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path: root/overlays/colibri-imx8x_hmp_overlay.dts
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// 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>;
	};
};