1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Microchip switch driver main logic 4 * 5 * Copyright (C) 2017-2019 Microchip Technology Inc. 6 */ 7 8 #include <linux/delay.h> 9 #include <linux/dsa/ksz_common.h> 10 #include <linux/export.h> 11 #include <linux/gpio/consumer.h> 12 #include <linux/kernel.h> 13 #include <linux/module.h> 14 #include <linux/platform_data/microchip-ksz.h> 15 #include <linux/phy.h> 16 #include <linux/etherdevice.h> 17 #include <linux/if_bridge.h> 18 #include <linux/if_vlan.h> 19 #include <linux/irq.h> 20 #include <linux/irqdomain.h> 21 #include <linux/of_mdio.h> 22 #include <linux/of_device.h> 23 #include <linux/of_net.h> 24 #include <linux/micrel_phy.h> 25 #include <net/dsa.h> 26 #include <net/pkt_cls.h> 27 #include <net/switchdev.h> 28 29 #include "ksz_common.h" 30 #include "ksz_ptp.h" 31 #include "ksz8.h" 32 #include "ksz9477.h" 33 #include "lan937x.h" 34 35 #define MIB_COUNTER_NUM 0x20 36 37 struct ksz_stats_raw { 38 u64 rx_hi; 39 u64 rx_undersize; 40 u64 rx_fragments; 41 u64 rx_oversize; 42 u64 rx_jabbers; 43 u64 rx_symbol_err; 44 u64 rx_crc_err; 45 u64 rx_align_err; 46 u64 rx_mac_ctrl; 47 u64 rx_pause; 48 u64 rx_bcast; 49 u64 rx_mcast; 50 u64 rx_ucast; 51 u64 rx_64_or_less; 52 u64 rx_65_127; 53 u64 rx_128_255; 54 u64 rx_256_511; 55 u64 rx_512_1023; 56 u64 rx_1024_1522; 57 u64 rx_1523_2000; 58 u64 rx_2001; 59 u64 tx_hi; 60 u64 tx_late_col; 61 u64 tx_pause; 62 u64 tx_bcast; 63 u64 tx_mcast; 64 u64 tx_ucast; 65 u64 tx_deferred; 66 u64 tx_total_col; 67 u64 tx_exc_col; 68 u64 tx_single_col; 69 u64 tx_mult_col; 70 u64 rx_total; 71 u64 tx_total; 72 u64 rx_discards; 73 u64 tx_discards; 74 }; 75 76 struct ksz88xx_stats_raw { 77 u64 rx; 78 u64 rx_hi; 79 u64 rx_undersize; 80 u64 rx_fragments; 81 u64 rx_oversize; 82 u64 rx_jabbers; 83 u64 rx_symbol_err; 84 u64 rx_crc_err; 85 u64 rx_align_err; 86 u64 rx_mac_ctrl; 87 u64 rx_pause; 88 u64 rx_bcast; 89 u64 rx_mcast; 90 u64 rx_ucast; 91 u64 rx_64_or_less; 92 u64 rx_65_127; 93 u64 rx_128_255; 94 u64 rx_256_511; 95 u64 rx_512_1023; 96 u64 rx_1024_1522; 97 u64 tx; 98 u64 tx_hi; 99 u64 tx_late_col; 100 u64 tx_pause; 101 u64 tx_bcast; 102 u64 tx_mcast; 103 u64 tx_ucast; 104 u64 tx_deferred; 105 u64 tx_total_col; 106 u64 tx_exc_col; 107 u64 tx_single_col; 108 u64 tx_mult_col; 109 u64 rx_discards; 110 u64 tx_discards; 111 }; 112 113 static const struct ksz_mib_names ksz88xx_mib_names[] = { 114 { 0x00, "rx" }, 115 { 0x01, "rx_hi" }, 116 { 0x02, "rx_undersize" }, 117 { 0x03, "rx_fragments" }, 118 { 0x04, "rx_oversize" }, 119 { 0x05, "rx_jabbers" }, 120 { 0x06, "rx_symbol_err" }, 121 { 0x07, "rx_crc_err" }, 122 { 0x08, "rx_align_err" }, 123 { 0x09, "rx_mac_ctrl" }, 124 { 0x0a, "rx_pause" }, 125 { 0x0b, "rx_bcast" }, 126 { 0x0c, "rx_mcast" }, 127 { 0x0d, "rx_ucast" }, 128 { 0x0e, "rx_64_or_less" }, 129 { 0x0f, "rx_65_127" }, 130 { 0x10, "rx_128_255" }, 131 { 0x11, "rx_256_511" }, 132 { 0x12, "rx_512_1023" }, 133 { 0x13, "rx_1024_1522" }, 134 { 0x14, "tx" }, 135 { 0x15, "tx_hi" }, 136 { 0x16, "tx_late_col" }, 137 { 0x17, "tx_pause" }, 138 { 0x18, "tx_bcast" }, 139 { 0x19, "tx_mcast" }, 140 { 0x1a, "tx_ucast" }, 141 { 0x1b, "tx_deferred" }, 142 { 0x1c, "tx_total_col" }, 143 { 0x1d, "tx_exc_col" }, 144 { 0x1e, "tx_single_col" }, 145 { 0x1f, "tx_mult_col" }, 146 { 0x100, "rx_discards" }, 147 { 0x101, "tx_discards" }, 148 }; 149 150 static const struct ksz_mib_names ksz9477_mib_names[] = { 151 { 0x00, "rx_hi" }, 152 { 0x01, "rx_undersize" }, 153 { 0x02, "rx_fragments" }, 154 { 0x03, "rx_oversize" }, 155 { 0x04, "rx_jabbers" }, 156 { 0x05, "rx_symbol_err" }, 157 { 0x06, "rx_crc_err" }, 158 { 0x07, "rx_align_err" }, 159 { 0x08, "rx_mac_ctrl" }, 160 { 0x09, "rx_pause" }, 161 { 0x0A, "rx_bcast" }, 162 { 0x0B, "rx_mcast" }, 163 { 0x0C, "rx_ucast" }, 164 { 0x0D, "rx_64_or_less" }, 165 { 0x0E, "rx_65_127" }, 166 { 0x0F, "rx_128_255" }, 167 { 0x10, "rx_256_511" }, 168 { 0x11, "rx_512_1023" }, 169 { 0x12, "rx_1024_1522" }, 170 { 0x13, "rx_1523_2000" }, 171 { 0x14, "rx_2001" }, 172 { 0x15, "tx_hi" }, 173 { 0x16, "tx_late_col" }, 174 { 0x17, "tx_pause" }, 175 { 0x18, "tx_bcast" }, 176 { 0x19, "tx_mcast" }, 177 { 0x1A, "tx_ucast" }, 178 { 0x1B, "tx_deferred" }, 179 { 0x1C, "tx_total_col" }, 180 { 0x1D, "tx_exc_col" }, 181 { 0x1E, "tx_single_col" }, 182 { 0x1F, "tx_mult_col" }, 183 { 0x80, "rx_total" }, 184 { 0x81, "tx_total" }, 185 { 0x82, "rx_discards" }, 186 { 0x83, "tx_discards" }, 187 }; 188 189 static const struct ksz_dev_ops ksz8_dev_ops = { 190 .setup = ksz8_setup, 191 .get_port_addr = ksz8_get_port_addr, 192 .cfg_port_member = ksz8_cfg_port_member, 193 .flush_dyn_mac_table = ksz8_flush_dyn_mac_table, 194 .port_setup = ksz8_port_setup, 195 .r_phy = ksz8_r_phy, 196 .w_phy = ksz8_w_phy, 197 .r_mib_cnt = ksz8_r_mib_cnt, 198 .r_mib_pkt = ksz8_r_mib_pkt, 199 .r_mib_stat64 = ksz88xx_r_mib_stats64, 200 .freeze_mib = ksz8_freeze_mib, 201 .port_init_cnt = ksz8_port_init_cnt, 202 .fdb_dump = ksz8_fdb_dump, 203 .fdb_add = ksz8_fdb_add, 204 .fdb_del = ksz8_fdb_del, 205 .mdb_add = ksz8_mdb_add, 206 .mdb_del = ksz8_mdb_del, 207 .vlan_filtering = ksz8_port_vlan_filtering, 208 .vlan_add = ksz8_port_vlan_add, 209 .vlan_del = ksz8_port_vlan_del, 210 .mirror_add = ksz8_port_mirror_add, 211 .mirror_del = ksz8_port_mirror_del, 212 .get_caps = ksz8_get_caps, 213 .config_cpu_port = ksz8_config_cpu_port, 214 .enable_stp_addr = ksz8_enable_stp_addr, 215 .reset = ksz8_reset_switch, 216 .init = ksz8_switch_init, 217 .exit = ksz8_switch_exit, 218 .change_mtu = ksz8_change_mtu, 219 }; 220 221 static void ksz9477_phylink_mac_link_up(struct ksz_device *dev, int port, 222 unsigned int mode, 223 phy_interface_t interface, 224 struct phy_device *phydev, int speed, 225 int duplex, bool tx_pause, 226 bool rx_pause); 227 228 static const struct ksz_dev_ops ksz9477_dev_ops = { 229 .setup = ksz9477_setup, 230 .get_port_addr = ksz9477_get_port_addr, 231 .cfg_port_member = ksz9477_cfg_port_member, 232 .flush_dyn_mac_table = ksz9477_flush_dyn_mac_table, 233 .port_setup = ksz9477_port_setup, 234 .set_ageing_time = ksz9477_set_ageing_time, 235 .r_phy = ksz9477_r_phy, 236 .w_phy = ksz9477_w_phy, 237 .r_mib_cnt = ksz9477_r_mib_cnt, 238 .r_mib_pkt = ksz9477_r_mib_pkt, 239 .r_mib_stat64 = ksz_r_mib_stats64, 240 .freeze_mib = ksz9477_freeze_mib, 241 .port_init_cnt = ksz9477_port_init_cnt, 242 .vlan_filtering = ksz9477_port_vlan_filtering, 243 .vlan_add = ksz9477_port_vlan_add, 244 .vlan_del = ksz9477_port_vlan_del, 245 .mirror_add = ksz9477_port_mirror_add, 246 .mirror_del = ksz9477_port_mirror_del, 247 .get_caps = ksz9477_get_caps, 248 .fdb_dump = ksz9477_fdb_dump, 249 .fdb_add = ksz9477_fdb_add, 250 .fdb_del = ksz9477_fdb_del, 251 .mdb_add = ksz9477_mdb_add, 252 .mdb_del = ksz9477_mdb_del, 253 .change_mtu = ksz9477_change_mtu, 254 .phylink_mac_link_up = ksz9477_phylink_mac_link_up, 255 .config_cpu_port = ksz9477_config_cpu_port, 256 .tc_cbs_set_cinc = ksz9477_tc_cbs_set_cinc, 257 .enable_stp_addr = ksz9477_enable_stp_addr, 258 .reset = ksz9477_reset_switch, 259 .init = ksz9477_switch_init, 260 .exit = ksz9477_switch_exit, 261 }; 262 263 static const struct ksz_dev_ops lan937x_dev_ops = { 264 .setup = lan937x_setup, 265 .teardown = lan937x_teardown, 266 .get_port_addr = ksz9477_get_port_addr, 267 .cfg_port_member = ksz9477_cfg_port_member, 268 .flush_dyn_mac_table = ksz9477_flush_dyn_mac_table, 269 .port_setup = lan937x_port_setup, 270 .set_ageing_time = lan937x_set_ageing_time, 271 .r_phy = lan937x_r_phy, 272 .w_phy = lan937x_w_phy, 273 .r_mib_cnt = ksz9477_r_mib_cnt, 274 .r_mib_pkt = ksz9477_r_mib_pkt, 275 .r_mib_stat64 = ksz_r_mib_stats64, 276 .freeze_mib = ksz9477_freeze_mib, 277 .port_init_cnt = ksz9477_port_init_cnt, 278 .vlan_filtering = ksz9477_port_vlan_filtering, 279 .vlan_add = ksz9477_port_vlan_add, 280 .vlan_del = ksz9477_port_vlan_del, 281 .mirror_add = ksz9477_port_mirror_add, 282 .mirror_del = ksz9477_port_mirror_del, 283 .get_caps = lan937x_phylink_get_caps, 284 .setup_rgmii_delay = lan937x_setup_rgmii_delay, 285 .fdb_dump = ksz9477_fdb_dump, 286 .fdb_add = ksz9477_fdb_add, 287 .fdb_del = ksz9477_fdb_del, 288 .mdb_add = ksz9477_mdb_add, 289 .mdb_del = ksz9477_mdb_del, 290 .change_mtu = lan937x_change_mtu, 291 .phylink_mac_link_up = ksz9477_phylink_mac_link_up, 292 .config_cpu_port = lan937x_config_cpu_port, 293 .tc_cbs_set_cinc = lan937x_tc_cbs_set_cinc, 294 .enable_stp_addr = ksz9477_enable_stp_addr, 295 .reset = lan937x_reset_switch, 296 .init = lan937x_switch_init, 297 .exit = lan937x_switch_exit, 298 }; 299 300 static const u16 ksz8795_regs[] = { 301 [REG_IND_CTRL_0] = 0x6E, 302 [REG_IND_DATA_8] = 0x70, 303 [REG_IND_DATA_CHECK] = 0x72, 304 [REG_IND_DATA_HI] = 0x71, 305 [REG_IND_DATA_LO] = 0x75, 306 [REG_IND_MIB_CHECK] = 0x74, 307 [REG_IND_BYTE] = 0xA0, 308 [P_FORCE_CTRL] = 0x0C, 309 [P_LINK_STATUS] = 0x0E, 310 [P_LOCAL_CTRL] = 0x07, 311 [P_NEG_RESTART_CTRL] = 0x0D, 312 [P_REMOTE_STATUS] = 0x08, 313 [P_SPEED_STATUS] = 0x09, 314 [S_TAIL_TAG_CTRL] = 0x0C, 315 [P_STP_CTRL] = 0x02, 316 [S_START_CTRL] = 0x01, 317 [S_BROADCAST_CTRL] = 0x06, 318 [S_MULTICAST_CTRL] = 0x04, 319 [P_XMII_CTRL_0] = 0x06, 320 [P_XMII_CTRL_1] = 0x06, 321 }; 322 323 static const u32 ksz8795_masks[] = { 324 [PORT_802_1P_REMAPPING] = BIT(7), 325 [SW_TAIL_TAG_ENABLE] = BIT(1), 326 [MIB_COUNTER_OVERFLOW] = BIT(6), 327 [MIB_COUNTER_VALID] = BIT(5), 328 [VLAN_TABLE_FID] = GENMASK(6, 0), 329 [VLAN_TABLE_MEMBERSHIP] = GENMASK(11, 7), 330 [VLAN_TABLE_VALID] = BIT(12), 331 [STATIC_MAC_TABLE_VALID] = BIT(21), 332 [STATIC_MAC_TABLE_USE_FID] = BIT(23), 333 [STATIC_MAC_TABLE_FID] = GENMASK(30, 24), 334 [STATIC_MAC_TABLE_OVERRIDE] = BIT(26), 335 [STATIC_MAC_TABLE_FWD_PORTS] = GENMASK(24, 20), 336 [DYNAMIC_MAC_TABLE_ENTRIES_H] = GENMASK(6, 0), 337 [DYNAMIC_MAC_TABLE_MAC_EMPTY] = BIT(8), 338 [DYNAMIC_MAC_TABLE_NOT_READY] = BIT(7), 339 [DYNAMIC_MAC_TABLE_ENTRIES] = GENMASK(31, 29), 340 [DYNAMIC_MAC_TABLE_FID] = GENMASK(26, 20), 341 [DYNAMIC_MAC_TABLE_SRC_PORT] = GENMASK(26, 24), 342 [DYNAMIC_MAC_TABLE_TIMESTAMP] = GENMASK(28, 27), 343 [P_MII_TX_FLOW_CTRL] = BIT(5), 344 [P_MII_RX_FLOW_CTRL] = BIT(5), 345 }; 346 347 static const u8 ksz8795_xmii_ctrl0[] = { 348 [P_MII_100MBIT] = 0, 349 [P_MII_10MBIT] = 1, 350 [P_MII_FULL_DUPLEX] = 0, 351 [P_MII_HALF_DUPLEX] = 1, 352 }; 353 354 static const u8 ksz8795_xmii_ctrl1[] = { 355 [P_RGMII_SEL] = 3, 356 [P_GMII_SEL] = 2, 357 [P_RMII_SEL] = 1, 358 [P_MII_SEL] = 0, 359 [P_GMII_1GBIT] = 1, 360 [P_GMII_NOT_1GBIT] = 0, 361 }; 362 363 static const u8 ksz8795_shifts[] = { 364 [VLAN_TABLE_MEMBERSHIP_S] = 7, 365 [VLAN_TABLE] = 16, 366 [STATIC_MAC_FWD_PORTS] = 16, 367 [STATIC_MAC_FID] = 24, 368 [DYNAMIC_MAC_ENTRIES_H] = 3, 369 [DYNAMIC_MAC_ENTRIES] = 29, 370 [DYNAMIC_MAC_FID] = 16, 371 [DYNAMIC_MAC_TIMESTAMP] = 27, 372 [DYNAMIC_MAC_SRC_PORT] = 24, 373 }; 374 375 static const u16 ksz8863_regs[] = { 376 [REG_IND_CTRL_0] = 0x79, 377 [REG_IND_DATA_8] = 0x7B, 378 [REG_IND_DATA_CHECK] = 0x7B, 379 [REG_IND_DATA_HI] = 0x7C, 380 [REG_IND_DATA_LO] = 0x80, 381 [REG_IND_MIB_CHECK] = 0x80, 382 [P_FORCE_CTRL] = 0x0C, 383 [P_LINK_STATUS] = 0x0E, 384 [P_LOCAL_CTRL] = 0x0C, 385 [P_NEG_RESTART_CTRL] = 0x0D, 386 [P_REMOTE_STATUS] = 0x0E, 387 [P_SPEED_STATUS] = 0x0F, 388 [S_TAIL_TAG_CTRL] = 0x03, 389 [P_STP_CTRL] = 0x02, 390 [S_START_CTRL] = 0x01, 391 [S_BROADCAST_CTRL] = 0x06, 392 [S_MULTICAST_CTRL] = 0x04, 393 }; 394 395 static const u32 ksz8863_masks[] = { 396 [PORT_802_1P_REMAPPING] = BIT(3), 397 [SW_TAIL_TAG_ENABLE] = BIT(6), 398 [MIB_COUNTER_OVERFLOW] = BIT(7), 399 [MIB_COUNTER_VALID] = BIT(6), 400 [VLAN_TABLE_FID] = GENMASK(15, 12), 401 [VLAN_TABLE_MEMBERSHIP] = GENMASK(18, 16), 402 [VLAN_TABLE_VALID] = BIT(19), 403 [STATIC_MAC_TABLE_VALID] = BIT(19), 404 [STATIC_MAC_TABLE_USE_FID] = BIT(21), 405 [STATIC_MAC_TABLE_FID] = GENMASK(25, 22), 406 [STATIC_MAC_TABLE_OVERRIDE] = BIT(20), 407 [STATIC_MAC_TABLE_FWD_PORTS] = GENMASK(18, 16), 408 [DYNAMIC_MAC_TABLE_ENTRIES_H] = GENMASK(1, 0), 409 [DYNAMIC_MAC_TABLE_MAC_EMPTY] = BIT(2), 410 [DYNAMIC_MAC_TABLE_NOT_READY] = BIT(7), 411 [DYNAMIC_MAC_TABLE_ENTRIES] = GENMASK(31, 24), 412 [DYNAMIC_MAC_TABLE_FID] = GENMASK(19, 16), 413 [DYNAMIC_MAC_TABLE_SRC_PORT] = GENMASK(21, 20), 414 [DYNAMIC_MAC_TABLE_TIMESTAMP] = GENMASK(23, 22), 415 }; 416 417 static u8 ksz8863_shifts[] = { 418 [VLAN_TABLE_MEMBERSHIP_S] = 16, 419 [STATIC_MAC_FWD_PORTS] = 16, 420 [STATIC_MAC_FID] = 22, 421 [DYNAMIC_MAC_ENTRIES_H] = 8, 422 [DYNAMIC_MAC_ENTRIES] = 24, 423 [DYNAMIC_MAC_FID] = 16, 424 [DYNAMIC_MAC_TIMESTAMP] = 22, 425 [DYNAMIC_MAC_SRC_PORT] = 20, 426 }; 427 428 static const u16 ksz9477_regs[] = { 429 [P_STP_CTRL] = 0x0B04, 430 [S_START_CTRL] = 0x0300, 431 [S_BROADCAST_CTRL] = 0x0332, 432 [S_MULTICAST_CTRL] = 0x0331, 433 [P_XMII_CTRL_0] = 0x0300, 434 [P_XMII_CTRL_1] = 0x0301, 435 }; 436 437 static const u32 ksz9477_masks[] = { 438 [ALU_STAT_WRITE] = 0, 439 [ALU_STAT_READ] = 1, 440 [P_MII_TX_FLOW_CTRL] = BIT(5), 441 [P_MII_RX_FLOW_CTRL] = BIT(3), 442 }; 443 444 static const u8 ksz9477_shifts[] = { 445 [ALU_STAT_INDEX] = 16, 446 }; 447 448 static const u8 ksz9477_xmii_ctrl0[] = { 449 [P_MII_100MBIT] = 1, 450 [P_MII_10MBIT] = 0, 451 [P_MII_FULL_DUPLEX] = 1, 452 [P_MII_HALF_DUPLEX] = 0, 453 }; 454 455 static const u8 ksz9477_xmii_ctrl1[] = { 456 [P_RGMII_SEL] = 0, 457 [P_RMII_SEL] = 1, 458 [P_GMII_SEL] = 2, 459 [P_MII_SEL] = 3, 460 [P_GMII_1GBIT] = 0, 461 [P_GMII_NOT_1GBIT] = 1, 462 }; 463 464 static const u32 lan937x_masks[] = { 465 [ALU_STAT_WRITE] = 1, 466 [ALU_STAT_READ] = 2, 467 [P_MII_TX_FLOW_CTRL] = BIT(5), 468 [P_MII_RX_FLOW_CTRL] = BIT(3), 469 }; 470 471 static const u8 lan937x_shifts[] = { 472 [ALU_STAT_INDEX] = 8, 473 }; 474 475 static const struct regmap_range ksz8563_valid_regs[] = { 476 regmap_reg_range(0x0000, 0x0003), 477 regmap_reg_range(0x0006, 0x0006), 478 regmap_reg_range(0x000f, 0x001f), 479 regmap_reg_range(0x0100, 0x0100), 480 regmap_reg_range(0x0104, 0x0107), 481 regmap_reg_range(0x010d, 0x010d), 482 