diff --git a/plat/nvidia/tegra/include/drivers/security_engine.h b/plat/nvidia/tegra/include/drivers/security_engine.h
index abfb217..4ab2f9a 100644
--- a/plat/nvidia/tegra/include/drivers/security_engine.h
+++ b/plat/nvidia/tegra/include/drivers/security_engine.h
@@ -38,8 +38,16 @@
 	tegra_se_io_lst_t *src_ll_buf;
 	/* pointer to destination linked list buffer */
 	tegra_se_io_lst_t *dst_ll_buf;
+	/* LP context buffer pointer */
+	uint32_t *ctx_save_buf;
 } tegra_se_dev_t;
 
+/* PKA1 device structure */
+typedef struct tegra_pka_dev {
+	/* PKA1 base address */
+	uint64_t pka_base;
+} tegra_pka_dev_t;
+
 /*******************************************************************************
  * Public interface
  ******************************************************************************/
diff --git a/plat/nvidia/tegra/include/t210/tegra_def.h b/plat/nvidia/tegra/include/t210/tegra_def.h
index e621050..4e94219 100644
--- a/plat/nvidia/tegra/include/t210/tegra_def.h
+++ b/plat/nvidia/tegra/include/t210/tegra_def.h
@@ -135,6 +135,14 @@
 #define TEGRA_UARTE_BASE		U(0x70006400)
 
 /*******************************************************************************
+ * Tegra Fuse Controller related constants
+ ******************************************************************************/
+#define TEGRA_FUSE_BASE			0x7000F800UL
+#define FUSE_BOOT_SECURITY_INFO		0x268UL
+#define FUSE_ATOMIC_SAVE_CARVEOUT_EN	(0x1U << 7)
+
+
+/*******************************************************************************
  * Tegra Power Mgmt Controller constants
  ******************************************************************************/
 #define TEGRA_PMC_BASE			U(0x7000E400)
@@ -182,4 +190,10 @@
 #define TEGRA_TZRAM_BASE		U(0x7C010000)
 #define TEGRA_TZRAM_SIZE		U(0x10000)
 
+/*******************************************************************************
+ * Tegra TZRAM carveout constants
+ ******************************************************************************/
+#define TEGRA_TZRAM_CARVEOUT_BASE	U(0x7C04C000)
+#define TEGRA_TZRAM_CARVEOUT_SIZE	U(0x4000)
+
 #endif /* TEGRA_DEF_H */