/* * Copyright (c) 2018-2020 Nordic Semiconductor ASA * * SPDX-License-Identifier: Apache-2.0 */ /* * Default Flash planning for nRF9160dk_nrf9160. * * Zephyr build for nRF9160 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 nRF9160 with * ARM TrustZone-M support * - Lowest 88 kB SRAM allocated to Secure image (sram0_s). * - 40 kB SRAM reserved for and used by the modem library * (sram0_modem). This memory is Non-Secure. * - Upper 128 kB allocated to Non-Secure image (sram0_ns). * When building with TF-M, both sram0_modem and sram0_ns * are allocated to the Non-Secure image. */ &sram0_s { reg = <0x20000000 DT_SIZE_K(88)>; }; &sram0_modem { reg = <0x20016000 DT_SIZE_K(40)>; }; &sram0_ns { reg = <0x20020000 DT_SIZE_K(128)>; };