drivers/of: Add empty ranges quirk for PA-Semi

[Benjamin Herrenschmidt]

On Mon, 2015-03-23 at 14:50 +1100, Michael Ellerman wrote:
> On Mon, 2015-23-03 at 03:16:38 UTC, Benjamin Herrenschmidt wrote:
> > The "sdc" node is missing the ranges property, it needs to be treated
> > as having an empty one otherwise translation fails for its children.
> > 
> > Tested-by: Steven Rostedt <rostedt at goodmis.org>
> > Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> 
> Fixes: 746c9e9f92dd ("of/base: Fix PowerPC address parsing hack")
> 
> Which went into 3.18-rc6, and was CC'ed to stable. So this should probably also
> go to stable no?

Sure, go for it.

Cheers,
Ben.