u8 bits; 296 }; 297 298 static struct marvell_hw_stat marvell_hw_stats[] = { 299 { "phy_receive_errors_copper", 0, 21, 16}, 300 { "phy_idle_errors", 0, 10, 8 }, 301 { "phy_receive_errors_fiber", 1, 21, 16}, 302 }; 303 304 struct marvell_priv { 305 u64 stats[ARRAY_SIZE(marvell_hw_stats)]; 306 char *hwmon_name; 307 struct device *hwmon_dev; 308 bool cable_test_tdr; 309 u32 first; 310 u32 last; 311 u32 step; 312 s8 pair; 313 }; 314 315 static int marvell_read_page(struct phy_device *phydev) 316 { 317 return __phy_read(phydev, MII_MARVELL_PHY_PAGE); 318 } 319 320 static int marvell_write_page(struct phy_device *phydev, int page) 321 { 322 return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page); 323 } 324 325 static int marvell_set_page(struct phy_device *phydev, int page) 326 { 327 return phy_write(phydev, MII_MARVELL_PHY_PAGE, page); 328 } 329 330 static int marvell_ack_interrupt(struct phy_device *phydev) 331 { 332 int err; 333 334 /* Clear the interrupts by reading the reg */ 335 err = phy_read(phydev, MII_M1011_IEVENT); 336 337 if (err < 0) 338 return err; 339 340 return 0; 341 } 342 343 static int marvell_config_intr(struct phy_device *phydev) 344 { 345 int err; 346 347 if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { 348 err = marvell_ack_interrupt(phydev); 349 if (err) 350 return err; 351 352 err = phy_write(phydev, MII_M1011_IMASK, 353 MII_M1011_IMASK_INIT); 354 } else { 355 err = phy_write(phydev, MII_M1011_IMASK, 356 MII_M1011_IMASK_CLEAR); 357 if (err) 358 return err; 359 360 err = marvell_ack_interrupt(phydev); 361 } 362 363 return err; 364 } 365 366 static irqreturn_t marvell_handle_interrupt(struct phy_device *phydev) 367 { 368 int irq_status; 369 370 irq_status = phy_read(phydev, MII_M1011_IEVENT); 371 if (irq_status < 0) { 372 phy_error(phydev); 373 return IRQ_NONE; 374 } 375 376 if (!(irq_status & MII_M1011_IMASK_INIT)) 377 return IRQ_NONE; 378 379 phy_trigger_machine(phydev); 380 381 return IRQ_HANDLED; 382 } 383 384 static int marvell_set_polarity(struct phy_device *phydev, int polarity) 385 { 386 u16 val; 387 388 switch (polarity) { 389 case ETH_TP_MDI: 390 val = MII_M1011_PHY_SCR_MDI; 391 break; 392 case ETH_TP_MDI_X: 393 val = MII_M1011_PHY_SCR_MDI_X; 394 break; 395 case ETH_TP_MDI_AUTO: 396 case ETH_TP_MDI_INVALID: 397 default: 398 val = MII_M1011_PHY_SCR_AUTO_CROSS; 399 break; 400 } 401 402 return phy_modify_changed(phydev, MII_M1011_PHY_SCR, 403 MII_M1011_PHY_SCR_AUTO_CROSS, val); 404 } 405 406 static int marvell_config_aneg(struct phy_device *phydev) 407 { 408 int changed = 0; 409 int err; 410 411 err = marvell_set_polarity(phydev, phydev->mdix_ctrl); 412 if (err < 0) 413 return err; 414 415 changed = err; 416 417 err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL, 418 MII_M1111_PHY_LED_DIRECT); 419 if (err < 0) 420 return err; 421 422 err = genphy_config_aneg(phydev); 423 if (err < 0) 424 return err; 425 426 if (phydev->autoneg != AUTONEG_ENABLE || changed) { 427 /* A write to speed/duplex bits (that is performed by 428 * genphy_config_aneg() call above) must be followed by 429 * a software reset. Otherwise, the write has no effect. 430 */ 431 err = genphy_soft_reset(phydev); 432 if (err < 0) 433 return err; 434 } 435 436 return 0; 437 } 438 439 static int m88e1101_config_aneg(struct phy_device *phydev) 440 { 441 int err; 442 443 /* This Marvell PHY has an errata which requires 444 * that certain registers get written in order 445 * to restart autonegotiation 446 */ 447 err = genphy_soft_reset(phydev); 448 if (err < 0) 449 return err; 450 451 err = phy_write(phydev, 0x1d, 0x1f); 452 if (err < 0) 453 return err; 454 455 err = phy_write(phydev, 0x1e, 0x200c); 456 if (err < 0) 457 return err; 458 459 err = phy_write(phydev, 0x1d, 0x5); 460 if (err < 0) 461 return err; 462 463 err = phy_write(phydev, 0x1e, 0); 464 if (err < 0) 465 return err; 466 467 err = phy_write(phydev, 0x1e, 0x100); 468 if (err < 0) 469 return err; 470 471 return marvell_config_aneg(phydev); 472 } 473 474 #if IS_ENABLED(CONFIG_OF_MDIO) 475 /* Set and/or override some configuration registers based on the 476 * marvell,reg-init property stored in the of_node for the phydev. 477 * 478 * marvell,reg-init = <reg-page reg mask value>,...; 479 * 480 * There may be one or more sets of <reg-page reg mask value>: 481 * 482 * reg-page: which register bank to use. 483 * reg: the register. 484 * mask: if non-zero, ANDed with existing register value. 485 * value: ORed with the masked value and written to the regiser. 486 * 487 */ 488 static int marvell_of_reg_init(struct phy_device *phydev) 489 { 490 const __be32 *paddr; 491 int len, i, saved_page, current_page, ret = 0; 492 493 if (!phydev->mdio.dev.of_node) 494 return 0; 495 496 paddr = of_get_property(phydev->mdio.dev.of_node, 497 "marvell,reg-init", &len); 498 if (!paddr || len < (4 * sizeof(*paddr))) 499 return 0; 500 501 saved_page = phy_save_page(phydev); 502 if (saved_page < 0) 503 goto err; 504 current_page = saved_page; 505 506 len /= sizeof(*paddr); 507 for (i = 0; i < len - 3; i += 4) { 508 u16 page = be32_to_cpup(paddr + i); 509 u16 reg = be32_to_cpup(paddr + i + 1); 510 u16 mask = be32_to_cpup(paddr + i + 2); 511 u16 val_bits = be32_to_cpup(paddr + i + 3); 512 int val; 513 514 if (page != current_page) { 515 current_page = page; 516 ret = marvell_write_page(phydev, page); 517 if (ret < 0) 518 goto err; 519 } 520 521 val = 0; 522 if (mask) { 523 val = __phy_read(phydev, reg); 524 if (val < 0) { 525 ret = val; 526 goto err; 527 } 528 val &= mask; 529 } 530 val |= val_bits; 531 532 ret = __phy_write(phydev, reg, val); 533 if (ret < 0) 534 goto err; 535 } 536 err: 537 return phy_restore_page(phydev, saved_page, ret); 538 } 539 #else 540 static int marvell_of_reg_init(struct phy_device *phydev) 541 { 542 return 0; 543 } 544 #endif /* CONFIG_OF_MDIO */ 545 546 static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev) 547 { 548 int mscr; 549 550 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) 551 mscr = MII_88E1121_PHY_MSCR_RX_DELAY | 552 MII_88E1121_PHY_MSCR_TX_DELAY; 553 else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) 554 mscr = MII_88E1121_PHY_MSCR_RX_DELAY; 555 else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) 556 mscr = MII_88E1121_PHY_MSCR_TX_DELAY; 557 else 558 mscr = 0; 559 560 return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE, 561 MII_88E1121_PHY_MSCR_REG, 562 MII_88E1121_PHY_MSCR_DELAY_MASK, mscr); 563 } 564 565 static int m88e1121_config_aneg(struct phy_device *phydev) 566 { 567 int changed = 0; 568 int err = 0; 569 570 if (phy_interface_is_rgmii(phydev)) { 571 err = m88e1121_config_aneg_rgmii_delays(phydev); 572 if (err < 0) 573 return err; 574 } 575 576 changed = err; 577 578 err = marvell_set_polarity(phydev, phydev->mdix_ctrl); 579 if (err < 0) 580 return err; 581 582 changed |= err; 583 584 err = genphy_config_aneg(phydev); 585 if (err < 0) 586 return err; 587 588 if (phydev->autoneg != AUTONEG_ENABLE || changed) { 589 /* A software reset is used to ensure a "commit" of the 590 * changes is done. 591 */ 592 err = genphy_soft_reset(phydev); 593 if (err < 0) 594 return err; 595 } 596 597 return 0; 598 } 599 600 static int m88e1318_config_aneg(struct phy_device *phydev) 601 { 602 int err; 603 604 err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE, 605 MII_88E1318S_PHY_MSCR1_REG, 606 0, MII_88E1318S_PHY_MSCR1_PAD_ODD); 607 if (err < 0) 608 return err; 609 610 return m88e1121_config_aneg(phydev); 611 } 612 613 /** 614 * linkmode_adv_to_fiber_adv_t 615 * @advertise: the linkmode advertisement settings 616 * 617 * A small helper function that translates linkmode advertisement 618 * settings to phy autonegotiation advertisements for the MII_ADV 619 * register for fiber link. 620 */ 621 static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise) 622 { 623 u32 result = 0; 624 625 if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise)) 626 result |= ADVERTISE_1000XHALF; 627 if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise)) 628 result |= ADVERTISE_1000XFULL; 629 630 if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) && 631 linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise)) 632 result |= ADVERTISE_1000XPSE_ASYM; 633 else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise)) 634 result |= ADVERTISE_1000XPAUSE; 635 636 return result; 637 } 638 639 /** 640 * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR 641 * @phydev: target phy_device struct 642 * 643 * Description: If auto-negotiation is enabled, we configure the 644 * advertising, and then restart auto-negotiation. If it is not 645 * enabled, then we write the BMCR. Adapted for fiber link in 646 * some Marvell's devices. 647 */ 648 static int marvell_config_aneg_fiber(struct phy_device *phydev) 649 { 650 int changed = 0; 651 int err; 652 u16 adv; 653 654 if (phydev->autoneg != AUTONEG_ENABLE) 655 return genphy_setup_forced(phydev); 656 657 /* Only allow advertising what this PHY supports */ 658 linkmode_and(phydev->advertising, phydev->advertising, 659 phydev->supported); 660 661 adv = linkmode_adv_to_fiber_adv_t(phydev->advertising); 662 663 /* Setup fiber advertisement */ 664 err = phy_modify_changed(phydev, MII_ADVERTISE, 665 ADVERTISE_1000XHALF | ADVERTISE_1000XFULL | 666 ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM, 667 adv); 668 if (err < 0) 669 return err; 670 if (err > 0) 671 changed = 1; 672 673 return genphy_check_and_restart_aneg(phydev, changed); 674 } 675 676 static int m88e1111_config_aneg(struct phy_device *phydev) 677 { 678 int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR); 679 int err; 680 681 if (extsr < 0) 682 return extsr; 683 684 /* If not using SGMII or copper 1000BaseX modes, use normal process. 685 * Steps below are only required for these modes. 686 */ 687 if (phydev->interface != PHY_INTERFACE_MODE_SGMII && 688 (extsr & MII_M1111_HWCFG_MODE_MASK) != 689 MII_M1111_HWCFG_MODE_COPPER_1000X_AN) 690 return marvell_config_aneg(phydev); 691 692 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 693 if (err < 0) 694 goto error; 695 696 /* Configure the copper link first */ 697 err = marvell_config_aneg(phydev); 698 if (err < 0) 699 goto error; 700 701 /* Then the fiber link */ 702 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); 703 if (err < 0) 704 goto error; 705 706 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) 707 /* Do not touch the fiber advertisement if we're in copper->sgmii mode. 708 * Just ensure that SGMII-side autonegotiation is enabled. 709 * If we switched from some other mode to SGMII it may not be. 710 */ 711 err = genphy_check_and_restart_aneg(phydev, false); 712 else 713 err = marvell_config_aneg_fiber(phydev); 714 if (err < 0) 715 goto error; 716 717 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 718 719 error: 720 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 721 return err; 722 } 723 724 static int m88e1510_config_aneg(struct phy_device *phydev) 725 { 726 int err; 727 728 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 729 if (err < 0) 730 goto error; 731 732 /* Configure the copper link first */ 733 err = m88e1318_config_aneg(phydev); 734 if (err < 0) 735 goto error; 736 737 /* Do not touch the fiber page if we're in copper->sgmii mode */ 738 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) 739 return 0; 740 741 /* Then the fiber link */ 742 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); 743 if (err < 0) 744 goto error; 745 746 err = marvell_config_aneg_fiber(phydev); 747 if (err < 0) 748 goto error; 749 750 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 751 752 error: 753 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 754 return err; 755 } 756 757 static void marvell_config_led(struct phy_device *phydev) 758 { 759 u16 def_config; 760 int err; 761 762 switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) { 763 /* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */ 764 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R): 765 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S): 766 def_config = MII_88E1121_PHY_LED_DEF; 767 break; 768 /* Default PHY LED config: 769 * LED[0] .. 