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Nguyen" Subject: [PATCH v2 0/4] Add Ampere's Altra SMPro hwmon driver Date: Mon, 29 Mar 2021 08:52:34 +0700 Message-Id: <20210329015238.19474-1-quan@os.amperecomputing.com> X-Mailer: git-send-email 2.28.0 X-Originating-IP: [118.69.219.201] X-ClientProxiedBy: HK2PR0302CA0008.apcprd03.prod.outlook.com (2603:1096:202::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 HK2PR0302CA0008.apcprd03.prod.outlook.com (2603:1096:202::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3999.14 via Frontend Transport; Mon, 29 Mar 2021 01:53:09 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 71702f2e-e485-4360-8637-08d8f255696b X-MS-TrafficTypeDiagnostic: MW4PR01MB6226: 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)(346002)(136003)(396003)(376002)(39830400003)(54906003)(6486002)(921005)(7416002)(52116002)(86362001)(6666004)(4326008)(66946007)(316002)(2906002)(8936002)(2616005)(478600001)(26005)(6506007)(66476007)(1076003)(16526019)(186003)(66556008)(107886003)(83380400001)(110136005)(8676002)(6512007)(38100700001)(5660300002)(956004);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: os.amperecomputing.com X-MS-Exchange-CrossTenant-Network-Message-Id: 71702f2e-e485-4360-8637-08d8f255696b X-MS-Exchange-CrossTenant-AuthSource: MW2PR0102MB3482.prod.exchangelabs.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Mar 2021 01:53:13.4607 (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: Z5906qKen07cWkupIznP/w25wmqSvdSDPgBCKGxUXAaxenCn8uVAKeagR3OfNDXV/GsYQqQYxcXhHzFUe3wqlND5q3xXdRoGdDUOKFM20Mk= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR01MB6226 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. 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 | 27 + .../devicetree/bindings/mfd/ampere,smpro.yaml | 82 +++ Documentation/hwmon/index.rst | 1 + Documentation/hwmon/smpro-hwmon.rst | 101 ++++ drivers/hwmon/Kconfig | 8 + drivers/hwmon/Makefile | 1 + drivers/hwmon/smpro-hwmon.c | 494 ++++++++++++++++++ drivers/mfd/Kconfig | 10 + drivers/mfd/simple-mfd-i2c.c | 6 + 9 files changed, 730 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