From mboxrd@z Thu Jan 1 00:00:00 1970 From: greg@kroah.com (Greg KH) Date: Fri, 2 Aug 2013 04:36:31 +0800 Subject: [Ksummit-2013-discuss] [ARM ATTEND] Describing complex, non-probable system topologies In-Reply-To: <20130801201823.GF23006@n2100.arm.linux.org.uk> References: <20130801183531.GB29831@mudshark.cambridge.arm.com> <20130801192730.GC9174@kroah.com> <20130801193936.GD23006@n2100.arm.linux.org.uk> <20130801201539.GA12291@kroah.com> <20130801201823.GF23006@n2100.arm.linux.org.uk> Message-ID: <20130801203631.GA12802@kroah.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Aug 01, 2013 at 09:18:23PM +0100, Russell King - ARM Linux wrote: > On Fri, Aug 02, 2013 at 04:15:39AM +0800, Greg KH wrote: > > I'm not saying move away from DT at all, if it can be used to describe > > stuff like this, wonderful. Just please don't use platform_bus anymore > > than you have to. > > As far as that sentiment goes, it would have been nice if that was made > more vocally ten years ago, because at that time I was the one trying to > encourage people to think about creating appropriate bus types, and what > I was being told was that no, bus types are something which are deprecated > and platform bus is what should be used. Was that me that said that? I don't recall it at all, and if I did, I was flat out wrong. I've always said that platform_bus is a hack, and should only be used as a "last resort". Others have grabbed onto it as the "only" way to do devices for embedded things because that is what they were used to. sorry, greg k-h