1000Mbps Link 770 * LED[1] .. 100Mbps Link 771 * LED[2] .. Blink, Activity 772 */ 773 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510): 774 if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE) 775 def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE; 776 else 777 def_config = MII_88E1510_PHY_LED_DEF; 778 break; 779 default: 780 return; 781 } 782 783 err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL, 784 def_config); 785 if (err < 0) 786 phydev_warn(phydev, "Fail to config marvell phy LED.\n"); 787 } 788 789 static int marvell_config_init(struct phy_device *phydev) 790 { 791 /* Set default LED */ 792 marvell_config_led(phydev); 793 794 /* Set registers from marvell,reg-init DT property */ 795 return marvell_of_reg_init(phydev); 796 } 797 798 static int m88e3016_config_init(struct phy_device *phydev) 799 { 800 int ret; 801 802 /* Enable Scrambler and Auto-Crossover */ 803 ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL, 804 MII_88E3016_DISABLE_SCRAMBLER, 805 MII_88E3016_AUTO_MDIX_CROSSOVER); 806 if (ret < 0) 807 return ret; 808 809 return marvell_config_init(phydev); 810 } 811 812 static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev, 813 u16 mode, 814 int fibre_copper_auto) 815 { 816 if (fibre_copper_auto) 817 mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO; 818 819 return phy_modify(phydev, MII_M1111_PHY_EXT_SR, 820 MII_M1111_HWCFG_MODE_MASK | 821 MII_M1111_HWCFG_FIBER_COPPER_AUTO | 822 MII_M1111_HWCFG_FIBER_COPPER_RES, 823 mode); 824 } 825 826 static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev) 827 { 828 int delay; 829 830 switch (phydev->interface) { 831 case PHY_INTERFACE_MODE_RGMII_ID: 832 delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY; 833 break; 834 case PHY_INTERFACE_MODE_RGMII_RXID: 835 delay = MII_M1111_RGMII_RX_DELAY; 836 break; 837 case PHY_INTERFACE_MODE_RGMII_TXID: 838 delay = MII_M1111_RGMII_TX_DELAY; 839 break; 840 default: 841 delay = 0; 842 break; 843 } 844 845 return phy_modify(phydev, MII_M1111_PHY_EXT_CR, 846 MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY, 847 delay); 848 } 849 850 static int m88e1111_config_init_rgmii(struct phy_device *phydev) 851 { 852 int temp; 853 int err; 854 855 err = m88e1111_config_init_rgmii_delays(phydev); 856 if (err < 0) 857 return err; 858 859 temp = phy_read(phydev, MII_M1111_PHY_EXT_SR); 860 if (temp < 0) 861 return temp; 862 863 temp &= ~(MII_M1111_HWCFG_MODE_MASK); 864 865 if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES) 866 temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII; 867 else 868 temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII; 869 870 return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp); 871 } 872 873 static int m88e1111_config_init_sgmii(struct phy_device *phydev) 874 { 875 int err; 876 877 err = m88e1111_config_init_hwcfg_mode( 878 phydev, 879 MII_M1111_HWCFG_MODE_SGMII_NO_CLK, 880 MII_M1111_HWCFG_FIBER_COPPER_AUTO); 881 if (err < 0) 882 return err; 883 884 /* make sure copper is selected */ 885 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 886 } 887 888 static int m88e1111_config_init_rtbi(struct phy_device *phydev) 889 { 890 int err; 891 892 err = m88e1111_config_init_rgmii_delays(phydev); 893 if (err < 0) 894 return err; 895 896 err = m88e1111_config_init_hwcfg_mode( 897 phydev, 898 MII_M1111_HWCFG_MODE_RTBI, 899 MII_M1111_HWCFG_FIBER_COPPER_AUTO); 900 if (err < 0) 901 return err; 902 903 /* soft reset */ 904 err = genphy_soft_reset(phydev); 905 if (err < 0) 906 return err; 907 908 return m88e1111_config_init_hwcfg_mode( 909 phydev, 910 MII_M1111_HWCFG_MODE_RTBI, 911 MII_M1111_HWCFG_FIBER_COPPER_AUTO); 912 } 913 914 static int m88e1111_config_init_1000basex(struct phy_device *phydev) 915 { 916 int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR); 917 int err, mode; 918 919 if (extsr < 0) 920 return extsr; 921 922 /* If using copper mode, ensure 1000BaseX auto-negotiation is enabled */ 923 mode = extsr & MII_M1111_HWCFG_MODE_MASK; 924 if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) { 925 err = phy_modify(phydev, MII_M1111_PHY_EXT_SR, 926 MII_M1111_HWCFG_MODE_MASK | 927 MII_M1111_HWCFG_SERIAL_AN_BYPASS, 928 MII_M1111_HWCFG_MODE_COPPER_1000X_AN | 929 MII_M1111_HWCFG_SERIAL_AN_BYPASS); 930 if (err < 0) 931 return err; 932 } 933 return 0; 934 } 935 936 static int m88e1111_config_init(struct phy_device *phydev) 937 { 938 int err; 939 940 if (phy_interface_is_rgmii(phydev)) { 941 err = m88e1111_config_init_rgmii(phydev); 942 if (err < 0) 943 return err; 944 } 945 946 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { 947 err = m88e1111_config_init_sgmii(phydev); 948 if (err < 0) 949 return err; 950 } 951 952 if (phydev->interface == PHY_INTERFACE_MODE_RTBI) { 953 err = m88e1111_config_init_rtbi(phydev); 954 if (err < 0) 955 return err; 956 } 957 958 if (phydev->interface == PHY_INTERFACE_MODE_1000BASEX) { 959 err = m88e1111_config_init_1000basex(phydev); 960 if (err < 0) 961 return err; 962 } 963 964 err = marvell_of_reg_init(phydev); 965 if (err < 0) 966 return err; 967 968 err = genphy_soft_reset(phydev); 969 if (err < 0) 970 return err; 971 972 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { 973 /* If the HWCFG_MODE was changed from another mode (such as 974 * 1000BaseX) to SGMII, the state of the support bits may have 975 * also changed now that the PHY has been reset. 976 * Update the PHY abilities accordingly. 977 */ 978 err = genphy_read_abilities(phydev); 979 linkmode_or(phydev->advertising, phydev->advertising, 980 phydev->supported); 981 } 982 return err; 983 } 984 985 static int m88e1111_get_downshift(struct phy_device *phydev, u8 *data) 986 { 987 int val, cnt, enable; 988 989 val = phy_read(phydev, MII_M1111_PHY_EXT_CR); 990 if (val < 0) 991 return val; 992 993 enable = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN, val); 994 cnt = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, val) + 1; 995 996 *data = enable ? cnt : DOWNSHIFT_DEV_DISABLE; 997 998 return 0; 999 } 1000 1001 static int m88e1111_set_downshift(struct phy_device *phydev, u8 cnt) 1002 { 1003 int val, err; 1004 1005 if (cnt > MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX) 1006 return -E2BIG; 1007 1008 if (!cnt) { 1009 err = phy_clear_bits(phydev, MII_M1111_PHY_EXT_CR, 1010 MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN); 1011 } else { 1012 val = MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN; 1013 val |= FIELD_PREP(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, cnt - 1); 1014 1015 err = phy_modify(phydev, MII_M1111_PHY_EXT_CR, 1016 MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN | 1017 MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, 1018 val); 1019 } 1020 1021 if (err < 0) 1022 return err; 1023 1024 return genphy_soft_reset(phydev); 1025 } 1026 1027 static int m88e1111_get_tunable(struct phy_device *phydev, 1028 struct ethtool_tunable *tuna, void *data) 1029 { 1030 switch (tuna->id) { 1031 case ETHTOOL_PHY_DOWNSHIFT: 1032 return m88e1111_get_downshift(phydev, data); 1033 default: 1034 return -EOPNOTSUPP; 1035 } 1036 } 1037 1038 static int m88e1111_set_tunable(struct phy_device *phydev, 1039 struct ethtool_tunable *tuna, const void *data) 1040 { 1041 switch (tuna->id) { 1042 case ETHTOOL_PHY_DOWNSHIFT: 1043 return m88e1111_set_downshift(phydev, *(const u8 *)data); 1044 default: 1045 return -EOPNOTSUPP; 1046 } 1047 } 1048 1049 static int m88e1011_get_downshift(struct phy_device *phydev, u8 *data) 1050 { 1051 int val, cnt, enable; 1052 1053 val = phy_read(phydev, MII_M1011_PHY_SCR); 1054 if (val < 0) 1055 return val; 1056 1057 enable = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_EN, val); 1058 cnt = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, val) + 1; 1059 1060 *data = enable ? cnt : DOWNSHIFT_DEV_DISABLE; 1061 1062 return 0; 1063 } 1064 1065 static int m88e1011_set_downshift(struct phy_device *phydev, u8 cnt) 1066 { 1067 int val, err; 1068 1069 if (cnt > MII_M1011_PHY_SCR_DOWNSHIFT_MAX) 1070 return -E2BIG; 1071 1072 if (!cnt) { 1073 err = phy_clear_bits(phydev, MII_M1011_PHY_SCR, 1074 MII_M1011_PHY_SCR_DOWNSHIFT_EN); 1075 } else { 1076 val = MII_M1011_PHY_SCR_DOWNSHIFT_EN; 1077 val |= FIELD_PREP(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, cnt - 1); 1078 1079 err = phy_modify(phydev, MII_M1011_PHY_SCR, 1080 MII_M1011_PHY_SCR_DOWNSHIFT_EN | 1081 MII_M1011_PHY_SCR_DOWNSHIFT_MASK, 1082 val); 1083 } 1084 1085 if (err < 0) 1086 return err; 1087 1088 return genphy_soft_reset(phydev); 1089 } 1090 1091 static int m88e1011_get_tunable(struct phy_device *phydev, 1092 struct ethtool_tunable *tuna, void *data) 1093 { 1094 switch (tuna->id) { 1095 case ETHTOOL_PHY_DOWNSHIFT: 1096 return m88e1011_get_downshift(phydev, data); 1097 default: 1098 return -EOPNOTSUPP; 1099 } 1100 } 1101 1102 static int m88e1011_set_tunable(struct phy_device *phydev, 1103 struct ethtool_tunable *tuna, const void *data) 1104 { 1105 switch (tuna->id) { 1106 case ETHTOOL_PHY_DOWNSHIFT: 1107 return m88e1011_set_downshift(phydev, *(const u8 *)data); 1108 default: 1109 return -EOPNOTSUPP; 1110 } 1111 } 1112 1113 static int m88e1112_config_init(struct phy_device *phydev) 1114 { 1115 int err; 1116 1117 err = m88e1011_set_downshift(phydev, 3); 1118 if (err < 0) 1119 return err; 1120 1121 return m88e1111_config_init(phydev); 1122 } 1123 1124 static int m88e1111gbe_config_init(struct phy_device *phydev) 1125 { 1126 int err; 1127 1128 err = m88e1111_set_downshift(phydev, 3); 1129 if (err < 0) 1130 return err; 1131 1132 return m88e1111_config_init(phydev); 1133 } 1134 1135 static int marvell_1011gbe_config_init(struct phy_device *phydev) 1136 { 1137 int err; 1138 1139 err = m88e1011_set_downshift(phydev, 3); 1140 if (err < 0) 1141 return err; 1142 1143 return marvell_config_init(phydev); 1144 } 1145 static int m88e1116r_config_init(struct phy_device *phydev) 1146 { 1147 int err; 1148 1149 err = genphy_soft_reset(phydev); 1150 if (err < 0) 1151 return err; 1152 1153 msleep(500); 1154 1155 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1156 if (err < 0) 1157 return err; 1158 1159 err = marvell_set_polarity(phydev, phydev->mdix_ctrl); 1160 if (err < 0) 1161 return err; 1162 1163 err = m88e1011_set_downshift(phydev, 8); 1164 if (err < 0) 1165 return err; 1166 1167 if (phy_interface_is_rgmii(phydev)) { 1168 err = m88e1121_config_aneg_rgmii_delays(phydev); 1169 if (err < 0) 1170 return err; 1171 } 1172 1173 err = genphy_soft_reset(phydev); 1174 if (err < 0) 1175 return err; 1176 1177 return marvell_config_init(phydev); 1178 } 1179 1180 static int m88e1318_config_init(struct phy_device *phydev) 1181 { 1182 if (phy_interrupt_is_valid(phydev)) { 1183 int err = phy_modify_paged( 1184 phydev, MII_MARVELL_LED_PAGE, 1185 MII_88E1318S_PHY_LED_TCR, 1186 MII_88E1318S_PHY_LED_TCR_FORCE_INT, 1187 MII_88E1318S_PHY_LED_TCR_INTn_ENABLE | 1188 MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW); 1189 if (err < 0) 1190 return err; 1191 } 1192 1193 return marvell_config_init(phydev); 1194 } 1195 1196 static int m88e1510_config_init(struct phy_device *phydev) 1197 { 1198 static const struct { 1199 u16 reg17, reg16; 1200 } errata_vals[] = { 1201 { 0x214b, 0x2144 }, 1202 { 0x0c28, 0x2146 }, 1203 { 0xb233, 0x214d }, 1204 { 0xcc0c, 0x2159 }, 1205 }; 1206 int err; 1207 int i; 1208 1209 /* As per Marvell Release Notes - Alaska 88E1510/88E1518/88E1512/ 1210 * 88E1514 Rev A0, Errata Section 5.1: 1211 * If EEE is intended to be used, the following register writes 1212 * must be done once after every hardware reset. 