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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2EEE2C433F5 for ; Tue, 1 Feb 2022 15:27:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240246AbiBAP1T (ORCPT ); Tue, 1 Feb 2022 10:27:19 -0500 Received: from mail-co1nam11on2062.outbound.protection.outlook.com ([40.107.220.62]:28640 "EHLO NAM11-CO1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S240245AbiBAP1T (ORCPT ); Tue, 1 Feb 2022 10:27:19 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=FMcLkjUkyFKFcb78nr3lOlrce4mpFtZhfGb6Kl95kxxMf0j6Pl0ACaL4UiSmUqsqyFdN+8ZfxVhz9MWasCqMsCgqpmS+zXYCuAt10d3fjBp0R5Y7dqbH2Xivu03W0X6HVJrzj+oS3GUFT+TTJ901mKYbg8P5jvYvZv2sn7+i6fGK1guZRQ74Pn3CM1CSnrn39d4NKytp9WZoHGUpj7lLWAbhV134oWOQtM3sYMnycUzqa6zy/DMS1hOI6fdX+XKvLTlh9XgyeYHBqwlWw76cSo+hYSnrD38f/JQCgRQ1CE/ulfzx2DCfAd3i5zbjc8vYjFb4Ail214RDY4X0eMZk7g== 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:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=3WndexYVCK98d38b2fVEzcBXyUysSWHywX1VgnTCHrA=; b=dw1gmzxe4euorwq6CANnTGothvWNCbNHWoaJl15OvDgmskQ4X+Arv9NRNYrU+SE63FVuiRaiF/UbpzsL48ShibIyJVybF/D6ni4ayc4i0QQ+oo6yybkaIGLUQyTWCnYoqZImBAAUxceRRfwCM0KDHAte/faRmixUJjOEQJDW3zbYIGpum16zYQvgtquhDpKzF/PwGKT40ctu4W6cqaAxV+PcISp4Nqen9TDMCwPBw2mANDGtbtKwoMxY2DFwv/uxbdUIHTXtXpFq1CkNIrAzzE+AGSZj1QzXFHOgSWE6mvhrRzFwDoz84fT3+4S1yuYL/LpSxMaGcZGwWQQ3Sik5EA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 12.22.5.236) smtp.rcpttodomain=kernel.org smtp.mailfrom=nvidia.com; dmarc=pass (p=reject sp=reject 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=3WndexYVCK98d38b2fVEzcBXyUysSWHywX1VgnTCHrA=; b=lfmO6mzue2+1Fwvhj6/UDeF0BAPfqFs9FmdegMXBLrRFYqLcTYQq7l/35f2e9bcxz4KCKhpA5ms7Ppz1TfkVLvgryisvkJcpAh+YQLEoKLx+r+dOs5nwZOPT9G3hHBeiHiZWMGId+wIDT9GKIc8vZX8RFapi4TUDzz684+mo4q1O7QjE981ruvc6MsIGHS1FyCaOCyxSydSZZf3HTHltQqlTc3CHmCaacCawoMf10k/rfkGJZnuQojo+ZomTCnbtG1bRh62DhtOOkuZ3rtrHsyMgLGjzrmeQMHZhOW2LDs0TGRKxd/VJSzAdaoV/y32g+OTCileWdtFHnLW23wvzZg== Received: from DM3PR12CA0117.namprd12.prod.outlook.com (2603:10b6:0:51::13) by CH0PR12MB5172.namprd12.prod.outlook.com (2603:10b6:610:bb::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4951.11; Tue, 1 Feb 2022 15:27:17 +0000 Received: from DM6NAM11FT013.eop-nam11.prod.protection.outlook.com (2603:10b6:0:51:cafe::30) by DM3PR12CA0117.outlook.office365.com (2603:10b6:0:51::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4930.22 via Frontend Transport; Tue, 1 Feb 2022 15:27:17 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 12.22.5.236) smtp.mailfrom=nvidia.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 12.22.5.236 as permitted sender) receiver=protection.outlook.com; client-ip=12.22.5.236; helo=mail.nvidia.com; Received: from mail.nvidia.com (12.22.5.236) by DM6NAM11FT013.mail.protection.outlook.com (10.13.173.142) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4930.15 via Frontend Transport; Tue, 1 Feb 2022 15:27:16 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by DRHQMAIL109.nvidia.com (10.27.9.19) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Tue, 1 Feb 2022 15:27:15 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.9; Tue, 1 Feb 2022 07:27:14 -0800 Received: from kyarlagadda-linux.nvidia.com (10.127.8.10) by mail.nvidia.com (10.129.68.8) with