regmap_reg_range(0x0110, 0x0113), 483 regmap_reg_range(0x0120, 0x012b), 484 regmap_reg_range(0x0201, 0x0201), 485 regmap_reg_range(0x0210, 0x0213), 486 regmap_reg_range(0x0300, 0x0300), 487 regmap_reg_range(0x0302, 0x031b), 488 regmap_reg_range(0x0320, 0x032b), 489 regmap_reg_range(0x0330, 0x0336), 490 regmap_reg_range(0x0338, 0x033e), 491 regmap_reg_range(0x0340, 0x035f), 492 regmap_reg_range(0x0370, 0x0370), 493 regmap_reg_range(0x0378, 0x0378), 494 regmap_reg_range(0x037c, 0x037d), 495 regmap_reg_range(0x0390, 0x0393), 496 regmap_reg_range(0x0400, 0x040e), 497 regmap_reg_range(0x0410, 0x042f), 498 regmap_reg_range(0x0500, 0x0519), 499 regmap_reg_range(0x0520, 0x054b), 500 regmap_reg_range(0x0550, 0x05b3), 501 502 /* port 1 */ 503 regmap_reg_range(0x1000, 0x1001), 504 regmap_reg_range(0x1004, 0x100b), 505 regmap_reg_range(0x1013, 0x1013), 506 regmap_reg_range(0x1017, 0x1017), 507 regmap_reg_range(0x101b, 0x101b), 508 regmap_reg_range(0x101f, 0x1021), 509 regmap_reg_range(0x1030, 0x1030), 510 regmap_reg_range(0x1100, 0x1111), 511 regmap_reg_range(0x111a, 0x111d), 512 regmap_reg_range(0x1122, 0x1127), 513 regmap_reg_range(0x112a, 0x112b), 514 regmap_reg_range(0x1136, 0x1139), 515 regmap_reg_range(0x113e, 0x113f), 516 regmap_reg_range(0x1400, 0x1401), 517 regmap_reg_range(0x1403, 0x1403), 518 regmap_reg_range(0x1410, 0x1417), 519 regmap_reg_range(0x1420, 0x1423), 520 regmap_reg_range(0x1500, 0x1507), 521 regmap_reg_range(0x1600, 0x1612), 522 regmap_reg_range(0x1800, 0x180f), 523 regmap_reg_range(0x1900, 0x1907), 524 regmap_reg_range(0x1914, 0x191b), 525 regmap_reg_range(0x1a00, 0x1a03), 526 regmap_reg_range(0x1a04, 0x1a08), 527 regmap_reg_range(0x1b00, 0x1b01), 528 regmap_reg_range(0x1b04, 0x1b04), 529 regmap_reg_range(0x1c00, 0x1c05), 530 regmap_reg_range(0x1c08, 0x1c1b), 531 532 /* port 2 */ 533 regmap_reg_range(0x2000, 0x2001), 534 regmap_reg_range(0x2004, 0x200b), 535 regmap_reg_range(0x2013, 0x2013), 536 regmap_reg_range(0x2017, 0x2017), 537 regmap_reg_range(0x201b, 0x201b), 538 regmap_reg_range(0x201f, 0x2021), 539 regmap_reg_range(0x2030, 0x2030), 540 regmap_reg_range(0x2100, 0x2111), 541 regmap_reg_range(0x211a, 0x211d), 542 regmap_reg_range(0x2122, 0x2127), 543 regmap_reg_range(0x212a, 0x212b), 544 regmap_reg_range(0x2136, 0x2139), 545 regmap_reg_range(0x213e, 0x213f), 546 regmap_reg_range(0x2400, 0x2401), 547 regmap_reg_range(0x2403, 0x2403), 548 regmap_reg_range(0x2410, 0x2417), 549 regmap_reg_range(0x2420, 0x2423), 550 regmap_reg_range(0x2500, 0x2507), 551 regmap_reg_range(0x2600, 0x2612), 552 regmap_reg_range(0x2800, 0x280f), 553 regmap_reg_range(0x2900, 0x2907), 554 regmap_reg_range(0x2914, 0x291b), 555 regmap_reg_range(0x2a00, 0x2a03), 556 regmap_reg_range(0x2a04, 0x2a08), 557 regmap_reg_range(0x2b00, 0x2b01), 558 regmap_reg_range(0x2b04, 0x2b04), 559 regmap_reg_range(0x2c00, 0x2c05), 560 regmap_reg_range(0x2c08, 0x2c1b), 561 562 /* port 3 */ 563 regmap_reg_range(0x3000, 0x3001), 564 regmap_reg_range(0x3004, 0x300b), 565 regmap_reg_range(0x3013, 0x3013), 566 regmap_reg_range(0x3017, 0x3017), 567 regmap_reg_range(0x301b, 0x301b), 568 regmap_reg_range(0x301f, 0x3021), 569 regmap_reg_range(0x3030, 0x3030), 570 regmap_reg_range(0x3300, 0x3301), 571 regmap_reg_range(0x3303, 0x3303), 572 regmap_reg_range(0x3400, 0x3401), 573 regmap_reg_range(0x3403, 0x3403), 574 regmap_reg_range(0x3410, 0x3417), 575 regmap_reg_range(0x3420, 0x3423), 576 regmap_reg_range(0x3500, 0x3507), 577 regmap_reg_range(0x3600, 0x3612), 578 regmap_reg_range(0x3800, 0x380f), 579 regmap_reg_range(0x3900, 0x3907), 580 regmap_reg_range(0x3914, 0x391b), 581 regmap_reg_range(0x3a00, 0x3a03), 582 regmap_reg_range(0x3a04, 0x3a08), 583 regmap_reg_range(0x3b00, 0x3b01), 584 regmap_reg_range(0x3b04, 0x3b04), 585 regmap_reg_range(0x3c00, 0x3c05), 586 regmap_reg_range(0x3c08, 0x3c1b), 587 }; 588 589 static const struct regmap_access_table ksz8563_register_set = { 590 .yes_ranges = ksz8563_valid_regs, 591 .n_yes_ranges = ARRAY_SIZE(ksz8563_valid_regs), 592 }; 593 594 static const struct regmap_range ksz9477_valid_regs[] = { 595 regmap_reg_range(0x0000, 0x0003), 596 regmap_reg_range(0x0006, 0x0006), 597 regmap_reg_range(0x0010, 0x001f), 598 regmap_reg_range(0x0100, 0x0100), 599 regmap_reg_range(0x0103, 0x0107), 600 regmap_reg_range(0x010d, 0x010d), 601 regmap_reg_range(0x0110, 0x0113), 602 regmap_reg_range(0x0120, 0x012b), 603 regmap_reg_range(0x0201, 0x0201), 604 regmap_reg_range(0x0210, 0x0213), 605 regmap_reg_range(0x0300, 0x0300), 606 regmap_reg_range(0x0302, 0x031b), 607 regmap_reg_range(0x0320, 0x032b), 608 regmap_reg_range(0x0330, 0x0336), 609 regmap_reg_range(0x0338, 0x033b), 610 regmap_reg_range(0x033e, 0x033e), 611 regmap_reg_range(0x0340, 0x035f), 612 regmap_reg_range(0x0370, 0x0370), 613 regmap_reg_range(0x0378, 0x0378), 614 regmap_reg_range(0x037c, 0x037d), 615 regmap_reg_range(0x0390, 0x0393), 616 regmap_reg_range(0x0400, 0x040e), 617 regmap_reg_range(0x0410, 0x042f), 618 regmap_reg_range(0x0444, 0x044b), 619 regmap_reg_range(0x0450, 0x046f), 620 regmap_reg_range(0x0500, 0x0519), 621 regmap_reg_range(0x0520, 0x054b), 622 regmap_reg_range(0x0550, 0x05b3), 623 regmap_reg_range(0x0604, 0x060b), 624 regmap_reg_range(0x0610, 0x0612), 625 regmap_reg_range(0x0614, 0x062c), 626 regmap_reg_range(0x0640, 0x0645), 627 regmap_reg_range(0x0648, 0x064d), 628 629 /* port 1 */ 630 regmap_reg_range(0x1000, 0x1001), 631 regmap_reg_range(0x1013, 0x1013), 632 regmap_reg_range(0x1017, 0x1017), 633 regmap_reg_range(0x101b, 0x101b), 634 regmap_reg_range(0x101f, 0x1020), 635 regmap_reg_range(0x1030, 0x1030), 636 regmap_reg_range(0x1100, 0x1115), 637 regmap_reg_range(0x111a, 0x111f), 638 regmap_reg_range(0x1122, 0x1127), 639 regmap_reg_range(0x112a, 0x112b), 640 regmap_reg_range(0x1136, 0x1139), 641 regmap_reg_range(0x113e, 0x113f), 642 regmap_reg_range(0x1400, 0x1401), 643 regmap_reg_range(0x1403, 0x1403), 644 regmap_reg_range(0x1410, 0x1417), 645 regmap_reg_range(0x1420, 0x1423), 646 regmap_reg_range(0x1500, 0x1507), 647 regmap_reg_range(0x1600, 0x1613), 648 regmap_reg_range(0x1800, 0x180f), 649 regmap_reg_range(0x1820, 0x1827), 650 regmap_reg_range(0x1830, 0x1837), 651 regmap_reg_range(0x1840, 0x184b), 652 regmap_reg_range(0x1900, 0x1907), 653 regmap_reg_range(0x1914, 0x191b), 654 regmap_reg_range(0x1920, 0x1920), 655 regmap_reg_range(0x1923, 0x1927), 656 regmap_reg_range(0x1a00, 0x1a03), 657 regmap_reg_range(0x1a04, 0x1a07), 658 regmap_reg_range(0x1b00, 0x1b01), 659 regmap_reg_range(0x1b04, 0x1b04), 660 regmap_reg_range(0x1c00, 0x1c05), 661 regmap_reg_range(0x1c08, 0x1c1b), 662 663 /* port 2 */ 664 regmap_reg_range(0x2000, 0x2001), 665 regmap_reg_range(0x2013, 0x2013), 666 regmap_reg_range(0x2017, 0x2017), 667 regmap_reg_range(0x201b, 0x201b), 668 regmap_reg_range(0x201f, 0x2020), 669 regmap_reg_range(0x2030, 0x2030), 670 regmap_reg_range(0x2100, 0x2115), 671 regmap_reg_range(0x211a, 0x211f), 672 regmap_reg_range(0x2122, 0x2127), 673 regmap_reg_range(0x212a, 0x212b), 674 regmap_reg_range(0x2136, 0x2139), 675 regmap_reg_range(0x213e, 0x213f), 676 regmap_reg_range(0x2400, 0x2401), 677 regmap_reg_range(0x2403, 0x2403), 678 regmap_reg_range(0x2410, 0x2417), 679 regmap_reg_range(0x2420, 0x2423), 680 regmap_reg_range(0x2500, 0x2507), 681 regmap_reg_range(0x2600, 0x2613), 682 regmap_reg_range(0x2800, 0x280f), 683 regmap_reg_range(0x2820, 0x2827), 684 regmap_reg_range(0x2830, 0x2837), 685 regmap_reg_range(0x2840, 0x284b), 686 regmap_reg_range(0x2900, 0x2907), 687 regmap_reg_range(0x2914, 0x291b), 688 regmap_reg_range(0x2920, 0x2920), 689 regmap_reg_range(0x2923, 0x2927), 690 regmap_reg_range(0x2a00, 0x2a03), 691 regmap_reg_range(0x2a04, 0x2a07), 692 regmap_reg_range(0x2b00, 0x2b01), 693 regmap_reg_range(0x2b04, 0x2b04), 694 regmap_reg_range(0x2c00, 0x2c05), 695 regmap_reg_range(0x2c08, 0x2c1b), 696 697 /* port 3 */ 698 regmap_reg_range(0x3000, 0x3001), 699 regmap_reg_range(0x3013, 0x3013), 700 regmap_reg_range(0x3017, 0x3017), 701 regmap_reg_range(0x301b, 0x301b), 702 regmap_reg_range(0x301f, 0x3020), 703 regmap_reg_range(0x3030, 0x3030), 704 regmap_reg_range(0x3100, 0x3115), 705 regmap_reg_range(0x311a, 0x311f), 706 regmap_reg_range(0x3122, 0x3127), 707 regmap_reg_range(0x312a, 0x312b), 708 regmap_reg_range(0x3136, 0x3139), 709 regmap_reg_range(0x313e, 0x313f), 710 regmap_reg_range(0x3400, 0x3401), 711 regmap_reg_range(0x3403, 0x3403), 712 regmap_reg_range(0x3410, 0x3417), 713 regmap_reg_range(0x3420, 0x3423), 714 regmap_reg_range(0x3500, 0x3507), 715 regmap_reg_range(0x3600, 0x3613), 716 regmap_reg_range(0x3800, 0x380f), 717 regmap_reg_range(0x3820, 0x3827), 718 regmap_reg_range(0x3830, 0x3837), 719 regmap_reg_range(0x3840, 0x384b), 720 regmap_reg_range(0x3900, 0x3907), 721 regmap_reg_range(0x3914, 0x391b), 722 regmap_reg_range(0x3920, 0x3920), 723 regmap_reg_range(0x3923, 0x3927), 724 regmap_reg_range(0x3a00, 0x3a03), 725 regmap_reg_range(0x3a04, 0x3a07), 726 regmap_reg_range(0x3b00, 0x3b01), 727 regmap_reg_range(0x3b04, 0x3b04), 728 regmap_reg_range(0x3c00, 0x3c05), 729 regmap_reg_range(0x3c08, 0x3c1b), 730 731 /* port 4 */ 732 regmap_reg_range(0x4000, 0x4001), 733 regmap_reg_range(0x4013, 0x4013), 734 regmap_reg_range(0x4017, 0x4017), 735 regmap_reg_range(0x401b, 0x401b), 736 regmap_reg_range(0x401f, 0x4020), 737 regmap_reg_range(0x4030, 0x4030), 738 regmap_reg_range(0x4100, 0x4115), 739 regmap_reg_range(0x411a, 0x411f), 740 regmap_reg_range(0x4122, 0x4127), 741 regmap_reg_range(0x412a, 0x412b), 742 regmap_reg_range(0x4136, 0x4139), 743 regmap_reg_range(0x413e, 0x413f), 744 regmap_reg_range(0x4400, 0x4401), 745 regmap_reg_range(0x4403, 0x4403), 746 regmap_reg_range(0x4410, 0x4417), 747 regmap_reg_range(0x4420, 0x4423), 748 regmap_reg_range(0x4500, 0x4507), 749 regmap_reg_range(0x4600, 0x4613), 750 regmap_reg_range(0x4800, 0x480f), 751 regmap_reg_range(0x4820, 0x4827), 752 regmap_reg_range(0x4830, 0x4837), 753 regmap_reg_range(0x4840, 0x484b), 754 regmap_reg_range(0x4900, 0x4907), 755 regmap_reg_range(0x4914, 0x491b), 756 regmap_reg_range(0x4920, 0x4920), 757 regmap_reg_range(0x4923, 0x4927), 758 regmap_reg_range(0x4a00, 0x4a03), 759 regmap_reg_range(0x4a04, 0x4a07), 760 regmap_reg_range(0x4b00, 0x4b01), 761 regmap_reg_range(0x4b04, 0x4b04), 762 regmap_reg_range(0x4c00, 0x4c05), 763 regmap_reg_range(0x4c08, 0x4c1b), 764 765 /* port 5 */ 766 regmap_reg_range(0x5000, 0x5001), 767 regmap_reg_range(0x5013, 0x5013), 768 regmap_reg_range(0x5017, 0x5017), 769 regmap_reg_range(0x501b, 0x501b), 770 regmap_reg_range(0x501f, 0x5020), 771 regmap_reg_range(0x5030, 0x5030), 772 regmap_reg_range(0x5100, 0x5115), 773 regmap_reg_range(0x511a, 0x511f), 774 regmap_reg_range(0x5122, 0x5127), 775 regmap_reg_range(0x512a, 0x512b), 776 regmap_reg_range(0x5136, 0x5139), 777 regmap_reg_range(0x513e, 0x513f), 778 regmap_reg_range(0x5400, 0x5401), 779 regmap_reg_range(0x5403, 0x5403), 780 regmap_reg_range(0x5410, 0x5417), 781 regmap_reg_range(0x5420, 0x5423), 782 regmap_reg_range(0x5500, 0x5507), 783 regmap_reg_range(0x5600, 0x5613), 784 regmap_reg_range(0x5800, 0x580f), 785 regmap_reg_range(0x5820, 0x5827), 786 regmap_reg_range(0x5830, 0x5837), 787 regmap_reg_range(0x5840, 0x584b), 788 regmap_reg_range(0x5900, 0x5907), 789 regmap_reg_range(0x5914, 0x591b), 790 regmap_reg_range(0x5920, 0x5920), 791 regmap_reg_range(0x5923, 0x5927), 792 regmap_reg_range(0x5a00, 0x5a03), 793 regmap_reg_range(0x5a04, 0x5a07), 794 regmap_reg_range(0x5b00, 0x5b01), 795 regmap_reg_range(0x5b04, 0x5b04), 796 regmap_reg_range(0x5c00, 0x5c05), 797 regmap_reg_range(0x5c08, 0x5c1b), 798 799 /* port 6 */ 800 regmap_reg_range(0x6000, 0x6001), 801 regmap_reg_range(0x6013, 0x6013), 802 regmap_reg_range(0x6017, 0x6017), 803 regmap_reg_range(0x601b, 0x601b), 804 regmap_reg_range(0x601f, 0x6020), 805 regmap_reg_range(0x6030, 0x6030), 806 regmap_reg_range(0x6300, 0x6301), 807 regmap_reg_range(0x6400, 0x6401), 808 regmap_reg_range(0x6403, 0x6403), 809 regmap_reg_range(0x6410, 0x6417), 810 regmap_reg_range(0x6420, 0x6423), 811 regmap_reg_range(0x6500, 0x6507), 812 regmap_reg_range(0x6600, 0x6613), 813 regmap_reg_range(0x6800, 0x680f), 814 regmap_reg_range(0x6820, 0x6827), 815 regmap_reg_range(0x6830, 0x6837), 816 regmap_reg_range(0x6840, 0x684b), 817 regmap_reg_range(0x6900, 0x6907), 818 regmap_reg_range(0x6914, 0x691b), 819 regmap_reg_range(0x6920, 0x6920), 820 regmap_reg_range(0x6923, 0x6927), 821 regmap_reg_range(0x6a00, 0x6a03), 822 regmap_reg_range(0x6a04, 0x6a07), 823 regmap_reg_range(0x6b00, 0x6b01), 824 regmap_reg_range(0x6b04, 0x6b04), 825 regmap_reg_range(0x6c00, 0x6c05), 826 regmap_reg_range(0x6c08, 0x6c1b), 827 828 /* port 7 */ 829 regmap_reg_range(0x7000, 0x7001), 830 regmap_reg_range(0x7013, 0x7013), 831 regmap_reg_range(0x7017, 0x7017), 832 regmap_reg_range(0x701b, 0x701b), 833 regmap_reg_range(0x701f, 0x7020), 834 regmap_reg_range(0x7030, 0x7030), 835 regmap_reg_range(0x7200, 0x7203), 836 regmap_reg_range(0x7206, 0x7207), 837 regmap_reg_range(0x7300, 0x7301), 838 regmap_reg_range(0x7400, 0x7401), 839 regmap_reg_range(0x7403, 0x7403), 840 regmap_reg_range(0x7410, 0x7417), 841 regmap_reg_range(0x7420, 0x7423), 842 regmap_reg_range(0x7500, 0x7507), 843 regmap_reg_range(0x7600, 0x7613), 844 regmap_reg_range(0x7800, 0x780f), 845 regmap_reg_range(0x7820, 0x7827), 846 regmap_reg_range(0x7830, 0x7837), 847 regmap_reg_range(0x7840, 0x784b), 848 regmap_reg_range(0x7900, 0x7907), 849 regmap_reg_range(0x7914, 0x791b), 850 regmap_reg_range(0x7920, 0x7920), 851 regmap_reg_range(0x7923, 0x7927), 852 regmap_reg_range(0x7a00, 0x7a03), 853 regmap_reg_range(0x7a04, 0x7a07), 854 regmap_reg_range(0x7b00, 0x7b01), 855 regmap_reg_range(0x7b04, 0x7b04), 856 regmap_reg_range(0x7c00, 0x7c05), 857 regmap_reg_range(0x7c08, 0x7c1b), 858 }; 859 860 static const struct regmap_access_table ksz9477_register_set = { 861 .yes_ranges = ksz9477_valid_regs, 862 .n_yes_ranges = ARRAY_SIZE(ksz9477_valid_regs), 863 }; 864 865 static const struct regmap_range