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samples: matter: Add files for nrf54lm20dk/nrf54lm20a/cpuapp/matter
Adds nrf54lm20dk/nrf54lm20a/cpuapp/matter board variant files for these samples Signed-off-by: Jamie McCrae <jamie.mccrae@nordicsemi.no>
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‎samples/matter/closure/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 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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CONFIG_HW_STACK_PROTECTION=n
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CONFIG_BOOT_WATCHDOG_FEED=n
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# nRF54LM20DK uses SPI NOR external flash
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CONFIG_GPIO=y
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CONFIG_SPI=y
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CONFIG_SPI_NOR=y
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CONFIG_SPI_NOR_SFDP_DEVICETREE=y
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CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
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# Currently, without tickless kernel, the SYSCOUNTER value after the software
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# reset is not set properly and due to that the first system interrupt is not called
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# in the proper time - the SYSCOUNTER value is set to the value from before
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# reset + 1. Hence, the reboot time increases more and more.
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# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/contact_sensor/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 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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CONFIG_HW_STACK_PROTECTION=n
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CONFIG_BOOT_WATCHDOG_FEED=n
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# nRF54LM20DK uses SPI NOR external flash
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CONFIG_GPIO=y
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CONFIG_SPI=y
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CONFIG_SPI_NOR=y
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CONFIG_SPI_NOR_SFDP_DEVICETREE=y
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CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
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# Currently, without tickless kernel, the SYSCOUNTER value after the software
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# reset is not set properly and due to that the first system interrupt is not called
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# in the proper time - the SYSCOUNTER value is set to the value from before
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# reset + 1. Hence, the reboot time increases more and more.
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# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/light_bulb/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 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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CONFIG_HW_STACK_PROTECTION=n
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CONFIG_BOOT_WATCHDOG_FEED=n
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# nRF54LM20DK uses SPI NOR external flash
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CONFIG_GPIO=y
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CONFIG_SPI=y
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CONFIG_SPI_NOR=y
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CONFIG_SPI_NOR_SFDP_DEVICETREE=y
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CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
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# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
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# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/light_switch/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 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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CONFIG_HW_STACK_PROTECTION=n
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CONFIG_BOOT_WATCHDOG_FEED=n
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# nRF54LM20DK uses SPI NOR external flash
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CONFIG_GPIO=y
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CONFIG_SPI=y
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CONFIG_SPI_NOR=y
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CONFIG_SPI_NOR_SFDP_DEVICETREE=y
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CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
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17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/lock/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 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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CONFIG_HW_STACK_PROTECTION=n
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CONFIG_BOOT_WATCHDOG_FEED=n
9+
10+
# nRF54LM20DK uses SPI NOR external flash
11+
CONFIG_GPIO=y
12+
CONFIG_SPI=y
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CONFIG_SPI_NOR=y
14+
CONFIG_SPI_NOR_SFDP_DEVICETREE=y
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CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
16+
17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/manufacturer_specific/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 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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CONFIG_HW_STACK_PROTECTION=n
8+
CONFIG_BOOT_WATCHDOG_FEED=n
9+
10+
# nRF54LM20DK uses SPI NOR external flash
11+
CONFIG_GPIO=y
12+
CONFIG_SPI=y
13+
CONFIG_SPI_NOR=y
14+
CONFIG_SPI_NOR_SFDP_DEVICETREE=y
15+
CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
16+
17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/smoke_co_alarm/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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#
6+
7+
CONFIG_HW_STACK_PROTECTION=n
8+
CONFIG_BOOT_WATCHDOG_FEED=n
9+
10+
# nRF54LM20DK uses SPI NOR external flash
11+
CONFIG_GPIO=y
12+
CONFIG_SPI=y
13+
CONFIG_SPI_NOR=y
14+
CONFIG_SPI_NOR_SFDP_DEVICETREE=y
15+
CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
16+
17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/temperature_sensor/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
5+
#
6+
7+
CONFIG_HW_STACK_PROTECTION=n
8+
CONFIG_BOOT_WATCHDOG_FEED=n
9+
10+
# nRF54LM20DK uses SPI NOR external flash
11+
CONFIG_GPIO=y
12+
CONFIG_SPI=y
13+
CONFIG_SPI_NOR=y
14+
CONFIG_SPI_NOR_SFDP_DEVICETREE=y
15+
CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
16+
17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
22+
CONFIG_TICKLESS_KERNEL=y

‎samples/matter/template/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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#
6+
7+
CONFIG_HW_STACK_PROTECTION=n
8+
CONFIG_BOOT_WATCHDOG_FEED=n
9+
10+
# nRF54LM20DK uses SPI NOR external flash
11+
CONFIG_GPIO=y
12+
CONFIG_SPI=y
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CONFIG_SPI_NOR=y
14+
CONFIG_SPI_NOR_SFDP_DEVICETREE=y
15+
CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
16+
17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
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CONFIG_TICKLESS_KERNEL=y

‎samples/matter/thermostat/sysbuild/mcuboot/boards/nrf54lm20dk_nrf54lm20a_cpuapp_matter.conf‎

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#
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# Copyright (c) 2025 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
5+
#
6+
7+
CONFIG_HW_STACK_PROTECTION=n
8+
CONFIG_BOOT_WATCHDOG_FEED=n
9+
10+
# nRF54LM20DK uses SPI NOR external flash
11+
CONFIG_GPIO=y
12+
CONFIG_SPI=y
13+
CONFIG_SPI_NOR=y
14+
CONFIG_SPI_NOR_SFDP_DEVICETREE=y
15+
CONFIG_SPI_NOR_FLASH_LAYOUT_PAGE_SIZE=4096
16+
17+
# Currently, without tickless kernel, the SYSCOUNTER value after the software
18+
# reset is not set properly and due to that the first system interrupt is not called
19+
# in the proper time - the SYSCOUNTER value is set to the value from before
20+
# reset + 1. Hence, the reboot time increases more and more.
21+
# To avoid it enable tickles kernel for mcuboot.
22+
CONFIG_TICKLESS_KERNEL=y

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