1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Copyright (C) 2025 PHYTEC Messtechnik GmbH 4 * Author: Dominik Haller <d.haller@phytec.de> 5 */ 6 7/dts-v1/; 8/plugin/; 9 10#include <dt-bindings/clock/imx8mm-clock.h> 11 12&{/} { 13 #address-cells = <2>; 14 #size-cells = <2>; 15 16 reserved-memory { 17 #address-cells = <2>; 18 #size-cells = <2>; 19 ranges; 20 21 m4_reserved: m4@80000000 { 22 reg = <0 0x80000000 0 0x1000000>; 23 no-map; 24 }; 25 26 vdev0vring0: vdev0vring0@b8000000 { 27 reg = <0 0xb8000000 0 0x8000>; 28 no-map; 29 }; 30 31 vdev0vring1: vdev0vring1@b8008000 { 32 reg = <0 0xb8008000 0 0x8000>; 33 no-map; 34 }; 35 36 rsc_table: rsc_table@b80ff000 { 37 reg = <0 0xb80ff000 0 0x1000>; 38 no-map; 39 }; 40 41 vdevbuffer: vdevbuffer@b8400000 { 42 compatible = "shared-dma-pool"; 43 reg = <0 0xb8400000 0 0x100000>; 44 no-map; 45 }; 46 }; 47 48 core-m4 { 49 compatible = "fsl,imx8mm-cm4"; 50 clocks = <&clk IMX8MM_CLK_M4_DIV>; 51 mboxes = <&mu 0 1 52 &mu 1 1 53 &mu 3 1>; 54 mbox-names = "tx", "rx", "rxdb"; 55 memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>, <&rsc_table>; 56 syscon = <&src>; 57 }; 58}; 59