DLL_PHY_CTRL
writel_relaxed(t->dll_phy_ctrl, cdns_ctrl->reg + DLL_PHY_CTRL);
reg = readl_relaxed(cdns_ctrl->reg + DLL_PHY_CTRL);
writel_relaxed(reg, cdns_ctrl->reg + DLL_PHY_CTRL);
writel_relaxed(t->dll_phy_ctrl, cdns_ctrl->reg + DLL_PHY_CTRL);
cdns_ctrl->reg + DLL_PHY_CTRL);