[PATCH] Disable /dev/port interface on powerpc systems

[Benjamin Herrenschmidt]

On Wed, 2012-03-21 at 11:58 -0700, Haren Myneni wrote:
> 
> Yes, can be changed open or read/write calls and return -ENODEV,
> but /dev/port is no use on these systems.
> 
> I am not sure whether any power systems have legacy ISA devices. If we
> do not have, CONFIG_DEVPORT can be disabled in Kconfig. 

Dome do, older ones mostly.

Cheers,
Ben.