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: 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[NUM_ETH56G_PHY_RES]; 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 /** 198 * struct ice_cgu_pll_params_e82x - E82X CGU parameters 199 * @refclk_pre_div: Reference clock pre-divisor 200 * @feedback_div: Feedback divisor 201 * @frac_n_div: Fractional divisor 202 * @post_pll_div: Post PLL divisor 203 * 204 * Clock Generation Unit parameters used to program the PLL based on the 205 * selected TIME_REF frequency. 206 */ 207 struct ice_cgu_pll_params_e82x { 208 u32 refclk_pre_div; 209 u32 feedback_div; 210 u32 frac_n_div; 211 u32 post_pll_div; 212 }; 213 214 #define E810C_QSFP_C827_0_HANDLE 2 215 #define E810C_QSFP_C827_1_HANDLE 3 216 enum ice_e810_c827_idx { 217 C827_0, 218 C827_1 219 }; 220 221 enum ice_phy_rclk_pins { 222 ICE_RCLKA_PIN = 0, /* SCL pin */ 223 ICE_RCLKB_PIN, /* SDA pin */ 224 }; 225 226 #define ICE_E810_RCLK_PINS_NUM (ICE_RCLKB_PIN + 1) 227 #define ICE_E82X_RCLK_PINS_NUM (ICE_RCLKA_PIN + 1) 228 #define E810T_CGU_INPUT_C827(_phy, _pin) ((_phy) * ICE_E810_RCLK_PINS_NUM + \ 229 (_pin) + ZL_REF1P) 230 231 enum ice_zl_cgu_in_pins { 232 ZL_REF0P = 0, 233 ZL_REF0N, 234 ZL_REF1P, 235 ZL_REF1N, 236 ZL_REF2P, 237 ZL_REF2N, 238 ZL_REF3P, 239 ZL_REF3N, 240 ZL_REF4P, 241 ZL_REF4N, 242 NUM_ZL_CGU_INPUT_PINS 243 }; 244 245 enum ice_zl_cgu_out_pins { 246 ZL_OUT0 = 0, 247 ZL_OUT1, 248 ZL_OUT2, 249 ZL_OUT3, 250 ZL_OUT4, 251 ZL_OUT5, 252 ZL_OUT6, 253 NUM_ZL_CGU_OUTPUT_PINS 254 }; 255 256 enum ice_si_cgu_in_pins { 257 SI_REF0P = 0, 258 SI_REF0N, 259 SI_REF1P, 260 SI_REF1N, 261 SI_REF2P, 262 SI_REF2N, 263 SI_REF3, 264 SI_REF4, 265 NUM_SI_CGU_INPUT_PINS 266 }; 267 268 enum ice_si_cgu_out_pins { 269 SI_OUT0 = 0, 270 SI_OUT1, 271 SI_OUT2, 272 SI_OUT3, 273 SI_OUT4, 274 NUM_SI_CGU_OUTPUT_PINS 275 }; 276 277 struct ice_cgu_pin_desc { 278 char *name; 279 u8 index; 280 enum dpll_pin_type type; 281 u32 freq_supp_num; 282 struct dpll_pin_frequency *freq_supp; 283 }; 284 285 extern const struct 286 ice_cgu_pll_params_e82x e822_cgu_params[NUM_ICE_TIME_REF_FREQ]; 287 288 /** 289 * struct ice_cgu_pll_params_e825c - E825C CGU parameters 290 * @tspll_ck_refclkfreq: tspll_ck_refclkfreq selection 291 * @tspll_ndivratio: ndiv ratio that goes directly to the pll 292 * @tspll_fbdiv_intgr: TS PLL integer feedback divide 293 * @tspll_fbdiv_frac: TS PLL fractional feedback divide 294 * @ref1588_ck_div: clock divider for tspll ref 295 * 296 * Clock Generation Unit parameters used to program the PLL based on the 297 * selected TIME_REF/TCXO frequency. 