From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Date: Tue, 02 Oct 2012 20:47:49 +0000 Subject: Re: [PATCH 2/2] mtd: sh_flctl: Add device tree support Message-Id: <201210022047.50064.arnd.bergmann@linaro.org> List-Id: References: <1349183522-15321-1-git-send-email-hechtb@gmail.com> <201210021354.01247.arnd@arndb.de> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org On Tuesday 02 October 2012, Guennadi Liakhovetski wrote: > > > > Since you are also adding dma-engine support, I would suggest you specify > > a "dmas" and "dma-names" property as well, so the device can find the > > right dma channel. The code might not do that yet while you're still > > sorting out the dependencies (and the sh dmaengine code is not yet > > converted to DT), but I think it would be good to nail down the binding > > for this device. > > Have DMA DT bindings been accepted yet, are they fixed? Wouldn't it be > better to wait until patches appear in a tree, at least with high > probability heading towards the mainline, or have they already? > I think they ended up not getting scheduled for 3.7, which is a bit disappointing after we got an agreement on the binding. However, I am rather confident that we won't change the binding again, at least I don't see how they would change in a way that would impact the binding document for a device using a DMA channel. Arnd