1 /* 2 * DWMAC4 Header file. 3 * 4 * Copyright (C) 2015 STMicroelectronics Ltd 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms and conditions of the GNU General Public License, 8 * version 2, as published by the Free Software Foundation. 9 * 10 * Author: Alexandre Torgue <alexandre.torgue@st.com> 11 */ 12 13 #ifndef __DWMAC4_H__ 14 #define __DWMAC4_H__ 15 16 #include "common.h" 17 18 /* MAC registers */ 19 #define GMAC_CONFIG 0x00000000 20 #define GMAC_PACKET_FILTER 0x00000008 21 #define GMAC_HASH_TAB_0_31 0x00000010 22 #define GMAC_HASH_TAB_32_63 0x00000014 23 #define GMAC_RX_FLOW_CTRL 0x00000090 24 #define GMAC_QX_TX_FLOW_CTRL(x) (0x70 + x * 4) 25 #define GMAC_TXQ_PRTY_MAP0 0x98 26 #define GMAC_TXQ_PRTY_MAP1 0x9C 27 #define GMAC_RXQ_CTRL0 0x000000a0 28 #define GMAC_RXQ_CTRL1 0x000000a4 29 #define GMAC_RXQ_CTRL2 0x000000a8 30 #define GMAC_RXQ_CTRL3 0x000000ac 31 #define GMAC_INT_STATUS 0x000000b0 32 #define GMAC_INT_EN 0x000000b4 33 #define GMAC_1US_TIC_COUNTER 0x000000dc 34 #define GMAC_PCS_BASE 0x000000e0 35 #define GMAC_PHYIF_CONTROL_STATUS 0x000000f8 36 #define GMAC_PMT 0x000000c0 37 #define GMAC_VERSION 0x00000110 38 #define GMAC_DEBUG 0x00000114 39 #define GMAC_HW_FEATURE0 0x0000011c 40 #define GMAC_HW_FEATURE1 0x00000120 41 #define GMAC_HW_FEATURE2 0x00000124 42 #define GMAC_MDIO_ADDR 0x00000200 43 #define GMAC_MDIO_DATA 0x00000204 44 #define GMAC_ADDR_HIGH(reg) (0x300 + reg * 8) 45 #define GMAC_ADDR_LOW(reg) (0x304 + reg * 8) 46 47 /* RX Queues Routing */ 48 #define GMAC_RXQCTRL_AVCPQ_MASK GENMASK(2, 0) 49 #define GMAC_RXQCTRL_AVCPQ_SHIFT 0 50 #define GMAC_RXQCTRL_PTPQ_MASK GENMASK(6, 4) 51 #define GMAC_RXQCTRL_PTPQ_SHIFT 4 52 #define GMAC_RXQCTRL_DCBCPQ_MASK GENMASK(10, 8) 53 #define GMAC_RXQCTRL_DCBCPQ_SHIFT 8 54 #define GMAC_RXQCTRL_UPQ_MASK GENMASK(14, 12) 55 #define GMAC_RXQCTRL_UPQ_SHIFT 12 56 #define GMAC_RXQCTRL_MCBCQ_MASK GENMASK(18, 16) 57 #define GMAC_RXQCTRL_MCBCQ_SHIFT 16 58 #define GMAC_RXQCTRL_MCBCQEN BIT(20) 59 #define GMAC_RXQCTRL_MCBCQEN_SHIFT 20 60 #define GMAC_RXQCTRL_TACPQE BIT(21) 61 #define GMAC_RXQCTRL_TACPQE_SHIFT 21 62 63 /* MAC Packet Filtering */ 64 #define GMAC_PACKET_FILTER_PR BIT(0) 65 #define GMAC_PACKET_FILTER_HMC BIT(2) 66 #define GMAC_PACKET_FILTER_PM BIT(4) 67 68 #define GMAC_MAX_PERFECT_ADDRESSES 128 69 70 /* MAC RX Queue Enable */ 71 #define GMAC_RX_QUEUE_CLEAR(queue) ~(GENMASK(1, 