dt-bindings: hwmon: convert lantiq-cputemp to yaml

Convert the Lantiq cpu temperature sensor bindings to yaml format.

Signed-off-by: Aleksander Jan Bajkowski <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Guenter Roeck <[e-mail]>

Documentation/devicetree/bindings/hwmon/lantiq,cputemp.yaml

···
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/lantiq,cputemp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Lantiq cpu temperature sensor
+
+maintainers:
+  - Florian Eckert <[e-mail]>
+
+properties:
+  compatible:
+    const: lantiq,cputemp
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    cputemp@103040 {
+        compatible = "lantiq,cputemp";
+        reg = <0x103040 0x4>;
+    };

Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt

···
-Lantiq cpu temperature sensor
-
-Requires node properties:
-- compatible value :
-	"lantiq,cputemp"
-
-Example:
-	cputemp@0 {
-		compatible = "lantiq,cputemp";
-	};