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diff --git a/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/sophgo,sg2044-dwmac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo SG2044 DWMAC glue layer
+
+maintainers:
+  - Inochi Amaoto <inochiama@gmail.com>
+
+select:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - sophgo,sg2044-dwmac
+  required:
+    - compatible
+
+properties:
+  compatible:
+    items:
+      - const: sophgo,sg2044-dwmac
+      - const: snps,dwmac-5.30a
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: GMAC main clock
+      - description: PTP clock
+      - description: TX clock
+
+  clock-names:
+    items:
+      - const: stmmaceth
+      - const: ptp_ref
+      - const: tx
+
+  dma-noncoherent: true
+
+  interrupts:
+    maxItems: 1
+
+  interrupt-names:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  reset-names:
+    const: stmmaceth
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - interrupts
+  - interrupt-names
+  - resets
+  - reset-names
+
+allOf:
+  - $ref: snps,dwmac.yaml#
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    ethernet@30006000 {
+      compatible = "sophgo,sg2044-dwmac", "snps,dwmac-5.30a";
+      reg = <0x30006000 0x4000>;
+      clocks = <&clk 151>, <&clk 152>, <&clk 154>;
+      clock-names = "stmmaceth", "ptp_ref", "tx";
+      interrupt-parent = <&intc>;
+      interrupts = <296 IRQ_TYPE_LEVEL_HIGH>;
+      interrupt-names = "macirq";
+      phy-handle = <&phy0>;
+      phy-mode = "rgmii-id";
+      resets = <&rst 30>;
+      reset-names = "stmmaceth";
+      snps,multicast-filter-bins = <0>;
+      snps,perfect-filter-entries = <1>;
+      snps,aal;
+      snps,tso;
+      snps,txpbl = <32>;
+      snps,rxpbl = <32>;
+      snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
+      snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
+      snps,axi-config = <&gmac0_stmmac_axi_setup>;
+
+      gmac0_mtl_rx_setup: rx-queues-config {
+        snps,rx-queues-to-use = <8>;
+        snps,rx-sched-wsp;
+        queue0 {};
+        queue1 {};
+        queue2 {};
+        queue3 {};
+        queue4 {};
+        queue5 {};
+        queue6 {};
+        queue7 {};
+      };
+
+      gmac0_mtl_tx_setup: tx-queues-config {
+        snps,tx-queues-to-use = <8>;
+        queue0 {};
+        queue1 {};
+        queue2 {};
+        queue3 {};
+        queue4 {};
+        queue5 {};
+        queue6 {};
+        queue7 {};
+      };
+
+      gmac0_stmmac_axi_setup: stmmac-axi-config {
+        snps,blen = <16 8 4 0 0 0 0>;
+        snps,wr_osr_lmt = <1>;
+        snps,rd_osr_lmt = <2>;
+      };
+    };