From patchwork Wed Jan 30 07:00:24 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Porter X-Patchwork-Id: 2065871 Return-Path: X-Original-To: patchwork-davinci@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from comal.ext.ti.com (comal.ext.ti.com [198.47.26.152]) by patchwork2.kernel.org (Postfix) with ESMTP id 4FEB3DF264 for ; Wed, 30 Jan 2013 07:02:17 +0000 (UTC) Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id r0U72GML004139 for ; Wed, 30 Jan 2013 01:02:16 -0600 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id r0U72GmM005844 for ; Wed, 30 Jan 2013 01:02:16 -0600 Received: from dlelxv23.itg.ti.com (172.17.1.198) by dfle72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.1.323.3; Wed, 30 Jan 2013 01:02:16 -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 r0U72G3C029010 for ; Wed, 30 Jan 2013 01:02:16 -0600 Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 8633680626 for ; Wed, 30 Jan 2013 01:02:16 -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 D51E88062D for ; Wed, 30 Jan 2013 01:00:22 -0600 (CST) Received: from medina.ext.ti.com (medina.ext.ti.com [192.91.81.31]) by dflp51.itg.ti.com (8.13.7/8.13.8) with ESMTP id r0U70M2s011478 for ; Wed, 30 Jan 2013 01:00:22 -0600 (CST) Received: from mail6.bemta8.messagelabs.com (mail6.bemta8.messagelabs.com [216.82.243.55]) by medina.ext.ti.com (8.13.7/8.13.7) with ESMTP id r0U70MV9009010 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Wed, 30 Jan 2013 01:00:22 -0600 Received: from [216.82.242.147:34465] by server-5.bemta-8.messagelabs.com id 10/9A-24682-505C8015; Wed, 30 Jan 2013 07:00:21 +0000 X-Env-Sender: ohiomdp@gmail.com X-Msg-Ref: server-4.tower-95.messagelabs.com!1359529218!28457838!1 X-Originating-IP: [209.85.210.177] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 6.7; banners=-,-,- X-VirusChecked: Checked Received: (qmail 25632 invoked from network); 30 Jan 2013 07:00:18 -0000 Received: from mail-ia0-f177.google.com (HELO mail-ia0-f177.google.com) (209.85.210.177) by server-4.tower-95.messagelabs.com with RC4-SHA encrypted SMTP; 30 Jan 2013 07:00:18 -0000 Received: by mail-ia0-f177.google.com with SMTP id h8so1789962iaa.8 for ; Tue, 29 Jan 2013 23:00:18 -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=Ib45EoJ7m5/ZJaHenduhqYN5ebhxSZZ8Mt4B22KUwk4=; b=Kf+m0R7/yXPtj6lsd8gMn4Hxpz/NuKDWMHjy8L6xiAmAtBpmyoSnWYIKibQGb+bv4s qBJWuIBB3gfbDSXPIOo2kcfuupIUcclfjBvCoLtMmkaKBIYX1JlGZfIsfzL8iRY0qFZ9 ii6WuqbPra+TT3CgQL05/9SRRByIwHpklXV7gU9IuCnbfY19G2euISOtBpf8I5jACxYx sdm1DDnvWnMiS4gDGg8CTzGqk3F/jGhnXaVwE6YA1TUZpqEY07BElnd+314hANhFBqYF /UrktOSw3aQrdiD7R0GVDYXTcDdDclqGEyem10RDyoAMiEbga0gRk0GgKhhwW80CPQ8A hIng== X-Received: by 10.50.10.130 with SMTP id i2mr2935368igb.63.1359529218181; Tue, 29 Jan 2013 23:00:18 -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 nj1sm762015igc.3.2013.01.29.23.00.16 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 29 Jan 2013 23:00:17 -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 v6 05/10] dmaengine: edma: Add TI EDMA device tree binding Date: Wed, 30 Jan 2013 02:00:24 -0500 Message-ID: <1359529229-22207-6-git-send-email-mporter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1359529229-22207-1-git-send-email-mporter@ti.com> References: <1359529229-22207-1-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+patchwork-davinci=patchwork.kernel.org@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 | 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..075a60e3 --- /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 +- ti,edma-xbar-event-map: Crossbar event to channel map + +Example: + +edma: edma@49000000 { + 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>; +};