diff --git a/plat/intel/soc/agilex/platform.mk b/plat/intel/soc/agilex/platform.mk
index 10a3eec..17bfbdd 100644
--- a/plat/intel/soc/agilex/platform.mk
+++ b/plat/intel/soc/agilex/platform.mk
@@ -48,10 +48,10 @@
 		plat/intel/soc/common/socfpga_image_load.c		\
 		plat/intel/soc/common/socfpga_storage.c			\
 		plat/intel/soc/common/soc/socfpga_emac.c		\
+		plat/intel/soc/common/soc/socfpga_firewall.c	\
 		plat/intel/soc/common/soc/socfpga_handoff.c		\
 		plat/intel/soc/common/soc/socfpga_mailbox.c		\
 		plat/intel/soc/common/soc/socfpga_reset_manager.c	\
-		plat/intel/soc/common/soc/socfpga_system_manager.c	\
 		plat/intel/soc/common/drivers/qspi/cadence_qspi.c	\
 		plat/intel/soc/common/drivers/wdt/watchdog.c		\
 		plat/intel/soc/common/drivers/ccu/ncore_ccu.c
diff --git a/plat/intel/soc/common/include/socfpga_noc.h b/plat/intel/soc/common/include/socfpga_noc.h
index 66d0ee7..ecf5bcc 100644
--- a/plat/intel/soc/common/include/socfpga_noc.h
+++ b/plat/intel/soc/common/include/socfpga_noc.h
@@ -8,6 +8,13 @@
 #define SOCFPGA_NOC_H
 
 /* Macros */
+#define SCR_AXI_AP_MASK					BIT(24)
+#define SCR_FPGA2SOC_MASK				BIT(16)
+#define SCR_MPU_MASK					BIT(0)
+#define DISABLE_L4_FIREWALL		(SCR_AXI_AP_MASK | SCR_FPGA2SOC_MASK \
+						| SCR_MPU_MASK)
+#define DISABLE_BRIDGE_FIREWALL				0x0ffe0101
+
 #define SOCFPGA_CCU_NOC(_ctrl, _dev)	(SOCFPGA_CCU_NOC_REG_BASE \
 					+ (SOCFPGA_CCU_NOC_##_ctrl##_##_dev))
 
@@ -78,5 +85,10 @@
 #define SOCFPGA_CCU_NOC_ADMASK_P_MASK				BIT(0)
 #define SOCFPGA_CCU_NOC_ADMASK_NS_MASK				BIT(1)
 
-#endif
+/* Function Definitions */
 
+void enable_ns_peripheral_access(void);
+void enable_ns_bridge_access(void);
+void enable_ns_ocram_access(void);
+
+#endif
diff --git a/plat/intel/soc/common/include/socfpga_system_manager.h b/plat/intel/soc/common/include/socfpga_system_manager.h
index b037cc6..a77734d 100644
--- a/plat/intel/soc/common/include/socfpga_system_manager.h
+++ b/plat/intel/soc/common/include/socfpga_system_manager.h
@@ -42,13 +42,6 @@
 #define IDLE_DATA_SOC2FPGA				BIT(4)
 #define IDLE_DATA_MASK		(IDLE_DATA_LWSOC2FPGA | IDLE_DATA_SOC2FPGA)
 
-#define SCR_AXI_AP_MASK					BIT(24)
-#define SCR_FPGA2SOC_MASK				BIT(16)
-#define SCR_MPU_MASK					BIT(0)
-#define DISABLE_L4_FIREWALL	(SCR_AXI_AP_MASK | SCR_FPGA2SOC_MASK \
-					| SCR_MPU_MASK)
-#define DISABLE_BRIDGE_FIREWALL				0x0ffe0101
-
 #define SYSMGR_ECC_OCRAM_MASK				BIT(1)
 #define SYSMGR_ECC_DDR0_MASK				BIT(16)
 #define SYSMGR_ECC_DDR1_MASK				BIT(17)
@@ -58,8 +51,4 @@
 #define SOCFPGA_SYSMGR(_reg)		(SOCFPGA_SYSMGR_REG_BASE \
 						+ (SOCFPGA_SYSMGR_##_reg))
 
-
-void enable_ns_peripheral_access(void);
-void enable_ns_bridge_access(void);
-
 #endif /* SOCFPGA_SYSTEMMANAGER_H */
diff --git a/plat/intel/soc/common/soc/socfpga_system_manager.c b/plat/intel/soc/common/soc/socfpga_firewall.c
similarity index 95%
rename from plat/intel/soc/common/soc/socfpga_system_manager.c
rename to plat/intel/soc/common/soc/socfpga_firewall.c
index ee7c784..b6cf321 100644
--- a/plat/intel/soc/common/soc/socfpga_system_manager.c
+++ b/plat/intel/soc/common/soc/socfpga_firewall.c
@@ -8,6 +8,7 @@
 #include <lib/utils_def.h>
 
 #include "socfpga_noc.h"
+#include "socfpga_plat_def.h"
 #include "socfpga_system_manager.h"
 
 void enable_nonsecure_access(void)
@@ -93,12 +94,18 @@
 	mmio_write_32(SOCFPGA_L4_SYS_SCR(L4_NOC_QOS), DISABLE_L4_FIREWALL);
 
 #if PLATFORM_MODEL == PLAT_SOCFPGA_STRATIX10
+	enable_ns_ocram_access();
+	mmio_write_32(SOCFPGA_SYSMGR(SDMMC), SYSMGR_SDMMC_DRVSEL(3));
+#endif
+
+}
+
+void enable_ns_ocram_access(void)
+{
 	mmio_clrbits_32(SOCFPGA_CCU_NOC(CPU0, RAM0),
 		SOCFPGA_CCU_NOC_ADMASK_P_MASK | SOCFPGA_CCU_NOC_ADMASK_NS_MASK);
 	mmio_clrbits_32(SOCFPGA_CCU_NOC(IOM, RAM0),
 		SOCFPGA_CCU_NOC_ADMASK_P_MASK | SOCFPGA_CCU_NOC_ADMASK_NS_MASK);
-#endif
-
 }
 
 void enable_ns_bridge_access(void)
diff --git a/plat/intel/soc/stratix10/platform.mk b/plat/intel/soc/stratix10/platform.mk
index d9d88d4..21dc2d4 100644
--- a/plat/intel/soc/stratix10/platform.mk
+++ b/plat/intel/soc/stratix10/platform.mk
@@ -47,10 +47,10 @@
 		plat/intel/soc/common/socfpga_image_load.c		\
 		plat/intel/soc/common/socfpga_storage.c			\
 		plat/intel/soc/common/soc/socfpga_emac.c		\
+		plat/intel/soc/common/soc/socfpga_firewall.c	\
 		plat/intel/soc/common/soc/socfpga_handoff.c		\
 		plat/intel/soc/common/soc/socfpga_mailbox.c		\
 		plat/intel/soc/common/soc/socfpga_reset_manager.c	\
-		plat/intel/soc/common/soc/socfpga_system_manager.c	\
 		plat/intel/soc/common/drivers/qspi/cadence_qspi.c	\
 		plat/intel/soc/common/drivers/wdt/watchdog.c