1213 */ 1214 err = marvell_set_page(phydev, 0x00FF); 1215 if (err < 0) 1216 return err; 1217 1218 for (i = 0; i < ARRAY_SIZE(errata_vals); ++i) { 1219 err = phy_write(phydev, 17, errata_vals[i].reg17); 1220 if (err) 1221 return err; 1222 err = phy_write(phydev, 16, errata_vals[i].reg16); 1223 if (err) 1224 return err; 1225 } 1226 1227 err = marvell_set_page(phydev, 0x00FB); 1228 if (err < 0) 1229 return err; 1230 err = phy_write(phydev, 07, 0xC00D); 1231 if (err < 0) 1232 return err; 1233 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1234 if (err < 0) 1235 return err; 1236 1237 /* SGMII-to-Copper mode initialization */ 1238 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { 1239 /* Select page 18 */ 1240 err = marvell_set_page(phydev, 18); 1241 if (err < 0) 1242 return err; 1243 1244 /* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */ 1245 err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 1246 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, 1247 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII); 1248 if (err < 0) 1249 return err; 1250 1251 /* PHY reset is necessary after changing MODE[2:0] */ 1252 err = phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1, 1253 MII_88E1510_GEN_CTRL_REG_1_RESET); 1254 if (err < 0) 1255 return err; 1256 1257 /* Reset page selection */ 1258 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1259 if (err < 0) 1260 return err; 1261 } 1262 err = m88e1011_set_downshift(phydev, 3); 1263 if (err < 0) 1264 return err; 1265 1266 return m88e1318_config_init(phydev); 1267 } 1268 1269 static int m88e1118_config_aneg(struct phy_device *phydev) 1270 { 1271 int err; 1272 1273 err = marvell_set_polarity(phydev, phydev->mdix_ctrl); 1274 if (err < 0) 1275 return err; 1276 1277 err = genphy_config_aneg(phydev); 1278 if (err < 0) 1279 return err; 1280 1281 return genphy_soft_reset(phydev); 1282 } 1283 1284 static int m88e1118_config_init(struct phy_device *phydev) 1285 { 1286 u16 leds; 1287 int err; 1288 1289 /* Enable 1000 Mbit */ 1290 err = phy_write_paged(phydev, MII_MARVELL_MSCR_PAGE, 1291 MII_88E1121_PHY_MSCR_REG, 0x1070); 1292 if (err < 0) 1293 return err; 1294 1295 if (phy_interface_is_rgmii(phydev)) { 1296 err = m88e1121_config_aneg_rgmii_delays(phydev); 1297 if (err < 0) 1298 return err; 1299 } 1300 1301 /* Adjust LED Control */ 1302 if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS) 1303 leds = 0x1100; 1304 else 1305 leds = 0x021e; 1306 1307 err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 0x10, leds); 1308 if (err < 0) 1309 return err; 1310 1311 err = marvell_of_reg_init(phydev); 1312 if (err < 0) 1313 return err; 1314 1315 /* Reset page register */ 1316 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1317 if (err < 0) 1318 return err; 1319 1320 return genphy_soft_reset(phydev); 1321 } 1322 1323 static int m88e1149_config_init(struct phy_device *phydev) 1324 { 1325 int err; 1326 1327 /* Change address */ 1328 err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE); 1329 if (err < 0) 1330 return err; 1331 1332 /* Enable 1000 Mbit */ 1333 err = phy_write(phydev, 0x15, 0x1048); 1334 if (err < 0) 1335 return err; 1336 1337 err = marvell_of_reg_init(phydev); 1338 if (err < 0) 1339 return err; 1340 1341 /* Reset address */ 1342 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1343 if (err < 0) 1344 return err; 1345 1346 return genphy_soft_reset(phydev); 1347 } 1348 1349 static int m88e1145_config_init_rgmii(struct phy_device *phydev) 1350 { 1351 int err; 1352 1353 err = m88e1111_config_init_rgmii_delays(phydev); 1354 if (err < 0) 1355 return err; 1356 1357 if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) { 1358 err = phy_write(phydev, 0x1d, 0x0012); 1359 if (err < 0) 1360 return err; 1361 1362 err = phy_modify(phydev, 0x1e, 0x0fc0, 1363 2 << 9 | /* 36 ohm */ 1364 2 << 6); /* 39 ohm */ 1365 if (err < 0) 1366 return err; 1367 1368 err = phy_write(phydev, 0x1d, 0x3); 1369 if (err < 0) 1370 return err; 1371 1372 err = phy_write(phydev, 0x1e, 0x8000); 1373 } 1374 return err; 1375 } 1376 1377 static int m88e1145_config_init_sgmii(struct phy_device *phydev) 1378 { 1379 return m88e1111_config_init_hwcfg_mode( 1380 phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK, 1381 MII_M1111_HWCFG_FIBER_COPPER_AUTO); 1382 } 1383 1384 static int m88e1145_config_init(struct phy_device *phydev) 1385 { 1386 int err; 1387 1388 /* Take care of errata E0 & E1 */ 1389 err = phy_write(phydev, 0x1d, 0x001b); 1390 if (err < 0) 1391 return err; 1392 1393 err = phy_write(phydev, 0x1e, 0x418f); 1394 if (err < 0) 1395 return err; 1396 1397 err = phy_write(phydev, 0x1d, 0x0016); 1398 if (err < 0) 1399 return err; 1400 1401 err = phy_write(phydev, 0x1e, 0xa2da); 1402 if (err < 0) 1403 return err; 1404 1405 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { 1406 err = m88e1145_config_init_rgmii(phydev); 1407 if (err < 0) 1408 return err; 1409 } 1410 1411 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { 1412 err = m88e1145_config_init_sgmii(phydev); 1413 if (err < 0) 1414 return err; 1415 } 1416 err = m88e1111_set_downshift(phydev, 3); 1417 if (err < 0) 1418 return err; 1419 1420 err = marvell_of_reg_init(phydev); 1421 if (err < 0) 1422 return err; 1423 1424 return 0; 1425 } 1426 1427 static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs) 1428 { 1429 int val; 1430 1431 val = phy_read(phydev, MII_88E1540_COPPER_CTRL3); 1432 if (val < 0) 1433 return val; 1434 1435 if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) { 1436 *msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF; 1437 return 0; 1438 } 1439 1440 val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val); 1441 1442 switch (val) { 1443 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS: 1444 *msecs = 0; 1445 break; 1446 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS: 1447 *msecs = 10; 1448 break; 1449 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS: 1450 *msecs = 20; 1451 break; 1452 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS: 1453 *msecs = 40; 1454 break; 1455 default: 1456 return -EINVAL; 1457 } 1458 1459 return 0; 1460 } 1461 1462 static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs) 1463 { 1464 struct ethtool_eee eee; 1465 int val, ret; 1466 1467 if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF) 1468 return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3, 1469 MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN); 1470 1471 /* According to the Marvell data sheet EEE must be disabled for 1472 * Fast Link Down detection to work properly 1473 */ 1474 ret = genphy_c45_ethtool_get_eee(phydev, &eee); 1475 if (!ret && eee.eee_enabled) { 1476 phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n"); 1477 return -EBUSY; 1478 } 1479 1480 if (*msecs <= 5) 1481 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS; 1482 else if (*msecs <= 15) 1483 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS; 1484 else if (*msecs <= 30) 1485 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS; 1486 else 1487 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS; 1488 1489 val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val); 1490 1491 ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3, 1492 MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val); 1493 if (ret) 1494 return ret; 1495 1496 return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3, 1497 MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN); 1498 } 1499 1500 static int m88e1540_get_tunable(struct phy_device *phydev, 1501 struct ethtool_tunable *tuna, void *data) 1502 { 1503 switch (tuna->id) { 1504 case ETHTOOL_PHY_FAST_LINK_DOWN: 1505 return m88e1540_get_fld(phydev, data); 1506 case ETHTOOL_PHY_DOWNSHIFT: 1507 return m88e1011_get_downshift(phydev, data); 1508 default: 1509 return -EOPNOTSUPP; 1510 } 1511 } 1512 1513 static int m88e1540_set_tunable(struct phy_device *phydev, 1514 struct ethtool_tunable *tuna, const void *data) 1515 { 1516 switch (tuna->id) { 1517 case ETHTOOL_PHY_FAST_LINK_DOWN: 1518 return m88e1540_set_fld(phydev, data); 1519 case ETHTOOL_PHY_DOWNSHIFT: 1520 return m88e1011_set_downshift(phydev, *(const u8 *)data); 1521 default: 1522 return -EOPNOTSUPP; 1523 } 1524 } 1525 1526 /* The VOD can be out of specification on link up. Poke an 1527 * undocumented register, in an undocumented page, with a magic value 1528 * to fix this. 1529 */ 1530 static int m88e6390_errata(struct phy_device *phydev) 1531 { 1532 int err; 1533 1534 err = phy_write(phydev, MII_BMCR, 1535 BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX); 1536 if (err) 1537 return err; 1538 1539 usleep_range(300, 400); 1540 1541 err = phy_write_paged(phydev, 0xf8, 0x08, 0x36); 1542 if (err) 1543 return err; 1544 1545 return genphy_soft_reset(phydev); 1546 } 1547 1548 static int m88e6390_config_aneg(struct phy_device *phydev) 1549 { 1550 int err; 1551 1552 err = m88e6390_errata(phydev); 1553 if (err) 1554 return err; 1555 1556 return m88e1510_config_aneg(phydev); 1557 } 1558 1559 /** 1560 * fiber_lpa_mod_linkmode_lpa_t 1561 * @advertising: the linkmode advertisement settings 1562 * @lpa: value of the MII_LPA register for fiber link 1563 * 1564 * A small helper function that translates MII_LPA bits to linkmode LP 1565 * advertisement settings. Other bits in advertising are left 1566 * unchanged. 1567 */ 1568 static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa) 1569 { 1570 linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, 1571 advertising, lpa & LPA_1000XHALF); 1572 1573 linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, 1574 advertising, lpa & LPA_1000XFULL); 1575 } 1576 1577 static int marvell_read_status_page_an(struct phy_device *phydev, 1578 int fiber, int status) 1579 { 1580 int lpa; 1581 int err; 1582 1583 if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) { 1584 phydev->link = 0; 1585 return 0; 1586 } 1587 1588 if (status & MII_M1011_PHY_STATUS_FULLDUPLEX) 1589 phydev->duplex = DUPLEX_FULL; 1590 else 1591 phydev->duplex = DUPLEX_HALF; 1592 1593 switch (status & MII_M1011_PHY_STATUS_SPD_MASK) { 1594 case MII_M1011_PHY_STATUS_1000: 1595 phydev->speed = SPEED_1000; 1596 break; 1597 1598 case MII_M1011_PHY_STATUS_100: 1599 phydev->speed = SPEED_100; 1600 break; 1601 1602 default: 1603 phydev->speed = SPEED_10; 1604 break; 1605 } 1606 1607 if (!fiber) { 1608 err = genphy_read_lpa(phydev); 1609 if (err < 0) 1610 return err; 1611 1612 phy_resolve_aneg_pause(phydev); 1613 } else { 1614 lpa = phy_read(phydev, MII_LPA); 1615 if (lpa < 0) 1616 return lpa; 1617 1618 /* The fiber link is only 1000M capable */ 1619 fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa); 1620 1621 if (phydev->duplex == DUPLEX_FULL) { 1622 if (!