1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (C) 2021, Intel Corporation. */ 3 4 #ifndef _ICE_PTP_HW_H_ 5 #define _ICE_PTP_HW_H_ 6 #include <linux/dpll.h> 7 8 enum ice_ptp_tmr_cmd { 9 ICE_PTP_INIT_TIME, 10 ICE_PTP_INIT_INCVAL, 11 ICE_PTP_ADJ_TIME, 12 ICE_PTP_ADJ_TIME_AT_TIME, 13 ICE_PTP_READ_TIME, 14 ICE_PTP_NOP, 15 }; 16 17 enum ice_ptp_serdes { 18 ICE_PTP_SERDES_1G, 19 ICE_PTP_SERDES_10G, 20 ICE_PTP_SERDES_25G, 21 ICE_PTP_SERDES_40G, 22 ICE_PTP_SERDES_50G, 23 ICE_PTP_SERDES_100G 24 }; 25 26 enum ice_ptp_link_spd { 27 ICE_PTP_LNK_SPD_1G, 28 ICE_PTP_LNK_SPD_10G, 29 ICE_PTP_LNK_SPD_25G, 30 ICE_PTP_LNK_SPD_25G_RS, 31 ICE_PTP_LNK_SPD_40G, 32 ICE_PTP_LNK_SPD_50G, 33 ICE_PTP_LNK_SPD_50G_RS, 34 ICE_PTP_LNK_SPD_100G_RS, 35 NUM_ICE_PTP_LNK_SPD /* Must be last */ 36 }; 37 38 enum ice_ptp_fec_mode { 39 ICE_PTP_FEC_MODE_NONE, 40 ICE_PTP_FEC_MODE_CLAUSE74, 41 ICE_PTP_FEC_MODE_RS_FEC 42 }; 43 44 enum eth56g_res_type { 45 ETH56G_PHY_REG_PTP, 46 ETH56G_PHY_MEM_PTP, 47 ETH56G_PHY_REG_XPCS, 48 ETH56G_PHY_REG_MAC, 49 ETH56G_PHY_REG_GPCS, 50 NUM_ETH56G_PHY_RES 51 }; 52 53 enum ice_eth56g_link_spd { 54 ICE_ETH56G_LNK_SPD_1G, 55 ICE_ETH56G_LNK_SPD_2_5G, 56 ICE_ETH56G_LNK_SPD_10G, 57 ICE_ETH56G_LNK_SPD_25G, 58 ICE_ETH56G_LNK_SPD_40G, 59 ICE_ETH56G_LNK_SPD_50G, 60 ICE_ETH56G_LNK_SPD_50G2, 61 ICE_ETH56G_LNK_SPD_100G, 62 ICE_ETH56G_LNK_SPD_100G2, 63 NUM_ICE_ETH56G_LNK_SPD /* Must be last */ 64 }; 65 66 /** 67 * struct ice_phy_reg_info_eth56g - ETH56G PHY register parameters 68 * @base_addr: base address for each PHY block 69 * @step: step between PHY lanes 70 * 71 * Characteristic information for the various PHY register parameters in the 72 * ETH56G devices 73 */ 74 struct ice_phy_reg_info_eth56g { 75 u32 base_addr; 76 u32 step; 77 }; 78 79 /** 80 * struct ice_time_ref_info_e82x 81 * @pll_freq: Frequency of PLL that drives timer ticks in Hz 82 * @nominal_incval: increment to generate nanoseconds in GLTSYN_TIME_L 83 * 84 * Characteristic information for the various TIME_REF sources possible in the 85 * E822 devices 86 */ 87 struct ice_time_ref_info_e82x { 88 u64 pll_freq; 89 u64 nominal_incval; 90 }; 91 92 /** 93 * struct ice_vernier_info_e82x 94 * @tx_par_clk: Frequency used to calculate P_REG_PAR_TX_TUS 95 * @rx_par_clk: Frequency used to calculate P_REG_PAR_RX_TUS 96 * @tx_pcs_clk: Frequency used to calculate P_REG_PCS_TX_TUS 97 * @rx_pcs_clk: Frequency used to calculate P_REG_PCS_RX_TUS 98 * @tx_desk_rsgb_par: Frequency used to calculate P_REG_DESK_PAR_TX_TUS 99 * @rx_desk_rsgb_par: Frequency used to calculate P_REG_DESK_PAR_RX_TUS 100 * @tx_desk_rsgb_pcs: Frequency used to calculate P_REG_DESK_PCS_TX_TUS 101 * @rx_desk_rsgb_pcs: Frequency used to calculate P_REG_DESK_PCS_RX_TUS 102 * @tx_fixed_delay: Fixed Tx latency measured in 1/100th nanoseconds 103 * @pmd_adj_divisor: Divisor used to calculate PDM alignment adjustment 104 * @rx_fixed_delay: Fixed Rx latency measured in 1/100th nanoseconds 105 * 106 * Table of constants used during as part of the Vernier calibration of the Tx 107 * and Rx timestamps. This includes frequency values used to compute TUs per 108 * PAR/PCS clock cycle, and static delay values measured during hardware 109 * design. 