[U-Boot] Obtaining board specific phy diagnostics

[Matthew Lear]

Matthew Lear wrote:
> Hi all,
> 
> Is there a common mechanism to hook in board specific ethernet phy
> commands? For example, I'd like to hook in the ability to read the TDR
> characteristics of the ethernet cable connected to my board. I know the
> phy on my board supports this so I was planning on hooking it into the
> mii command set somehow.
> 
> Currently, the ethernet set up code registers phy read and write
> routines, but that is all. Is there a recognised method / approach to
> add such board specific commands/features into an existing 'common' command?
> 
> Cheers,
> --  Matt
> 

A board specific command is fine, so using U_BOOT_CMD.
--  Matt