ksz9896_valid_regs[] = { 866 regmap_reg_range(0x0000, 0x0003), 867 regmap_reg_range(0x0006, 0x0006), 868 regmap_reg_range(0x0010, 0x001f), 869 regmap_reg_range(0x0100, 0x0100), 870 regmap_reg_range(0x0103, 0x0107), 871 regmap_reg_range(0x010d, 0x010d), 872 regmap_reg_range(0x0110, 0x0113), 873 regmap_reg_range(0x0120, 0x0127), 874 regmap_reg_range(0x0201, 0x0201), 875 regmap_reg_range(0x0210, 0x0213), 876 regmap_reg_range(0x0300, 0x0300), 877 regmap_reg_range(0x0302, 0x030b), 878 regmap_reg_range(0x0310, 0x031b), 879 regmap_reg_range(0x0320, 0x032b), 880 regmap_reg_range(0x0330, 0x0336), 881 regmap_reg_range(0x0338, 0x033b), 882 regmap_reg_range(0x033e, 0x033e), 883 regmap_reg_range(0x0340, 0x035f), 884 regmap_reg_range(0x0370, 0x0370), 885 regmap_reg_range(0x0378, 0x0378), 886 regmap_reg_range(0x037c, 0x037d), 887 regmap_reg_range(0x0390, 0x0393), 888 regmap_reg_range(0x0400, 0x040e), 889 regmap_reg_range(0x0410, 0x042f), 890 891 /* port 1 */ 892 regmap_reg_range(0x1000, 0x1001), 893 regmap_reg_range(0x1013, 0x1013), 894 regmap_reg_range(0x1017, 0x1017), 895 regmap_reg_range(0x101b, 0x101b), 896 regmap_reg_range(0x101f, 0x1020), 897 regmap_reg_range(0x1030, 0x1030), 898 regmap_reg_range(0x1100, 0x1115), 899 regmap_reg_range(0x111a, 0x111f), 900 regmap_reg_range(0x1122, 0x1127), 901 regmap_reg_range(0x112a, 0x112b), 902 regmap_reg_range(0x1136, 0x1139), 903 regmap_reg_range(0x113e, 0x113f), 904 regmap_reg_range(0x1400, 0x1401), 905 regmap_reg_range(0x1403, 0x1403), 906 regmap_reg_range(0x1410, 0x1417), 907 regmap_reg_range(0x1420, 0x1423), 908 regmap_reg_range(0x1500, 0x1507), 909 regmap_reg_range(0x1600, 0x1612), 910 regmap_reg_range(0x1800, 0x180f), 911 regmap_reg_range(0x1820, 0x1827), 912 regmap_reg_range(0x1830, 0x1837), 913 regmap_reg_range(0x1840, 0x184b), 914 regmap_reg_range(0x1900, 0x1907), 915 regmap_reg_range(0x1914, 0x1915), 916 regmap_reg_range(0x1a00, 0x1a03), 917 regmap_reg_range(0x1a04, 0x1a07), 918 regmap_reg_range(0x1b00, 0x1b01), 919 regmap_reg_range(0x1b04, 0x1b04), 920 921 /* port 2 */ 922 regmap_reg_range(0x2000, 0x2001), 923 regmap_reg_range(0x2013, 0x2013), 924 regmap_reg_range(0x2017, 0x2017), 925 regmap_reg_range(0x201b, 0x201b), 926 regmap_reg_range(0x201f, 0x2020), 927 regmap_reg_range(0x2030, 0x2030), 928 regmap_reg_range(0x2100, 0x2115), 929 regmap_reg_range(0x211a, 0x211f), 930 regmap_reg_range(0x2122, 0x2127), 931 regmap_reg_range(0x212a, 0x212b), 932 regmap_reg_range(0x2136, 0x2139), 933 regmap_reg_range(0x213e, 0x213f), 934 regmap_reg_range(0x2400, 0x2401), 935 regmap_reg_range(0x2403, 0x2403), 936 regmap_reg_range(0x2410, 0x2417), 937 regmap_reg_range(0x2420, 0x2423), 938 regmap_reg_range(0x2500, 0x2507), 939 regmap_reg_range(0x2600, 0x2612), 940 regmap_reg_range(0x2800, 0x280f), 941 regmap_reg_range(0x2820, 0x2827), 942 regmap_reg_range(0x2830, 0x2837), 943 regmap_reg_range(0x2840, 0x284b), 944 regmap_reg_range(0x2900, 0x2907), 945 regmap_reg_range(0x2914, 0x2915), 946 regmap_reg_range(0x2a00, 0x2a03), 947 regmap_reg_range(0x2a04, 0x2a07), 948 regmap_reg_range(0x2b00, 0x2b01), 949 regmap_reg_range(0x2b04, 0x2b04), 950 951 /* port 3 */ 952 regmap_reg_range(0x3000, 0x3001), 953 regmap_reg_range(0x3013, 0x3013), 954 regmap_reg_range(0x3017, 0x3017), 955 regmap_reg_range(0x301b, 0x301b), 956 regmap_reg_range(0x301f, 0x3020), 957 regmap_reg_range(0x3030, 0x3030), 958 regmap_reg_range(0x3100, 0x3115), 959 regmap_reg_range(0x311a, 0x311f), 960 regmap_reg_range(0x3122, 0x3127), 961 regmap_reg_range(0x312a, 0x312b), 962 regmap_reg_range(0x3136, 0x3139), 963 regmap_reg_range(0x313e, 0x313f), 964 regmap_reg_range(0x3400, 0x3401), 965 regmap_reg_range(0x3403, 0x3403), 966 regmap_reg_range(0x3410, 0x3417), 967 regmap_reg_range(0x3420, 0x3423), 968 regmap_reg_range(0x3500, 0x3507), 969 regmap_reg_range(0x3600, 0x3612), 970 regmap_reg_range(0x3800, 0x380f), 971 regmap_reg_range(0x3820, 0x3827), 972 regmap_reg_range(0x3830, 0x3837), 973 regmap_reg_range(0x3840, 0x384b), 974 regmap_reg_range(0x3900, 0x3907), 975 regmap_reg_range(0x3914, 0x3915), 976 regmap_reg_range(0x3a00, 0x3a03), 977 regmap_reg_range(0x3a04, 0x3a07), 978 regmap_reg_range(0x3b00, 0x3b01), 979 regmap_reg_range(0x3b04, 0x3b04), 980 981 /* port 4 */ 982 regmap_reg_range(0x4000, 0x4001), 983 regmap_reg_range(0x4013, 0x4013), 984 regmap_reg_range(0x4017, 0x4017), 985 regmap_reg_range(0x401b, 0x401b), 986 regmap_reg_range(0x401f, 0x4020), 987 regmap_reg_range(0x4030, 0x4030), 988 regmap_reg_range(0x4100, 0x4115), 989 regmap_reg_range(0x411a, 0x411f), 990 regmap_reg_range(0x4122, 0x4127), 991 regmap_reg_range(0x412a, 0x412b), 992 regmap_reg_range(0x4136, 0x4139), 993 regmap_reg_range(0x413e, 0x413f), 994 regmap_reg_range(0x4400, 0x4401), 995 regmap_reg_range(0x4403, 0x4403), 996 regmap_reg_range(0x4410, 0x4417), 997 regmap_reg_range(0x4420, 0x4423), 998 regmap_reg_range(0x4500, 0x4507), 999 regmap_reg_range(0x4600, 0x4612), 1000 regmap_reg_range(0x4800, 0x480f), 1001 regmap_reg_range(0x4820, 0x4827), 1002 regmap_reg_range(0x4830, 0x4837), 1003 regmap_reg_range(0x4840, 0x484b), 1004 regmap_reg_range(0x4900, 0x4907), 1005 regmap_reg_range(0x4914, 0x4915), 1006 regmap_reg_range(0x4a00, 0x4a03), 1007 regmap_reg_range(0x4a04, 0x4a07), 1008 regmap_reg_range(0x4b00, 0x4b01), 1009 regmap_reg_range(0x4b04, 0x4b04), 1010 1011 /* port 5 */ 1012 regmap_reg_range(0x5000, 0x5001), 1013 regmap_reg_range(0x5013, 0x5013), 1014 regmap_reg_range(0x5017, 0x5017), 1015 regmap_reg_range(0x501b, 0x501b), 1016 regmap_reg_range(0x501f, 0x5020), 1017 regmap_reg_range(0x5030, 0x5030), 1018 regmap_reg_range(0x5100, 0x5115), 1019 regmap_reg_range(0x511a, 0x511f), 1020 regmap_reg_range(0x5122, 0x5127), 1021 regmap_reg_range(0x512a, 0x512b), 1022 regmap_reg_range(0x5136, 0x5139), 1023 regmap_reg_range(0x513e, 0x513f), 1024 regmap_reg_range(0x5400, 0x5401), 1025 regmap_reg_range(0x5403, 0x5403), 1026 regmap_reg_range(0x5410, 0x5417), 1027 regmap_reg_range(0x5420, 0x5423), 1028 regmap_reg_range(0x5500, 0x5507), 1029 regmap_reg_range(0x5600, 0x5612), 1030 regmap_reg_range(0x5800, 0x580f), 1031 regmap_reg_range(0x5820, 0x5827), 1032 regmap_reg_range(0x5830, 0x5837), 1033 regmap_reg_range(0x5840, 0x584b), 1034 regmap_reg_range(0x5900, 0x5907), 1035 regmap_reg_range(0x5914, 0x5915), 1036 regmap_reg_range(0x5a00, 0x5a03), 1037 regmap_reg_range(0x5a04, 0x5a07), 1038 regmap_reg_range(0x5b00, 0x5b01), 1039 regmap_reg_range(0x5b04, 0x5b04), 1040 1041 /* port 6 */ 1042 regmap_reg_range(0x6000, 0x6001), 1043 regmap_reg_range(0x6013, 0x6013), 1044 regmap_reg_range(0x6017, 0x6017), 1045 regmap_reg_range(0x601b, 0x601b), 1046 regmap_reg_range(0x601f, 0x6020), 1047 regmap_reg_range(0x6030, 0x6030), 1048 regmap_reg_range(0x6100, 0x6115), 1049 regmap_reg_range(0x611a, 0x611f), 1050 regmap_reg_range(0x6122, 0x6127), 1051 regmap_reg_range(0x612a, 0x612b), 1052 regmap_reg_range(0x6136, 0x6139), 1053 regmap_reg_range(0x613e, 0x613f), 1054 regmap_reg_range(0x6300, 0x6301), 1055 regmap_reg_range(0x6400, 0x6401), 1056 regmap_reg_range(0x6403, 0x6403), 1057 regmap_reg_range(0x6410, 0x6417), 1058 regmap_reg_range(0x6420, 0x6423), 1059 regmap_reg_range(0x6500, 0x6507), 1060 regmap_reg_range(0x6600, 0x6612), 1061 regmap_reg_range(0x6800, 0x680f), 1062 regmap_reg_range(0x6820, 0x6827), 1063 regmap_reg_range(0x6830, 0x6837), 1064 regmap_reg_range(0x6840, 0x684b), 1065 regmap_reg_range(0x6900, 0x6907), 1066 regmap_reg_range(0x6914, 0x6915), 1067 regmap_reg_range(0x6a00, 0x6a03), 1068 regmap_reg_range(0x6a04, 0x6a07), 1069 regmap_reg_range(0x6b00, 0x6b01), 1070 regmap_reg_range(0x6b04, 0x6b04), 1071 }; 1072 1073 static const struct regmap_access_table ksz9896_register_set = { 1074 .yes_ranges = ksz9896_valid_regs, 1075 .n_yes_ranges = ARRAY_SIZE(ksz9896_valid_regs), 1076 }; 1077 1078 static const struct regmap_range ksz8873_valid_regs[] = { 1079 regmap_reg_range(0x00, 0x01), 1080 /* global control register */ 1081 regmap_reg_range(0x02, 0x0f), 1082 1083 /* port registers */ 1084 regmap_reg_range(0x10, 0x1d), 1085 regmap_reg_range(0x1e, 0x1f), 1086 regmap_reg_range(0x20, 0x2d), 1087 regmap_reg_range(0x2e, 0x2f), 1088 regmap_reg_range(0x30, 0x39), 1089 regmap_reg_range(0x3f, 0x3f), 1090 1091 /* advanced control registers */ 1092 regmap_reg_range(0x60, 0x6f), 1093 regmap_reg_range(0x70, 0x75), 1094 regmap_reg_range(0x76, 0x78), 1095 regmap_reg_range(0x79, 0x7a), 1096 regmap_reg_range(0x7b, 0x83), 1097 regmap_reg_range(0x8e, 0x99), 1098 regmap_reg_range(0x9a, 0xa5), 1099 regmap_reg_range(0xa6, 0xa6), 1100 regmap_reg_range(0xa7, 0xaa), 1101 regmap_reg_range(0xab, 0xae), 1102 regmap_reg_range(0xaf, 0xba), 1103 regmap_reg_range(0xbb, 0xbc), 1104 regmap_reg_range(0xbd, 0xbd), 1105 regmap_reg_range(0xc0, 0xc0), 1106 regmap_reg_range(0xc2, 0xc2), 1107 regmap_reg_range(0xc3, 0xc3), 1108 regmap_reg_range(0xc4, 0xc4), 1109 regmap_reg_range(0xc6, 0xc6), 1110 }; 1111 1112 static const struct regmap_access_table ksz8873_register_set = { 1113 .yes_ranges = ksz8873_valid_regs, 1114 .n_yes_ranges = ARRAY_SIZE(ksz8873_valid_regs), 1115 }; 1116 1117 const struct ksz_chip_data ksz_switch_chips[] = { 1118 [KSZ8563] = { 1119 .chip_id = KSZ8563_CHIP_ID, 1120 .dev_name = "KSZ8563", 1121 .num_vlans = 4096, 1122 .num_alus = 4096, 1123 .num_statics = 16, 1124 .cpu_ports = 0x07, /* can be configured as cpu port */ 1125 .port_cnt = 3, /* total port count */ 1126 .port_nirqs = 3, 1127 .num_tx_queues = 4, 1128 .tc_cbs_supported = true, 1129 .tc_ets_supported = true, 1130 .ops = &ksz9477_dev_ops, 1131 .mib_names = ksz9477_mib_names, 1132 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1133 .reg_mib_cnt = MIB_COUNTER_NUM, 1134 .regs = ksz9477_regs, 1135 .masks = ksz9477_masks, 1136 .shifts = ksz9477_shifts, 1137 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1138 .xmii_ctrl1 = ksz8795_xmii_ctrl1, /* Same as ksz8795 */ 1139 .supports_mii = {false, false, true}, 1140 .supports_rmii = {false, false, true}, 1141 .supports_rgmii = {false, false, true}, 1142 .internal_phy = {true, true, false}, 1143 .gbit_capable = {false, false, true}, 1144 .wr_table = &ksz8563_register_set, 1145 .rd_table = &ksz8563_register_set, 1146 }, 1147 1148 [KSZ8795] = { 1149 .chip_id = KSZ8795_CHIP_ID, 1150 .dev_name = "KSZ8795", 1151 .num_vlans = 4096, 1152 .num_alus = 0, 1153 .num_statics = 8, 1154 .cpu_ports = 0x10, /* can be configured as cpu port */ 1155 .port_cnt = 5, /* total cpu and user ports */ 1156 .num_tx_queues = 4, 1157 .ops = &ksz8_dev_ops, 1158 .ksz87xx_eee_link_erratum = true, 1159 .mib_names = ksz9477_mib_names, 1160 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1161 .reg_mib_cnt = MIB_COUNTER_NUM, 1162 .regs = ksz8795_regs, 1163 .masks = ksz8795_masks, 1164 .shifts = ksz8795_shifts, 1165 .xmii_ctrl0 = ksz8795_xmii_ctrl0, 1166 .xmii_ctrl1 = ksz8795_xmii_ctrl1, 1167 .supports_mii = {false, false, false, false, true}, 1168 .supports_rmii = {false, false, false, false, true}, 1169 .supports_rgmii = {false, false, false, false, true}, 1170 .internal_phy = {true, true, true, true, false}, 1171 }, 1172 1173 [KSZ8794] = { 1174 /* WARNING 1175 * ======= 1176 * KSZ8794 is similar to KSZ8795, except the port map 1177 * contains a gap between external and CPU ports, the 1178 * port map is NOT continuous. The per-port register 1179 * map is shifted accordingly too, i.e. registers at 1180 * offset 0x40 are NOT used on KSZ8794 and they ARE 1181 * used on KSZ8795 for external port 3. 1182 * external cpu 1183 * KSZ8794 0,1,2 4 1184 * KSZ8795 0,1,2,3 4 1185 * KSZ8765 0,1,2,3 4 1186 * port_cnt is configured as 5, even though it is 4 1187 */ 1188 .chip_id = KSZ8794_CHIP_ID, 1189 .dev_name = "KSZ8794", 1190 .num_vlans = 4096, 1191 .num_alus = 0, 1192 .num_statics = 8, 1193 .cpu_ports = 0x10, /* can be configured as cpu port */ 1194 .port_cnt = 5, /* total cpu and user ports */ 1195 .num_tx_queues = 4, 1196 .ops = &ksz8_dev_ops, 1197 .ksz87xx_eee_link_erratum = true, 1198 .mib_names = ksz9477_mib_names, 1199 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1200 .reg_mib_cnt = MIB_COUNTER_NUM, 1201 .regs = ksz8795_regs, 1202 .masks = ksz8795_masks, 1203 .shifts = ksz8795_shifts, 1204 .xmii_ctrl0 = ksz8795_xmii_ctrl0, 1205 .xmii_ctrl1 = ksz8795_xmii_ctrl1, 1206 .supports_mii = {false, false, false, false, true}, 1207 .supports_rmii = {false, false, false, false, true}, 1208 .supports_rgmii = {false, false, false, false, true}, 1209 .internal_phy = {true, true, true, false, false}, 1210 }, 1211 1212 [KSZ8765] = { 1213 .chip_id = KSZ8765_CHIP_ID, 1214 .dev_name = "KSZ8765", 1215 .num_vlans = 4096, 1216 .num_alus = 0, 1217 .num_statics = 8, 1218 .cpu_ports = 0x10, /* can be configured as cpu port */ 1219 .port_cnt = 5, /* total cpu and user ports */ 1220 .num_tx_queues = 4, 1221 .ops = &ksz8_dev_ops, 1222 .ksz87xx_eee_link_erratum = true, 1223 .mib_names = ksz9477_mib_names, 1224 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1225 .reg_mib_cnt = MIB_COUNTER_NUM, 1226 .regs = ksz8795_regs, 1227 .masks = ksz8795_masks, 1228 .shifts = ksz8795_shifts, 1229 .xmii_ctrl0 = ksz8795_xmii_ctrl0, 1230 .xmii_ctrl1 = ksz8795_xmii_ctrl1, 1231 .supports_mii = {false, false, false, false, true}, 1232 .supports_rmii = {false, false, false, false, true}, 1233 .supports_rgmii = {false, false, false, false, true}, 1234 .internal_phy = {true, true, true, true, false}, 1235 }, 1236 1237 [KSZ8830] = { 1238 .chip_id = KSZ8830_CHIP_ID, 1239 .dev_name = "KSZ8863/KSZ8873", 1240 .num_vlans = 16, 1241 .num_alus = 0, 1242 .num_statics = 8, 1243 .cpu_ports = 0x4, /* can be configured as cpu port */ 1244 .port_cnt = 3, 1245 .num_tx_queues = 4, 1246 .ops = &ksz8_dev_ops, 1247 .mib_names = ksz88xx_mib_names, 1248 .mib_cnt = ARRAY_SIZE(ksz88xx_mib_names), 1249 .reg_mib_cnt = MIB_COUNTER_NUM, 1250 .regs = ksz8863_regs, 1251 .masks = ksz8863_masks, 1252 .shifts = ksz8863_shifts, 1253 .supports_mii = {false, false, true}, 1254 .supports_rmii = {false, false, true}, 1255 .internal_phy = {true, true, false}, 