From patchwork Tue Aug 11 03:32:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Levinsky X-Patchwork-Id: 11708499 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B3EC6618 for ; Tue, 11 Aug 2020 03:32:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 95F082075F for ; Tue, 11 Aug 2020 03:32:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=xilinx.onmicrosoft.com header.i=@xilinx.onmicrosoft.com header.b="rAetCOA6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728228AbgHKDc1 (ORCPT ); Mon, 10 Aug 2020 23:32:27 -0400 Received: from mail-dm6nam11on2068.outbound.protection.outlook.com ([40.107.223.68]:36015 "EHLO NAM11-DM6-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728030AbgHKDc0 (ORCPT ); Mon, 10 Aug 2020 23:32:26 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=mFOr6h4Jw0t6Vqog77k9fE4V09U3xIM3haRZO/5st/RjHk/Ho22VjICJicXeHEHHffvdksS6eblrO7ZzY2K7kH2SRq5NPxL1lw9+pDfqYqmEBj2HGsuLaYIUXVw/sMT35Wlk5U+OdBNFa+N/JYLvd2x5tvrtVBsfqe70zSn6GiIXRyagjWGN5YzVhfA53PRlinLj7aFMX1pBjU5vfTe2UF4qTkcsU1xErKYvrfg4s25hySlGSq+E3LX8fRmGynQLytCgsfVVqI0AwrHZEg36R9niA+EITORqGViXr4Wum2/6UgPhBD13F2pv0eYDaYONBS+wucQlWzwapsLOjZNXbA== 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-SenderADCheck; bh=OMLYYk1qe+9AcIay1ZsWUGOoEnqLvJKC7DYYvsREHPU=; b=aWINK5kWnQMjyLOY2J0+B1n/D94gmBn8RzZbgZsdYkNv0PLbM+Ez61bKIHBbdGlksm5uzI85eclnrxTvRRLqgdvzdWxAHvCfCWBRBueBlaby0jWDa+dKux3zHiA0n/kSNJlQk6/gWl/vLrKGdWl5Vbuo6K+CPPzzYinrifu7r6/b2Tlnq/YI1Sc7UD7jhEGmVRybVZKkaOFt/2/1Gv8zzI66WBt1cjLrqRJoiwHunP/aXGMDsP2v9cE4oyGXALQq6JXNCHS0z7XZEJbuxZwLKT9jGInQqyUOtdhzyKicEayPefTQTfsfZk+M9sjKwPny3hvtOd33JE8QkBBB3k6YyQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 149.199.60.83) smtp.rcpttodomain=vger.kernel.org smtp.mailfrom=xilinx.com; dmarc=bestguesspass action=none header.from=xilinx.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xilinx.onmicrosoft.com; s=selector2-xilinx-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=OMLYYk1qe+9AcIay1ZsWUGOoEnqLvJKC7DYYvsREHPU=; b=rAetCOA6HdoS/2U1vzcbcPhSZZohCIzlQ5C6raTTBw9FAUgmrH8Cc3bzB/2+xAmKABgV8FsLhA8ZPJztq5k6zWOzomeCpkGWzZgCwZsi7XTpBhOh8kXFyn0VpzVp+KCOZK/ayl4IGb6SiaXgmEScbMrg719n8H/4oQ73M59twTY= Received: from MN2PR15CA0044.namprd15.prod.outlook.com (2603:10b6:208:237::13) by BN7PR02MB4148.namprd02.prod.outlook.com (2603:10b6:406:f6::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3261.22; Tue, 11 Aug 2020 03:32:21 +0000 Received: from BL2NAM02FT053.eop-nam02.prod.protection.outlook.com (2603:10b6:208:237:cafe::57) by MN2PR15CA0044.outlook.office365.com (2603:10b6:208:237::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3261.19 via Frontend Transport; Tue, 11 Aug 2020 03:32:21 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 149.199.60.83) smtp.mailfrom=xilinx.com; vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=bestguesspass action=none header.from=xilinx.com; Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates 149.199.60.83 as permitted sender) receiver=protection.outlook.com; client-ip=149.199.60.83; helo=xsj-pvapsmtpgw01; Received: from xsj-pvapsmtpgw01 (149.199.60.83) by BL2NAM02FT053.mail.protection.outlook.com (10.152.76.225) with Microsoft SMTP Server id 15.20.3261.19 via Frontend Transport; Tue, 11 Aug 2020 03:32:21 +0000 Received: from [149.199.38.66] (port=60901 helo=smtp.xilinx.com) by xsj-pvapsmtpgw01 with esmtp (Exim 4.90) (envelope-from ) id 1k5L1K-0000iB-Rl; Mon, 10 Aug 2020 20:32:14 -0700 Received: from [127.0.0.1] (helo=localhost) by xsj-pvapsmtp01 with smtp (Exim 4.63) (envelope-from ) id 1k5L1R-0004hE-EE; Mon, 10 Aug 2020 20:32:21 -0700 Received: from [172.19.2.206] (helo=xsjblevinsk50.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1k5L1J-0004gc-9d; Mon, 10 Aug 2020 20:32:13 -0700 From: Ben Levinsky To: stefanos@xilinx.com, michals@xilinx.com Cc: devicetree@vger.kernel.org, mathieu.poirier@linaro.org, ed.mooring@xilinx.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, wendy.liang@xilinx.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, Jason Wu , Wendy Liang , Michal Simek Subject: [PATCH v8 4/5] dt-bindings: remoteproc: Add documentation for ZynqMP R5 rproc bindings Date: Mon, 10 Aug 2020 20:32:12 -0700 Message-Id: <20200811033213.20088-5-ben.levinsky@xilinx.