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_RXQ_CTRL0 0x000000a0 26 #define GMAC_INT_STATUS 0x000000b0 27 #define GMAC_INT_EN 0x000000b4 28 #define GMAC_1US_TIC_COUNTER 0x000000dc 29 #define GMAC_PCS_BASE 0x000000e0 30 #define GMAC_PHYIF_CONTROL_STATUS 0x000000f8 31 #define GMAC_PMT 0x000000c0 32 #define GMAC_VERSION 0x00000110 33 #define GMAC_DEBUG 0x00000114 34 #define GMAC_HW_FEATURE0 0x0000011c 35 #define GMAC_HW_FEATURE1 0x00000120 36 #define GMAC_HW_FEATURE2 0x00000124 37 #define GMAC_MDIO_ADDR 0x00000200 38 #define GMAC_MDIO_DATA 0x00000204 39 #define GMAC_ADDR_HIGH(reg) (0x300 + reg * 8) 40 #define GMAC_ADDR_LOW(reg) (0x304 + reg * 8) 41 42 /* MAC Packet Filtering */ 43 #define GMAC_PACKET_FILTER_PR BIT(0) 44 #define GMAC_PACKET_FILTER_HMC BIT(2) 45 #define GMAC_PACKET_FILTER_PM BIT(4) 46 47 #define GMAC_MAX_PERFECT_ADDRESSES 128 48 49 /* MAC RX Queue Enable */ 50 #define GMAC_RX_QUEUE_CLEAR(queue) ~(GENMASK(1, 0) << ((queue) * 2)) 51 #define GMAC_RX_AV_QUEUE_ENABLE(queue) BIT((queue) * 2) 52 #define GMAC_RX_DCB_QUEUE_ENABLE(queue) BIT(((queue) * 2) + 1) 53 54 /* MAC Flow Control RX */ 55 #define GMAC_RX_FLOW_CTRL_RFE BIT(0) 56 57 /* MAC Flow Control TX */ 58 #define GMAC_TX_FLOW_CTRL_TFE BIT(1) 59 #define GMAC_TX_FLOW_CTRL_PT_SHIFT 16 60 61 /* MAC Interrupt bitmap*/ 62 #define GMAC_INT_RGSMIIS BIT(0) 63 #define GMAC_INT_PCS_LINK BIT(1) 64 #define GMAC_INT_PCS_ANE BIT(2) 65 #define GMAC_INT_PCS_PHYIS BIT(3) 66 #define GMAC_INT_PMT_EN BIT(4) 67 #define GMAC_INT_LPI_EN BIT(5) 68 69 #define GMAC_PCS_IRQ_DEFAULT (GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK | \ 70 GMAC_INT_PCS_ANE) 71 72 #define GMAC_INT_DEFAULT_MASK GMAC_INT_PMT_EN 73 74 enum dwmac4_irq_status { 75 time_stamp_irq = 0x00001000, 76 mmc_rx_csum_offload_irq = 0x00000800, 77 mmc_tx_irq = 0x00000400, 78 mmc_rx_irq = 0x00000200, 79 mmc_irq = 0x00000100, 80 pmt_irq = 0x00000010, 81 }; 82 83 /* MAC PMT bitmap */ 84 enum power_event { 85 pointer_reset = 0x80000000, 86 global_unicast = 0x00000200, 87 wake_up_rx_frame = 0x00000040, 88 magic_frame = 0x00000020, 89 wake_up_frame_en = 0x00000004, 90 magic_pkt_en = 0x00000002, 91 power_down = 0x00000001, 92 }; 93 94 /* Energy Efficient Ethernet (EEE) for GMAC4 95 * 96 * LPI status, timer and control register offset 97 */ 98 #define GMAC4_LPI_CTRL_STATUS 0xd0 99 #define GMAC4_LPI_TIMER_CTRL 0xd4 100 101 /* LPI control and status defines */ 102 #define GMAC4_LPI_CTRL_STATUS_LPITCSE BIT(21) /* LPI Tx Clock Stop Enable */ 103 #define GMAC4_LPI_CTRL_STATUS_LPITXA BIT(19) /* Enable LPI TX Automate */ 104 #define GMAC4_LPI_CTRL_STATUS_PLS BIT(17) /* PHY Link Status */ 105 #define