powerpc/pseries: Don't try to register pseries cpu hotplug on non-pseries

This results in oddball messages at boot on other platforms telling us
that CPU hotplug isn't supported even when it is.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2013-12-10 11:31:02 +11:00
commit d2a36071ef