110 * 111 * Note that some values are not used for all link speeds, and the 112 * P_REG_DESK_PAR* registers may represent different clock markers at 113 * different link speeds, either the deskew marker for multi-lane link speeds 114 * or the Reed Solomon gearbox marker for RS-FEC. 115 */ 116 struct ice_vernier_info_e82x { 117 u32 tx_par_clk; 118 u32 rx_par_clk; 119 u32 tx_pcs_clk; 120 u32 rx_pcs_clk; 121 u32 tx_desk_rsgb_par; 122 u32 rx_desk_rsgb_par; 123 u32 tx_desk_rsgb_pcs; 124 u32 rx_desk_rsgb_pcs; 125 u32 tx_fixed_delay; 126 u32 pmd_adj_divisor; 127 u32 rx_fixed_delay; 128 }; 129 130 #define ICE_ETH56G_MAC_CFG_RX_OFFSET_INT GENMASK(19, 9) 131 #define ICE_ETH56G_MAC_CFG_RX_OFFSET_FRAC GENMASK(8, 0) 132 #define ICE_ETH56G_MAC_CFG_FRAC_W 9 133 /** 134 * struct ice_eth56g_mac_reg_cfg - MAC config values for specific PTP registers 135 * @tx_mode: Tx timestamp compensation mode 136 * @tx_mk_dly: Tx timestamp marker start strobe delay 137 * @tx_cw_dly: Tx timestamp codeword start strobe delay 138 * @rx_mode: Rx timestamp compensation mode 139 * @rx_mk_dly: Rx timestamp marker start strobe delay 140 * @rx_cw_dly: Rx timestamp codeword start strobe delay 141 * @blks_per_clk: number of blocks transferred per clock cycle 142 * @blktime: block time, fixed point 143 * @mktime: marker time, fixed point 144 * @tx_offset: total Tx offset, fixed point 145 * @rx_offset: total Rx offset, contains value for bitslip/deskew, fixed point 146 * 147 * All fixed point registers except Rx offset are 23 bit unsigned ints with 148 * a 9 bit fractional. 149 * Rx offset is 11 bit unsigned int with a 9 bit fractional. 150 */ 151 struct ice_eth56g_mac_reg_cfg { 152 struct { 153 u8 def; 154 u8 rs; 155 } tx_mode; 156 u8 tx_mk_dly; 157 struct { 158 u8 def; 159 u8 onestep; 160 } tx_cw_dly; 161 struct { 162 u8 def; 163 u8 rs; 164 } rx_mode; 165 struct { 166 u8 def; 167 u8 rs; 168 } rx_mk_dly; 169 struct { 170 u8 def; 171 u8 rs; 172 } rx_cw_dly; 173 u8 blks_per_clk; 174 u16 blktime; 175 u16 mktime; 176 struct { 177 u32 serdes; 178 u32 no_fec; 179 u32 fc; 180 u32 rs; 181 u32 sfd; 182 u32 onestep; 183 } tx_offset; 184 struct { 185 u32 serdes; 186 u32 no_fec; 187 u32 fc; 188 u32 rs; 189 u32 sfd; 190 u32 bs_ds; 191 } rx_offset; 192 }; 193 194 extern 195 const struct ice_eth56g_mac_reg_cfg eth56g_mac_cfg[NUM_ICE_ETH56G_LNK_SPD]; 196 197 #define E810C_QSFP_C827_0_HANDLE 2 198 #define E810C_QSFP_C827_1_HANDLE 3 199 enum ice_e810_c827_idx { 200 C827_0, 201 C827_1 202 }; 203 204 enum ice_phy_rclk_pins { 205 ICE_RCLKA_PIN = 0, /* SCL pin */ 206 ICE_RCLKB_PIN, /* SDA pin */ 207 }; 208 209 #define ICE_E810_RCLK_PINS_NUM (ICE_RCLKB_PIN + 1) 210 #define ICE_E82X_RCLK_PINS_NUM (ICE_RCLKA_PIN + 1) 211 #define E810T_CGU_INPUT_C827(_phy, _pin) ((_phy) * ICE_E810_RCLK_PINS_NUM + \ 212 (_pin) + ZL_REF1P) 213 214 enum ice_zl_cgu_in_pins { 215 ZL_REF0P = 0, 216 ZL_REF0N, 217 ZL_REF1P, 218 ZL_REF1N, 219 ZL_REF2P, 220 ZL_REF2N, 221 ZL_REF3P, 222 ZL_REF3N, 223 ZL_REF4P, 224 ZL_REF4N, 225 NUM_ZL_CGU_INPUT_PINS 226 }; 227 228 enum ice_zl_cgu_out_pins { 229 ZL_OUT0 = 0, 230 ZL_OUT1, 231 ZL_OUT2, 232 ZL_OUT3, 233 ZL_OUT4, 234 ZL_OUT5, 235 ZL_OUT6, 236 NUM_ZL_CGU_OUTPUT_PINS 237 }; 238 239 enum ice_si_cgu_in_pins { 240 SI_REF0P = 0, 241 SI_REF0N, 242 SI_REF1P, 243 SI_REF1N, 244 SI_REF2P, 245 SI_REF2N, 246 SI_REF3, 247 SI_REF4, 248 NUM_SI_CGU_INPUT_PINS 249 }; 250 251 enum