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dominik-michalczyk-nordicArekBalysNordic
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sample: light_bulb experimental nRF7120 DK support
Adds experimental support for the nRF7120 DK. Currently, the Matter OTA feature is not supported. Signed-off-by: Dominik Michalczyk <dominik.michalczyk@nordicsemi.no>
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Lines changed: 147 additions & 2 deletions

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‎dts/nrf7120_cpuapp_partitions.dtsi‎

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/*
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* Copyright (c) 2026 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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*/
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/delete-node/ &boot_partition;
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/delete-node/ &slot0_partition;
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/delete-node/ &slot1_partition;
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/delete-node/ &storage_partition;
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&cpuapp_mram {
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partitions {
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slot0_partition: partition@0 {
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compatible = "zephyr,mapped-partition";
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label = "image-0";
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reg = <0x00000000 DT_SIZE_K(4024)>;
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};
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factory_data_partition: partition@3ee000 {
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compatible = "zephyr,mapped-partition";
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label = "factory-data";
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reg = <0x003ee000 DT_SIZE_K(4)>;
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};
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storage_partition: partition@3ef000 {
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compatible = "zephyr,mapped-partition";
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label = "storage";
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reg = <0x003ef000 DT_SIZE_K(48)>;
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};
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};
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};

‎samples/light_bulb/Kconfig.sysbuild‎

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@@ -21,9 +21,13 @@ config NETCORE_IPC_RADIO_IEEE802154
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config NETCORE_IPC_RADIO_BT_HCI_IPC
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default y if SOC_SERIES_NRF53
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#### Matter OTA
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config MATTER_ADD_ON_OTA
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default n if BOARD_NRF7120DK_NRF7120_CPUAPP
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#### Bootloader
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choice BOOTLOADER
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default BOOTLOADER_MCUBOOT if !BOARD_NRF21540DK
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default BOOTLOADER_MCUBOOT if !BOARD_NRF21540DK && !BOARD_NRF7120DK_NRF7120_CPUAPP
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endchoice
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if BOOTLOADER_MCUBOOT

‎samples/light_bulb/boards/nrf7120dk_nrf7120_cpuapp.conf‎

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#
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# Copyright (c) 2026 Nordic Semiconductor
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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#
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# Lower System ON idle current: see lib_nrf71_idle_power. Keep the
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# default RAM_RETAIN_FULL tier; RAM_RETAIN_UNUSED_ONLY has been observed
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# to cause issues on Wi-Fi builds.
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CONFIG_NRF71_IDLE_POWER=y
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# TODO: MCUboot is currently not supported on the nRF7120 DK.
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CONFIG_CHIP_BOOTLOADER_NONE=y
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# TODO: Currently MRAM does not support clearing factory data, so we can not
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# migrate the DAC private key
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CONFIG_CHIP_CRYPTO_PSA_MIGRATE_DAC_PRIV_KEY=n
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# TODO: Enabling low-power mode unconditionally gives BLE more radio time,
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# allowing the device to connect to Wi-Fi and send responses over BLE.
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CONFIG_NRF_WIFI_LOW_POWER=y

‎samples/light_bulb/boards/nrf7120dk_nrf7120_cpuapp.overlay‎

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/*
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* Copyright (c) 2026 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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*/
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#include <nrf7120_cpuapp_partitions.dtsi>
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/ {
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chosen {
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zephyr,entropy = &psa_rng;
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// TODO: MRAM is not chosen as the flash controller by default
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zephyr,flash-controller = &mram_controller;
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};
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aliases {
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pwm-led1 = &pwm_led1;
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};
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psa_rng: psa-rng {
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compatible = "zephyr,psa-crypto-rng";
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status = "okay";
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};
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};
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// TODO: gpio4 has no gpiote instance assigned in the dtsi file
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&gpio4 {
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gpiote-instance = <&gpiote20>;
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};
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&wdt31 {
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status = "okay";
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};
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&wifi {
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status = "okay";
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};

