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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 F219EC433EF for ; Wed, 8 Sep 2021 14:33:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D8F206056B for ; Wed, 8 Sep 2021 14:33:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351935AbhIHOe1 (ORCPT ); Wed, 8 Sep 2021 10:34:27 -0400 Received: from mail-dm6nam08on2045.outbound.protection.outlook.com ([40.107.102.45]:48800 "EHLO NAM04-DM6-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1349052AbhIHOeZ (ORCPT ); Wed, 8 Sep 2021 10:34:25 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=EKMZVSI8oPwl6OObETOKdE1Dlu2GMpu0QsYPupuIbastXAQk7ohrtpRGCvAEQ+SZeBYwrg4FeAZoocPbXbDMMwM1ojiWcMTv2lKxD+gm52B/jolhcwI5s1bKuID4rttXqLlGIhOldasVTV+bl6Nt7AaP4hh7HzESZQejnPAmweDUKEnkOZ/Hu24GH3IG3B1/L9oQTER6zN5IezujGTQfwHy6HLjYuFnNVT4gjFJFq+sAALwGpqV2FXWdkinMsU8qVrudjFnoohlRgXxyfSJRO4jZbEMASb/dYdT1eReQEs2qwv2ctXw/eMgSqyELJpQKACxqFBW1OwTTxIUGZBLtFQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=ixv5xKmcamnNZlum/L5cCxXznLClS5CQFV41TFsifr8=; b=Rz7XRuFeYjsu+LHWBhwQlWp0EABmDNveWUiwQ8m3eCseow67cjJ8fLKPuYzGCUKbmgmc7xwB5VzEP4rvQBIvDMrBePlNdLSjQ+FAQU6MIoXw84HlLYs8hoWR3klt1n41tTNEqlvGWVtqIUn843763PGvFE1SQ5t0orGpvN6a2agVs1MNTI6j1wVHFTh5wmZKes6DCc4+IFDaAUWyHabN+N0QhXqw3/ZJohPFMsXQoZh6i/av3UPQRvSdwilyKJY8rE5URfjAQRul/E5xdSzlfhHtPiELSitUTC7Vn25vQiehmqa2NAWwDRsektUGZ3geHPa4SE1r/4/+NqzNYsA0fA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.112.32) smtp.rcpttodomain=pengutronix.de smtp.mailfrom=nvidia.com; dmarc=pass (p=quarantine sp=none pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=ixv5xKmcamnNZlum/L5cCxXznLClS5CQFV41TFsifr8=; b=nCUSe+C/0Iv3nXpd7nJtM8YAUo/eTU1LGZ4P82xQBMP1whVr6Sb4fKB2nmwMKe5n5816EbSNCXZVvm8LWtKRleZvAJqBpsVxnnTUCn8hfDiL8LWNVGtFMz55VrxS2w5juj55BIP1tiSCubSezX6BPLOjZvFNCD2pDj6z5GL67HSoNG4RaFQM0jrqaB6Khr1+oPGg8KLmu8q0KpaqcQRLVW6awSNSYygpXXV+6cA1zVB5922yNXGXBZG00g70pIMZRrbVWXCTk6pMdirw/Y6Gpaa6WaA61+tI8i5zrLceAjF1IoLiBUm65KsB+QIPix78wvrBZiHDfO3m2WIP6Qvc9g== Received: from BN9P220CA0017.NAMP220.PROD.OUTLOOK.COM (2603:10b6:408:13e::22) by BN6PR12MB1586.namprd12.prod.outlook.com (2603:10b6:405:f::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.14; Wed, 8 Sep 2021 14:33:16 +0000 Received: from BN8NAM11FT035.eop-nam11.prod.protection.outlook.com (2603:10b6:408:13e:cafe::5d) by BN9P220CA0017.outlook.office365.com (2603:10b6:408:13e::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.16 via Frontend Transport; Wed, 8 Sep 2021 14:33:16 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.112.32) smtp.mailfrom=nvidia.com; pengutronix.de; dkim=none (message not signed) header.d=none;pengutronix.de; dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.112.32 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.112.32; helo=mail.nvidia.com; Received: from mail.nvidia.com (216.228.112.32) by BN8NAM11FT035.mail.protection.outlook.com (10.13.177.116) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4500.14 via Frontend Transport; Wed, 8 Sep 2021 14:33:16 +0000 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Wed, 8 Sep 2021 07:33:15 -0700 Received: from kyarlagadda-linux.nvidia.com (172.20.187.5) by mail.nvidia.com (172.20.187.18) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Wed, 8 Sep 2021 14:33:12 +0000 From: Akhil