partition_manager: Support building images for nRF7120_cpuflpr

Add case for cpuflpr_sram in PM_SRAM_(BASE|SIZE). This is needed because
the dts files for cpuflpr deletes the cpuapp_sram and cpuapp_mram nodes.

Signed-off-by: Robert Robinson <robert.robinson@nordicsemi.no>

Author: rob-robinson-14

Kconfig.nrf

@@ -104,15 +104,20 @@ config NORDIC_QSPI_NOR_FLASH_LAYOUT_PAGE_SIZE
 config GETOPT
 	default n
 
-# Temporary hack to be able to build samples and tests on the nRF51L15 FLPR core
-if SOC_NRF54L15_CPUFLPR && PARTITION_MANAGER_ENABLED
+# Temporary hack to be able to build samples and tests on the nRF51L15/nRF7120 FLPR core
 config FLASH_BASE_ADDRESS
 	hex
-	default 0x0
+	depends on PARTITION_MANAGER_ENABLED
+	depends on SOC_NRF54L15_CPUFLPR || SOC_NRF7120_ENGA_CPUFLPR
+	default 0x0 if SOC_NRF54L15_CPUFLPR
+	default 0x2C0000 if SOC_NRF7120_ENGA_CPUFLPR
+
 config FLASH_SIZE
 	int
-	default 1524
-endif
+	depends on PARTITION_MANAGER_ENABLED
+	depends on SOC_NRF54L15_CPUFLPR || SOC_NRF7120_ENGA_CPUFLPR
+	default 1524 if SOC_NRF54L15_CPUFLPR
+	default 128 if SOC_NRF7120_ENGA_CPUFLPR
 
 config NRF_SECURITY_ENABLER
 	def_bool y

subsys/partition_manager/CMakeLists.txt

@@ -127,7 +127,7 @@ if (CONFIG_NRF_MODEM_LIB_TRACE_BACKEND_FLASH)
   ncs_add_partition_manager_config(pm.yml.modem_trace)
 endif()
 
-if (CONFIG_SOC_NRF54L15_CPUFLPR)
+if (CONFIG_SOC_NRF54L15_CPUFLPR OR CONFIG_SOC_NRF7120_ENGA_CPUFLPR)
   ncs_add_partition_manager_config(pm.yml.vpr_launcher)
 endif()
 

subsys/partition_manager/Kconfig

@@ -156,6 +156,18 @@ config PM_PARTITION_SIZE_VPR_LAUNCHER
 	  This to place the flpr app's code at the address found in the devicetree.
 endif
 
+if SOC_NRF7120_ENGA_CPUFLPR
+
+config PM_PARTITION_SIZE_VPR_LAUNCHER
+	hex
+	default $(dt_node_reg_addr_hex,/soc/mram@3e1000)
+	help
+	  Memory set aside for the vpr_launcher partition.
+	  Must match the size of the cpuapp_mram partition which is deleted.
+	  This to place the flpr app's code at the address found in the devicetree.
+
+endif
+
 if WIFI_NRF70 && NRF_WIFI_PATCHES_EXT_FLASH_STORE
 
 partition=NRF70_WIFI_FW
@@ -229,12 +241,14 @@ config PM_SRAM_BASE
 	hex
 	default $(dt_node_reg_addr_hex,/soc/memory@21000000) if SOC_NRF5340_CPUNET
 	default 0x20000000 if SOC_NRF54L15_CPUFLPR  # Because the cpuapp_sram DT node is deleted in nrf54l15_cpuflpr.dtsi
+	default 0x20000000 if SOC_NRF7120_ENGA_CPUFLPR  # Because the cpuapp_sram DT node is deleted in nrf7120_enga_cpuflpr.dtsi
 	default $(dt_node_reg_addr_hex,/soc/memory@20000000)
 
 config PM_SRAM_SIZE
 	hex
 	default $(dt_node_reg_size_hex,/soc/memory@21000000) if SOC_NRF5340_CPUNET
 	default 0x40000 if SOC_NRF54L15_CPUFLPR  # Because the cpuapp_rram DT node is deleted in nrf54l15_cpuflpr.dtsi
+	default 0x40000 if SOC_NRF7120_ENGA_CPUFLPR  # Because the cpuapp_mram DT node is deleted in nrf7120_enga_cpuflpr.dtsi
 	default $(dt_node_reg_size_hex,/soc/memory@20000000)
 
 config PM_USE_CONFIG_SRAM_SIZE