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Tue, 14 Jan 2020 06:20:24 -0500 From: Beniamin Bia To: CC: , , , , , , , , , Beniamin Bia Subject: [PATCH v4 2/3] dt-binding: hwmon: Add documentation for ADM1177 Date: Tue, 14 Jan 2020 13:21:58 +0200 Message-ID: <20200114112159.25998-2-beniamin.bia@analog.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200114112159.25998-1-beniamin.bia@analog.com> References: <20200114112159.25998-1-beniamin.bia@analog.com> MIME-Version: 1.0 Content-Type: text/plain X-ADIRoutedOnPrem: True X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:137.71.25.55;IPV:;CTRY:US;EFV:NLI;SFV:NSPM;SFS:(10009020)(396003)(376002)(346002)(39860400002)(136003)(199004)(189003)(1076003)(44832011)(356004)(6666004)(336012)(5660300002)(86362001)(246002)(8936002)(4326008)(2906002)(8676002)(426003)(6916009)(26005)(7636002)(70586007)(70206006)(2616005)(186003)(107886003)(7696005)(478600001)(316002)(54906003)(36756003)(966005);DIR:OUT;SFP:1101;SCL:1;SRVR:BN7PR03MB4466;H:nwd2mta1.analog.com;FPR:;SPF:Pass;LANG:en;PTR:nwd2mail10.analog.com;A:1;MX:1; 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Signed-off-by: Beniamin Bia Reviewed-by: Rob Herring Signed-off-by: Guenter Roeck --- Changes in v4: -complains about using tab instead of space fixed .../bindings/hwmon/adi,adm1177.yaml | 66 +++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml diff --git a/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml b/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml new file mode 100644 index 000000000000..2a9822075b36 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,adm1177.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices ADM1177 Hot Swap Controller and Digital Power Monitor + +maintainers: + - Michael Hennerich + - Beniamin Bia + +description: | + Analog Devices ADM1177 Hot Swap Controller and Digital Power Monitor + https://www.analog.com/media/en/technical-documentation/data-sheets/ADM1177.pdf + +properties: + compatible: + enum: + - adi,adm1177 + + reg: + maxItems: 1 + + avcc-supply: + description: + Phandle to the Avcc power supply + + shunt-resistor-micro-ohms: + description: + The value of curent sense resistor in microohms. If not provided, + the current reading and overcurrent alert is disabled. + + adi,shutdown-threshold-microamp: + description: + Specifies the current level at which an over current alert occurs. + If not provided, the overcurrent alert is configured to max ADC range + based on shunt-resistor-micro-ohms. + + adi,vrange-high-enable: + description: + Specifies which internal voltage divider to be used. A 1 selects + a 7:2 voltage divider while a 0 selects a 14:1 voltage divider. + type: boolean + +required: + - compatible + - reg + +examples: + - | + #include + #include + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + pwmon@5a { + compatible = "adi,adm1177"; + reg = <0x5a>; + shunt-resistor-micro-ohms = <50000>; /* 50 mOhm */ + adi,shutdown-threshold-microamp = <1059000>; /* 1.059 A */ + adi,vrange-high-enable; + }; + }; +... -- 2.17.1