R To: CC: , , , , , , , , , , Subject: [PATCH v4 1/4] dt-bindings: dmaengine: Add doc for tegra gpcdma Date: Wed, 8 Sep 2021 20:02:15 +0530 Message-ID: <1631111538-31467-2-git-send-email-akhilrajeev@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1631111538-31467-1-git-send-email-akhilrajeev@nvidia.com> References: <1630044294-21169-1-git-send-email-akhilrajeev@nvidia.com> <1631111538-31467-1-git-send-email-akhilrajeev@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 94b95e9a-5d3f-4ab0-c848-08d972d5989a X-MS-TrafficTypeDiagnostic: BN6PR12MB1586: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:4714; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.112.32;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid01.nvidia.com;CAT:NONE;SFS:(4636009)(39860400002)(136003)(376002)(396003)(346002)(36840700001)(46966006)(2616005)(426003)(70586007)(966005)(478600001)(36756003)(336012)(47076005)(4326008)(82740400003)(316002)(54906003)(37006003)(7696005)(8936002)(2906002)(7049001)(6862004)(356005)(8676002)(7636003)(6200100001)(186003)(26005)(86362001)(36860700001)(82310400003)(5660300002)(70206006);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Sep 2021 14:33:16.1767 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 94b95e9a-5d3f-4ab0-c848-08d972d5989a X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.32];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT035.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR12MB1586 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add DT binding document for Nvidia Tegra GPCDMA controller. Signed-off-by: Rajesh Gumasta Signed-off-by: Akhil R --- .../bindings/dma/nvidia,tegra186-gpc-dma.yaml | 106 +++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml diff --git a/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml b/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml new file mode 100644 index 0000000..00c5582 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml @@ -0,0 +1,106 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/dma/nvidia,tegra-gpc-dma.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nvidia Tegra GPC DMA Controller Device Tree Bindings + +description: | + Tegra GPC DMA is the Genernal Purpose Central (GPC) DMA controller used for faster data + transfers between memory to memory, memory to device and device to memory. + +maintainers: + - Jon Hunter + - Rajesh Gumasta + +allOf: + - $ref: "dma-controller.yaml#" + +properties: + "#dma-cells": + const: 1 + + compatible: + - enum: + - nvidia,tegra186-gpcdma + - nvidia,tegra194-gpcdma + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 32 + + resets: + maxItems: 1 + + reset-names: + const: gpcdma + + iommus: + maxItems: 1 + + nvidia,stream-id: + description: | + stream-id corresponding to GPC DMA clients. + Defaults to TEGRA186_SID_GPCDMA_0 if not given + +required: + - compatible + - reg + - interrupts + - resets + - reset-names + - "#dma-cells" + - iommus + +optional: + - nvidia,stream-id + +examples: + - | + gpcdma: dma@2600000 { + compatible = "nvidia,tegra186-gpcdma"; + reg = <0x0 0x2600000 0x0 0x210000>; + resets = <&bpmp TEGRA186_RESET_GPCDMA>; + reset-names = "gpcdma"; + interrupts = ; + #dma-cells = <1>; + iommus = <&smmu TEGRA_SID_GPCDMA_0>; + dma-coherent; + }; +... -- 2.7.4