1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2017 Sean Wang <sean.wang@mediatek.com> 4 */ 5 6 #ifndef __MT7530_H 7 #define __MT7530_H 8 9 #define MT7530_NUM_PORTS 7 10 #define MT7530_NUM_PHYS 5 11 #define MT7530_NUM_FDB_RECORDS 2048 12 #define MT7530_ALL_MEMBERS 0xff 13 14 #define MTK_HDR_LEN 4 15 #define MT7530_MAX_MTU (15 * 1024 - ETH_HLEN - ETH_FCS_LEN - MTK_HDR_LEN) 16 17 enum mt753x_id { 18 ID_MT7530 = 0, 19 ID_MT7621 = 1, 20 ID_MT7531 = 2, 21 ID_MT7988 = 3, 22 ID_EN7581 = 4, 23 }; 24 25 #define NUM_TRGMII_CTRL 5 26 27 #define TRGMII_BASE(x) (0x10000 + (x)) 28 29 /* Registers to ethsys access */ 30 #define ETHSYS_CLKCFG0 0x2c 31 #define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11) 32 33 #define SYSC_REG_RSTCTRL 0x34 34 #define RESET_MCM BIT(2) 35 36 /* Register for ARL global control */ 37 #define MT753X_AGC 0xc 38 #define LOCAL_EN BIT(7) 39 40 /* Register for MAC forward control */ 41 #define MT753X_MFC 0x10 42 #define BC_FFP_MASK GENMASK(31, 24) 43 #define BC_FFP(x) FIELD_PREP(BC_FFP_MASK, x) 44 #define UNM_FFP_MASK GENMASK(23, 16) 45 #define UNM_FFP(x) FIELD_PREP(UNM_FFP_MASK, x) 46 #define UNU_FFP_MASK GENMASK(15, 8) 47 #define UNU_FFP(x) FIELD_PREP(UNU_FFP_MASK, x) 48 #define MT7530_CPU_EN BIT(7) 49 #define MT7530_CPU_PORT_MASK GENMASK(6, 4) 50 #define MT7530_CPU_PORT(x) FIELD_PREP(MT7530_CPU_PORT_MASK, x) 51 #define MT7530_MIRROR_EN BIT(3) 52 #define MT7530_MIRROR_PORT_MASK GENMASK(2, 0) 53 #define MT7530_MIRROR_PORT_GET(x) FIELD_GET(MT7530_MIRROR_PORT_MASK, x) 54 #define MT7530_MIRROR_PORT_SET(x) FIELD_PREP(MT7530_MIRROR_PORT_MASK, x) 55 #define MT7531_QRY_FFP_MASK GENMASK(7, 0) 56 #define MT7531_QRY_FFP(x) FIELD_PREP(MT7531_QRY_FFP_MASK, x) 57 58 /* Register for CPU forward control */ 59 #define MT7531_CFC 0x4 60 #define MT7531_MIRROR_EN BIT(19) 61 #define MT7531_MIRROR_PORT_MASK GENMASK(18, 16) 62 #define MT7531_MIRROR_PORT_GET(x) FIELD_GET(MT7531_MIRROR_PORT_MASK, x) 63 #define MT7531_MIRROR_PORT_SET(x) FIELD_PREP(MT7531_MIRROR_PORT_MASK, x) 64 #define MT7531_CPU_PMAP_MASK GENMASK(7, 0) 65 #define MT7531_CPU_PMAP(x) FIELD_PREP(MT7531_CPU_PMAP_MASK, x) 66 67 #define MT753X_MIRROR_REG(id) ((id == ID_MT7531 || \ 68 id == ID_MT7988 || \ 69 id == ID_EN7581) ? \ 70 MT7531_CFC : MT753X_MFC) 71 72 #define MT753X_MIRROR_EN(id) ((id == ID_MT7531 || \ 73 id == ID_MT7988 || \ 74 id == ID_EN7581) ? \ 75 MT7531_MIRROR_EN : MT7530_MIRROR_EN) 76 77 #define MT753X_MIRROR_PORT_MASK(id) ((id == ID_MT7531 || \ 78 id == ID_MT7988 || \ 79 id == ID_EN7581) ? \ 80 MT7531_MIRROR_PORT_MASK : \ 81 MT7530_MIRROR_PORT_MASK) 82 83 #define MT753X_MIRROR_PORT_GET(id, val) ((id == ID_MT7531 || \ 84 id == ID_MT7988 || \ 85 id == ID_EN7581) ? \ 86 MT7531_MIRROR_PORT_GET(val) : \ 87 MT7530_MIRROR_PORT_GET(val)) 88 89 #define MT753X_MIRROR_PORT_SET(id, val) ((id == ID_MT7531 || \ 90 id == ID_MT7988 || \ 91 id == ID_EN7581) ? \ 92 MT7531_MIRROR_PORT_SET(val) : \ 93 MT7530_MIRROR_PORT_SET(val)) 94 95 /* Register for BPDU and PAE frame control */ 96 #define MT753X_BPC 0x24 97 #define PAE_BPDU_FR BIT(25) 98 #define PAE_EG_TAG_MASK GENMASK(24, 22) 99 #define PAE_EG_TAG(x) FIELD_PREP(PAE_EG_TAG_MASK, x) 100 #define PAE_PORT_FW_MASK GENMASK(18, 16) 101 #define PAE_PORT_FW(x) FIELD_PREP(PAE_PORT_FW_MASK, x) 102 #define BPDU_EG_TAG_MASK GENMASK(8, 6) 103 #define BPDU_EG_TAG(x) FIELD_PREP(BPDU_EG_TAG_MASK, x) 104 #define BPDU_PORT_FW_MASK GENMASK(2, 0) 105 106 /* Register for 01-80-C2-00-00-[01,02] MAC DA frame control */ 107 #define MT753X_RGAC1 0x28 108 #define R02_BPDU_FR BIT(25) 109 #define R02_EG_TAG_MASK GENMASK(24, 22) 110 #define R02_EG_TAG(x) FIELD_PREP(R02_EG_TAG_MASK, x) 111 #define R02_PORT_FW_MASK GENMASK(18, 16) 112 #define R02_PORT_FW(x) FIELD_PREP(R02_PORT_FW_MASK, x) 113 #define R01_BPDU_FR BIT(9) 114 #define R01_EG_TAG_MASK GENMASK(8, 6) 115 #define R01_EG_TAG(x) FIELD_PREP(R01_EG_TAG_MASK, x) 116 #define