From patchwork Thu Apr 7 05:29:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Appana Durga Kedareswara rao X-Patchwork-Id: 607240 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3qgWQx0s82z9t0t for ; Thu, 7 Apr 2016 15:31:05 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755280AbcDGFau (ORCPT ); Thu, 7 Apr 2016 01:30:50 -0400 Received: from mail-bl2nam02on0050.outbound.protection.outlook.com ([104.47.38.50]:31264 "EHLO NAM02-BL2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755198AbcDGFaP (ORCPT ); Thu, 7 Apr 2016 01:30:15 -0400 Received: from BL2NAM02FT052.eop-nam02.prod.protection.outlook.com (10.152.76.51) by BL2NAM02HT253.eop-nam02.prod.protection.outlook.com (10.152.76.134) with Microsoft SMTP Server (TLS) id 15.1.453.6; Thu, 7 Apr 2016 05:30:12 +0000 Authentication-Results: spf=pass (sender IP is 149.199.60.100) smtp.mailfrom=xilinx.com; vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=bestguesspass action=none header.from=xilinx.com; Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates 149.199.60.100 as permitted sender) receiver=protection.outlook.com; client-ip=149.199.60.100; helo=xsj-pvapsmtpgw02; Received: from xsj-pvapsmtpgw02 (149.199.60.100) by BL2NAM02FT052.mail.protection.outlook.com (10.152.77.0) with Microsoft SMTP Server (TLS) id 15.1.453.6 via Frontend Transport; Thu, 7 Apr 2016 05:30:11 +0000 Received: from unknown-38-66.xilinx.com ([149.199.38.66]:55140 helo=xsj-pvapsmtp01) by xsj-pvapsmtpgw02 with esmtp (Exim 4.63) (envelope-from ) id 1ao2WB-00029O-5s; Wed, 06 Apr 2016 22:30:11 -0700 Received: from [127.0.0.1] (helo=localhost) by xsj-pvapsmtp01 with smtp (Exim 4.63) (envelope-from ) id 1ao2W4-0004he-Ac; Wed, 06 Apr 2016 22:30:04 -0700 Received: from xsj-pvapsmtp01 (smtp.xilinx.com [149.199.38.66]) by xsj-smtp-dlp1.xlnx.xilinx.com (8.13.8/8.13.1) with ESMTP id u375TnUd006121; Wed, 6 Apr 2016 22:29:51 -0700 Received: from [172.23.64.207] (helo=xhd-lin64re117.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1ao2Vp-0004Ex-8Q; Wed, 06 Apr 2016 22:29:49 -0700 Received: by xhd-lin64re117.xilinx.com (Postfix, from userid 13614) id E15D320956; Thu, 7 Apr 2016 10:59:48 +0530 (IST) From: Kedareswara rao Appana To: , , , , , , , , , , , , , CC: , , , Subject: [PATCH v4 4/5] Documentation: DT: vdma: update binding doc for AXI CDMA Date: Thu, 7 Apr 2016 10:59:44 +0530 Message-ID: <1460006985-14805-5-git-send-email-appanad@xilinx.com> X-Mailer: git-send-email 2.1.2 In-Reply-To: <1460006985-14805-1-git-send-email-appanad@xilinx.com> References: <1460006985-14805-1-git-send-email-appanad@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.0.0.1202-22242.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:149.199.60.100; IPV:NLI; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(6009001)(2980300002)(438002)(199003)(189002)(50986999)(36756003)(2950100001)(50466002)(5003940100001)(103686003)(86362001)(45336002)(4001450100002)(5008740100001)(87936001)(90966002)(47776003)(189998001)(42186005)(63266004)(76176999)(229853001)(4326007)(92566002)(33646002)(52956003)(1220700001)(50226001)(2906002)(106466001)(19580395003)(19580405001)(2201001)(46386002)(6806005)(36386004)(81166005)(15650500001)(586003)(5001770100001)(48376002)(1096002)(921003)(107986001)(1121003)(83996005)(2101003); DIR:OUT; SFP:1101; SCL:1; SRVR:BL2NAM02HT253; H:xsj-pvapsmtpgw02; FPR:; SPF:Pass; MLV:sfv; A:1; MX:1; LANG:en; MIME-Version: 1.0 X-MS-Office365-Filtering-Correlation-Id: 9debb308-ba2a-4ad0-e759-08d35ea5b0cb X-Microsoft-Antispam: UriScan:; BCL:0; PCL:0; RULEID:(8251501002); SRVR:BL2NAM02HT253; X-Microsoft-Antispam-PRVS: X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:(601004)(2401047)(13015025)(13017025)(13023025)(5005006)(13024025)(8121501046)(13018025)(10201501046)(3002001); SRVR:BL2NAM02HT253; BCL:0; PCL:0; RULEID:; SRVR:BL2NAM02HT253; X-Forefront-PRVS: 0905A6B2C7 X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Apr 2016 05:30:11.6264 (UTC) X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.60.100]; Helo=[xsj-pvapsmtpgw02] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL2NAM02HT253 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This patch updates the device-tree binding doc for adding support for AXI CDMA. Signed-off-by: Kedareswara rao Appana Acked-by: Rob Herring --- Changes for v4: ---> None. Changes for v3: ---> Removed CDMA DT example from the patch as suggested by the Rob. Changes for v2: ---> Modified commit message as suggested by Vinod. ---> Moved the patch to forward in the series as suggested by vinod. Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt index 3fb23fe..fcc2b65 100644 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt @@ -8,8 +8,12 @@ target devices. It can be configured to have one channel or two channels. If configured as two channels, one is to transmit to the device and another is to receive from the device. +Xilinx AXI CDMA engine, it does transfers between memory-mapped source +address and a memory-mapped destination address. + Required properties: -- compatible: Should be "xlnx,axi-vdma-1.00.a" or "xlnx,axi-dma-1.00.a" +- compatible: Should be "xlnx,axi-vdma-1.00.a" or "xlnx,axi-dma-1.00.a" or + "xlnx,axi-cdma-1.00.a"" - #dma-cells: Should be <1>, see "dmas" property below - reg: Should contain VDMA registers location and length. - xlnx,addrwidth: Should be the vdma addressing size in bits(ex: 32 bits).