dt-bindings: power: supply: max17042: Convert to DT schema format

Convert the binding to DT schema format.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Reviewed-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/power/supply/maxim,max17042.yaml

@@ -0,0 +1,78 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/power/supply/maxim,max17042.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Maxim 17042 fuel gauge series
+
+maintainers:
+  - Sebastian Reichel <sre@kernel.org>
+
+allOf:
+  - $ref: power-supply.yaml#
+
+properties:
+  compatible:
+    enum:
+      - maxim,max17042
+      - maxim,max17047
+      - maxim,max17050
+      - maxim,max17055
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  maxim,rsns-microohm:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: |
+      Resistance of rsns resistor in micro Ohms (datasheet-recommended value is 10000).
+      Defining this property enables current-sense functionality.
+
+  maxim,cold-temp:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: |
+      Temperature threshold to report battery as cold (in tenths of degree Celsius).
+      Default is not to report cold events.
+
+  maxim,over-heat-temp:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: |
+      Temperature threshold to report battery as over heated (in tenths of degree Celsius).
+      Default is not to report over heating events.
+
+  maxim,dead-volt:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: |
+      Voltage threshold to report battery as dead (in mV).
+      Default is not to report dead battery events.
+
+  maxim,over-volt:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: |
+      Voltage threshold to report battery as over voltage (in mV).
+      Default is not to report over-voltage events.
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c0 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      battery@36 {
+        compatible = "maxim,max17042";
+        reg = <0x36>;
+        maxim,rsns-microohm = <10000>;
+        maxim,over-heat-temp = <600>;
+        maxim,over-volt = <4300>;
+      };
+    };