R01_PORT_FW_MASK GENMASK(2, 0) 117 118 /* Register for 01-80-C2-00-00-[03,0E] MAC DA frame control */ 119 #define MT753X_RGAC2 0x2c 120 #define R0E_BPDU_FR BIT(25) 121 #define R0E_EG_TAG_MASK GENMASK(24, 22) 122 #define R0E_EG_TAG(x) FIELD_PREP(R0E_EG_TAG_MASK, x) 123 #define R0E_PORT_FW_MASK GENMASK(18, 16) 124 #define R0E_PORT_FW(x) FIELD_PREP(R0E_PORT_FW_MASK, x) 125 #define R03_BPDU_FR BIT(9) 126 #define R03_EG_TAG_MASK GENMASK(8, 6) 127 #define R03_EG_TAG(x) FIELD_PREP(R03_EG_TAG_MASK, x) 128 #define R03_PORT_FW_MASK GENMASK(2, 0) 129 130 enum mt753x_to_cpu_fw { 131 TO_CPU_FW_SYSTEM_DEFAULT, 132 TO_CPU_FW_CPU_EXCLUDE = 4, 133 TO_CPU_FW_CPU_INCLUDE = 5, 134 TO_CPU_FW_CPU_ONLY = 6, 135 TO_CPU_FW_DROP = 7, 136 }; 137 138 /* Registers for address table access */ 139 #define MT7530_ATA1 0x74 140 #define STATIC_EMP 0 141 #define STATIC_ENT 3 142 #define MT7530_ATA2 0x78 143 #define ATA2_IVL BIT(15) 144 #define ATA2_FID(x) (((x) & 0x7) << 12) 145 146 /* Register for address table write data */ 147 #define MT7530_ATWD 0x7c 148 149 /* Register for address table control */ 150 #define MT7530_ATC 0x80 151 #define ATC_HASH (((x) & 0xfff) << 16) 152 #define ATC_BUSY BIT(15) 153 #define ATC_SRCH_END BIT(14) 154 #define ATC_SRCH_HIT BIT(13) 155 #define ATC_INVALID BIT(12) 156 #define ATC_MAT(x) (((x) & 0xf) << 8) 157 #define ATC_MAT_MACTAB ATC_MAT(0) 158 159 enum mt7530_fdb_cmd { 160 MT7530_FDB_READ = 0, 161 MT7530_FDB_WRITE = 1, 162 MT7530_FDB_FLUSH = 2, 163 MT7530_FDB_START = 4, 164 MT7530_FDB_NEXT = 5, 165 }; 166 167 /* Registers for table search read address */ 168 #define MT7530_TSRA1 0x84 169 #define MAC_BYTE_0 24 170 #define MAC_BYTE_1 16 171 #define MAC_BYTE_2 8 172 #define MAC_BYTE_3 0 173 #define MAC_BYTE_MASK 0xff 174 175 #define MT7530_TSRA2 0x88 176 #define MAC_BYTE_4 24 177 #define MAC_BYTE_5 16 178 #define CVID 0 179 #define CVID_MASK 0xfff 180 181 #define MT7530_ATRD 0x8C 182 #define AGE_TIMER 24 183 #define AGE_TIMER_MASK 0xff 184 #define PORT_MAP 4 185 #define PORT_MAP_MASK 0xff 186 #define ENT_STATUS 2 187 #define ENT_STATUS_MASK 0x3 188 189 /* Register for vlan table control */ 190 #define MT7530_VTCR 0x90 191 #define VTCR_BUSY BIT(31) 192 #define VTCR_INVALID BIT(16) 193 #define VTCR_FUNC(x) (((x) & 0xf) << 12) 194 #define VTCR_VID ((x) & 0xfff) 195 196 enum mt7530_vlan_cmd { 197 /* Read/Write the specified VID entry from VAWD register based 198 * on VID. 199 */ 200 MT7530_VTCR_RD_VID = 0, 201 MT7530_VTCR_WR_VID = 1, 202 }; 203 204 /* Register for setup vlan and acl write data */ 205 #define MT7530_VAWD1 0x94 206 #define PORT_STAG BIT(31) 207 /* Independent VLAN Learning */ 208 #define IVL_MAC BIT(30) 209 /* Egress Tag Consistent */ 210 #define EG_CON BIT(29) 211 /* Per VLAN Egress Tag Control */ 212 #define VTAG_EN BIT(28) 213 /* VLAN Member Control */ 214 #define PORT_MEM(x) (((x) & 0xff) << 16) 215 /* Filter ID */ 216 #define FID(x) (((x) & 0x7) << 1) 217 /* VLAN Entry Valid */ 218 #define VLAN_VALID BIT(0) 219 #define PORT_MEM_SHFT 16 220 #define PORT_MEM_MASK 0xff 221 222 enum mt7530_fid { 223 FID_STANDALONE = 0, 224 FID_BRIDGED = 1, 225 }; 226 227 #define MT7530_VAWD2 0x98 228 /* Egress Tag Control */ 229 #define ETAG_CTRL_P(p, x) (((x) & 0x3) << ((p) << 1)) 230 #define ETAG_CTRL_P_MASK(p) ETAG_CTRL_P(p, 3) 231 232 enum mt7530_vlan_egress_attr { 233 MT7530_VLAN_EGRESS_UNTAG = 0, 234 MT7530_VLAN_EGRESS_TAG = 2, 235 MT7530_VLAN_EGRESS_STACK = 3, 236 }; 237 238 /* Register for address age control */ 239 #define MT7530_AAC 0xa0 240 /* Disable ageing */ 241 #define AGE_DIS BIT(20) 242 /* Age count */ 243 #define AGE_CNT_MASK GENMASK(19, 12) 244 #define AGE_CNT_MAX 0xff 245 #define AGE_CNT(x) (AGE_CNT_MASK & ((x) << 12)) 246 /* Age unit */ 247 #define AGE_UNIT_MASK GENMASK(11, 0) 248 #define AGE_UNIT_MAX 0xfff 249 #define AGE_UNIT(x) (AGE_UNIT_MASK & (x)) 250 251 #define MT753X_ERLCR_P(x) (0x1040 + ((x) * 0x100)) 252 #define ERLCR_CIR_MASK GENMASK(31, 16) 253 #define ERLCR_EN_MASK BIT(15) 254 #define ERLCR_EXP_MASK GENMASK(11, 8) 255 #define ERLCR_TBF_MODE_MASK BIT(7) 256 #define ERLCR_MANT_MASK GENMASK(6, 0) 257 258 #define MT753X_GERLCR 0x10e0 259 #define EGR_BC_MASK GENMASK(7, 0) 260 #define EGR_BC_CRC 0x4 /* crc */ 261 #define EGR_BC_CRC_IPG_PREAMBLE 0x18 /* crc + ipg + preamble */ 262 263 /* Register for port STP state control */ 264 #define MT7530_SSP_P(x) (0x2000 + ((x) * 0x100)) 265 #define FID_PST(fid, state) (((state) & 0x3) << ((fid) * 2)) 266 #define FID_PST_MASK(fid) FID_PST(fid, 0x3) 267 268 enum mt7530_stp_state { 269 MT7530_STP_DISABLED = 0, 270 MT7530_STP_BLOCKING = 1, 271 MT7530_STP_LISTENING = 1, 272 MT7530_STP_LEARNING = 2, 273 MT7530_STP_FORWARDING = 3 274 }; 275 276 /* Register for port control */ 277 #define MT7530_PCR_P(x) (0x2004 + ((x) * 0x100)) 278 #define PORT_TX_MIR BIT(9) 279 #define PORT_RX_MIR BIT(8) 280 #define PORT_VLAN(x) ((x) & 0x3) 281 282 enum mt7530_port_mode { 283 /* Port Matrix Mode: Frames are forwarded by the PCR_MATRIX members. */ 284 MT7530_PORT_MATRIX_MODE = PORT_VLAN(0), 285 286 /* Fallback Mode: Forward received frames with ingress ports that do 287 * not belong to the VLAN member. Frames whose VID is not listed on 288 * the VLAN table are forwarded by the PCR_MATRIX members. 289 */ 290 MT7530_PORT_FALLBACK_MODE = PORT_VLAN(1), 291 292 /* Security Mode: Discard any frame due to ingress membership 293 * violation or VID missed on the VLAN table. 294 */ 295 MT7530_PORT_SECURITY_MODE = PORT_VLAN(3), 296 }; 297 298 #define PCR_MATRIX(x) (((x) & 0xff) << 16) 299 #define PORT_PRI(x) (((x) & 0x7) << 24) 300 #define EG_TAG(x) (((x) & 0x3) << 28) 301 #define PCR_MATRIX_MASK PCR_MATRIX(0xff) 302 #define PCR_MATRIX_CLR PCR_MATRIX(0) 303 #define PCR_PORT_VLAN_MASK PORT_VLAN(3) 304 305 /* Register for port security control */ 306 #define MT7530_PSC_P(x) (0x200c + ((x) * 0x100)) 307 #define SA_DIS BIT(4) 308 309 /* Register for port vlan control */ 310 #define MT7530_PVC_P(x) (0x2010 + ((x) * 0x100)) 311 #define PORT_SPEC_TAG BIT(5) 312 #define PVC_EG_TAG(x) (((x) & 0x7) << 8) 313 #define PVC_EG_TAG_MASK PVC_EG_TAG(7) 314 #define VLAN_ATTR(x) (((x) & 0x3) << 6) 315 #define VLAN_ATTR_MASK VLAN_ATTR(3) 316 #define ACC_FRM_MASK GENMASK(1, 0) 317 318 enum mt7530_vlan_port_eg_tag { 319 MT7530_VLAN_EG_DISABLED = 0, 320 MT7530_VLAN_EG_CONSISTENT = 1, 321 MT7530_VLAN_EG_UNTAGGED = 4, 322 }; 323 324 enum mt7530_vlan_port_attr { 325 MT7530_VLAN_USER = 0, 326 MT7530_VLAN_TRANSPARENT = 3, 327 }; 328 329 enum mt7530_vlan_port_acc_frm { 330 MT7530_VLAN_ACC_ALL = 0, 331 MT7530_VLAN_ACC_TAGGED = 1, 332 MT7530_VLAN_ACC_UNTAGGED = 2, 333 }; 334 335 #define STAG_VPID (((x) & 0xffff) << 16) 336 337 /* Register for port port-and-protocol based vlan 1 control */ 338 #define MT7530_PPBV1_P(x) (0x2014 + ((x) * 0x100)) 339 #define G0_PORT_VID(x) (((x) & 0xfff) << 0) 340 #define G0_PORT_VID_MASK G0_PORT_VID(0xfff) 341 #define G0_PORT_VID_DEF G0_PORT_VID(0) 342 343 /* Register for port MAC control register */ 344 #define MT753X_PMCR_P(x) (0x3000 + ((x) * 0x100)) 345 #define PMCR_IFG_XMIT_MASK GENMASK(19, 18) 346 #define PMCR_IFG_XMIT(x) FIELD_PREP(PMCR_IFG_XMIT_MASK, x) 347 #define PMCR_EXT_PHY BIT(17) 348 #define PMCR_MAC_MODE BIT(16) 349 #define MT7530_FORCE_MODE BIT(15) 350 #define PMCR_MAC_TX_EN BIT(14) 351 #define PMCR_MAC_RX_EN BIT(13) 352 #define PMCR_BACKOFF_EN BIT(9) 353 #define PMCR_BACKPR_EN BIT(8) 354 #define PMCR_FORCE_EEE1G BIT(7) 355 #define PMCR_FORCE_EEE100 BIT(6) 356 #define PMCR_FORCE_RX_FC_EN BIT(5) 357 #define PMCR_FORCE_TX_FC_EN BIT(4) 358 #define PMCR_FORCE_SPEED_1000 BIT(3) 359 #define PMCR_FORCE_SPEED_100 BIT(2) 360 #define PMCR_FORCE_FDX BIT(1) 361 #define PMCR_FORCE_LNK BIT(0) 362 #define MT7531_FORCE_MODE_LNK BIT(31) 363 #define MT7531_FORCE_MODE_SPD BIT(30) 364 #define