From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751799AbcFXFVt (ORCPT ); Fri, 24 Jun 2016 01:21:49 -0400 Received: from mail-sn1nam02on0066.outbound.protection.outlook.com ([104.47.36.66]:2272 "EHLO NAM02-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751229AbcFXFVk (ORCPT ); Fri, 24 Jun 2016 01:21:40 -0400 Authentication-Results: spf=pass (sender IP is 149.199.60.83) 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; From: Kedareswara rao Appana To: , , , , , , , , , , , , CC: , , , Subject: [PATCH v2 3/5] Documentation: DT: dma: Delete binding doc for AXI DMA Date: Fri, 24 Jun 2016 10:51:24 +0530 Message-ID: <1466745686-23898-4-git-send-email-appanad@xilinx.com> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1466745686-23898-1-git-send-email-appanad@xilinx.com> References: <1466745686-23898-1-git-send-email-appanad@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.0.0.1202-22408.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:149.199.60.83;IPV:NLI;CTRY:US;EFV:NLI;SFV:NSPM;SFS:(10009020)(6009001)(7916002)(2980300002)(438002)(189002)(199003)(5001770100001)(86362001)(76176999)(50986999)(33646002)(2201001)(81156014)(50466002)(5003940100001)(2950100001)(81166006)(189998001)(48376002)(63266004)(90966002)(106466001)(46386002)(4326007)(52956003)(45336002)(42186005)(2906002)(6806005)(47776003)(92566002)(19580395003)(50226002)(586003)(356003)(103686003)(36756003)(305945005)(8676002)(8936002)(7846002)(11100500001)(229853001)(36386004)(87936001)(19580405001)(107986001)(921003)(1121003)(83996005)(2101003);DIR:OUT;SFP:1101;SCL:1;SRVR:CY1NAM02HT016;H:xsj-pvapsmtpgw01;FPR:;SPF:Pass;PTR:unknown-60-83.xilinx.com;MX:1;A:1;CAT:NONE;LANG:en;CAT:NONE; MIME-Version: 1.0 Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: ad4b586c-7804-47e8-78f1-08d39bef6ad5 X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:(8251501002);SRVR:CY1NAM02HT016; X-Microsoft-Antispam-PRVS: X-Exchange-Antispam-Report-Test: UriScan:(192813158149592); X-Exchange-Antispam-Report-CFA-Test: BCL:0;PCL:0;RULEID:(601004)(2401047)(13024025)(8121501046)(13017025)(13015025)(13018025)(13023025)(5005006)(10201501046)(3002001)(6055026);SRVR:CY1NAM02HT016;BCL:0;PCL:0;RULEID:;SRVR:CY1NAM02HT016; X-Forefront-PRVS: 0983EAD6B2 X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jun 2016 05:21:37.3110 (UTC) X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.60.83];Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1NAM02HT016 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The AXI DMA support is added to the existing AXI VDMA driver. Device tree binding information also updated in the VDMA binding doc. Acked-by: Rob Herring Signed-off-by: Kedareswara rao Appana --- --> Added Rob Acked-by. .../devicetree/bindings/dma/xilinx/xilinx_dma.txt | 65 -------------------- 1 files changed, 0 insertions(+), 65 deletions(-) delete mode 100644 Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt deleted file mode 100644 index 3cf0072..0000000 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt +++ /dev/null @@ -1,65 +0,0 @@ -Xilinx AXI DMA engine, it does transfers between memory and AXI4 stream -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. - -Required properties: -- compatible: Should be "xlnx,axi-dma-1.00.a" -- #dma-cells: Should be <1>, see "dmas" property below -- reg: Should contain DMA registers location and length. -- dma-channel child node: Should have at least one channel and can have up to - two channels per device. This node specifies the properties of each - DMA channel (see child node properties below). - -Optional properties: -- xlnx,include-sg: Tells whether configured for Scatter-mode in - the hardware. - -Required child node properties: -- compatible: It should be either "xlnx,axi-dma-mm2s-channel" or - "xlnx,axi-dma-s2mm-channel". -- interrupts: Should contain per channel DMA interrupts. -- xlnx,datawidth: Should contain the stream data width, take values - {32,64...1024}. - -Option child node properties: -- xlnx,include-dre: Tells whether hardware is configured for Data - Realignment Engine. - -Example: -++++++++ - -axi_dma_0: axidma@40400000 { - compatible = "xlnx,axi-dma-1.00.a"; - #dma_cells = <1>; - reg = < 0x40400000 0x10000 >; - dma-channel@40400000 { - compatible = "xlnx,axi-dma-mm2s-channel"; - interrupts = < 0 59 4 >; - xlnx,datawidth = <0x40>; - } ; - dma-channel@40400030 { - compatible = "xlnx,axi-dma-s2mm-channel"; - interrupts = < 0 58 4 >; - xlnx,datawidth = <0x40>; - } ; -} ; - - -* DMA client - -Required properties: -- dmas: a list of <[DMA device phandle] [Channel ID]> pairs, - where Channel ID is '0' for write/tx and '1' for read/rx - channel. -- dma-names: a list of DMA channel names, one per "dmas" entry - -Example: -++++++++ - -dmatest_0: dmatest@0 { - compatible ="xlnx,axi-dma-test-1.00.a"; - dmas = <&axi_dma_0 0 - &axi_dma_0 1>; - dma-names = "dma0", "dma1"; -} ; -- 1.7.1