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Diffstat (limited to 'include/hw/net/mii.h')
-rw-r--r-- | include/hw/net/mii.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/include/hw/net/mii.h b/include/hw/net/mii.h new file mode 100644 index 000000000..4ae4dcce7 --- /dev/null +++ b/include/hw/net/mii.h @@ -0,0 +1,115 @@ +/* + * Common network MII address and register definitions. + * + * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com> + * + * Allwinner EMAC register definitions from Linux kernel are: + * Copyright 2012 Stefan Roese <sr@denx.de> + * Copyright 2013 Maxime Ripard <maxime.ripard@free-electrons.com> + * Copyright 1997 Sten Wang + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ +#ifndef MII_H +#define MII_H + +/* PHY registers */ +#define MII_BMCR 0 /* Basic mode control register */ +#define MII_BMSR 1 /* Basic mode status register */ +#define MII_PHYID1 2 /* ID register 1 */ +#define MII_PHYID2 3 /* ID register 2 */ +#define MII_ANAR 4 /* Autonegotiation advertisement */ +#define MII_ANLPAR 5 /* Autonegotiation lnk partner abilities */ +#define MII_ANER 6 /* Autonegotiation expansion */ +#define MII_ANNP 7 /* Autonegotiation next page */ +#define MII_ANLPRNP 8 /* Autonegotiation link partner rx next page */ +#define MII_CTRL1000 9 /* 1000BASE-T control */ +#define MII_STAT1000 10 /* 1000BASE-T status */ +#define MII_MDDACR 13 /* MMD access control */ +#define MII_MDDAADR 14 /* MMD access address data */ +#define MII_EXTSTAT 15 /* Extended Status */ +#define MII_NSR 16 +#define MII_LBREMR 17 +#define MII_REC 18 +#define MII_SNRDR 19 +#define MII_TEST 25 + +/* PHY registers fields */ +#define MII_BMCR_RESET (1 << 15) +#define MII_BMCR_LOOPBACK (1 << 14) +#define MII_BMCR_SPEED100 (1 << 13) /* LSB of Speed (100) */ +#define MII_BMCR_SPEED MII_BMCR_SPEED100 +#define MII_BMCR_AUTOEN (1 << 12) /* Autonegotiation enable */ +#define MII_BMCR_PDOWN (1 << 11) /* Enable low power state */ +#define MII_BMCR_ISOLATE (1 << 10) /* Isolate data paths from MII */ +#define MII_BMCR_ANRESTART (1 << 9) /* Auto negotiation restart */ +#define MII_BMCR_FD (1 << 8) /* Set duplex mode */ +#define MII_BMCR_CTST (1 << 7) /* Collision test */ +#define MII_BMCR_SPEED1000 (1 << 6) /* MSB of Speed (1000) */ + +#define MII_BMSR_100TX_FD (1 << 14) /* Can do 100mbps, full-duplex */ +#define MII_BMSR_100TX_HD (1 << 13) /* Can do 100mbps, half-duplex */ +#define MII_BMSR_10T_FD (1 << 12) /* Can do 10mbps, full-duplex */ +#define MII_BMSR_10T_HD (1 << 11) /* Can do 10mbps, half-duplex */ +#define MII_BMSR_100T2_FD (1 << 10) /* Can do 100mbps T2, full-duplex */ +#define MII_BMSR_100T2_HD (1 << 9) /* Can do 100mbps T2, half-duplex */ +#define MII_BMSR_EXTSTAT (1 << 8) /* Extended status in register 15 */ +#define MII_BMSR_MFPS (1 << 6) /* MII Frame Preamble Suppression */ +#define MII_BMSR_AN_COMP (1 << 5) /* Auto-negotiation complete */ +#define MII_BMSR_RFAULT (1 << 4) /* Remote fault */ +#define MII_BMSR_AUTONEG (1 << 3) /* Able to do auto-negotiation */ +#define MII_BMSR_LINK_ST (1 << 2) /* Link status */ +#define MII_BMSR_JABBER (1 << 1) /* Jabber detected */ +#define MII_BMSR_EXTCAP (1 << 0) /* Ext-reg capability */ + +#define MII_ANAR_PAUSE_ASYM (1 << 11) /* Try for asymetric pause */ +#define MII_ANAR_PAUSE (1 << 10) /* Try for pause */ +#define MII_ANAR_TXFD (1 << 8) +#define MII_ANAR_TX (1 << 7) +#define MII_ANAR_10FD (1 << 6) +#define MII_ANAR_10 (1 << 5) +#define MII_ANAR_CSMACD (1 << 0) + +#define MII_ANLPAR_ACK (1 << 14) +#define MII_ANLPAR_PAUSEASY (1 << 11) /* can pause asymmetrically */ +#define MII_ANLPAR_PAUSE (1 << 10) /* can pause */ +#define MII_ANLPAR_TXFD (1 << 8) +#define MII_ANLPAR_TX (1 << 7) +#define MII_ANLPAR_10FD (1 << 6) +#define MII_ANLPAR_10 (1 << 5) +#define MII_ANLPAR_CSMACD (1 << 0) + +#define MII_ANER_NWAY (1 << 0) /* Can do N-way auto-nego */ + +#define MII_CTRL1000_FULL (1 << 9) /* 1000BASE-T full duplex */ +#define MII_CTRL1000_HALF (1 << 8) /* 1000BASE-T half duplex */ + +#define MII_STAT1000_FULL (1 << 11) /* 1000BASE-T full duplex */ +#define MII_STAT1000_HALF (1 << 10) /* 1000BASE-T half duplex */ + +/* List of vendor identifiers */ +/* RealTek 8201 */ +#define RTL8201CP_PHYID1 0x0000 +#define RTL8201CP_PHYID2 0x8201 + +/* RealTek 8211E */ +#define RTL8211E_PHYID1 0x001c +#define RTL8211E_PHYID2 0xc915 + +/* National Semiconductor DP83840 */ +#define DP83840_PHYID1 0x2000 +#define DP83840_PHYID2 0x5c01 + +/* National Semiconductor DP83848 */ +#define DP83848_PHYID1 0x2000 +#define DP83848_PHYID2 0x5c90 + +#endif /* MII_H */ |