From patchwork Fri Jan 11 05:48:41 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Porter X-Patchwork-Id: 1964281 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 904633FF0F for ; Fri, 11 Jan 2013 05:50:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754035Ab3AKFu1 (ORCPT ); Fri, 11 Jan 2013 00:50:27 -0500 Received: from mail-qa0-f49.google.com ([209.85.216.49]:40090 "EHLO mail-qa0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753574Ab3AKFu0 (ORCPT ); Fri, 11 Jan 2013 00:50:26 -0500 X-Greylist: delayed 360 seconds by postgrey-1.27 at vger.kernel.org; Fri, 11 Jan 2013 00:50:26 EST Received: by mail-qa0-f49.google.com with SMTP id r4so1226449qaq.8 for ; Thu, 10 Jan 2013 21:50:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references; bh=/DJI+O1a+HadgABYbOnha92ecwjr14mfc1Ay6apV+44=; b=miUcUGh6KakxaR8mMbDiMBeXMZ+oSD4Gpb4edyi8nf0rfTlW0K3B77PDmIXv+jlb3p 8W8DusDSP3HnSIm6UlhBTHBIg2zkDFfQwnZIGj6XhYD80dGsmw6hzTnWA4/p696F/xBq hF5KKRO9ksa5tRisfcS110CnqFV72zwx/3ASLM+R2jRVWUjTRkZpUXvfmtPk+Fww59yP 27mlwS/utNB/ZBmDdJ3yYBAdgz320dChnzgP9VM8O3pPzmTYQ+zO+iSJgL0bwzdZmt6v gk5wkCGrzp9pNlYC+ptoM44K1OGq7FfC8EVxg8rp+K4+auukFH80lVQ3f0xTJHxszEUR aM3A== X-Received: by 10.224.183.147 with SMTP id cg19mr57334448qab.16.1357883071400; Thu, 10 Jan 2013 21:44:31 -0800 (PST) Received: from beef.ohporter.com (cpe-24-166-64-7.neo.res.rr.com. [24.166.64.7]) by mx.google.com with ESMTPS id ds8sm1897114qab.18.2013.01.10.21.44.28 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 10 Jan 2013 21:44:30 -0800 (PST) From: Matt Porter To: Tony Lindgren , Sekhar Nori , Grant Likely , Mark Brown , Benoit Cousson , Russell King , Vinod Koul , Rob Landley , Chris Ball Cc: Devicetree Discuss , Linux OMAP List , Linux ARM Kernel List , Linux DaVinci Kernel List , Linux Kernel Mailing List , Linux Documentation List , Linux MMC List , Linux SPI Devel List , Arnd Bergmann , Dan Williams , Rob Herring Subject: [PATCH v4 05/14] dmaengine: edma: Add TI EDMA device tree binding Date: Fri, 11 Jan 2013 00:48:41 -0500 Message-Id: <1357883330-5364-6-git-send-email-mporter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1357883330-5364-1-git-send-email-mporter@ti.com> References: <1357883330-5364-1-git-send-email-mporter@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@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 | 51 +++++++++++++++++++++ 1 file changed, 51 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..3344345 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt @@ -0,0 +1,51 @@ +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 +- ti,edma-xbar-event-map: Crossbar event to channel map + +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>; + ti,edma-xbar-event-map = <1 12 + 2 13>; +};