1256 .wr_table = &ksz8873_register_set, 1257 .rd_table = &ksz8873_register_set, 1258 }, 1259 1260 [KSZ9477] = { 1261 .chip_id = KSZ9477_CHIP_ID, 1262 .dev_name = "KSZ9477", 1263 .num_vlans = 4096, 1264 .num_alus = 4096, 1265 .num_statics = 16, 1266 .cpu_ports = 0x7F, /* can be configured as cpu port */ 1267 .port_cnt = 7, /* total physical port count */ 1268 .port_nirqs = 4, 1269 .num_tx_queues = 4, 1270 .tc_cbs_supported = true, 1271 .tc_ets_supported = true, 1272 .ops = &ksz9477_dev_ops, 1273 .mib_names = ksz9477_mib_names, 1274 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1275 .reg_mib_cnt = MIB_COUNTER_NUM, 1276 .regs = ksz9477_regs, 1277 .masks = ksz9477_masks, 1278 .shifts = ksz9477_shifts, 1279 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1280 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1281 .supports_mii = {false, false, false, false, 1282 false, true, false}, 1283 .supports_rmii = {false, false, false, false, 1284 false, true, false}, 1285 .supports_rgmii = {false, false, false, false, 1286 false, true, false}, 1287 .internal_phy = {true, true, true, true, 1288 true, false, false}, 1289 .gbit_capable = {true, true, true, true, true, true, true}, 1290 .wr_table = &ksz9477_register_set, 1291 .rd_table = &ksz9477_register_set, 1292 }, 1293 1294 [KSZ9896] = { 1295 .chip_id = KSZ9896_CHIP_ID, 1296 .dev_name = "KSZ9896", 1297 .num_vlans = 4096, 1298 .num_alus = 4096, 1299 .num_statics = 16, 1300 .cpu_ports = 0x3F, /* can be configured as cpu port */ 1301 .port_cnt = 6, /* total physical port count */ 1302 .port_nirqs = 2, 1303 .num_tx_queues = 4, 1304 .ops = &ksz9477_dev_ops, 1305 .mib_names = ksz9477_mib_names, 1306 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1307 .reg_mib_cnt = MIB_COUNTER_NUM, 1308 .regs = ksz9477_regs, 1309 .masks = ksz9477_masks, 1310 .shifts = ksz9477_shifts, 1311 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1312 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1313 .supports_mii = {false, false, false, false, 1314 false, true}, 1315 .supports_rmii = {false, false, false, false, 1316 false, true}, 1317 .supports_rgmii = {false, false, false, false, 1318 false, true}, 1319 .internal_phy = {true, true, true, true, 1320 true, false}, 1321 .gbit_capable = {true, true, true, true, true, true}, 1322 .wr_table = &ksz9896_register_set, 1323 .rd_table = &ksz9896_register_set, 1324 }, 1325 1326 [KSZ9897] = { 1327 .chip_id = KSZ9897_CHIP_ID, 1328 .dev_name = "KSZ9897", 1329 .num_vlans = 4096, 1330 .num_alus = 4096, 1331 .num_statics = 16, 1332 .cpu_ports = 0x7F, /* can be configured as cpu port */ 1333 .port_cnt = 7, /* total physical port count */ 1334 .port_nirqs = 2, 1335 .num_tx_queues = 4, 1336 .ops = &ksz9477_dev_ops, 1337 .mib_names = ksz9477_mib_names, 1338 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1339 .reg_mib_cnt = MIB_COUNTER_NUM, 1340 .regs = ksz9477_regs, 1341 .masks = ksz9477_masks, 1342 .shifts = ksz9477_shifts, 1343 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1344 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1345 .supports_mii = {false, false, false, false, 1346 false, true, true}, 1347 .supports_rmii = {false, false, false, false, 1348 false, true, true}, 1349 .supports_rgmii = {false, false, false, false, 1350 false, true, true}, 1351 .internal_phy = {true, true, true, true, 1352 true, false, false}, 1353 .gbit_capable = {true, true, true, true, true, true, true}, 1354 }, 1355 1356 [KSZ9893] = { 1357 .chip_id = KSZ9893_CHIP_ID, 1358 .dev_name = "KSZ9893", 1359 .num_vlans = 4096, 1360 .num_alus = 4096, 1361 .num_statics = 16, 1362 .cpu_ports = 0x07, /* can be configured as cpu port */ 1363 .port_cnt = 3, /* total port count */ 1364 .port_nirqs = 2, 1365 .num_tx_queues = 4, 1366 .ops = &ksz9477_dev_ops, 1367 .mib_names = ksz9477_mib_names, 1368 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1369 .reg_mib_cnt = MIB_COUNTER_NUM, 1370 .regs = ksz9477_regs, 1371 .masks = ksz9477_masks, 1372 .shifts = ksz9477_shifts, 1373 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1374 .xmii_ctrl1 = ksz8795_xmii_ctrl1, /* Same as ksz8795 */ 1375 .supports_mii = {false, false, true}, 1376 .supports_rmii = {false, false, true}, 1377 .supports_rgmii = {false, false, true}, 1378 .internal_phy = {true, true, false}, 1379 .gbit_capable = {true, true, true}, 1380 }, 1381 1382 [KSZ9563] = { 1383 .chip_id = KSZ9563_CHIP_ID, 1384 .dev_name = "KSZ9563", 1385 .num_vlans = 4096, 1386 .num_alus = 4096, 1387 .num_statics = 16, 1388 .cpu_ports = 0x07, /* can be configured as cpu port */ 1389 .port_cnt = 3, /* total port count */ 1390 .port_nirqs = 3, 1391 .num_tx_queues = 4, 1392 .tc_cbs_supported = true, 1393 .tc_ets_supported = true, 1394 .ops = &ksz9477_dev_ops, 1395 .mib_names = ksz9477_mib_names, 1396 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1397 .reg_mib_cnt = MIB_COUNTER_NUM, 1398 .regs = ksz9477_regs, 1399 .masks = ksz9477_masks, 1400 .shifts = ksz9477_shifts, 1401 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1402 .xmii_ctrl1 = ksz8795_xmii_ctrl1, /* Same as ksz8795 */ 1403 .supports_mii = {false, false, true}, 1404 .supports_rmii = {false, false, true}, 1405 .supports_rgmii = {false, false, true}, 1406 .internal_phy = {true, true, false}, 1407 .gbit_capable = {true, true, true}, 1408 }, 1409 1410 [KSZ9567] = { 1411 .chip_id = KSZ9567_CHIP_ID, 1412 .dev_name = "KSZ9567", 1413 .num_vlans = 4096, 1414 .num_alus = 4096, 1415 .num_statics = 16, 1416 .cpu_ports = 0x7F, /* can be configured as cpu port */ 1417 .port_cnt = 7, /* total physical port count */ 1418 .port_nirqs = 3, 1419 .num_tx_queues = 4, 1420 .tc_cbs_supported = true, 1421 .tc_ets_supported = true, 1422 .ops = &ksz9477_dev_ops, 1423 .mib_names = ksz9477_mib_names, 1424 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1425 .reg_mib_cnt = MIB_COUNTER_NUM, 1426 .regs = ksz9477_regs, 1427 .masks = ksz9477_masks, 1428 .shifts = ksz9477_shifts, 1429 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1430 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1431 .supports_mii = {false, false, false, false, 1432 false, true, true}, 1433 .supports_rmii = {false, false, false, false, 1434 false, true, true}, 1435 .supports_rgmii = {false, false, false, false, 1436 false, true, true}, 1437 .internal_phy = {true, true, true, true, 1438 true, false, false}, 1439 .gbit_capable = {true, true, true, true, true, true, true}, 1440 }, 1441 1442 [LAN9370] = { 1443 .chip_id = LAN9370_CHIP_ID, 1444 .dev_name = "LAN9370", 1445 .num_vlans = 4096, 1446 .num_alus = 1024, 1447 .num_statics = 256, 1448 .cpu_ports = 0x10, /* can be configured as cpu port */ 1449 .port_cnt = 5, /* total physical port count */ 1450 .port_nirqs = 6, 1451 .num_tx_queues = 8, 1452 .tc_cbs_supported = true, 1453 .tc_ets_supported = true, 1454 .ops = &lan937x_dev_ops, 1455 .mib_names = ksz9477_mib_names, 1456 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1457 .reg_mib_cnt = MIB_COUNTER_NUM, 1458 .regs = ksz9477_regs, 1459 .masks = lan937x_masks, 1460 .shifts = lan937x_shifts, 1461 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1462 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1463 .supports_mii = {false, false, false, false, true}, 1464 .supports_rmii = {false, false, false, false, true}, 1465 .supports_rgmii = {false, false, false, false, true}, 1466 .internal_phy = {true, true, true, true, false}, 1467 }, 1468 1469 [LAN9371] = { 1470 .chip_id = LAN9371_CHIP_ID, 1471 .dev_name = "LAN9371", 1472 .num_vlans = 4096, 1473 .num_alus = 1024, 1474 .num_statics = 256, 1475 .cpu_ports = 0x30, /* can be configured as cpu port */ 1476 .port_cnt = 6, /* total physical port count */ 1477 .port_nirqs = 6, 1478 .num_tx_queues = 8, 1479 .tc_cbs_supported = true, 1480 .tc_ets_supported = true, 1481 .ops = &lan937x_dev_ops, 1482 .mib_names = ksz9477_mib_names, 1483 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1484 .reg_mib_cnt = MIB_COUNTER_NUM, 1485 .regs = ksz9477_regs, 1486 .masks = lan937x_masks, 1487 .shifts = lan937x_shifts, 1488 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1489 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1490 .supports_mii = {false, false, false, false, true, true}, 1491 .supports_rmii = {false, false, false, false, true, true}, 1492 .supports_rgmii = {false, false, false, false, true, true}, 1493 .internal_phy = {true, true, true, true, false, false}, 1494 }, 1495 1496 [LAN9372] = { 1497 .chip_id = LAN9372_CHIP_ID, 1498 .dev_name = "LAN9372", 1499 .num_vlans = 4096, 1500 .num_alus = 1024, 1501 .num_statics = 256, 1502 .cpu_ports = 0x30, /* can be configured as cpu port */ 1503 .port_cnt = 8, /* total physical port count */ 1504 .port_nirqs = 6, 1505 .num_tx_queues = 8, 1506 .tc_cbs_supported = true, 1507 .tc_ets_supported = true, 1508 .ops = &lan937x_dev_ops, 1509 .mib_names = ksz9477_mib_names, 1510 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1511 .reg_mib_cnt = MIB_COUNTER_NUM, 1512 .regs = ksz9477_regs, 1513 .masks = lan937x_masks, 1514 .shifts = lan937x_shifts, 1515 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1516 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1517 .supports_mii = {false, false, false, false, 1518 true, true, false, false}, 1519 .supports_rmii = {false, false, false, false, 1520 true, true, false, false}, 1521 .supports_rgmii = {false, false, false, false, 1522 true, true, false, false}, 1523 .internal_phy = {true, true, true, true, 1524 false, false, true, true}, 1525 }, 1526 1527 [LAN9373] = { 1528 .chip_id = LAN9373_CHIP_ID, 1529 .dev_name = "LAN9373", 1530 .num_vlans = 4096, 1531 .num_alus = 1024, 1532 .num_statics = 256, 1533 .cpu_ports = 0x38, /* can be configured as cpu port */ 1534 .port_cnt = 5, /* total physical port count */ 1535 .port_nirqs = 6, 1536 .num_tx_queues = 8, 1537 .tc_cbs_supported = true, 1538 .tc_ets_supported = true, 1539 .ops = &lan937x_dev_ops, 1540 .mib_names = ksz9477_mib_names, 1541 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1542 .reg_mib_cnt = MIB_COUNTER_NUM, 1543 .regs = ksz9477_regs, 1544 .masks = lan937x_masks, 1545 .shifts = lan937x_shifts, 1546 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1547 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1548 .supports_mii = {false, false, false, false, 1549 true, true, false, false}, 1550 .supports_rmii = {false, false, false, false, 1551 true, true, false, false}, 1552 .supports_rgmii = {false, false, false, false, 1553 true, true, false, false}, 1554 .internal_phy = {true, true, true, false, 1555 false, false, true, true}, 1556 }, 1557 1558 [LAN9374] = { 1559 .chip_id = LAN9374_CHIP_ID, 1560 .dev_name = "LAN9374", 1561 .num_vlans = 4096, 1562 .num_alus = 1024, 1563 .num_statics = 256, 1564 .cpu_ports = 0x30, /* can be configured as cpu port */ 1565 .port_cnt = 8, /* total physical port count */ 1566 .port_nirqs = 6, 1567 .num_tx_queues = 8, 1568 .tc_cbs_supported = true, 1569 .tc_ets_supported = true, 1570 .ops = &lan937x_dev_ops, 1571 .mib_names = ksz9477_mib_names, 1572 .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), 1573 .reg_mib_cnt = MIB_COUNTER_NUM, 1574 .regs = ksz9477_regs, 1575 .masks = lan937x_masks, 1576 .shifts = lan937x_shifts, 1577 .xmii_ctrl0 = ksz9477_xmii_ctrl0, 1578 .xmii_ctrl1 = ksz9477_xmii_ctrl1, 1579 .supports_mii = {false, false, false, false, 1580 true, true, false, false}, 1581 .supports_rmii = {false, false, false, false, 1582 true, true, false, false}, 1583 .supports_rgmii = {false, false, false, false, 1584 true, true, false, false}, 1585 .internal_phy = {true, true, true, true, 1586 false, false, true, true}, 1587 }, 1588 }; 1589 EXPORT_SYMBOL_GPL(ksz_switch_chips); 1590 1591 static const struct ksz_chip_data *ksz_lookup_info(unsigned int prod_num) 1592 { 1593 int i; 1594 1595 for (i = 0; i < ARRAY_SIZE(ksz_switch_chips); i++) { 1596 const struct ksz_chip_data *chip = &ksz_switch_chips[i]; 1597 1598 if (chip->chip_id == prod_num) 1599 return chip; 1600 } 1601 1602 return NULL; 1603 } 1604 1605 static int ksz_check_device_id(struct ksz_device *dev) 1606 { 1607 const struct ksz_chip_data *dt_chip_data; 1608 1609 dt_chip_data = of_device_get_match_data(dev->dev); 1610 1611 /* Check for Device Tree and Chip ID */ 1612 if (dt_chip_data->chip_id != dev->chip_id) { 1613 dev_err(dev->dev, 1614 "Device tree specifies chip %s but found %s, please fix it!