/* * Copyright (c) 2019-2020 Nordic Semiconductor ASA * * SPDX-License-Identifier: Apache-2.0 */ /* * Default Flash planning for nrf5340dk_nrf5340 CPUAPP (Application MCU). * * Zephyr build for nRF5340 with ARM TrustZone-M support, * implies building Secure and Non-Secure Zephyr images. * * Secure image will be placed, by default, in flash0 * (or in slot0, if MCUboot is present). * Secure image will use sram0 for system memory. * * Non-Secure image will be placed in slot0_ns, and use * sram0_ns for system memory. * * Note that the Secure image only requires knowledge of * the beginning of the Non-Secure image (not its size). */ &slot0_partition { reg = <0x00010000 0x40000>; }; &slot0_ns_partition { reg = <0x00050000 0x30000>; }; &slot1_partition { reg = <0x00080000 0x40000>; }; &slot1_ns_partition { reg = <0x000c0000 0x30000>; }; /* Default SRAM planning when building for nRF5340 with * ARM TrustZone-M support * - Lowest 256 kB SRAM allocated to Secure image (sram0_s) * - Middle 192 kB allocated to Non-Secure image (sram0_ns) * - Upper 64 kB SRAM allocated as Shared memory (sram0_shared) * (see nrf5340_shared_sram_planning_conf.dtsi) */ &sram0_image { reg = <0x20000000 DT_SIZE_K(448)>; }; &sram0_s { reg = <0x20000000 0x40000>; }; &sram0_ns { reg = <0x20040000 0x30000>; }; /* Include shared RAM configuration file */ #include "nrf5340_shared_sram_planning_conf.dtsi"