1/* 2 * Faraday FTGMAC100 Ethernet 3 * 4 * (C) Copyright 2010 Faraday Technology 5 * Po-Yu Chuang <ratbert@faraday-tech.com> 6 * 7 * (C) Copyright 2010 Andes Technology 8 * Macpaul Lin <macpaul@andestech.com> 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13#ifndef __FTGMAC100_H 14#define __FTGMAC100_H 15 16/* The registers offset table of ftgmac100 */ 17struct ftgmac100 { 18 unsigned int isr; /* 0x00 */ 19 unsigned int ier; /* 0x04 */ 20 unsigned int mac_madr; /* 0x08 */ 21 unsigned int mac_ladr; /* 0x0c */ 22 unsigned int maht0; /* 0x10 */ 23 unsigned int maht1; /* 0x14 */ 24 unsigned int txpd; /* 0x18 */ 25 unsigned int rxpd; /* 0x1c */ 26 unsigned int txr_badr; /* 0x20 */ 27 unsigned int rxr_badr; /* 0x24 */ 28 unsigned int hptxpd; /* 0x28 */ 29 unsigned int hptxpd_badr; /* 0x2c */ 30 unsigned int itc; /* 0x30 */ 31 unsigned int aptc; /* 0x34 */ 32 unsigned int dblac; /* 0x38 */ 33 unsigned int dmafifos; /* 0x3c */ 34 unsigned int revr; /* 0x40 */ 35 unsigned int fear; /* 0x44 */ 36 unsigned int tpafcr; /* 0x48 */ 37 unsigned int rbsr; /* 0x4c */ 38 unsigned int maccr; /* 0x50 */ 39 unsigned int macsr; /* 0x54 */ 40 unsigned int tm; /* 0x58 */ 41 unsigned int resv1; /* 0x5c */ /* not defined in spec */ 42 unsigned int phycr; /* 0x60 */ 43 unsigned int phydata; /* 0x64 */ 44 unsigned int fcr; /* 0x68 */ 45 unsigned int bpr; /* 0x6c */ 46 unsigned int wolcr; /* 0x70 */ 47 unsigned int wolsr; /* 0x74 */ 48 unsigned int wfcrc; /* 0x78 */ 49 unsigned int resv2; /* 0x7c */ /* not defined in spec */ 50 unsigned int wfbm1; /* 0x80 */ 51 unsigned int wfbm2; /* 0x84 */ 52 unsigned int wfbm3; /* 0x88 */ 53 unsigned int wfbm4; /* 0x8c */ 54 unsigned int nptxr_ptr; /* 0x90 */ 55 unsigned int hptxr_ptr; /* 0x94 */ 56 unsigned int rxr_ptr; /* 0x98 */ 57 unsigned int resv3; /* 0x9c */ /* not defined in spec */ 58 unsigned int tx; /* 0xa0 */ 59 unsigned int tx_mcol_scol; /* 0xa4 */ 60 unsigned int tx_ecol_fail; /* 0xa8 */ 61 unsigned int tx_lcol_und; /* 0xac */ 62 unsigned int rx; /* 0xb0 */ 63 unsigned int rx_bc; /* 0xb4 */ 64 unsigned int rx_mc; /* 0xb8 */ 65 unsigned int rx_pf_aep; /* 0xbc */ 66 unsigned int rx_runt; /* 0xc0 */ 67 unsigned int rx_crcer_ftl; /* 0xc4 */ 68 unsigned int rx_col_lost; /* 0xc8 */ 69}; 70 71/* 72 * Interrupt status register & interrupt enable register 73 */ 74#define FTGMAC100_INT_RPKT_BUF (1 << 0) 75#define FTGMAC100_INT_RPKT_FIFO (1 << 1) 76#define FTGMAC100_INT_NO_RXBUF (1 << 2) 77#define FTGMAC100_INT_RPKT_LOST (1 << 3) 78#define FTGMAC100_INT_XPKT_ETH (1 << 4) 79#define FTGMAC100_INT_XPKT_FIFO (1 << 5) 80#define FTGMAC100_INT_NO_NPTXBUF (1 << 6) 81#define FTGMAC100_INT_XPKT_LOST (1 << 7) 82#define FTGMAC100_INT_AHB_ERR (1 << 8) 83#define FTGMAC100_INT_PHYSTS_CHG (1 << 9) 84#define FTGMAC100_INT_NO_HPTXBUF (1 << 10) 85 86/* 87 * Interrupt timer control register 88 */ 89#define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0) 90#define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4) 91#define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7) 92#define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8) 93#define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12) 94#define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15) 95 96/* 97 * Automatic polling timer control register 98 */ 99#define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0) 100#define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4) 101#define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8) 102#define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12) 103 104/* 105 * DMA burst length and arbitration control register 106 */ 107#define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0) 108#define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3) 109#define FTGMAC100_DBLAC_RX_THR_EN (1 << 6) 110#define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8) 111#define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10) 112#define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12) 113#define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16) 114#define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20) 115#define FTGMAC100_DBLAC_IFG_INC (1 << 23) 116 117/* 118 * DMA FIFO status register 119 */ 120#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf) 121#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf) 122#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7) 123#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf) 124#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3) 125#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf) 126#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26) 127#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27) 128#define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28) 