MT7531_FORCE_MODE_DPX BIT(29) 365 #define MT7531_FORCE_MODE_RX_FC BIT(28) 366 #define MT7531_FORCE_MODE_TX_FC BIT(27) 367 #define MT7531_FORCE_MODE_EEE100 BIT(26) 368 #define MT7531_FORCE_MODE_EEE1G BIT(25) 369 #define MT7531_FORCE_MODE_MASK (MT7531_FORCE_MODE_LNK | \ 370 MT7531_FORCE_MODE_SPD | \ 371 MT7531_FORCE_MODE_DPX | \ 372 MT7531_FORCE_MODE_RX_FC | \ 373 MT7531_FORCE_MODE_TX_FC | \ 374 MT7531_FORCE_MODE_EEE100 | \ 375 MT7531_FORCE_MODE_EEE1G) 376 #define MT753X_FORCE_MODE(id) ((id == ID_MT7531 || \ 377 id == ID_MT7988) ? \ 378 MT7531_FORCE_MODE_MASK : \ 379 MT7530_FORCE_MODE) 380 #define PMCR_LINK_SETTINGS_MASK (PMCR_MAC_TX_EN | PMCR_MAC_RX_EN | \ 381 PMCR_FORCE_EEE1G | \ 382 PMCR_FORCE_EEE100 | \ 383 PMCR_FORCE_RX_FC_EN | \ 384 PMCR_FORCE_TX_FC_EN | \ 385 PMCR_FORCE_SPEED_1000 | \ 386 PMCR_FORCE_SPEED_100 | \ 387 PMCR_FORCE_FDX | PMCR_FORCE_LNK) 388 389 #define MT753X_PMEEECR_P(x) (0x3004 + (x) * 0x100) 390 #define WAKEUP_TIME_1000_MASK GENMASK(31, 24) 391 #define WAKEUP_TIME_1000(x) FIELD_PREP(WAKEUP_TIME_1000_MASK, x) 392 #define WAKEUP_TIME_100_MASK GENMASK(23, 16) 393 #define WAKEUP_TIME_100(x) FIELD_PREP(WAKEUP_TIME_100_MASK, x) 394 #define LPI_THRESH_MASK GENMASK(15, 4) 395 #define LPI_THRESH_GET(x) FIELD_GET(LPI_THRESH_MASK, x) 396 #define LPI_THRESH_SET(x) FIELD_PREP(LPI_THRESH_MASK, x) 397 #define LPI_MODE_EN BIT(0) 398 399 #define MT7530_PMSR_P(x) (0x3008 + (x) * 0x100) 400 #define PMSR_EEE1G BIT(7) 401 #define PMSR_EEE100M BIT(6) 402 #define PMSR_RX_FC BIT(5) 403 #define PMSR_TX_FC BIT(4) 404 #define PMSR_SPEED_1000 BIT(3) 405 #define PMSR_SPEED_100 BIT(2) 406 #define PMSR_SPEED_10 0x00 407 #define PMSR_SPEED_MASK (PMSR_SPEED_100 | PMSR_SPEED_1000) 408 #define PMSR_DPX BIT(1) 409 #define PMSR_LINK BIT(0) 410 411 /* Register for port debug count */ 412 #define MT7531_DBG_CNT(x) (0x3018 + (x) * 0x100) 413 #define MT7531_DIS_CLR BIT(31) 414 415 #define MT7530_GMACCR 0x30e0 416 #define MAX_RX_JUMBO(x) ((x) << 2) 417 #define MAX_RX_JUMBO_MASK GENMASK(5, 2) 418 #define MAX_RX_PKT_LEN_MASK GENMASK(1, 0) 419 #define MAX_RX_PKT_LEN_1522 0x0 420 #define MAX_RX_PKT_LEN_1536 0x1 421 #define MAX_RX_PKT_LEN_1552 0x2 422 #define MAX_RX_PKT_LEN_JUMBO 0x3 423 424 /* Register for MIB */ 425 #define MT7530_PORT_MIB_COUNTER(x) (0x4000 + (x) * 0x100) 426 /* Each define is an offset of MT7530_PORT_MIB_COUNTER */ 427 #define MT7530_PORT_MIB_TX_DROP 0x00 428 #define MT7530_PORT_MIB_TX_CRC_ERR 0x04 429 #define MT7530_PORT_MIB_TX_UNICAST 0x08 430 #define MT7530_PORT_MIB_TX_MULTICAST 0x0c 431 #define MT7530_PORT_MIB_TX_BROADCAST 0x10 432 #define MT7530_PORT_MIB_TX_COLLISION 0x14 433 #define MT7530_PORT_MIB_TX_SINGLE_COLLISION 0x18 434 #define MT7530_PORT_MIB_TX_MULTIPLE_COLLISION 0x1c 435 #define MT7530_PORT_MIB_TX_DEFERRED 0x20 436 #define MT7530_PORT_MIB_TX_LATE_COLLISION 0x24 437 #define MT7530_PORT_MIB_TX_EXCESSIVE_COLLISION 0x28 438 #define MT7530_PORT_MIB_TX_PAUSE 0x2c 439 #define MT7530_PORT_MIB_TX_PKT_SZ_64 0x30 440 #define MT7530_PORT_MIB_TX_PKT_SZ_65_TO_127 0x34 441 #define MT7530_PORT_MIB_TX_PKT_SZ_128_TO_255 0x38 442 #define MT7530_PORT_MIB_TX_PKT_SZ_256_TO_511 0x3c 443 #define MT7530_PORT_MIB_TX_PKT_SZ_512_TO_1023 0x40 444 #define MT7530_PORT_MIB_TX_PKT_SZ_1024_TO_MAX 0x44 445 #define MT7530_PORT_MIB_TX_BYTES 0x48 /* 64 bytes */ 446 #define MT7530_PORT_MIB_RX_DROP 0x60 447 #define MT7530_PORT_MIB_RX_FILTERING 0x64 448 #define MT7530_PORT_MIB_RX_UNICAST 0x68 449 #define MT7530_PORT_MIB_RX_MULTICAST 0x6c 450 #define MT7530_PORT_MIB_RX_BROADCAST 0x70 451 #define MT7530_PORT_MIB_RX_ALIGN_ERR 0x74 452 #define MT7530_PORT_MIB_RX_CRC_ERR 0x78 453 #define MT7530_PORT_MIB_RX_UNDER_SIZE_ERR 0x7c 454 #define MT7530_PORT_MIB_RX_FRAG_ERR 0x80 455 #define MT7530_PORT_MIB_RX_OVER_SZ_ERR 0x84 456 #define MT7530_PORT_MIB_RX_JABBER_ERR 0x88 457 #define MT7530_PORT_MIB_RX_PAUSE 0x8c 458 #define MT7530_PORT_MIB_RX_PKT_SZ_64 0x90 