ARM: imx: move iomux drivers and headers into mach-imx

The board files in mach-imx are the only users of iomux drivers and
headers.  Move them into mach-imx from plat-mxc.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/mach-imx/mm-imx1.c b/arch/arm/mach-imx/mm-imx1.c
index 6d60d51..af61242 100644
--- a/arch/arm/mach-imx/mm-imx1.c
+++ b/arch/arm/mach-imx/mm-imx1.c
@@ -24,7 +24,8 @@
 
 #include <mach/common.h>
 #include <mach/hardware.h>
-#include <mach/iomux-v1.h>
+
+#include "iomux-v1.h"
 
 static struct map_desc imx_io_desc[] __initdata = {
 	imx_map_entry(MX1, IO, MT_DEVICE),