diff --git a/boards/ezurio/bl5340_dvk/Kconfig.defconfig b/boards/ezurio/bl5340_dvk/Kconfig.defconfig
index db2b9d8a22e..d90d05152fa 100644
--- a/boards/ezurio/bl5340_dvk/Kconfig.defconfig
+++ b/boards/ezurio/bl5340_dvk/Kconfig.defconfig
@@ -99,9 +99,6 @@ endif # DISPLAY
 
 endif # BOARD_BL5340_DVK_NRF5340_CPUAPP || BOARD_BL5340_DVK_NRF5340_CPUAPP_NS
 
-config IPM_NRFX
-	default IPM
-
 if BOARD_BL5340_DVK_NRF5340_CPUNET
 
 # BT_CTLR depends on BT. When BT is enabled we should default to also
diff --git a/boards/nordic/nrf5340_audio_dk/Kconfig.defconfig b/boards/nordic/nrf5340_audio_dk/Kconfig.defconfig
index bfd9aba858f..f8315be4e25 100644
--- a/boards/nordic/nrf5340_audio_dk/Kconfig.defconfig
+++ b/boards/nordic/nrf5340_audio_dk/Kconfig.defconfig
@@ -62,9 +62,6 @@ config HEAP_MEM_POOL_ADD_SIZE_BOARD
 
 endif # BOARD_NRF5340_AUDIO_DK_NRF5340_CPUAPP || BOARD_NRF5340_AUDIO_DK_NRF5340_CPUAPP_NS
 
-config IPM_NRFX
-	default IPM
-
 if BOARD_NRF5340_AUDIO_DK_NRF5340_CPUNET
 
 config BT_CTLR
diff --git a/boards/raytac/mdbt53_db_40/Kconfig.defconfig b/boards/raytac/mdbt53_db_40/Kconfig.defconfig
index 1d6a65c9912..dbbe13da493 100644
--- a/boards/raytac/mdbt53_db_40/Kconfig.defconfig
+++ b/boards/raytac/mdbt53_db_40/Kconfig.defconfig
@@ -62,9 +62,6 @@ config HEAP_MEM_POOL_ADD_SIZE_BOARD
 
 endif # BOARD_RAYTAC_MDBT53_DB_40_NRF5340_CPUAPP || BOARD_RAYTAC_MDBT53_DB_40_NRF5340_CPUAPP_NS
 
-config IPM_NRFX
-	default IPM
-
 if BOARD_RAYTAC_MDBT53_DB_40_NRF5340_CPUNET
 
 config BT_CTLR
diff --git a/boards/raytac/mdbt53v_db_40/Kconfig.defconfig b/boards/raytac/mdbt53v_db_40/Kconfig.defconfig
index 301f6304f5b..b3f4fb77c5b 100644
--- a/boards/raytac/mdbt53v_db_40/Kconfig.defconfig
+++ b/boards/raytac/mdbt53v_db_40/Kconfig.defconfig
@@ -62,9 +62,6 @@ config HEAP_MEM_POOL_ADD_SIZE_BOARD
 
 endif # BOARD_RAYTAC_MDBT53V_DB_40_NRF5340_CPUAPP || BOARD_RAYTAC_MDBT53V_DB_40_NRF5340_CPUAPP_NS
 
-config IPM_NRFX
-	default IPM
-
 if BOARD_RAYTAC_MDBT53V_DB_40_NRF5340_CPUNET
 
 config BT_CTLR