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200811033213.20088-1-ben.levinsky@xilinx.com> References: <20200811033213.20088-1-ben.levinsky@xilinx.com> X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-MS-PublicTrafficType: Email MIME-Version: 1.0 X-MS-Office365-Filtering-Correlation-Id: eca04453-661a-4dff-cfe9-08d83da7284c X-MS-TrafficTypeDiagnostic: BN7PR02MB4148: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:9508; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: UxqcvaKSHVV5MAPpqU5wXZ1pWnJElKpz+ELDefha7B/HnsdNGLtddXQt9w3RWYOa2tIKnrKA0+QFffHSuQERHnHDyggsx6+oq1o2PgN1UbRqQff+XGzAA9Id7H0FLc9SgvQQJ03WCtvzmYtB5JsSkmvGy0b+7fS0x/NoaXqVIJym6c9kbK5XCWlulKzWi2/d9Z4a62k69EXM//PgBKqHvVJEo0Z8//NR10sDzFvTlrW89JAQ+cxOthD+0CAbY9CtzYR6rnn3FBlzkA5PCZjraGSf2jpYH6SU5CDKzGqscqrrcr+uOk4IcAeTVktS87ClqGwSosXj1nB4KvemhQd1a8+T7593R4BWCJVgWqTx6zJlMVkCe1CynKlq/7ssa9zrb2FRVJbHIKAd+SVBbdSWrh6zIGvagMu+FV+0lfCSQdP0uMwe+dYS4u1JSbwaHMj3KJmjKhrFSRHJqTTcBo0qMLktf4F7AN2iIkd4nnp78zM= X-Forefront-Antispam-Report: CIP:149.199.60.83;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:xsj-pvapsmtpgw01;PTR:unknown-60-83.xilinx.com;CAT:NONE;SFTY:;SFS:(396003)(346002)(136003)(39860400002)(376002)(46966005)(5660300002)(83380400001)(9786002)(8936002)(36756003)(82740400003)(8676002)(7696005)(4326008)(47076004)(82310400002)(6636002)(1076003)(70586007)(316002)(70206006)(356005)(81166007)(2616005)(54906003)(2906002)(478600001)(426003)(26005)(44832011)(107886003)(186003)(336012);DIR:OUT;SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Aug 2020 03:32:21.7800 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: eca04453-661a-4dff-cfe9-08d83da7284c X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.60.83];Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-AuthSource: BL2NAM02FT053.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PR02MB4148 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Add binding for ZynqMP R5 OpenAMP. Represent the RPU domain resources in one device node. Each RPU processor is a subnode of the top RPU domain node. Signed-off-by: Ben Levinsky Signed-off-by: Jason Wu Signed-off-by: Wendy Liang Signed-off-by: Michal Simek --- v3: - update zynqmp_r5 yaml parsing to not raise warnings for extra information in children of R5 node. The warning "node has a unit name, but no reg or ranges property" will still be raised though as this particular node is needed to describe the '#address-cells' and '#size-cells' information. v4:: - remove warning '/example-0/rpu@ff9a0000/r5@0: node has a unit name, but no reg or ranges property' by adding reg to r5 node. v5: - update device tree sample and yaml parsing to not raise any warnings - description for memory-region in yaml parsing - compatible string in yaml parsing for TCM v6: - remove coupling TCM nodes with remoteproc - remove mailbox as it is optional not needed v7: - change lockstep-mode to xlnx,cluster-mode --- .../xilinx,zynqmp-r5-remoteproc.yaml | 73 +++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml diff --git a/Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml b/Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml new file mode 100644 index 000000000000..54f916d9b037 --- /dev/null +++ b/Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Xilinx R5 remote processor controller bindings + +description: + This document defines the binding for the remoteproc component that loads and + boots firmwares on the Xilinx Zynqmp and Versal family chipset. + + Note that the Linux has global addressing view of the R5-related memory (TCM) + so the absolute address ranges are provided in TCM reg's. +maintainers: + - Ed Mooring + - Ben Levinsky + +properties: + compatible: + const: "xlnx,zynqmp-r5-remoteproc-1.0" + + lockstep-mode: + description: + R5 core configuration (split is 0 or lock-step and 1) + maxItems: 1 + + interrupts: + description: + Interrupt mapping for remoteproc IPI. It is required if the + user uses the remoteproc driver with the RPMsg kernel driver. + maxItems: 6 + + memory-region: + description: + collection of memory carveouts used for elf-loading and inter-processor + communication. + maxItems: 4 + minItems: 4 + pnode-id: + maxItems: 1 + mboxes: + maxItems: 2 + mbox-names: + maxItems: 2 + +examples: + - | + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + elf_load: rproc@3ed000000 { + no-map; + reg = <0x3ed00000 0x40000>; + }; + }; + rpu { + compatible = "xlnx,zynqmp-r5-remoteproc-1.0"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + lockstep-mode = <0>; + r5_0 { + ranges; + #address-cells = <1>; + #size-cells = <1>; + memory-region = <&elf_load>; + pnode-id = <0x7>; + }; + }; + +...