phy_get_u32_property
ret = phy_get_u32_property(dev, "rx-internal-delay-ps", &delay);
ret = phy_get_u32_property(dev, "tx-internal-delay-ps", &delay);
return phy_get_u32_property(dev,
return phy_get_u32_property(dev, "mac-termination-ohms", val);