1/* 2 * Common network MII address and register definitions. 3 * 4 * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com> 5 * 6 * Allwinner EMAC register definitions from Linux kernel are: 7 * Copyright 2012 Stefan Roese <sr@denx.de> 8 * Copyright 2013 Maxime Ripard <maxime.ripard@free-electrons.com> 9 * Copyright 1997 Sten Wang 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License 13 * version 2 as published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 */ 21#ifndef MII_H 22#define MII_H 23 24/* PHY registers */ 25#define MII_BMCR 0 /* Basic mode control register */ 26#define MII_BMSR 1 /* Basic mode status register */ 27#define MII_PHYID1 2 /* ID register 1 */ 28#define MII_PHYID2 3 /* ID register 2 */ 29#define MII_ANAR 4 /* Autonegotiation advertisement */ 30#define MII_ANLPAR 5 /* Autonegotiation lnk partner abilities */ 31#define MII_ANER 6 /* Autonegotiation expansion */ 32#define MII_ANNP 7 /* Autonegotiation next page */ 33#define MII_ANLPRNP 8 /* Autonegotiation link partner rx next page */ 34#define MII_CTRL1000 9 /* 1000BASE-T control */ 35#define MII_STAT1000 10 /* 1000BASE-T status */ 36#define MII_MDDACR 13 /* MMD access control */ 37#define MII_MDDAADR 14 /* MMD access address data */ 38#define MII_EXTSTAT 15 /* Extended Status */ 39#define MII_NSR 16 40#define MII_LBREMR 17 41#define MII_REC 18 42#define MII_SNRDR 19 43#define MII_TEST 25 44 45/* PHY registers fields */ 46#define MII_BMCR_RESET (1 << 15) 47#define MII_BMCR_LOOPBACK (1 << 14) 48#define MII_BMCR_SPEED100 (1 << 13) /* LSB of Speed (100) */ 49#define MII_BMCR_SPEED MII_BMCR_SPEED100 50#define MII_BMCR_AUTOEN (1 << 12) /* Autonegotiation enable */ 51#define MII_BMCR_PDOWN (1 << 11) /* Enable low power state */ 52#define MII_BMCR_ISOLATE (1 << 10) /* Isolate data paths from MII */ 53#define MII_BMCR_ANRESTART (1 << 9) /* Auto negotiation restart */ 54#define MII_BMCR_FD (1 << 8) /* Set duplex mode */ 55#define MII_BMCR_CTST (1 << 7) /* Collision test */ 56#define MII_BMCR_SPEED1000 (1 << 6) /* MSB of Speed (1000) */ 57 58#define MII_BMSR_100TX_FD (1 << 14) /* Can do 100mbps, full-duplex */ 59#define MII_BMSR_100TX_HD (1 << 13) /* Can do 100mbps, half-duplex */ 60#define MII_BMSR_10T_FD (1 << 12) /* Can do 10mbps, full-duplex */ 61#define MII_BMSR_10T_HD (1 << 11) /* Can do 10mbps, half-duplex */ 62#define MII_BMSR_100T2_FD (1 << 10) /* Can do 100mbps T2, full-duplex */ 63#define MII_BMSR_100T2_HD (1 << 9) /* Can do 100mbps T2, half-duplex */ 64#define MII_BMSR_EXTSTAT (1 << 8) /* Extended status in register 15 */ 65#define MII_BMSR_MFPS (1 << 6) /* MII Frame Preamble Suppression */ 66#define MII_BMSR_AN_COMP (1 << 5) /* Auto-negotiation complete */ 67#define MII_BMSR_RFAULT (1 << 4) /* Remote fault */ 68#define MII_BMSR_AUTONEG (1 << 3) /* Able to do auto-negotiation */ 69#define MII_BMSR_LINK_ST (1 << 2) /* Link status */ 70#define MII_BMSR_JABBER (1 << 1) /* Jabber detected */ 71#define MII_BMSR_EXTCAP (1 << 0) /* Ext-reg capability */ 72 73#define MII_ANAR_PAUSE_ASYM (1 << 11) /* Try for asymetric pause */ 74#define MII_ANAR_PAUSE (1 << 10) /* Try for pause */ 75#define MII_ANAR_TXFD (1 << 8) 76#define MII_ANAR_TX (1 << 7) 77#define MII_ANAR_10FD (1 << 6) 78#define MII_ANAR_10 (1 << 5) 79#define MII_ANAR_CSMACD (1 << 0) 80 81#define MII_ANLPAR_ACK (1 << 14) 82#define MII_ANLPAR_PAUSEASY (1 << 11) /* can pause asymmetrically */ 83#define MII_ANLPAR_PAUSE (1 << 10) /* can pause */ 84#define MII_ANLPAR_TXFD (1 << 8) 85#define MII_ANLPAR_TX (1 << 7) 86#define MII_ANLPAR_10FD (1 << 6) 87#define MII_ANLPAR_10 (1 << 5) 88#define MII_ANLPAR_CSMACD (1 << 0) 89 90#define MII_ANER_NWAY (1 << 0) /* Can do N-way auto-nego */ 91 92#define MII_CTRL1000_FULL (1 << 9) /* 1000BASE-T full duplex */ 93#define MII_CTRL1000_HALF (1 << 8) /* 1000BASE-T half duplex */ 94 95#define MII_STAT1000_FULL (1 << 11) /* 1000BASE-T full duplex */ 96#define MII_STAT1000_HALF (1 << 10) /* 1000BASE-T half duplex */ 97 98/* List of vendor identifiers */ 99/* RealTek 8201 */ 100#define RTL8201CP_PHYID1 0x0000 101#define RTL8201CP_PHYID2 0x8201 102 103/* RealTek 8211E */ 104#define RTL8211E_PHYID1 0x001c 105#define RTL8211E_PHYID2 0xc915 106 107/* National Semiconductor DP83840 */ 108#define DP83840_PHYID1 0x2000 109#define DP83840_PHYID2 0x5c01 110 111/* National Semiconductor DP83848 */ 112#define DP83848_PHYID1 0x2000 113#define DP83848_PHYID2 0x5c90 114 115#endif /* MII_H */ 116