spin_lock_irqsave(&tgpio->lock, flags);
lvr = ioread32(tgpio->membase + TGPIO_LVR);
flr = ioread32(tgpio->membase + TGPIO_FLR);
spin_lock_irqsave(&tgpio->lock, flags);
lvr = ioread32(tgpio->membase + TGPIO_LVR);
flr = ioread32(tgpio->membase + TGPIO_FLR);