GMAC4_LPI_CTRL_STATUS_LPIEN BIT(16) /* LPI Enable */ 106 107 /* MAC Debug bitmap */ 108 #define GMAC_DEBUG_TFCSTS_MASK GENMASK(18, 17) 109 #define GMAC_DEBUG_TFCSTS_SHIFT 17 110 #define GMAC_DEBUG_TFCSTS_IDLE 0 111 #define GMAC_DEBUG_TFCSTS_WAIT 1 112 #define GMAC_DEBUG_TFCSTS_GEN_PAUSE 2 113 #define GMAC_DEBUG_TFCSTS_XFER 3 114 #define GMAC_DEBUG_TPESTS BIT(16) 115 #define GMAC_DEBUG_RFCFCSTS_MASK GENMASK(2, 1) 116 #define GMAC_DEBUG_RFCFCSTS_SHIFT 1 117 #define GMAC_DEBUG_RPESTS BIT(0) 118 119 /* MAC config */ 120 #define GMAC_CONFIG_IPC BIT(27) 121 #define GMAC_CONFIG_2K BIT(22) 122 #define GMAC_CONFIG_ACS BIT(20) 123 #define GMAC_CONFIG_BE BIT(18) 124 #define GMAC_CONFIG_JD BIT(17) 125 #define GMAC_CONFIG_JE BIT(16) 126 #define GMAC_CONFIG_PS BIT(15) 127 #define GMAC_CONFIG_FES BIT(14) 128 #define GMAC_CONFIG_DM BIT(13) 129 #define GMAC_CONFIG_DCRS BIT(9) 130 #define GMAC_CONFIG_TE BIT(1) 131 #define GMAC_CONFIG_RE BIT(0) 132 133 /* MAC HW features0 bitmap */ 134 #define GMAC_HW_FEAT_ADDMAC BIT(18) 135 #define GMAC_HW_FEAT_RXCOESEL BIT(16) 136 #define GMAC_HW_FEAT_TXCOSEL BIT(14) 137 #define GMAC_HW_FEAT_EEESEL BIT(13) 138 #define GMAC_HW_FEAT_TSSEL BIT(12) 139 #define GMAC_HW_FEAT_MMCSEL BIT(8) 140 #define GMAC_HW_FEAT_MGKSEL BIT(7) 141 #define GMAC_HW_FEAT_RWKSEL BIT(6) 142 #define GMAC_HW_FEAT_SMASEL BIT(5) 143 #define GMAC_HW_FEAT_VLHASH BIT(4) 144 #define GMAC_HW_FEAT_PCSSEL BIT(3) 145 #define GMAC_HW_FEAT_HDSEL BIT(2) 146 #define GMAC_HW_FEAT_GMIISEL BIT(1) 147 #define GMAC_HW_FEAT_MIISEL BIT(0) 148 149 /* MAC HW features1 bitmap */ 150 #define GMAC_HW_FEAT_AVSEL BIT(20) 151 #define GMAC_HW_TSOEN BIT(18) 152 #define GMAC_HW_TXFIFOSIZE GENMASK(10, 6) 153 #define GMAC_HW_RXFIFOSIZE GENMASK(4, 0) 154 155 /* MAC HW features2 bitmap */ 156 #define GMAC_HW_FEAT_TXCHCNT GENMASK(21, 18) 157 #define GMAC_HW_FEAT_RXCHCNT GENMASK(15, 12) 158 #define GMAC_HW_FEAT_TXQCNT GENMASK(9, 6) 159 #define GMAC_HW_FEAT_RXQCNT GENMASK(3, 0) 160 161 /* MAC HW ADDR regs */ 162 #define GMAC_HI_DCS GENMASK(18, 16) 163 #define GMAC_HI_DCS_SHIFT 16 164 #define GMAC_HI_REG_AE BIT(31) 165 166 /* MTL registers */ 167 #define MTL_OPERATION_MODE 0x00000c00 168 #define MTL_OPERATION_SCHALG_MASK GENMASK(6, 5) 169 #define MTL_OPERATION_SCHALG_WRR (0x0 << 5) 170 #define MTL_OPERATION_SCHALG_WFQ (0x1 << 5) 171 #define MTL_OPERATION_SCHALG_DWRR (0x2 << 5) 172 #define MTL_OPERATION_SCHALG_SP (0x3 << 5) 173 #define MTL_OPERATION_RAA BIT(2) 174 #define MTL_OPERATION_RAA_SP (0x0 << 2) 175 #define MTL_OPERATION_RAA_WSP (0x1 << 2) 176 177 #define MTL_INT_STATUS 0x00000c20 178 #define MTL_INT_Q0 BIT(0) 179 180 #define MTL_CHAN_BASE_ADDR 