0) << ((queue) * 2)) 72 #define GMAC_RX_AV_QUEUE_ENABLE(queue) BIT((queue) * 2) 73 #define GMAC_RX_DCB_QUEUE_ENABLE(queue) BIT(((queue) * 2) + 1) 74 75 /* MAC Flow Control RX */ 76 #define GMAC_RX_FLOW_CTRL_RFE BIT(0) 77 78 /* RX Queues Priorities */ 79 #define GMAC_RXQCTRL_PSRQX_MASK(x) GENMASK(7 + ((x) * 8), 0 + ((x) * 8)) 80 #define GMAC_RXQCTRL_PSRQX_SHIFT(x) ((x) * 8) 81 82 /* TX Queues Priorities */ 83 #define GMAC_TXQCTRL_PSTQX_MASK(x) GENMASK(7 + ((x) * 8), 0 + ((x) * 8)) 84 #define GMAC_TXQCTRL_PSTQX_SHIFT(x) ((x) * 8) 85 86 /* MAC Flow Control TX */ 87 #define GMAC_TX_FLOW_CTRL_TFE BIT(1) 88 #define GMAC_TX_FLOW_CTRL_PT_SHIFT 16 89 90 /* MAC Interrupt bitmap*/ 91 #define GMAC_INT_RGSMIIS BIT(0) 92 #define GMAC_INT_PCS_LINK BIT(1) 93 #define GMAC_INT_PCS_ANE BIT(2) 94 #define GMAC_INT_PCS_PHYIS BIT(3) 95 #define GMAC_INT_PMT_EN BIT(4) 96 #define GMAC_INT_LPI_EN BIT(5) 97 98 #define GMAC_PCS_IRQ_DEFAULT (GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK | \ 99 GMAC_INT_PCS_ANE) 100 101 #define GMAC_INT_DEFAULT_MASK GMAC_INT_PMT_EN 102 103 enum dwmac4_irq_status { 104 time_stamp_irq = 0x00001000, 105 mmc_rx_csum_offload_irq = 0x00000800, 106 mmc_tx_irq = 0x00000400, 107 mmc_rx_irq = 0x00000200, 108 mmc_irq = 0x00000100, 109 pmt_irq = 0x00000010, 110 }; 111 112 /* MAC PMT bitmap */ 113 enum power_event { 114 pointer_reset = 0x80000000, 115 global_unicast = 0x00000200, 116 wake_up_rx_frame = 0x00000040, 117 magic_frame = 0x00000020, 118 wake_up_frame_en = 0x00000004, 119 magic_pkt_en = 0x00000002, 120 power_down = 0x00000001, 121 }; 122 123 /* Energy Efficient Ethernet (EEE) for GMAC4 124 * 125 * LPI status, timer and control register offset 126 */ 127 #define GMAC4_LPI_CTRL_STATUS 0xd0 128 #define GMAC4_LPI_TIMER_CTRL 0xd4 129 130 /* LPI control and status defines */ 131 #define GMAC4_LPI_CTRL_STATUS_LPITCSE BIT(21) /* LPI Tx Clock Stop Enable */ 132 #define GMAC4_LPI_CTRL_STATUS_LPITXA BIT(19) /* Enable LPI TX Automate */ 133 #define GMAC4_LPI_CTRL_STATUS_PLS BIT(17) /* PHY Link Status */ 134 #define GMAC4_LPI_CTRL_STATUS_LPIEN BIT(16) /* LPI Enable */ 135 136 /* MAC Debug bitmap */ 137 #define GMAC_DEBUG_TFCSTS_MASK GENMASK(18, 17) 138 #define GMAC_DEBUG_TFCSTS_SHIFT 17 139 #define GMAC_DEBUG_TFCSTS_IDLE 0 140 #define GMAC_DEBUG_TFCSTS_WAIT 1 141 #define GMAC_DEBUG_TFCSTS_GEN_PAUSE 2 142 #define