On Mon, 26 Nov 2018 19:56:18 +0100 Boris Brezillon <boris.brezillon@xxxxxxxxxxx> wrote: > > > > - for the others it will easy the SoC integration avoiding > > duplicated work and doing things from scratch. > > What would be duplicated? You want to support a new SoC, just add a new > entry in the of_match_table and you're done. When you need to add > SoC/integration specific stuff, create a struct and attach a different > instance per-compatible so that each SoC can have its own configuration > (or even init sequence if needed). That's how we do for pretty much all > IPs out there, why should designware ones be different? To be more specific, I'd like a real example that shows why the separation is needed.