include/bcm5221.h

   1 /*
   2  * Broadcom BCM5221 Ethernet PHY
   3  *
   4  * (C) Copyright 2005 REA Elektronik GmbH <www.rea.de>
   5  * Anders Larsen <alarsen@rea.de>
   6  *
   7  * See file CREDITS for list of people who contributed to this
   8  * project.
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  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  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23  * MA 02111-1307 USA
  24  */
  25
  26 #define BCM5221_BMCR            0       /* Basic Mode Control Register */
  27 #define BCM5221_BMSR            1       /* Basic Mode Status Register */
  28 #define BCM5221_PHYID1          2       /* PHY Identifier Register 1 */
  29 #define BCM5221_PHYID2          3       /* PHY Identifier Register 2 */
  30 #define BCM5221_ANAR            4       /* Auto-negotiation Advertisement Register  */
  31 #define BCM5221_ANLPAR          5       /* Auto-negotiation Link Partner Ability Register */
  32 #define BCM5221_ANER            6       /* Auto-negotiation Expansion Register  */
  33 #define BCM5221_ACSR            24      /* Auxiliary Control/Status Register */
  34 #define BCM5221_INTR            26      /* Interrupt Register */
  35
  36 /* --Bit definitions: BCM5221_BMCR */
  37 #define BCM5221_RESET           (1 << 15)       /* 1= Software Reset; 0=Normal Operation */
  38 #define BCM5221_LOOPBACK        (1 << 14)       /* 1=loopback Enabled; 0=Normal Operation */
  39 #define BCM5221_SPEED_SELECT    (1 << 13)       /* 1=100Mbps; 0=10Mbps */
  40 #define BCM5221_AUTONEG         (1 << 12)
  41 #define BCM5221_POWER_DOWN      (1 << 11)
  42 #define BCM5221_ISOLATE         (1 << 10)
  43 #define BCM5221_RESTART_AUTONEG (1 << 9)
  44 #define BCM5221_DUPLEX_MODE     (1 << 8)
  45 #define BCM5221_COLLISION_TEST  (1 << 7)
  46
  47 /*--Bit definitions: BCM5221_BMSR */
  48 #define BCM5221_100BASE_T4      (1 << 15)
  49 #define BCM5221_100BASE_TX_FD   (1 << 14)
  50 #define BCM5221_100BASE_TX_HD   (1 << 13)
  51 #define BCM5221_10BASE_T_FD     (1 << 12)
  52 #define BCM5221_10BASE_T_HD     (1 << 11)
  53 #define BCM5221_MF_PREAMB_SUPPR (1 << 6)
  54 #define BCM5221_AUTONEG_COMP    (1 << 5)
  55 #define BCM5221_REMOTE_FAULT    (1 << 4)
  56 #define BCM5221_AUTONEG_ABILITY (1 << 3)
  57 #define BCM5221_LINK_STATUS     (1 << 2)
  58 #define BCM5221_JABBER_DETECT   (1 << 1)
  59 #define BCM5221_EXTEND_CAPAB    (1 << 0)
  60
  61 /*--definitions: BCM5221_PHYID1 */
  62 #define BCM5221_PHYID1_OUI      0x1018
  63 #define BCM5221_LSB_MASK        0x3F
  64
  65 /*--Bit definitions: BCM5221_ANAR, BCM5221_ANLPAR */
  66 #define BCM5221_NP              (1 << 15)
  67 #define BCM5221_ACK             (1 << 14)
  68 #define BCM5221_RF              (1 << 13)
  69 #define BCM5221_FCS             (1 << 10)
  70 #define BCM5221_T4              (1 << 9)
  71 #define BCM5221_TX_FDX          (1 << 8)
  72 #define BCM5221_TX_HDX          (1 << 7)
  73 #define BCM5221_10_FDX          (1 << 6)
  74 #define BCM5221_10_HDX          (1 << 5)
  75 #define BCM5221_AN_IEEE_802_3   0x0001
  76
  77 /*--Bit definitions: BCM5221_ANER */
  78 #define BCM5221_PDF             (1 << 4)
  79 #define BCM5221_LP_NP_ABLE      (1 << 3)
  80 #define BCM5221_NP_ABLE         (1 << 2)
  81 #define BCM5221_PAGE_RX         (1 << 1)
  82 #define BCM5221_LP_AN_ABLE      (1 << 0)
  83
  84 /*--Bit definitions: BCM5221_ACSR */
  85 #define BCM5221_100             (1 << 1)
  86 #define BCM5221_FDX             (1 << 0)
  87
  88 /*--Bit definitions: BCM5221_INTR */
  89 #define BCM5221_FDX_LED         (1 << 15)
  90 #define BCM5221_INTR_ENABLE     (1 << 14)
  91 #define BCM5221_FDX_MASK        (1 << 11)
  92 #define BCM5221_SPD_MASK        (1 << 10)
  93 #define BCM5221_LINK_MASK       (1 << 9)
  94 #define BCM5221_INTR_MASK       (1 << 8)
  95 #define BCM5221_FDX_CHG         (1 << 3)
  96 #define BCM5221_SPD_CHG         (1 << 2)
  97 #define BCM5221_LINK_CHG        (1 << 1)
  98 #define BCM5221_INTR_STATUS     (1 << 0)
  99
 100 /******************  function prototypes **********************/
 101 unsigned int  bcm5221_IsPhyConnected(AT91PS_EMAC p_mac);
 102 unsigned char bcm5221_GetLinkSpeed(AT91PS_EMAC p_mac);
 103 unsigned char bcm5221_AutoNegotiate(AT91PS_EMAC p_mac, int *status);
 104 unsigned char bcm5221_InitPhy(AT91PS_EMAC p_mac);