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Nguyen" Subject: [PATCH v3 0/4] Add Ampere's Altra SMPro hwmon driver Date: Fri, 9 Apr 2021 10:13:28 +0700 Message-Id: <20210409031332.21919-1-quan@os.amperecomputing.com> X-Mailer: git-send-email 2.28.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [118.69.219.201] X-ClientProxiedBy: HK0PR01CA0054.apcprd01.prod.exchangelabs.com (2603:1096:203:a6::18) 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 HK0PR01CA0054.apcprd01.prod.exchangelabs.com (2603:1096:203:a6::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4020.17 via Frontend Transport; Fri, 9 Apr 2021 03:13:56 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 5fc0438a-187b-473d-e7a7-08d8fb05855a X-MS-TrafficTypeDiagnostic: MWHPR0101MB2991: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8882; 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)(366004)(39850400004)(396003)(136003)(346002)(376002)(6512007)(478600001)(38350700001)(921005)(6666004)(26005)(316002)(6486002)(1076003)(83380400001)(2906002)(86362001)(7416002)(186003)(16526019)(6506007)(5660300002)(107886003)(38100700001)(4326008)(66946007)(956004)(8936002)(8676002)(2616005)(52116002)(66556008)(54906003)(110136005)(66476007);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?Gy6A3fKlCjs3rK6m/ON32FwJ0t15HtNHU78zoVjWLEhZAXbuWbnTzrFR5dyi?= =?us-ascii?Q?YiI4eduMxNdflZrzfo7zH4f6waDa69s3haFnO1eSILm/zMWTirWFgfwEc79Z?= =?us-ascii?Q?FSXzeulQU1+xwtOA3ejpGDdBaal/5Ar0988hTtecU3OmHRyEIVGnlbQEcq55?= =?us-ascii?Q?XkKx6fhQC/zcwbd+0PTXoarVboe7Hw3XsWklQ1ZJEDcq2nVaD/1biUZLIifr?= =?us-ascii?Q?uusSsZbipGh/+eQWkqzm5agfB92KA+Dh/J2mW1dtX98OXMwicySLhotTJaJb?= =?us-ascii?Q?33VzMsTItGxDfP1SGgRnEHVWlKLr/K8e/HSw7T5k+irxmyIitp5qq+ZSc6o1?= =?us-ascii?Q?MJ25t7Fg9k8W8QqJjVBQOlAqDIxvZDO9ypcgZcSZiLLbHaY670GsCruIMclS?= =?us-ascii?Q?31eg13L5xrYUWmAgTNw7dGCwF0Yp9L5QdqrX3chdNA931FydzDBEg8UNtmIv?= =?us-ascii?Q?kFKGt/lydsEiISb/cJvDduxQB9kYVFSmOiIf2zJtnEWjFc3XWuGvx+kGp4f7?= =?us-ascii?Q?KOjQe+rRqRN6uHT2bdNmYT9H0lFzKDPh8t/Z3AJgZQ+Ksbgyth6Vo6O2J+Vn?= =?us-ascii?Q?MsW5pdL/kN+B3EwqVVf2bKqfxCnoHvH4w5PUC9B6XpRtPbxwe2y2cd+NpLns?= =?us-ascii?Q?TIWmzPisz3skDl0BV8yA7MBmbEqrTU1koivV7KIkrQY9be/bgoUusHptcWO4?= =?us-ascii?Q?sY5IhHPataAPTVKPR/fCPtjrrBtKnTa3aolWdOHvmJvh69jJe9mT8DXZRcYd?= =?us-ascii?Q?wYKpn5yKGw2lD6HtW11TKr7YDHiA0qEhtOj0IFBK8cCU8mHisRckY4PdJJAl?= =?us-ascii?Q?jPHQje+p6WJFpvoOeGSOsSaEeXjmBtqj7qDIjwTcx/01vYG49SeWPQh1vYik?= =?us-ascii?Q?jM+bN7lhDpOa7S5JIh0CLPEcgEhHOromolI8HVw8GuDolJgLZQ+DjV4PoU/1?= =?us-ascii?Q?bWXMUlUcgR8ByRtDC8AD43WNxsWQSp2oyVrIKaX6G112H69I66rmMbqF4dKD?= =?us-ascii?Q?SCceFbYfYwNNG398UQqNOf2skbeG6I7JWQoSqY0y9tNSWQ91n7QoDAfXbfey?= =?us-ascii?Q?VUK2Gyi+aEjY+1kx/UofoFdO03DlyrbIyD6c7awOrQmBe/29RukdKNi5BHM4?= =?us-ascii?Q?pQDnBeHS3cNR4cTjiDXscGd8ec9+1EXffzNVTVoa4i6yJK0ABQb3QR0a7RwL?= =?us-ascii?Q?885usKtnckepA39owRpuAc4hOBTkf+CgCGEelBgzI1h00Gr5JnHVGPXmTBDx?= =?us-ascii?Q?bQN8QtCYXwnovTgTHP4rCHSprl7nVYNPehclqqroXKZlh5FgzsrduMO5QZeX?= =?us-ascii?Q?MjnS1KDQCRoUH8jY0P/Ebj1c?