sh: Move SuperH PCI driver from cpu/sh4 to drivers/pci

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/include/configs/r7780mp.h b/include/configs/r7780mp.h
index 3ddb2f4..42787f4 100644
--- a/include/configs/r7780mp.h
+++ b/include/configs/r7780mp.h
@@ -125,6 +125,7 @@
 #if defined(CONFIG_CMD_PCI)
 #define CONFIG_PCI
 #define CONFIG_SH4_PCI
+#define CONFIG_SH7780_PCI
 #define CONFIG_PCI_PNP
 #define CONFIG_PCI_SCAN_SHOW	1
 #define __io