459 #define MT7530_PORT_MIB_RX_PKT_SZ_65_TO_127 0x94 460 #define MT7530_PORT_MIB_RX_PKT_SZ_128_TO_255 0x98 461 #define MT7530_PORT_MIB_RX_PKT_SZ_256_TO_511 0x9c 462 #define MT7530_PORT_MIB_RX_PKT_SZ_512_TO_1023 0xa0 463 #define MT7530_PORT_MIB_RX_PKT_SZ_1024_TO_MAX 0xa4 464 #define MT7530_PORT_MIB_RX_BYTES 0xa8 /* 64 bytes */ 465 #define MT7530_PORT_MIB_RX_CTRL_DROP 0xb0 466 #define MT7530_PORT_MIB_RX_INGRESS_DROP 0xb4 467 #define MT7530_PORT_MIB_RX_ARL_DROP 0xb8 468 #define MT7530_MIB_CCR 0x4fe0 469 #define CCR_MIB_ENABLE BIT(31) 470 #define CCR_RX_OCT_CNT_GOOD BIT(7) 471 #define CCR_RX_OCT_CNT_BAD BIT(6) 472 #define CCR_TX_OCT_CNT_GOOD BIT(5) 473 #define CCR_TX_OCT_CNT_BAD BIT(4) 474 #define CCR_MIB_FLUSH (CCR_RX_OCT_CNT_GOOD | \ 475 CCR_RX_OCT_CNT_BAD | \ 476 CCR_TX_OCT_CNT_GOOD | \ 477 CCR_TX_OCT_CNT_BAD) 478 #define CCR_MIB_ACTIVATE (CCR_MIB_ENABLE | \ 479 CCR_RX_OCT_CNT_GOOD | \ 480 CCR_RX_OCT_CNT_BAD | \ 481 CCR_TX_OCT_CNT_GOOD | \ 482 CCR_TX_OCT_CNT_BAD) 483 484 /* MT7531 SGMII register group */ 485 #define MT7531_SGMII_REG_BASE(p) (0x5000 + ((p) - 5) * 0x1000) 486 #define MT7531_PHYA_CTRL_SIGNAL3 0x128 487 488 /* Register for system reset */ 489 #define MT7530_SYS_CTRL 0x7000 490 #define SYS_CTRL_PHY_RST BIT(2) 491 #define SYS_CTRL_SW_RST BIT(1) 492 #define SYS_CTRL_REG_RST BIT(0) 493 494 /* Register for system interrupt */ 495 #define MT7530_SYS_INT_EN 0x7008 496 497 /* Register for system interrupt status */ 498 #define MT7530_SYS_INT_STS 0x700c 499 500 /* Register for PHY Indirect Access Control */ 501 #define MT7531_PHY_IAC 0x701C 502 #define MT7531_PHY_ACS_ST BIT(31) 503 #define MT7531_MDIO_REG_ADDR_MASK (0x1f << 25) 504 #define MT7531_MDIO_PHY_ADDR_MASK (0x1f << 20) 505 #define MT7531_MDIO_CMD_MASK (0x3 << 18) 506 #define MT7531_MDIO_ST_MASK (0x3 << 16) 507 #define MT7531_MDIO_RW_DATA_MASK (0xffff) 508 #define MT7531_MDIO_REG_ADDR(x) (((x) & 0x1f) << 25) 509 #define MT7531_MDIO_DEV_ADDR(x) (((x) & 0x1f) << 25) 510 #define MT7531_MDIO_PHY_ADDR(x) (((x) & 0x1f) << 20) 511 #define MT7531_MDIO_CMD(x) (((x) & 0x3) << 18) 512 #define MT7531_MDIO_ST(x) (((x) & 0x3) << 16) 513 514 enum mt7531_phy_iac_cmd { 515 MT7531_MDIO_ADDR = 0, 516 MT7531_MDIO_WRITE = 1, 517 MT7531_MDIO_READ = 2, 518 MT7531_MDIO_READ_CL45 = 3, 519 }; 520 521 /* MDIO_ST: MDIO start field */ 522 enum mt7531_mdio_st { 523 MT7531_MDIO_ST_CL45 = 0, 524 MT7531_MDIO_ST_CL22 = 1, 525 }; 526 527 #define MT7531_MDIO_CL22_READ (MT7531_MDIO_ST(MT7531_MDIO_ST_CL22) | \ 528 MT7531_MDIO_CMD(MT7531_MDIO_READ)) 529 #define MT7531_MDIO_CL22_WRITE (MT7531_MDIO_ST(MT7531_MDIO_ST_CL22) | \ 530 MT7531_MDIO_CMD(MT7531_MDIO_WRITE)) 531 #define MT7531_MDIO_CL45_ADDR (MT7531_MDIO_ST(MT7531_MDIO_ST_CL45) | \ 532 MT7531_MDIO_CMD(MT7531_MDIO_ADDR)) 533 #define MT7531_MDIO_CL45_READ (MT7531_MDIO_ST(MT7531_MDIO_ST_CL45) | \ 534 MT7531_MDIO_CMD(MT7531_MDIO_READ)) 535 #define MT7531_MDIO_CL45_WRITE (MT7531_MDIO_ST(MT7531_MDIO_ST_CL45) | \ 536 MT7531_MDIO_CMD(MT7531_MDIO_WRITE)) 537 538 /* Register for RGMII clock phase */ 539 #define MT7531_CLKGEN_CTRL 0x7500 540 #define CLK_SKEW_OUT(x) (((x) & 0x3) << 8) 541 #define CLK_SKEW_OUT_MASK GENMASK(9, 8) 542 #define CLK_SKEW_IN(x) (((x) & 0x3) << 6) 543 #define CLK_SKEW_IN_MASK GENMASK(7, 6) 544 #define RXCLK_NO_DELAY BIT(5) 545 #define TXCLK_NO_REVERSE BIT(4) 546 #define GP_MODE(x) (((x) & 0x3) << 1) 547 #define GP_MODE_MASK GENMASK(2, 1) 548 #define GP_CLK_EN BIT(0) 549 550 enum mt7531_gp_mode { 551 MT7531_GP_MODE_RGMII = 0, 552 MT7531_GP_MODE_MII = 1, 553 MT7531_GP_MODE_REV_MII = 2 554 }; 555 556 enum mt7531_clk_skew { 557 MT7531_CLK_SKEW_NO_CHG = 0, 558 MT7531_CLK_SKEW_DLY_100PPS = 1, 559 MT7531_CLK_SKEW_DLY_200PPS = 2, 560 MT7531_CLK_SKEW_REVERSE = 3, 561 }; 562 563 /* Register for trap status */ 564 #define MT753X_TRAP 0x7800 565 #define MT7530_XTAL_MASK (BIT(10) | BIT(9)) 566 #define MT7530_XTAL_25MHZ (BIT(10) | BIT(9)) 