diff --git a/arch/powerpc/include/asm/config.h b/arch/powerpc/include/asm/config.h
index 1c61784..75e19a5 100644
--- a/arch/powerpc/include/asm/config.h
+++ b/arch/powerpc/include/asm/config.h
@@ -69,7 +69,9 @@
 /*
  * SEC (crypto unit) major compatible version determination
  */
-#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC83xx)
+#if defined(CONFIG_FSL_CORENET)
+#define CONFIG_SYS_FSL_SEC_COMPAT	4
+#elif defined(CONFIG_MPC85xx) || defined(CONFIG_MPC83xx)
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
 #endif
 
diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h
index 5b205d1..88e1ea3 100644
--- a/arch/powerpc/include/asm/immap_85xx.h
+++ b/arch/powerpc/include/asm/immap_85xx.h
@@ -2045,6 +2045,41 @@
 	FSL_SRDS_B3_LANE_D = 23,
 };
 
+/* Security Engine Block (MS = Most Sig., LS = Least Sig.) */
+#if CONFIG_SYS_FSL_SEC_COMPAT >= 4
+typedef struct ccsr_sec {
+	u8	res1[0xfa0];
+	u32	crnr_ms;	/* CHA Revision Number Register, MS */
+	u32	crnr_ls;	/* CHA Revision Number Register, LS */
+	u32	ctpr_ms;	/* Compile Time Parameters Register, MS */
+#define SEC_CTPR_MS_AXI_LIODN		0x08000000
+#define SEC_CTPR_MS_QI			0x02000000
+	u32	ctpr_ls;	/* Compile Time Parameters Register, LS */
+	u8	res2[0x10];
+	u32	far_ms;		/* Fault Address Register, MS */
+	u32	far_ls;		/* Fault Address Register, LS */
+	u32	falr;		/* Fault Address LIODN Register */
+	u32	fadr;		/* Fault Address Detail Register */
+	u8	res3[0x4];
+	u32	csta;		/* CAAM Status Register */
+	u8	res4[0x8];
+	u32	rvid;		/* Run Time Integrity Checking Version ID Reg.*/
+#define SEC_RVID_MA			0x0f000000
+	u32	ccbvid;		/* CHA Cluster Block Version ID Register */
+	u32	chavid_ms;	/* CHA Version ID Register, MS */
+	u32	chavid_ls;	/* CHA Version ID Register, LS */
+	u32	chanum_ms;	/* CHA Number Register, MS */
+#define SEC_CHANUM_MS_JQNUM_MASK	0xf0000000
+#define SEC_CHANUM_MS_JQNUM_SHIFT	28
+#define SEC_CHANUM_MS_DECONUM_MASK	0x0f000000
+#define SEC_CHANUM_MS_DECONUM_SHIFT	24
+	u32	chanum_ls;	/* CHA Number Register, LS */
+	u32	caamvid_ms;	/* CAAM Version ID Register, MS */
+	u32	caamvid_ls;	/* CAAM Version ID Register, LS */
+	u8	res5[0xf000];
+} ccsr_sec_t;
+#endif
+
 #ifdef CONFIG_FSL_CORENET
 #define CONFIG_SYS_FSL_CORENET_CCM_OFFSET	0x0000
 #define CONFIG_SYS_MPC85xx_DDR_OFFSET		0x8000
@@ -2059,6 +2094,7 @@
 #define CONFIG_SYS_MPC85xx_LBC_OFFSET		0x124000
 #define CONFIG_SYS_MPC85xx_GPIO_OFFSET		0x130000
 #define CONFIG_SYS_MPC85xx_USB_OFFSET		0x210000
+#define CONFIG_SYS_FSL_SEC_OFFSET		0x300000
 #define CONFIG_SYS_FSL_CORENET_QMAN_OFFSET	0x318000
 #define CONFIG_SYS_FSL_CORENET_BMAN_OFFSET	0x31a000
 #define CONFIG_SYS_TSEC1_OFFSET			0x4e0000 /* FM1@DTSEC0 */
@@ -2143,6 +2179,8 @@
 	(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_CORENET_SERDES_OFFSET)
 #define CONFIG_SYS_MPC85xx_USB_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_USB_OFFSET)
+#define CONFIG_SYS_FSL_SEC_ADDR \
+	(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_SEC_OFFSET)
 
 #define TSEC_BASE_ADDR		(CONFIG_SYS_IMMR + CONFIG_SYS_TSEC1_OFFSET)
 #define MDIO_BASE_ADDR		(CONFIG_SYS_IMMR + CONFIG_SYS_MDIO1_OFFSET)