From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Warren Subject: Re: [PATCH 1/9] ARM: dts: add generic DMA DT binding for tegra apbdma Date: Fri, 26 Jul 2013 13:21:20 -0600 Message-ID: <51F2CC30.5090200@wwwdotorg.org> References: <1374639002-16753-1-git-send-email-rizhao@nvidia.com> <1374639002-16753-2-git-send-email-rizhao@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1374639002-16753-2-git-send-email-rizhao-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Richard Zhao 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 (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.