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Subject[PATCH v2 1/3] dt-bindings: hwmon: Add maxim max31790 bindings
Date
Add a device tree bindings for max31790 device.

Signed-off-by: Chanh Nguyen <chanh@os.amperecomputing.com>
---
Changes in v2:
- Update filename of the maxim,max31790.yaml [Krzysztof]
- Add the common fan schema to $ref [Krzysztof]
- Update the node name to "fan-controller" in maxim,max31790.yaml [Krzysztof]
- Drop "driver" in commit title [Krzysztof]
---
.../bindings/hwmon/maxim,max31790.yaml | 52 +++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml
new file mode 100644
index 000000000000..a561e5a3e9e4
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/maxim,max31790.yaml
@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/maxim,max31790.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: The Maxim MAX31790 Fan Controller
+
+maintainers:
+ - Guenter Roeck <linux@roeck-us.net>
+
+description: >
+ The MAX31790 controls the speeds of up to six fans using six
+ independent PWM outputs. The desired fan speeds (or PWM duty cycles)
+ are written through the I2C interface.
+
+ Datasheets:
+ https://datasheets.maximintegrated.com/en/ds/MAX31790.pdf
+
+properties:
+ compatible:
+ const: maxim,max31790
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: fan-common.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ fan-controller@20 {
+ compatible = "maxim,max31790";
+ reg = <0x20>;
+ };
+ };
--
2.17.1

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