ice_si_cgu_out_pins { 252 SI_OUT0 = 0, 253 SI_OUT1, 254 SI_OUT2, 255 SI_OUT3, 256 SI_OUT4, 257 NUM_SI_CGU_OUTPUT_PINS 258 }; 259 260 struct ice_cgu_pin_desc { 261 char *name; 262 u8 index; 263 enum dpll_pin_type type; 264 u32 freq_supp_num; 265 struct dpll_pin_frequency *freq_supp; 266 }; 267 268 #define E810C_QSFP_C827_0_HANDLE 2 269 #define E810C_QSFP_C827_1_HANDLE 3 270 271 /* Table of constants related to possible ETH56G PHY resources */ 272 extern const struct ice_phy_reg_info_eth56g eth56g_phy_res[NUM_ETH56G_PHY_RES]; 273 274 /* Table of constants related to possible TIME_REF sources */ 275 extern const struct ice_time_ref_info_e82x e82x_time_ref[NUM_ICE_TSPLL_FREQ]; 276 277 /* Table of constants for Vernier calibration on E822 */ 278 extern const struct ice_vernier_info_e82x e822_vernier[NUM_ICE_PTP_LNK_SPD]; 279 280 /* Increment value to generate nanoseconds in the GLTSYN_TIME_L register for 281 * the E810 devices. Based off of a PLL with an 812.5 MHz frequency. 282 */ 283 #define ICE_E810_PLL_FREQ 812500000 284 #define ICE_PTP_NOMINAL_INCVAL_E810 0x13b13b13bULL 285 #define ICE_E810_E830_SYNC_DELAY 0 286 287 /* Device agnostic functions */ 288 u8 ice_get_ptp_src_clock_index(struct ice_hw *hw); 289 bool ice_ptp_lock(struct ice_hw *hw); 290 void ice_ptp_unlock(struct ice_hw *hw); 291 void ice_ptp_src_cmd(struct ice_hw *hw, enum ice_ptp_tmr_cmd cmd); 292 int ice_ptp_init_time(struct ice_hw *hw, u64 time); 293 int ice_ptp_write_incval(struct ice_hw *hw, u64 incval); 294 int ice_ptp_write_incval_locked(struct ice_hw *hw, u64 incval); 295 int ice_ptp_adj_clock(struct ice_hw *hw, s32 adj); 296 int ice_ptp_clear_phy_offset_ready_e82x(struct ice_hw *hw); 297 int ice_read_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx, u64 *tstamp); 298 int ice_clear_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx); 299 void ice_ptp_reset_ts_memory(struct ice_hw *hw); 300 int ice_ptp_init_phc(struct ice_hw *hw); 301 void ice_ptp_init_hw(struct ice_hw *hw); 302 int ice_get_phy_tx_tstamp_ready(struct ice_hw *hw, u8 block, u64 *tstamp_ready); 303 int ice_ptp_one_port_cmd(struct ice_hw *hw, u8 configured_port, 304 enum ice_ptp_tmr_cmd configured_cmd); 305 306 /* E822 family functions */ 307 int ice_read_quad_reg_e82x(struct ice_hw *hw, u8 quad, u16 offset, u32 *val); 308 int ice_write_quad_reg_e82x(struct ice_hw *hw, u8 quad, u16 offset, u32 val); 309 void ice_ptp_reset_ts_memory_quad_e82x(struct ice_hw *hw, u8 quad); 310 311 /** 312 * ice_e82x_time_ref - Get the current TIME_REF from capabilities 313 * @hw: pointer to the HW structure 314 * 315 * Returns the current TIME_REF from the capabilities structure. 316 */ 317 318 static inline enum ice_tspll_freq ice_e82x_time_ref(const struct ice_hw *hw) 319 { 320 return hw->func_caps.ts_func_info.time_ref; 321 } 322 323 /** 324 * ice_set_e82x_time_ref - Set new TIME_REF 325 * @hw: pointer to the HW structure 326 * @time_ref: new TIME_REF to set 327 * 328 * Update the TIME_REF in the capabilities structure in response to some 329 * change, such as an update to the CGU registers. 