EDAC, cpc925, ppc4xx: Convert to using %pOF instead of full_name

EDAC, cpc925, ppc4xx: Convert to using %pOF instead of full_name

Now that we have a custom printf format specifier, convert users of
full_name to use %pOF instead. This is preparation to remove storing of
the full path string for each node.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/20170718214339.7774-19-robh@kernel.org
Signed-off-by: Borislav Petkov <bp@suse.de>