include/at91rm9200_net.h

   1 /*
   2  * Ethernet:    An implementation of the Ethernet Device Driver suite for the
   3  *              uClinux 2.0.38 operating system. This Driver has been developed
   4  *              for AT75C220 board.
   5  *
   6  * NOTE:        The driver is implemented for one MAC
   7  *
   8  * Version:     @(#)at91rm9200_net.h    1.0.0   01/10/2001
   9  *
  10  * Authors:     Lineo Inc <www.lineo.com>
  11  *
  12  *
  13  * SPDX-License-Identifier:     GPL-2.0+
  14  */
  15
  16 #ifndef AT91RM9200_ETHERNET
  17 #define AT91RM9200_ETHERNET
  18
  19 #include <common.h>
  20 #include <asm/io.h>
  21 #include <asm/arch/hardware.h>
  22
  23 #define ETHERNET_ADDRESS_SIZE           6
  24
  25 typedef unsigned char UCHAR;
  26
  27 /* Interface to drive the physical layer */
  28 typedef struct _AT91S_PhyOps
  29 {
  30         unsigned char (*Init)(AT91S_EMAC *pmac);
  31         unsigned int (*IsPhyConnected)(AT91S_EMAC  *pmac);
  32         unsigned char (*GetLinkSpeed)(AT91S_EMAC *pmac);
  33         unsigned char (*AutoNegotiate)(AT91S_EMAC *pmac, int *);
  34
  35 } AT91S_PhyOps,*AT91PS_PhyOps;
  36
  37
  38 #define EMAC_DESC_DONE 0x00000001  /* ownership bit */
  39 #define EMAC_DESC_WRAP 0x00000002  /* bit for wrap */
  40
  41 /******************  function prototypes **********************/
  42
  43 /* MII functions */
  44 void at91rm9200_EmacEnableMDIO(AT91PS_EMAC p_mac);
  45 void at91rm9200_EmacDisableMDIO(AT91PS_EMAC p_mac);
  46 UCHAR at91rm9200_EmacReadPhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput);
  47 UCHAR at91rm9200_EmacWritePhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput);
  48 void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops);
  49
  50 #endif /* AT91RM9200_ETHERNET */