\n", 1615 dt_chip_data->dev_name, dev->info->dev_name); 1616 return -ENODEV; 1617 } 1618 1619 return 0; 1620 } 1621 1622 static void ksz_phylink_get_caps(struct dsa_switch *ds, int port, 1623 struct phylink_config *config) 1624 { 1625 struct ksz_device *dev = ds->priv; 1626 1627 config->legacy_pre_march2020 = false; 1628 1629 if (dev->info->supports_mii[port]) 1630 __set_bit(PHY_INTERFACE_MODE_MII, config->supported_interfaces); 1631 1632 if (dev->info->supports_rmii[port]) 1633 __set_bit(PHY_INTERFACE_MODE_RMII, 1634 config->supported_interfaces); 1635 1636 if (dev->info->supports_rgmii[port]) 1637 phy_interface_set_rgmii(config->supported_interfaces); 1638 1639 if (dev->info->internal_phy[port]) { 1640 __set_bit(PHY_INTERFACE_MODE_INTERNAL, 1641 config->supported_interfaces); 1642 /* Compatibility for phylib's default interface type when the 1643 * phy-mode property is absent 1644 */ 1645 __set_bit(PHY_INTERFACE_MODE_GMII, 1646 config->supported_interfaces); 1647 } 1648 1649 if (dev->dev_ops->get_caps) 1650 dev->dev_ops->get_caps(dev, port, config); 1651 } 1652 1653 void ksz_r_mib_stats64(struct ksz_device *dev, int port) 1654 { 1655 struct ethtool_pause_stats *pstats; 1656 struct rtnl_link_stats64 *stats; 1657 struct ksz_stats_raw *raw; 1658 struct ksz_port_mib *mib; 1659 1660 mib = &dev->ports[port].mib; 1661 stats = &mib->stats64; 1662 pstats = &mib->pause_stats; 1663 raw = (struct ksz_stats_raw *)mib->counters; 1664 1665 spin_lock(&mib->stats64_lock); 1666 1667 stats->rx_packets = raw->rx_bcast + raw->rx_mcast + raw->rx_ucast + 1668 raw->rx_pause; 1669 stats->tx_packets = raw->tx_bcast + raw->tx_mcast + raw->tx_ucast + 1670 raw->tx_pause; 1671 1672 /* HW counters are counting bytes + FCS which is not acceptable 1673 * for rtnl_link_stats64 interface 1674 */ 1675 stats->rx_bytes = raw->rx_total - stats->rx_packets * ETH_FCS_LEN; 1676 stats->tx_bytes = raw->tx_total - stats->tx_packets * ETH_FCS_LEN; 1677 1678 stats->rx_length_errors = raw->rx_undersize + raw->rx_fragments + 1679 raw->rx_oversize; 1680 1681 stats->rx_crc_errors = raw->rx_crc_err; 1682 stats->rx_frame_errors = raw->rx_align_err; 1683 stats->rx_dropped = raw->rx_discards; 1684 stats->rx_errors = stats->rx_length_errors + stats->rx_crc_errors + 1685 stats->rx_frame_errors + stats->rx_dropped; 1686 1687 stats->tx_window_errors = raw->tx_late_col; 1688 stats->tx_fifo_errors = raw->tx_discards; 1689 stats->tx_aborted_errors = raw->tx_exc_col; 1690 stats->tx_errors = stats->tx_window_errors + stats->tx_fifo_errors + 1691 stats->tx_aborted_errors; 1692 1693 stats->multicast = raw->rx_mcast; 1694 stats->collisions = raw->tx_total_col; 1695 1696 pstats->tx_pause_frames = raw->tx_pause; 1697 pstats->rx_pause_frames = raw->rx_pause; 1698 1699 spin_unlock(&mib->stats64_lock); 1700 } 1701 1702 void ksz88xx_r_mib_stats64(struct ksz_device *dev, int port) 1703 { 1704 struct ethtool_pause_stats *pstats; 1705 struct rtnl_link_stats64 *stats; 1706 struct ksz88xx_stats_raw *raw; 1707 struct ksz_port_mib *mib; 1708 1709 mib = &dev->ports[port].mib; 1710 stats = &mib->stats64; 1711 pstats = &mib->pause_stats; 1712 raw = (struct ksz88xx_stats_raw *)mib->counters; 1713 1714 spin_lock(&mib->stats64_lock); 1715 1716 stats->rx_packets = raw->rx_bcast + raw->rx_mcast + raw->rx_ucast + 1717 raw->rx_pause; 1718 stats->tx_packets = raw->tx_bcast + raw->tx_mcast + raw->tx_ucast + 1719 raw->tx_pause; 1720 1721 /* HW counters are counting bytes + FCS which is not acceptable 1722 * for rtnl_link_stats64 interface 1723 */ 1724 stats->rx_bytes = raw->rx + raw->rx_hi - stats->rx_packets * ETH_FCS_LEN; 1725 stats->tx_bytes = raw->tx + raw->tx_hi - stats->tx_packets * ETH_FCS_LEN; 1726 1727 stats->rx_length_errors = raw->rx_undersize + raw->rx_fragments + 1728 raw->rx_oversize; 1729 1730 stats->rx_crc_errors = raw->rx_crc_err; 1731 stats->rx_frame_errors = raw->rx_align_err; 1732 stats->rx_dropped = raw->rx_discards; 1733 stats->rx_errors = stats->rx_length_errors + stats->rx_crc_errors + 1734 stats->rx_frame_errors + stats->rx_dropped; 1735 1736 stats->tx_window_errors = raw->tx_late_col; 1737 stats->tx_fifo_errors = raw->tx_discards; 1738 stats->tx_aborted_errors = raw->tx_exc_col; 1739 stats->tx_errors = stats->tx_window_errors + stats->tx_fifo_errors + 1740 stats->tx_aborted_errors; 1741 1742 stats->multicast = raw->rx_mcast; 1743 stats->collisions = raw->tx_total_col; 1744 1745 pstats->tx_pause_frames = raw->tx_pause; 1746 pstats->rx_pause_frames = raw->rx_pause; 1747 1748 spin_unlock(&mib->stats64_lock); 1749 } 1750 1751 static void ksz_get_stats64(struct dsa_switch *ds, int port, 1752 struct rtnl_link_stats64 *s) 1753 { 1754 struct ksz_device *dev = ds->priv; 1755 struct ksz_port_mib *mib; 1756 1757 mib = &dev->ports[port].mib; 1758 1759 spin_lock(&mib->stats64_lock); 1760 memcpy(s, &mib->stats64, sizeof(*s)); 1761 spin_unlock(&mib->stats64_lock); 1762 } 1763 1764 static void ksz_get_pause_stats(struct dsa_switch *ds, int port, 1765 struct ethtool_pause_stats *pause_stats) 1766 { 1767 struct ksz_device *dev = ds->priv; 1768 struct ksz_port_mib *mib; 1769 1770 mib = &dev->ports[port].mib; 1771 1772 spin_lock(&mib->stats64_lock); 1773 memcpy(pause_stats, &mib->pause_stats, sizeof(*pause_stats)); 1774 spin_unlock(&mib->stats64_lock); 1775 } 1776 1777 static void ksz_get_strings(struct dsa_switch *ds, int port, 1778 u32 stringset, uint8_t *buf) 1779 { 1780 struct ksz_device *dev = ds->priv; 1781 int i; 1782 1783 if (stringset != ETH_SS_STATS) 1784 return; 1785 1786 for (i = 0; i < dev->info->mib_cnt; i++) { 1787 memcpy(buf + i * ETH_GSTRING_LEN, 1788 dev->info->mib_names[i].string, ETH_GSTRING_LEN); 1789 } 1790 } 1791 1792 static void ksz_update_port_member(struct ksz_device *dev, int port) 1793 { 1794 struct ksz_port *p = &dev->ports[port]; 1795 struct dsa_switch *ds = dev->ds; 1796 u8 port_member = 0, cpu_port; 1797 const struct dsa_port *dp; 1798 int i, j; 1799 1800 if (!dsa_is_user_port(ds, port)) 1801 return; 1802 1803 dp = dsa_to_port(ds, port); 1804 cpu_port = BIT(dsa_upstream_port(ds, port)); 1805 1806 for (i = 0; i < ds->num_ports; i++) { 1807 const struct dsa_port *other_dp = dsa_to_port(ds, i); 1808 struct ksz_port *other_p = &dev->ports[i]; 1809 u8 val = 0; 1810 1811 if (!dsa_is_user_port(ds, i)) 1812 continue; 1813 if (port == i) 1814 continue; 1815 if (!dsa_port_bridge_same(dp, other_dp)) 1816 continue; 1817 if (other_p->stp_state != BR_STATE_FORWARDING) 1818 continue; 1819 1820 if (p->stp_state == BR_STATE_FORWARDING) { 1821 val |= BIT(port); 1822 port_member |= BIT(i); 1823 } 1824 1825 /* Retain port [i]'s relationship to other ports than [port] */ 1826 for (j = 0; j < ds->num_ports; j++) { 1827 const struct dsa_port *third_dp; 1828 struct ksz_port *third_p; 1829 1830 if (j == i) 1831 continue; 1832 if (j == port) 1833 continue; 1834 if (!dsa_is_user_port(ds, j)) 1835 continue; 1836 third_p = &dev->ports[j]; 1837 if (third_p->stp_state != BR_STATE_FORWARDING) 1838 continue; 1839 third_dp = dsa_to_port(ds, j); 1840 if (dsa_port_bridge_same(other_dp, third_dp)) 1841 val |= BIT(j); 1842 } 1843 1844 dev->dev_ops->cfg_port_member(dev, i, val | cpu_port); 1845 } 1846 1847 dev->dev_ops->cfg_port_member(dev, port, port_member | cpu_port); 1848 } 1849 1850 static int ksz_sw_mdio_read(struct mii_bus *bus, int addr, int regnum) 1851 { 1852 struct ksz_device *dev = bus->priv; 1853 u16 val; 1854 int ret; 1855 1856 ret = dev->dev_ops->r_phy(dev, addr, regnum, &val); 1857 if (ret < 0) 1858 return ret; 1859 1860 return val; 1861 } 1862 1863 static int ksz_sw_mdio_write(struct mii_bus *bus, int addr, int regnum, 1864 u16 val) 1865 { 1866 struct ksz_device *dev = bus->priv; 1867 1868 return dev->dev_ops->w_phy(dev, addr, regnum, val); 1869 } 1870 1871 static int ksz_irq_phy_setup(struct ksz_device *dev) 1872 { 1873 struct dsa_switch *ds = dev->ds; 1874 int phy; 1875 int irq; 1876 int ret; 1877 1878 for (phy = 0; phy < KSZ_MAX_NUM_PORTS; phy++) { 1879 if (BIT(phy) & ds->phys_mii_mask) { 1880 irq = irq_find_mapping(dev->ports[phy].pirq.domain, 1881 PORT_SRC_PHY_INT); 1882 if (irq < 0) { 1883 ret = irq; 1884 goto out; 1885 } 1886 ds->slave_mii_bus->irq[phy] = irq; 1887 } 1888 } 1889 return 0; 1890 out: 1891 while (phy--) 1892 if (BIT(phy) & ds->phys_mii_mask) 1893 irq_dispose_mapping(ds->slave_mii_bus->irq[phy]); 1894 1895 return ret; 1896 } 1897 1898 static void ksz_irq_phy_free(struct ksz_device *dev) 1899 { 1900 struct dsa_switch *ds = dev->ds; 1901 int phy; 1902 1903 for (phy = 0; phy < KSZ_MAX_NUM_PORTS; phy++) 1904 if (BIT(phy) & ds->phys_mii_mask) 1905 irq_dispose_mapping(ds->slave_mii_bus->irq[phy]); 1906 } 1907 1908 static int ksz_mdio_register(struct ksz_device *dev) 1909 { 1910 struct dsa_switch *ds = dev->ds; 1911 struct device_node *mdio_np; 1912 struct mii_bus *bus; 1913 int ret; 1914 1915 mdio_np = of_get_child_by_name(dev->dev->of_node, "mdio"); 1916 if (!mdio_np) 1917 return 0; 1918 1919 bus = devm_mdiobus_alloc(ds->dev); 1920 if (!bus) { 1921 of_node_put(mdio_np); 1922 return -ENOMEM; 1923 } 1924 1925 bus->priv = dev; 1926 bus->read = ksz_sw_mdio_read; 1927 bus->write = ksz_sw_mdio_write; 1928 bus->name = "ksz slave smi"; 1929 snprintf(bus->id, MII_BUS_ID_SIZE, "SMI-%d", ds->index); 1930 bus->parent = ds->dev; 1931 bus->phy_mask = ~ds->phys_mii_mask; 1932 1933 ds->slave_mii_bus = bus; 1934 1935 if (dev->irq > 0) { 1936 ret = ksz_irq_phy_setup(dev); 1937 if (ret) { 1938 of_node_put(mdio_np); 1939 return ret; 1940 } 1941 } 1942 1943 ret = devm_of_mdiobus_register(ds->dev, bus, mdio_np); 1944 if (ret) { 1945 dev_err(ds->dev, "unable to register MDIO bus %s\n", 1946 bus->id); 1947 if (dev->irq > 0) 1948 ksz_irq_phy_free(dev); 1949 } 1950 1951 of_node_put(mdio_np); 1952 1953 return ret; 1954 } 1955 1956 static void ksz_irq_mask(struct irq_data *d) 1957 { 1958 struct ksz_irq *kirq = irq_data_get_irq_chip_data(d); 1959 1960 kirq->masked |= BIT(d->hwirq); 1961 } 1962 1963 static void ksz_irq_unmask(struct irq_data *d) 1964 { 1965 struct ksz_irq *kirq = irq_data_get_irq_chip_data(d); 1966 1967 kirq->masked &= ~BIT(d->hwirq); 1968 } 1969 1970 static void ksz_irq_bus_lock(struct irq_data *d) 1971 { 1972 struct ksz_irq *kirq = irq_data_get_irq_chip_data(d); 1973 1974 mutex_lock(&kirq->dev->lock_irq); 1975 } 1976 1977 static void ksz_irq_bus_sync_unlock(struct irq_data *d) 1978 { 1979 struct ksz_irq *kirq = irq_data_get_irq_chip_data(d); 1980 struct ksz_device *dev = kirq->dev; 1981 int ret; 1982 1983 ret = ksz_write32(dev, kirq->reg_mask, kirq->masked); 1984 if (ret) 1985 dev_err(dev->dev, "failed to change IRQ mask\n"); 1986 1987 mutex_unlock(&dev->lock_irq); 1988 } 1989 1990 static const struct irq_chip ksz_irq_chip = { 1991 .name = "ksz-irq", 1992 .irq_mask = ksz_irq_mask, 1993 .irq_unmask = ksz_irq_unmask, 1994 .irq_bus_lock = ksz_irq_bus_lock, 1995 .irq_bus_sync_unlock = ksz_irq_bus_sync_unlock, 1996 }; 1997 1998 static int ksz_irq_domain_map(struct irq_domain *d, 1999 unsigned int irq, irq_hw_number_t hwirq) 2000 { 2001 irq_set_chip_data(irq, d->host_data); 2002 irq_set_chip_and_handler(irq, &ksz_irq_chip, handle_level_irq); 2003 irq_set_noprobe(irq); 2004 2005 return 0; 2006 } 2007 2008 static const struct irq_domain_ops ksz_irq_domain_ops = { 2009 .map = ksz_irq_domain_map, 2010 .xlate = irq_domain_xlate_twocell, 2011 }; 2012 2013 static void ksz_irq_free(struct ksz_irq *kirq) 2014 { 2015 int irq, virq; 2016 2017 free_irq(kirq->irq_num, kirq); 2018 2019 for (irq = 0; irq < kirq->nirqs; irq++) { 2020 virq = irq_find_mapping(kirq->domain, irq); 2021 irq_dispose_mapping(virq); 2022 } 2023 2024 irq_domain_remove(kirq->domain); 2025 } 2026 2027 static irqreturn_t ksz_irq_thread_fn(int irq, void *dev_id) 2028 { 2029 struct ksz_irq *kirq = dev_id; 2030 unsigned int nhandled = 0; 2031 struct ksz_device *dev; 2032 unsigned int sub_irq; 2033 u8 data; 2034 int ret; 2035 u8 n; 2036 2037 dev = kirq->dev; 2038 2039 /* Read interrupt status register */ 2040 ret = ksz_read8(dev, kirq->reg_status, &data); 2041 if (ret) 2042 goto out; 2043 2044 for (n = 0; n < kirq->nirqs; ++n) { 2045 if (data & BIT(n)) { 2046 sub_irq = irq_find_mapping(kirq->domain, n); 2047 handle_nested_irq(sub_irq); 2048 ++nhandled; 2049 } 2050 } 2051 out: 2052 return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE); 2053 } 2054 2055 static int ksz_irq_common_setup(struct ksz_device *dev, struct ksz_irq *kirq) 2056 { 2057 int ret, n; 2058 2059 kirq->dev = dev; 2060 kirq->masked = ~0; 2061 2062 kirq->domain = irq_domain_add_simple(dev->dev->of_node, kirq->nirqs, 0, 2063 &ksz_irq_domain_ops, kirq); 2064 if (!kirq->domain) 2065 return -ENOMEM; 2066 2067 for (n = 0; n < kirq->nirqs; n++) 2068 irq_create_mapping(kirq->domain, n); 2069 2070 ret = request_threaded_irq(kirq->irq_num, NULL, ksz_irq_thread_fn, 2071 IRQF_ONESHOT, kirq->name, kirq); 2072 if (ret) 2073 goto out; 2074 2075 return 0; 2076 2077 out: 2078 ksz_irq_free(kirq); 2079 2080 return ret; 2081 } 2082 2083 static int ksz_girq_setup(struct ksz_device *dev) 2084 { 2085 struct ksz_irq *girq = &dev->girq; 2086 2087 girq->nirqs = dev->info->port_cnt; 2088 girq->reg_mask = REG_SW_PORT_INT_MASK__1; 2089 girq->reg_status = REG_SW_PORT_INT_STATUS__1; 2090 snprintf(girq->name, sizeof(girq->name), "global_port_irq"); 2091 2092 girq->irq_num = dev->irq; 2093 2094 return ksz_irq_common_setup(dev, girq); 2095 } 2096 2097 static int ksz_pirq_setup(struct ksz_device *dev, u8 p) 2098 { 2099 struct ksz_irq *pirq = &dev->ports[p].pirq; 2100 2101 pirq->nirqs = dev->info->port_nirqs; 2102 pirq->reg_mask = dev->dev_ops->get_port_addr(p, REG_PORT_INT_MASK); 2103 pirq->reg_status = dev->dev_ops->get_port_addr(p, REG_PORT_INT_STATUS); 2104 snprintf(pirq->name, sizeof(pirq->name), "port_irq-%d", p); 2105 2106 pirq->irq_num = irq_find_mapping(dev->girq.domain, p); 2107 if (pirq->irq_num < 0) 2108 return pirq->irq_num; 2109 2110 return ksz_irq_common_setup(dev, pirq); 2111 } 2112 2113 static int ksz_setup(struct dsa_switch *ds) 2114 { 2115 struct ksz_device *dev = ds->priv; 2116 struct dsa_port *dp; 2117 struct ksz_port *p; 2118 const u16 *regs; 2119 int ret; 2120 2121 regs = dev->info->regs; 2122 2123 dev->vlan_cache = devm_kcalloc(dev->dev, sizeof(struct vlan_table), 2124 dev->info->num_vlans, GFP_KERNEL); 2125 if (!dev->vlan_cache) 2126 return -ENOMEM; 2127 2128 ret = dev->dev_ops->reset(dev); 2129 if (ret) { 2130 dev_err(ds->dev, "failed to reset switch\n"); 2131 return ret; 2132 } 2133 2134 /* set broadcast storm protection 10% rate */ 2135 regmap_update_bits(ksz_regmap_16(dev), regs[S_BROADCAST_CTRL], 2136 BROADCAST_STORM_RATE, 2137 (BROADCAST_STORM_VALUE * 2138 BROADCAST_STORM_PROT_RATE) / 100); 2139 2140 dev->dev_ops->config_cpu_port(ds); 2141 2142 dev->dev_ops->enable_stp_addr(dev); 2143 2144 ds->num_tx_queues = dev->info->num_tx_queues; 2145 2146 regmap_update_bits(ksz_regmap_8(dev), regs[S_MULTICAST_CTRL], 2147 MULTICAST_STORM_DISABLE, MULTICAST_STORM_DISABLE); 2148 2149 ksz_init_mib_timer(dev); 2150 2151 ds->configure_vlan_while_not_filtering = false; 2152 2153 if (dev->dev_ops->setup) { 2154 ret = dev->dev_ops->setup(ds); 2155 if (ret) 2156 return ret; 2157 } 2158 2159 /* Start with learning disabled on standalone user ports, and enabled 2160 * on the CPU port. In lack of other finer mechanisms, learning on the 2161 * CPU port will avoid flooding bridge local addresses on the network 2162 * in some cases. 