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Tue, 7 Jan 2020 05:58:03 -0500 From: Beniamin Bia To: CC: , , , , , , , , , Beniamin Bia Subject: [PATCH v3 2/3] dt-binding: hwmon: Add documentation for ADM1177 Date: Tue, 7 Jan 2020 12:59:28 +0200 Message-ID: <20200107105929.18938-2-beniamin.bia@analog.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200107105929.18938-1-beniamin.bia@analog.com> References: <20200107105929.18938-1-beniamin.bia@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:137.71.25.57; IPV:; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(396003)(39860400002)(376002)(346002)(136003)(189003)(199004)(7636002)(966005)(2616005)(86362001)(44832011)(4326008)(6916009)(5660300002)(1076003)(54906003)(336012)(26005)(36756003)(426003)(186003)(478600001)(356004)(6666004)(7696005)(246002)(2906002)(107886003)(8676002)(8936002)(70206006)(70586007)(316002); DIR:OUT; SFP:1101; SCL:1; SRVR:BYAPR03MB4310; H:nwd2mta2.analog.com; FPR:; SPF:Pass; 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Ip=[137.71.25.57]; Helo=[nwd2mta2.analog.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR03MB4310 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95, 18.0.572 definitions=2020-01-07_02:2020-01-06, 2020-01-07 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 bulkscore=0 adultscore=0 impostorscore=0 mlxscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 phishscore=0 suspectscore=0 mlxlogscore=999 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-2001070088 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Documentation for ADM1177 was added. Signed-off-by: Beniamin Bia Reviewed-by: Rob Herring --- Changes in v3: -nothing changed .../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..65ef95328bc6 --- /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; + }; + }; +...