dt-bindings: power: supply: max14656: 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,max14656.txt

-Maxim MAX14656 / AL32 USB Charger Detector
-
-Required properties :
-- compatible : "maxim,max14656";
-- reg: i2c slave address
-- interrupts: interrupt line
-
-Example:
-
-&i2c2 {
-	clock-frequency = <50000>;
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_i2c2>;
-
-	max14656@35 {
-		compatible = "maxim,max14656";
-		reg = <0x35>;
-		pinctrl-names = "default";
-		pinctrl-0 = <&pinctrl_charger_detect>;
-		interrupt-parent = <&gpio6>;
-		interrupts = <26 IRQ_TYPE_LEVEL_HIGH>;
-	};
-};

Documentation/devicetree/bindings/power/supply/maxim,max14656.yaml

+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/power/supply/maxim,max14656.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Maxim MAX14656 DT bindings
+
+maintainers:
+  - Sebastian Reichel <sre@kernel.org>
+
+allOf:
+  - $ref: power-supply.yaml#
+
+properties:
+  compatible:
+    const: maxim,max14656
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c0 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      charger-detector@35 {
+        compatible = "maxim,max14656";
+        reg = <0x35>;
+        interrupt-parent = <&gpio6>;
+        interrupts = <26 IRQ_TYPE_LEVEL_HIGH>;
+      };
+    };