298 */ 299 struct ice_cgu_pll_params_e825c { 300 u32 tspll_ck_refclkfreq; 301 u32 tspll_ndivratio; 302 u32 tspll_fbdiv_intgr; 303 u32 tspll_fbdiv_frac; 304 u32 ref1588_ck_div; 305 }; 306 307 extern const struct 308 ice_cgu_pll_params_e825c e825c_cgu_params[NUM_ICE_TIME_REF_FREQ]; 309 310 #define E810C_QSFP_C827_0_HANDLE 2 311 #define E810C_QSFP_C827_1_HANDLE 3 312 313 /* Table of constants related to possible ETH56G PHY resources */ 314 extern const struct ice_phy_reg_info_eth56g eth56g_phy_res[NUM_ETH56G_PHY_RES]; 315 316 /* Table of constants related to possible TIME_REF sources */ 317 extern const struct ice_time_ref_info_e82x e82x_time_ref[NUM_ICE_TIME_REF_FREQ]; 318 319 /* Table of constants for Vernier calibration on E822 */ 320 extern const struct ice_vernier_info_e82x e822_vernier[NUM_ICE_PTP_LNK_SPD]; 321 322 /* Increment value to generate nanoseconds in the GLTSYN_TIME_L register for 323 * the E810 devices. Based off of a PLL with an 812.5 MHz frequency. 324 */ 325 #define ICE_E810_PLL_FREQ 812500000 326 #define ICE_PTP_NOMINAL_INCVAL_E810 0x13b13b13bULL 327 328 /* Device agnostic functions */ 329 u8 ice_get_ptp_src_clock_index(struct ice_hw *hw); 330 int ice_cgu_cfg_pps_out(struct ice_hw *hw, bool enable); 331 bool ice_ptp_lock(struct ice_hw *hw); 332 void ice_ptp_unlock(struct ice_hw *hw); 333 void ice_ptp_src_cmd(struct ice_hw *hw, enum ice_ptp_tmr_cmd cmd); 334 int ice_ptp_init_time(struct ice_hw *hw, u64 time); 335 int ice_ptp_write_incval(struct ice_hw *hw, u64 incval); 336 int ice_ptp_write_incval_locked(struct ice_hw *hw, u64 incval); 337 int ice_ptp_adj_clock(struct ice_hw *hw, s32 adj); 338 int ice_ptp_clear_phy_offset_ready_e82x(struct ice_hw *hw); 339 int ice_read_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx, u64 *tstamp); 340 int ice_clear_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx); 341 void ice_ptp_reset_ts_memory(struct ice_hw *hw); 342 int ice_ptp_init_phc(struct ice_hw *hw); 343 void ice_ptp_init_hw(struct ice_hw *hw); 344 int ice_get_phy_tx_tstamp_ready(struct ice_hw *hw, u8 block, u64 *tstamp_ready); 345 int ice_ptp_one_port_cmd(struct ice_hw *hw, u8 configured_port, 346 enum ice_ptp_tmr_cmd configured_cmd); 347 348 /* E822 family functions */ 349 int ice_read_quad_reg_e82x(struct ice_hw *hw, u8 quad, u16 offset, u32 *val); 350 int ice_write_quad_reg_e82x(struct ice_hw *hw, u8 quad, u16 offset, u32 val); 351 void ice_ptp_reset_ts_memory_quad_e82x(struct ice_hw *hw, u8 quad); 352 353 /** 354 * ice_e82x_time_ref - Get the current TIME_REF from capabilities 355 * @hw: pointer to the HW structure 356 * 357 * Returns the current TIME_REF from the capabilities structure. 358 */ 359 static inline enum ice_time_ref_freq ice_e82x_time_ref(const struct ice_hw *hw) 360 { 361 return hw->func_caps.ts_func_info.time_ref; 362 } 363 364 /** 365 * ice_set_e82x_time_ref - Set new TIME_REF 366 * @hw: pointer to the HW structure 367 * @time_ref: new TIME_REF to set 368 * 369 * Update the TIME_REF in the capabilities structure in response to some 370 * change, such as an update to the CGU registers. 