330 */ 331 static inline void 332 ice_set_e82x_time_ref(struct ice_hw *hw, enum ice_tspll_freq time_ref) 333 { 334 hw->func_caps.ts_func_info.time_ref = time_ref; 335 } 336 337 static inline u64 ice_e82x_pll_freq(enum ice_tspll_freq time_ref) 338 { 339 return e82x_time_ref[time_ref].pll_freq; 340 } 341 342 static inline u64 ice_e82x_nominal_incval(enum ice_tspll_freq time_ref) 343 { 344 return e82x_time_ref[time_ref].nominal_incval; 345 } 346 347 /* E822 Vernier calibration functions */ 348 int ice_stop_phy_timer_e82x(struct ice_hw *hw, u8 port, bool soft_reset); 349 int ice_start_phy_timer_e82x(struct ice_hw *hw, u8 port); 350 int ice_phy_cfg_tx_offset_e82x(struct ice_hw *hw, u8 port); 351 int ice_phy_cfg_rx_offset_e82x(struct ice_hw *hw, u8 port); 352 int ice_phy_cfg_intr_e82x(struct ice_hw *hw, u8 quad, bool ena, u8 threshold); 353 354 /* E810 family functions */ 355 int ice_read_sma_ctrl(struct ice_hw *hw, u8 *data); 356 int ice_write_sma_ctrl(struct ice_hw *hw, u8 data); 357 int ice_ptp_read_sdp_ac(struct ice_hw *hw, __le16 *entries, uint *num_entries); 358 int ice_cgu_get_num_pins(struct ice_hw *hw, bool input); 359 enum dpll_pin_type ice_cgu_get_pin_type(struct ice_hw *hw, u8 pin, bool input); 360 struct dpll_pin_frequency * 361 ice_cgu_get_pin_freq_supp(struct ice_hw *hw, u8 pin, bool input, u8 *num); 362 const char *ice_cgu_get_pin_name(struct ice_hw *hw, u8 pin, bool input); 363 int ice_get_cgu_state(struct ice_hw *hw, u8 dpll_idx, 364 enum dpll_lock_status last_dpll_state, u8 *pin, 365 u8 *ref_state, u8 *eec_mode, s64 *phase_offset, 366 enum dpll_lock_status *dpll_state); 367 int ice_get_cgu_rclk_pin_info(struct ice_hw *hw, u8 *base_idx, u8 *pin_num); 368 int ice_cgu_get_output_pin_state_caps(struct ice_hw *hw, u8 pin_id, 369 unsigned long *caps); 370 371 /* ETH56G family functions */ 372 int ice_ptp_read_tx_hwtstamp_status_eth56g(struct ice_hw *hw, u32 *ts_status); 373 int ice_stop_phy_timer_eth56g(struct ice_hw *hw, u8 port, bool soft_reset); 374 int ice_start_phy_timer_eth56g(struct ice_hw *hw, u8 port); 375 int ice_phy_cfg_intr_eth56g(struct ice_hw *hw, u8 port, bool ena, u8 threshold); 376 int ice_phy_cfg_ptp_1step_eth56g(struct ice_hw *hw, u8 port); 377 378 #define ICE_ETH56G_NOMINAL_INCVAL 0x140000000ULL 379 #define ICE_ETH56G_NOMINAL_PCS_REF_TUS 0x100000000ULL 380 #define ICE_ETH56G_NOMINAL_PCS_REF_INC 0x300000000ULL 381 #define ICE_ETH56G_NOMINAL_THRESH4 0x7777 382 #define ICE_ETH56G_NOMINAL_TX_THRESH 0x6 383 384 /** 385 * ice_get_base_incval - Get base clock increment value 386 * @hw: pointer to the HW struct 387 * 388 * Return: base clock increment value for supported PHYs, 0 otherwise 389 */ 390 static inline u64 ice_get_base_incval(struct ice_hw *hw) 391 { 392 switch (hw->mac_type) { 393 case ICE_MAC_E810: 394 case ICE_MAC_E830: 395 return ICE_PTP_NOMINAL_INCVAL_E810; 396 case ICE_MAC_GENERIC: 397 return ice_e82x_nominal_incval(ice_e82x_time_ref(hw)); 398 case ICE_MAC_GENERIC_3K_E825: 399 return ICE_ETH56G_NOMINAL_INCVAL; 400 default: 401 return 0; 402 } 403 } 404 405 #define PFTSYN_SEM_BYTES 4 406 407 #define ICE_PTP_CLOCK_INDEX_0 0x00 408 #define ICE_PTP_CLOCK_INDEX_1 0x01 409 410 /* PHY timer commands */ 411 #define SEL_CPK_SRC 8 412 #define SEL_PHY_SRC 3 413 414 /* Time Sync command Definitions */ 415 #define GLTSYN_CMD_INIT_TIME BIT(0) 416 #define GLTSYN_CMD_INIT_INCVAL BIT(1) 417 #define GLTSYN_CMD_INIT_TIME_INCVAL (BIT(0) | BIT(1)) 418 #define GLTSYN_CMD_ADJ_TIME BIT(2) 419 #define GLTSYN_CMD_ADJ_INIT_TIME (BIT(2) | BIT(3)) 