1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ 2 /* 3 * Driver for Microsemi VSC85xx PHYs 4 * 5 * Copyright (c) 2016 Microsemi Corporation 6 */ 7 8 #ifndef _MSCC_PHY_H_ 9 #define _MSCC_PHY_H_ 10 11 #if IS_ENABLED(CONFIG_MACSEC) 12 #include "mscc_macsec.h" 13 #endif 14 15 enum rgmii_clock_delay { 16 RGMII_CLK_DELAY_0_2_NS = 0, 17 RGMII_CLK_DELAY_0_8_NS = 1, 18 RGMII_CLK_DELAY_1_1_NS = 2, 19 RGMII_CLK_DELAY_1_7_NS = 3, 20 RGMII_CLK_DELAY_2_0_NS = 4, 21 RGMII_CLK_DELAY_2_3_NS = 5, 22 RGMII_CLK_DELAY_2_6_NS = 6, 23 RGMII_CLK_DELAY_3_4_NS = 7 24 }; 25 26 /* Microsemi VSC85xx PHY registers */ 27 /* IEEE 802. Std Registers */ 28 #define MSCC_PHY_BYPASS_CONTROL 18 29 #define DISABLE_HP_AUTO_MDIX_MASK 0x0080 30 #define DISABLE_PAIR_SWAP_CORR_MASK 0x0020 31 #define DISABLE_POLARITY_CORR_MASK 0x0010 32 #define PARALLEL_DET_IGNORE_ADVERTISED 0x0008 33 34 #define MSCC_PHY_EXT_CNTL_STATUS 22 35 #define SMI_BROADCAST_WR_EN 0x0001 36 37 #define MSCC_PHY_ERR_RX_CNT 19 38 #define MSCC_PHY_ERR_FALSE_CARRIER_CNT 20 39 #define MSCC_PHY_ERR_LINK_DISCONNECT_CNT 21 40 #define ERR_CNT_MASK GENMASK(7, 0) 41 42 #define MSCC_PHY_EXT_PHY_CNTL_1 23 43 #define MAC_IF_SELECTION_MASK 0x1800 44 #define MAC_IF_SELECTION_GMII 0 45 #define MAC_IF_SELECTION_RMII 1 46 #define MAC_IF_SELECTION_RGMII 2 47 #define MAC_IF_SELECTION_POS 11 48 #define VSC8584_MAC_IF_SELECTION_MASK 0x1000 49 #define VSC8584_MAC_IF_SELECTION_SGMII 0 50 #define VSC8584_MAC_IF_SELECTION_1000BASEX 1 51 #define VSC8584_MAC_IF_SELECTION_POS 12 52 #define FAR_END_LOOPBACK_MODE_MASK 0x0008 53 #define MEDIA_OP_MODE_MASK 0x0700 54 #define MEDIA_OP_MODE_COPPER 0 55 #define MEDIA_OP_MODE_SERDES 1 56 #define MEDIA_OP_MODE_1000BASEX 2 57 #define MEDIA_OP_MODE_100BASEFX 3 58 #define MEDIA_OP_MODE_AMS_COPPER_SERDES 5 59 #define MEDIA_OP_MODE_AMS_COPPER_1000BASEX 6 60 #define MEDIA_OP_MODE_AMS_COPPER_100BASEFX 7 61 #define MEDIA_OP_MODE_POS 8 62 63 #define MSCC_PHY_EXT_PHY_CNTL_2 24 64 65 #define MII_VSC85XX_INT_MASK 25 66 #define MII_VSC85XX_INT_MASK_MDINT BIT(15) 67 #define MII_VSC85XX_INT_MASK_LINK_CHG BIT(13) 68 #define MII_VSC85XX_INT_MASK_WOL BIT(6) 69 #define MII_VSC85XX_INT_MASK_EXT BIT(5) 70 #define MII_VSC85XX_INT_STATUS 26 71 72 #define MII_VSC85XX_INT_MASK_MASK (MII_VSC85XX_INT_MASK_MDINT | \ 73 MII_VSC85XX_INT_MASK_LINK_CHG | \ 74 MII_VSC85XX_INT_MASK_EXT) 75 76 #define MSCC_PHY_WOL_MAC_CONTROL 27 77 #define EDGE_RATE_CNTL_POS 5 78 #define EDGE_RATE_CNTL_MASK 0x00E0 79 80 #define MSCC_PHY_DEV_AUX_CNTL 28 81 #define HP_AUTO_MDIX_X_OVER_IND_MASK 0x2000 82 83 #define MSCC_PHY_LED_MODE_SEL 29 84 #define LED_MODE_SEL_POS(x) ((x) * 4) 85 #define LED_MODE_SEL_MASK(x) (GENMASK(3, 0) << LED_MODE_SEL_POS(x)) 86 #define