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
  ******************************************************************************/