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From:   Jonathan Cormier <jcormier@criticallink.com>
To:     linux-hwmon@vger.kernel.org
Cc:     Jonathan Cormier <jcormier@criticallink.com>,
        Jean Delvare <jdelvare@suse.com>,
        Guenter Roeck <linux@roeck-us.net>,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Bob Duke <bduke@criticallink.com>,
        John Pruitt <jpruitt@criticallink.com>
Subject: [PATCH v3 1/5] dt-bindings: hwmon: adi,ltc2945: Add binding
Date:   Mon,  9 Jan 2023 18:35:30 -0500
Message-Id: <20230109233534.1932370-2-jcormier@criticallink.com>
In-Reply-To: <20230109233534.1932370-1-jcormier@criticallink.com>
References: <20221214220727.1350784-3-jcormier@criticallink.com>
 <20230109233534.1932370-1-jcormier@criticallink.com>
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Create initial binding for the LTC2945 I2C power monitor.
Add shunt-resistor-micro-ohms parameter

Signed-off-by: Jonathan Cormier <jcormier@criticallink.com>
---
 .../bindings/hwmon/adi,ltc2945.yaml           | 49 +++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml
new file mode 100644
index 000000000000..5cb66e97e816
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/adi,ltc2945.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/adi,ltc2945.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices LTC2945 wide range i2c power monitor
+
+maintainers:
+  - Guenter Roeck <linux@roeck-us.net>
+
+description: |
+  Analog Devices LTC2945 wide range i2c power monitor over I2C.
+
+  https://www.analog.com/media/en/technical-documentation/data-sheets/LTC2945.pdf
+
+properties:
+  compatible:
+    enum:
+      - adi,ltc2945
+
+  reg:
+    maxItems: 1
+
+  shunt-resistor-micro-ohms:
+    description:
+      Shunt resistor value in micro-Ohms
+    default: 1000
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        power-monitor@6e {
+            compatible = "adi,ltc2945";
+            reg = <0x6e>;
+            /* 10 milli-Ohm shunt resistor */
+            shunt-resistor-micro-ohms = <10000>;
+        };
+    };
+...
-- 
2.25.1