sh: Add support for R7780RP and R7780MP boards.

This adds support for the Renesas SH7780 development boards,
R7780RP and R7780MP.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/asm-sh/cpu-sh4/addrspace.h b/include/asm-sh/cpu-sh4/addrspace.h
index 727634d..bb2e1b0 100644
--- a/include/asm-sh/cpu-sh4/addrspace.h
+++ b/include/asm-sh/cpu-sh4/addrspace.h
@@ -22,5 +22,8 @@
 #define P4SEG_TLB_DATA	0xf7000000
 #define P4SEG_REG_BASE	0xff000000
 
+#define PA_AREA5_IO	0xb4000000	/* Area 5 IO Memory */
+#define PA_AREA6_IO	0xb8000000	/* Area 6 IO Memory */
+
 #endif /* __ASM_CPU_SH4_ADDRSPACE_H */