diff --git a/target/linux/ipq40xx/files-5.10/drivers/net/mdio/ar40xx.c b/target/linux/ipq40xx/files-5.10/drivers/net/mdio/ar40xx.c
index f7ce42b9ff..d5ef7af151 100644
--- a/target/linux/ipq40xx/files-5.10/drivers/net/mdio/ar40xx.c
+++ b/target/linux/ipq40xx/files-5.10/drivers/net/mdio/ar40xx.c
@@ -936,6 +936,7 @@ ar40xx_malibu_psgmii_ess_reset(struct ar40xx_priv *priv)
 		  */
 		mdelay(2);
 	}
+	mdelay(50);
 
 	/*check malibu psgmii calibration done end..*/
 
@@ -954,6 +955,7 @@ ar40xx_malibu_psgmii_ess_reset(struct ar40xx_priv *priv)
 		/* Polling interval to check PSGMII PLL in ESS is ready */
 		mdelay(2);
 	}
+	mdelay(50);
 
 	/* check dakota psgmii calibration done end..*/
 
@@ -961,6 +963,7 @@ ar40xx_malibu_psgmii_ess_reset(struct ar40xx_priv *priv)
 	mdiobus_write(bus, 5, 0x1a, 0x3230);
 	/* release phy psgmii RX 20bit */
 	mdiobus_write(bus, 5, 0x0, 0x005f);
+	mdelay(200);
 }
 
 static void