diff --git a/arch/arm/include/asm/arch-sunxi/dram.h b/arch/arm/include/asm/arch-sunxi/dram.h
index 682daae..9d21b49 100644
--- a/arch/arm/include/asm/arch-sunxi/dram.h
+++ b/arch/arm/include/asm/arch-sunxi/dram.h
@@ -40,5 +40,6 @@
 unsigned long sunxi_dram_init(void);
 void mctl_await_completion(u32 *reg, u32 mask, u32 val);
 bool mctl_mem_matches(u32 offset);
+bool mctl_mem_matches_base(u32 offset, ulong base);
 
 #endif /* _SUNXI_DRAM_H */