567 #define MT7530_XTAL_40MHZ BIT(10) 568 #define MT7530_XTAL_20MHZ BIT(9) 569 #define MT7531_XTAL25 BIT(7) 570 571 /* Register for trap modification */ 572 #define MT753X_MTRAP 0x7804 573 #define MT7530_P5_PHY0_SEL BIT(20) 574 #define MT7530_CHG_TRAP BIT(16) 575 #define MT7530_P5_MAC_SEL BIT(13) 576 #define MT7530_P6_DIS BIT(8) 577 #define MT7530_P5_RGMII_MODE BIT(7) 578 #define MT7530_P5_DIS BIT(6) 579 #define MT7530_PHY_INDIRECT_ACCESS BIT(5) 580 #define MT7531_CHG_STRAP BIT(8) 581 #define MT7531_PHY_EN BIT(6) 582 583 enum mt7531_xtal_fsel { 584 MT7531_XTAL_FSEL_25MHZ, 585 MT7531_XTAL_FSEL_40MHZ, 586 }; 587 588 /* Register for TOP signal control */ 589 #define MT7530_TOP_SIG_CTRL 0x7808 590 #define TOP_SIG_CTRL_NORMAL (BIT(17) | BIT(16)) 591 592 #define MT7531_TOP_SIG_SR 0x780c 593 #define PAD_DUAL_SGMII_EN BIT(1) 594 #define PAD_MCM_SMI_EN BIT(0) 595 596 #define MT7530_IO_DRV_CR 0x7810 597 #define P5_IO_CLK_DRV(x) ((x) & 0x3) 598 #define P5_IO_DATA_DRV(x) (((x) & 0x3) << 4) 599 600 #define MT7531_CHIP_REV 0x781C 601 602 #define MT7531_PLLGP_EN 0x7820 603 #define EN_COREPLL BIT(2) 604 #define SW_CLKSW BIT(1) 605 #define SW_PLLGP BIT(0) 606 607 #define MT7530_P6ECR 0x7830 608 #define P6_INTF_MODE_MASK 0x3 609 #define P6_INTF_MODE(x) ((x) & 0x3) 610 611 #define MT7531_PLLGP_CR0 0x78a8 612 #define RG_COREPLL_EN BIT(22) 613 #define RG_COREPLL_POSDIV_S 23 614 #define RG_COREPLL_POSDIV_M 0x3800000 615 #define RG_COREPLL_SDM_PCW_S 1 616 #define RG_COREPLL_SDM_PCW_M 0x3ffffe 617 #define RG_COREPLL_SDM_PCW_CHG BIT(0) 618 619 /* Registers for RGMII and SGMII PLL clock */ 620 #define MT7531_ANA_PLLGP_CR2 0x78b0 621 #define MT7531_ANA_PLLGP_CR5 0x78bc 622 623 /* Registers for TRGMII on the both side */ 624 #define MT7530_TRGMII_RCK_CTRL 0x7a00 625 #define RX_RST BIT(31) 626 #define RXC_DQSISEL BIT(30) 627 #define DQSI1_TAP_MASK (0x7f << 8) 628 #define DQSI0_TAP_MASK 0x7f 629 #define DQSI1_TAP(x) (((x) & 0x7f) << 8) 630 #define DQSI0_TAP(x) ((x) & 0x7f) 631 632 #define MT7530_TRGMII_RCK_RTT 0x7a04 633 #define DQS1_GATE BIT(31) 634 #define DQS0_GATE BIT(30) 635 636 #define MT7530_TRGMII_RD(x) (0x7a10 + (x) * 8) 637 #define BSLIP_EN BIT(31) 638 #define EDGE_CHK BIT(30) 639 #define RD_TAP_MASK 0x7f 640 #define RD_TAP(x) ((x) & 0x7f) 641 642 #define MT7530_TRGMII_TXCTRL 0x7a40 643 #define TRAIN_TXEN BIT(31) 644 #define TXC_INV BIT(30) 645 #define TX_RST BIT(28) 646 647 #define MT7530_TRGMII_TD_ODT(i) (0x7a54 + 8 * (i)) 648 #define TD_DM_DRVP(x) ((x) & 0xf) 649 #define TD_DM_DRVN(x) (((x) & 0xf) << 4) 650 651 #define MT7530_TRGMII_TCK_CTRL 0x7a78 652 #define TCK_TAP(x) (((x) & 0xf) << 8) 653 654 #define MT7530_P5RGMIIRXCR 0x7b00 655 #define CSR_RGMII_EDGE_ALIGN BIT(8) 656 #define CSR_RGMII_RXC_0DEG_CFG(x) ((x) & 0xf) 657 658 #define MT7530_P5RGMIITXCR 0x7b04 659 #define CSR_RGMII_TXC_CFG(x) ((x) & 0x1f) 660 661 /* Registers for GPIO mode */ 662 #define MT7531_GPIO_MODE0 0x7c0c 663 #define MT7531_GPIO0_MASK GENMASK(3, 0) 664 #define MT7531_GPIO0_INTERRUPT 1 665 666 #define MT7531_GPIO_MODE1 0x7c10 667 #define MT7531_GPIO11_RG_RXD2_MASK GENMASK(15, 12) 668 #define MT7531_EXT_P_MDC_11 (2 << 12) 669 #define MT7531_GPIO12_RG_RXD3_MASK GENMASK(19, 16) 670 #define MT7531_EXT_P_MDIO_12 (2 << 16) 671 672 #define MT753X_CPORT_SPTAG_CFG 0x7c10 673 #define CPORT_SW2FE_STAG_EN BIT(1) 674 #define CPORT_FE2SW_STAG_EN BIT(0) 675 676 /* Registers for LED GPIO control (MT7530 only) 677 * All registers follow this pattern: 678 * [ 2: 0] port 0 679 * [ 6: 4] port 1 680 * [10: 8] port 2 681 * [14:12] port 3 682 * [18:16] port 4 683 */ 684 685 /* LED enable, 0: Disable, 1: Enable (Default) */ 686 #define MT7530_LED_EN 0x7d00 687 /* LED mode, 0: GPIO mode, 1: PHY mode (Default) */ 688 #define MT7530_LED_IO_MODE 0x7d04 689 /* GPIO direction, 0: Input, 1: Output */ 690 #define MT7530_LED_GPIO_DIR 0x7d10 691 /* GPIO output enable, 0: Disable, 1: