s3c64xx: move s3c64xx header files to asm-arm/arch-s3c64xx

This patch moves the s3c64xx header files from include/
to include/asm-arm/arch-s3c64xx

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/drivers/usb/host/s3c64xx-hcd.c b/drivers/usb/host/s3c64xx-hcd.c
index 274a4ed..cd295da 100644
--- a/drivers/usb/host/s3c64xx-hcd.c
+++ b/drivers/usb/host/s3c64xx-hcd.c
@@ -25,7 +25,7 @@
  */
 
 #include <common.h>
-#include <s3c6400.h>
+#include <asm/arch/s3c6400.h>
 
 int usb_cpu_init(void)
 {