OneNAND: Add touch_softlock_watchdog()

Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com>

drivers/mtd/onenand/onenand_base.c

@@ -301,6 +301,7 @@ static int onenand_wait(struct mtd_info *mtd, int state)
 
 		if (state != FL_READING)
 			cond_resched();
+		touch_softlockup_watchdog();
 	}
 	/* To get correct interrupt status in timeout case */
 	interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT);