diff --git a/arch/arm/mach-omap2/io.h b/arch/arm/mach-omap2/io.h
new file mode 100644
index 0000000..fd230c6
--- /dev/null
+++ b/arch/arm/mach-omap2/io.h
@@ -0,0 +1,7 @@
+
+#ifndef __MACH_OMAP2_IO_H__
+#define __MACH_OMAP2_IO_H__
+
+extern int __init omap_sram_init(void);
+
+#endif /*  __MACH_OMAP2_IO_H__ */