= X-OriginatorOrg: os.amperecomputing.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5fc0438a-187b-473d-e7a7-08d8fb05855a X-MS-Exchange-CrossTenant-AuthSource: MW2PR0102MB3482.prod.exchangelabs.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Apr 2021 03:14:01.0606 (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: zTlIWtiu9e2OIL4ilLdb2pXUE3FZdHd20gOmhSZ5LE+BsZKZkRshO/oGbhVHQ1oLHlCZpgeOEVcNkoWEXrdyk5I9hTV9jtArj+3JSOZFATM= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR0101MB2991 Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org This patch series adds support for Ampere SMpro hwmon driver. This driver supports accessing various CPU sensors provided by the SMpro co-processor including temperature, power, voltages, and current found on Ampere Altra processor family. 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] + Handled negative temperature value [Guenter] + Returned -ENODEV if Manufacturer ID is wrong [Guenter] + Refactored smpro_read_string() and smpro_temp_read() [Guenter] + Removed smpro_write() function [Guenter] + Added minor refactor changes [Quan] v2: + Used 'struct of_device_id's .data attribute [Lee Jones] + Removed "virtual" sensors [Guenter] + Fixed typo "mili" to "milli", "nanoWatt" to "microWatt" [Guenter] + Reported SOC_TDP as "Socket TDP" using max attributes [Guenter] + Clarified "highest" meaning in documentation [Guenter] + Corrected return error code when host is turn off [Guenter] + Reported MEM HOT Threshold for all DIMMs as temp*_crit [Guenter] + Removed license info as SPDX-License-Identifier existed [Guenter] + Added is_visible() support [Guenter] + Used HWMON_CHANNEL_INFO() macro and LABEL attributes [Guenter] + Made is_valid_id() return boolean [Guenter] + Returned -EPROBE_DEFER when smpro reg inaccessible [Guenter] + Removed unnecessary error message when dev register fail [Guenter] + Removed Socket TDP sensor [Quan] + Changed "ampere,ac01-smpro" to "ampere,smpro" [Quan] + Included sensor type and channel in labels [Quan] + Refactorized code to fix checkpatch.pl --strict complaint [Quan] Quan Nguyen (4): dt-bindings: mfd: Add bindings for Ampere Altra SMPro drivers mfd: simple-mfd-i2c: Adds Ampere's Altra SMpro support hwmon: smpro: Add Ampere's Altra smpro-hwmon driver docs: hwmon: (smpro-hwmon) Add documentation .../bindings/hwmon/ampere,ac01-hwmon.yaml | 28 + .../devicetree/bindings/mfd/ampere,smpro.yaml | 105 ++++ Documentation/hwmon/index.rst | 1 + Documentation/hwmon/smpro-hwmon.rst | 101 ++++ drivers/hwmon/Kconfig | 8 + drivers/hwmon/Makefile | 1 + drivers/hwmon/smpro-hwmon.c | 491 ++++++++++++++++++ drivers/mfd/Kconfig | 10 + drivers/mfd/simple-mfd-i2c.c | 6 + 9 files changed, 751 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/ampere,ac01-hwmon.yaml create mode 100644 Documentation/devicetree/bindings/mfd/ampere,smpro.yaml create mode 100644 Documentation/hwmon/smpro-hwmon.rst create mode 100644 drivers/hwmon/smpro-hwmon.c -- 2.28.0