2163 */ 2164 p = &dev->ports[dev->cpu_port]; 2165 p->learning = true; 2166 2167 if (dev->irq > 0) { 2168 ret = ksz_girq_setup(dev); 2169 if (ret) 2170 return ret; 2171 2172 dsa_switch_for_each_user_port(dp, dev->ds) { 2173 ret = ksz_pirq_setup(dev, dp->index); 2174 if (ret) 2175 goto out_girq; 2176 2177 ret = ksz_ptp_irq_setup(ds, dp->index); 2178 if (ret) 2179 goto out_pirq; 2180 } 2181 } 2182 2183 ret = ksz_ptp_clock_register(ds); 2184 if (ret) { 2185 dev_err(dev->dev, "Failed to register PTP clock: %d\n", ret); 2186 goto out_ptpirq; 2187 } 2188 2189 ret = ksz_mdio_register(dev); 2190 if (ret < 0) { 2191 dev_err(dev->dev, "failed to register the mdio"); 2192 goto out_ptp_clock_unregister; 2193 } 2194 2195 /* start switch */ 2196 regmap_update_bits(ksz_regmap_8(dev), regs[S_START_CTRL], 2197 SW_START, SW_START); 2198 2199 return 0; 2200 2201 out_ptp_clock_unregister: 2202 ksz_ptp_clock_unregister(ds); 2203 out_ptpirq: 2204 if (dev->irq > 0) 2205 dsa_switch_for_each_user_port(dp, dev->ds) 2206 ksz_ptp_irq_free(ds, dp->index); 2207 out_pirq: 2208 if (dev->irq > 0) 2209 dsa_switch_for_each_user_port(dp, dev->ds) 2210 ksz_irq_free(&dev->ports[dp->index].pirq); 2211 out_girq: 2212 if (dev->irq > 0) 2213 ksz_irq_free(&dev->girq); 2214 2215 return ret; 2216 } 2217 2218 static void ksz_teardown(struct dsa_switch *ds) 2219 { 2220 struct ksz_device *dev = ds->priv; 2221 struct dsa_port *dp; 2222 2223 ksz_ptp_clock_unregister(ds); 2224 2225 if (dev->irq > 0) { 2226 dsa_switch_for_each_user_port(dp, dev->ds) { 2227 ksz_ptp_irq_free(ds, dp->index); 2228 2229 ksz_irq_free(&dev->ports[dp->index].pirq); 2230 } 2231 2232 ksz_irq_free(&dev->girq); 2233 } 2234 2235 if (dev->dev_ops->teardown) 2236 dev->dev_ops->teardown(ds); 2237 } 2238 2239 static void port_r_cnt(struct ksz_device *dev, int port) 2240 { 2241 struct ksz_port_mib *mib = &dev->ports[port].mib; 2242 u64 *dropped; 2243 2244 /* Some ports may not have MIB counters before SWITCH_COUNTER_NUM. */ 2245 while (mib->cnt_ptr < dev->info->reg_mib_cnt) { 2246 dev->dev_ops->r_mib_cnt(dev, port, mib->cnt_ptr, 2247 &mib->counters[mib->cnt_ptr]); 2248 ++mib->cnt_ptr; 2249 } 2250 2251 /* last one in storage */ 2252 dropped = &mib->counters[dev->info->mib_cnt]; 2253 2254 /* Some ports may not have MIB counters after SWITCH_COUNTER_NUM. */ 2255 while (mib->cnt_ptr < dev->info->mib_cnt) { 2256 dev->dev_ops->r_mib_pkt(dev, port, mib->cnt_ptr, 2257 dropped, &mib->counters[mib->cnt_ptr]); 2258 ++mib->cnt_ptr; 2259 } 2260 mib->cnt_ptr = 0; 2261 } 2262 2263 static void ksz_mib_read_work(struct work_struct *work) 2264 { 2265 struct ksz_device *dev = container_of(work, struct ksz_device, 2266 mib_read.work); 2267 struct ksz_port_mib *mib; 2268 struct ksz_port *p; 2269 int i; 2270 2271 for (i = 0; i < dev->info->port_cnt; i++) { 2272 if (dsa_is_unused_port(dev->ds, i)) 2273 continue; 2274 2275 p = &dev->ports[i]; 2276 mib = &p->mib; 2277 mutex_lock(&mib->cnt_mutex); 2278 2279 /* Only read MIB counters when the port is told to do. 2280 * If not, read only dropped counters when link is not up. 2281 */ 2282 if (!p->read) { 2283 const struct dsa_port *dp = dsa_to_port(dev->ds, i); 2284 2285 if (!netif_carrier_ok(dp->slave)) 2286 mib->cnt_ptr = dev->info->reg_mib_cnt; 2287 } 2288 port_r_cnt(dev, i); 2289 p->read = false; 2290 2291 if (dev->dev_ops->r_mib_stat64) 2292 dev->dev_ops->r_mib_stat64(dev, i); 2293 2294 mutex_unlock(&mib->cnt_mutex); 2295 } 2296 2297 schedule_delayed_work(&dev->mib_read, dev->mib_read_interval); 2298 } 2299 2300 void ksz_init_mib_timer(struct ksz_device *dev) 2301 { 2302 int i; 2303 2304 INIT_DELAYED_WORK(&dev->mib_read, ksz_mib_read_work); 2305 2306 for (i = 0; i < dev->info->port_cnt; i++) { 2307 struct ksz_port_mib *mib = &dev->ports[i].mib; 2308 2309 dev->dev_ops->port_init_cnt(dev, i); 2310 2311 mib->cnt_ptr = 0; 2312 memset(mib->counters, 0, dev->info->mib_cnt * sizeof(u64)); 2313 } 2314 } 2315 2316 static int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg) 2317 { 2318 struct ksz_device *dev = ds->priv; 2319 u16 val = 0xffff; 2320 int ret; 2321 2322 ret = dev->dev_ops->r_phy(dev, addr, reg, &val); 2323 if (ret) 2324 return ret; 2325 2326 return val; 2327 } 2328 2329 static int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val) 2330 { 2331 struct ksz_device *dev = ds->priv; 2332 int ret; 2333 2334 ret = dev->dev_ops->w_phy(dev, addr, reg, val); 2335 if (ret) 2336 return ret; 2337 2338 return 0; 2339 } 2340 2341 static u32 ksz_get_phy_flags(struct dsa_switch *ds, int port) 2342 { 2343 struct ksz_device *dev = ds->priv; 2344 2345 if (dev->chip_id == KSZ8830_CHIP_ID) { 2346 /* Silicon Errata Sheet (DS80000830A): 2347 * Port 1 does not work with LinkMD Cable-Testing. 2348 * Port 1 does not respond to received PAUSE control frames. 2349 */ 2350 if (!port) 2351 return MICREL_KSZ8_P1_ERRATA; 2352 } 2353 2354 return 0; 2355 } 2356 2357 static void ksz_mac_link_down(struct dsa_switch *ds, int port, 2358 unsigned int mode, phy_interface_t interface) 2359 { 2360 struct ksz_device *dev = ds->priv; 2361 struct ksz_port *p = &dev->ports[port]; 2362 2363 /* Read all MIB counters when the link is going down. */ 2364 p->read = true; 2365 /* timer started */ 2366 if (dev->mib_read_interval) 2367 schedule_delayed_work(&dev->mib_read, 0); 2368 } 2369 2370 static int ksz_sset_count(struct dsa_switch *ds, int port, int sset) 2371 { 2372 struct ksz_device *dev = ds->priv; 2373 2374 if (sset != ETH_SS_STATS) 2375 return 0; 2376 2377 return dev->info->mib_cnt; 2378 } 2379 2380 static void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, 2381 uint64_t *buf) 2382 { 2383 const struct dsa_port *dp = dsa_to_port(ds, port); 2384 struct ksz_device *dev = ds->priv; 2385 struct ksz_port_mib *mib; 2386 2387 mib = &dev->ports[port].mib; 2388 mutex_lock(&mib->cnt_mutex); 2389 2390 /* Only read dropped counters if no link. */ 2391 if (!netif_carrier_ok(dp->slave)) 2392 mib->cnt_ptr = dev->info->reg_mib_cnt; 2393 port_r_cnt(dev, port); 2394 memcpy(buf, mib->counters, dev->info->mib_cnt * sizeof(u64)); 2395 mutex_unlock(&mib->cnt_mutex); 2396 } 2397 2398 static int ksz_port_bridge_join(struct dsa_switch *ds, int port, 2399 struct dsa_bridge bridge, 2400 bool *tx_fwd_offload, 2401 struct netlink_ext_ack *extack) 2402 { 2403 /* port_stp_state_set() will be called after to put the port in 2404 * appropriate state so there is no need to do anything. 2405 */ 2406 2407 return 0; 2408 } 2409 2410 static void ksz_port_bridge_leave(struct dsa_switch *ds, int port, 2411 struct dsa_bridge bridge) 2412 { 2413 /* port_stp_state_set() will be called after to put the port in 2414 * forwarding state so there is no need to do anything. 2415 */ 2416 } 2417 2418 static void ksz_port_fast_age(struct dsa_switch *ds, int port) 2419 { 2420 struct ksz_device *dev = ds->priv; 2421 2422 dev->dev_ops->flush_dyn_mac_table(dev, port); 2423 } 2424 2425 static int ksz_set_ageing_time(struct dsa_switch *ds, unsigned int msecs) 2426 { 2427 struct ksz_device *dev = ds->priv; 2428 2429 if (!dev->dev_ops->set_ageing_time) 2430 return -EOPNOTSUPP; 2431 2432 return dev->dev_ops->set_ageing_time(dev, msecs); 2433 } 2434 2435 static int ksz_port_fdb_add(struct dsa_switch *ds, int port, 2436 const unsigned char *addr, u16 vid, 2437 struct dsa_db db) 2438 { 2439 struct ksz_device *dev = ds->priv; 2440 2441 if (!dev->dev_ops->fdb_add) 2442 return -EOPNOTSUPP; 2443 2444 return dev->dev_ops->fdb_add(dev, port, addr, vid, db); 2445 } 2446 2447 static int ksz_port_fdb_del(struct dsa_switch *ds, int port, 2448 const unsigned char *addr, 2449 u16 vid, struct dsa_db db) 2450 { 2451 struct ksz_device *dev = ds->priv; 2452 2453 if (!dev->dev_ops->fdb_del) 2454 return -EOPNOTSUPP; 2455 2456 return dev->dev_ops->fdb_del(dev, port, addr, vid, db); 2457 } 2458 2459 static int ksz_port_fdb_dump(struct dsa_switch *ds, int port, 2460 dsa_fdb_dump_cb_t *cb, void *data) 2461 { 2462 struct ksz_device *dev = ds->priv; 2463 2464 if (!dev->dev_ops->fdb_dump) 2465 return -EOPNOTSUPP; 2466 2467 return dev->dev_ops->fdb_dump(dev, port, cb, data); 2468 } 2469 2470 static int ksz_port_mdb_add(struct dsa_switch *ds, int port, 2471 const struct switchdev_obj_port_mdb *mdb, 2472 struct dsa_db db) 2473 { 2474 struct ksz_device *dev = ds->priv; 2475 2476 if (!dev->dev_ops->mdb_add) 2477 return -EOPNOTSUPP; 2478 2479 return dev->dev_ops->mdb_add(dev, port, mdb, db); 2480 } 2481 2482 static int ksz_port_mdb_del(struct dsa_switch *ds, int port, 2483 const struct switchdev_obj_port_mdb *mdb, 2484 struct dsa_db db) 2485 { 2486 struct ksz_device *dev = ds->priv; 2487 2488 if (!dev->dev_ops->mdb_del) 2489 return -EOPNOTSUPP; 2490 2491 return dev->dev_ops->mdb_del(dev, port, mdb, db); 2492 } 2493 2494 static int ksz_enable_port(struct dsa_switch *ds, int port, 2495 struct phy_device *phy) 2496 { 2497 struct ksz_device *dev = ds->priv; 2498 2499 if (!dsa_is_user_port(ds, port)) 2500 return 0; 2501 2502 /* setup slave port */ 2503 dev->dev_ops->port_setup(dev, port, false); 2504 2505 /* port_stp_state_set() will be called after to enable the port so 2506 * there is no need to do anything. 2507 */ 2508 2509 return 0; 2510 } 2511 2512 void ksz_port_stp_state_set(struct dsa_switch *ds, int port, u8 state) 2513 { 2514 struct ksz_device *dev = ds->priv; 2515 struct ksz_port *p; 2516 const u16 *regs; 2517 u8 data; 2518 2519 regs = dev->info->regs; 2520 2521 ksz_pread8(dev, port, regs[P_STP_CTRL], &data); 2522 data &= ~(PORT_TX_ENABLE | PORT_RX_ENABLE | PORT_LEARN_DISABLE); 2523 2524 p = &dev->ports[port]; 2525 2526 switch (state) { 2527 case BR_STATE_DISABLED: 2528 data |= PORT_LEARN_DISABLE; 2529 break; 2530 case BR_STATE_LISTENING: 2531 data |= (PORT_RX_ENABLE | PORT_LEARN_DISABLE); 2532 break; 2533 case BR_STATE_LEARNING: 2534 data |= PORT_RX_ENABLE; 2535 if (!p->learning) 2536 data |= PORT_LEARN_DISABLE; 2537 break; 2538 case BR_STATE_FORWARDING: 2539 data |= (PORT_TX_ENABLE | PORT_RX_ENABLE); 2540 if (!p->learning) 2541 data |= PORT_LEARN_DISABLE; 2542 break; 2543 case BR_STATE_BLOCKING: 2544 data |= PORT_LEARN_DISABLE; 2545 break; 2546 default: 2547 dev_err(ds->dev, "invalid STP state: %d\n", state); 2548 return; 2549 } 2550 2551 ksz_pwrite8(dev, port, regs[P_STP_CTRL], data); 2552 2553 p->stp_state = state; 2554 2555 ksz_update_port_member(dev, port); 2556 } 2557 2558 static int ksz_port_pre_bridge_flags(struct dsa_switch *ds, int port, 2559 struct switchdev_brport_flags flags, 2560 struct netlink_ext_ack *extack) 2561 { 2562 if (flags.mask & ~BR_LEARNING) 2563 return -EINVAL; 2564 2565 return 0; 2566 } 2567 2568 static int ksz_port_bridge_flags(struct dsa_switch *ds, int port, 2569 struct switchdev_brport_flags flags, 2570 struct netlink_ext_ack *extack) 2571 { 2572 struct ksz_device *dev = ds->priv; 2573 struct ksz_port *p = &dev->ports[port]; 2574 2575 if (flags.mask & BR_LEARNING) { 2576 p->learning = !!(flags.val & BR_LEARNING); 2577 2578 /* Make the change take effect immediately */ 2579 ksz_port_stp_state_set(ds, port, p->stp_state); 2580 } 2581 2582 return 0; 2583 } 2584 2585 static enum dsa_tag_protocol ksz_get_tag_protocol(struct dsa_switch *ds, 2586 int port, 2587 enum dsa_tag_protocol mp) 2588 { 2589 struct ksz_device *dev = ds->priv; 2590 enum dsa_tag_protocol proto = DSA_TAG_PROTO_NONE; 2591 2592 if (dev->chip_id == KSZ8795_CHIP_ID || 2593 dev->chip_id == KSZ8794_CHIP_ID || 2594 dev->chip_id == KSZ8765_CHIP_ID) 2595 proto = DSA_TAG_PROTO_KSZ8795; 2596 2597 if (dev->chip_id == KSZ8830_CHIP_ID || 2598 dev->chip_id == KSZ8563_CHIP_ID || 2599 dev->chip_id == KSZ9893_CHIP_ID || 2600 dev->chip_id == KSZ9563_CHIP_ID) 2601 proto = DSA_TAG_PROTO_KSZ9893; 2602 2603 if (dev->chip_id == KSZ9477_CHIP_ID || 2604 dev->chip_id == KSZ9896_CHIP_ID || 2605 dev->chip_id == KSZ9897_CHIP_ID || 2606 dev->chip_id == KSZ9567_CHIP_ID) 2607 proto = DSA_TAG_PROTO_KSZ9477; 2608 2609 if (is_lan937x(dev)) 2610 proto = DSA_TAG_PROTO_LAN937X_VALUE; 2611 2612 return proto; 2613 } 2614 2615 static int ksz_connect_tag_protocol(struct dsa_switch *ds, 2616 enum dsa_tag_protocol proto) 2617 { 2618 struct ksz_tagger_data *tagger_data; 2619 2620 tagger_data = ksz_tagger_data(ds); 2621 tagger_data->xmit_work_fn = ksz_port_deferred_xmit; 2622 2623 return 0; 2624 } 2625 2626 static int ksz_port_vlan_filtering(struct dsa_switch *ds, int port, 2627 bool flag, struct netlink_ext_ack *extack) 2628 { 2629 struct ksz_device *dev = ds->priv; 2630 2631 if (!dev->dev_ops->vlan_filtering) 2632 return -EOPNOTSUPP; 2633 2634 return dev->dev_ops->vlan_filtering(dev, port, flag, extack); 2635 } 2636 2637 static int ksz_port_vlan_add(struct dsa_switch *ds, int port, 2638 const struct switchdev_obj_port_vlan *vlan, 2639 struct netlink_ext_ack *extack) 2640 { 2641 struct ksz_device *dev = ds->priv; 2642 2643 if (!dev->dev_ops->vlan_add) 2644 return -EOPNOTSUPP; 2645 2646 return dev->dev_ops->vlan_add(dev, port, vlan, extack); 2647 } 2648 2649 static int ksz_port_vlan_del(struct dsa_switch *ds, int port, 2650 const struct switchdev_obj_port_vlan *vlan) 2651 { 2652 struct ksz_device *dev = ds->priv; 2653 2654 if (!dev->dev_ops->vlan_del) 2655 return -EOPNOTSUPP; 2656 2657 return dev->dev_ops->vlan_del(dev, port, vlan); 2658 } 2659 2660 static int ksz_port_mirror_add(struct dsa_switch *ds, int port, 2661 struct dsa_mall_mirror_tc_entry *mirror, 2662 bool ingress, struct netlink_ext_ack *extack) 2663 { 2664 struct ksz_device *dev = ds->priv; 2665 2666 if (!dev->dev_ops->mirror_add) 2667 return -EOPNOTSUPP; 2668 2669 return dev->dev_ops->mirror_add(dev, port, mirror, ingress, extack); 2670 } 2671 2672 static void ksz_port_mirror_del(struct dsa_switch *ds, int port, 2673 struct dsa_mall_mirror_tc_entry *mirror) 2674 { 2675 struct ksz_device *dev = ds->priv; 2676 2677 if (dev->dev_ops->mirror_del) 2678 dev->dev_ops->mirror_del(dev, port, mirror); 2679 } 2680 2681 static int ksz_change_mtu(struct dsa_switch *ds, int port, int mtu) 2682 { 2683 struct ksz_device *dev = ds->priv; 2684 2685 if (!dev->dev_ops->change_mtu) 2686 return -EOPNOTSUPP; 2687 2688 return dev->dev_ops->change_mtu(dev, port, mtu); 2689 } 2690 2691 static int ksz_max_mtu(struct dsa_switch *ds, int port) 2692 { 2693 struct ksz_device *dev = ds->priv; 2694 2695 switch (dev->chip_id) { 2696 case KSZ8795_CHIP_ID: 2697 case KSZ8794_CHIP_ID: 2698 case KSZ8765_CHIP_ID: 2699 return KSZ8795_HUGE_PACKET_SIZE - VLAN_ETH_HLEN - ETH_FCS_LEN; 2700 case KSZ8830_CHIP_ID: 2701 return KSZ8863_HUGE_PACKET_SIZE - VLAN_ETH_HLEN - ETH_FCS_LEN; 2702 case KSZ8563_CHIP_ID: 2703 case KSZ9477_CHIP_ID: 2704 case KSZ9563_CHIP_ID: 2705 case KSZ9567_CHIP_ID: 2706 case KSZ9893_CHIP_ID: 2707 case KSZ9896_CHIP_ID: 2708 case KSZ9897_CHIP_ID: 2709 case LAN9370_CHIP_ID: 2710 case LAN9371_CHIP_ID: 2711 case LAN9372_CHIP_ID: 2712 case LAN9373_CHIP_ID: 2713 case LAN9374_CHIP_ID: 2714 return KSZ9477_MAX_FRAME_SIZE - VLAN_ETH_HLEN - ETH_FCS_LEN; 2715 } 2716 2717 return -EOPNOTSUPP; 2718 } 2719 2720 static int ksz_validate_eee(struct dsa_switch *ds, int port) 2721 { 2722 struct ksz_device *dev = ds->priv; 2723 2724 if (!dev->info->internal_phy[port]) 2725 return -EOPNOTSUPP; 2726 2727 switch (dev->chip_id) { 2728 case KSZ8563_CHIP_ID: 2729 case KSZ9477_CHIP_ID: 2730 case KSZ9563_CHIP_ID: 2731 case KSZ9567_CHIP_ID: 2732 case KSZ9893_CHIP_ID: 2733 case KSZ9896_CHIP_ID: 2734 case KSZ9897_CHIP_ID: 2735 return 0; 2736 } 2737 2738 return -EOPNOTSUPP; 2739 } 2740 2741 static int ksz_get_mac_eee(struct dsa_switch *ds, int port, 2742 struct ethtool_eee *e) 2743 { 2744 int ret; 2745 2746 ret = ksz_validate_eee(ds, port); 2747 if (ret) 2748 return ret; 2749 2750 /* There is no documented control of Tx LPI configuration. */ 2751 e->tx_lpi_enabled = true; 2752 2753 /* There is no documented control of Tx LPI timer. According to tests 2754 * Tx LPI timer seems to be set by default to minimal value. 