samples: simplify sysbuild kconfig

Replace board symbols with soc kconfigs

Signed-off-by: Krzysztof Taborowski <[email protected]>

samples/sid_end_device/Kconfig.sysbuild

@@ -4,16 +4,12 @@
 # SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 #
 
-config NRF_DEFAULT_IPC_RADIO
-	default y if BOARD_NRF5340DK_NRF5340_CPUAPP || BOARD_THINGY53_NRF5340_CPUAPP
-
 choice BOOTLOADER
 	default BOOTLOADER_MCUBOOT
 endchoice
 
 if BOOTLOADER_MCUBOOT
 
-# Downgrade prevention
 choice MCUBOOT_MODE
 	default MCUBOOT_MODE_OVERWRITE_ONLY
 endchoice
@@ -25,9 +21,12 @@ config DFU_MULTI_IMAGE_PACKAGE_APP
 	default y
 
 config PM_EXTERNAL_FLASH_MCUBOOT_SECONDARY
-	default y if !BOARD_NRF54L15DK_NRF54L15_CPUAPP || !BOARD_NRF54L15DK_NRF54L15_CPUAPP_NS
+	default y if !SOC_NRF54L15
+
+if SOC_SERIES_NRF53X
 
-if (BOARD_NRF5340DK_NRF5340_CPUAPP || BOARD_THINGY53_NRF5340_CPUAPP)
+config NRF_DEFAULT_IPC_RADIO
+	default y
 
 config MCUBOOT_UPDATEABLE_IMAGES
 	default 2
@@ -48,17 +47,17 @@ config NETCORE_APP_UPDATE
 config DFU_MULTI_IMAGE_PACKAGE_NET
 	default y
 
-endif # (BOARD_NRF5340DK_NRF5340_CPUAPP || BOARD_THINGY53_NRF5340_CPUAPP)
+endif # SOC_SERIES_NRF53X
 
-if (BOARD_NRF54L15DK_NRF54L15_CPUAPP || BOARD_NRF54L15DK_NRF54L15_CPUAPP_NS || BOARD_NRF54L15DK_NRF54L10_CPUAPP)
+if SOC_SERIES_NRF54LX
 
 # TODO: NCSDK-28931: Cannot use fprotect twice, so disable it in MCUboot to
 # test protecting factory data. It can be enabled while there is a support
 # for protection more than one region.
 config MCUBOOT_FPROTECT_ALLOW_COMBINED_REGIONS
 	default n
 
-endif # (BOARD_NRF54L15DK_NRF54L15_CPUAPP || BOARD_NRF54L15DK_NRF54L15_CPUAPP_NS)
+endif # SOC_SERIES_NRF54LX
 
 endif # BOOTLOADER_MCUBOOT