LED_MODE_SEL(x, mode) (((mode) << LED_MODE_SEL_POS(x)) & LED_MODE_SEL_MASK(x)) 87 88 #define MSCC_EXT_PAGE_CSR_CNTL_17 17 89 #define MSCC_EXT_PAGE_CSR_CNTL_18 18 90 91 #define MSCC_EXT_PAGE_CSR_CNTL_19 19 92 #define MSCC_PHY_CSR_CNTL_19_REG_ADDR(x) (x) 93 #define MSCC_PHY_CSR_CNTL_19_TARGET(x) ((x) << 12) 94 #define MSCC_PHY_CSR_CNTL_19_READ BIT(14) 95 #define MSCC_PHY_CSR_CNTL_19_CMD BIT(15) 96 97 #define MSCC_EXT_PAGE_CSR_CNTL_20 20 98 #define MSCC_PHY_CSR_CNTL_20_TARGET(x) (x) 99 100 #define PHY_MCB_TARGET 0x07 101 #define PHY_MCB_S6G_WRITE BIT(31) 102 #define PHY_MCB_S6G_READ BIT(30) 103 104 #define PHY_S6G_PLL5G_CFG0 0x06 105 #define PHY_S6G_PLL5G_CFG2 0x08 106 #define PHY_S6G_LCPLL_CFG 0x11 107 #define PHY_S6G_PLL_CFG 0x2b 108 #define PHY_S6G_COMMON_CFG 0x2c 109 #define PHY_S6G_GPC_CFG 0x2e 110 #define PHY_S6G_MISC_CFG 0x3b 111 #define PHY_MCB_S6G_CFG 0x3f 112 #define PHY_S6G_DFT_CFG2 0x3e 113 #define PHY_S6G_PLL_STATUS 0x31 114 #define PHY_S6G_IB_STATUS0 0x2f 115 116 #define PHY_S6G_SYS_RST_POS 31 117 #define PHY_S6G_ENA_LANE_POS 18 118 #define PHY_S6G_ENA_LOOP_POS 8 119 #define PHY_S6G_QRATE_POS 6 120 #define PHY_S6G_IF_MODE_POS 4 121 #define PHY_S6G_PLL_ENA_OFFS_POS 21 122 #define PHY_S6G_PLL_FSM_CTRL_DATA_POS 8 123 #define PHY_S6G_PLL_FSM_ENA_POS 7 124 125 #define PHY_S6G_CFG2_FSM_DIS 1 126 #define PHY_S6G_CFG2_FSM_CLK_BP 23 127 128 #define MSCC_EXT_PAGE_ACCESS 31 129 #define MSCC_PHY_PAGE_STANDARD 0x0000 /* Standard registers */ 130 #define MSCC_PHY_PAGE_EXTENDED 0x0001 /* Extended registers */ 131 #define MSCC_PHY_PAGE_EXTENDED_2 0x0002 /* Extended reg - page 2 */ 132 #define MSCC_PHY_PAGE_EXTENDED_3 0x0003 /* Extended reg - page 3 */ 133 #define MSCC_PHY_PAGE_EXTENDED_4 0x0004 /* Extended reg - page 4 */ 134 #define MSCC_PHY_PAGE_CSR_CNTL MSCC_PHY_PAGE_EXTENDED_4 135 #define MSCC_PHY_PAGE_MACSEC MSCC_PHY_PAGE_EXTENDED_4 136 /* Extended reg - GPIO; this is a bank of registers that are shared for all PHYs 137 * in the same package. 138 */ 139 #define MSCC_PHY_PAGE_EXTENDED_GPIO 0x0010 /* Extended reg - GPIO */ 140 #define MSCC_PHY_PAGE_1588 0x1588 /* PTP (1588) */ 141 #define MSCC_PHY_PAGE_TEST 0x2a30 /* Test reg */ 142 #define MSCC_PHY_PAGE_TR 0x52b5 /* Token ring registers */ 143 #define MSCC_PHY_GPIO_CONTROL_2 14 144 145 #define MSCC_PHY_COMA_MODE 0x2000 /* input(1) / output(0) */ 146 #define MSCC_PHY_COMA_OUTPUT 0x1000 /* value to output */ 147 148 /* Extended Page 1 Registers */ 149 #define MSCC_PHY_CU_MEDIA_CRC_VALID_CNT 18 150 #define VALID_CRC_CNT_CRC_MASK GENMASK(13, 0) 151 152 #define MSCC_PHY_EXT_MODE_CNTL 19 153 #define FORCE_MDI_CROSSOVER_MASK 0x000C 154 #define FORCE_MDI_CROSSOVER_MDIX 0x000C 155 #define FORCE_MDI_CROSSOVER_MDI 0x0008 156 157 #define MSCC_PHY_ACTIPHY_CNTL 