_PHY_REV0
rtsx_pci_write_phy_register(pcr, _PHY_REV0,
rtsx_pci_read_phy_register(pcr, _PHY_REV0, &phy_val);
rtsx_pci_read_phy_register(pcr, _PHY_REV0, &val);
rtsx_pci_update_phy(pcr, _PHY_REV0, 0x1FF, 0x3800);