Enable */ 692 #define MT7530_LED_GPIO_OE 0x7d14 693 /* GPIO value, 0: Low, 1: High */ 694 #define MT7530_LED_GPIO_DATA 0x7d18 695 696 #define MT7530_CREV 0x7ffc 697 #define CHIP_NAME_SHIFT 16 698 #define MT7530_ID 0x7530 699 700 #define MT7531_CREV 0x781C 701 #define CHIP_REV_M 0x0f 702 #define MT7531_ID 0x7531 703 704 /* Registers for core PLL access through mmd indirect */ 705 #define CORE_PLL_GROUP2 0x401 706 #define RG_SYSPLL_EN_NORMAL BIT(15) 707 #define RG_SYSPLL_VODEN BIT(14) 708 #define RG_SYSPLL_LF BIT(13) 709 #define RG_SYSPLL_RST_DLY(x) (((x) & 0x3) << 12) 710 #define RG_SYSPLL_LVROD_EN BIT(10) 711 #define RG_SYSPLL_PREDIV(x) (((x) & 0x3) << 8) 712 #define RG_SYSPLL_POSDIV(x) (((x) & 0x3) << 5) 713 #define RG_SYSPLL_FBKSEL BIT(4) 714 #define RT_SYSPLL_EN_AFE_OLT BIT(0) 715 716 #define CORE_PLL_GROUP4 0x403 717 #define RG_SYSPLL_DDSFBK_EN BIT(12) 718 #define RG_SYSPLL_BIAS_EN BIT(11) 719 #define RG_SYSPLL_BIAS_LPF_EN BIT(10) 720 #define MT7531_RG_SYSPLL_DMY2 BIT(6) 721 #define MT7531_PHY_PLL_OFF BIT(5) 722 #define MT7531_PHY_PLL_BYPASS_MODE BIT(4) 723 724 #define MT753X_CTRL_PHY_ADDR(addr) ((addr + 1) & 0x1f) 725 726 #define CORE_PLL_GROUP5 0x404 727 #define RG_LCDDS_PCW_NCPO1(x) ((x) & 0xffff) 728 729 #define CORE_PLL_GROUP6 0x405 730 #define RG_LCDDS_PCW_NCPO0(x) ((x) & 0xffff) 731 732 #define CORE_PLL_GROUP7 0x406 733 #define RG_LCDDS_PWDB BIT(15) 734 #define RG_LCDDS_ISO_EN BIT(13) 735 #define RG_LCCDS_C(x) (((x) & 0x7) << 4) 736 #define RG_LCDDS_PCW_NCPO_CHG BIT(3) 737 738 #define CORE_PLL_GROUP10 0x409 739 #define RG_LCDDS_SSC_DELTA(x) ((x) & 0xfff) 740 741 #define CORE_PLL_GROUP11 0x40a 742 #define RG_LCDDS_SSC_DELTA1(x) ((x) & 0xfff) 743 744 #define CORE_GSWPLL_GRP1 0x40d 745 #define RG_GSWPLL_PREDIV(x) (((x) & 0x3) << 14) 746 #define RG_GSWPLL_POSDIV_200M(x) (((x) & 0x3) << 12) 747 #define RG_GSWPLL_EN_PRE BIT(11) 748 #define RG_GSWPLL_FBKSEL BIT(10) 749 #define RG_GSWPLL_BP BIT(9) 750 #define RG_GSWPLL_BR BIT(8) 751 #define RG_GSWPLL_FBKDIV_200M(x) ((x) & 0xff) 752 753 #define CORE_GSWPLL_GRP2 0x40e 754 #define RG_GSWPLL_POSDIV_500M(x) (((x) & 0x3) << 8) 755 #define RG_GSWPLL_FBKDIV_500M(x) ((x) & 0xff) 756 757 #define CORE_TRGMII_GSW_CLK_CG 0x410 758 #define REG_GSWCK_EN BIT(0) 759 #define REG_TRGMIICK_EN BIT(1) 760 761 #define MIB_DESC(_s, _o, _n) \ 762 { \ 763 .size = (_s), \ 764 .offset = (_o), \ 765 .name = (_n), \ 766 } 767 768 struct mt7530_mib_desc { 769 unsigned int size; 770 unsigned int offset; 771 const char *name; 772 }; 773 774 struct mt7530_fdb { 775 u16 vid; 776 u8 port_mask; 777 u8 aging; 778 u8 mac[6]; 779 bool noarp; 780 }; 781 782 /* struct mt7530_port - This is the main data structure for holding the state 783 * of the port. 784 * @enable: The status used for show port is enabled or not. 785 * @pm: The matrix used to show all connections with the port. 786 * @pvid: The VLAN specified is to be considered a PVID at ingress. Any 787 * untagged frames will be assigned to the related VLAN. 788 * @sgmii_pcs: Pointer to PCS instance for SerDes ports 789 */ 790 struct mt7530_port { 791 bool enable; 792 bool isolated; 793 u32 pm; 794 u16 pvid; 795 struct phylink_pcs *sgmii_pcs; 796 }; 797 798 /* Port 5 mode definitions of the MT7530 switch */ 799 enum mt7530_p5_mode { 800 GMAC5, 801 MUX_PHY_P0, 802 MUX_PHY_P4, 803 }; 804 805 struct mt7530_priv; 806 807 struct mt753x_pcs { 808 struct phylink_pcs pcs; 809 struct mt7530_priv *priv; 810 int port; 811 }; 812 813 /* struct mt753x_info - This is the main data structure for holding the specific 814 * part for each supported device 815 * @id: Holding the identifier to a switch model 816 * @pcs_ops: Holding the pointer to the MAC PCS operations structure 817 * @sw_setup: Holding the handler to a device initialization 818 * @phy_read_c22: Holding the way reading PHY port using C22 819 * @phy_write_c22: Holding the way writing PHY port using