2755 */ 2756 e->tx_lpi_timer = 0; 2757 2758 return 0; 2759 } 2760 2761 static int ksz_set_mac_eee(struct dsa_switch *ds, int port, 2762 struct ethtool_eee *e) 2763 { 2764 struct ksz_device *dev = ds->priv; 2765 int ret; 2766 2767 ret = ksz_validate_eee(ds, port); 2768 if (ret) 2769 return ret; 2770 2771 if (!e->tx_lpi_enabled) { 2772 dev_err(dev->dev, "Disabling EEE Tx LPI is not supported\n"); 2773 return -EINVAL; 2774 } 2775 2776 if (e->tx_lpi_timer) { 2777 dev_err(dev->dev, "Setting EEE Tx LPI timer is not supported\n"); 2778 return -EINVAL; 2779 } 2780 2781 return 0; 2782 } 2783 2784 static void ksz_set_xmii(struct ksz_device *dev, int port, 2785 phy_interface_t interface) 2786 { 2787 const u8 *bitval = dev->info->xmii_ctrl1; 2788 struct ksz_port *p = &dev->ports[port]; 2789 const u16 *regs = dev->info->regs; 2790 u8 data8; 2791 2792 ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8); 2793 2794 data8 &= ~(P_MII_SEL_M | P_RGMII_ID_IG_ENABLE | 2795 P_RGMII_ID_EG_ENABLE); 2796 2797 switch (interface) { 2798 case PHY_INTERFACE_MODE_MII: 2799 data8 |= bitval[P_MII_SEL]; 2800 break; 2801 case PHY_INTERFACE_MODE_RMII: 2802 data8 |= bitval[P_RMII_SEL]; 2803 break; 2804 case PHY_INTERFACE_MODE_GMII: 2805 data8 |= bitval[P_GMII_SEL]; 2806 break; 2807 case PHY_INTERFACE_MODE_RGMII: 2808 case PHY_INTERFACE_MODE_RGMII_ID: 2809 case PHY_INTERFACE_MODE_RGMII_TXID: 2810 case PHY_INTERFACE_MODE_RGMII_RXID: 2811 data8 |= bitval[P_RGMII_SEL]; 2812 /* On KSZ9893, disable RGMII in-band status support */ 2813 if (dev->chip_id == KSZ9893_CHIP_ID || 2814 dev->chip_id == KSZ8563_CHIP_ID || 2815 dev->chip_id == KSZ9563_CHIP_ID) 2816 data8 &= ~P_MII_MAC_MODE; 2817 break; 2818 default: 2819 dev_err(dev->dev, "Unsupported interface '%s' for port %d\n", 2820 phy_modes(interface), port); 2821 return; 2822 } 2823 2824 if (p->rgmii_tx_val) 2825 data8 |= P_RGMII_ID_EG_ENABLE; 2826 2827 if (p->rgmii_rx_val) 2828 data8 |= P_RGMII_ID_IG_ENABLE; 2829 2830 /* Write the updated value */ 2831 ksz_pwrite8(dev, port, regs[P_XMII_CTRL_1], data8); 2832 } 2833 2834 phy_interface_t ksz_get_xmii(struct ksz_device *dev, int port, bool gbit) 2835 { 2836 const u8 *bitval = dev->info->xmii_ctrl1; 2837 const u16 *regs = dev->info->regs; 2838 phy_interface_t interface; 2839 u8 data8; 2840 u8 val; 2841 2842 ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8); 2843 2844 val = FIELD_GET(P_MII_SEL_M, data8); 2845 2846 if (val == bitval[P_MII_SEL]) { 2847 if (gbit) 2848 interface = PHY_INTERFACE_MODE_GMII; 2849 else 2850 interface = PHY_INTERFACE_MODE_MII; 2851 } else if (val == bitval[P_RMII_SEL]) { 2852 interface = PHY_INTERFACE_MODE_RGMII; 2853 } else { 2854 interface = PHY_INTERFACE_MODE_RGMII; 2855 if (data8 & P_RGMII_ID_EG_ENABLE) 2856 interface = PHY_INTERFACE_MODE_RGMII_TXID; 2857 if (data8 & P_RGMII_ID_IG_ENABLE) { 2858 interface = PHY_INTERFACE_MODE_RGMII_RXID; 2859 if (data8 & P_RGMII_ID_EG_ENABLE) 2860 interface = PHY_INTERFACE_MODE_RGMII_ID; 2861 } 2862 } 2863 2864 return interface; 2865 } 2866 2867 static void ksz_phylink_mac_config(struct dsa_switch *ds, int port, 2868 unsigned int mode, 2869 const struct phylink_link_state *state) 2870 { 2871 struct ksz_device *dev = ds->priv; 2872 2873 if (ksz_is_ksz88x3(dev)) 2874 return; 2875 2876 /* Internal PHYs */ 2877 if (dev->info->internal_phy[port]) 2878 return; 2879 2880 if (phylink_autoneg_inband(mode)) { 2881 dev_err(dev->dev, "In-band AN not supported!\n"); 2882 return; 2883 } 2884 2885 ksz_set_xmii(dev, port, state->interface); 2886 2887 if (dev->dev_ops->phylink_mac_config) 2888 dev->dev_ops->phylink_mac_config(dev, port, mode, state); 2889 2890 if (dev->dev_ops->setup_rgmii_delay) 2891 dev->dev_ops->setup_rgmii_delay(dev, port); 2892 } 2893 2894 bool ksz_get_gbit(struct ksz_device *dev, int port) 2895 { 2896 const u8 *bitval = dev->info->xmii_ctrl1; 2897 const u16 *regs = dev->info->regs; 2898 bool gbit = false; 2899 u8 data8; 2900 bool val; 2901 2902 ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8); 2903 2904 val = FIELD_GET(P_GMII_1GBIT_M, data8); 2905 2906 if (val == bitval[P_GMII_1GBIT]) 2907 gbit = true; 2908 2909 return gbit; 2910 } 2911 2912 static void ksz_set_gbit(struct ksz_device *dev, int port, bool gbit) 2913 { 2914 const u8 *bitval = dev->info->xmii_ctrl1; 2915 const u16 *regs = dev->info->regs; 2916 u8 data8; 2917 2918 ksz_pread8(dev, port, regs[P_XMII_CTRL_1], &data8); 2919 2920 data8 &= ~P_GMII_1GBIT_M; 2921 2922 if (gbit) 2923 data8 |= FIELD_PREP(P_GMII_1GBIT_M, bitval[P_GMII_1GBIT]); 2924 else 2925 data8 |= FIELD_PREP(P_GMII_1GBIT_M, bitval[P_GMII_NOT_1GBIT]); 2926 2927 /* Write the updated value */ 2928 ksz_pwrite8(dev, port, regs[P_XMII_CTRL_1], data8); 2929 } 2930 2931 static void ksz_set_100_10mbit(struct ksz_device *dev, int port, int speed) 2932 { 2933 const u8 *bitval = dev->info->xmii_ctrl0; 2934 const u16 *regs = dev->info->regs; 2935 u8 data8; 2936 2937 ksz_pread8(dev, port, regs[P_XMII_CTRL_0], &data8); 2938 2939 data8 &= ~P_MII_100MBIT_M; 2940 2941 if (speed == SPEED_100) 2942 data8 |= FIELD_PREP(P_MII_100MBIT_M, bitval[P_MII_100MBIT]); 2943 else 2944 data8 |= FIELD_PREP(P_MII_100MBIT_M, bitval[P_MII_10MBIT]); 2945 2946 /* Write the updated value */ 2947 ksz_pwrite8(dev, port, regs[P_XMII_CTRL_0], data8); 2948 } 2949 2950 static void ksz_port_set_xmii_speed(struct ksz_device *dev, int port, int speed) 2951 { 2952 if (speed == SPEED_1000) 2953 ksz_set_gbit(dev, port, true); 2954 else 2955 ksz_set_gbit(dev, port, false); 2956 2957 if (speed == SPEED_100 || speed == SPEED_10) 2958 ksz_set_100_10mbit(dev, port, speed); 2959 } 2960 2961 static void ksz_duplex_flowctrl(struct ksz_device *dev, int port, int duplex, 2962 bool tx_pause, bool rx_pause) 2963 { 2964 const u8 *bitval = dev->info->xmii_ctrl0; 2965 const u32 *masks = dev->info->masks; 2966 const u16 *regs = dev->info->regs; 2967 u8 mask; 2968 u8 val; 2969 2970 mask = P_MII_DUPLEX_M | masks[P_MII_TX_FLOW_CTRL] | 2971 masks[P_MII_RX_FLOW_CTRL]; 2972 2973 if (duplex == DUPLEX_FULL) 2974 val = FIELD_PREP(P_MII_DUPLEX_M, bitval[P_MII_FULL_DUPLEX]); 2975 else 2976 val = FIELD_PREP(P_MII_DUPLEX_M, bitval[P_MII_HALF_DUPLEX]); 2977 2978 if (tx_pause) 2979 val |= masks[P_MII_TX_FLOW_CTRL]; 2980 2981 if (rx_pause) 2982 val |= masks[P_MII_RX_FLOW_CTRL]; 2983 2984 ksz_prmw8(dev, port, regs[P_XMII_CTRL_0], mask, val); 2985 } 2986 2987 static void ksz9477_phylink_mac_link_up(struct ksz_device *dev, int port, 2988 unsigned int mode, 2989 phy_interface_t interface, 2990 struct phy_device *phydev, int speed, 2991 int duplex, bool tx_pause, 2992 bool rx_pause) 2993 { 2994 struct ksz_port *p; 2995 2996 p = &dev->ports[port]; 2997 2998 /* Internal PHYs */ 2999 if (dev->info->internal_phy[port]) 3000 return; 3001 3002 p->phydev.speed = speed; 3003 3004 ksz_port_set_xmii_speed(dev, port, speed); 3005 3006 ksz_duplex_flowctrl(dev, port, duplex, tx_pause, rx_pause); 3007 } 3008 3009 static void ksz_phylink_mac_link_up(struct dsa_switch *ds, int port, 3010 unsigned int mode, 3011 phy_interface_t interface, 3012 struct phy_device *phydev, int speed, 3013 int duplex, bool tx_pause, bool rx_pause) 3014 { 3015 struct ksz_device *dev = ds->priv; 3016 3017 if (dev->dev_ops->phylink_mac_link_up) 3018 dev->dev_ops->phylink_mac_link_up(dev, port, mode, interface, 3019 phydev, speed, duplex, 3020 tx_pause, rx_pause); 3021 } 3022 3023 static int ksz_switch_detect(struct ksz_device *dev) 3024 { 3025 u8 id1, id2, id4; 3026 u16 id16; 3027 u32 id32; 3028 int ret; 3029 3030 /* read chip id */ 3031 ret = ksz_read16(dev, REG_CHIP_ID0, &id16); 3032 if (ret) 3033 return ret; 3034 3035 id1 = FIELD_GET(SW_FAMILY_ID_M, id16); 3036 id2 = FIELD_GET(SW_CHIP_ID_M, id16); 3037 3038 switch (id1) { 3039 case KSZ87_FAMILY_ID: 3040 if (id2 == KSZ87_CHIP_ID_95) { 3041 u8 val; 3042 3043 dev->chip_id = KSZ8795_CHIP_ID; 3044 3045 ksz_read8(dev, KSZ8_PORT_STATUS_0, &val); 3046 if (val & KSZ8_PORT_FIBER_MODE) 3047 dev->chip_id = KSZ8765_CHIP_ID; 3048 } else if (id2 == KSZ87_CHIP_ID_94) { 3049 dev->chip_id = KSZ8794_CHIP_ID; 3050 } else { 3051 return -ENODEV; 3052 } 3053 break; 3054 case KSZ88_FAMILY_ID: 3055 if (id2 == KSZ88_CHIP_ID_63) 3056 dev->chip_id = KSZ8830_CHIP_ID; 3057 else 3058 return -ENODEV; 3059 break; 3060 default: 3061 ret = ksz_read32(dev, REG_CHIP_ID0, &id32); 3062 if (ret) 3063 return ret; 3064 3065 dev->chip_rev = FIELD_GET(SW_REV_ID_M, id32); 3066 id32 &= ~0xFF; 3067 3068 switch (id32) { 3069 case KSZ9477_CHIP_ID: 3070 case KSZ9896_CHIP_ID: 3071 case KSZ9897_CHIP_ID: 3072 case KSZ9567_CHIP_ID: 3073 case LAN9370_CHIP_ID: 3074 case LAN9371_CHIP_ID: 3075 case LAN9372_CHIP_ID: 3076 case LAN9373_CHIP_ID: 3077 case LAN9374_CHIP_ID: 3078 dev->chip_id = id32; 3079 break; 3080 case KSZ9893_CHIP_ID: 3081 ret = ksz_read8(dev, REG_CHIP_ID4, 3082 &id4); 3083 if (ret) 3084 return ret; 3085 3086 if (id4 == SKU_ID_KSZ8563) 3087 dev->chip_id = KSZ8563_CHIP_ID; 3088 else if (id4 == SKU_ID_KSZ9563) 3089 dev->chip_id = KSZ9563_CHIP_ID; 3090 else 3091 dev->chip_id = KSZ9893_CHIP_ID; 3092 3093 break; 3094 default: 3095 dev_err(dev->dev, 3096 "unsupported switch detected %x)\n", id32); 3097 return -ENODEV; 3098 } 3099 } 3100 return 0; 3101 } 3102 3103 /* Bandwidth is calculated by idle slope/transmission speed. Then the Bandwidth 3104 * is converted to Hex-decimal using the successive multiplication method. On 3105 * every step, integer part is taken and decimal part is carry forwarded. 3106 */ 3107 static int cinc_cal(s32 idle_slope, s32 send_slope, u32 *bw) 3108 { 3109 u32 cinc = 0; 3110 u32 txrate; 3111 u32 rate; 3112 u8 temp; 3113 u8 i; 3114 3115 txrate = idle_slope - send_slope; 3116 3117 if (!txrate) 3118 return -EINVAL; 3119 3120 rate = idle_slope; 3121 3122 /* 24 bit register */ 3123 for (i = 0; i < 6; i++) { 3124 rate = rate * 16; 3125 3126 temp = rate / txrate; 3127 3128 rate %= txrate; 3129 3130 cinc = ((cinc << 4) | temp); 3131 } 3132 3133 *bw = cinc; 3134 3135 return 0; 3136 } 3137 3138 static int ksz_setup_tc_mode(struct ksz_device *dev, int port, u8 scheduler, 3139 u8 shaper) 3140 { 3141 return ksz_pwrite8(dev, port, REG_PORT_MTI_QUEUE_CTRL_0, 3142 FIELD_PREP(MTI_SCHEDULE_MODE_M, scheduler) | 3143 FIELD_PREP(MTI_SHAPING_M, shaper)); 3144 } 3145 3146 static int ksz_setup_tc_cbs(struct dsa_switch *ds, int port, 3147 struct tc_cbs_qopt_offload *qopt) 3148 { 3149 struct ksz_device *dev = ds->priv; 3150 int ret; 3151 u32 bw; 3152 3153 if (!dev->info->tc_cbs_supported) 3154 return -EOPNOTSUPP; 3155 3156 if (qopt->queue > dev->info->num_tx_queues) 3157 return -EINVAL; 3158 3159 /* Queue Selection */ 3160 ret = ksz_pwrite32(dev, port, REG_PORT_MTI_QUEUE_INDEX__4, qopt->queue); 3161 if (ret) 3162 return ret; 3163 3164 if (!qopt->enable) 3165 return ksz_setup_tc_mode(dev, port, MTI_SCHEDULE_WRR, 3166 MTI_SHAPING_OFF); 3167 3168 /* High Credit */ 3169 ret = ksz_pwrite16(dev, port, REG_PORT_MTI_HI_WATER_MARK, 3170 qopt->hicredit); 3171 if (ret) 3172 return ret; 3173 3174 /* Low Credit */ 3175 ret = ksz_pwrite16(dev, port, REG_PORT_MTI_LO_WATER_MARK, 3176 qopt->locredit); 3177 if (ret) 3178 return ret; 3179 3180 /* Credit Increment Register */ 3181 ret = cinc_cal(qopt->idleslope, qopt->sendslope, &bw); 3182 if (ret) 3183 return ret; 3184 3185 if (dev->dev_ops->tc_cbs_set_cinc) { 3186 ret = dev->dev_ops->tc_cbs_set_cinc(dev, port, bw); 3187 if (ret) 3188 return ret; 3189 } 3190 3191 return ksz_setup_tc_mode(dev, port, MTI_SCHEDULE_STRICT_PRIO, 3192 MTI_SHAPING_SRP); 3193 } 3194 3195 static int ksz_disable_egress_rate_limit(struct ksz_device *dev, int port) 3196 { 3197 int queue, ret; 3198 3199 /* Configuration will not take effect until the last Port Queue X 3200 * Egress Limit Control Register is written. 3201 */ 3202 for (queue = 0; queue < dev->info->num_tx_queues; queue++) { 3203 ret = ksz_pwrite8(dev, port, KSZ9477_REG_PORT_OUT_RATE_0 + queue, 3204 KSZ9477_OUT_RATE_NO_LIMIT); 3205 if (ret) 3206 return ret; 3207 } 3208 3209 return 0; 3210 } 3211 3212 static int ksz_ets_band_to_queue(struct tc_ets_qopt_offload_replace_params *p, 3213 int band) 3214 { 3215 /* Compared to queues, bands prioritize packets differently. In strict 3216 * priority mode, the lowest priority is assigned to Queue 0 while the 3217 * highest priority is given to Band 0. 