Revert "net: phy: as21: try to fix phy on bpi-r4pro"

This reverts commit 0840f0f.

Author: frank-w

drivers/net/phy/as21xxx.c

@@ -294,19 +294,6 @@ static struct as21xxx_led_pattern_info as21xxx_led_supported_pattern[] = {
 	}
 };
 
-static void aeon_mdio_patch(struct phy_device *phydev)
-{
-	struct device *dev = &phydev->mdio.dev;
-	struct mii_bus *bus = phydev->mdio.bus;
-	if (!bus) {
-		dev_err(dev, "MDIO bus is NULL\r\n");
-		return;
-	}
-	mutex_lock(&bus->mdio_lock);
-	__mdiobus_c45_write(bus, 30, 0x1, 0x1, 0x1);
-	mutex_unlock(&bus->mdio_lock);
-}
-
 static int aeon_firmware_boot(struct phy_device *phydev, const u8 *data,
 			      size_t size)
 {
@@ -959,7 +946,6 @@ static int as21xxx_match_phy_device(struct phy_device *phydev,
 	//	return ret;
 
 	phydev_err(phydev, "DEBUG %s:%d\n", __func__,__LINE__);
-	aeon_mdio_patch(phydev);
 out:
 	mutex_destroy(&priv->ipc_lock);
 	kfree(priv);