1 files changed, 67 insertions, 0 deletions
diff --git a/overlays/colibri-imx8x_hmp_overlay.dts b/overlays/colibri-imx8x_hmp_overlay.dts
new file mode 100644
index 0000000..e7276fe
--- /dev/null
+++ b/overlays/colibri-imx8x_hmp_overlay.dts
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2023 Toradex
+ */
+
+// Enable RPMSG for Colibri iMX8X
+
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "toradex,colibri-imx8x";
+};
+
+&{/} {
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		rsctable: rsctable@900ff000 {
+			reg = <0 0x900ff000 0 0x1000>;
+			no-map;
+		};
+
+		vdev0vring0: vdev0vring0@90000000 {
+			reg = <0 0x90000000 0 0x8000>;
+			no-map;
+		};
+
+		vdev0vring1: vdev0vring1@90008000 {
+			reg = <0 0x90008000 0 0x8000>;
+			no-map;
+		};
+
+		vdev1vring0: vdev1vring0@90010000 {
+			reg = <0 0x90010000 0 0x8000>;
+			no-map;
+		};
+
+		vdev1vring1: vdev1vring1@90018000 {
+			reg = <0 0x90018000 0 0x8000>;
+			no-map;
+		};
+
+		vdevbuffer: vdevbuffer@90400000 {
+                        compatible = "shared-dma-pool";
+			reg = <0 0x90400000 0 0x100000>;
+			no-map;
+		};
+	};
+
+	rpmsg {
+		compatible = "fsl,imx8qxp-rpmsg";
+		reg = <0 0x90000000 0 0x20000>;
+		mbox-names = "tx", "rx", "rxdb";
+		mboxes = <&lsio_mu5 0 1
+			  &lsio_mu5 1 1
+			  &lsio_mu5 3 1>;
+		memory-region = <&vdevbuffer>;
+		mub-partition = <3>;
+		vdev-nums = <2>;
+	};
+};