GMAC_DEBUG_TFCSTS_XFER 3 143 #define GMAC_DEBUG_TPESTS BIT(16) 144 #define GMAC_DEBUG_RFCFCSTS_MASK GENMASK(2, 1) 145 #define GMAC_DEBUG_RFCFCSTS_SHIFT 1 146 #define GMAC_DEBUG_RPESTS BIT(0) 147 148 /* MAC config */ 149 #define GMAC_CONFIG_IPC BIT(27) 150 #define GMAC_CONFIG_2K BIT(22) 151 #define GMAC_CONFIG_ACS BIT(20) 152 #define GMAC_CONFIG_BE BIT(18) 153 #define GMAC_CONFIG_JD BIT(17) 154 #define GMAC_CONFIG_JE BIT(16) 155 #define GMAC_CONFIG_PS BIT(15) 156 #define GMAC_CONFIG_FES BIT(14) 157 #define GMAC_CONFIG_DM BIT(13) 158 #define GMAC_CONFIG_DCRS BIT(9) 159 #define GMAC_CONFIG_TE BIT(1) 160 #define GMAC_CONFIG_RE BIT(0) 161 162 /* MAC HW features0 bitmap */ 163 #define GMAC_HW_FEAT_ADDMAC BIT(18) 164 #define GMAC_HW_FEAT_RXCOESEL BIT(16) 165 #define GMAC_HW_FEAT_TXCOSEL BIT(14) 166 #define GMAC_HW_FEAT_EEESEL BIT(13) 167 #define GMAC_HW_FEAT_TSSEL BIT(12) 168 #define GMAC_HW_FEAT_MMCSEL BIT(8) 169 #define GMAC_HW_FEAT_MGKSEL BIT(7) 170 #define GMAC_HW_FEAT_RWKSEL BIT(6) 171 #define GMAC_HW_FEAT_SMASEL BIT(5) 172 #define GMAC_HW_FEAT_VLHASH BIT(4) 173 #define GMAC_HW_FEAT_PCSSEL BIT(3) 174 #define GMAC_HW_FEAT_HDSEL BIT(2) 175 #define GMAC_HW_FEAT_GMIISEL BIT(1) 176 #define GMAC_HW_FEAT_MIISEL BIT(0) 177 178 /* MAC HW features1 bitmap */ 179 #define GMAC_HW_FEAT_AVSEL BIT(20) 180 #define GMAC_HW_TSOEN BIT(18) 181 #define GMAC_HW_TXFIFOSIZE GENMASK(10, 6) 182 #define GMAC_HW_RXFIFOSIZE GENMASK(4, 0) 183 184 /* MAC HW features2 bitmap */ 185 #define GMAC_HW_FEAT_TXCHCNT GENMASK(21, 18) 186 #define GMAC_HW_FEAT_RXCHCNT GENMASK(15, 12) 187 #define GMAC_HW_FEAT_TXQCNT GENMASK(9, 6) 188 #define GMAC_HW_FEAT_RXQCNT GENMASK(3, 0) 189 190 /* MAC HW ADDR regs */ 191 #define GMAC_HI_DCS GENMASK(18, 16) 192 #define GMAC_HI_DCS_SHIFT 16 193 #define GMAC_HI_REG_AE BIT(31) 194 195 /* MTL registers */ 196 #define MTL_OPERATION_MODE 0x00000c00 197 #define MTL_OPERATION_SCHALG_MASK GENMASK(6, 5) 198 #define MTL_OPERATION_SCHALG_WRR (0x0 << 5) 199 #define MTL_OPERATION_SCHALG_WFQ (0x1 << 5) 200 #define MTL_OPERATION_SCHALG_DWRR (0x2 << 5) 201 #define MTL_OPERATION_SCHALG_SP (0x3 << 5) 202 #define MTL_OPERATION_RAA BIT(2) 203 #define MTL_OPERATION_RAA_SP (0x0 << 2) 204 #define MTL_OPERATION_RAA_WSP (0x1 << 2) 205 206 #define MTL_INT_STATUS 0x00000c20 207 #define MTL_INT_QX(x) BIT(x) 208 209 #define MTL_RXQ_DMA_MAP0 0x00000c30 /* queue 