20 158 #define PHY_ADDR_REVERSED 0x0200 159 #define DOWNSHIFT_CNTL_MASK 0x001C 160 #define DOWNSHIFT_EN 0x0010 161 #define DOWNSHIFT_CNTL_POS 2 162 163 #define MSCC_PHY_EXT_PHY_CNTL_4 23 164 #define PHY_CNTL_4_ADDR_POS 11 165 166 #define MSCC_PHY_VERIPHY_CNTL_2 25 167 168 #define MSCC_PHY_VERIPHY_CNTL_3 26 169 170 /* Extended Page 2 Registers */ 171 #define MSCC_PHY_CU_PMD_TX_CNTL 16 172 173 /* RGMII setting controls at address 18E2, for VSC8572 and similar */ 174 #define VSC8572_RGMII_CNTL 18 175 #define VSC8572_RGMII_RX_DELAY_MASK 0x000E 176 #define VSC8572_RGMII_TX_DELAY_MASK 0x0070 177 178 /* RGMII controls at address 20E2, for VSC8502 and similar */ 179 #define VSC8502_RGMII_CNTL 20 180 #define VSC8502_RGMII_RX_DELAY_MASK 0x0070 181 #define VSC8502_RGMII_TX_DELAY_MASK 0x0007 182 #define VSC8502_RGMII_RX_CLK_DISABLE 0x0800 183 184 #define MSCC_PHY_WOL_LOWER_MAC_ADDR 21 185 #define MSCC_PHY_WOL_MID_MAC_ADDR 22 186 #define MSCC_PHY_WOL_UPPER_MAC_ADDR 23 187 #define MSCC_PHY_WOL_LOWER_PASSWD 24 188 #define MSCC_PHY_WOL_MID_PASSWD 25 189 #define MSCC_PHY_WOL_UPPER_PASSWD 26 190 191 #define MSCC_PHY_WOL_MAC_CONTROL 27 192 #define SECURE_ON_ENABLE 0x8000 193 #define SECURE_ON_PASSWD_LEN_4 0x4000 194 195 #define MSCC_PHY_EXTENDED_INT 28 196 #define MSCC_PHY_EXTENDED_INT_MS_EGR BIT(9) 197 198 /* Extended Page 3 Registers */ 199 #define MSCC_PHY_SERDES_TX_VALID_CNT 21 200 #define MSCC_PHY_SERDES_TX_CRC_ERR_CNT 22 201 #define MSCC_PHY_SERDES_RX_VALID_CNT 28 202 #define MSCC_PHY_SERDES_RX_CRC_ERR_CNT 29 203 204 /* Extended page GPIO Registers */ 205 #define MSCC_DW8051_CNTL_STATUS 0 206 #define MICRO_NSOFT_RESET 0x8000 207 #define RUN_FROM_INT_ROM 0x4000 208 #define AUTOINC_ADDR 0x2000 209 #define PATCH_RAM_CLK 0x1000 210 #define MICRO_PATCH_EN 0x0080 211 #define DW8051_CLK_EN 0x0010 212 #define MICRO_CLK_EN 0x0008 213 #define MICRO_CLK_DIVIDE(x) ((x) >> 1) 214 #define MSCC_DW8051_VLD_MASK 0xf1ff 215 216 /* x Address in range 1-4 */ 217 #define MSCC_TRAP_ROM_ADDR(x) ((x) * 2 + 1) 218 #define MSCC_PATCH_RAM_ADDR(x) (((x) + 1) * 2) 219 #define MSCC_INT_MEM_ADDR 11 220 221 #define MSCC_INT_MEM_CNTL 12 222 #define READ_SFR 0x6000 223 #define READ_PRAM 0x4000 224 #define READ_ROM 0x2000 225 #define READ_RAM 0x0000 226 #define INT_MEM_WRITE_EN 0x1000 227 #define EN_PATCH_RAM_TRAP_ADDR(x) (0x0100 << ((x) - 1)) 228 #define INT_MEM_DATA_M 0x00ff 229 #define INT_MEM_DATA(x) (INT_MEM_DATA_M & (x)) 230 231 #define MSCC_PHY_PROC_CMD 18 232 #define PROC_CMD_NCOMPLETED 0x8000 233 #define PROC_CMD_FAILED 0x4000 234 #define PROC_CMD_SGMII_PORT(x) ((x) << 8) 235 #define PROC_CMD_FIBER_PORT(x) (0x0100 << (x) % 4) 236 #define PROC_CMD_QSGMII_PORT 0x0c00 237 #define PROC_CMD_RST_CONF_PORT 0x0080 