0x00000d00 181 #define MTL_CHAN_BASE_OFFSET 0x40 182 #define MTL_CHANX_BASE_ADDR(x) (MTL_CHAN_BASE_ADDR + \ 183 (x * MTL_CHAN_BASE_OFFSET)) 184 185 #define MTL_CHAN_TX_OP_MODE(x) MTL_CHANX_BASE_ADDR(x) 186 #define MTL_CHAN_TX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x8) 187 #define MTL_CHAN_INT_CTRL(x) (MTL_CHANX_BASE_ADDR(x) + 0x2c) 188 #define MTL_CHAN_RX_OP_MODE(x) (MTL_CHANX_BASE_ADDR(x) + 0x30) 189 #define MTL_CHAN_RX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x38) 190 191 #define MTL_OP_MODE_RSF BIT(5) 192 #define MTL_OP_MODE_TXQEN BIT(3) 193 #define MTL_OP_MODE_TSF BIT(1) 194 195 #define MTL_OP_MODE_TQS_MASK GENMASK(24, 16) 196 #define MTL_OP_MODE_TQS_SHIFT 16 197 198 #define MTL_OP_MODE_TTC_MASK 0x70 199 #define MTL_OP_MODE_TTC_SHIFT 4 200 201 #define MTL_OP_MODE_TTC_32 0 202 #define MTL_OP_MODE_TTC_64 (1 << MTL_OP_MODE_TTC_SHIFT) 203 #define MTL_OP_MODE_TTC_96 (2 << MTL_OP_MODE_TTC_SHIFT) 204 #define MTL_OP_MODE_TTC_128 (3 << MTL_OP_MODE_TTC_SHIFT) 205 #define MTL_OP_MODE_TTC_192 (4 << MTL_OP_MODE_TTC_SHIFT) 206 #define MTL_OP_MODE_TTC_256 (5 << MTL_OP_MODE_TTC_SHIFT) 207 #define MTL_OP_MODE_TTC_384 (6 << MTL_OP_MODE_TTC_SHIFT) 208 #define MTL_OP_MODE_TTC_512 (7 << MTL_OP_MODE_TTC_SHIFT) 209 210 #define MTL_OP_MODE_RQS_MASK GENMASK(29, 20) 211 #define MTL_OP_MODE_RQS_SHIFT 20 212 213 #define MTL_OP_MODE_RFD_MASK GENMASK(19, 14) 214 #define MTL_OP_MODE_RFD_SHIFT 14 215 216 #define MTL_OP_MODE_RFA_MASK GENMASK(13, 8) 217 #define MTL_OP_MODE_RFA_SHIFT 8 218 219 #define MTL_OP_MODE_EHFC BIT(7) 220 221 #define MTL_OP_MODE_RTC_MASK 0x18 222 #define MTL_OP_MODE_RTC_SHIFT 3 223 224 #define MTL_OP_MODE_RTC_32 (1 << MTL_OP_MODE_RTC_SHIFT) 225 #define MTL_OP_MODE_RTC_64 0 226 #define MTL_OP_MODE_RTC_96 (2 << MTL_OP_MODE_RTC_SHIFT) 227 #define MTL_OP_MODE_RTC_128 (3 << MTL_OP_MODE_RTC_SHIFT) 228 229 /* MTL debug */ 230 #define MTL_DEBUG_TXSTSFSTS BIT(5) 231 #define MTL_DEBUG_TXFSTS BIT(4) 232 #define MTL_DEBUG_TWCSTS BIT(3) 233 234 /* MTL debug: Tx FIFO Read Controller Status */ 235 #define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1) 236 #define MTL_DEBUG_TRCSTS_SHIFT 1 237 #define MTL_DEBUG_TRCSTS_IDLE 0 238 #define MTL_DEBUG_TRCSTS_READ 1 239 #define MTL_DEBUG_TRCSTS_TXW 2 240 #define MTL_DEBUG_TRCSTS_WRITE 3 241 #define MTL_DEBUG_TXPAUSED BIT(0) 242 243 /* MAC debug: GMII or MII Transmit Protocol Engine Status */ 244 #define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4) 245 #define MTL_DEBUG_RXFSTS_SHIFT 4 246 #define MTL_DEBUG_RXFSTS_EMPTY 0 247 #define MTL_DEBUG_RXFSTS_BT 1 248 #define MTL_DEBUG_RXFSTS_AT 2 249 #define MTL_DEBUG_RXFSTS_FULL 3 250 #define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1) 251 #define MTL_DEBUG_RRCSTS_SHIFT 1 252 #define MTL_DEBUG_RRCSTS_IDLE 0 253 #define MTL_DEBUG_RRCSTS_RDATA 1 254 #define MTL_DEBUG_RRCSTS_RSTAT 2 255 #define MTL_DEBUG_RRCSTS_FLUSH 3 256 #define MTL_DEBUG_RWCSTS BIT(0) 257 258 /* MTL interrupt */ 259 #define MTL_RX_OVERFLOW_INT_EN BIT(24) 260 #define MTL_RX_OVERFLOW_INT BIT(16) 261 262 /* Default operating mode of the MAC */ 263 #define GMAC_CORE_INIT (GMAC_CONFIG_JD | GMAC_CONFIG_PS | GMAC_CONFIG_ACS | \ 264 GMAC_CONFIG_BE | GMAC_CONFIG_DCRS) 265 266 /* To dump the core regs excluding the Address Registers */ 267 #define GMAC_REG_NUM 132 268 269 /* MTL debug */ 270 #define MTL_DEBUG_TXSTSFSTS BIT(5) 271 #define MTL_DEBUG_TXFSTS BIT(4) 272 #define MTL_DEBUG_TWCSTS BIT(3) 273 274 /* MTL debug: Tx FIFO Read Controller Status */ 275 #define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1) 276 #define MTL_DEBUG_TRCSTS_SHIFT 1 277 #define MTL_DEBUG_TRCSTS_IDLE 0 278 #define MTL_DEBUG_TRCSTS_READ 1 279 #define MTL_DEBUG_TRCSTS_TXW 2 280 #define MTL_DEBUG_TRCSTS_WRITE 3 281 #define MTL_DEBUG_TXPAUSED BIT(0) 282 283 /* MAC debug: GMII or MII Transmit Protocol Engine Status */ 284 #define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4) 285 #define MTL_DEBUG_RXFSTS_SHIFT 4 286 #define MTL_DEBUG_RXFSTS_EMPTY 0 287 #define MTL_DEBUG_RXFSTS_BT 1 288 #define MTL_DEBUG_RXFSTS_AT 2 289 #define MTL_DEBUG_RXFSTS_FULL 3 290 #define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1) 291 #define MTL_DEBUG_RRCSTS_SHIFT 1 292 #define MTL_DEBUG_RRCSTS_IDLE 0 293 #define MTL_DEBUG_RRCSTS_RDATA 1 294 #define MTL_DEBUG_RRCSTS_RSTAT 2 295 #define MTL_DEBUG_RRCSTS_FLUSH 3 296 #define MTL_DEBUG_RWCSTS BIT(0) 297 298 /* SGMII/RGMII status register */ 299 #define GMAC_PHYIF_CTRLSTATUS_TC BIT(0) 300 #define GMAC_PHYIF_CTRLSTATUS_LUD BIT(1) 301 #define GMAC_PHYIF_CTRLSTATUS_SMIDRXS BIT(4) 302 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD BIT(16) 303 #define GMAC_PHYIF_CTRLSTATUS_SPEED GENMASK(18, 17) 304 #define GMAC_PHYIF_CTRLSTATUS_SPEED_SHIFT 17 305 #define GMAC_PHYIF_CTRLSTATUS_LNKSTS BIT(19) 306 #define GMAC_PHYIF_CTRLSTATUS_JABTO BIT(20) 307 #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET BIT(21) 308 /* LNKMOD */ 309 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK 0x1 310 /* LNKSPEED */ 311 #define GMAC_PHYIF_CTRLSTATUS_SPEED_125 0x2 312 #define GMAC_PHYIF_CTRLSTATUS_SPEED_25 0x1 313 #define GMAC_PHYIF_CTRLSTATUS_SPEED_2_5 0x0 314 315 extern const struct stmmac_dma_ops dwmac4_dma_ops; 316 extern const struct stmmac_dma_ops dwmac410_dma_ops; 317 #endif /* __DWMAC4_H__ */ 318