[WATCHDOG] Clean-up includes

Use #include <linux/io.h> instead of <asm/io.h>
Use #include <linux/uaccess.h> instead of <asm/uaccess.h>
Clean-up includes.

Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

drivers/watchdog/advantechwdt.c

@@ -37,9 +37,9 @@
 #include <linux/ioport.h>
 #include <linux/platform_device.h>
 #include <linux/init.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
 
-#include <asm/io.h>
-#include <asm/uaccess.h>
 #include <asm/system.h>
 
 #define DRV_NAME "advantechwdt"