Microsoft SMTP Server id 15.2.986.9 via Frontend Transport; Tue, 1 Feb 2022 07:27:10 -0800 From: Akhil R To: , , , , , , , , , , , CC: Subject: [PATCH v18 1/4] dt-bindings: dmaengine: Add doc for tegra gpcdma Date: Tue, 1 Feb 2022 20:56:36 +0530 Message-ID: <1643729199-19161-2-git-send-email-akhilrajeev@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1643729199-19161-1-git-send-email-akhilrajeev@nvidia.com> References: <1643729199-19161-1-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: 074104c7-cd6f-4429-7423-08d9e597548f X-MS-TrafficTypeDiagnostic: CH0PR12MB5172:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5516; 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:12.22.5.236;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:mail.nvidia.com;PTR:InfoNoRecords;CAT:NONE;SFS:(13230001)(4636009)(40470700004)(36840700001)(46966006)(86362001)(81166007)(921005)(356005)(36756003)(2616005)(47076005)(426003)(336012)(2906002)(5660300002)(40460700003)(107886003)(70206006)(4326008)(70586007)(8676002)(8936002)(6666004)(7696005)(36860700001)(508600001)(966005)(110136005)(83380400001)(82310400004)(26005)(186003)(316002)(2101003)(83996005)(36900700001)(20210929001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Feb 2022 15:27:16.9739 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 074104c7-cd6f-4429-7423-08d9e597548f X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[12.22.5.236];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT013.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR12MB5172 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add DT binding document for Nvidia Tegra GPCDMA controller. Signed-off-by: Rajesh Gumasta Signed-off-by: Akhil R Reviewed-by: Jon Hunter Reviewed-by: Rob Herring --- .../bindings/dma/nvidia,tegra186-gpc-dma.yaml | 110 +++++++++++++++++++++ 1 file changed, 110 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..9dd1476 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml @@ -0,0 +1,110 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/dma/nvidia,tegra186-gpc-dma.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra GPC DMA Controller Device Tree Bindings + +description: | + The Tegra General Purpose Central (GPC) DMA controller is 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: + compatible: + oneOf: + - const: nvidia,tegra186-gpcdma + - items: + - const: nvidia,tegra194-gpcdma + - const: nvidia,tegra186-gpcdma + + "#dma-cells": + const: 1 + + reg: + maxItems: 1 + + interrupts: + description: + Should contain all of the per-channel DMA interrupts in + ascending order with respect to the DMA channel index. + minItems: 1 + maxItems: 31 + + resets: + maxItems: 1 + + reset-names: + const: gpcdma + + iommus: + maxItems: 1 + + dma-coherent: true + +required: + - compatible + - reg + - interrupts + - resets + - reset-names + - "#dma-cells" + - iommus + +additionalProperties: false + +examples: + - | + #include + #include + #include + + dma-controller@2600000 { + compatible = "nvidia,tegra186-gpcdma"; + reg = <0x2600000 0x210000>; + resets = <&bpmp TEGRA186_RESET_GPCDMA>; + reset-names = "gpcdma"; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + #dma-cells = <1>; + iommus = <&smmu TEGRA186_SID_GPCDMA_0>; + dma-coherent; + }; +... -- 2.7.4