‎samples/light_bulb/sample.yaml‎

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platform_allow:
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- nrf54lm20dk/nrf54lm20b/cpuapp
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- nrf54lm20dk/nrf54lm20a/cpuapp
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sample.matter.light_bulb.nrf7120.debug:
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sysbuild: true
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build_only: true
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extra_args:
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- CONFIG_CHIP_WIFI=y
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- CONFIG_WIFI_NRF71_PATCH=y
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- EXTRA_DTC_OVERLAY_FILE=${ZEPHYR_NRFXLIB_MODULE_DIR}/nrf71_wifi/bins/0.1.0/nrf7120_wifi_patch.dtsi
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integration_platforms:
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- nrf7120dk/nrf7120/cpuapp
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platform_allow:
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- nrf7120dk/nrf7120/cpuapp
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sample.matter.light_bulb.release:
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sysbuild: true
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build_only: true
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platform_allow:
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- nrf54lm20dk/nrf54lm20b/cpuapp
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- nrf54lm20dk/nrf54lm20a/cpuapp
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sample.matter.light_bulb.nrf7120.release:
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sysbuild: true
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build_only: true
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extra_args:
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- FILE_SUFFIX=release
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- CONFIG_CHIP_WIFI=y
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- CONFIG_WIFI_NRF71_PATCH=y
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- EXTRA_DTC_OVERLAY_FILE=${ZEPHYR_NRFXLIB_MODULE_DIR}/nrf71_wifi/bins/0.1.0/nrf7120_wifi_patch.dtsi
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integration_platforms:
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- nrf7120dk/nrf7120/cpuapp
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platform_allow:
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- nrf7120dk/nrf7120/cpuapp
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sample.matter.light_bulb.ffs:
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sysbuild: true
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build_only: true
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platform_allow:
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- nrf54lm20dk/nrf54lm20b/cpuapp
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- nrf54lm20dk/nrf54lm20a/cpuapp
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sample.matter.light_bulb.nrf7120.ffs:
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sysbuild: true
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build_only: true
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extra_args:
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- CONFIG_CHIP_COMMISSIONABLE_DEVICE_TYPE=y
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- CONFIG_CHIP_ROTATING_DEVICE_ID=y
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- CONFIG_CHIP_DEVICE_TYPE=257
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- CONFIG_CHIP_WIFI=y
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- CONFIG_WIFI_NRF71_PATCH=y
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- EXTRA_DTC_OVERLAY_FILE=${ZEPHYR_NRFXLIB_MODULE_DIR}/nrf71_wifi/bins/0.1.0/nrf7120_wifi_patch.dtsi
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integration_platforms:
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- nrf7120dk/nrf7120/cpuapp
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platform_allow:
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- nrf7120dk/nrf7120/cpuapp
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sample.matter.light_bulb.debug.nrf21540ek:
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sysbuild: true
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build_only: true
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integration_platforms:
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- nrf54lm20dk/nrf54lm20b/cpuapp
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- nrf54lm20dk/nrf54lm20a/cpuapp
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sample.matter.light_bulb.nrf7120.memory_profiling:
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sysbuild: true
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build_only: true
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extra_args:
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- CONFIG_CHIP_MEMORY_PROFILING=y
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- CONFIG_SHELL_MINIMAL=y
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- CONFIG_CHIP_FACTORY_RESET_TIME_MEASUREMENT=y
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- CONFIG_CHIP_WIFI=y
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- CONFIG_WIFI_NRF71_PATCH=y
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- EXTRA_DTC_OVERLAY_FILE=${ZEPHYR_NRFXLIB_MODULE_DIR}/nrf71_wifi/bins/0.1.0/nrf7120_wifi_patch.dtsi
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integration_platforms:
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- nrf7120dk/nrf7120/cpuapp
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platform_allow:
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- nrf7120dk/nrf7120/cpuapp
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sample.matter.light_bulb.tfm:
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sysbuild: true
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build_only: true

‎west.yml‎

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remote: ncs
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path: modules/lib/matter
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repo-path: sdk-connectedhomeip
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revision: ncs-matter-preview-nrf7120-branch
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revision: 65d3380f26d5d4848179b7af5caf64e3514104c9
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submodules:
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- name: nlio
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path: third_party/nlio/repo

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