1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Faraday FTGMAC100 Ethernet 4 * 5 * (C) Copyright 2010 Faraday Technology 6 * Po-Yu Chuang <ratbert@faraday-tech.com> 7 * 8 * (C) Copyright 2010 Andes Technology 9 * Macpaul Lin <macpaul@andestech.com> 10 */ 11 12 #ifndef __FTGMAC100_H 13 #define __FTGMAC100_H 14 15 /* The registers offset table of ftgmac100 */ 16 struct ftgmac100 { 17 unsigned int isr; /* 0x00 */ 18 unsigned int ier; /* 0x04 */ 19 unsigned int mac_madr; /* 0x08 */ 20 unsigned int mac_ladr; /* 0x0c */ 21 unsigned int maht0; /* 0x10 */ 22 unsigned int maht1; /* 0x14 */ 23 unsigned int txpd; /* 0x18 */ 24 unsigned int rxpd; /* 0x1c */ 25 unsigned int txr_badr; /* 0x20 */ 26 unsigned int rxr_badr; /* 0x24 */ 27 unsigned int hptxpd; /* 0x28 */ 28 unsigned int hptxpd_badr; /* 0x2c */ 29 unsigned int itc; /* 0x30 */ 30 unsigned int aptc; /* 0x34 */ 31 unsigned int dblac; /* 0x38 */ 32 unsigned int dmafifos; /* 0x3c */ 33 unsigned int revr; /* 0x40 */ 34 unsigned int fear; /* 0x44 */ 35 unsigned int tpafcr; /* 0x48 */ 36 unsigned int rbsr; /* 0x4c */ 37 unsigned int maccr; /* 0x50 */ 38 unsigned int macsr; /* 0x54 */ 39 unsigned int tm; /* 0x58 */ 40 unsigned int resv1; /* 0x5c */ /* not defined in spec */ 41 unsigned int phycr; /* 0x60 */ 42 unsigned int phydata; /* 0x64 */ 43 unsigned int fcr; /* 0x68 */ 44 unsigned int bpr; /* 0x6c */ 45 unsigned int wolcr; /* 0x70 */ 46 unsigned int wolsr; /* 0x74 */ 47 unsigned int wfcrc; /* 0x78 */ 48 unsigned int resv2; /* 0x7c */ /* not defined in spec */ 49 unsigned int wfbm1; /* 0x80 */ 50 unsigned int wfbm2; /* 0x84 */ 51 unsigned int wfbm3; /* 0x88 */ 52 unsigned int wfbm4; /* 0x8c */ 53 unsigned int nptxr_ptr; /* 0x90 */ 54 unsigned int hptxr_ptr; /* 0x94 */ 55 unsigned int rxr_ptr; /* 0x98 */ 56 unsigned int resv3; /* 0x9c */ /* not defined in spec */ 57 unsigned int tx; /* 0xa0 */ 58 unsigned int tx_mcol_scol; /* 0xa4 */ 59 unsigned int tx_ecol_fail; /* 0xa8 */ 60 unsigned int tx_lcol_und; /* 0xac */ 61 unsigned int rx; /* 0xb0 */ 62 unsigned int rx_bc; /* 0xb4 */ 63 unsigned int rx_mc; /* 0xb8 */ 64 unsigned int rx_pf_aep; /* 0xbc */ 65 unsigned int rx_runt; /* 0xc0 */ 66 unsigned int rx_crcer_ftl; /* 0xc4 */ 67 unsigned int rx_col_lost; /* 0xc8 */ 68 }; 69 70 /* 71 * Interrupt status register & interrupt enable register 72 */ 73 #define FTGMAC100_INT_RPKT_BUF (1 << 0) 74 #define FTGMAC100_INT_RPKT_FIFO (1 << 1) 75 #define FTGMAC100_INT_NO_RXBUF (1 << 2) 76 #define FTGMAC100_INT_RPKT_LOST (1 << 3) 77 #define FTGMAC100_INT_XPKT_ETH (1 << 4) 78 #define FTGMAC100_INT_XPKT_FIFO (1 << 5) 79 #define FTGMAC100_INT_NO_NPTXBUF (1 << 6) 80 #define FTGMAC100_INT_XPKT_LOST (1 << 7) 81 #define FTGMAC100_INT_AHB_ERR (1 << 8) 82 #define FTGMAC100_INT_PHYSTS_CHG (1 << 9) 83 #define FTGMAC100_INT_NO_HPTXBUF (1 << 10) 84 85 /* 86 * Interrupt timer control register 87 */ 88 #define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0) 89 #define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4) 90 #define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7) 91 #define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8) 92 #define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12) 93 #define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15) 94 95 /* 96 * Automatic polling timer control register 97 */ 98 #define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0) 99 #define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4) 100 #define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8) 101 #define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12) 102 103 /* 104 * DMA burst length and arbitration control register 105 */ 106 #define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0) 107 #define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3) 108 #define FTGMAC100_DBLAC_RX_THR_EN (1 << 6) 109 #define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8) 110 #define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10) 111 #define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12) 112 #define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16) 113 #define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20) 114 #define FTGMAC100_DBLAC_IFG_INC (1 << 23) 115 116 /* 117 * DMA FIFO status register 118 */ 119 #define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf) 120 #define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf) 121 #define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7) 122 #define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf) 123 #define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3) 124 #define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf) 125 #define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26) 126 #define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27) 127 #define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28) 