samples: matter: Change AWS integration from 53 to 54LM

- Deprecated nRF5340 DK with the nRF7002 EK shield attached in
Matter Light Bulb AWS IoT integration variant.
- Added support for Matter Light Bulb AWS IoT integration variant
for nRF54LM20 DK with the nRF7002 EB2 shield attached.
- Updated sample.yaml according these changes.
- Updated README.rst.

Signed-off-by: Arkadiusz Balys <[email protected]>

Author: ArekBalysNordic

doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst

@@ -333,6 +333,11 @@ Matter samples
   * Deprecated the :ref:`matter_lock_sample_wifi_thread_switching` for nRF5340 DK with the nRF7002 EK shield attached.
   * Added support for the :ref:`matter_lock_sample_wifi_thread_switching` for nRF54LM20 DK with the nRF7002 EB2 shield attached.
 
+* :ref:`matter_light_bulb_sample`:
+
+  * Deprecated the :ref:`matter_light_bulb_aws_iot_integration` variant for nRF7002DK, and nRF5340 DK with the nRF7002 EK shield attached.
+  * Added support for the nRF54LM20 DK with the nRF7002 EB2 shield attached for :ref:`matter_light_bulb_aws_iot_integration`.
+
 Networking samples
 ------------------
 

samples/matter/light_bulb/README.rst

@@ -67,6 +67,8 @@ The light bulb sample implements the following features:
 
 Use the ``click to show`` toggle to expand the content.
 
+.. _matter_light_bulb_aws_iot_integration:
+
 AWS IoT integration
 -------------------
 
@@ -91,6 +93,10 @@ AWS IoT integration
 
       AWS IoT Shadow and Matter interaction diagram
 
+   .. note::
+
+      The AWS IoT integration is available only for the nRF54LM20 DK with the nRF7002 EB2 shield attached.
+
 .. _matter_light_bulb_aws_iot:
 
 Configuration
@@ -131,7 +137,7 @@ AWS IoT setup and configuration
 
       .. code-block:: console
 
-         west build -p -b nrf54lm20dk/nrf54lm20a/cpuapp -- -DEXTRA_CONF_FILE="overlay-aws-iot-integration.conf"
+         west build -p -b nrf54lm20dk/nrf54lm20a/cpuapp -- -DSB_CONFIG_WIFI_NRF70=y -Dlight_bulb_SHIELD=nrf7002eb2 -DEXTRA_CONF_FILE="overlay-aws-iot-integration.conf" 
 
    #. Flash the firmware and boot the sample.
    #. |connect_kit|

samples/matter/light_bulb/overlay-aws-iot-integration.conf

@@ -44,10 +44,16 @@ CONFIG_NET_IPV4=y
 CONFIG_NET_TCP=y
 CONFIG_NET_SOCKETS_SOCKOPT_TLS=y
 CONFIG_NET_MAX_CONN=8
-CONFIG_ZVFS_OPEN_MAX=25
+CONFIG_ZVFS_OPEN_MAX=30
 
-# DNS
-CONFIG_ZVFS_EVENTFD_MAX=2
+# Required events at least 9 ZVFS events:
+# 5 x WPA supplicant
+# 1 x Socket Service
+# 1 x DNS resolver
+# 1 x Matter Stack
+# 1 x MQTT / AWS IoT integration
+CONFIG_ZVFS_EVENTFD_MAX=10
+CONFIG_ZVFS_POLL_MAX=12
 CONFIG_DNS_RESOLVER=y
 
 # Adjust NET configurations to reduce the likelyhood of congestion in the TCP stack when there are

samples/matter/light_bulb/sample.yaml

@@ -138,7 +138,10 @@ tests:
     sysbuild: true
     build_only: true
     extra_args:
+      - light_bulb_SHIELD=nrf7002eb2
+      - SB_CONFIG_WIFI_NRF70=y
       - EXTRA_CONF_FILE="overlay-aws-iot-integration.conf"
-    platform_allow: nrf7002dk/nrf5340/cpuapp
+    platform_allow:
+      - nrf54lm20dk/nrf54lm20a/cpuapp
     integration_platforms:
-      - nrf7002dk/nrf5340/cpuapp
+      - nrf54lm20dk/nrf54lm20a/cpuapp