371 */ 372 static inline void 373 ice_set_e82x_time_ref(struct ice_hw *hw, enum ice_time_ref_freq time_ref) 374 { 375 hw->func_caps.ts_func_info.time_ref = time_ref; 376 } 377 378 static inline u64 ice_e82x_pll_freq(enum ice_time_ref_freq time_ref) 379 { 380 return e82x_time_ref[time_ref].pll_freq; 381 } 382 383 static inline u64 ice_e82x_nominal_incval(enum ice_time_ref_freq time_ref) 384 { 385 return e82x_time_ref[time_ref].nominal_incval; 386 } 387 388 /* E822 Vernier calibration functions */ 389 int ice_stop_phy_timer_e82x(struct ice_hw *hw, u8 port, bool soft_reset); 390 int ice_start_phy_timer_e82x(struct ice_hw *hw, u8 port); 391 int ice_phy_cfg_tx_offset_e82x(struct ice_hw *hw, u8 port); 392 int ice_phy_cfg_rx_offset_e82x(struct ice_hw *hw, u8 port); 393 int ice_phy_cfg_intr_e82x(struct ice_hw *hw, u8 quad, bool ena, u8 threshold); 394 395 /* E810 family functions */ 396 int ice_read_sma_ctrl(struct ice_hw *hw, u8 *data); 397 int ice_write_sma_ctrl(struct ice_hw *hw, u8 data); 398 int ice_read_pca9575_reg(struct ice_hw *hw, u8 offset, u8 *data); 399 int ice_ptp_read_sdp_ac(struct ice_hw *hw, __le16 *entries, uint *num_entries); 400 int ice_cgu_get_num_pins(struct ice_hw *hw, bool input); 401 enum dpll_pin_type ice_cgu_get_pin_type(struct ice_hw *hw, u8 pin, bool input); 402 struct dpll_pin_frequency * 403 ice_cgu_get_pin_freq_supp(struct ice_hw *hw, u8 pin, bool input, u8 *num); 404 const char *ice_cgu_get_pin_name(struct ice_hw *hw, u8 pin, bool input); 405 int ice_get_cgu_state(struct ice_hw *hw, u8 dpll_idx, 406 enum dpll_lock_status last_dpll_state, u8 *pin, 407 u8 *ref_state, u8 *eec_mode, s64 *phase_offset, 408 enum dpll_lock_status *dpll_state); 409 int ice_get_cgu_rclk_pin_info(struct ice_hw *hw, u8 *base_idx, u8 *pin_num); 410 int ice_cgu_get_output_pin_state_caps(struct ice_hw *hw, u8 pin_id, 411 unsigned long *caps); 412 413 /* ETH56G family functions */ 414 int ice_ptp_read_tx_hwtstamp_status_eth56g(struct ice_hw *hw, u32 *ts_status); 415 int ice_stop_phy_timer_eth56g(struct ice_hw *hw, u8 port, bool soft_reset); 416 int ice_start_phy_timer_eth56g(struct ice_hw *hw, u8 port); 417 int ice_phy_cfg_intr_eth56g(struct ice_hw *hw, u8 port, bool ena, u8 threshold); 418 int ice_phy_cfg_ptp_1step_eth56g(struct ice_hw *hw, u8 port); 419 420 #define ICE_ETH56G_NOMINAL_INCVAL 0x140000000ULL 421 #define ICE_ETH56G_NOMINAL_PCS_REF_TUS 0x100000000ULL 422 #define ICE_ETH56G_NOMINAL_PCS_REF_INC 0x300000000ULL 423 #define ICE_ETH56G_NOMINAL_THRESH4 0x7777 424 #define ICE_ETH56G_NOMINAL_TX_THRESH 0x6 425 426 /** 427 * ice_get_base_incval - Get base clock increment value 428 * @hw: pointer to the HW struct 429 * 430 * Return: base clock increment value for supported PHYs, 0 otherwise 431 */ 432 static inline u64 ice_get_base_incval(struct ice_hw *hw) 433 { 434 switch (hw->ptp.phy_model) { 435 case ICE_PHY_ETH56G: 436 return ICE_ETH56G_NOMINAL_INCVAL; 437 case ICE_PHY_E810: 438 return ICE_PTP_NOMINAL_INCVAL_E810; 439 case ICE_PHY_E82X: 440 return ice_e82x_nominal_incval(ice_e82x_time_ref(hw)); 441 default: 442 return 0; 443 } 444 } 445 446 static inline bool ice_is_dual(struct ice_hw *hw) 447 { 448 return !!(hw->dev_caps.nac_topo.mode & ICE_NAC_TOPO_DUAL_M); 449 } 450 451 #define PFTSYN_SEM_BYTES 4 452 453 #define ICE_PTP_CLOCK_INDEX_0 0x00 454 #define ICE_PTP_CLOCK_INDEX_1 0x01 455 456 /* PHY timer commands */ 457 #define SEL_CPK_SRC 8 458 #define SEL_PHY_SRC 3 459 460 /* Time Sync command Definitions */ 461 #define GLTSYN_CMD_INIT_TIME BIT(0) 462 #define GLTSYN_CMD_INIT_INCVAL BIT(1) 463 #define GLTSYN_CMD_INIT_TIME_INCVAL (BIT(0) | BIT(1)) 464 #define GLTSYN_CMD_ADJ_TIME BIT(2) 465 #define GLTSYN_CMD_ADJ_INIT_TIME (BIT(2) | BIT(3)) 466 #define GLTSYN_CMD_READ_TIME BIT(7) 467 468 /* PHY port Time Sync command definitions */ 469 #define PHY_CMD_INIT_TIME BIT(0) 470 #define PHY_CMD_INIT_INCVAL BIT(1) 471 #define PHY_CMD_ADJ_TIME (BIT(0) | BIT(1)) 472 #define PHY_CMD_ADJ_TIME_AT_TIME (BIT(0) | BIT(2)) 473 #define PHY_CMD_READ_TIME (BIT(0) | BIT(1) | BIT(2)) 474 475 #define TS_CMD_MASK_E810 0xFF 476 #define TS_CMD_MASK 0xF 477 #define SYNC_EXEC_CMD 0x3 478 #define TS_CMD_RX_TYPE ICE_M(0x18, 0x4) 479 480 /* Macros to derive port low and high addresses on both quads */ 481 #define P_Q0_L(a, p) ((((a) + (0x2000 * (p)))) & 0xFFFF) 482 #define P_Q0_H(a, p) ((((a) + (0x2000 * (p)))) >> 16) 483 #define P_Q1_L(a, p) ((((a) - (0x2000 * ((p) - ICE_PORTS_PER_QUAD)))) & 0xFFFF) 484 #define P_Q1_H(a, p) ((((a) - (0x2000 * ((p) - ICE_PORTS_PER_QUAD)))) >> 16) 485 486 /* PHY QUAD register base addresses */ 487 #define Q_0_BASE 0x94000 488 #define Q_1_BASE 0x114000 489 490 /* Timestamp memory reset registers */ 491 #define Q_REG_TS_CTRL 0x618 492 #define Q_REG_TS_CTRL_S 0 493 #define Q_REG_TS_CTRL_M BIT(0) 494 495 /* Timestamp availability status registers */ 496 #define Q_REG_TX_MEMORY_STATUS_L 0xCF0 497 #define Q_REG_TX_MEMORY_STATUS_U 0xCF4 498 499 /* Tx FIFO status registers */ 500 #define Q_REG_FIFO23_STATUS 0xCF8 501 #define Q_REG_FIFO01_STATUS 0xCFC 502 #define Q_REG_FIFO02_S 0 503 #define Q_REG_FIFO02_M ICE_M(0x3FF, 0) 504 #define Q_REG_FIFO13_S 10 505 #define Q_REG_FIFO13_M ICE_M(0x3FF, 10) 506 507 /* Interrupt control Config registers */ 508 #define Q_REG_TX_MEM_GBL_CFG 0xC08 509 #define Q_REG_TX_MEM_GBL_CFG_LANE_TYPE_S 0 510 #define Q_REG_TX_MEM_GBL_CFG_LANE_TYPE_M BIT(0) 511 #define Q_REG_TX_MEM_GBL_CFG_TX_TYPE_M ICE_M(0xFF, 1) 512 #define