238 #define PROC_CMD_RECONF_PORT 0x0000 239 #define PROC_CMD_READ_MOD_WRITE_PORT 0x0040 240 #define PROC_CMD_WRITE 0x0040 241 #define PROC_CMD_READ 0x0000 242 #define PROC_CMD_FIBER_DISABLE 0x0020 243 #define PROC_CMD_FIBER_100BASE_FX 0x0010 244 #define PROC_CMD_FIBER_1000BASE_X 0x0000 245 #define PROC_CMD_SGMII_MAC 0x0030 246 #define PROC_CMD_QSGMII_MAC 0x0020 247 #define PROC_CMD_NO_MAC_CONF 0x0000 248 #define PROC_CMD_1588_DEFAULT_INIT 0x0010 249 #define PROC_CMD_NOP 0x000f 250 #define PROC_CMD_PHY_INIT 0x000a 251 #define PROC_CMD_CRC16 0x0008 252 #define PROC_CMD_FIBER_MEDIA_CONF 0x0001 253 #define PROC_CMD_MCB_ACCESS_MAC_CONF 0x0000 254 #define PROC_CMD_NCOMPLETED_TIMEOUT_MS 500 255 256 #define MSCC_PHY_MAC_CFG_FASTLINK 19 257 #define MAC_CFG_MASK 0xc000 258 #define MAC_CFG_SGMII 0x0000 259 #define MAC_CFG_QSGMII 0x4000 260 #define MAC_CFG_RGMII 0x8000 261 262 /* Test page Registers */ 263 #define MSCC_PHY_TEST_PAGE_5 5 264 #define MSCC_PHY_TEST_PAGE_8 8 265 #define TR_CLK_DISABLE 0x8000 266 #define MSCC_PHY_TEST_PAGE_9 9 267 #define MSCC_PHY_TEST_PAGE_20 20 268 #define MSCC_PHY_TEST_PAGE_24 24 269 270 /* Token ring page Registers */ 271 #define MSCC_PHY_TR_CNTL 16 272 #define TR_WRITE 0x8000 273 #define TR_ADDR(x) (0x7fff & (x)) 274 #define MSCC_PHY_TR_LSB 17 275 #define MSCC_PHY_TR_MSB 18 276 277 /* Microsemi PHY ID's 278 * Code assumes lowest nibble is 0 279 */ 280 #define PHY_ID_VSC8501 0x00070530 281 #define PHY_ID_VSC8502 0x00070630 282 #define PHY_ID_VSC8504 0x000704c0 283 #define PHY_ID_VSC8514 0x00070670 284 #define PHY_ID_VSC8530 0x00070560 285 #define PHY_ID_VSC8531 0x00070570 286 #define PHY_ID_VSC8540 0x00070760 287 #define PHY_ID_VSC8541 0x00070770 288 #define PHY_ID_VSC8552 0x000704e0 289 #define PHY_ID_VSC856X 0x000707e0 290 #define PHY_ID_VSC8572 0x000704d0 291 #define PHY_ID_VSC8574 0x000704a0 292 #define PHY_ID_VSC8575 0x000707d0 293 #define PHY_ID_VSC8582 0x000707b0 294 #define PHY_ID_VSC8584 0x000707c0 295 296 #define MSCC_VDDMAC_1500 1500 297 #define MSCC_VDDMAC_1800 1800 298 #define MSCC_VDDMAC_2500 2500 299 #define MSCC_VDDMAC_3300 3300 300 301 #define DOWNSHIFT_COUNT_MAX 5 302 303 #define MAX_LEDS 4 304 305 #define VSC8584_SUPP_LED_MODES (BIT(VSC8531_LINK_ACTIVITY) | \ 306 BIT(VSC8531_LINK_1000_ACTIVITY) | \ 307 BIT(VSC8531_LINK_100_ACTIVITY) | \ 308 BIT(VSC8531_LINK_10_ACTIVITY) | \ 309 BIT(VSC8531_LINK_100_1000_ACTIVITY) | \ 310 BIT(VSC8531_LINK_10_1000_ACTIVITY) | \ 311 BIT(VSC8531_LINK_10_100_ACTIVITY) | \ 312 BIT(VSC8584_LINK_100FX_1000X_ACTIVITY) | \ 313 BIT(VSC8531_DUPLEX_COLLISION) | \ 314 BIT(VSC8531_COLLISION) | \ 315 BIT(VSC8531_ACTIVITY) | \ 316 BIT(VSC8584_100FX_1000X_ACTIVITY) | \ 317 BIT(VSC8531_AUTONEG_FAULT) | \ 318 