diff --git a/plat/nvidia/tegra/soc/t210/drivers/se/se_private.h b/plat/nvidia/tegra/soc/t210/drivers/se/se_private.h
index 8cf687c..0157747 100644
--- a/plat/nvidia/tegra/soc/t210/drivers/se/se_private.h
+++ b/plat/nvidia/tegra/soc/t210/drivers/se/se_private.h
@@ -80,7 +80,30 @@
 #define SE_CONFIG_DST(x)	\
 		((x) & ((0x7U) << SE_CONFIG_DST_SHIFT))
 
-/* DRNG random number generator config */
+/* DRBG random number generator config */
+#define SE_RNG_CONFIG_REG_OFFSET		0x340
+
+#define DRBG_MODE_SHIFT				0
+#define DRBG_MODE_NORMAL		\
+		((0UL) << DRBG_MODE_SHIFT)
+#define DRBG_MODE_FORCE_INSTANTION  \
+		((1UL) << DRBG_MODE_SHIFT)
+#define DRBG_MODE_FORCE_RESEED	  \
+		((2UL) << DRBG_MODE_SHIFT)
+#define SE_RNG_CONFIG_MODE(x)   \
+		((x) & ((0x3UL) << DRBG_MODE_SHIFT))
+
+#define DRBG_SRC_SHIFT				2
+#define DRBG_SRC_NONE	   \
+		((0UL) << DRBG_SRC_SHIFT)
+#define DRBG_SRC_ENTROPY	\
+		((1UL) << DRBG_SRC_SHIFT)
+#define DRBG_SRC_LFSR	   \
+		((2UL) << DRBG_SRC_SHIFT)
+#define SE_RNG_SRC_CONFIG_MODE(x)   \
+		((x) & ((0x3UL) << DRBG_SRC_SHIFT))
+
+/* DRBG random number generator entropy config */
 #define SE_RNG_SRC_CONFIG_REG_OFFSET		0x344U
 
 #define DRBG_RO_ENT_SRC_SHIFT       		1