From patchwork Mon Nov 23 02:34:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sia Jee Heng X-Patchwork-Id: 1404609 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CfWrk6W3Kz9sTL for ; Mon, 23 Nov 2020 13:51:50 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727056AbgKWCvc (ORCPT ); Sun, 22 Nov 2020 21:51:32 -0500 Received: from mga18.intel.com ([134.134.136.126]:60192 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725788AbgKWCvb (ORCPT ); Sun, 22 Nov 2020 21:51:31 -0500 IronPort-SDR: qkpqJ5ZslsqKx4HYav7tX4hTm2UtgrX2bTtDjOIxAjvBnwZB3b5eZlcRxiWOn2rZ8wYK/TBBbj hHAPV2O81mQw== X-IronPort-AV: E=McAfee;i="6000,8403,9813"; a="159459959" X-IronPort-AV: E=Sophos;i="5.78,361,1599548400"; d="scan'208";a="159459959" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2020 18:51:30 -0800 IronPort-SDR: WsaGr+yVQoUOcE+gxKYqQhJCXM/tF6WmcLV5YIJw4vedMT4Cqom5Atpswq/dN90ojCxPJmh0dl o/JRmWDeW0Lw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,361,1599548400"; d="scan'208";a="369879815" Received: from jsia-hp-z620-workstation.png.intel.com ([10.221.118.135]) by FMSMGA003.fm.intel.com with ESMTP; 22 Nov 2020 18:51:28 -0800 From: Sia Jee Heng To: vkoul@kernel.org, Eugeniy.Paltsev@synopsys.com, robh+dt@kernel.org Cc: andriy.shevchenko@linux.intel.com, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v5 01/16] dt-bindings: dma: Add YAML schemas for dw-axi-dmac Date: Mon, 23 Nov 2020 10:34:37 +0800 Message-Id: <20201123023452.7894-2-jee.heng.sia@intel.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201123023452.7894-1-jee.heng.sia@intel.com> References: <20201123023452.7894-1-jee.heng.sia@intel.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org YAML schemas Device Tree (DT) binding is the new format for DT to replace the old format. Introduce YAML schemas DT binding for dw-axi-dmac and remove the old version. Signed-off-by: Sia Jee Heng --- .../bindings/dma/snps,dw-axi-dmac.txt | 39 ------ .../bindings/dma/snps,dw-axi-dmac.yaml | 126 ++++++++++++++++++ 2 files changed, 126 insertions(+), 39 deletions(-) delete mode 100644 Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.txt create mode 100644 Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml diff --git a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.txt b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.txt deleted file mode 100644 index dbe160400adc..000000000000 --- a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.txt +++ /dev/null @@ -1,39 +0,0 @@ -Synopsys DesignWare AXI DMA Controller - -Required properties: -- compatible: "snps,axi-dma-1.01a" -- reg: Address range of the DMAC registers. This should include - all of the per-channel registers. -- interrupt: Should contain the DMAC interrupt number. -- dma-channels: Number of channels supported by hardware. -- snps,dma-masters: Number of AXI masters supported by the hardware. -- snps,data-width: Maximum AXI data width supported by hardware. - (0 - 8bits, 1 - 16bits, 2 - 32bits, ..., 6 - 512bits) -- snps,priority: Priority of channel. Array size is equal to the number of - dma-channels. Priority value must be programmed within [0:dma-channels-1] - range. (0 - minimum priority) -- snps,block-size: Maximum block size supported by the controller channel. - Array size is equal to the number of dma-channels. - -Optional properties: -- snps,axi-max-burst-len: Restrict master AXI burst length by value specified - in this property. If this property is missing the maximum AXI burst length - supported by DMAC is used. [1:256] - -Example: - -dmac: dma-controller@80000 { - compatible = "snps,axi-dma-1.01a"; - reg = <0x80000 0x400>; - clocks = <&core_clk>, <&cfgr_clk>; - clock-names = "core-clk", "cfgr-clk"; - interrupt-parent = <&intc>; - interrupts = <27>; - - dma-channels = <4>; - snps,dma-masters = <2>; - snps,data-width = <3>; - snps,block-size = <4096 4096 4096 4096>; - snps,priority = <0 1 2 3>; - snps,axi-max-burst-len = <16>; -}; diff --git a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml new file mode 100644 index 000000000000..6c2e8e612af5 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml @@ -0,0 +1,126 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/dma/snps,dw-axi-dmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys DesignWare AXI DMA Controller + +maintainers: + - Eugeniy Paltsev + #include + /* example with snps,dw-axi-dmac */ + dmac: dma-controller@80000 { + compatible = "snps,axi-dma-1.01a"; + reg = <0x80000 0x400>; + clocks = <&core_clk>, <&cfgr_clk>; + clock-names = "core-clk", "cfgr-clk"; + interrupt-parent = <&intc>; + interrupts = <27>; + #dma-cells = <1>; + dma-channels = <4>; + snps,dma-masters = <2>; + snps,data-width = <3>; + snps,block-size = <4096 4096 4096 4096>; + snps,priority = <0 1 2 3>; + snps,axi-max-burst-len = <16>; + };