[PATCH] ppc64: do not return from maple halt, power off, restart

[Chris Friesen]

Benjamin Herrenschmidt wrote:

> It's possible, though the Maple can't do the full power off properly due
> to some issue between the cpc925 and the amd8111

When I first heard that the Maple couldn't halt/reset itself I was 
fairly surprised--it just seems so odd to not be able to do something as 
fundamental as "reboot".

Chris