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diff --git a/Documentation/devicetree/bindings/phy/fsl,lynx-28g.yaml b/Documentation/devicetree/bindings/phy/fsl,lynx-28g.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/fsl,lynx-28g.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale Lynx 28G SerDes PHY binding
+
+maintainers:
+  - Ioana Ciornei <ioana.ciornei@nxp.com>
+
+properties:
+  compatible:
+    enum:
+      - fsl,lynx-28g
+
+  reg:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+      serdes_1: phy@1ea0000 {
+        compatible = "fsl,lynx-28g";
+        reg = <0x0 0x1ea0000 0x0 0x1e30>;
+        #phy-cells = <1>;
+      };
+    };