diff --git a/target/linux/generic/files/drivers/net/phy/rtl8261n/rtk_phy.c b/target/linux/generic/files/drivers/net/phy/rtl8261n/rtk_phy.c
index 7307bd30ad..925f2b3a29 100644
--- a/target/linux/generic/files/drivers/net/phy/rtl8261n/rtk_phy.c
+++ b/target/linux/generic/files/drivers/net/phy/rtl8261n/rtk_phy.c
@@ -81,6 +81,7 @@ static int rtkphy_config_init(struct phy_device *phydev)
 
           #if 1 /* toggle reset */
             phy_modify_mmd_changed(phydev, 30, 0x145, BIT(0)  , 1);
+            mdelay(30);
             phy_modify_mmd_changed(phydev, 30, 0x145, BIT(0)  , 0);
             mdelay(30);
           #endif