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/* * linux/dp83840.h: definitions for DP83840 MII-compatible transceivers * * Copyright (C) 1996, 1999 David S. Miller (davem@redhat.com) */ #ifndef __LINUX_DP83840_H #define __LINUX_DP83840_H #include <linux/mii.h> /* * Data sheets and programming docs for the DP83840 are available at * from http://www.national.com/ * * The DP83840 is capable of both 10 and 100Mbps ethernet, in both * half and full duplex mode. It also supports auto negotiation. * * But.... THIS THING IS A PAIN IN THE ASS TO PROGRAM! * Debugging eeprom burnt code is more fun than programming this chip! */ /* First, the MII register numbers (actually DP83840 register numbers). */ #define MII_CSCONFIG 0x17 /* CS configuration */ /* The Carrier Sense config register. */ #define CSCONFIG_RESV1 0x0001 /* Unused... */ #define CSCONFIG_LED4 0x0002 /* Pin for full-dplx LED4 */ #define CSCONFIG_LED1 0x0004 /* Pin for conn-status LED1 */ #define CSCONFIG_RESV2 0x0008 /* Unused... */ #define CSCONFIG_TCVDISAB 0x0010 /* Turns off the transceiver */ #define CSCONFIG_DFBYPASS 0x0020 /* Bypass disconnect function */ #define CSCONFIG_GLFORCE 0x0040 /* Good link force for 100mbps */ #define CSCONFIG_CLKTRISTATE 0x0080 /* Tristate 25m clock */ #define CSCONFIG_RESV3 0x0700 /* Unused... */ #define CSCONFIG_ENCODE 0x0800 /* 1=MLT-3, 0=binary */ #define CSCONFIG_RENABLE 0x1000 /* Repeater mode enable */ #define CSCONFIG_TCDISABLE 0x2000 /* Disable timeout counter */ #define CSCONFIG_RESV4 0x4000 /* Unused... */ #define CSCONFIG_NDISABLE 0x8000 /* Disable NRZI */ #endif /* __LINUX_DP83840_H */