(lpa & LPA_PAUSE_FIBER)) { 1623 phydev->pause = 0; 1624 phydev->asym_pause = 0; 1625 } else if ((lpa & LPA_PAUSE_ASYM_FIBER)) { 1626 phydev->pause = 1; 1627 phydev->asym_pause = 1; 1628 } else { 1629 phydev->pause = 1; 1630 phydev->asym_pause = 0; 1631 } 1632 } 1633 } 1634 1635 return 0; 1636 } 1637 1638 /* marvell_read_status_page 1639 * 1640 * Description: 1641 * Check the link, then figure out the current state 1642 * by comparing what we advertise with what the link partner 1643 * advertises. Start by checking the gigabit possibilities, 1644 * then move on to 10/100. 1645 */ 1646 static int marvell_read_status_page(struct phy_device *phydev, int page) 1647 { 1648 int status; 1649 int fiber; 1650 int err; 1651 1652 status = phy_read(phydev, MII_M1011_PHY_STATUS); 1653 if (status < 0) 1654 return status; 1655 1656 /* Use the generic register for copper link status, 1657 * and the PHY status register for fiber link status. 1658 */ 1659 if (page == MII_MARVELL_FIBER_PAGE) { 1660 phydev->link = !!(status & MII_M1011_PHY_STATUS_LINK); 1661 } else { 1662 err = genphy_update_link(phydev); 1663 if (err) 1664 return err; 1665 } 1666 1667 if (page == MII_MARVELL_FIBER_PAGE) 1668 fiber = 1; 1669 else 1670 fiber = 0; 1671 1672 linkmode_zero(phydev->lp_advertising); 1673 phydev->pause = 0; 1674 phydev->asym_pause = 0; 1675 phydev->speed = SPEED_UNKNOWN; 1676 phydev->duplex = DUPLEX_UNKNOWN; 1677 phydev->port = fiber ? PORT_FIBRE : PORT_TP; 1678 1679 if (phydev->autoneg == AUTONEG_ENABLE) 1680 err = marvell_read_status_page_an(phydev, fiber, status); 1681 else 1682 err = genphy_read_status_fixed(phydev); 1683 1684 return err; 1685 } 1686 1687 /* marvell_read_status 1688 * 1689 * Some Marvell's phys have two modes: fiber and copper. 1690 * Both need status checked. 1691 * Description: 1692 * First, check the fiber link and status. 1693 * If the fiber link is down, check the copper link and status which 1694 * will be the default value if both link are down. 1695 */ 1696 static int marvell_read_status(struct phy_device *phydev) 1697 { 1698 int err; 1699 1700 /* Check the fiber mode first */ 1701 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, 1702 phydev->supported) && 1703 phydev->interface != PHY_INTERFACE_MODE_SGMII) { 1704 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); 1705 if (err < 0) 1706 goto error; 1707 1708 err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE); 1709 if (err < 0) 1710 goto error; 1711 1712 /* If the fiber link is up, it is the selected and 1713 * used link. In this case, we need to stay in the 1714 * fiber page. Please to be careful about that, avoid 1715 * to restore Copper page in other functions which 1716 * could break the behaviour for some fiber phy like 1717 * 88E1512. 1718 */ 1719 if (phydev->link) 1720 return 0; 1721 1722 /* If fiber link is down, check and save copper mode state */ 1723 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1724 if (err < 0) 1725 goto error; 1726 } 1727 1728 return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE); 1729 1730 error: 1731 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1732 return err; 1733 } 1734 1735 /* marvell_suspend 1736 * 1737 * Some Marvell's phys have two modes: fiber and copper. 1738 * Both need to be suspended 1739 */ 1740 static int marvell_suspend(struct phy_device *phydev) 1741 { 1742 int err; 1743 1744 /* Suspend the fiber mode first */ 1745 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, 1746 phydev->supported)) { 1747 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); 1748 if (err < 0) 1749 goto error; 1750 1751 /* With the page set, use the generic suspend */ 1752 err = genphy_suspend(phydev); 1753 if (err < 0) 1754 goto error; 1755 1756 /* Then, the copper link */ 1757 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1758 if (err < 0) 1759 goto error; 1760 } 1761 1762 /* With the page set, use the generic suspend */ 1763 return genphy_suspend(phydev); 1764 1765 error: 1766 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1767 return err; 1768 } 1769 1770 /* marvell_resume 1771 * 1772 * Some Marvell's phys have two modes: fiber and copper. 1773 * Both need to be resumed 1774 */ 1775 static int marvell_resume(struct phy_device *phydev) 1776 { 1777 int err; 1778 1779 /* Resume the fiber mode first */ 1780 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, 1781 phydev->supported)) { 1782 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); 1783 if (err < 0) 1784 goto error; 1785 1786 /* With the page set, use the generic resume */ 1787 err = genphy_resume(phydev); 1788 if (err < 0) 1789 goto error; 1790 1791 /* Then, the copper link */ 1792 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1793 if (err < 0) 1794 goto error; 1795 } 1796 1797 /* With the page set, use the generic resume */ 1798 return genphy_resume(phydev); 1799 1800 error: 1801 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); 1802 return err; 1803 } 1804 1805 static int marvell_aneg_done(struct phy_device *phydev) 1806 { 1807 int retval = phy_read(phydev, MII_M1011_PHY_STATUS); 1808 1809 return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED); 1810 } 1811 1812 static void m88e1318_get_wol(struct phy_device *phydev, 1813 struct ethtool_wolinfo *wol) 1814 { 1815 int ret; 1816 1817 wol->supported = WAKE_MAGIC | WAKE_PHY; 1818 wol->wolopts = 0; 1819 1820 ret = phy_read_paged(phydev, MII_MARVELL_WOL_PAGE, 1821 MII_88E1318S_PHY_WOL_CTRL); 1822 if (ret < 0) 1823 return; 1824 1825 if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE) 1826 wol->wolopts |= WAKE_MAGIC; 1827 1828 if (ret & MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE) 1829 wol->wolopts |= WAKE_PHY; 1830 } 1831 1832 static int m88e1318_set_wol(struct phy_device *phydev, 1833 struct ethtool_wolinfo *wol) 1834 { 1835 int err = 0, oldpage; 1836 1837 oldpage = phy_save_page(phydev); 1838 if (oldpage < 0) 1839 goto error; 1840 1841 if (wol->wolopts & (WAKE_MAGIC | WAKE_PHY)) { 1842 /* Explicitly switch to page 0x00, just to be sure */ 1843 err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE); 1844 if (err < 0) 1845 goto error; 1846 1847 /* If WOL event happened once, the LED[2] interrupt pin 1848 * will not be cleared unless we reading the interrupt status 1849 * register. If interrupts are in use, the normal interrupt 1850 * handling will clear the WOL event. Clear the WOL event 1851 * before enabling it if !phy_interrupt_is_valid() 1852 */ 1853 if (!phy_interrupt_is_valid(phydev)) 1854 __phy_read(phydev, MII_M1011_IEVENT); 1855 1856 /* Enable the WOL interrupt */ 1857 err = __phy_set_bits(phydev, MII_88E1318S_PHY_CSIER, 1858 MII_88E1318S_PHY_CSIER_WOL_EIE); 1859 if (err < 0) 1860 goto error; 1861 1862 err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE); 1863 if (err < 0) 1864 goto error; 1865 1866 /* Setup LED[2] as interrupt pin (active low) */ 1867 err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR, 1868 MII_88E1318S_PHY_LED_TCR_FORCE_INT, 1869 MII_88E1318S_PHY_LED_TCR_INTn_ENABLE | 1870 MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW); 1871 if (err < 0) 1872 goto error; 1873 } 1874 1875 if (wol->wolopts & WAKE_MAGIC) { 1876 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); 1877 if (err < 0) 1878 goto error; 1879 1880 /* Store the device address for the magic packet */ 1881 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2, 1882 ((phydev->attached_dev->dev_addr[5] << 8) | 1883 phydev->attached_dev->dev_addr[4])); 1884 if (err < 0) 1885 goto error; 1886 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1, 1887 ((phydev->attached_dev->dev_addr[3] << 8) | 1888 phydev->attached_dev->dev_addr[2])); 1889 if (err < 0) 1890 goto error; 1891 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0, 1892 ((phydev->attached_dev->dev_addr[1] << 8) | 1893 phydev->attached_dev->dev_addr[0])); 1894 if (err < 0) 1895 goto error; 1896 1897 /* Clear WOL status and enable magic packet matching */ 1898 err = __phy_set_bits(phydev, MII_88E1318S_PHY_WOL_CTRL, 1899 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS | 1900 MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE); 1901 if (err < 0) 1902 goto error; 1903 } else { 1904 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); 1905 if (err < 0) 1906 goto error; 1907 1908 /* Clear WOL status and disable magic packet matching */ 1909 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 1910 MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE, 1911 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS); 1912 if (err < 0) 1913 goto error; 1914 } 1915 1916 if (wol->wolopts & WAKE_PHY) { 1917 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); 1918 if (err < 0) 1919 goto error; 1920 1921 /* Clear WOL status and enable link up event */ 1922 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0, 1923 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS | 1924 MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE); 1925 if (err < 0) 1926 goto error; 1927 } else { 1928 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); 1929 if (err < 0) 1930 goto error; 1931 1932 /* Clear WOL status and disable link up event */ 1933 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 1934 MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE, 1935 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS); 1936 if (err < 0) 1937 goto error; 1938 } 1939 1940 error: 1941 return phy_restore_page(phydev, oldpage, err); 1942 } 1943 1944 static int marvell_get_sset_count(struct phy_device *phydev) 1945 { 1946 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, 1947 phydev->supported)) 1948 return ARRAY_SIZE(marvell_hw_stats); 1949 else 1950 return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS; 1951 } 1952 1953 static void marvell_get_strings(struct phy_device *phydev, u8 *data) 1954 { 1955 int count = marvell_get_sset_count(phydev); 1956 int i; 1957 1958 for (i = 0; i < count; i++) { 1959 strscpy(data + i * ETH_GSTRING_LEN, 1960 marvell_hw_stats[i].string, ETH_GSTRING_LEN); 1961 } 1962 } 1963 1964 static u64 marvell_get_stat(struct phy_device *phydev, int i) 1965 { 1966 struct marvell_hw_stat stat = marvell_hw_stats[i]; 1967 struct marvell_priv *priv = phydev->priv; 1968 int val; 1969 u64 ret; 1970 1971 val = phy_read_paged(phydev, stat.page, stat.reg); 1972 if (val < 0) { 1973 ret = U64_MAX; 1974 } else { 1975 val = val & ((1 << stat.bits) - 1); 1976 priv->stats[i] += val; 1977 ret = priv->stats[i]; 1978 } 1979 1980 return ret; 1981 } 1982 1983 static void marvell_get_stats(struct phy_device *phydev, 1984 struct ethtool_stats *stats, u64 *data) 1985 { 1986 int count = marvell_get_sset_count(phydev); 1987 int i; 1988 1989 for (i = 0; i < count; i++) 1990 data[i] = marvell_get_stat(phydev, i); 1991 } 1992 1993 static int m88e1510_loopback(struct phy_device *phydev, bool enable) 1994 { 1995 int err; 1996 1997 if (enable) { 1998 u16 bmcr_ctl, mscr2_ctl = 0; 1999 2000 bmcr_ctl = mii_bmcr_encode_fixed(phydev->speed, phydev->duplex); 2001 2002 err = phy_write(phydev, MII_BMCR, bmcr_ctl); 2003 if (err < 0) 2004 return err; 2005 2006 if (phydev->speed == SPEED_1000) 2007 mscr2_ctl = BMCR_SPEED1000; 2008 else if (phydev->speed == SPEED_100) 2009 mscr2_ctl = BMCR_SPEED100; 2010 2011 err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE, 2012 MII_88E1510_MSCR_2, BMCR_SPEED1000 | 2013 BMCR_SPEED100, mscr2_ctl); 2014 if (err < 0) 2015 return err; 2016 2017 /* Need soft reset to have speed configuration takes effect */ 2018 err = genphy_soft_reset(phydev); 2019 if (err < 0) 2020 return err; 2021 2022 err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 2023 BMCR_LOOPBACK); 2024 2025 if (!err) { 2026 /* It takes some time for PHY device to switch 2027 * into/out-of loopback mode. 2028 */ 2029 msleep(1000); 2030 } 2031 return err; 2032 } else { 2033 err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 0); 2034 if (err < 0) 2035 return err; 2036 2037 return phy_config_aneg(phydev); 2038 } 2039 } 2040 2041 static int marvell_vct5_wait_complete(struct phy_device *phydev) 2042 { 2043 int i; 2044 int val; 2045 2046 for (i = 0; i < 32; i++) { 2047 val = __phy_read(phydev, MII_VCT5_CTRL); 2048 if (val < 0) 2049 return val; 2050 2051 if (val & MII_VCT5_CTRL_COMPLETE) 2052 return 0; 2053 } 2054 2055 phydev_err(phydev, "Timeout while waiting for cable test to finish\n"); 2056 return -ETIMEDOUT; 2057 } 2058 2059 static int marvell_vct5_amplitude(struct phy_device *phydev, int pair) 2060 { 2061 int amplitude; 2062 int val; 2063 int reg; 2064 2065 reg = MII_VCT5_TX_RX_MDI0_COUPLING + pair; 2066 val = __phy_read(phydev, reg); 2067 2068 if (val < 0) 2069 return 0; 2070 2071 amplitude = (val & MII_VCT5_TX_RX_AMPLITUDE_MASK) >> 2072 MII_VCT5_TX_RX_AMPLITUDE_SHIFT; 2073 2074 if (!