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645da5109   Wolfgang Denk   Add support for C... 
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  /*
   * Broadcom BCM5221 Ethernet PHY
   *
   * (C) Copyright 2005 REA Elektronik GmbH <www.rea.de>
   * Anders Larsen <alarsen@rea.de>
   *
   * See file CREDITS for list of people who contributed to this
   * project.
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License as
   * published by the Free Software Foundation; either version 2 of
   * the License, or (at your option) any later version.
   *
   * 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.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
   * MA 02111-1307 USA
   */
53677ef18   Wolfgang Denk   Big white-space c... 
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  #define	BCM5221_BMCR		0	/* Basic Mode Control Register */
645da5109   Wolfgang Denk   Add support for C... 
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  #define BCM5221_BMSR		1	/* Basic Mode Status Register */
  #define BCM5221_PHYID1		2	/* PHY Identifier Register 1 */
  #define BCM5221_PHYID2		3	/* PHY Identifier Register 2 */
  #define BCM5221_ANAR		4	/* Auto-negotiation Advertisement Register  */
  #define BCM5221_ANLPAR		5	/* Auto-negotiation Link Partner Ability Register */
  #define BCM5221_ANER		6	/* Auto-negotiation Expansion Register  */
  #define BCM5221_ACSR		24	/* Auxiliary Control/Status Register */
  #define BCM5221_INTR		26	/* Interrupt Register */
  
  /* --Bit definitions: BCM5221_BMCR */
  #define BCM5221_RESET		(1 << 15)	/* 1= Software Reset; 0=Normal Operation */
  #define BCM5221_LOOPBACK	(1 << 14)	/* 1=loopback Enabled; 0=Normal Operation */
  #define BCM5221_SPEED_SELECT	(1 << 13)	/* 1=100Mbps; 0=10Mbps */
  #define BCM5221_AUTONEG		(1 << 12)
  #define BCM5221_POWER_DOWN	(1 << 11)
  #define BCM5221_ISOLATE		(1 << 10)
  #define BCM5221_RESTART_AUTONEG	(1 << 9)
  #define BCM5221_DUPLEX_MODE	(1 << 8)
  #define BCM5221_COLLISION_TEST	(1 << 7)
  
  /*--Bit definitions: BCM5221_BMSR */
  #define BCM5221_100BASE_T4	(1 << 15)
  #define BCM5221_100BASE_TX_FD	(1 << 14)
  #define BCM5221_100BASE_TX_HD	(1 << 13)
  #define BCM5221_10BASE_T_FD	(1 << 12)
  #define BCM5221_10BASE_T_HD	(1 << 11)
  #define BCM5221_MF_PREAMB_SUPPR	(1 << 6)
  #define BCM5221_AUTONEG_COMP	(1 << 5)
  #define BCM5221_REMOTE_FAULT	(1 << 4)
  #define BCM5221_AUTONEG_ABILITY	(1 << 3)
  #define BCM5221_LINK_STATUS	(1 << 2)
  #define BCM5221_JABBER_DETECT	(1 << 1)
  #define BCM5221_EXTEND_CAPAB	(1 << 0)
  
  /*--definitions: BCM5221_PHYID1 */
  #define BCM5221_PHYID1_OUI	0x1018
  #define BCM5221_LSB_MASK	0x3F
  
  /*--Bit definitions: BCM5221_ANAR, BCM5221_ANLPAR */
  #define BCM5221_NP		(1 << 15)
  #define BCM5221_ACK		(1 << 14)
  #define BCM5221_RF		(1 << 13)
  #define BCM5221_FCS		(1 << 10)
  #define BCM5221_T4		(1 << 9)
  #define BCM5221_TX_FDX		(1 << 8)
  #define BCM5221_TX_HDX		(1 << 7)
  #define BCM5221_10_FDX		(1 << 6)
  #define BCM5221_10_HDX		(1 << 5)
  #define BCM5221_AN_IEEE_802_3	0x0001
  
  /*--Bit definitions: BCM5221_ANER */
  #define BCM5221_PDF		(1 << 4)
  #define BCM5221_LP_NP_ABLE	(1 << 3)
  #define BCM5221_NP_ABLE		(1 << 2)
  #define BCM5221_PAGE_RX		(1 << 1)
  #define BCM5221_LP_AN_ABLE	(1 << 0)
  
  /*--Bit definitions: BCM5221_ACSR */
  #define BCM5221_100		(1 << 1)
  #define BCM5221_FDX		(1 << 0)
  
  /*--Bit definitions: BCM5221_INTR */
  #define BCM5221_FDX_LED		(1 << 15)
  #define BCM5221_INTR_ENABLE	(1 << 14)
  #define BCM5221_FDX_MASK	(1 << 11)
  #define BCM5221_SPD_MASK	(1 << 10)
  #define BCM5221_LINK_MASK	(1 << 9)
  #define BCM5221_INTR_MASK	(1 << 8)
  #define BCM5221_FDX_CHG		(1 << 3)
  #define BCM5221_SPD_CHG		(1 << 2)
  #define BCM5221_LINK_CHG	(1 << 1)
  #define BCM5221_INTR_STATUS	(1 << 0)
  
  /******************  function prototypes **********************/
  unsigned int  bcm5221_IsPhyConnected(AT91PS_EMAC p_mac);
  unsigned char bcm5221_GetLinkSpeed(AT91PS_EMAC p_mac);
  unsigned char bcm5221_AutoNegotiate(AT91PS_EMAC p_mac, int *status);
  unsigned char bcm5221_InitPhy(AT91PS_EMAC p_mac);