diff --git a/arch/arm/include/asm/arch-mx7/imx-regs.h b/arch/arm/include/asm/arch-mx7/imx-regs.h
index 4dc11ee..9213374 100644
--- a/arch/arm/include/asm/arch-mx7/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx7/imx-regs.h
@@ -866,6 +866,9 @@
 	ECSPI3_BASE_ADDR, \
 	ECSPI4_BASE_ADDR
 
+#define CSU_INIT_SEC_LEVEL0	0x00FF00FF
+#define CSU_NUM_REGS		64
+
 struct ocotp_regs {
 	u32 ctrl;
 	u32 ctrl_set;