diff --git a/src/arm64/freescale/fsl-ls1028a-qds-9999.dtso b/src/arm64/freescale/fsl-ls1028a-qds-9999.dtso
new file mode 100644
index 0000000..63e46fa
--- /dev/null
+++ b/src/arm64/freescale/fsl-ls1028a-qds-9999.dtso
@@ -0,0 +1,68 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree fragment for LS1028A QDS board, serdes 85xx
+ *
+ * Copyright 2019-2021 NXP
+ *
+ * Requires a LS1028A QDS board without lane B rework.
+ * Requires a SCH-24801 card in slot 1.
+ */
+
+/dts-v1/;
+/plugin/;
+
+&mdio_slot1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	/* VSC8234 */
+	slot1_sgmii0: ethernet-phy@1c {
+		reg = <0x1c>;
+	};
+
+	slot1_sgmii1: ethernet-phy@1d {
+		reg = <0x1d>;
+	};
+
+	slot1_sgmii2: ethernet-phy@1e {
+		reg = <0x1e>;
+	};
+
+	slot1_sgmii3: ethernet-phy@1f {
+		reg = <0x1f>;
+	};
+};
+
+&mscc_felix_ports {
+	port@0 {
+		status = "okay";
+		phy-handle = <&slot1_sgmii0>;
+		phy-mode = "sgmii";
+		managed = "in-band-status";
+	};
+
+	port@1 {
+		status = "okay";
+		phy-handle = <&slot1_sgmii1>;
+		phy-mode = "sgmii";
+		managed = "in-band-status";
+	};
+
+	port@2 {
+		status = "okay";
+		phy-handle = <&slot1_sgmii2>;
+		phy-mode = "sgmii";
+		managed = "in-band-status";
+	};
+
+	port@3 {
+		status = "okay";
+		phy-handle = <&slot1_sgmii3>;
+		phy-mode = "sgmii";
+		managed = "in-band-status";
+	};
+};
+
+&mscc_felix {
+	status = "okay";
+};