Q_REG_TX_MEM_GBL_CFG_INTR_THR_M ICE_M(0x3F, 9) 513 #define Q_REG_TX_MEM_GBL_CFG_INTR_ENA_M BIT(15) 514 515 /* Tx Timestamp data registers */ 516 #define Q_REG_TX_MEMORY_BANK_START 0xA00 517 518 /* PHY port register base addresses */ 519 #define P_0_BASE 0x80000 520 #define P_4_BASE 0x106000 521 522 /* Timestamp init registers */ 523 #define P_REG_RX_TIMER_INC_PRE_L 0x46C 524 #define P_REG_RX_TIMER_INC_PRE_U 0x470 525 #define P_REG_TX_TIMER_INC_PRE_L 0x44C 526 #define P_REG_TX_TIMER_INC_PRE_U 0x450 527 528 /* Timestamp match and adjust target registers */ 529 #define P_REG_RX_TIMER_CNT_ADJ_L 0x474 530 #define P_REG_RX_TIMER_CNT_ADJ_U 0x478 531 #define P_REG_TX_TIMER_CNT_ADJ_L 0x454 532 #define P_REG_TX_TIMER_CNT_ADJ_U 0x458 533 534 /* Timestamp capture registers */ 535 #define P_REG_RX_CAPTURE_L 0x4D8 536 #define P_REG_RX_CAPTURE_U 0x4DC 537 #define P_REG_TX_CAPTURE_L 0x4B4 538 #define P_REG_TX_CAPTURE_U 0x4B8 539 540 /* Timestamp PHY incval registers */ 541 #define P_REG_TIMETUS_L 0x410 542 #define P_REG_TIMETUS_U 0x414 543 544 #define P_REG_40B_LOW_M GENMASK(7, 0) 545 #define P_REG_40B_HIGH_S 8 546 547 /* PHY window length registers */ 548 #define P_REG_WL 0x40C 549 550 #define PTP_VERNIER_WL 0x111ed 551 552 /* PHY start registers */ 553 #define P_REG_PS 0x408 554 #define P_REG_PS_START_S 0 555 #define P_REG_PS_START_M BIT(0) 556 #define P_REG_PS_BYPASS_MODE_S 1 557 #define P_REG_PS_BYPASS_MODE_M BIT(1) 558 #define P_REG_PS_ENA_CLK_S 2 559 #define P_REG_PS_ENA_CLK_M BIT(2) 560 #define P_REG_PS_LOAD_OFFSET_S 3 561 #define P_REG_PS_LOAD_OFFSET_M BIT(3) 562 #define P_REG_PS_SFT_RESET_S 11 563 #define P_REG_PS_SFT_RESET_M BIT(11) 564 565 /* PHY offset valid registers */ 566 #define P_REG_TX_OV_STATUS 0x4D4 567 #define P_REG_TX_OV_STATUS_OV_S 0 568 #define P_REG_TX_OV_STATUS_OV_M BIT(0) 569 #define P_REG_RX_OV_STATUS 0x4F8 570 #define P_REG_RX_OV_STATUS_OV_S 0 571 #define P_REG_RX_OV_STATUS_OV_M BIT(0) 572 573 /* PHY offset ready registers */ 574 #define P_REG_TX_OR 0x45C 575 #define P_REG_RX_OR 0x47C 576 577 /* PHY total offset registers */ 578 #define P_REG_TOTAL_RX_OFFSET_L 0x460 579 #define P_REG_TOTAL_RX_OFFSET_U 0x464 580 #define P_REG_TOTAL_TX_OFFSET_L 0x440 581 #define P_REG_TOTAL_TX_OFFSET_U 0x444 582 583 /* Timestamp PAR/PCS registers */ 584 #define P_REG_UIX66_10G_40G_L 0x480 585 #define P_REG_UIX66_10G_40G_U 0x484 586 #define P_REG_UIX66_25G_100G_L 0x488 587 #define P_REG_UIX66_25G_100G_U 0x48C 588 #define P_REG_DESK_PAR_RX_TUS_L 0x490 589 #define P_REG_DESK_PAR_RX_TUS_U 0x494 590 #define P_REG_DESK_PAR_TX_TUS_L 0x498 591 #define P_REG_DESK_PAR_TX_TUS_U 0x49C 592 #define P_REG_DESK_PCS_RX_TUS_L 0x4A0 593 #define P_REG_DESK_PCS_RX_TUS_U 0x4A4 594 #define P_REG_DESK_PCS_TX_TUS_L 0x4A8 595 #define P_REG_DESK_PCS_TX_TUS_U 