zephyr/samples/subsys/ipc/openamp/boards/lpcxpresso54114_m4.overlay

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/*
* Copyright (c) 2019 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/ {
chosen {
/*
* shared memory reserved for the inter-processor communication
*/
zephyr,ipc_shm = &sramx1;
zephyr,ipc = &mailbox0;
};
sramx1:memory@4000000{
compatible = "mmio-sram";
reg = <0x4000000 0x8000>;
};
};