BIT(VSC8531_SERIAL_MODE) | \ 319 BIT(VSC8531_FORCE_LED_OFF) | \ 320 BIT(VSC8531_FORCE_LED_ON)) 321 322 #define VSC85XX_SUPP_LED_MODES (BIT(VSC8531_LINK_ACTIVITY) | \ 323 BIT(VSC8531_LINK_1000_ACTIVITY) | \ 324 BIT(VSC8531_LINK_100_ACTIVITY) | \ 325 BIT(VSC8531_LINK_10_ACTIVITY) | \ 326 BIT(VSC8531_LINK_100_1000_ACTIVITY) | \ 327 BIT(VSC8531_LINK_10_1000_ACTIVITY) | \ 328 BIT(VSC8531_LINK_10_100_ACTIVITY) | \ 329 BIT(VSC8531_DUPLEX_COLLISION) | \ 330 BIT(VSC8531_COLLISION) | \ 331 BIT(VSC8531_ACTIVITY) | \ 332 BIT(VSC8531_AUTONEG_FAULT) | \ 333 BIT(VSC8531_SERIAL_MODE) | \ 334 BIT(VSC8531_FORCE_LED_OFF) | \ 335 BIT(VSC8531_FORCE_LED_ON)) 336 337 #define MSCC_VSC8584_REVB_INT8051_FW "microchip/mscc_vsc8584_revb_int8051_fb48.bin" 338 #define MSCC_VSC8584_REVB_INT8051_FW_START_ADDR 0xe800 339 #define MSCC_VSC8584_REVB_INT8051_FW_CRC 0xfb48 340 341 #define MSCC_VSC8574_REVB_INT8051_FW "microchip/mscc_vsc8574_revb_int8051_29e8.bin" 342 #define MSCC_VSC8574_REVB_INT8051_FW_START_ADDR 0x4000 343 #define MSCC_VSC8574_REVB_INT8051_FW_CRC 0x29e8 344 345 #define VSC8584_REVB 0x0001 346 #define MSCC_DEV_REV_MASK GENMASK(3, 0) 347 348 #define MSCC_ROM_TRAP_SERDES_6G_CFG 0x1E48 349 #define MSCC_RAM_TRAP_SERDES_6G_CFG 0x1E4F 350 #define PATCH_VEC_ZERO_EN 0x0100 351 352 struct reg_val { 353 u16 reg; 354 u32 val; 355 }; 356 357 struct vsc85xx_hw_stat { 358 const char *string; 359 u8 reg; 360 u16 page; 361 u16 mask; 362 }; 363 364 struct vsc8531_private { 365 int rate_magic; 366 u16 supp_led_modes; 367 u32 leds_mode[MAX_LEDS]; 368 u8 nleds; 369 const struct vsc85xx_hw_stat *hw_stats; 370 u64 *stats; 371 int nstats; 372 /* PHY address within the package. */ 373 u8 addr; 374 /* For multiple port PHYs; the MDIO address of the base PHY in the 375 * package. 376 */ 377 unsigned int base_addr; 378 379 #if IS_ENABLED(CONFIG_MACSEC) 380 /* MACsec fields: 381 * - One SecY per device (enforced at the s/w implementation level) 382 * - macsec_flows: list of h/w flows 383 * - ingr_flows: bitmap of ingress flows 384 * - egr_flows: bitmap of egress flows 385 */ 386 struct macsec_secy *secy; 387 struct list_head macsec_flows; 388 unsigned long ingr_flows; 389 unsigned long egr_flows; 390 #endif 391 392 struct mii_timestamper mii_ts; 393 394 bool input_clk_init; 395 struct vsc85xx_ptp *ptp; 396 /* LOAD/SAVE GPIO pin, used for retrieving or setting time to the PHC. */ 397 struct gpio_desc *load_save; 398 399 /* For multiple port PHYs; the MDIO address of the base PHY in the 400 * pair of two PHYs that share a 1588 engine. PHY0 and PHY2 are coupled. 401 * PHY1 and PHY3 as well. PHY0 and PHY1 are base PHYs for their 402 * respective pair. 403 */ 404 unsigned int ts_base_addr; 405 u8 ts_base_phy; 406 407 /* ts_lock: used for per-PHY timestamping operations. 