[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>

diff --git a/drivers/watchdog/pcwd_usb.c b/drivers/watchdog/pcwd_usb.c
index bf443d0..825102a 100644
--- a/drivers/watchdog/pcwd_usb.c
+++ b/drivers/watchdog/pcwd_usb.c
@@ -40,8 +40,7 @@
 #include <linux/slab.h>		/* For kmalloc, ... */
 #include <linux/mutex.h>	/* For mutex locking */
 #include <linux/hid.h>		/* For HID_REQ_SET_REPORT & HID_DT_REPORT */
-
-#include <asm/uaccess.h>	/* For copy_to_user/put_user/... */
+#include <linux/uaccess.h>	/* For copy_to_user/put_user/... */
 
 
 #ifdef CONFIG_USB_DEBUG