129#define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29) 130#define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30) 131#define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31) 132 133/* 134 * Receive buffer size register 135 */ 136#define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff) 137 138/* 139 * MAC control register 140 */ 141#define FTGMAC100_MACCR_TXDMA_EN (1 << 0) 142#define FTGMAC100_MACCR_RXDMA_EN (1 << 1) 143#define FTGMAC100_MACCR_TXMAC_EN (1 << 2) 144#define FTGMAC100_MACCR_RXMAC_EN (1 << 3) 145#define FTGMAC100_MACCR_RM_VLAN (1 << 4) 146#define FTGMAC100_MACCR_HPTXR_EN (1 << 5) 147#define FTGMAC100_MACCR_LOOP_EN (1 << 6) 148#define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7) 149#define FTGMAC100_MACCR_FULLDUP (1 << 8) 150#define FTGMAC100_MACCR_GIGA_MODE (1 << 9) 151#define FTGMAC100_MACCR_CRC_APD (1 << 10) 152#define FTGMAC100_MACCR_RX_RUNT (1 << 12) 153#define FTGMAC100_MACCR_JUMBO_LF (1 << 13) 154#define FTGMAC100_MACCR_RX_ALL (1 << 14) 155#define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15) 156#define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16) 157#define FTGMAC100_MACCR_RX_BROADPKT (1 << 17) 158#define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18) 159#define FTGMAC100_MACCR_FAST_MODE (1 << 19) 160#define FTGMAC100_MACCR_SW_RST (1 << 31) 161 162/* 163 * PHY control register 164 */ 165#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f 166#define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f) 167#define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16) 168#define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21) 169#define FTGMAC100_PHYCR_MIIRD (1 << 26) 170#define FTGMAC100_PHYCR_MIIWR (1 << 27) 171 172/* 173 * PHY data register 174 */ 175#define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff) 176#define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff) 177 178/* 179 * Transmit descriptor, aligned to 16 bytes 180 */ 181struct ftgmac100_txdes { 182 unsigned int txdes0; 183 unsigned int txdes1; 184 unsigned int txdes2; /* not used by HW */ 185 unsigned int txdes3; /* TXBUF_BADR */ 186} __attribute__ ((aligned(16))); 187 188#define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff) 189#define FTGMAC100_TXDES0_EDOTR (1 << 15) 190#define FTGMAC100_TXDES0_CRC_ERR (1 << 19) 191#define FTGMAC100_TXDES0_LTS (1 << 28) 192#define FTGMAC100_TXDES0_FTS (1 << 29) 193#define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31) 194 195#define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff) 196#define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16) 197#define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17) 198#define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18) 199#define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19) 200#define FTGMAC100_TXDES1_LLC (1 << 22) 201#define FTGMAC100_TXDES1_TX2FIC (1 << 30) 202#define FTGMAC100_TXDES1_TXIC (1 << 31) 203 204/* 205 * Receive descriptor, aligned to 16 bytes 206 */ 207struct ftgmac100_rxdes { 208 unsigned int rxdes0; 209 unsigned int rxdes1; 210 unsigned int rxdes2; /* not used by HW */ 211 unsigned int rxdes3; /* RXBUF_BADR */ 212} __attribute__ ((aligned(16))); 213 214#define FTGMAC100_RXDES0_VDBC(x) ((x) & 0x3fff) 215#define FTGMAC100_RXDES0_EDORR (1 << 15) 216#define FTGMAC100_RXDES0_MULTICAST (1 << 16) 217#define FTGMAC100_RXDES0_BROADCAST (1 << 17) 218#define FTGMAC100_RXDES0_RX_ERR (1 << 18) 219#define FTGMAC100_RXDES0_CRC_ERR (1 << 19) 220#define FTGMAC100_RXDES0_FTL (1 << 20) 221#define FTGMAC100_RXDES0_RUNT (1 << 21) 222#define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22) 223#define FTGMAC100_RXDES0_FIFO_FULL (1 << 23) 224#define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24) 225#define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25) 226#define FTGMAC100_RXDES0_LRS (1 << 28) 227#define FTGMAC100_RXDES0_FRS (1 << 29) 228#define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31) 229 230#define FTGMAC100_RXDES1_VLANTAG_CI 0xffff 231#define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20) 232#define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20) 233#define FTGMAC100_RXDES1_PROT_IP (0x1 << 20) 234#define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20) 235#define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20) 236#define FTGMAC100_RXDES1_LLC (1 << 22) 237#define FTGMAC100_RXDES1_DF (1 << 23) 238#define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24) 239#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25) 240#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26) 241#define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27) 242 243#endif /* __FTGMAC100_H */ 244