MVEBU_COMPHY_COEF
val = readl(priv->base + MVEBU_COMPHY_COEF(lane->id));
writel(val, priv->base + MVEBU_COMPHY_COEF(lane->id));
val = readl(priv->base + MVEBU_COMPHY_COEF(lane->id));
writel(val, priv->base + MVEBU_COMPHY_COEF(lane->id));