From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3CA8C43142 for ; Mon, 25 Jun 2018 09:28:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5C2E021104 for ; Mon, 25 Jun 2018 09:28:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Vl7UvvSM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5C2E021104 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755134AbeFYJ2y (ORCPT ); Mon, 25 Jun 2018 05:28:54 -0400 Received: from mail-wm0-f65.google.com ([74.125.82.65]:55382 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753218AbeFYJ1u (ORCPT ); Mon, 25 Jun 2018 05:27:50 -0400 Received: by mail-wm0-f65.google.com with SMTP id v16-v6so8415395wmh.5; Mon, 25 Jun 2018 02:27:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=JgUt5Sd6UFh+b813nY7URxLA4MuZZZjQ1TQiz0Ev88Y=; b=Vl7UvvSMTo4vhUuw94n841bP3Si2TeQNaFSSv9wDdNxR5f1VzedRR8XRVJi9zI3/je 82UGj3mPDZb8+vNDXZfjvQ6J8MsTLZPmO4Gzln+kTgXDpXLBNZHOe9tjM7DDaVR57UeL dYjCAtIfnwGhZdk00FA2I2hVz2p20aSiU8+pqpikVIA5hn+X37SDwbg70v900RSoUL76 x8gt6MPV1rujvpZ7Fm28wP3WybsR0bGdxAja5vQW5K0ICZDbFHCkpqvhoaaYTAuyl4Lj 3hxqEYb4cqJh7oTxWkJgYX8s5Z2ZLeuZmN/89LuYUashLx+OFN8IRgN0jgyaLRmXUSVO ZQeQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=JgUt5Sd6UFh+b813nY7URxLA4MuZZZjQ1TQiz0Ev88Y=; b=QeS8RT1VzS5ljm+GKSfHlqZhb4rg2J3Jf7NhddMPoDD8qRCNbZEJ1AXUSHts290V1v lMvNrIfcApBIA2/dKuBPKJniI44wUSdRXIXeBob9HGrxodinelEhx3T+DtJGzLCGMDKc zYJebBtZKUfVOxFzmC24nNKyhVj48VtqSLO/W0qnPIvW71cRdgGa0NK/eqCM1KM2K7he X459qdQ+1+zaBmO/ZpRzuAx5Ff6KDQo25iO7tHOzOE+Fg6k0Qaq9qzI6BixkShQ2ZhtB LGPm4ri/P1HEBwFxiKf3DAKZ3gyIHWgN/zHuqCBrWUFkK+u0jVik5VQkg+guk9WUrnO+ gT2g== X-Gm-Message-State: APt69E1SV1iQS9wDFN9POXf/hI7OhxHRkcV/8ciVu6UIB8CWRPqNUTWT lwFiPiXVdToo3p9QhfWQILg= X-Google-Smtp-Source: ADUXVKJRVx4zKkYceboHNU72zfUFjQ8djlaEFo8474++sAw6yxslNmbn6IlOcxOGcFL5nAy9wTnf7g== X-Received: by 2002:a1c:47cf:: with SMTP id m76-v6mr357841wmi.80.1529918869400; Mon, 25 Jun 2018 02:27:49 -0700 (PDT) Received: from NewMoon.iit.local ([90.147.180.254]) by smtp.gmail.com with ESMTPSA id v2-v6sm15638779wrm.84.2018.06.25.02.27.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 Jun 2018 02:27:48 -0700 (PDT) From: Andrea Merello To: vkoul@kernel.org, dan.j.williams@intel.com, michal.simek@xilinx.com, appana.durga.rao@xilinx.com, dmaengine@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Andrea Merello , Rob Herring , Mark Rutland , devicetree@vger.kernel.org, Radhey Shyam Pandey Subject: [PATCH v3 2/5] dt-bindings: dmaengine: xilinx_dma: add optional xlnx,sg-length-width property Date: Mon, 25 Jun 2018 11:27:21 +0200 Message-Id: <20180625092724.22164-2-andrea.merello@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180625092724.22164-1-andrea.merello@gmail.com> References: <20180625092724.22164-1-andrea.merello@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The width of the "length register" cannot be autodetected, and it is now specified with a DT property. Add DOC for it. Cc: Rob Herring Cc: Mark Rutland Cc: devicetree@vger.kernel.org Cc: Radhey Shyam Pandey Signed-off-by: Andrea Merello Reviewed-by: Radhey Shyam Pandey --- Changes in v2: - change property name - property is now optional - cc DT maintainer Changes in v3: - reword - cc DT maintainerS and ML --- Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt index a2b8bfaec43c..c894abe28baa 100644 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt @@ -41,6 +41,7 @@ Optional properties: - xlnx,include-sg: Tells configured for Scatter-mode in the hardware. Optional properties for AXI DMA: +- xlnx,sg-length-width: Should be the width of the length register as configured in h/w. - xlnx,mcdma: Tells whether configured for multi-channel mode in the hardware. Optional properties for VDMA: - xlnx,flush-fsync: Tells which channel to Flush on Frame sync. -- 2.17.1