0x4AC 596 #define P_REG_PAR_RX_TUS_L 0x420 597 #define P_REG_PAR_RX_TUS_U 0x424 598 #define P_REG_PAR_TX_TUS_L 0x428 599 #define P_REG_PAR_TX_TUS_U 0x42C 600 #define P_REG_PCS_RX_TUS_L 0x430 601 #define P_REG_PCS_RX_TUS_U 0x434 602 #define P_REG_PCS_TX_TUS_L 0x438 603 #define P_REG_PCS_TX_TUS_U 0x43C 604 #define P_REG_PAR_RX_TIME_L 0x4F0 605 #define P_REG_PAR_RX_TIME_U 0x4F4 606 #define P_REG_PAR_TX_TIME_L 0x4CC 607 #define P_REG_PAR_TX_TIME_U 0x4D0 608 #define P_REG_PAR_PCS_RX_OFFSET_L 0x4E8 609 #define P_REG_PAR_PCS_RX_OFFSET_U 0x4EC 610 #define P_REG_PAR_PCS_TX_OFFSET_L 0x4C4 611 #define P_REG_PAR_PCS_TX_OFFSET_U 0x4C8 612 #define P_REG_LINK_SPEED 0x4FC 613 #define P_REG_LINK_SPEED_SERDES_S 0 614 #define P_REG_LINK_SPEED_SERDES_M ICE_M(0x7, 0) 615 #define P_REG_LINK_SPEED_FEC_MODE_S 3 616 #define P_REG_LINK_SPEED_FEC_MODE_M ICE_M(0x3, 3) 617 #define P_REG_LINK_SPEED_FEC_MODE(reg) \ 618 (((reg) & P_REG_LINK_SPEED_FEC_MODE_M) >> \ 619 P_REG_LINK_SPEED_FEC_MODE_S) 620 621 /* PHY timestamp related registers */ 622 #define P_REG_PMD_ALIGNMENT 0x0FC 623 #define P_REG_RX_80_TO_160_CNT 0x6FC 624 #define P_REG_RX_80_TO_160_CNT_RXCYC_S 0 625 #define P_REG_RX_80_TO_160_CNT_RXCYC_M BIT(0) 626 #define P_REG_RX_40_TO_160_CNT 0x8FC 627 #define P_REG_RX_40_TO_160_CNT_RXCYC_S 0 628 #define P_REG_RX_40_TO_160_CNT_RXCYC_M ICE_M(0x3, 0) 629 630 /* Rx FIFO status registers */ 631 #define P_REG_RX_OV_FS 0x4F8 632 #define P_REG_RX_OV_FS_FIFO_STATUS_S 2 633 #define P_REG_RX_OV_FS_FIFO_STATUS_M ICE_M(0x3FF, 2) 634 635 /* Timestamp command registers */ 636 #define P_REG_TX_TMR_CMD 0x448 637 #define P_REG_RX_TMR_CMD 0x468 638 639 /* E810 timesync enable register */ 640 #define ETH_GLTSYN_ENA(_i) (0x03000348 + ((_i) * 4)) 641 642 /* E810 shadow init time registers */ 643 #define ETH_GLTSYN_SHTIME_0(i) (0x03000368 + ((i) * 32)) 644 #define ETH_GLTSYN_SHTIME_L(i) (0x0300036C + ((i) * 32)) 645 646 /* E810 shadow time adjust registers */ 647 #define ETH_GLTSYN_SHADJ_L(_i) (0x03000378 + ((_i) * 32)) 648 #define ETH_GLTSYN_SHADJ_H(_i) (0x0300037C + ((_i) * 32)) 649 650 /* E810 timer command register */ 651 #define E810_ETH_GLTSYN_CMD 0x03000344 652 653 /* Source timer incval macros */ 654 #define INCVAL_HIGH_M 0xFF 655 656 /* Timestamp block macros */ 657 #define TS_VALID BIT(0) 658 #define TS_LOW_M 0xFFFFFFFF 659 #define TS_HIGH_M 0xFF 660 #define TS_HIGH_S 32 661 662 #define TS_PHY_LOW_M GENMASK(7, 0) 663 #define TS_PHY_HIGH_M GENMASK_ULL(39, 8) 664 665 #define BYTES_PER_IDX_ADDR_L_U 8 666 #define BYTES_PER_IDX_ADDR_L 4 667 668 /* Tx timestamp low latency read definitions */ 669 #define REG_LL_PROXY_H_TIMEOUT_US 2000 670 #define REG_LL_PROXY_H_PHY_TMR_CMD_M GENMASK(7, 6) 671 #define REG_LL_PROXY_H_PHY_TMR_CMD_ADJ 0x1 672 #define REG_LL_PROXY_H_PHY_TMR_CMD_FREQ 