1/* 2 * Copyright (C) 2009 Jens Scharsig (js_at_ng@scharsoft.de) 3 * 4 * based on AT91RM9200 datasheet revision I (36. Ethernet MAC (EMAC)) 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25#ifndef AT91_H 26#define AT91_H 27 28typedef struct at91_emac { 29 u32 ctl; 30 u32 cfg; 31 u32 sr; 32 u32 tar; 33 u32 tcr; 34 u32 tsr; 35 u32 rbqp; 36 u32 reserved0; 37 u32 rsr; 38 u32 isr; 39 u32 ier; 40 u32 idr; 41 u32 imr; 42 u32 man; 43 u32 reserved1[2]; 44 u32 fra; 45 u32 scol; 46 u32 mocl; 47 u32 ok; 48 u32 seqe; 49 u32 ale; 50 u32 dte; 51 u32 lcol; 52 u32 ecol; 53 u32 cse; 54 u32 tue; 55 u32 cde; 56 u32 elr; 57 u32 rjb; 58 u32 usf; 59 u32 sqee; 60 u32 drfc; 61 u32 reserved2[3]; 62 u32 hsh; 63 u32 hsl; 64 u32 sh1l; 65 u32 sa1h; 66 u32 sa2l; 67 u32 sa2h; 68 u32 sa3l; 69 u32 sa3h; 70 u32 sa4l; 71 u32 sa4h; 72} at91_emac_t; 73 74#define AT91_EMAC_CTL_LB 0x0001 75#define AT91_EMAC_CTL_LBL 0x0002 76#define AT91_EMAC_CTL_RE 0x0004 77#define AT91_EMAC_CTL_TE 0x0008 78#define AT91_EMAC_CTL_MPE 0x0010 79#define AT91_EMAC_CTL_CSR 0x0020 80#define AT91_EMAC_CTL_ISR 0x0040 81#define AT91_EMAC_CTL_WES 0x0080 82#define AT91_EMAC_CTL_BP 0x1000 83 84#define AT91_EMAC_CFG_SPD 0x0001 85#define AT91_EMAC_CFG_FD 0x0002 86#define AT91_EMAC_CFG_BR 0x0004 87#define AT91_EMAC_CFG_CAF 0x0010 88#define AT91_EMAC_CFG_NBC 0x0020 89#define AT91_EMAC_CFG_MTI 0x0040 90#define AT91_EMAC_CFG_UNI 0x0080 91#define AT91_EMAC_CFG_BIG 0x0100 92#define AT91_EMAC_CFG_EAE 0x0200 93#define AT91_EMAC_CFG_CLK_MASK 0xFFFFF3FF 94#define AT91_EMAC_CFG_MCLK_8 0x0000 95#define AT91_EMAC_CFG_MCLK_16 0x0400 96#define AT91_EMAC_CFG_MCLK_32 0x0800 97#define AT91_EMAC_CFG_MCLK_64 0x0C00 98#define AT91_EMAC_CFG_RTY 0x1000 99#define AT91_EMAC_CFG_RMII 0x2000 100 101#define AT91_EMAC_SR_LINK 0x0001 102#define AT91_EMAC_SR_MDIO 0x0002 103#define AT91_EMAC_SR_IDLE 0x0004 104 105#define AT91_EMAC_TCR_LEN(x) (x & 0x7FF) 106#define AT91_EMAC_TCR_NCRC 0x8000 107 108#define AT91_EMAC_TSR_OVR 0x0001 109#define AT91_EMAC_TSR_COL 0x0002 110#define AT91_EMAC_TSR_RLE 0x0004 111#define AT91_EMAC_TSR_TXIDLE 0x0008 112#define AT91_EMAC_TSR_BNQ 0x0010 113#define AT91_EMAC_TSR_COMP 0x0020 114#define AT91_EMAC_TSR_UND 0x0040 115 116#define AT91_EMAC_RSR_BNA 0x0001 117#define AT91_EMAC_RSR_REC 0x0002 118#define AT91_EMAC_RSR_OVR 0x0004 119 120/* ISR, IER, IDR, IMR use the same bits */ 121#define AT91_EMAC_IxR_DONE 0x0001 122#define AT91_EMAC_IxR_RCOM 0x0002 123#define AT91_EMAC_IxR_RBNA 0x0004 124#define AT91_EMAC_IxR_TOVR 0x0008 125#define AT91_EMAC_IxR_TUND 0x0010 126#define AT91_EMAC_IxR_RTRY 0x0020 127#define AT91_EMAC_IxR_TBRE 0x0040 128#define AT91_EMAC_IxR_TCOM 0x0080 129#define AT91_EMAC_IxR_TIDLE 0x0100 130#define AT91_EMAC_IxR_LINK 0x0200 131#define AT91_EMAC_IxR_ROVR 0x0400 132#define AT91_EMAC_IxR_HRESP 0x0800 133 134#define AT91_EMAC_MAN_DATA_MASK 0xFFFF 135#define AT91_EMAC_MAN_CODE_802_3 0x00020000 136#define AT91_EMAC_MAN_REGA(reg) ((reg & 0x1F) << 18) 137#define AT91_EMAC_MAN_PHYA(phy) ((phy & 0x1F) << 23) 138#define AT91_EMAC_MAN_RW_R 0x20000000 139#define AT91_EMAC_MAN_RW_W 0x10000000 140#define AT91_EMAC_MAN_HIGH 0x40000000 141#define AT91_EMAC_MAN_LOW 0x80000000 142 143#endif 144