CX_CFG
val = readl_relaxed(phy->base + CX_CFG);
writel_relaxed(val, phy->base + CX_CFG);
val = readl_relaxed(phy->base + CX_CFG);
writel_relaxed(val, phy->base + CX_CFG);
writel_relaxed(hw->config, phy->base + CX_CFG);