0x2 673 #define REG_LL_PROXY_H_TS_HIGH GENMASK(23, 16) 674 #define REG_LL_PROXY_H_PHY_TMR_IDX_M BIT(24) 675 #define REG_LL_PROXY_H_TS_IDX GENMASK(29, 24) 676 #define REG_LL_PROXY_H_TS_INTR_ENA BIT(30) 677 #define REG_LL_PROXY_H_EXEC BIT(31) 678 679 #define REG_LL_PROXY_L PF_SB_ATQBAH 680 #define REG_LL_PROXY_H PF_SB_ATQBAL 681 682 /* Internal PHY timestamp address */ 683 #define TS_L(a, idx) ((a) + ((idx) * BYTES_PER_IDX_ADDR_L_U)) 684 #define TS_H(a, idx) ((a) + ((idx) * BYTES_PER_IDX_ADDR_L_U + \ 685 BYTES_PER_IDX_ADDR_L)) 686 687 /* External PHY timestamp address */ 688 #define TS_EXT(a, port, idx) ((a) + (0x1000 * (port)) + \ 689 ((idx) * BYTES_PER_IDX_ADDR_L_U)) 690 691 #define LOW_TX_MEMORY_BANK_START 0x03090000 692 #define HIGH_TX_MEMORY_BANK_START 0x03090004 693 694 /* SMA controller pin control */ 695 #define ICE_SMA1_DIR_EN BIT(4) 696 #define ICE_SMA1_TX_EN BIT(5) 697 #define ICE_SMA2_UFL2_RX_DIS BIT(3) 698 #define ICE_SMA2_DIR_EN BIT(6) 699 #define ICE_SMA2_TX_EN BIT(7) 700 701 #define ICE_SMA1_MASK (ICE_SMA1_DIR_EN | ICE_SMA1_TX_EN) 702 #define ICE_SMA2_MASK (ICE_SMA2_UFL2_RX_DIS | ICE_SMA2_DIR_EN | \ 703 ICE_SMA2_TX_EN) 704 #define ICE_ALL_SMA_MASK (ICE_SMA1_MASK | ICE_SMA2_MASK) 705 706 #define ICE_SMA_MIN_BIT 3 707 #define ICE_SMA_MAX_BIT 7 708 #define ICE_PCA9575_P1_OFFSET 8 709 710 /* PCA9575 IO controller registers */ 711 #define ICE_PCA9575_P0_IN 0x0 712 713 /* PCA9575 IO controller pin control */ 714 #define ICE_P0_GNSS_PRSNT_N BIT(4) 715 716 /* ETH56G PHY register addresses */ 717 /* Timestamp PHY incval registers */ 718 #define PHY_REG_TIMETUS_L 0x8 719 #define PHY_REG_TIMETUS_U 0xC 720 721 /* Timestamp PCS registers */ 722 #define PHY_PCS_REF_TUS_L 0x18 723 #define PHY_PCS_REF_TUS_U 0x1C 724 725 /* Timestamp PCS ref incval registers */ 726 #define PHY_PCS_REF_INC_L 0x20 727 #define PHY_PCS_REF_INC_U 0x24 728 729 /* Timestamp init registers */ 730 #define PHY_REG_RX_TIMER_INC_PRE_L 0x64 731 #define PHY_REG_RX_TIMER_INC_PRE_U 0x68 732 #define PHY_REG_TX_TIMER_INC_PRE_L 0x44 733 #define PHY_REG_TX_TIMER_INC_PRE_U 0x48 734 735 /* Timestamp match and adjust target registers */ 736 #define PHY_REG_RX_TIMER_CNT_ADJ_L 0x6C 737 #define PHY_REG_RX_TIMER_CNT_ADJ_U 0x70 738 #define PHY_REG_TX_TIMER_CNT_ADJ_L 0x4C 739 #define PHY_REG_TX_TIMER_CNT_ADJ_U 0x50 740 741 /* Timestamp command registers */ 742 #define PHY_REG_TX_TMR_CMD 0x40 743 #define PHY_REG_RX_TMR_CMD 0x60 744 745 /* Phy offset ready registers */ 746 #define PHY_REG_TX_OFFSET_READY 0x54 747 #define PHY_REG_RX_OFFSET_READY 0x74 748 749 /* Phy total offset registers */ 750 #define PHY_REG_TOTAL_TX_OFFSET_L 0x38 751 #define PHY_REG_TOTAL_TX_OFFSET_U 0x3C 752 #define PHY_REG_TOTAL_RX_OFFSET_L 0x58 753 #define PHY_REG_TOTAL_RX_OFFSET_U 0x5C 754 