3218 */ 3219 return p->bands - 1 - band; 3220 } 3221 3222 static int ksz_queue_set_strict(struct ksz_device *dev, int port, int queue) 3223 { 3224 int ret; 3225 3226 ret = ksz_pwrite32(dev, port, REG_PORT_MTI_QUEUE_INDEX__4, queue); 3227 if (ret) 3228 return ret; 3229 3230 return ksz_setup_tc_mode(dev, port, MTI_SCHEDULE_STRICT_PRIO, 3231 MTI_SHAPING_OFF); 3232 } 3233 3234 static int ksz_queue_set_wrr(struct ksz_device *dev, int port, int queue, 3235 int weight) 3236 { 3237 int ret; 3238 3239 ret = ksz_pwrite32(dev, port, REG_PORT_MTI_QUEUE_INDEX__4, queue); 3240 if (ret) 3241 return ret; 3242 3243 ret = ksz_setup_tc_mode(dev, port, MTI_SCHEDULE_WRR, 3244 MTI_SHAPING_OFF); 3245 if (ret) 3246 return ret; 3247 3248 return ksz_pwrite8(dev, port, KSZ9477_PORT_MTI_QUEUE_CTRL_1, weight); 3249 } 3250 3251 static int ksz_tc_ets_add(struct ksz_device *dev, int port, 3252 struct tc_ets_qopt_offload_replace_params *p) 3253 { 3254 int ret, band, tc_prio; 3255 u32 queue_map = 0; 3256 3257 /* In order to ensure proper prioritization, it is necessary to set the 3258 * rate limit for the related queue to zero. Otherwise strict priority 3259 * or WRR mode will not work. This is a hardware limitation. 3260 */ 3261 ret = ksz_disable_egress_rate_limit(dev, port); 3262 if (ret) 3263 return ret; 3264 3265 /* Configure queue scheduling mode for all bands. Currently only strict 3266 * prio mode is supported. 3267 */ 3268 for (band = 0; band < p->bands; band++) { 3269 int queue = ksz_ets_band_to_queue(p, band); 3270 3271 ret = ksz_queue_set_strict(dev, port, queue); 3272 if (ret) 3273 return ret; 3274 } 3275 3276 /* Configure the mapping between traffic classes and queues. Note: 3277 * priomap variable support 16 traffic classes, but the chip can handle 3278 * only 8 classes. 3279 */ 3280 for (tc_prio = 0; tc_prio < ARRAY_SIZE(p->priomap); tc_prio++) { 3281 int queue; 3282 3283 if (tc_prio > KSZ9477_MAX_TC_PRIO) 3284 break; 3285 3286 queue = ksz_ets_band_to_queue(p, p->priomap[tc_prio]); 3287 queue_map |= queue << (tc_prio * KSZ9477_PORT_TC_MAP_S); 3288 } 3289 3290 return ksz_pwrite32(dev, port, KSZ9477_PORT_MRI_TC_MAP__4, queue_map); 3291 } 3292 3293 static int ksz_tc_ets_del(struct ksz_device *dev, int port) 3294 { 3295 int ret, queue, tc_prio, s; 3296 u32 queue_map = 0; 3297 3298 /* To restore the default chip configuration, set all queues to use the 3299 * WRR scheduler with a weight of 1. 3300 */ 3301 for (queue = 0; queue < dev->info->num_tx_queues; queue++) { 3302 ret = ksz_queue_set_wrr(dev, port, queue, 3303 KSZ9477_DEFAULT_WRR_WEIGHT); 3304 if (ret) 3305 return ret; 3306 } 3307 3308 switch (dev->info->num_tx_queues) { 3309 case 2: 3310 s = 2; 3311 break; 3312 case 4: 3313 s = 1; 3314 break; 3315 case 8: 3316 s = 0; 3317 break; 3318 default: 3319 return -EINVAL; 3320 } 3321 3322 /* Revert the queue mapping for TC-priority to its default setting on 3323 * the chip. 3324 */ 3325 for (tc_prio = 0; tc_prio <= KSZ9477_MAX_TC_PRIO; tc_prio++) { 3326 int queue; 3327 3328 queue = tc_prio >> s; 3329 queue_map |= queue << (tc_prio * KSZ9477_PORT_TC_MAP_S); 3330 } 3331 3332 return ksz_pwrite32(dev, port, KSZ9477_PORT_MRI_TC_MAP__4, queue_map); 3333 } 3334 3335 static int ksz_tc_ets_validate(struct ksz_device *dev, int port, 3336 struct tc_ets_qopt_offload_replace_params *p) 3337 { 3338 int band; 3339 3340 /* Since it is not feasible to share one port among multiple qdisc, 3341 * the user must configure all available queues appropriately. 3342 */ 3343 if (p->bands != dev->info->num_tx_queues) { 3344 dev_err(dev->dev, "Not supported amount of bands. It should be %d\n", 3345 dev->info->num_tx_queues); 3346 return -EOPNOTSUPP; 3347 } 3348 3349 for (band = 0; band < p->bands; ++band) { 3350 /* The KSZ switches utilize a weighted round robin configuration 3351 * where a certain number of packets can be transmitted from a 3352 * queue before the next queue is serviced. For more information 3353 * on this, refer to section 5.2.8.4 of the KSZ8565R 3354 * documentation on the Port Transmit Queue Control 1 Register. 3355 * However, the current ETS Qdisc implementation (as of February 3356 * 2023) assigns a weight to each queue based on the number of 3357 * bytes or extrapolated bandwidth in percentages. Since this 3358 * differs from the KSZ switches' method and we don't want to 3359 * fake support by converting bytes to packets, it is better to 3360 * return an error instead. 3361 */ 3362 if (p->quanta[band]) { 3363 dev_err(dev->dev, "Quanta/weights configuration is not supported.\n"); 3364 return -EOPNOTSUPP; 3365 } 3366 } 3367 3368 return 0; 3369 } 3370 3371 static int ksz_tc_setup_qdisc_ets(struct dsa_switch *ds, int port, 3372 struct tc_ets_qopt_offload *qopt) 3373 { 3374 struct ksz_device *dev = ds->priv; 3375 int ret; 3376 3377 if (!dev->info->tc_ets_supported) 3378 return -EOPNOTSUPP; 3379 3380 if (qopt->parent != TC_H_ROOT) { 3381 dev_err(dev->dev, "Parent should be \"root\"\n"); 3382 return -EOPNOTSUPP; 3383 } 3384 3385 switch (qopt->command) { 3386 case TC_ETS_REPLACE: 3387 ret = ksz_tc_ets_validate(dev, port, &qopt->replace_params); 3388 if (ret) 3389 return ret; 3390 3391 return ksz_tc_ets_add(dev, port, &qopt->replace_params); 3392 case TC_ETS_DESTROY: 3393 return ksz_tc_ets_del(dev, port); 3394 case TC_ETS_STATS: 3395 case TC_ETS_GRAFT: 3396 return -EOPNOTSUPP; 3397 } 3398 3399 return -EOPNOTSUPP; 3400 } 3401 3402 static int ksz_setup_tc(struct dsa_switch *ds, int port, 3403 enum tc_setup_type type, void *type_data) 3404 { 3405 switch (type) { 3406 case TC_SETUP_QDISC_CBS: 3407 return ksz_setup_tc_cbs(ds, port, type_data); 3408 case TC_SETUP_QDISC_ETS: 3409 return ksz_tc_setup_qdisc_ets(ds, port, type_data); 3410 default: 3411 return -EOPNOTSUPP; 3412 } 3413 } 3414 3415 static const struct dsa_switch_ops ksz_switch_ops = { 3416 .get_tag_protocol = ksz_get_tag_protocol, 3417 .connect_tag_protocol = ksz_connect_tag_protocol, 3418 .get_phy_flags = ksz_get_phy_flags, 3419 .setup = ksz_setup, 3420 .teardown = ksz_teardown, 3421 .phy_read = ksz_phy_read16, 3422 .phy_write = ksz_phy_write16, 3423 .phylink_get_caps = ksz_phylink_get_caps, 3424 .phylink_mac_config = ksz_phylink_mac_config, 3425 .phylink_mac_link_up = ksz_phylink_mac_link_up, 3426 .phylink_mac_link_down = ksz_mac_link_down, 3427 .port_enable = ksz_enable_port, 3428 .set_ageing_time = ksz_set_ageing_time, 3429 .get_strings = ksz_get_strings, 3430 .get_ethtool_stats = ksz_get_ethtool_stats, 3431 .get_sset_count = ksz_sset_count, 3432 .port_bridge_join = ksz_port_bridge_join, 3433 .port_bridge_leave = ksz_port_bridge_leave, 3434 .port_stp_state_set = ksz_port_stp_state_set, 3435 .port_pre_bridge_flags = ksz_port_pre_bridge_flags, 3436 .port_bridge_flags = ksz_port_bridge_flags, 3437 .port_fast_age = ksz_port_fast_age, 3438 .port_vlan_filtering = ksz_port_vlan_filtering, 3439 .port_vlan_add = ksz_port_vlan_add, 3440 .port_vlan_del = ksz_port_vlan_del, 3441 .port_fdb_dump = ksz_port_fdb_dump, 3442 .port_fdb_add = ksz_port_fdb_add, 3443 .port_fdb_del = ksz_port_fdb_del, 3444 .port_mdb_add = ksz_port_mdb_add, 3445 .port_mdb_del = ksz_port_mdb_del, 3446 .port_mirror_add = ksz_port_mirror_add, 3447 .port_mirror_del = ksz_port_mirror_del, 3448 .get_stats64 = ksz_get_stats64, 3449 .get_pause_stats = ksz_get_pause_stats, 3450 .port_change_mtu = ksz_change_mtu, 3451 .port_max_mtu = ksz_max_mtu, 3452 .get_ts_info = ksz_get_ts_info, 3453 .port_hwtstamp_get = ksz_hwtstamp_get, 3454 .port_hwtstamp_set = ksz_hwtstamp_set, 3455 .port_txtstamp = ksz_port_txtstamp, 3456 .port_rxtstamp = ksz_port_rxtstamp, 3457 .port_setup_tc = ksz_setup_tc, 3458 .get_mac_eee = ksz_get_mac_eee, 3459 .set_mac_eee = ksz_set_mac_eee, 3460 }; 3461 3462 struct ksz_device *ksz_switch_alloc(struct device *base, void *priv) 3463 { 3464 struct dsa_switch *ds; 3465 struct ksz_device *swdev; 3466 3467 ds = devm_kzalloc(base, sizeof(*ds), GFP_KERNEL); 3468 if (!ds) 3469 return NULL; 3470 3471 ds->dev = base; 3472 ds->num_ports = DSA_MAX_PORTS; 3473 ds->ops = &ksz_switch_ops; 3474 3475 swdev = devm_kzalloc(base, sizeof(*swdev), GFP_KERNEL); 3476 if (!swdev) 3477 return NULL; 3478 3479 ds->priv = swdev; 3480 swdev->dev = base; 3481 3482 swdev->ds = ds; 3483 swdev->priv = priv; 3484 3485 return swdev; 3486 } 3487 EXPORT_SYMBOL(ksz_switch_alloc); 3488 3489 static void ksz_parse_rgmii_delay(struct ksz_device *dev, int port_num, 3490 struct device_node *port_dn) 3491 { 3492 phy_interface_t phy_mode = dev->ports[port_num].interface; 3493 int rx_delay = -1, tx_delay = -1; 3494 3495 if (!phy_interface_mode_is_rgmii(phy_mode)) 3496 return; 3497 3498 of_property_read_u32(port_dn, "rx-internal-delay-ps", &rx_delay); 3499 of_property_read_u32(port_dn, "tx-internal-delay-ps", &tx_delay); 3500 3501 if (rx_delay == -1 && tx_delay == -1) { 3502 dev_warn(dev->dev, 3503 "Port %d interpreting RGMII delay settings based on \"phy-mode\" property, " 3504 "please update device tree to specify \"rx-internal-delay-ps\" and " 3505 "\"tx-internal-delay-ps\"", 3506 port_num); 3507 3508 if (phy_mode == PHY_INTERFACE_MODE_RGMII_RXID || 3509 phy_mode == PHY_INTERFACE_MODE_RGMII_ID) 3510 rx_delay = 2000; 3511 3512 if (phy_mode == PHY_INTERFACE_MODE_RGMII_TXID || 3513 phy_mode == PHY_INTERFACE_MODE_RGMII_ID) 3514 tx_delay = 2000; 3515 } 3516 3517 if (rx_delay < 0) 3518 rx_delay = 0; 3519 if (tx_delay < 0) 3520 tx_delay = 0; 3521 3522 dev->ports[port_num].rgmii_rx_val = rx_delay; 3523 dev->ports[port_num].rgmii_tx_val = tx_delay; 3524 } 3525 3526 int ksz_switch_register(struct ksz_device *dev) 3527 { 3528 const struct ksz_chip_data *info; 3529 struct device_node *port, *ports; 3530 phy_interface_t interface; 3531 unsigned int port_num; 3532 int ret; 3533 int i; 3534 3535 if (dev->pdata) 3536 dev->chip_id = dev->pdata->chip_id; 3537 3538 dev->reset_gpio = devm_gpiod_get_optional(dev->dev, "reset", 3539 GPIOD_OUT_LOW); 3540 if (IS_ERR(dev->reset_gpio)) 3541 return PTR_ERR(dev->reset_gpio); 3542 3543 if (dev->reset_gpio) { 3544 gpiod_set_value_cansleep(dev->reset_gpio, 1); 3545 usleep_range(10000, 12000); 3546 gpiod_set_value_cansleep(dev->reset_gpio, 0); 3547 msleep(100); 3548 } 3549 3550 mutex_init(&dev->dev_mutex); 3551 mutex_init(&dev->regmap_mutex); 3552 mutex_init(&dev->alu_mutex); 3553 mutex_init(&dev->vlan_mutex); 3554 3555 ret = ksz_switch_detect(dev); 3556 if (ret) 3557 return ret; 3558 3559 info = ksz_lookup_info(dev->chip_id); 3560 if (!info) 3561 return -ENODEV; 3562 3563 /* Update the compatible info with the probed one */ 3564 dev->info = info; 3565 3566 dev_info(dev->dev, "found switch: %s, rev %i\n", 3567 dev->info->dev_name, dev->chip_rev); 3568 3569 ret = ksz_check_device_id(dev); 3570 if (ret) 3571 return ret; 3572 3573 dev->dev_ops = dev->info->ops; 3574 3575 ret = dev->dev_ops->init(dev); 3576 if (ret) 3577 return ret; 3578 3579 dev->ports = devm_kzalloc(dev->dev, 3580 dev->info->port_cnt * sizeof(struct ksz_port), 3581 GFP_KERNEL); 3582 if (!dev->ports) 3583 return -ENOMEM; 3584 3585 for (i = 0; i < dev->info->port_cnt; i++) { 3586 spin_lock_init(&dev->ports[i].mib.stats64_lock); 3587 mutex_init(&dev->ports[i].mib.cnt_mutex); 3588 dev->ports[i].mib.counters = 3589 devm_kzalloc(dev->dev, 3590 sizeof(u64) * (dev->info->mib_cnt + 1), 3591 GFP_KERNEL); 3592 if (!dev->ports[i].mib.counters) 3593 return -ENOMEM; 3594 3595 dev->ports[i].ksz_dev = dev; 3596 dev->ports[i].num = i; 3597 } 3598 3599 /* set the real number of ports */ 3600 dev->ds->num_ports = dev->info->port_cnt; 3601 3602 /* Host port interface will be self detected, or specifically set in 3603 * device tree. 3604 */ 3605 for (port_num = 0; port_num < dev->info->port_cnt; ++port_num) 3606 dev->ports[port_num].interface = PHY_INTERFACE_MODE_NA; 3607 if (dev->dev->of_node) { 3608 ret = of_get_phy_mode(dev->dev->of_node, &interface); 3609 if (ret == 0) 3610 dev->compat_interface = interface; 3611 ports = of_get_child_by_name(dev->dev->of_node, "ethernet-ports"); 3612 if (!ports) 3613 ports = of_get_child_by_name(dev->dev->of_node, "ports"); 3614 if (ports) { 3615 for_each_available_child_of_node(ports, port) { 3616 if (of_property_read_u32(port, "reg", 3617 &port_num)) 3618 continue; 3619 if (!(dev->port_mask & BIT(port_num))) { 3620 of_node_put(port); 3621 of_node_put(ports); 3622 return -EINVAL; 3623 } 3624 of_get_phy_mode(port, 3625 &dev->ports[port_num].interface); 3626 3627 ksz_parse_rgmii_delay(dev, port_num, port); 3628 } 3629 of_node_put(ports); 3630 } 3631 dev->synclko_125 = of_property_read_bool(dev->dev->of_node, 3632 "microchip,synclko-125"); 3633 dev->synclko_disable = of_property_read_bool(dev->dev->of_node, 3634 "microchip,synclko-disable"); 3635 if (dev->synclko_125 && dev->synclko_disable) { 3636 dev_err(dev->dev, "inconsistent synclko settings\n"); 3637 return -EINVAL; 3638 } 3639 } 3640 3641 ret = dsa_register_switch(dev->ds); 3642 if (ret) { 3643 dev->dev_ops->exit(dev); 3644 return ret; 3645 } 3646 3647 /* Read MIB counters every 30 seconds to avoid overflow. */ 3648 dev->mib_read_interval = msecs_to_jiffies(5000); 3649 3650 /* Start the MIB timer. */ 3651 schedule_delayed_work(&dev->mib_read, 0); 3652 3653 return ret; 3654 } 3655 EXPORT_SYMBOL(ksz_switch_register); 3656 3657 void ksz_switch_remove(struct ksz_device *dev) 3658 { 3659 /* timer started */ 3660 if (dev->mib_read_interval) { 3661 dev->mib_read_interval = 0; 3662 cancel_delayed_work_sync(&dev->mib_read); 3663 } 3664 3665 dev->dev_ops->exit(dev); 3666 dsa_unregister_switch(dev->ds); 3667 3668 if (dev->reset_gpio) 3669 gpiod_set_value_cansleep(dev->reset_gpio, 1); 3670 3671 } 3672 EXPORT_SYMBOL(ksz_switch_remove); 3673 3674 MODULE_AUTHOR("Woojung Huh <Woojung.Huh@microchip.com>"); 3675 MODULE_DESCRIPTION("Microchip KSZ Series Switch DSA Driver"); 3676 MODULE_LICENSE("GPL"); 3677