dt-bindings: hwmon: g762: Convert to yaml schema

Convert g762 Documentation to yaml schema and port all the custom
properties and info.

Add the vendor prefix to name to follow naming standard.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20240604164348.542-1-ansuelsmth@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

Documentation/devicetree/bindings/hwmon/gmt,g762.yaml

@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/gmt,g762.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: GMT G762/G763 PWM Fan controller
+
+maintainers:
+  - Christian Marangi <ansuelsmth@gmail.com>
+
+description: |
+  GMT G762/G763 PWM Fan controller.
+
+  If an optional property is not set in DT, then current value is kept
+  unmodified (e.g. bootloader installed value).
+
+  Additional information on operational parameters for the device is available
+  in Documentation/hwmon/g762.rst. A detailed datasheet for the device is available
+  at http://natisbad.org/NAS/refs/GMT_EDS-762_763-080710-0.2.pdf.
+
+properties:
+  compatible:
+    enum:
+      - gmt,g762
+      - gmt,g763
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    description: a fixed clock providing input clock frequency on CLK
+      pin of the chip.
+    maxItems: 1
+
+  fan_startv:
+    description: Fan startup voltage step
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1, 2, 3]
+
+  pwm_polarity:
+    description: PWM polarity (positive or negative duty)
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1]
+
+  fan_gear_mode:
+    description: FAN gear mode. Configure High speed fan setting factor
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1, 2]
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        g762@3e {
+            compatible = "gmt,g762";
+            reg = <0x3e>;
+            clocks = <&g762_clk>;
+            fan_gear_mode = <0>;
+            fan_startv = <1>;
+            pwm_polarity = <0>;
+        };
+    };