sh: Add addrspace.h segmentation stub for SH-5.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/asm-sh/cpu-sh5/addrspace.h b/include/asm-sh/cpu-sh5/addrspace.h
new file mode 100644
index 0000000..844c521
--- /dev/null
+++ b/include/asm-sh/cpu-sh5/addrspace.h
@@ -0,0 +1,6 @@
+#ifndef __ASM_SH_CPU_SH5_ADDRSPACE_H
+#define __ASM_SH_CPU_SH5_ADDRSPACE_H
+
+/* No segmentation.. */
+
+#endif /* __ASM_SH_CPU_SH5_ADDRSPACE_H */