diff --git a/plat/xilinx/versal/pm_service/pm_api_sys.h b/plat/xilinx/versal/pm_service/pm_api_sys.h
new file mode 100644
index 0000000..59f3952
--- /dev/null
+++ b/plat/xilinx/versal/pm_service/pm_api_sys.h
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2019, Xilinx, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PM_API_SYS_H
+#define PM_API_SYS_H
+
+#include <stdint.h>
+
+/**********************************************************
+ * PM API function declarations
+ **********************************************************/
+
+enum pm_ret_status pm_get_api_version(unsigned int *version);
+
+#endif /* PM_API_SYS_H */