C22 820 * @phy_read_c45: Holding the way reading PHY port using C45 821 * @phy_write_c45: Holding the way writing PHY port using C45 822 * @mac_port_get_caps: Holding the handler that provides MAC capabilities 823 * @mac_port_config: Holding the way setting up the PHY attribute to a 824 * certain MAC port 825 */ 826 struct mt753x_info { 827 enum mt753x_id id; 828 829 const struct phylink_pcs_ops *pcs_ops; 830 831 int (*sw_setup)(struct dsa_switch *ds); 832 int (*phy_read_c22)(struct mt7530_priv *priv, int port, int regnum); 833 int (*phy_write_c22)(struct mt7530_priv *priv, int port, int regnum, 834 u16 val); 835 int (*phy_read_c45)(struct mt7530_priv *priv, int port, int devad, 836 int regnum); 837 int (*phy_write_c45)(struct mt7530_priv *priv, int port, int devad, 838 int regnum, u16 val); 839 void (*mac_port_get_caps)(struct dsa_switch *ds, int port, 840 struct phylink_config *config); 841 void (*mac_port_config)(struct dsa_switch *ds, int port, 842 unsigned int mode, 843 phy_interface_t interface); 844 }; 845 846 /* struct mt7530_priv - This is the main data structure for holding the state 847 * of the driver 848 * @dev: The device pointer 849 * @ds: The pointer to the dsa core structure 850 * @bus: The bus used for the device and built-in PHY 851 * @regmap: The regmap instance representing all switch registers 852 * @rstc: The pointer to reset control used by MCM 853 * @core_pwr: The power supplied into the core 854 * @io_pwr: The power supplied into the I/O 855 * @reset: The descriptor for GPIO line tied to its reset pin 856 * @mcm: Flag for distinguishing if standalone IC or module 857 * coupling 858 * @ports: Holding the state among ports 859 * @reg_mutex: The lock for protecting among process accessing 860 * registers 861 * @p5_mode: Holding the current mode of port 5 of the MT7530 switch 862 * @p5_sgmii: Flag for distinguishing if port 5 of the MT7531 switch 863 * has got SGMII 864 * @irq_domain: IRQ domain of the switch irq_chip 865 * @create_sgmii: Pointer to function creating SGMII PCS instance(s) 866 * @active_cpu_ports: Holding the active CPU ports 867 * @mdiodev: The pointer to the MDIO device structure 868 */ 869 struct mt7530_priv { 870 struct device *dev; 871 struct dsa_switch *ds; 872 struct mii_bus *bus; 873 struct regmap *regmap; 874 struct reset_control *rstc; 875 struct regulator *core_pwr; 876 struct regulator *io_pwr; 877 struct gpio_desc *reset; 878 const struct mt753x_info *info; 879 unsigned int id; 880 bool mcm; 881 enum mt7530_p5_mode p5_mode; 882 bool p5_sgmii; 883 u8 mirror_rx; 884 u8 mirror_tx; 885 struct mt7530_port ports[MT7530_NUM_PORTS]; 886 struct mt753x_pcs pcs[MT7530_NUM_PORTS]; 887 /* protect among processes for registers access*/ 888 struct mutex reg_mutex; 889 struct irq_domain *irq_domain; 890 int (*create_sgmii)(struct mt7530_priv *priv); 891 u8 active_cpu_ports; 892 struct mdio_device *mdiodev; 893 }; 894 895 struct mt7530_hw_vlan_entry { 896 int port; 897 u8 old_members; 898 bool untagged; 899 }; 900 901 static inline void mt7530_hw_vlan_entry_init(struct mt7530_hw_vlan_entry *e, 902 int port, bool untagged) 903 { 904 e->port = port; 905 e->untagged = untagged; 906 } 907 908 typedef void (*mt7530_vlan_op)(struct mt7530_priv *, 909 struct mt7530_hw_vlan_entry *); 910 911 struct mt7530_hw_stats { 912 const char *string; 913 u16 reg; 914 u8 sizeof_stat; 915 }; 916 917 struct mt7530_dummy_poll { 918 struct mt7530_priv *priv; 919 u32 reg; 920 }; 921 922 static inline void INIT_MT7530_DUMMY_POLL(struct mt7530_dummy_poll *p, 923 struct mt7530_priv *priv, u32 reg) 924 { 925 p->priv = priv; 926 p->reg = reg; 927 } 928 929 int mt7530_probe_common(struct mt7530_priv *priv); 930 void mt7530_remove_common(struct mt7530_priv *priv); 931 932 extern const struct dsa_switch_ops mt7530_switch_ops; 933 extern const struct mt753x_info mt753x_table[]; 934 935 #endif /* __MT7530_H */ 936