diff --git a/Documentation/devicetree/bindings/reserved-memory/dma_heap_chunk.yaml b/Documentation/devicetree/bindings/reserved-memory/dma_heap_chunk.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reserved-memory/dma_heap_chunk.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Device tree binding for chunk heap on DMA HEAP FRAMEWORK
+
+description: |
+  The DMA chunk heap is backed by the Contiguous Memory Allocator (CMA) and
+  supports bulk allocation of fixed size pages.
+
+maintainers:
+  - Hyesoo Yu <hyesoo.yu@samsung.com>
+  - John Stultz <john.stultz@linaro.org>
+  - Minchan Kim <minchan@kernel.org>
+  - Hridya Valsaraju<hridya@google.com>
+
+
+properties:
+  compatible:
+    enum:
+      - dma_heap,chunk
+
+  chunk-order:
+    description: |
+            order of pages that will get allocated from the chunk DMA heap.
+    maxItems: 1
+
+  size:
+    maxItems: 1
+
+  alignment:
+    maxItems: 1
+
+required:
+  - compatible
+  - size
+  - alignment
+  - chunk-order
+
+additionalProperties: false
+
+examples:
+  - |
+    reserved-memory {
+        #address-cells = <2>;
+        #size-cells = <1>;
+
+        chunk_memory: chunk_memory {
+            compatible = "dma_heap,chunk";
+            size = <0x3000000>;
+            alignment = <0x0 0x00010000>;
+            chunk-order = <4>;
+        };
+    };