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diff --git a/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr4.yaml b/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr4.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/memory-controllers/ddr/jedec,lpddr4.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: LPDDR4 SDRAM compliant to JEDEC JESD209-4
+
+maintainers:
+  - Krzysztof Kozlowski <krzk@kernel.org>
+
+allOf:
+  - $ref: jedec,lpddr-props.yaml#
+
+properties:
+  compatible:
+    items:
+      - pattern: "^lpddr4-[0-9a-f]{2},[0-9a-f]{4}$"
+      - const: jedec,lpddr4
+
+required:
+  - compatible
+  - density
+  - io-width
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    lpddr {
+        compatible = "lpddr4-ff,0100", "jedec,lpddr4";
+        density = <8192>;
+        io-width = <16>;
+        revision-id = <1 0>;
+    };