sh: Add support SH7780

SH7780 is CPU of Renesas Technology.
This CPU has
 - CPU clock 400MHz
 - PCI support
 - DDR-SDRAM controller
 - etc ...

Signed-off-by: Yusuke Goda <goda.yusuke@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h
index bb9a35f..388aa69 100644
--- a/include/asm-sh/processor.h
+++ b/include/asm-sh/processor.h
@@ -2,7 +2,8 @@
 #define _ASM_SH_PROCESSOR_H_
 #if defined CONFIG_SH3
 # include <asm/cpu_sh3.h>
-#elif defined (CONFIG_SH4)
+#elif defined (CONFIG_SH4) || \
+	defined (CONFIG_SH4A)
 # include <asm/cpu_sh4.h>
 #endif
 #endif