[U-Boot] TSEC ethernet controller problems (crc errors/corruption)

[Liu Dave-R63238]

> Did you check the GMII interface (H/W)?
> Like EC_GTX_CLK125, this signal is input for TSEC block for 
> 1000Mbps case.
> When you used the 100Mbps, the GTX_CLK125 is not used. Because you are
> Using the MII interface for 100Mbps case.

IIRC, the MV88E1111 has some h/w config option to configure something
such
like interface mode, enable/disable 125MHz clock...if you are using the
125MHz of PHY acts as source of GTX_CLK125. you need care it.