PHY_CTRL0
value = readl(imx_phy->base + PHY_CTRL0);
writel(value, imx_phy->base + PHY_CTRL0);
value = readl(imx_phy->base + PHY_CTRL0);
writel(value, imx_phy->base + PHY_CTRL0);
value = readl(imx_phy->base + PHY_CTRL0);
writel(value, imx_phy->base + PHY_CTRL0);
writeb(SWI_PCS_CLK_SEL, priv->base + PHY_CTRL0);