408 * phc_lock: used for per-PHY PHC opertations. 409 */ 410 struct mutex ts_lock; 411 struct mutex phc_lock; 412 }; 413 414 /* Shared structure between the PHYs of the same package. 415 * gpio_lock: used for PHC operations. Common for all PHYs as the load/save GPIO 416 * is shared. 417 */ 418 struct vsc85xx_shared_private { 419 struct mutex gpio_lock; 420 }; 421 422 #if IS_ENABLED(CONFIG_OF_MDIO) 423 struct vsc8531_edge_rate_table { 424 u32 vddmac; 425 u32 slowdown[8]; 426 }; 427 #endif /* CONFIG_OF_MDIO */ 428 429 enum csr_target { 430 MACRO_CTRL = 0x07, 431 }; 432 433 u32 vsc85xx_csr_read(struct phy_device *phydev, 434 enum csr_target target, u32 reg); 435 436 int vsc85xx_csr_write(struct phy_device *phydev, 437 enum csr_target target, u32 reg, u32 val); 438 439 int phy_base_write(struct phy_device *phydev, u32 regnum, u16 val); 440 int phy_base_read(struct phy_device *phydev, u32 regnum); 441 int phy_update_mcb_s6g(struct phy_device *phydev, u32 reg, u8 mcb); 442 int phy_commit_mcb_s6g(struct phy_device *phydev, u32 reg, u8 mcb); 443 int vsc8584_cmd(struct phy_device *phydev, u16 val); 444 445 #if IS_ENABLED(CONFIG_MACSEC) 446 int vsc8584_macsec_init(struct phy_device *phydev); 447 void vsc8584_handle_macsec_interrupt(struct phy_device *phydev); 448 void vsc8584_config_macsec_intr(struct phy_device *phydev); 449 #else 450 static inline int vsc8584_macsec_init(struct phy_device *phydev) 451 { 452 return 0; 453 } 454 static inline void vsc8584_handle_macsec_interrupt(struct phy_device *phydev) 455 { 456 } 457 static inline void vsc8584_config_macsec_intr(struct phy_device *phydev) 458 { 459 } 460 #endif 461 462 #if IS_ENABLED(CONFIG_NETWORK_PHY_TIMESTAMPING) 463 void vsc85xx_link_change_notify(struct phy_device *phydev); 464 void vsc8584_config_ts_intr(struct phy_device *phydev); 465 int vsc8584_ptp_init(struct phy_device *phydev); 466 int vsc8584_ptp_probe_once(struct phy_device *phydev); 467 int vsc8584_ptp_probe(struct phy_device *phydev); 468 irqreturn_t vsc8584_handle_ts_interrupt(struct phy_device *phydev); 469 #else 470 static inline void vsc85xx_link_change_notify(struct phy_device *phydev) 471 { 472 } 473 static inline void vsc8584_config_ts_intr(struct phy_device *phydev) 474 { 475 } 476 static inline int vsc8584_ptp_init(struct phy_device *phydev) 477 { 478 return 0; 479 } 480 static inline int vsc8584_ptp_probe_once(struct phy_device *phydev) 481 { 482 return 0; 483 } 484 static inline int vsc8584_ptp_probe(struct phy_device *phydev) 485 { 486 return 0; 487 } 488 static inline irqreturn_t vsc8584_handle_ts_interrupt(struct phy_device *phydev) 489 { 490 return IRQ_NONE; 491 } 492 #endif 493 494 #endif /* _MSCC_PHY_H_ */ 495