On Tue, Jan 16, 2018 at 10:24:59AM +0200, Claudiu Beznea wrote: > Please explain me further. From this I understand, as a general rule, > that the device tree binaries from, e.g. 3 years ago, should be > compatible with, e.g. the current version of kernel? Yes. https://www.kernel.org/doc/Documentation/devicetree/bindings/ABI.txt