samples: Bluetooth: Make the connectionless TX AoD disabled by default

Change the configuration of DF connectionless TX sample to disable
the TX AoD (antenna switching TX) by default. The configuration
is available when the sample is build with the Zephyr's BLE
controller.

Signed-off-by: Piotr Pryga <[email protected]>

Author: ppryga-nordic

samples/bluetooth/direction_finding_connectionless_tx/boards/nrf52833dk_nrf52820.conf

@@ -11,5 +11,5 @@ CONFIG_BT_CTLR_DF=y
 CONFIG_BT_CTLR_DF_ANT_SWITCH_RX=n
 CONFIG_BT_CTLR_DF_SCAN_CTE_RX=n
 
-# Disable AoD Feature (antenna switching) in Tx mode in Contoller
-CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=n
+# Disable AoD Feature (antenna switching) in Tx mode in Controller
+CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=n

samples/bluetooth/direction_finding_peripheral/README.rst

@@ -40,6 +40,10 @@ Configuration
    :start-after: bt_dir_finding_tx_aoa_mode_start
    :end-before: bt_dir_finding_tx_aoa_mode_end
 
+.. include:: /samples/bluetooth/direction_finding_connectionless_tx/README.rst
+   :start-after: bt_dir_finding_tx_aod_mode_start
+   :end-before: bt_dir_finding_tx_aod_mode_end
+
 .. include:: /samples/bluetooth/direction_finding_connectionless_tx/README.rst
    :start-after: bt_dir_finding_tx_ant_aod_start
    :end-before: bt_dir_finding_tx_ant_aod_end

samples/bluetooth/direction_finding_peripheral/boards/nrf52833dk_nrf52820.conf

@@ -9,5 +9,7 @@ CONFIG_BT_CTLR_DF=y
 
 CONFIG_BT_CTLR_DF_CTE_TX=y
 CONFIG_BT_CTLR_DF_CONN_CTE_TX=y
-CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=y
 CONFIG_BT_CTLR_DF_CONN_CTE_RSP=y
+
+# Disable AoD Feature (antenna switching) in Tx mode in Controller
+CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=n

samples/bluetooth/direction_finding_peripheral/boards/nrf52833dk_nrf52833.conf

@@ -9,5 +9,7 @@ CONFIG_BT_CTLR_DF=y
 
 CONFIG_BT_CTLR_DF_CTE_TX=y
 CONFIG_BT_CTLR_DF_CONN_CTE_TX=y
-CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=y
 CONFIG_BT_CTLR_DF_CONN_CTE_RSP=y
+
+# Disable AoD Feature (antenna switching) in Tx mode in Controller
+CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=n

samples/bluetooth/direction_finding_peripheral/overlay-aoa.conf

@@ -0,0 +1,9 @@
+#
+# Copyright (c) 2025 Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+#
+
+# Enable AoD Feature (antenna switching) in Tx mode in Controller and Host
+CONFIG_BT_CTLR_DF_ANT_SWITCH_TX=y
+CONFIG_BT_DF_CTE_TX_AOD=y

samples/bluetooth/direction_finding_peripheral/overlay-aod.conf

@@ -16,3 +16,6 @@ CONFIG_BT_DEVICE_APPEARANCE=833
 CONFIG_BT_DF=y
 CONFIG_BT_DF_CONNECTION_CTE_TX=y
 CONFIG_BT_DF_CONNECTION_CTE_RSP=y
+
+# Disable AoD Feature (antenna switching) in Tx mode in Host
+CONFIG_BT_DF_CTE_TX_AOD=n

samples/bluetooth/direction_finding_peripheral/prj.conf

@@ -5,8 +5,6 @@ sample:
 tests:
   sample.bluetooth.direction_finding_peripheral.aoa.sdc.nrf52_nrf53:
     sysbuild: true
-    extra_args:
-      - OVERLAY_CONFIG="overlay-aoa.conf"
     build_only: true
     platform_allow:
       - nrf52833dk/nrf52833
@@ -23,7 +21,6 @@ tests:
     sysbuild: false
     build_only: true
     extra_args:
-      - OVERLAY_CONFIG="overlay-aoa.conf;overlay-bt_ll_sw_split.conf"
       - SNIPPET="bt-ll-sw-split"
     platform_allow:
       - nrf52833dk/nrf52833
@@ -36,7 +33,6 @@ tests:
     sysbuild: true
     build_only: true
     extra_args:
-      - OVERLAY_CONFIG="overlay-aoa.conf"
       - ipc_radio_OVERLAY_CONFIG="../../overlay-bt_ll_sw_split.conf"
       - ipc_radio_SNIPPET="bt-ll-sw-split"
     platform_allow:
@@ -50,7 +46,7 @@ tests:
     sysbuild: false
     build_only: true
     extra_args:
-      - OVERLAY_CONFIG="overlay-bt_ll_sw_split.conf"
+      - OVERLAY_CONFIG="overlay-aod.conf;overlay-bt_ll_sw_split.conf"
       - SNIPPET="bt-ll-sw-split"
     platform_allow:
       - nrf52833dk/nrf52833
@@ -63,7 +59,7 @@ tests:
     sysbuild: true
     build_only: true
     extra_args:
-      - ipc_radio_OVERLAY_CONFIG="../../overlay-bt_ll_sw_split.conf"
+      - ipc_radio_OVERLAY_CONFIG="../../overlay-aod.conf;../../overlay-bt_ll_sw_split.conf"
       - ipc_radio_SNIPPET="bt-ll-sw-split"
     platform_allow:
       - nrf5340dk/nrf5340/cpuapp