(val & MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION)) 2075 amplitude = -amplitude; 2076 2077 return 1000 * amplitude / 128; 2078 } 2079 2080 static u32 marvell_vct5_distance2cm(int distance) 2081 { 2082 return distance * 805 / 10; 2083 } 2084 2085 static u32 marvell_vct5_cm2distance(int cm) 2086 { 2087 return cm * 10 / 805; 2088 } 2089 2090 static int marvell_vct5_amplitude_distance(struct phy_device *phydev, 2091 int distance, int pair) 2092 { 2093 u16 reg; 2094 int err; 2095 int mV; 2096 int i; 2097 2098 err = __phy_write(phydev, MII_VCT5_SAMPLE_POINT_DISTANCE, 2099 distance); 2100 if (err) 2101 return err; 2102 2103 reg = MII_VCT5_CTRL_ENABLE | 2104 MII_VCT5_CTRL_TX_SAME_CHANNEL | 2105 MII_VCT5_CTRL_SAMPLES_DEFAULT | 2106 MII_VCT5_CTRL_SAMPLE_POINT | 2107 MII_VCT5_CTRL_PEEK_HYST_DEFAULT; 2108 err = __phy_write(phydev, MII_VCT5_CTRL, reg); 2109 if (err) 2110 return err; 2111 2112 err = marvell_vct5_wait_complete(phydev); 2113 if (err) 2114 return err; 2115 2116 for (i = 0; i < 4; i++) { 2117 if (pair != PHY_PAIR_ALL && i != pair) 2118 continue; 2119 2120 mV = marvell_vct5_amplitude(phydev, i); 2121 ethnl_cable_test_amplitude(phydev, i, mV); 2122 } 2123 2124 return 0; 2125 } 2126 2127 static int marvell_vct5_amplitude_graph(struct phy_device *phydev) 2128 { 2129 struct marvell_priv *priv = phydev->priv; 2130 int distance; 2131 u16 width; 2132 int page; 2133 int err; 2134 u16 reg; 2135 2136 if (priv->first <= TDR_SHORT_CABLE_LENGTH) 2137 width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS; 2138 else 2139 width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS; 2140 2141 reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV | 2142 MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN | 2143 MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width; 2144 2145 err = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE, 2146 MII_VCT5_TX_PULSE_CTRL, reg); 2147 if (err) 2148 return err; 2149 2150 /* Reading the TDR data is very MDIO heavy. We need to optimize 2151 * access to keep the time to a minimum. So lock the bus once, 2152 * and don't release it until complete. We can then avoid having 2153 * to change the page for every access, greatly speeding things 2154 * up. 2155 */ 2156 page = phy_select_page(phydev, MII_MARVELL_VCT5_PAGE); 2157 if (page < 0) 2158 goto restore_page; 2159 2160 for (distance = priv->first; 2161 distance <= priv->last; 2162 distance += priv->step) { 2163 err = marvell_vct5_amplitude_distance(phydev, distance, 2164 priv->pair); 2165 if (err) 2166 goto restore_page; 2167 2168 if (distance > TDR_SHORT_CABLE_LENGTH && 2169 width == MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS) { 2170 width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS; 2171 reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV | 2172 MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN | 2173 MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width; 2174 err = __phy_write(phydev, MII_VCT5_TX_PULSE_CTRL, reg); 2175 if (err) 2176 goto restore_page; 2177 } 2178 } 2179 2180 restore_page: 2181 return phy_restore_page(phydev, page, err); 2182 } 2183 2184 static int marvell_cable_test_start_common(struct phy_device *phydev) 2185 { 2186 int bmcr, bmsr, ret; 2187 2188 /* If auto-negotiation is enabled, but not complete, the cable 2189 * test never completes. So disable auto-neg. 2190 */ 2191 bmcr = phy_read(phydev, MII_BMCR); 2192 if (bmcr < 0) 2193 return bmcr; 2194 2195 bmsr = phy_read(phydev, MII_BMSR); 2196 2197 if (bmsr < 0) 2198 return bmsr; 2199 2200 if (bmcr & BMCR_ANENABLE) { 2201 ret = phy_clear_bits(phydev, MII_BMCR, BMCR_ANENABLE); 2202 if (ret < 0) 2203 return ret; 2204 ret = genphy_soft_reset(phydev); 2205 if (ret < 0) 2206 return ret; 2207 } 2208 2209 /* If the link is up, allow it some time to go down */ 2210 if (bmsr & BMSR_LSTATUS) 2211 msleep(1500); 2212 2213 return 0; 2214 } 2215 2216 static int marvell_vct7_cable_test_start(struct phy_device *phydev) 2217 { 2218 struct marvell_priv *priv = phydev->priv; 2219 int ret; 2220 2221 ret = marvell_cable_test_start_common(phydev); 2222 if (ret) 2223 return ret; 2224 2225 priv->cable_test_tdr = false; 2226 2227 /* Reset the VCT5 API control to defaults, otherwise 2228 * VCT7 does not work correctly. 2229 */ 2230 ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE, 2231 MII_VCT5_CTRL, 2232 MII_VCT5_CTRL_TX_SAME_CHANNEL | 2233 MII_VCT5_CTRL_SAMPLES_DEFAULT | 2234 MII_VCT5_CTRL_MODE_MAXIMUM_PEEK | 2235 MII_VCT5_CTRL_PEEK_HYST_DEFAULT); 2236 if (ret) 2237 return ret; 2238 2239 ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE, 2240 MII_VCT5_SAMPLE_POINT_DISTANCE, 0); 2241 if (ret) 2242 return ret; 2243 2244 return phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE, 2245 MII_VCT7_CTRL, 2246 MII_VCT7_CTRL_RUN_NOW | 2247 MII_VCT7_CTRL_CENTIMETERS); 2248 } 2249 2250 static int marvell_vct5_cable_test_tdr_start(struct phy_device *phydev, 2251 const struct phy_tdr_config *cfg) 2252 { 2253 struct marvell_priv *priv = phydev->priv; 2254 int ret; 2255 2256 priv->cable_test_tdr = true; 2257 priv->first = marvell_vct5_cm2distance(cfg->first); 2258 priv->last = marvell_vct5_cm2distance(cfg->last); 2259 priv->step = marvell_vct5_cm2distance(cfg->step); 2260 priv->pair = cfg->pair; 2261 2262 if (priv->first > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX) 2263 return -EINVAL; 2264 2265 if (priv->last > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX) 2266 return -EINVAL; 2267 2268 /* Disable VCT7 */ 2269 ret = phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE, 2270 MII_VCT7_CTRL, 0); 2271 if (ret) 2272 return ret; 2273 2274 ret = marvell_cable_test_start_common(phydev); 2275 if (ret) 2276 return ret; 2277 2278 ret = ethnl_cable_test_pulse(phydev, 1000); 2279 if (ret) 2280 return ret; 2281 2282 return ethnl_cable_test_step(phydev, 2283 marvell_vct5_distance2cm(priv->first), 2284 marvell_vct5_distance2cm(priv->last), 2285 marvell_vct5_distance2cm(priv->step)); 2286 } 2287 2288 static int marvell_vct7_distance_to_length(int distance, bool meter) 2289 { 2290 if (meter) 2291 distance *= 100; 2292 2293 return distance; 2294 } 2295 2296 static bool marvell_vct7_distance_valid(int result) 2297 { 2298 switch (result) { 2299 case MII_VCT7_RESULTS_OPEN: 2300 case MII_VCT7_RESULTS_SAME_SHORT: 2301 case MII_VCT7_RESULTS_CROSS_SHORT: 2302 return true; 2303 } 2304 return false; 2305 } 2306 2307 static int marvell_vct7_report_length(struct phy_device *phydev, 2308 int pair, bool meter) 2309 { 2310 int length; 2311 int ret; 2312 2313 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, 2314 MII_VCT7_PAIR_0_DISTANCE + pair); 2315 if (ret < 0) 2316 return ret; 2317 2318 length = marvell_vct7_distance_to_length(ret, meter); 2319 2320 ethnl_cable_test_fault_length(phydev, pair, length); 2321 2322 return 0; 2323 } 2324 2325 static int marvell_vct7_cable_test_report_trans(int result) 2326 { 2327 switch (result) { 2328 case MII_VCT7_RESULTS_OK: 2329 return ETHTOOL_A_CABLE_RESULT_CODE_OK; 2330 case MII_VCT7_RESULTS_OPEN: 2331 return ETHTOOL_A_CABLE_RESULT_CODE_OPEN; 2332 case MII_VCT7_RESULTS_SAME_SHORT: 2333 return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT; 2334 case MII_VCT7_RESULTS_CROSS_SHORT: 2335 return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT; 2336 default: 2337 return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC; 2338 } 2339 } 2340 2341 static int marvell_vct7_cable_test_report(struct phy_device *phydev) 2342 { 2343 int pair0, pair1, pair2, pair3; 2344 bool meter; 2345 int ret; 2346 2347 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, 2348 MII_VCT7_RESULTS); 2349 if (ret < 0) 2350 return ret; 2351 2352 pair3 = (ret & MII_VCT7_RESULTS_PAIR3_MASK) >> 2353 MII_VCT7_RESULTS_PAIR3_SHIFT; 2354 pair2 = (ret & MII_VCT7_RESULTS_PAIR2_MASK) >> 2355 MII_VCT7_RESULTS_PAIR2_SHIFT; 2356 pair1 = (ret & MII_VCT7_RESULTS_PAIR1_MASK) >> 2357 MII_VCT7_RESULTS_PAIR1_SHIFT; 2358 pair0 = (ret & MII_VCT7_RESULTS_PAIR0_MASK) >> 2359 MII_VCT7_RESULTS_PAIR0_SHIFT; 2360 2361 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A, 2362 marvell_vct7_cable_test_report_trans(pair0)); 2363 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B, 2364 marvell_vct7_cable_test_report_trans(pair1)); 2365 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_C, 2366 marvell_vct7_cable_test_report_trans(pair2)); 2367 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_D, 2368 marvell_vct7_cable_test_report_trans(pair3)); 2369 2370 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, MII_VCT7_CTRL); 2371 if (ret < 0) 2372 return ret; 2373 2374 meter = ret & MII_VCT7_CTRL_METERS; 2375 2376 if (marvell_vct7_distance_valid(pair0)) 2377 marvell_vct7_report_length(phydev, 0, meter); 2378 if (marvell_vct7_distance_valid(pair1)) 2379 marvell_vct7_report_length(phydev, 1, meter); 2380 if (marvell_vct7_distance_valid(pair2)) 2381 marvell_vct7_report_length(phydev, 2, meter); 2382 if (marvell_vct7_distance_valid(pair3)) 2383 marvell_vct7_report_length(phydev, 3, meter); 2384 2385 return 0; 2386 } 2387 2388 static int marvell_vct7_cable_test_get_status(struct phy_device *phydev, 2389 bool *finished) 2390 { 2391 struct marvell_priv *priv = phydev->priv; 2392 int ret; 2393 2394 if (priv->cable_test_tdr) { 2395 ret = marvell_vct5_amplitude_graph(phydev); 2396 *finished = true; 2397 return ret; 2398 } 2399 2400 *finished = false; 2401 2402 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, 2403 MII_VCT7_CTRL); 2404 2405 if (ret < 0) 2406 return ret; 2407 2408 if (!