SATA_PHY_POW_DWN_CTRL0
writel_relaxed(0x01, base + SATA_PHY_POW_DWN_CTRL0);
writel_relaxed(0xF8, base + SATA_PHY_POW_DWN_CTRL0);
writel_relaxed(0xB1, base + SATA_PHY_POW_DWN_CTRL0);
writel_relaxed(0x01, base + SATA_PHY_POW_DWN_CTRL0);