linux-kernel - [PATCH v3 4/4] dt-bindings: hwmon: ltc2945: add device tree doc for ltc2945

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Message-ID: <20210107103417.16010-5-alexandru.ardelean@analog.com>
Date:   Thu, 7 Jan 2021 12:34:17 +0200
From:   Alexandru Ardelean <alexandru.ardelean@...log.com>
To:     <linux-hwmon@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <robh+dt@...nel.org>, <linux@...ck-us.net>, <jdelvare@...e.com>,
        <mark.thoren@...log.com>, <ardeleanalex@...il.com>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>
Subject: [PATCH v3 4/4] dt-bindings: hwmon: ltc2945: add device tree doc for ltc2945

This change adds a device-tree binding documentation for the Linear
Technology (now Analog Devices) LTC2945 Wide Range I2C Power Monitor.

Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@...log.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..e49d7da09f74
--- /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: Linear Technology LTC2945 Wide Range I2C Power Monitor
+
+maintainers:
+  - Guenter Roeck <linux@...ck-us.net>
+
+description: |
+  The LTC2945  is a rail-to-rail system monitor that measures current, voltage,
+  and power consumption.
+
+properties:
+  compatible:
+    enum:
+      - adi,ltc2945
+
+  reg:
+    maxItems: 1
+
+  shunt-resistor-micro-ohms:
+    description:
+      The value of curent sense resistor in microohms. If not provided,
+      a default value of 1000 microohms is used.
+    default: 1000
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+           #address-cells = <1>;
+           #size-cells = <0>;
+
+           ltc2945_i2c: ltc2945@6f {
+                   compatible = "adi,ltc2945";
+                   reg = <0x6f>;
+
+                   shunt-resistor-micro-ohms = <20000>;
+           };
+    };
+...
-- 
2.17.1