755 /* Timestamp capture registers */ 756 #define PHY_REG_TX_CAPTURE_L 0x78 757 #define PHY_REG_TX_CAPTURE_U 0x7C 758 #define PHY_REG_RX_CAPTURE_L 0x8C 759 #define PHY_REG_RX_CAPTURE_U 0x90 760 761 /* Memory status registers */ 762 #define PHY_REG_TX_MEMORY_STATUS_L 0x80 763 #define PHY_REG_TX_MEMORY_STATUS_U 0x84 764 765 /* Interrupt config register */ 766 #define PHY_REG_TS_INT_CONFIG 0x88 767 768 /* XIF mode config register */ 769 #define PHY_MAC_XIF_MODE 0x24 770 #define PHY_MAC_XIF_1STEP_ENA_M ICE_M(0x1, 5) 771 #define PHY_MAC_XIF_TS_BIN_MODE_M ICE_M(0x1, 11) 772 #define PHY_MAC_XIF_TS_SFD_ENA_M ICE_M(0x1, 20) 773 #define PHY_MAC_XIF_GMII_TS_SEL_M ICE_M(0x1, 21) 774 775 /* GPCS config register */ 776 #define PHY_GPCS_CONFIG_REG0 0x268 777 #define PHY_GPCS_CONFIG_REG0_TX_THR_M ICE_M(0xF, 24) 778 #define PHY_GPCS_BITSLIP 0x5C 779 780 #define PHY_TS_INT_CONFIG_THRESHOLD_M ICE_M(0x3F, 0) 781 #define PHY_TS_INT_CONFIG_ENA_M BIT(6) 782 783 /* 1-step PTP config */ 784 #define PHY_PTP_1STEP_CONFIG 0x270 785 #define PHY_PTP_1STEP_T1S_UP64_M ICE_M(0xF, 4) 786 #define PHY_PTP_1STEP_T1S_DELTA_M ICE_M(0xF, 8) 787 #define PHY_PTP_1STEP_PEER_DELAY(_port) (0x274 + 4 * (_port)) 788 #define PHY_PTP_1STEP_PD_ADD_PD_M ICE_M(0x1, 0) 789 #define PHY_PTP_1STEP_PD_DELAY_M ICE_M(0x3fffffff, 1) 790 #define PHY_PTP_1STEP_PD_DLY_V_M ICE_M(0x1, 31) 791 792 /* Macros to derive offsets for TimeStampLow and TimeStampHigh */ 793 #define PHY_TSTAMP_L(x) (((x) * 8) + 0) 794 #define PHY_TSTAMP_U(x) (((x) * 8) + 4) 795 796 #define PHY_REG_REVISION 0x85000 797 798 #define PHY_REG_DESKEW_0 0x94 799 #define PHY_REG_DESKEW_0_RLEVEL GENMASK(6, 0) 800 #define PHY_REG_DESKEW_0_RLEVEL_FRAC GENMASK(9, 7) 801 #define PHY_REG_DESKEW_0_RLEVEL_FRAC_W 3 802 #define PHY_REG_DESKEW_0_VALID GENMASK(10, 10) 803 804 #define PHY_REG_GPCS_BITSLIP 0x5C 805 #define PHY_REG_SD_BIT_SLIP(_port_offset) (0x29C + 4 * (_port_offset)) 806 #define PHY_REVISION_ETH56G 0x10200 807 #define PHY_VENDOR_TXLANE_THRESH 0x2000C 808 809 #define PHY_MAC_TSU_CONFIG 0x40 810 #define PHY_MAC_TSU_CFG_RX_MODE_M ICE_M(0x7, 0) 811 #define PHY_MAC_TSU_CFG_RX_MII_CW_DLY_M ICE_M(0x7, 4) 812 #define PHY_MAC_TSU_CFG_RX_MII_MK_DLY_M ICE_M(0x7, 8) 813 #define PHY_MAC_TSU_CFG_TX_MODE_M ICE_M(0x7, 12) 814 #define PHY_MAC_TSU_CFG_TX_MII_CW_DLY_M ICE_M(0x1F, 16) 815 #define PHY_MAC_TSU_CFG_TX_MII_MK_DLY_M ICE_M(0x1F, 21) 816 #define PHY_MAC_TSU_CFG_BLKS_PER_CLK_M ICE_M(0x1, 28) 817 #define PHY_MAC_RX_MODULO 0x44 818 #define PHY_MAC_RX_OFFSET 0x48 819 #define PHY_MAC_RX_OFFSET_M ICE_M(0xFFFFFF, 0) 820 #define PHY_MAC_TX_MODULO 0x4C 821 #define PHY_MAC_BLOCKTIME 0x50 822 #define PHY_MAC_MARKERTIME 0x54 823 #define PHY_MAC_TX_OFFSET 0x58 824 825 #define PHY_PTP_INT_STATUS 0x7FD140 826 827 #endif /* _ICE_PTP_HW_H_ */ 828