ARM: clps711x: remove unneeded include of mach/io.h

In preparation to remove mach/io.h, remove an unneeded include of it.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>

arch/arm/mach-clps711x/include/mach/uncompress.h

@@ -17,7 +17,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-#include <mach/io.h>
 #include <mach/hardware.h>
 #include <asm/hardware/clps7111.h>