(ret & MII_VCT7_CTRL_IN_PROGRESS)) { 2409 *finished = true; 2410 2411 return marvell_vct7_cable_test_report(phydev); 2412 } 2413 2414 return 0; 2415 } 2416 2417 #ifdef CONFIG_HWMON 2418 struct marvell_hwmon_ops { 2419 int (*config)(struct phy_device *phydev); 2420 int (*get_temp)(struct phy_device *phydev, long *temp); 2421 int (*get_temp_critical)(struct phy_device *phydev, long *temp); 2422 int (*set_temp_critical)(struct phy_device *phydev, long temp); 2423 int (*get_temp_alarm)(struct phy_device *phydev, long *alarm); 2424 }; 2425 2426 static const struct marvell_hwmon_ops * 2427 to_marvell_hwmon_ops(const struct phy_device *phydev) 2428 { 2429 return phydev->drv->driver_data; 2430 } 2431 2432 static int m88e1121_get_temp(struct phy_device *phydev, long *temp) 2433 { 2434 int oldpage; 2435 int ret = 0; 2436 int val; 2437 2438 *temp = 0; 2439 2440 oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE); 2441 if (oldpage < 0) 2442 goto error; 2443 2444 /* Enable temperature sensor */ 2445 ret = __phy_read(phydev, MII_88E1121_MISC_TEST); 2446 if (ret < 0) 2447 goto error; 2448 2449 ret = __phy_write(phydev, MII_88E1121_MISC_TEST, 2450 ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN); 2451 if (ret < 0) 2452 goto error; 2453 2454 /* Wait for temperature to stabilize */ 2455 usleep_range(10000, 12000); 2456 2457 val = __phy_read(phydev, MII_88E1121_MISC_TEST); 2458 if (val < 0) { 2459 ret = val; 2460 goto error; 2461 } 2462 2463 /* Disable temperature sensor */ 2464 ret = __phy_write(phydev, MII_88E1121_MISC_TEST, 2465 ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN); 2466 if (ret < 0) 2467 goto error; 2468 2469 *temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000; 2470 2471 error: 2472 return phy_restore_page(phydev, oldpage, ret); 2473 } 2474 2475 static int m88e1510_get_temp(struct phy_device *phydev, long *temp) 2476 { 2477 int ret; 2478 2479 *temp = 0; 2480 2481 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2482 MII_88E1510_TEMP_SENSOR); 2483 if (ret < 0) 2484 return ret; 2485 2486 *temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000; 2487 2488 return 0; 2489 } 2490 2491 static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp) 2492 { 2493 int ret; 2494 2495 *temp = 0; 2496 2497 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2498 MII_88E1121_MISC_TEST); 2499 if (ret < 0) 2500 return ret; 2501 2502 *temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >> 2503 MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25; 2504 /* convert to mC */ 2505 *temp *= 1000; 2506 2507 return 0; 2508 } 2509 2510 static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp) 2511 { 2512 temp = temp / 1000; 2513 temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f); 2514 2515 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2516 MII_88E1121_MISC_TEST, 2517 MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK, 2518 temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT); 2519 } 2520 2521 static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm) 2522 { 2523 int ret; 2524 2525 *alarm = false; 2526 2527 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2528 MII_88E1121_MISC_TEST); 2529 if (ret < 0) 2530 return ret; 2531 2532 *alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ); 2533 2534 return 0; 2535 } 2536 2537 static int m88e6390_get_temp(struct phy_device *phydev, long *temp) 2538 { 2539 int sum = 0; 2540 int oldpage; 2541 int ret = 0; 2542 int i; 2543 2544 *temp = 0; 2545 2546 oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE); 2547 if (oldpage < 0) 2548 goto error; 2549 2550 /* Enable temperature sensor */ 2551 ret = __phy_read(phydev, MII_88E6390_MISC_TEST); 2552 if (ret < 0) 2553 goto error; 2554 2555 ret &= ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK; 2556 ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S; 2557 2558 ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret); 2559 if (ret < 0) 2560 goto error; 2561 2562 /* Wait for temperature to stabilize */ 2563 usleep_range(10000, 12000); 2564 2565 /* Reading the temperature sense has an errata. You need to read 2566 * a number of times and take an average. 2567 */ 2568 for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) { 2569 ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR); 2570 if (ret < 0) 2571 goto error; 2572 sum += ret & MII_88E6390_TEMP_SENSOR_MASK; 2573 } 2574 2575 sum /= MII_88E6390_TEMP_SENSOR_SAMPLES; 2576 *temp = (sum - 75) * 1000; 2577 2578 /* Disable temperature sensor */ 2579 ret = __phy_read(phydev, MII_88E6390_MISC_TEST); 2580 if (ret < 0) 2581 goto error; 2582 2583 ret = ret & ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK; 2584 ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE; 2585 2586 ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret); 2587 2588 error: 2589 phy_restore_page(phydev, oldpage, ret); 2590 2591 return ret; 2592 } 2593 2594 static int m88e6393_get_temp(struct phy_device *phydev, long *temp) 2595 { 2596 int err; 2597 2598 err = m88e1510_get_temp(phydev, temp); 2599 2600 /* 88E1510 measures T + 25, while the PHY on 88E6393X switch 2601 * T + 75, so we have to subtract another 50 2602 */ 2603 *temp -= 50000; 2604 2605 return err; 2606 } 2607 2608 static int m88e6393_get_temp_critical(struct phy_device *phydev, long *temp) 2609 { 2610 int ret; 2611 2612 *temp = 0; 2613 2614 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2615 MII_88E6390_TEMP_SENSOR); 2616 if (ret < 0) 2617 return ret; 2618 2619 *temp = (((ret & MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK) >> 2620 MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT) - 75) * 1000; 2621 2622 return 0; 2623 } 2624 2625 static int m88e6393_set_temp_critical(struct phy_device *phydev, long temp) 2626 { 2627 temp = (temp / 1000) + 75; 2628 2629 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2630 MII_88E6390_TEMP_SENSOR, 2631 MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK, 2632 temp << MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT); 2633 } 2634 2635 static int m88e6393_hwmon_config(struct phy_device *phydev) 2636 { 2637 int err; 2638 2639 err = m88e6393_set_temp_critical(phydev, 100000); 2640 if (err) 2641 return err; 2642 2643 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, 2644 MII_88E6390_MISC_TEST, 2645 MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK | 2646 MII_88E6393_MISC_TEST_SAMPLES_MASK | 2647 MII_88E6393_MISC_TEST_RATE_MASK, 2648 MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE | 2649 MII_88E6393_MISC_TEST_SAMPLES_2048 | 2650 MII_88E6393_MISC_TEST_RATE_2_3MS); 2651 } 2652 2653 static int marvell_hwmon_read(struct device *dev, enum hwmon_sensor_types type, 2654 u32 attr, int channel, long *temp) 2655 { 2656 struct phy_device *phydev = dev_get_drvdata(dev); 2657 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); 2658 int err = -EOPNOTSUPP; 2659 2660 switch (attr) { 2661 case hwmon_temp_input: 2662 if (ops->get_temp) 2663 err = ops->get_temp(phydev, temp); 2664 break; 2665 case hwmon_temp_crit: 2666 if (ops->get_temp_critical) 2667 err = ops->get_temp_critical(phydev, temp); 2668 break; 2669 case hwmon_temp_max_alarm: 2670 if (ops->get_temp_alarm) 2671 err = ops->get_temp_alarm(phydev, temp); 2672 break; 2673 } 2674 2675 return err; 2676 } 2677 2678 static int marvell_hwmon_write(struct device *dev, enum hwmon_sensor_types type, 2679 u32 attr, int channel, long temp) 2680 { 2681 struct phy_device *phydev = dev_get_drvdata(dev); 2682 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); 2683 int err = -EOPNOTSUPP; 2684 2685 switch (attr) { 2686 case hwmon_temp_crit: 2687 if (ops->set_temp_critical) 2688 err = ops->set_temp_critical(phydev, temp); 2689 break; 2690 } 2691 2692 return err; 2693 } 2694 2695 static umode_t marvell_hwmon_is_visible(const void *data, 2696 enum hwmon_sensor_types type, 2697 u32 attr, int channel) 2698 { 2699 const struct phy_device *phydev = data; 2700 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); 2701 2702 if (type != hwmon_temp) 2703 return 0; 2704 2705 switch (attr) { 2706 case hwmon_temp_input: 2707 return ops->get_temp ? 0444 : 0; 2708 case hwmon_temp_max_alarm: 2709 return ops->get_temp_alarm ? 0444 : 0; 2710 case hwmon_temp_crit: 2711 return (ops->get_temp_critical ? 0444 : 0) | 2712 (ops->set_temp_critical ? 0200 : 0); 2713 default: 2714 return 0; 2715 } 2716 } 2717 2718 static u32 marvell_hwmon_chip_config[] = { 2719 HWMON_C_REGISTER_TZ, 2720 0 2721 }; 2722 2723 static const struct hwmon_channel_info marvell_hwmon_chip = { 2724 .type = hwmon_chip, 2725 .config = marvell_hwmon_chip_config, 2726 }; 2727 2728 /* we can define HWMON_T_CRIT and HWMON_T_MAX_ALARM even though these are not 2729 * defined for all PHYs, because the hwmon code checks whether the attributes 2730 * exists via the .is_visible method 2731 */ 2732 static u32 marvell_hwmon_temp_config[] = { 2733 HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM, 2734 0 2735 }; 2736 2737 static const struct hwmon_channel_info marvell_hwmon_temp = { 2738 .type = hwmon_temp, 2739 .config = marvell_hwmon_temp_config, 2740 }; 2741 2742 static const struct hwmon_channel_info * const marvell_hwmon_info[] = { 2743 &marvell_hwmon_chip, 2744 &marvell_hwmon_temp, 2745 NULL 2746 }; 2747 2748 static const struct hwmon_ops marvell_hwmon_hwmon_ops = { 2749 .is_visible = marvell_hwmon_is_visible, 2750 .read = marvell_hwmon_read, 2751 .write = marvell_hwmon_write, 2752 }; 2753 2754 static const struct hwmon_chip_info marvell_hwmon_chip_info = { 2755 .ops = &marvell_hwmon_hwmon_ops, 2756 .info = marvell_hwmon_info, 2757 }; 2758 2759 static int marvell_hwmon_name(struct phy_device *phydev) 2760 { 2761 struct marvell_priv *priv = phydev->priv; 2762 struct device *dev = &phydev->mdio.dev; 2763 const char *devname = dev_name(dev); 2764 size_t len = strlen(devname); 2765 int i, j; 2766 2767 priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL); 2768 if (!priv->hwmon_name) 2769 return -ENOMEM; 2770 2771 for (i = j = 0; i < len && devname[i]; i++) { 2772 if (isalnum(devname[i])) 2773 priv->hwmon_name[j++] = devname[i]; 2774 } 2775 2776 return 0; 2777 } 2778 2779 static int marvell_hwmon_probe(struct phy_device *phydev) 2780 { 2781 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); 2782 struct marvell_priv *priv = phydev->priv; 2783 struct device *dev = &phydev->mdio.dev; 2784 int err; 2785 2786 if (!ops) 2787 return 0; 2788 2789 err = marvell_hwmon_name(phydev); 2790 if (err) 2791 return err; 2792 2793 priv->hwmon_dev = devm_hwmon_device_register_with_info( 2794 dev, priv->hwmon_name, phydev, &marvell_hwmon_chip_info, NULL); 2795 if (IS_ERR(priv->hwmon_dev)) 2796 return PTR_ERR(priv->hwmon_dev); 2797 2798 if (ops->config) 2799 err = ops->config(phydev); 2800 2801 return err; 2802 } 2803 2804 static const struct marvell_hwmon_ops m88e1121_hwmon_ops = { 2805 .get_temp = m88e1121_get_temp, 2806 }; 2807 2808 static const struct marvell_hwmon_ops m88e1510_hwmon_ops = { 2809 .get_temp = m88e1510_get_temp, 2810 .get_temp_critical = m88e1510_get_temp_critical, 2811 .set_temp_critical = m88e1510_set_temp_critical, 2812 .get_temp_alarm = m88e1510_get_temp_alarm, 2813 }; 2814 2815 static const struct marvell_hwmon_ops m88e6390_hwmon_ops = { 2816 .get_temp = m88e6390_get_temp, 2817 }; 2818 2819 static const struct marvell_hwmon_ops m88e6393_hwmon_ops = { 2820 .config = m88e6393_hwmon_config, 2821 .get_temp = m88e6393_get_temp, 2822 .get_temp_critical = m88e6393_get_temp_critical, 2823 .set_temp_critical = m88e6393_set_temp_critical, 2824 .get_temp_alarm = m88e1510_get_temp_alarm, 2825 }; 2826 2827 #define DEF_MARVELL_HWMON_OPS(s) (&(s)) 2828 2829 #else 2830 2831 #define DEF_MARVELL_HWMON_OPS(s) NULL 2832 2833 static int marvell_hwmon_probe(struct phy_device *phydev) 2834 { 2835 return 0; 2836 } 2837 #endif 2838 2839 static int m88e1318_led_brightness_set(struct phy_device *phydev, 2840 u8 index, enum led_brightness value) 2841 { 2842 int reg; 2843 2844 reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE, 2845 MII_88E1318S_PHY_LED_FUNC); 2846 if (reg < 0) 2847 return reg; 2848 2849 switch (index) { 2850 case 0: 2851 case 1: 2852 case 2: 2853 reg &= ~(0xf << (4 * index)); 2854 if (value == LED_OFF) 2855 reg |= MII_88E1318S_PHY_LED_FUNC_OFF << (4 * index); 2856 else 2857 reg |= MII_88E1318S_PHY_LED_FUNC_ON << (4 * index); 2858 break; 2859 default: 2860 return -EINVAL; 2861 } 2862 2863 return phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 2864 MII_88E1318S_PHY_LED_FUNC, reg); 2865 } 2866 2867 static int m88e1318_led_blink_set(struct phy_device *phydev, u8 index, 2868 unsigned long *delay_on, 2869 unsigned long *delay_off) 2870 { 2871 int reg; 2872 2873 reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE, 2874 MII_88E1318S_PHY_LED_FUNC); 2875 if (reg < 0) 2876 return reg; 2877 2878 switch (index) { 2879 case 0: 2880 case 1: 2881 case 2: 2882 reg &= ~(0xf << (4 * index)); 2883 reg |= MII_88E1318S_PHY_LED_FUNC_BLINK << (4 * index); 2884 /* Reset default is 84ms */ 2885 *delay_on = 84 / 2; 2886 *delay_off = 84 / 2; 2887 break; 2888 default: 2889 return -EINVAL; 2890 } 2891 2892 return phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 2893 MII_88E1318S_PHY_LED_FUNC, reg); 2894 } 2895 2896 static int marvell_probe(struct phy_device *phydev) 2897 { 2898 struct marvell_priv *priv; 2899 2900 priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL); 2901 if (!priv) 2902 return -ENOMEM; 2903 2904 phydev->priv = priv; 2905 2906 return marvell_hwmon_probe(phydev); 2907 } 2908 2909 static int m88e1510_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) 2910 { 2911 DECLARE_PHY_INTERFACE_MASK(interfaces); 2912 struct phy_device *phydev = upstream; 2913 phy_interface_t interface; 2914 struct device *dev; 2915 int oldpage; 2916 int ret = 0; 2917 u16 mode; 2918 2919 __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, }; 2920 2921 dev = &phydev->mdio.dev; 2922 2923 sfp_parse_support(phydev->sfp_bus, id, supported, interfaces); 2924 interface = sfp_select_interface(phydev->sfp_bus, supported); 2925 2926 dev_info(dev, "%s SFP module inserted\n", phy_modes(interface)); 2927 2928 switch (interface) { 2929 case PHY_INTERFACE_MODE_1000BASEX: 2930 mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X; 2931 2932 break; 2933 case PHY_INTERFACE_MODE_100BASEX: 2934 mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX; 2935 2936 break; 2937 case PHY_INTERFACE_MODE_SGMII: 2938 mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII; 2939 2940 break; 2941 default: 2942 dev_err(dev, "Incompatible SFP module inserted\n"); 2943 2944 return -EINVAL; 2945 } 2946 2947 oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE); 2948 if (oldpage < 0) 2949 goto error; 2950 2951 ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 2952 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, mode); 2953 if (ret < 0) 2954 goto error; 2955 2956 ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1, 2957 MII_88E1510_GEN_CTRL_REG_1_RESET); 2958 2959 error: 2960 return phy_restore_page(phydev, oldpage, ret); 2961 } 2962 2963 static void m88e1510_sfp_remove(void *upstream) 2964 { 2965 struct phy_device *phydev = upstream; 2966 int oldpage; 2967 int ret = 0; 2968 2969 oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE); 2970 if (oldpage < 0) 2971 goto error; 2972 2973 ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 2974 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, 2975 MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII); 2976 if (ret < 0) 2977 goto error; 2978 2979 ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1, 2980 MII_88E1510_GEN_CTRL_REG_1_RESET); 2981 2982 error: 2983 phy_restore_page(phydev, oldpage, ret); 2984 } 2985 2986 static const struct sfp_upstream_ops m88e1510_sfp_ops = { 2987 .module_insert = m88e1510_sfp_insert, 2988 .module_remove = m88e1510_sfp_remove, 2989 .attach = phy_sfp_attach, 2990 .detach = phy_sfp_detach, 2991 }; 2992 2993 static int m88e1510_probe(struct phy_device *phydev) 2994 { 2995 int err; 2996 2997 err = marvell_probe(phydev); 2998 if (err) 2999 return err; 3000 3001 return phy_sfp_probe(phydev, &m88e1510_sfp_ops); 3002 } 3003 3004 static struct phy_driver marvell_drivers[] = { 3005 { 3006 .phy_id = MARVELL_PHY_ID_88E1101, 3007 .phy_id_mask = MARVELL_PHY_ID_MASK, 3008 .name = "Marvell 88E1101", 3009 /* PHY_GBIT_FEATURES */ 3010 .probe = marvell_probe, 3011 .config_init = marvell_config_init, 3012 .config_aneg = m88e1101_config_aneg, 3013 .config_intr = marvell_config_intr, 3014 .handle_interrupt = marvell_handle_interrupt, 3015 .resume = genphy_resume, 3016 .suspend = genphy_suspend, 3017 .read_page = marvell_read_page, 3018 .write_page = marvell_write_page, 3019 .get_sset_count = marvell_get_sset_count, 3020 .get_strings = marvell_get_strings, 3021 .get_stats = marvell_get_stats, 3022 }, 3023 { 3024 .phy_id = MARVELL_PHY_ID_88E1112, 3025 .phy_id_mask = MARVELL_PHY_ID_MASK, 3026 .name = "Marvell 88E1112", 3027 /* PHY_GBIT_FEATURES */ 3028 .probe = marvell_probe, 3029 .config_init = m88e1112_config_init, 3030 .config_aneg = marvell_config_aneg, 3031 .config_intr = marvell_config_intr, 3032 .handle_interrupt = marvell_handle_interrupt, 3033 .resume = genphy_resume, 3034 .suspend = genphy_suspend, 3035 .read_page = marvell_read_page, 3036 .write_page = marvell_write_page, 3037 .get_sset_count = marvell_get_sset_count, 3038 .get_strings = marvell_get_strings, 3039 .get_stats = marvell_get_stats, 3040 .get_tunable = m88e1011_get_tunable, 3041 .set_tunable = m88e1011_set_tunable, 3042 }, 3043 { 3044 .phy_id = MARVELL_PHY_ID_88E1111, 3045 .phy_id_mask = MARVELL_PHY_ID_MASK, 3046 .name = "Marvell 88E1111", 3047 /* PHY_GBIT_FEATURES */ 3048 .probe = marvell_probe, 3049 .config_init = m88e1111gbe_config_init, 3050 .config_aneg = m88e1111_config_aneg, 3051 .read_status = marvell_read_status, 3052 .config_intr = marvell_config_intr, 3053 .handle_interrupt = marvell_handle_interrupt, 3054 .resume = genphy_resume, 3055 .suspend = genphy_suspend, 3056 .read_page = marvell_read_page, 3057 .write_page = marvell_write_page, 3058 .get_sset_count = marvell_get_sset_count, 3059 .get_strings = marvell_get_strings, 3060 .get_stats = marvell_get_stats, 3061 .get_tunable = m88e1111_get_tunable, 3062 .set_tunable = m88e1111_set_tunable, 3063 }, 3064 { 3065 .phy_id = MARVELL_PHY_ID_88E1111_FINISAR, 3066 .phy_id_mask = MARVELL_PHY_ID_MASK, 3067 .name = "Marvell 88E1111 (Finisar)", 3068 /* PHY_GBIT_FEATURES */ 3069 .probe = marvell_probe, 3070 .config_init = m88e1111gbe_config_init, 3071 .config_aneg = m88e1111_config_aneg, 3072 .read_status = marvell_read_status, 3073 .config_intr = marvell_config_intr, 3074 .handle_interrupt = marvell_handle_interrupt, 3075 .resume = genphy_resume, 3076 .suspend = genphy_suspend, 3077 .read_page = marvell_read_page, 3078 .write_page = marvell_write_page, 3079 .get_sset_count = marvell_get_sset_count, 3080 .get_strings = marvell_get_strings, 3081 .get_stats = marvell_get_stats, 3082 .get_tunable = m88e1111_get_tunable, 3083 .set_tunable = m88e1111_set_tunable, 3084 }, 3085 { 3086 .phy_id = MARVELL_PHY_ID_88E1118, 3087 .phy_id_mask = MARVELL_PHY_ID_MASK, 3088 .name = "Marvell 88E1118", 3089 /* PHY_GBIT_FEATURES */ 3090 .probe = marvell_probe, 3091 .config_init = m88e1118_config_init, 3092 .config_aneg = m88e1118_config_aneg, 3093 .config_intr = marvell_config_intr, 3094 .handle_interrupt = marvell_handle_interrupt, 3095 .resume = genphy_resume, 3096 .suspend = genphy_suspend, 3097 .read_page = marvell_read_page, 3098 .write_page = marvell_write_page, 3099 .get_sset_count = marvell_get_sset_count, 3100 .get_strings = marvell_get_strings, 3101 .get_stats = marvell_get_stats, 3102 }, 3103 { 3104 .phy_id = MARVELL_PHY_ID_88E1121R, 3105 .phy_id_mask = MARVELL_PHY_ID_MASK, 3106 .name = "Marvell 88E1121R", 3107 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1121_hwmon_ops), 3108 /* PHY_GBIT_FEATURES */ 3109 .probe = marvell_probe, 3110 .config_init = marvell_1011gbe_config_init, 3111 .config_aneg = m88e1121_config_aneg, 3112 .read_status = marvell_read_status, 3113 .config_intr = marvell_config_intr, 3114 .handle_interrupt = marvell_handle_interrupt, 3115 .resume = genphy_resume, 3116 .suspend = genphy_suspend, 3117 .read_page = marvell_read_page, 3118 .write_page = marvell_write_page, 3119 .get_sset_count = marvell_get_sset_count, 3120 .get_strings = marvell_get_strings, 3121 .get_stats = marvell_get_stats, 3122 .get_tunable = m88e1011_get_tunable, 3123 .set_tunable = m88e1011_set_tunable, 3124 }, 3125 { 3126 .phy_id = MARVELL_PHY_ID_88E1318S, 3127 .phy_id_mask = MARVELL_PHY_ID_MASK, 3128 .name = "Marvell 88E1318S", 3129 /* PHY_GBIT_FEATURES */ 3130 .probe = marvell_probe, 3131 .config_init = m88e1318_config_init, 3132 .config_aneg = m88e1318_config_aneg, 3133 .read_status = marvell_read_status, 3134 .config_intr = marvell_config_intr, 3135 .handle_interrupt = marvell_handle_interrupt, 3136 .get_wol = m88e1318_get_wol, 3137 .set_wol = m88e1318_set_wol, 3138 .resume = genphy_resume, 3139 .suspend = genphy_suspend, 3140 .read_page = marvell_read_page, 3141 .write_page = marvell_write_page, 3142 .get_sset_count = marvell_get_sset_count, 3143 .get_strings = marvell_get_strings, 3144 .get_stats = marvell_get_stats, 3145 .led_brightness_set = m88e1318_led_brightness_set, 3146 .led_blink_set = m88e1318_led_blink_set, 3147 }, 3148 { 3149 .phy_id = MARVELL_PHY_ID_88E1145, 3150 .phy_id_mask = MARVELL_PHY_ID_MASK, 3151 .name = "Marvell 88E1145", 3152 /* PHY_GBIT_FEATURES */ 3153 .probe = marvell_probe, 3154 .config_init = m88e1145_config_init, 3155 .config_aneg = m88e1101_config_aneg, 3156 .config_intr = marvell_config_intr, 3157 .handle_interrupt = marvell_handle_interrupt, 3158 .resume = genphy_resume, 3159 .suspend = genphy_suspend, 3160 .read_page = marvell_read_page, 3161 .write_page = marvell_write_page, 3162 .get_sset_count = marvell_get_sset_count, 3163 .get_strings = marvell_get_strings, 3164 .get_stats = marvell_get_stats, 3165 .get_tunable = m88e1111_get_tunable, 3166 .set_tunable = m88e1111_set_tunable, 3167 }, 3168 { 3169 .phy_id = MARVELL_PHY_ID_88E1149R, 3170 .phy_id_mask = MARVELL_PHY_ID_MASK, 3171 .name = "Marvell 88E1149R", 3172 /* PHY_GBIT_FEATURES */ 3173 .probe = marvell_probe, 3174 .config_init = m88e1149_config_init, 3175 .config_aneg = m88e1118_config_aneg, 3176 .config_intr = marvell_config_intr, 3177 .handle_interrupt = marvell_handle_interrupt, 3178 .resume = genphy_resume, 3179 .suspend = genphy_suspend, 3180 .read_page = marvell_read_page, 3181 .write_page = marvell_write_page, 3182 .get_sset_count = marvell_get_sset_count, 3183 .get_strings = marvell_get_strings, 3184 .get_stats = marvell_get_stats, 3185 }, 3186 { 3187 .phy_id = MARVELL_PHY_ID_88E1240, 3188 .phy_id_mask = MARVELL_PHY_ID_MASK, 3189 .name = "Marvell 88E1240", 3190 /* PHY_GBIT_FEATURES */ 3191 .probe = marvell_probe, 3192 .config_init = m88e1112_config_init, 3193 .config_aneg = marvell_config_aneg, 3194 .config_intr = marvell_config_intr, 3195 .handle_interrupt = marvell_handle_interrupt, 3196 .resume = genphy_resume, 3197 .suspend = genphy_suspend, 3198 .read_page = marvell_read_page, 3199 .write_page = marvell_write_page, 3200 .get_sset_count = marvell_get_sset_count, 