sysbuild: sdp: change selection of SDP application to a choice

Change selection of SDP application in Kconfig to a choice,
since only one FW can be used at once.

Signed-off-by: Magdalena Pastula <[email protected]>

Author: magp-nordic

cmake/sysbuild/sdp.cmake

@@ -23,8 +23,7 @@ if(SB_CONFIG_SDP)
     elseif(SB_CONFIG_SDP_GPIO_BACKEND_ICBMSG)
       set(snippet_name "sdp-gpio-icbmsg")
     endif()
-  endif()
-  if(SB_CONFIG_SDP_MSPI)
+  elseif(SB_CONFIG_SDP_MSPI)
     set(snippet_name "sdp-mspi")
     if(SB_CONFIG_SDP_FLPR_APP_FAULT_TIMER)
       sdp_apply_flpr_fault_timer_params(${SB_CONFIG_SDP_FLPR_APP_FAULT_TIMEOUT})

sysbuild/Kconfig.sdp

@@ -9,12 +9,19 @@ menuconfig SDP
 
 if SDP
 
+choice SDP_APPLICATION
+	prompt "SDP application selection"
+	help
+	  Select which SDP application should be flashed on FLPR.
+
 config SDP_GPIO
 	bool "SDP GPIO application"
 
 config SDP_MSPI
 	bool "SDP MSPI application"
 
+endchoice
+
 config SDP_DEVELOPER_MODE
 	bool "SDP developer mode"