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Nguyen" Subject: [PATCH v5 1/4] dt-bindings: mfd: Add bindings for Ampere Altra SMPro MFD driver Date: Tue, 13 Jul 2021 13:00:28 +0700 Message-Id: <20210713060031.31568-2-quan@os.amperecomputing.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210713060031.31568-1-quan@os.amperecomputing.com> References: <20210713060031.31568-1-quan@os.amperecomputing.com> X-ClientProxiedBy: HK2PR03CA0052.apcprd03.prod.outlook.com (2603:1096:202:17::22) To MW2PR0102MB3482.prod.exchangelabs.com (2603:10b6:302:c::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from hcm-sw-17.amperecomputing.com (118.69.219.201) by HK2PR03CA0052.apcprd03.prod.outlook.com (2603:1096:202:17::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4331.10 via Frontend Transport; Tue, 13 Jul 2021 06:00:57 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: afdaf19b-ad83-4871-b738-08d945c3970f X-MS-TrafficTypeDiagnostic: MWHPR01MB2592: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:883; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:MW2PR0102MB3482.prod.exchangelabs.com;PTR:;CAT:NONE;SFS:(4636009)(346002)(39850400004)(376002)(136003)(396003)(366004)(966005)(2616005)(86362001)(110136005)(956004)(316002)(5660300002)(107886003)(66946007)(54906003)(66556008)(66476007)(4326008)(478600001)(38100700002)(38350700002)(6666004)(921005)(6512007)(52116002)(6506007)(83380400001)(26005)(2906002)(8676002)(7416002)(8936002)(186003)(1076003)(6486002);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: os.amperecomputing.com X-MS-Exchange-CrossTenant-Network-Message-Id: afdaf19b-ad83-4871-b738-08d945c3970f X-MS-Exchange-CrossTenant-AuthSource: MW2PR0102MB3482.prod.exchangelabs.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Jul 2021 06:01:00.9581 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3bc2b170-fd94-476d-b0ce-4229bdc904a7 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: gPreIjFyH8cbNFHkltl2wlddjg263r8l76FmKpO6O6JTPQ3b7tQHj1uqeIl7Xa5ccU9xoDvllPE83HPxVLxUZdh0hem/EgTONwtLyE5GGUM= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR01MB2592 Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org Adds device tree bindings for SMPro MFD driver found on the Mt.Jade hardware reference platform with Ampere's Altra Processor family. The SMpro co-processor on Ampere Altra processor family is to monitor and report various data included hwmon-related info, RAS errors, and other miscellaneous information. Signed-off-by: Quan Nguyen Reviewed-by: Rob Herring --- Changes in v5: + Dropped ../bindings/hwmon/ampere,ac01-hwmon.yaml file [Quan] + Removed patternProperties section and child DT nodes in example section [Quan] + Revised commit message [Quan] Changes in v4: + Revised the commit message to clarify how the specific info will be handled commented by Rob. Changes in v3: + Supported list of compatible string [Rob] + Introduced reg property in DT to specify reg offset [Rob] + Updated description and other minor changes in yaml file [Rob] Changes in v2: + Changed "ampere,ac01-smpro" to "ampere,smpro" [Quan] .../devicetree/bindings/mfd/ampere,smpro.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/ampere,smpro.yaml diff --git a/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml b/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml new file mode 100644 index 000000000000..8b48747e5de3 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/ampere,smpro.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ampere Altra SMPro firmware driver + +maintainers: + - Quan Nguyen + +description: | + Ampere Altra SMPro firmware may contain different blocks like hardware + monitoring, error monitoring and other miscellaneous features. + +properties: + compatible: + enum: + - ampere,smpro + + reg: + description: + I2C device address. + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +required: + - "#address-cells" + - "#size-cells" + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + smpro@4f { + compatible = "ampere,smpro"; + reg = <0x4f>; + #address-cells = <1>; + #size-cells = <0>; + }; + };