0 to 3 */ 210 #define MTL_RXQ_DMA_MAP1 0x00000c34 /* queue 4 to 7 */ 211 #define MTL_RXQ_DMA_Q04MDMACH_MASK GENMASK(3, 0) 212 #define MTL_RXQ_DMA_Q04MDMACH(x) ((x) << 0) 213 #define MTL_RXQ_DMA_QXMDMACH_MASK(x) GENMASK(11 + (8 * ((x) - 1)), 8 * (x)) 214 #define MTL_RXQ_DMA_QXMDMACH(chan, q) ((chan) << (8 * (q))) 215 216 #define MTL_CHAN_BASE_ADDR 0x00000d00 217 #define MTL_CHAN_BASE_OFFSET 0x40 218 #define MTL_CHANX_BASE_ADDR(x) (MTL_CHAN_BASE_ADDR + \ 219 (x * MTL_CHAN_BASE_OFFSET)) 220 221 #define MTL_CHAN_TX_OP_MODE(x) MTL_CHANX_BASE_ADDR(x) 222 #define MTL_CHAN_TX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x8) 223 #define MTL_CHAN_INT_CTRL(x) (MTL_CHANX_BASE_ADDR(x) + 0x2c) 224 #define MTL_CHAN_RX_OP_MODE(x) (MTL_CHANX_BASE_ADDR(x) + 0x30) 225 #define MTL_CHAN_RX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x38) 226 227 #define MTL_OP_MODE_RSF BIT(5) 228 #define MTL_OP_MODE_TXQEN BIT(3) 229 #define MTL_OP_MODE_TSF BIT(1) 230 231 #define MTL_OP_MODE_TQS_MASK GENMASK(24, 16) 232 #define MTL_OP_MODE_TQS_SHIFT 16 233 234 #define MTL_OP_MODE_TTC_MASK 0x70 235 #define MTL_OP_MODE_TTC_SHIFT 4 236 237 #define MTL_OP_MODE_TTC_32 0 238 #define MTL_OP_MODE_TTC_64 (1 << MTL_OP_MODE_TTC_SHIFT) 239 #define MTL_OP_MODE_TTC_96 (2 << MTL_OP_MODE_TTC_SHIFT) 240 #define MTL_OP_MODE_TTC_128 (3 << MTL_OP_MODE_TTC_SHIFT) 241 #define MTL_OP_MODE_TTC_192 (4 << MTL_OP_MODE_TTC_SHIFT) 242 #define MTL_OP_MODE_TTC_256 (5 << MTL_OP_MODE_TTC_SHIFT) 243 #define MTL_OP_MODE_TTC_384 (6 << MTL_OP_MODE_TTC_SHIFT) 244 #define MTL_OP_MODE_TTC_512 (7 << MTL_OP_MODE_TTC_SHIFT) 245 246 #define MTL_OP_MODE_RQS_MASK GENMASK(29, 20) 247 #define MTL_OP_MODE_RQS_SHIFT 20 248 249 #define MTL_OP_MODE_RFD_MASK GENMASK(19, 14) 250 #define MTL_OP_MODE_RFD_SHIFT 14 251 252 #define MTL_OP_MODE_RFA_MASK GENMASK(13, 8) 253 #define MTL_OP_MODE_RFA_SHIFT 8 254 255 #define MTL_OP_MODE_EHFC BIT(7) 256 257 #define MTL_OP_MODE_RTC_MASK 0x18 258 #define MTL_OP_MODE_RTC_SHIFT 3 259 260 #define MTL_OP_MODE_RTC_32 (1 << MTL_OP_MODE_RTC_SHIFT) 261 #define MTL_OP_MODE_RTC_64 0 262 #define MTL_OP_MODE_RTC_96 (2 << MTL_OP_MODE_RTC_SHIFT) 263 #define MTL_OP_MODE_RTC_128 (3 << MTL_OP_MODE_RTC_SHIFT) 264 265 /* MTL ETS Control register */ 266 #define MTL_ETS_CTRL_BASE_ADDR 0x00000d10 267 #define MTL_ETS_CTRL_BASE_OFFSET 0x40 268 #define MTL_ETSX_CTRL_BASE_ADDR(x) (MTL_ETS_CTRL_BASE_ADDR + \ 269 ((x) * MTL_ETS_CTRL_BASE_OFFSET)) 270 271 #define MTL_ETS_CTRL_CC BIT(3) 272 #define MTL_ETS_CTRL_AVALG BIT(2) 273 274 /* MTL Queue Quantum Weight */ 275 #define MTL_TXQ_WEIGHT_BASE_ADDR 0x00000d18 276 #define MTL_TXQ_WEIGHT_BASE_OFFSET 0x40 277 #define MTL_TXQX_WEIGHT_BASE_ADDR(x) (MTL_TXQ_WEIGHT_BASE_ADDR + \ 278 ((x) * MTL_TXQ_WEIGHT_BASE_OFFSET)) 279 #define MTL_TXQ_WEIGHT_ISCQW_MASK GENMASK(20, 0) 280 281 /* MTL sendSlopeCredit register */ 282 #define MTL_SEND_SLP_CRED_BASE_ADDR 0x00000d1c 283 #define MTL_SEND_SLP_CRED_OFFSET 0x40 284 #define MTL_SEND_SLP_CREDX_BASE_ADDR(x) (MTL_SEND_SLP_CRED_BASE_ADDR + \ 285 ((x) * MTL_SEND_SLP_CRED_OFFSET)) 286 287 #define MTL_SEND_SLP_CRED_SSC_MASK GENMASK(13, 0) 288 289 /* MTL hiCredit register */ 290 #define MTL_HIGH_CRED_BASE_ADDR 0x00000d20 291 #define MTL_HIGH_CRED_OFFSET 0x40 292 #define MTL_HIGH_CREDX_BASE_ADDR(x) (MTL_HIGH_CRED_BASE_ADDR + \ 293 ((x) * MTL_HIGH_CRED_OFFSET)) 294 295 #define MTL_HIGH_CRED_HC_MASK GENMASK(28, 0) 296 297 /* MTL loCredit register */ 298 #define MTL_LOW_CRED_BASE_ADDR 0x00000d24 299 #define MTL_LOW_CRED_OFFSET 0x40 300 #define MTL_LOW_CREDX_BASE_ADDR(x) (MTL_LOW_CRED_BASE_ADDR + \ 301 ((x) * MTL_LOW_CRED_OFFSET)) 302 303 #define MTL_HIGH_CRED_LC_MASK GENMASK(28, 0) 304 305 /* MTL debug */ 306 #define MTL_DEBUG_TXSTSFSTS BIT(5) 307 #define MTL_DEBUG_TXFSTS BIT(4) 308 #define MTL_DEBUG_TWCSTS BIT(3) 309 310 /* MTL debug: Tx FIFO Read Controller Status */ 311 #define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1) 312 #define MTL_DEBUG_TRCSTS_SHIFT 1 313 #define MTL_DEBUG_TRCSTS_IDLE 0 314 #define MTL_DEBUG_TRCSTS_READ 1 315 #define MTL_DEBUG_TRCSTS_TXW 2 316 #define MTL_DEBUG_TRCSTS_WRITE 3 317 #define MTL_DEBUG_TXPAUSED BIT(0) 318 319 /* MAC debug: GMII or MII Transmit Protocol Engine Status */ 320 #define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4) 321 #define MTL_DEBUG_RXFSTS_SHIFT 4 322 #define MTL_DEBUG_RXFSTS_EMPTY 0 323 #define MTL_DEBUG_RXFSTS_BT 1 324 #define MTL_DEBUG_RXFSTS_AT 2 325 #define MTL_DEBUG_RXFSTS_FULL 3 326 #define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1) 327 #define MTL_DEBUG_RRCSTS_SHIFT 1 328 #define MTL_DEBUG_RRCSTS_IDLE 0 329 #define MTL_DEBUG_RRCSTS_RDATA 1 330 #define MTL_DEBUG_RRCSTS_RSTAT 2 331 #define MTL_DEBUG_RRCSTS_FLUSH 3 332 #define MTL_DEBUG_RWCSTS BIT(0) 