From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matt Porter Subject: [RFC PATCH v2 06/16] dmaengine: edma: Add TI EDMA device tree binding Date: Thu, 11 Oct 2012 15:04:31 -0400 Message-ID: <1349982281-10785-7-git-send-email-mporter@ti.com> References: <1349982281-10785-1-git-send-email-mporter@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Linux DaVinci Kernel List , Arnd Bergmann , Linux Documentation List , Devicetree Discuss , Linux MMC List , Linux Kernel Mailing List , Rob Herring , Dan Williams , Linux SPI Devel List , Linux OMAP List , Linux ARM Kernel List To: Tony Lindgren , Sekhar Nori , Grant Likely , Mark Brown , Benoit Cousson , Russell King , Vinod Koul , Rob Landley , Chris Ball Return-path: In-Reply-To: <1349982281-10785-1-git-send-email-mporter-l0cyMroinI0@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org The binding definition is based on the generic DMA controller binding. Signed-off-by: Matt Porter --- Documentation/devicetree/bindings/dma/ti-edma.txt | 49 +++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/ti-edma.txt diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt new file mode 100644 index 0000000..06402eb --- /dev/null +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt @@ -0,0 +1,49 @@ +TI EDMA + +Required properties: +- compatible : "ti,edma3" +- ti,hwmods: Name of the hwmods associated to the EDMA +- ti,edma-regions: Number of regions +- ti,edma-slots: Number of slots +- ti,edma-queue-tc-map: List of transfer control to queue mappings +- ti,edma-queue-priority-map: List of queue priority mappings +- ti,edma-default-queue: Default queue value + +Optional properties: +- ti,edma-reserved-channels: List of reserved channel regions +- ti,edma-reserved-slots: List of reserved slot regions + +Example: + +edma: edma@49000000 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x49000000 0x10000>; + interrupt-parent = <&intc>; + interrupts = <12 13 14>; + compatible = "ti,edma3"; + ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2"; + #dma-cells = <1>; + dma-channels = <64>; + ti,edma-regions = <4>; + ti,edma-slots = <256>; + ti,edma-reserved-channels = <0 2 + 14 2 + 26 6 + 48 4 + 56 8>; + ti,edma-reserved-slots = <0 2 + 14 2 + 26 6 + 48 4 + 56 8 + 64 127>; + ti,edma-queue-tc-map = <0 0 + 1 1 + 2 2>; + ti,edma-queue-priority-map = <0 0 + 1 1 + 2 2>; + ti,edma-default-queue = <0>; +}; + -- 1.7.9.5 ------------------------------------------------------------------------------ Don't let slow site performance ruin your business. Deploy New Relic APM Deploy New Relic app performance management and know exactly what is happening inside your Ruby, Python, PHP, Java, and .NET app Try New Relic at no cost today and get our sweet Data Nerd shirt too! http://p.sf.net/sfu/newrelic-dev2dev