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

[Michael Ellerman]

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?

cheers