[U-Boot] [patch] dm9000 remove dead external phy support, gpio fix

[Ben Warren]

Andrew Dyer wrote:
> dm9000 has code to detect and initialize external phy parts, but later
> on in the code the part is forced to use the internal phy
> unconditionally.  Remove the unused/untested code.
>
> change the GPIO initialization so that only the GPIO used as an
> internal phy reset (hardwired in the chip) is set as an output.  The
> remaining GPIO need to be handled by board specific code to prevent
> possible drive conflicts.  Set as inputs for safety.
>
> replace a few magic numbers with defines
>
> Signed-off-by: Andrew Dyer <adyer at righthandtech.com>
> ---
Applied to net repo. Thanks for clearing out the cruft.

regards,
Ben