420 #define GLTSYN_CMD_READ_TIME BIT(7) 421 422 /* PHY port Time Sync command definitions */ 423 #define PHY_CMD_INIT_TIME BIT(0) 424 #define PHY_CMD_INIT_INCVAL BIT(1) 425 #define PHY_CMD_ADJ_TIME (BIT(0) | BIT(1)) 426 #define PHY_CMD_ADJ_TIME_AT_TIME (BIT(0) | BIT(2)) 427 #define PHY_CMD_READ_TIME (BIT(0) | BIT(1) | BIT(2)) 428 429 #define TS_CMD_MASK_E810 0xFF 430 #define TS_CMD_MASK 0xF 431 #define SYNC_EXEC_CMD 0x3 432 #define TS_CMD_RX_TYPE ICE_M(0x18, 0x4) 433 434 /* Macros to derive port low and high addresses on both quads */ 435 #define P_Q0_L(a, p) ((((a) + (0x2000 * (p)))) & 0xFFFF) 436 #define P_Q0_H(a, p) ((((a) + (0x2000 * (p)))) >> 16) 437 #define P_Q1_L(a, p) ((((a) - (0x2000 * ((p) - ICE_PORTS_PER_QUAD)))) & 0xFFFF) 438 #define P_Q1_H(a, p) ((((a) - (0x2000 * ((p) - ICE_PORTS_PER_QUAD)))) >> 16) 439 440 /* PHY QUAD register base addresses */ 441 #define Q_0_BASE 0x94000 442 #define Q_1_BASE 0x114000 443 444 /* Timestamp memory reset registers */ 445 #define Q_REG_TS_CTRL 0x618 446 #define Q_REG_TS_CTRL_S 0 447 #define Q_REG_TS_CTRL_M BIT(0) 448 449 /* Timestamp availability status registers */ 450 #define Q_REG_TX_MEMORY_STATUS_L 0xCF0 451 #define Q_REG_TX_MEMORY_STATUS_U 0xCF4 452 453 /* Tx FIFO status registers */ 454 #define Q_REG_FIFO23_STATUS 0xCF8 455 #define Q_REG_FIFO01_STATUS 0xCFC 456 #define Q_REG_FIFO02_S 0 457 #define Q_REG_FIFO02_M ICE_M(0x3FF, 0) 458 #define Q_REG_FIFO13_S 10 459 #define Q_REG_FIFO13_M ICE_M(0x3FF, 10) 460 461 /* Interrupt control Config registers */ 462 #define Q_REG_TX_MEM_GBL_CFG 0xC08 463 #define Q_REG_TX_MEM_GBL_CFG_LANE_TYPE_S 0 464 #define Q_REG_TX_MEM_GBL_CFG_LANE_TYPE_M BIT(0) 465 #define Q_REG_TX_MEM_GBL_CFG_TX_TYPE_M ICE_M(0xFF, 1) 466 #define Q_REG_TX_MEM_GBL_CFG_INTR_THR_M ICE_M(0x3F, 9) 467 #define Q_REG_TX_MEM_GBL_CFG_INTR_ENA_M BIT(15) 468 469 /* Tx Timestamp data registers */ 470 #define Q_REG_TX_MEMORY_BANK_START 0xA00 471 472 /* PHY port register base addresses */ 473 #define P_0_BASE 0x80000 474 #define P_4_BASE 0x106000 475 476 /* Timestamp init registers */ 477 #define P_REG_RX_TIMER_INC_PRE_L 0x46C 478 #define P_REG_RX_TIMER_INC_PRE_U 0x470 479 #define P_REG_TX_TIMER_INC_PRE_L 0x44C 480 #define P_REG_TX_TIMER_INC_PRE_U 0x450 481 482 /* Timestamp match and adjust target registers */ 483 #define P_REG_RX_TIMER_CNT_ADJ_L 0x474 484 #define P_REG_RX_TIMER_CNT_ADJ_U 0x478 485 #define P_REG_TX_TIMER_CNT_ADJ_L 0x454 486 #define P_REG_TX_TIMER_CNT_ADJ_U 0x458 487 488 /* Timestamp capture registers */ 489 #define P_REG_RX_CAPTURE_L 0x4D8 490 #define P_REG_RX_CAPTURE_U 0x4DC 491 #define P_REG_TX_CAPTURE_L 0x4B4 492 #define P_REG_TX_CAPTURE_U 0x4B8 493 494 /* Timestamp PHY incval registers */ 495 #define P_REG_TIMETUS_L 0x410 496 #define P_REG_TIMETUS_U 0x414 497 498 #define P_REG_40B_LOW_M GENMASK(7, 0) 499 #define P_REG_40B_HIGH_S 8 500 501 /* PHY window length registers */ 502 #define P_REG_WL 0x40C 503 504 #define PTP_VERNIER_WL 0x111ed 505 506 /* PHY start registers */ 507 #define P_REG_PS 0x408 508 #define P_REG_PS_START_S 0 509 #define P_REG_PS_START_M BIT(0) 510 #define P_REG_PS_BYPASS_MODE_S 1 511 #define P_REG_PS_BYPASS_MODE_M BIT(1) 512 #define P_REG_PS_ENA_CLK_S 2 513 #define P_REG_PS_ENA_CLK_M BIT(2) 514 #define P_REG_PS_LOAD_OFFSET_S 3 515 #define