--- /dev/null
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * Copyright (C) 2011 Andes Technology Corporation
+ * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
+ * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _U_BOOT_NDS32_H_
+#define _U_BOOT_NDS32_H_ 1
+
+/* for the following variables, see start.S */
+extern ulong IRQ_STACK_START; /* top of IRQ stack */
+extern ulong FIQ_STACK_START; /* top of FIQ stack */
+
+/* cpu/.../cpu.c */
+int cleanup_before_linux(void);
+
+/* board/.../... */
+int board_init(void);
+int dram_init(void);
+
+/* cpu/.../interrupt.c */
+void reset_timer_masked(void);
+
+#endif /* _U_BOOT_NDS32_H_ */