3201 .get_strings = marvell_get_strings, 3202 .get_stats = marvell_get_stats, 3203 .get_tunable = m88e1011_get_tunable, 3204 .set_tunable = m88e1011_set_tunable, 3205 }, 3206 { 3207 .phy_id = MARVELL_PHY_ID_88E1116R, 3208 .phy_id_mask = MARVELL_PHY_ID_MASK, 3209 .name = "Marvell 88E1116R", 3210 /* PHY_GBIT_FEATURES */ 3211 .probe = marvell_probe, 3212 .config_init = m88e1116r_config_init, 3213 .config_intr = marvell_config_intr, 3214 .handle_interrupt = marvell_handle_interrupt, 3215 .resume = genphy_resume, 3216 .suspend = genphy_suspend, 3217 .read_page = marvell_read_page, 3218 .write_page = marvell_write_page, 3219 .get_sset_count = marvell_get_sset_count, 3220 .get_strings = marvell_get_strings, 3221 .get_stats = marvell_get_stats, 3222 .get_tunable = m88e1011_get_tunable, 3223 .set_tunable = m88e1011_set_tunable, 3224 }, 3225 { 3226 .phy_id = MARVELL_PHY_ID_88E1510, 3227 .phy_id_mask = MARVELL_PHY_ID_MASK, 3228 .name = "Marvell 88E1510", 3229 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), 3230 .features = PHY_GBIT_FIBRE_FEATURES, 3231 .flags = PHY_POLL_CABLE_TEST, 3232 .probe = m88e1510_probe, 3233 .config_init = m88e1510_config_init, 3234 .config_aneg = m88e1510_config_aneg, 3235 .read_status = marvell_read_status, 3236 .config_intr = marvell_config_intr, 3237 .handle_interrupt = marvell_handle_interrupt, 3238 .get_wol = m88e1318_get_wol, 3239 .set_wol = m88e1318_set_wol, 3240 .resume = marvell_resume, 3241 .suspend = marvell_suspend, 3242 .read_page = marvell_read_page, 3243 .write_page = marvell_write_page, 3244 .get_sset_count = marvell_get_sset_count, 3245 .get_strings = marvell_get_strings, 3246 .get_stats = marvell_get_stats, 3247 .set_loopback = m88e1510_loopback, 3248 .get_tunable = m88e1011_get_tunable, 3249 .set_tunable = m88e1011_set_tunable, 3250 .cable_test_start = marvell_vct7_cable_test_start, 3251 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, 3252 .cable_test_get_status = marvell_vct7_cable_test_get_status, 3253 .led_brightness_set = m88e1318_led_brightness_set, 3254 .led_blink_set = m88e1318_led_blink_set, 3255 }, 3256 { 3257 .phy_id = MARVELL_PHY_ID_88E1540, 3258 .phy_id_mask = MARVELL_PHY_ID_MASK, 3259 .name = "Marvell 88E1540", 3260 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), 3261 /* PHY_GBIT_FEATURES */ 3262 .flags = PHY_POLL_CABLE_TEST, 3263 .probe = marvell_probe, 3264 .config_init = marvell_1011gbe_config_init, 3265 .config_aneg = m88e1510_config_aneg, 3266 .read_status = marvell_read_status, 3267 .config_intr = marvell_config_intr, 3268 .handle_interrupt = marvell_handle_interrupt, 3269 .resume = genphy_resume, 3270 .suspend = genphy_suspend, 3271 .read_page = marvell_read_page, 3272 .write_page = marvell_write_page, 3273 .get_sset_count = marvell_get_sset_count, 3274 .get_strings = marvell_get_strings, 3275 .get_stats = marvell_get_stats, 3276 .get_tunable = m88e1540_get_tunable, 3277 .set_tunable = m88e1540_set_tunable, 3278 .cable_test_start = marvell_vct7_cable_test_start, 3279 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, 3280 .cable_test_get_status = marvell_vct7_cable_test_get_status, 3281 .led_brightness_set = m88e1318_led_brightness_set, 3282 .led_blink_set = m88e1318_led_blink_set, 3283 }, 3284 { 3285 .phy_id = MARVELL_PHY_ID_88E1545, 3286 .phy_id_mask = MARVELL_PHY_ID_MASK, 3287 .name = "Marvell 88E1545", 3288 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), 3289 .probe = marvell_probe, 3290 /* PHY_GBIT_FEATURES */ 3291 .flags = PHY_POLL_CABLE_TEST, 3292 .config_init = marvell_1011gbe_config_init, 3293 .config_aneg = m88e1510_config_aneg, 3294 .read_status = marvell_read_status, 3295 .config_intr = marvell_config_intr, 3296 .handle_interrupt = marvell_handle_interrupt, 3297 .resume = genphy_resume, 3298 .suspend = genphy_suspend, 3299 .read_page = marvell_read_page, 3300 .write_page = marvell_write_page, 3301 .get_sset_count = marvell_get_sset_count, 3302 .get_strings = marvell_get_strings, 3303 .get_stats = marvell_get_stats, 3304 .get_tunable = m88e1540_get_tunable, 3305 .set_tunable = m88e1540_set_tunable, 3306 .cable_test_start = marvell_vct7_cable_test_start, 3307 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, 3308 .cable_test_get_status = marvell_vct7_cable_test_get_status, 3309 .led_brightness_set = m88e1318_led_brightness_set, 3310 .led_blink_set = m88e1318_led_blink_set, 3311 }, 3312 { 3313 .phy_id = MARVELL_PHY_ID_88E3016, 3314 .phy_id_mask = MARVELL_PHY_ID_MASK, 3315 .name = "Marvell 88E3016", 3316 /* PHY_BASIC_FEATURES */ 3317 .probe = marvell_probe, 3318 .config_init = m88e3016_config_init, 3319 .aneg_done = marvell_aneg_done, 3320 .read_status = marvell_read_status, 3321 .config_intr = marvell_config_intr, 3322 .handle_interrupt = marvell_handle_interrupt, 3323 .resume = genphy_resume, 3324 .suspend = genphy_suspend, 3325 .read_page = marvell_read_page, 3326 .write_page = marvell_write_page, 3327 .get_sset_count = marvell_get_sset_count, 3328 .get_strings = marvell_get_strings, 3329 .get_stats = marvell_get_stats, 3330 }, 3331 { 3332 .phy_id = MARVELL_PHY_ID_88E6341_FAMILY, 3333 .phy_id_mask = MARVELL_PHY_ID_MASK, 3334 .name = "Marvell 88E6341 Family", 3335 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), 3336 /* PHY_GBIT_FEATURES */ 3337 .flags = PHY_POLL_CABLE_TEST, 3338 .probe = marvell_probe, 3339 .config_init = marvell_1011gbe_config_init, 3340 .config_aneg = m88e6390_config_aneg, 3341 .read_status = marvell_read_status, 3342 .config_intr = marvell_config_intr, 3343 .handle_interrupt = marvell_handle_interrupt, 3344 .resume = genphy_resume, 3345 .suspend = genphy_suspend, 3346 .read_page = marvell_read_page, 3347 .write_page = marvell_write_page, 3348 .get_sset_count = marvell_get_sset_count, 3349 .get_strings = marvell_get_strings, 3350 .get_stats = marvell_get_stats, 3351 .get_tunable = m88e1540_get_tunable, 3352 .set_tunable = m88e1540_set_tunable, 3353 .cable_test_start = marvell_vct7_cable_test_start, 3354 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, 3355 .cable_test_get_status = marvell_vct7_cable_test_get_status, 3356 }, 3357 { 3358 .phy_id = MARVELL_PHY_ID_88E6390_FAMILY, 3359 .phy_id_mask = MARVELL_PHY_ID_MASK, 3360 .name = "Marvell 88E6390 Family", 3361 .driver_data = DEF_MARVELL_HWMON_OPS(m88e6390_hwmon_ops), 3362 /* PHY_GBIT_FEATURES */ 3363 .flags = PHY_POLL_CABLE_TEST, 3364 .probe = marvell_probe, 3365 .config_init = marvell_1011gbe_config_init, 3366 .config_aneg = m88e6390_config_aneg, 3367 .read_status = marvell_read_status, 3368 .config_intr = marvell_config_intr, 3369 .handle_interrupt = marvell_handle_interrupt, 3370 .resume = genphy_resume, 3371 .suspend = genphy_suspend, 3372 .read_page = marvell_read_page, 3373 .write_page = marvell_write_page, 3374 .get_sset_count = marvell_get_sset_count, 3375 .get_strings = marvell_get_strings, 3376 .get_stats = marvell_get_stats, 3377 .get_tunable = m88e1540_get_tunable, 3378 .set_tunable = m88e1540_set_tunable, 3379 .cable_test_start = marvell_vct7_cable_test_start, 3380 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, 3381 .cable_test_get_status = marvell_vct7_cable_test_get_status, 3382 }, 3383 { 3384 .phy_id = MARVELL_PHY_ID_88E6393_FAMILY, 3385 .phy_id_mask = MARVELL_PHY_ID_MASK, 3386 .name = "Marvell 88E6393 Family", 3387 .driver_data = DEF_MARVELL_HWMON_OPS(m88e6393_hwmon_ops), 3388 /* PHY_GBIT_FEATURES */ 3389 .flags = PHY_POLL_CABLE_TEST, 3390 .probe = marvell_probe, 3391 .config_init = marvell_1011gbe_config_init, 3392 .config_aneg = m88e1510_config_aneg, 3393 .read_status = marvell_read_status, 3394 .config_intr = marvell_config_intr, 3395 .handle_interrupt = marvell_handle_interrupt, 3396 .resume = genphy_resume, 3397 .suspend = genphy_suspend, 3398 .read_page = marvell_read_page, 3399 .write_page = marvell_write_page, 3400 .get_sset_count = marvell_get_sset_count, 3401 .get_strings = marvell_get_strings, 3402 .get_stats = marvell_get_stats, 3403 .get_tunable = m88e1540_get_tunable, 3404 .set_tunable = m88e1540_set_tunable, 3405 .cable_test_start = marvell_vct7_cable_test_start, 3406 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, 3407 .cable_test_get_status = marvell_vct7_cable_test_get_status, 3408 }, 3409 { 3410 .phy_id = MARVELL_PHY_ID_88E1340S, 3411 .phy_id_mask = MARVELL_PHY_ID_MASK, 3412 .name = "Marvell 88E1340S", 3413 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), 3414 .probe = marvell_probe, 3415 /* PHY_GBIT_FEATURES */ 3416 .config_init = marvell_1011gbe_config_init, 3417 .config_aneg = m88e1510_config_aneg, 3418 .read_status = marvell_read_status, 3419 .config_intr = marvell_config_intr, 3420 .handle_interrupt = marvell_handle_interrupt, 3421 .resume = genphy_resume, 3422 .suspend = genphy_suspend, 3423 .read_page = marvell_read_page, 3424 .write_page = marvell_write_page, 3425 .get_sset_count = marvell_get_sset_count, 3426 .get_strings = marvell_get_strings, 3427 .get_stats = marvell_get_stats, 3428 .get_tunable = m88e1540_get_tunable, 3429 .set_tunable = m88e1540_set_tunable, 3430 }, 3431 { 3432 .phy_id = MARVELL_PHY_ID_88E1548P, 3433 .phy_id_mask = MARVELL_PHY_ID_MASK, 3434 .name = "Marvell 88E1548P", 3435 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), 3436 .probe = marvell_probe, 3437 .features = PHY_GBIT_FIBRE_FEATURES, 3438 .config_init = marvell_1011gbe_config_init, 3439 .config_aneg = m88e1510_config_aneg, 3440 .read_status = marvell_read_status, 3441 .config_intr = marvell_config_intr, 3442 .handle_interrupt = marvell_handle_interrupt, 3443 .resume = genphy_resume, 3444 .suspend = genphy_suspend, 3445 .read_page = marvell_read_page, 3446 .write_page = marvell_write_page, 3447 .get_sset_count = marvell_get_sset_count, 3448 .get_strings = marvell_get_strings, 3449 .get_stats = marvell_get_stats, 3450 .get_tunable = m88e1540_get_tunable, 3451 .set_tunable = m88e1540_set_tunable, 3452 .led_brightness_set = m88e1318_led_brightness_set, 3453 .led_blink_set = m88e1318_led_blink_set, 3454 }, 3455 }; 3456 3457 module_phy_driver(marvell_drivers); 3458 3459 static struct mdio_device_id __maybe_unused marvell_tbl[] = { 3460 { MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK }, 3461 { MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK }, 3462 { MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK }, 3463 { MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK }, 3464 { MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK }, 3465 { MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK }, 3466 { MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK }, 3467 { MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK }, 3468 { MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK }, 3469 { MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK }, 3470 { MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK }, 3471 { MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK }, 3472 { MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK }, 3473 { MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK }, 3474 { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK }, 3475 { MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK }, 3476 { MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK }, 3477 { MARVELL_PHY_ID_88E6393_FAMILY, MARVELL_PHY_ID_MASK }, 3478 { MARVELL_PHY_ID_88E1340S, MARVELL_PHY_ID_MASK }, 3479 { MARVELL_PHY_ID_88E1548P, MARVELL_PHY_ID_MASK }, 3480 { } 3481 }; 3482 3483 MODULE_DEVICE_TABLE(mdio, marvell_tbl); 3484