P_REG_PS_LOAD_OFFSET_M BIT(3) 516 #define P_REG_PS_SFT_RESET_S 11 517 #define P_REG_PS_SFT_RESET_M BIT(11) 518 519 /* PHY offset valid registers */ 520 #define P_REG_TX_OV_STATUS 0x4D4 521 #define P_REG_TX_OV_STATUS_OV_S 0 522 #define P_REG_TX_OV_STATUS_OV_M BIT(0) 523 #define P_REG_RX_OV_STATUS 0x4F8 524 #define P_REG_RX_OV_STATUS_OV_S 0 525 #define P_REG_RX_OV_STATUS_OV_M BIT(0) 526 527 /* PHY offset ready registers */ 528 #define P_REG_TX_OR 0x45C 529 #define P_REG_RX_OR 0x47C 530 531 /* PHY total offset registers */ 532 #define P_REG_TOTAL_RX_OFFSET_L 0x460 533 #define P_REG_TOTAL_RX_OFFSET_U 0x464 534 #define P_REG_TOTAL_TX_OFFSET_L 0x440 535 #define P_REG_TOTAL_TX_OFFSET_U 0x444 536 537 /* Timestamp PAR/PCS registers */ 538 #define P_REG_UIX66_10G_40G_L 0x480 539 #define P_REG_UIX66_10G_40G_U 0x484 540 #define P_REG_UIX66_25G_100G_L 0x488 541 #define P_REG_UIX66_25G_100G_U 0x48C 542 #define P_REG_DESK_PAR_RX_TUS_L 0x490 543 #define P_REG_DESK_PAR_RX_TUS_U 0x494 544 #define P_REG_DESK_PAR_TX_TUS_L 0x498 545 #define P_REG_DESK_PAR_TX_TUS_U 0x49C 546 #define P_REG_DESK_PCS_RX_TUS_L 0x4A0 547 #define P_REG_DESK_PCS_RX_TUS_U 0x4A4 548 #define P_REG_DESK_PCS_TX_TUS_L 0x4A8 549 #define P_REG_DESK_PCS_TX_TUS_U 0x4AC 550 #define P_REG_PAR_RX_TUS_L 0x420 551 #define P_REG_PAR_RX_TUS_U 0x424 552 #define P_REG_PAR_TX_TUS_L 0x428 553 #define P_REG_PAR_TX_TUS_U 0x42C 554 #define P_REG_PCS_RX_TUS_L 0x430 555 #define P_REG_PCS_RX_TUS_U 0x434 556 #define P_REG_PCS_TX_TUS_L 0x438 557 #define P_REG_PCS_TX_TUS_U 0x43C 558 #define P_REG_PAR_RX_TIME_L 0x4F0 559 #define P_REG_PAR_RX_TIME_U 0x4F4 560 #define P_REG_PAR_TX_TIME_L 0x4CC 561 #define P_REG_PAR_TX_TIME_U 0x4D0 562 #define P_REG_PAR_PCS_RX_OFFSET_L 0x4E8 563 #define P_REG_PAR_PCS_RX_OFFSET_U 0x4EC 564 #define P_REG_PAR_PCS_TX_OFFSET_L 0x4C4 565 #define P_REG_PAR_PCS_TX_OFFSET_U 0x4C8 566 #define P_REG_LINK_SPEED 0x4FC 567 #define P_REG_LINK_SPEED_SERDES_S 0 568 #define P_REG_LINK_SPEED_SERDES_M ICE_M(0x7, 0) 569 #define P_REG_LINK_SPEED_FEC_MODE_S 3 570 #define P_REG_LINK_SPEED_FEC_MODE_M ICE_M(0x3, 3) 571 #define P_REG_LINK_SPEED_FEC_MODE(reg) \ 572 (((reg) & P_REG_LINK_SPEED_FEC_MODE_M) >> \ 573 P_REG_LINK_SPEED_FEC_MODE_S) 574 575 /* PHY timestamp related registers */ 576 #define P_REG_PMD_ALIGNMENT 0x0FC 577 #define P_REG_RX_80_TO_160_CNT 0x6FC 578 #define P_REG_RX_80_TO_160_CNT_RXCYC_S 0 579 #define P_REG_RX_80_TO_160_CNT_RXCYC_M BIT(0) 580 #define P_REG_RX_40_TO_160_CNT 0x8FC 581 #define P_REG_RX_40_TO_160_CNT_RXCYC_S 0 582 #define P_REG_RX_40_TO_160_CNT_RXCYC_M ICE_M(0x3, 0) 583 584 /* Rx FIFO status registers */ 585 #define P_REG_RX_OV_FS 0x4F8 586 #define P_REG_RX_OV_FS_FIFO_STATUS_S 2 587 #define P_REG_RX_OV_FS_FIFO_STATUS_M ICE_M(0x3FF, 2) 588 589 /* Timestamp command registers */ 590 #define P_REG_TX_TMR_CMD 0x448 591 #define P_REG_RX_TMR_CMD 0x468 592 593 /* E810 timesync enable register */ 594 #define ETH_GLTSYN_ENA(_i) (0x03000348 + ((_i) * 4)) 595 596 /* E810 shadow init time registers */ 597 #define ETH_GLTSYN_SHTIME_0(i) (0x03000368 + ((i) * 32)) 598 #define ETH_GLTSYN_SHTIME_L(i) (0x0300036C + ((i) * 32)) 599 600 /* E810 shadow time adjust registers */ 601 #define ETH_GLTSYN_SHADJ_L(_i) (0x03000378 + ((_i) * 32)) 602 #define ETH_GLTSYN_SHADJ_H(_i) (0x0300037C + ((_i) * 