net: phy: smsc: use device_property_present in smsc_phy_probe

Use unified device property API.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/a969f012-1d3b-7a36-51cf-89a5f8f15a9b@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/phy/smsc.c

@@ -269,7 +269,6 @@ static void smsc_get_stats(struct phy_device *phydev,
 static int smsc_phy_probe(struct phy_device *phydev)
 {
 	struct device *dev = &phydev->mdio.dev;
-	struct device_node *of_node = dev->of_node;
 	struct smsc_phy_priv *priv;
 	struct clk *refclk;
 
@@ -279,7 +278,7 @@ static int smsc_phy_probe(struct phy_device *phydev)
 
 	priv->energy_enable = true;
 
-	if (of_property_read_bool(of_node, "smsc,disable-energy-detect"))
+	if (device_property_present(dev, "smsc,disable-energy-detect"))
 		priv->energy_enable = false;
 
 	phydev->priv = priv;