sysbuild: sdp: Add SDP MSPI to cmake

Add cmake files to be able to include the SDP MSPI
application in solutions where SDP MSPI is required.

Signed-off-by: Jakub Zymelka <[email protected]>

Author: jaz1-nordic

cmake/sysbuild/sdp.cmake

@@ -18,6 +18,9 @@ if(SB_CONFIG_SDP)
       set(snippet_name "sdp-gpio-icbmsg")
     endif()
   endif()
+  if(SB_CONFIG_SDP_MSPI)
+    set(snippet_name "sdp-mspi")
+  endif()
 
   sdp_apply_snippets(${snippet_name})
   set(snippet_name)

sysbuild/Kconfig.sdp

@@ -12,6 +12,9 @@ if SDP
 config SDP_GPIO
 	bool "SDP GPIO application"
 
+config SDP_MSPI
+	bool "SDP MSPI application"
+
 if SDP_GPIO
 
 choice SDP_GPIO_BACKEND

sysbuild/sdp.cmake

@@ -2,18 +2,29 @@
 #
 # SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 
-# If it is enabled, include the SDP GPIO application in the build
-if(SB_CONFIG_SDP_GPIO)
+if(SB_CONFIG_SDP)
   # Extract SoC name from related variables
   string(REPLACE "/" ";" split_board_qualifiers "${BOARD_QUALIFIERS}")
   list(GET split_board_qualifiers 1 target_soc)
   set(board_target_flpr "${BOARD}/${target_soc}/cpuflpr")
   set(target_soc)
 
+  # Select the SDP application
+  if(SB_CONFIG_SDP_GPIO)
+    set(sdp_app_dir "${ZEPHYR_NRF_MODULE_DIR}/applications/sdp/gpio")
+  elseif(SB_CONFIG_SDP_MSPI)
+    set(sdp_app_dir "${ZEPHYR_NRF_MODULE_DIR}/applications/sdp/mspi")
+  else()
+    message(FATAL_ERROR "Unknown SDP application type")
+  endif()
+
+  # Include the SDP application in the build
   ExternalZephyrProject_Add(
     APPLICATION sdp
-    SOURCE_DIR ${ZEPHYR_NRF_MODULE_DIR}/applications/sdp/gpio
+    SOURCE_DIR ${sdp_app_dir}
     BOARD ${board_target_flpr}
     BOARD_REVISION ${BOARD_REVISION}
   )
+  set(sdp_app_dir)
+  set(board_target_flpr)
 endif()