TSI148_LCSR_VSTAT
slot = ioread32be(bridge->base + TSI148_LCSR_VSTAT);
data = ioread32be(tsi148_device->base + TSI148_LCSR_VSTAT);
data = ioread32be(tsi148_device->base + TSI148_LCSR_VSTAT);
iowrite32be(data, tsi148_device->base + TSI148_LCSR_VSTAT);