diff --git a/include/asm-sh/se7300/io.h b/include/asm-sh/se7300/io.h
new file mode 100644
index 0000000..c6af855
--- /dev/null
+++ b/include/asm-sh/se7300/io.h
@@ -0,0 +1,29 @@
+/*
+ * include/asm-sh/se7300/io.h
+ *
+ * Copyright (C) 2003 Takashi Kusuda <kusuda-takashi@hitachi-ul.co.jp>
+ * IO functions for SH-Mobile(SH7300) SolutionEngine
+ */
+
+#ifndef _ASM_SH_IO_7300SE_H
+#define _ASM_SH_IO_7300SE_H
+
+extern unsigned char sh7300se_inb(unsigned long port);
+extern unsigned short sh7300se_inw(unsigned long port);
+extern unsigned int sh7300se_inl(unsigned long port);
+
+extern void sh7300se_outb(unsigned char value, unsigned long port);
+extern void sh7300se_outw(unsigned short value, unsigned long port);
+extern void sh7300se_outl(unsigned int value, unsigned long port);
+
+extern unsigned char sh7300se_inb_p(unsigned long port);
+extern void sh7300se_outb_p(unsigned char value, unsigned long port);
+
+extern void sh7300se_insb(unsigned long port, void *addr, unsigned long count);
+extern void sh7300se_insw(unsigned long port, void *addr, unsigned long count);
+extern void sh7300se_insl(unsigned long port, void *addr, unsigned long count);
+extern void sh7300se_outsb(unsigned long port, const void *addr, unsigned long count);
+extern void sh7300se_outsw(unsigned long port, const void *addr, unsigned long count);
+extern void sh7300se_outsl(unsigned long port, const void *addr, unsigned long count);
+
+#endif /* _ASM_SH_IO_7300SE_H */