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: 1964211 Return-Path: X-Original-To: patchwork-davinci@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from bear.ext.ti.com (bear.ext.ti.com [192.94.94.41]) by patchwork1.kernel.org (Postfix) with ESMTP id 3CFD43FF0F for ; Fri, 11 Jan 2013 05:50:20 +0000 (UTC) Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id r0B5kcv7025835; Thu, 10 Jan 2013 23:46:38 -0600 Received: from DLEE74.ent.ti.com (dlee74.ent.ti.com [157.170.170.8]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id r0B5kcWh001865; Thu, 10 Jan 2013 23:46:38 -0600 Received: from dlelxv23.itg.ti.com (172.17.1.198) by DLEE74.ent.ti.com (157.170.170.8) with Microsoft SMTP Server id 14.1.323.3; Thu, 10 Jan 2013 23:46:38 -0600 Received: from linux.omap.com (dlelxs01.itg.ti.com [157.170.227.31]) by dlelxv23.itg.ti.com (8.13.8/8.13.8) with ESMTP id r0B5kcx6023327; Thu, 10 Jan 2013 23:46:38 -0600 Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 24E7C80628; Thu, 10 Jan 2013 23:46:38 -0600 (CST) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dflp51.itg.ti.com (dflp51.itg.ti.com [128.247.22.94]) by linux.omap.com (Postfix) with ESMTP id 154158062E for ; Thu, 10 Jan 2013 23:44:33 -0600 (CST) Received: from white.ext.ti.com (white.ext.ti.com [192.94.93.38]) by dflp51.itg.ti.com (8.13.7/8.13.8) with ESMTP id r0B5iXrR015972 for ; Thu, 10 Jan 2013 23:44:33 -0600 (CST) Received: from mail6.bemta7.messagelabs.com (mail6.bemta7.messagelabs.com [216.82.255.55]) by white.ext.ti.com (8.13.7/8.13.7) with ESMTP id r0B5iXL9008647 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Thu, 10 Jan 2013 23:44:33 -0600 Received: from [216.82.253.163:15970] by server-4.bemta-7.messagelabs.com id 08/E9-32335-1C6AFE05; Fri, 11 Jan 2013 05:44:33 +0000 X-Env-Sender: ohiomdp@gmail.com X-Msg-Ref: server-5.tower-166.messagelabs.com!1357883071!11965994!1 X-Originating-IP: [209.85.216.176] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 6.6.1.8; banners=-,-,- X-VirusChecked: Checked Received: (qmail 7455 invoked from network); 11 Jan 2013 05:44:32 -0000 Received: from mail-qc0-f176.google.com (HELO mail-qc0-f176.google.com) (209.85.216.176) by server-5.tower-166.messagelabs.com with RC4-SHA encrypted SMTP; 11 Jan 2013 05:44:32 -0000 Received: by mail-qc0-f176.google.com with SMTP id n41so884300qco.21 for ; Thu, 10 Jan 2013 21:44:31 -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 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> 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 X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com 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>; +};