dwc_csi_read
temp = dwc_csi_read(isys, id, addr);
val = dwc_csi_read(isys, id, VERSION);
dwc_csi_read(isys, id, PHY_RX));
dwc_csi_read(isys, id, PHY_STOPSTATE));
dwc_csi_read(isys, id, PHY_CAL));