128 #define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29) 129 #define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30) 130 #define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31) 131 132 /* 133 * Receive buffer size register 134 */ 135 #define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff) 136 137 /* 138 * MAC control register 139 */ 140 #define FTGMAC100_MACCR_TXDMA_EN (1 << 0) 141 #define FTGMAC100_MACCR_RXDMA_EN (1 << 1) 142 #define FTGMAC100_MACCR_TXMAC_EN (1 << 2) 143 #define FTGMAC100_MACCR_RXMAC_EN (1 << 3) 144 #define FTGMAC100_MACCR_RM_VLAN (1 << 4) 145 #define FTGMAC100_MACCR_HPTXR_EN (1 << 5) 146 #define FTGMAC100_MACCR_LOOP_EN (1 << 6) 147 #define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7) 148 #define FTGMAC100_MACCR_FULLDUP (1 << 8) 149 #define FTGMAC100_MACCR_GIGA_MODE (1 << 9) 150 #define FTGMAC100_MACCR_CRC_APD (1 << 10) 151 #define FTGMAC100_MACCR_RX_RUNT (1 << 12) 152 #define FTGMAC100_MACCR_JUMBO_LF (1 << 13) 153 #define FTGMAC100_MACCR_RX_ALL (1 << 14) 154 #define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15) 155 #define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16) 156 #define FTGMAC100_MACCR_RX_BROADPKT (1 << 17) 157 #define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18) 158 #define FTGMAC100_MACCR_FAST_MODE (1 << 19) 159 #define FTGMAC100_MACCR_SW_RST (1 << 31) 160 161 /* 162 * PHY control register 163 */ 164 #define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f 165 #define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f) 166 #define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16) 167 #define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21) 168 #define FTGMAC100_PHYCR_MIIRD (1 << 26) 169 #define FTGMAC100_PHYCR_MIIWR (1 << 27) 170 171 /* 172 * PHY data register 173 */ 174 #define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff) 175 #define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff) 176 177 /* 178 * Transmit descriptor, aligned to 16 bytes 179 */ 180 struct ftgmac100_txdes { 181 unsigned int txdes0; 182 unsigned int txdes1; 183 unsigned int txdes2; /* not used by HW */ 184 unsigned int txdes3; /* TXBUF_BADR */ 185 } __attribute__ ((aligned(16))); 186 187 #define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff) 188 #define FTGMAC100_TXDES0_EDOTR (1 << 15) 189 #define FTGMAC100_TXDES0_CRC_ERR (1 << 19) 190 #define FTGMAC100_TXDES0_LTS (1 << 28) 191 #define FTGMAC100_TXDES0_FTS (1 << 29) 192 #define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31) 193 194 #define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff) 195 #define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16) 196 #define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17) 197 #define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18) 198 #define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19) 199 #define FTGMAC100_TXDES1_LLC (1 << 22) 200 #define FTGMAC100_TXDES1_TX2FIC (1 << 30) 201 #define FTGMAC100_TXDES1_TXIC (1 << 31) 202 203 /* 204 * Receive descriptor, aligned to 16 bytes 205 */ 206 struct ftgmac100_rxdes { 207 unsigned int rxdes0; 208 unsigned int rxdes1; 209 unsigned int rxdes2; /* not used by HW */ 210 unsigned int rxdes3; /* RXBUF_BADR */ 211 } __attribute__ ((aligned(16))); 212 213 #define FTGMAC100_RXDES0_VDBC(x) ((x) & 0x3fff) 214 #define FTGMAC100_RXDES0_EDORR (1 << 15) 215 #define FTGMAC100_RXDES0_MULTICAST (1 << 16) 216 #define FTGMAC100_RXDES0_BROADCAST (1 << 17) 217 #define FTGMAC100_RXDES0_RX_ERR (1 << 18) 218 #define FTGMAC100_RXDES0_CRC_ERR (1 << 19) 219 #define FTGMAC100_RXDES0_FTL (1 << 20) 220 #define FTGMAC100_RXDES0_RUNT (1 << 21) 221 #define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22) 222 #define FTGMAC100_RXDES0_FIFO_FULL (1 << 23) 223 #define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24) 224 #define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25) 225 #define FTGMAC100_RXDES0_LRS (1 << 28) 226 #define FTGMAC100_RXDES0_FRS (1 << 29) 227 #define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31) 228 229 #define FTGMAC100_RXDES1_VLANTAG_CI 0xffff 230 #define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20) 231 #define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20) 232 #define FTGMAC100_RXDES1_PROT_IP (0x1 << 20) 233 #define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20) 234 #define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20) 235 #define FTGMAC100_RXDES1_LLC (1 << 22) 236 #define FTGMAC100_RXDES1_DF (1 << 23) 237 #define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24) 238 #define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25) 239 #define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26) 240 #define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27) 241 242 #endif /* __FTGMAC100_H */ 243