From patchwork Tue Mar 5 20:53:11 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Porter X-Patchwork-Id: 2221741 Return-Path: X-Original-To: patchwork-davinci@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from comal.ext.ti.com (comal.ext.ti.com [198.47.26.152]) by patchwork1.kernel.org (Postfix) with ESMTP id 617DF3FCF6 for ; Tue, 5 Mar 2013 20:55:29 +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 r25KtSpI014151 for ; Tue, 5 Mar 2013 14:55:28 -0600 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id r25KtSsb009115 for ; Tue, 5 Mar 2013 14:55:28 -0600 Received: from dlelxv24.itg.ti.com (172.17.1.199) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Tue, 5 Mar 2013 14:55:28 -0600 Received: from linux.omap.com (dlelxs01.itg.ti.com [157.170.227.31]) by dlelxv24.itg.ti.com (8.13.8/8.13.8) with ESMTP id r25KtSvw021450 for ; Tue, 5 Mar 2013 14:55:28 -0600 Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 6C49C80627 for ; Tue, 5 Mar 2013 14:55:28 -0600 (CST) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dflp52.itg.ti.com (dflp52.itg.ti.com [128.247.22.96]) by linux.omap.com (Postfix) with ESMTP id CC9D28062A for ; Tue, 5 Mar 2013 14:53:02 -0600 (CST) Received: from medina.ext.ti.com (medina.ext.ti.com [192.91.81.31]) by dflp52.itg.ti.com (8.13.7/8.13.8) with ESMTP id r25Kr2jQ019942 for ; Tue, 5 Mar 2013 14:53:02 -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 r25Kr2Zi025682 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 5 Mar 2013 14:53:02 -0600 Received: from [216.82.242.147:8577] by server-9.bemta-8.messagelabs.com id AB/5B-32481-D2B56315; Tue, 05 Mar 2013 20:53:01 +0000 X-Env-Sender: ohiomdp@gmail.com X-Msg-Ref: server-15.tower-95.messagelabs.com!1362516780!29607294!1 X-Originating-IP: [209.85.223.179] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 6.8.6; banners=-,-,- X-VirusChecked: Checked Received: (qmail 7620 invoked from network); 5 Mar 2013 20:53:01 -0000 Received: from mail-ie0-f179.google.com (HELO mail-ie0-f179.google.com) (209.85.223.179) by server-15.tower-95.messagelabs.com with RC4-SHA encrypted SMTP; 5 Mar 2013 20:53:01 -0000 Received: by mail-ie0-f179.google.com with SMTP id k11so8320260iea.24 for ; Tue, 05 Mar 2013 12:53:00 -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=jQhpYkY753txXqjZOz0cc1pFSZJoDc1GoKCIuKxra+1GacAl3OJpRN1tA/Veh0LVzD w1E6Y+s3SbqAWBHr4BNBaLbIVVMW1CSPR8637lNgCmcxEWsMEF2JCvYpqFwbDMc9A7qF B/mCdf7F7SrDQqSinGx3M7m1sHVI0Orb6y3BPkxz7tjf3K94dp83onw8qJtpf4uZOv+H 4laUCMz/+lSNbVHKuvfd73aGTJckuX4iF97nmEKYxRn2hpPgXaE+3EcI0MIOVU+1eKa0 9YYgUkWoaoaXVOiheV8modz2mQ0ShdUg/gY9iS2JGhScM62izGlAQJnjwbgZig/LSDgE jlHA== X-Received: by 10.50.13.228 with SMTP id k4mr7659009igc.30.1362516780515; Tue, 05 Mar 2013 12:53:00 -0800 (PST) Received: from beef.ohporter.com (cpe-98-27-254-98.neo.res.rr.com. [98.27.254.98]) by mx.google.com with ESMTPS id gy3sm19430914igc.10.2013.03.05.12.52.58 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 05 Mar 2013 12:52:59 -0800 (PST) From: Matt Porter To: Tony Lindgren , Sekhar Nori , Grant Likely , Mark Brown , Benoit Cousson , Russell King , Rob Landley Subject: [PATCH v8 5/9] dmaengine: edma: Add TI EDMA device tree binding Date: Tue, 5 Mar 2013 15:53:11 -0500 Message-ID: <1362516795-6346-6-git-send-email-mporter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1362516795-6346-1-git-send-email-mporter@ti.com> References: <1362516795-6346-1-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 , 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>; +};