32)) 603 604 /* E810 timer command register */ 605 #define E810_ETH_GLTSYN_CMD 0x03000344 606 607 /* E830 timer command register */ 608 #define E830_ETH_GLTSYN_CMD 0x00088814 609 610 /* E810 PHC time register */ 611 #define E830_GLTSYN_TIME_L(_tmr_idx) (0x0008A000 + 0x1000 * (_tmr_idx)) 612 613 /* Source timer incval macros */ 614 #define INCVAL_HIGH_M 0xFF 615 616 /* PHY 40b registers macros */ 617 #define PHY_EXT_40B_LOW_M GENMASK(31, 0) 618 #define PHY_EXT_40B_HIGH_M GENMASK_ULL(39, 32) 619 #define PHY_40B_LOW_M GENMASK(7, 0) 620 #define PHY_40B_HIGH_M GENMASK_ULL(39, 8) 621 #define TS_VALID BIT(0) 622 #define TS_LOW_M 0xFFFFFFFF 623 #define TS_HIGH_M 0xFF 624 #define TS_HIGH_S 32 625 626 #define BYTES_PER_IDX_ADDR_L_U 8 627 #define BYTES_PER_IDX_ADDR_L 4 628 629 /* Tx timestamp low latency read definitions */ 630 #define REG_LL_PROXY_H_TIMEOUT_US 2000 631 #define REG_LL_PROXY_H_PHY_TMR_CMD_M GENMASK(7, 6) 632 #define REG_LL_PROXY_H_PHY_TMR_CMD_ADJ 0x1 633 #define REG_LL_PROXY_H_PHY_TMR_CMD_FREQ 0x2 634 #define REG_LL_PROXY_H_TS_HIGH GENMASK(23, 16) 635 #define REG_LL_PROXY_H_PHY_TMR_IDX_M BIT(24) 636 #define REG_LL_PROXY_H_TS_IDX GENMASK(29, 24) 637 #define REG_LL_PROXY_H_TS_INTR_ENA BIT(30) 638 #define REG_LL_PROXY_H_EXEC BIT(31) 639 640 #define REG_LL_PROXY_L PF_SB_ATQBAH 641 #define REG_LL_PROXY_H PF_SB_ATQBAL 642 643 /* Internal PHY timestamp address */ 644 #define TS_L(a, idx) ((a) + ((idx) * BYTES_PER_IDX_ADDR_L_U)) 645 #define TS_H(a, idx) ((a) + ((idx) * BYTES_PER_IDX_ADDR_L_U + \ 646 BYTES_PER_IDX_ADDR_L)) 647 648 /* External PHY timestamp address */ 649 #define TS_EXT(a, port, idx) ((a) + (0x1000 * (port)) + \ 650 ((idx) * BYTES_PER_IDX_ADDR_L_U)) 651 652 #define LOW_TX_MEMORY_BANK_START 0x03090000 653 #define HIGH_TX_MEMORY_BANK_START 0x03090004 654 655 /* SMA controller pin control */ 656 #define ICE_SMA1_DIR_EN BIT(4) 657 #define ICE_SMA1_TX_EN BIT(5) 658 #define ICE_SMA2_UFL2_RX_DIS BIT(3) 659 #define ICE_SMA2_DIR_EN BIT(6) 660 #define ICE_SMA2_TX_EN BIT(7) 661 662 #define ICE_SMA1_MASK (ICE_SMA1_DIR_EN | ICE_SMA1_TX_EN) 663 #define ICE_SMA2_MASK (ICE_SMA2_UFL2_RX_DIS | ICE_SMA2_DIR_EN | \ 664 ICE_SMA2_TX_EN) 665 #define ICE_SMA2_INACTIVE_MASK (ICE_SMA2_DIR_EN | ICE_SMA2_TX_EN) 666 #define ICE_ALL_SMA_MASK (ICE_SMA1_MASK | ICE_SMA2_MASK) 667 668 #define ICE_SMA_MIN_BIT 3 669 #define ICE_SMA_MAX_BIT 7 670 #define ICE_PCA9575_P1_OFFSET 8 671 672 /* PCA9575 IO controller registers */ 673 #define ICE_PCA9575_P0_IN 0x0 674 675 /* PCA9575 IO controller pin control */ 676 #define ICE_P0_GNSS_PRSNT_N BIT(4) 677 678 /* ETH56G PHY register addresses */ 679 /* Timestamp PHY incval registers */ 680 #define PHY_REG_TIMETUS_L 0x8 681 #define PHY_REG_TIMETUS_U 0xC 682 683 /* Timestamp PCS registers */ 684 #define PHY_PCS_REF_TUS_L 0x18 685 #define PHY_PCS_REF_TUS_U 0x1C 686 687 /* Timestamp PCS ref incval registers */ 688 #define PHY_PCS_REF_INC_L 0x20 689 #define PHY_PCS_REF_INC_U 0x24 690 691 /* Timestamp init registers */ 692 #define PHY_REG_RX_TIMER_INC_PRE_L 0x64 693 #define PHY_REG_RX_TIMER_INC_PRE_U 0x68 694 #define PHY_REG_TX_TIMER_INC_PRE_L 0x44 695 #define PHY_REG_TX_TIMER_INC_PRE_U 0x48 696 697 /* Timestamp match and adjust target registers */ 698 #define PHY_REG_RX_TIMER_CNT_ADJ_L 0x6C 699 #define PHY_REG_RX_TIMER_CNT_ADJ_U 