diff --git a/plat/intel/soc/common/include/socfpga_fcs.h b/plat/intel/soc/common/include/socfpga_fcs.h
index ff10d36..d3b7141 100644
--- a/plat/intel/soc/common/include/socfpga_fcs.h
+++ b/plat/intel/soc/common/include/socfpga_fcs.h
@@ -11,9 +11,11 @@
 
 #define FCS_RANDOM_WORD_SIZE		8U
 #define FCS_PROV_DATA_WORD_SIZE		44U
+#define FCS_SHA384_WORD_SIZE		12U
 
 #define FCS_RANDOM_BYTE_SIZE		(FCS_RANDOM_WORD_SIZE * 4U)
 #define FCS_PROV_DATA_BYTE_SIZE		(FCS_PROV_DATA_WORD_SIZE * 4U)
+#define FCS_SHA384_BYTE_SIZE		(FCS_SHA384_WORD_SIZE * 4U)
 
 #define FCS_CRYPTION_DATA_0		0x10100
 
@@ -38,4 +40,7 @@
 			uint32_t src_size, uint32_t dst_addr,
 			uint32_t dst_size, uint32_t *send_id);
 
+uint32_t intel_fcs_get_rom_patch_sha384(uint64_t addr, uint64_t *ret_size,
+				uint32_t *mbox_error);
+
 #endif /* SOCFPGA_FCS_H */
diff --git a/plat/intel/soc/common/include/socfpga_mailbox.h b/plat/intel/soc/common/include/socfpga_mailbox.h
index 6b7e0fc..a6a3565 100644
--- a/plat/intel/soc/common/include/socfpga_mailbox.h
+++ b/plat/intel/soc/common/include/socfpga_mailbox.h
@@ -67,6 +67,8 @@
 #define MBOX_FCS_ENCRYPT_REQ			0x7E
 #define MBOX_FCS_DECRYPT_REQ			0x7F
 #define MBOX_FCS_RANDOM_GEN			0x80
+/* Miscellaneous commands */
+#define MBOX_GET_ROM_PATCH_SHA384	0x1B0
 
 /* Mailbox Definitions */
 
diff --git a/plat/intel/soc/common/include/socfpga_sip_svc.h b/plat/intel/soc/common/include/socfpga_sip_svc.h
index 0db71e2..4d31c77 100644
--- a/plat/intel/soc/common/include/socfpga_sip_svc.h
+++ b/plat/intel/soc/common/include/socfpga_sip_svc.h
@@ -44,6 +44,9 @@
 /* ECC */
 #define INTEL_SIP_SMC_ECC_DBE				0xC200000D
 
+/* Generic Command */
+#define INTEL_SIP_SMC_GET_ROM_PATCH_SHA384		0xC2000040
+
 /* Send Mailbox Command */
 #define INTEL_SIP_SMC_MBOX_SEND_CMD			0xC200001E