We design a board using DP83867ERGZ to TMS320C6678 via sgmii.
Now the link between C6678 and DP83867ERGZ is ok. But the link between DP83867ERGZ and PC is failure.
The attachment is schematic. Can you give some advices to me? Thank you!
The regs are below when board power on.
PhyAlive(1) : 0
PhyLinked(1) : 0
PhyAlive(2) : 0
PhyLinked(2) : 0
PhyAlive(3) : 1
PhyLinked(3) : 0
HighestUserChannel() : 1
MDIO register 0x0000 is 0x1140
MDIO register 0x0001 is 0x7949
MDIO register 0x0002 is 0x2000
MDIO register 0x0003 is 0xa231
MDIO register 0x0004 is 0x01e1
MDIO register 0x0005 is 0x0000
MDIO register 0x0006 is 0x0064
MDIO register 0x0007 is 0x2001
MDIO register 0x0008 is 0x0000
MDIO register 0x0009 is 0x0300
MDIO register 0x000a is 0x0000
MDIO register 0x000b is 0x0000
MDIO register 0x000c is 0x0000
MDIO register 0x000d is 0x0000
MDIO register 0x000e is 0x0000
MDIO register 0x000f is 0x3000
MDIO register 0x0010 is 0x5848
MDIO register 0x0011 is 0x0302
MDIO register 0x0012 is 0x0000
MDIO register 0x0013 is 0x0040
MDIO register 0x0014 is 0x29c7
MDIO register 0x0015 is 0x0000
MDIO register 0x0016 is 0x0000
MDIO register 0x0017 is 0x0040
MDIO register 0x0018 is 0x6150
MDIO register 0x0019 is 0x4440
MDIO register 0x001a is 0x0002
MDIO register 0x001b is 0x0000
MDIO register 0x001c is 0x0000
MDIO register 0x001d is 0x0000
MDIO register 0x001e is 0x0002
MDIO register 0x001f is 0x0000
