[nrf noup] boot: zephyr: serial_recovery: Add nRF5340 Kconfig override

Adds additional conditions that lets the direct upload option to be
selected on nRF5340 to allow for uploading network core updates
directly to the network core with the flash simulator

Signed-off-by: Jamie McCrae <[email protected]>
(cherry picked from commit 036ae01)

Author: nordicjm

boot/zephyr/Kconfig.serial_recovery

@@ -46,9 +46,14 @@ config BOOT_SERIAL_CDC_ACM
 
 endchoice
 
+DT_COMPAT_SIM_FLASH:= zephyr,sim-flash
+DT_SIM_FLASH_PATH := $(dt_nodelabel_path,flash_sim0)
+
 config MCUBOOT_SERIAL_DIRECT_IMAGE_UPLOAD
 	bool "Allow to select image number for DFU"
-	depends on !SINGLE_APPLICATION_SLOT
+	# Allow this option to be selected in cases where support for direct uploading to nRF5340
+	# network core should be supported
+	depends on !SINGLE_APPLICATION_SLOT || (SINGLE_APPLICATION_SLOT && SOC_NRF5340_CPUAPP && BOOT_IMAGE_ACCESS_HOOK_NRF5340 && FLASH_SIMULATOR && $(dt_compat_enabled,$(DT_COMPAT_SIM_FLASH)))
 	help
 	  With the option enabled, the mcuboot serial recovery will
 	  respect the "image" field in mcumgr image update frame