hwrng: geode - Use linux/io.h instead of asm/io.h

Fix checkpatch.pl warning by changing from asm/io.h to linux/io.h. In
the mean time arrange the includes in alphabetical order.
Signed-off-by: NPrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

drivers/char/hw_random/geode-rng.c

@@ -24,12 +24,12 @@
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/hw_random.h>
+#include <linux/io.h>
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/pci.h>
-#include <linux/hw_random.h>
-#include <linux/delay.h>
-#include <asm/io.h>
 
 #define GEODE_RNG_DATA_REG   0x50
 #define GEODE_RNG_STATUS_REG 0x54