333 334 /* MTL interrupt */ 335 #define MTL_RX_OVERFLOW_INT_EN BIT(24) 336 #define MTL_RX_OVERFLOW_INT BIT(16) 337 338 /* Default operating mode of the MAC */ 339 #define GMAC_CORE_INIT (GMAC_CONFIG_JD | GMAC_CONFIG_PS | GMAC_CONFIG_ACS | \ 340 GMAC_CONFIG_BE | GMAC_CONFIG_DCRS) 341 342 /* To dump the core regs excluding the Address Registers */ 343 #define GMAC_REG_NUM 132 344 345 /* MTL debug */ 346 #define MTL_DEBUG_TXSTSFSTS BIT(5) 347 #define MTL_DEBUG_TXFSTS BIT(4) 348 #define MTL_DEBUG_TWCSTS BIT(3) 349 350 /* MTL debug: Tx FIFO Read Controller Status */ 351 #define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1) 352 #define MTL_DEBUG_TRCSTS_SHIFT 1 353 #define MTL_DEBUG_TRCSTS_IDLE 0 354 #define MTL_DEBUG_TRCSTS_READ 1 355 #define MTL_DEBUG_TRCSTS_TXW 2 356 #define MTL_DEBUG_TRCSTS_WRITE 3 357 #define MTL_DEBUG_TXPAUSED BIT(0) 358 359 /* MAC debug: GMII or MII Transmit Protocol Engine Status */ 360 #define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4) 361 #define MTL_DEBUG_RXFSTS_SHIFT 4 362 #define MTL_DEBUG_RXFSTS_EMPTY 0 363 #define MTL_DEBUG_RXFSTS_BT 1 364 #define MTL_DEBUG_RXFSTS_AT 2 365 #define MTL_DEBUG_RXFSTS_FULL 3 366 #define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1) 367 #define MTL_DEBUG_RRCSTS_SHIFT 1 368 #define MTL_DEBUG_RRCSTS_IDLE 0 369 #define MTL_DEBUG_RRCSTS_RDATA 1 370 #define MTL_DEBUG_RRCSTS_RSTAT 2 371 #define MTL_DEBUG_RRCSTS_FLUSH 3 372 #define MTL_DEBUG_RWCSTS BIT(0) 373 374 /* SGMII/RGMII status register */ 375 #define GMAC_PHYIF_CTRLSTATUS_TC BIT(0) 376 #define GMAC_PHYIF_CTRLSTATUS_LUD BIT(1) 377 #define GMAC_PHYIF_CTRLSTATUS_SMIDRXS BIT(4) 378 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD BIT(16) 379 #define GMAC_PHYIF_CTRLSTATUS_SPEED GENMASK(18, 17) 380 #define GMAC_PHYIF_CTRLSTATUS_SPEED_SHIFT 17 381 #define GMAC_PHYIF_CTRLSTATUS_LNKSTS BIT(19) 382 #define GMAC_PHYIF_CTRLSTATUS_JABTO BIT(20) 383 #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET BIT(21) 384 /* LNKMOD */ 385 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK 0x1 386 /* LNKSPEED */ 387 #define GMAC_PHYIF_CTRLSTATUS_SPEED_125 0x2 388 #define GMAC_PHYIF_CTRLSTATUS_SPEED_25 0x1 389 #define GMAC_PHYIF_CTRLSTATUS_SPEED_2_5 0x0 390 391 extern const struct stmmac_dma_ops dwmac4_dma_ops; 392 extern const struct stmmac_dma_ops dwmac410_dma_ops; 393 #endif /* __DWMAC4_H__ */ 394