0x70 700 #define PHY_REG_TX_TIMER_CNT_ADJ_L 0x4C 701 #define PHY_REG_TX_TIMER_CNT_ADJ_U 0x50 702 703 /* Timestamp command registers */ 704 #define PHY_REG_TX_TMR_CMD 0x40 705 #define PHY_REG_RX_TMR_CMD 0x60 706 707 /* Phy offset ready registers */ 708 #define PHY_REG_TX_OFFSET_READY 0x54 709 #define PHY_REG_RX_OFFSET_READY 0x74 710 711 /* Phy total offset registers */ 712 #define PHY_REG_TOTAL_TX_OFFSET_L 0x38 713 #define PHY_REG_TOTAL_TX_OFFSET_U 0x3C 714 #define PHY_REG_TOTAL_RX_OFFSET_L 0x58 715 #define PHY_REG_TOTAL_RX_OFFSET_U 0x5C 716 717 /* Timestamp capture registers */ 718 #define PHY_REG_TX_CAPTURE_L 0x78 719 #define PHY_REG_TX_CAPTURE_U 0x7C 720 #define PHY_REG_RX_CAPTURE_L 0x8C 721 #define PHY_REG_RX_CAPTURE_U 0x90 722 723 /* Memory status registers */ 724 #define PHY_REG_TX_MEMORY_STATUS_L 0x80 725 #define PHY_REG_TX_MEMORY_STATUS_U 0x84 726 727 /* Interrupt config register */ 728 #define PHY_REG_TS_INT_CONFIG 0x88 729 730 /* XIF mode config register */ 731 #define PHY_MAC_XIF_MODE 0x24 732 #define PHY_MAC_XIF_1STEP_ENA_M ICE_M(0x1, 5) 733 #define PHY_MAC_XIF_TS_BIN_MODE_M ICE_M(0x1, 11) 734 #define PHY_MAC_XIF_TS_SFD_ENA_M ICE_M(0x1, 20) 735 #define PHY_MAC_XIF_GMII_TS_SEL_M ICE_M(0x1, 21) 736 737 #define PHY_TS_INT_CONFIG_THRESHOLD_M ICE_M(0x3F, 0) 738 #define PHY_TS_INT_CONFIG_ENA_M BIT(6) 739 740 /* Macros to derive offsets for TimeStampLow and TimeStampHigh */ 741 #define PHY_TSTAMP_L(x) (((x) * 8) + 0) 742 #define PHY_TSTAMP_U(x) (((x) * 8) + 4) 743 744 #define PHY_REG_DESKEW_0 0x94 745 #define PHY_REG_DESKEW_0_RLEVEL GENMASK(6, 0) 746 #define PHY_REG_DESKEW_0_RLEVEL_FRAC GENMASK(9, 7) 747 #define PHY_REG_DESKEW_0_RLEVEL_FRAC_W 3 748 #define PHY_REG_DESKEW_0_VALID GENMASK(10, 10) 749 750 #define PHY_REG_SD_BIT_SLIP(_port_offset) (0x29C + 4 * (_port_offset)) 751 #define PHY_REVISION_ETH56G 0x10200 752 #define PHY_VENDOR_TXLANE_THRESH 0x2000C 753 754 #define PHY_MAC_TSU_CONFIG 0x40 755 #define PHY_MAC_TSU_CFG_RX_MODE_M ICE_M(0x7, 0) 756 #define PHY_MAC_TSU_CFG_RX_MII_CW_DLY_M ICE_M(0x7, 4) 757 #define PHY_MAC_TSU_CFG_RX_MII_MK_DLY_M ICE_M(0x7, 8) 758 #define PHY_MAC_TSU_CFG_TX_MODE_M ICE_M(0x7, 12) 759 #define PHY_MAC_TSU_CFG_TX_MII_CW_DLY_M ICE_M(0x1F, 16) 760 #define PHY_MAC_TSU_CFG_TX_MII_MK_DLY_M ICE_M(0x1F, 21) 761 #define PHY_MAC_TSU_CFG_BLKS_PER_CLK_M ICE_M(0x1, 28) 762 #define PHY_MAC_RX_MODULO 0x44 763 #define PHY_MAC_RX_OFFSET 0x48 764 #define PHY_MAC_RX_OFFSET_M ICE_M(0xFFFFFF, 0) 765 #define PHY_MAC_TX_MODULO 0x4C 766 #define PHY_MAC_BLOCKTIME 0x50 767 #define PHY_MAC_MARKERTIME 0x54 768 #define PHY_MAC_TX_OFFSET 0x58 769 #define PHY_GPCS_BITSLIP 0x5C 770 771 #define PHY_PTP_INT_STATUS 0x7FD140 772 773 /* ETH56G registers shared per quad */ 774 /* GPCS config register */ 775 #define PHY_GPCS_CONFIG_REG0 0x268 776 #define PHY_GPCS_CONFIG_REG0_TX_THR_M GENMASK(27, 24) 777 /* 1-step PTP config */ 778 #define PHY_PTP_1STEP_CONFIG 0x270 779 #define PHY_PTP_1STEP_T1S_UP64_M GENMASK(7, 4) 780 #define PHY_PTP_1STEP_T1S_DELTA_M GENMASK(11, 8) 781 #define PHY_PTP_1STEP_PEER_DELAY(_quad_lane) (0x274 + 4 * (_quad_lane)) 782 #define PHY_PTP_1STEP_PD_ADD_PD_M BIT(0) 783 #define PHY_PTP_1STEP_PD_DELAY_M GENMASK(30, 1) 784 #define PHY_PTP_1STEP_PD_DLY_V_M BIT(31) 785 786 #endif /* _ICE_PTP_HW_H_ */ 787