From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Zhao Subject: Re: [PATCH 1/9] ARM: dts: add generic DMA DT binding for tegra apbdma Date: Tue, 30 Jul 2013 10:54:48 +0800 Message-ID: <20130730025448.GI15855@rizhao-lap> References: <1374639002-16753-1-git-send-email-rizhao@nvidia.com> <1374639002-16753-2-git-send-email-rizhao@nvidia.com> <51F2CC30.5090200@wwwdotorg.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Return-path: In-Reply-To: <51F2CC30.5090200-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org> Content-Disposition: inline Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Stephen Warren Cc: "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Pawel Moll , "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Mark Rutland , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , Ian Campbell , "rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org" , "vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org" , "djbw-b10kYP2dOMg@public.gmane.org" List-Id: linux-tegra@vger.kernel.org On Sat, Jul 27, 2013 at 03:21:20AM +0800, Stephen Warren wrote: > (Stripping the Cc list a lot, but adding in the DT binding maintainers) > > On 07/23/2013 10:09 PM, Richard Zhao wrote: > > All Tegra device drivers will soon move to generic DMA device tree bindings. > > Add the required properties to the Tegra DT files to support that. The legacy > > property nvidia,dma-request-selector will be removed after all drivers have > > been converted, in order to maintain bisectability. > > > > Changes: > > - Add '#dma-cells' for apbdma nodes > > - And properties 'dmas' and 'dma-names' for apbdma client nodes > > - update apbdma DT binding doc > > > > Signed-off-by: Richard Zhao > > --- > > .../devicetree/bindings/dma/tegra20-apbdma.txt | 1 + > > arch/arm/boot/dts/tegra114.dtsi | 27 ++++++++++++++++++++++ > > arch/arm/boot/dts/tegra20.dtsi | 27 ++++++++++++++++++++++ > > arch/arm/boot/dts/tegra30.dtsi | 25 ++++++++++++++++++++ > > This patch should be split differently. > > Patch 1 in the series should include the binding document change and the > associated DMA driver change, which will support both the old and new > bindings. > > Patch 2 should contain the *.dtsi changes. The reason I update apbdma binding doc here is to make it consistent with the mass properties added in dtsi files. apbdma has less places of changes than dtsi files. Thanks Richard