From patchwork Wed Jun 20 08:36:50 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrea Merello X-Patchwork-Id: 10476429 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B1DC1600F6 for ; Wed, 20 Jun 2018 08:39:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A2F6028BD5 for ; Wed, 20 Jun 2018 08:39:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 96E9D28D08; Wed, 20 Jun 2018 08:39:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4CE8C28BD5 for ; Wed, 20 Jun 2018 08:39:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754412AbeFTIhR (ORCPT ); Wed, 20 Jun 2018 04:37:17 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:51283 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754788AbeFTIhM (ORCPT ); Wed, 20 Jun 2018 04:37:12 -0400 Received: by mail-wm0-f66.google.com with SMTP id r15-v6so4575217wmc.1; Wed, 20 Jun 2018 01:37:11 -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=6nq5Egk6SkOXwkfaidMz/nOMtwj3QnkiTUu9x4Xq2UE=; b=Y5WEUZn8k1z71vkCn648xg1TA3nGkFajYLtSKdCCSIgt3nR0A/K7IOtM87vlLJhV2b RQOpUoJ1uv9jYJavTCyyu9l6LafC4ndCgWzdj1gylMTfG5gU+1RkwBOLDVEChRPEyI1E 7TC6MSL8qCr/3bINEodoPRYrzvYzS3hItkYWzwxld31fT76jBsNfFZTGsUxFwkGrGeiv jkw25JcqbzuuHSvP9Rnmdbx5erXiyq/kKLYwORByXur+ioEUxnsS/b3FAHZ4a3zIicBT 8lr10XD/UiRnQSVJSp18FPDjHdeKgZ6w56KB4P4ecVfpXaL5mV2azXdyFYiwzTkrWxxE 7VQA== 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=6nq5Egk6SkOXwkfaidMz/nOMtwj3QnkiTUu9x4Xq2UE=; b=ESlDtrSeWaBc1L1Fcwbs71p68pCnPWA/xU6HWopoFQTj4xZxGjfBy7qgTyWGQqaLlk JHcPRJH/qAF4TpO0z3XPs9tW2fbXnaW1Eiipaxxv9iIjHe/+DtCUgei2NrXq3TWjLx+5 BrfOXZw3EOvTCodklWlpRVLdwt9R49x7+Y0rMqwU/YvLwRkU1VFrLFgvqs+KjI5q/rW5 eOYLHKzwDvNGRoIhaqzXW+Z5Wj2uZ6wMa49sq0ORt5y30tJoF09erTZspVphNkXwFfFF dEOPVUPEEP7a2wvDiZJss2TYRChq+4hlricSf3wH5oYCWrHVOXjiRiB7wODlg/mY6KaT OT6g== X-Gm-Message-State: APt69E0eYqcSkBih4q60e77VtpmZBJjuHpgLkhWYg6ar1o579/iK+Ppr XcdrwXg5jWoeaeGGvsm57yI= X-Google-Smtp-Source: ADUXVKKqiDhtnYan2zAlP4Pg2LCdHNRPYkovkDFA6hm/xVBAlLF/52y71mh4PmhLTMl5Fs+XAOr8yA== X-Received: by 2002:a1c:ed0d:: with SMTP id l13-v6mr958072wmh.73.1529483830965; Wed, 20 Jun 2018 01:37:10 -0700 (PDT) Received: from NewMoon.iit.local ([90.147.180.254]) by smtp.gmail.com with ESMTPSA id f24-v6sm1615933wmc.0.2018.06.20.01.37.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Jun 2018 01:37:10 -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 Subject: [PATCH 3/6] dt-bindings: xilinx_dma: add required xlnx, lengthregwidth property Date: Wed, 20 Jun 2018 10:36:50 +0200 Message-Id: <20180620083653.17010-3-andrea.merello@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180620083653.17010-1-andrea.merello@gmail.com> References: <20180620083653.17010-1-andrea.merello@gmail.com> Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The width of the "length register" cannot be autodetected, and it is now specified with a DT property. Add DOC for it. Signed-off-by: Andrea Merello --- Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt index a2b8bfaec43c..acecdc5d8d47 100644 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt @@ -36,6 +36,8 @@ Required properties: Required properties for VDMA: - xlnx,num-fstores: Should be the number of framebuffers as configured in h/w. +Required properties for AXI DMA: +- xlnx,lengthregwidth: Should be the width of the length register as configured in h/w. Optional properties: - xlnx,include-sg: Tells configured for Scatter-mode in