diff --git a/src/kernel/linux/v4.19/drivers/net/phy/marvell-88q.c b/src/kernel/linux/v4.19/drivers/net/phy/marvell-88q.c
index 5155af3..0f36430 100755
--- a/src/kernel/linux/v4.19/drivers/net/phy/marvell-88q.c
+++ b/src/kernel/linux/v4.19/drivers/net/phy/marvell-88q.c
@@ -41,6 +41,16 @@
 /* Add delay on RX_CLK */
 #define Q2110_RGMII_RX_TIMING_CTRL	BIT(14)
 
+/* NAD_WAKEUP_PHY1 : GPIO7 */
+#define NAD_WAKEUP_PHY1			275
+/* NAD_RESET_PHY1 : GPIO26 */
+#define NAD_RESET_PHY1			294
+
+#define Q2220_LPSD_CTRL_1		(MII_ADDR_C45 | 0x038021)
+#define Q2220_LPSD_DISABLE_REMOTE_WAKE_UP	BIT(15) | BIT(11)
+#define Q2220_LPSD_STATUS		(MII_ADDR_C45 | 0x038020)
+#define Q2220_LPSD_POWER_DOWN		BIT(0)
+
 int if_suspend = 0;
 
 /* Set and/or override some configuration registers based on the
@@ -220,14 +230,17 @@
 {
     //xf.li 2022/11/9 modify for API-647
     printk("phy sleep start\n");
-    gpio_direction_output(7 + 268, 0);
-    mdelay(1);
-    phy_write(phydev, MII_ADDR_C45 | 0x038022, 0x1);
-    mdelay(10);
-    printk("reg 038022 = %x\n", phy_read(phydev, (MII_ADDR_C45 | 0x038022)));
-    phy_write(phydev, (MII_ADDR_C45 | 0x038020), 0x1);
-    printk("reg 038020 = %x\n", phy_read(phydev, (MII_ADDR_C45 | 0x038020)));
-    gpio_direction_output(26 + 268, 0);
+    gpio_direction_output(NAD_WAKEUP_PHY1, 0);
+    mdelay(1);//ensure do not wake up
+    //phy_write(phydev, MII_ADDR_C45 | 0x038022, 0x1);
+    phy_write(phydev, Q2220_LPSD_CTRL_1, Q2220_LPSD_DISABLE_REMOTE_WAKE_UP);
+    mdelay(10);//for enter T1 port sleep, need link parter respond
+    printk("reg 038021 = %x\n", phy_read(phydev, Q2220_LPSD_CTRL_1));
+    phy_write(phydev, Q2220_LPSD_STATUS, Q2220_LPSD_POWER_DOWN);// enter LPSD sleep mode
+    printk("reg 038020 = %x\n", phy_read(phydev, Q2220_LPSD_STATUS));
+    mdelay(50);
+    printk("reg 038020 = %x\n", phy_read(phydev, Q2220_LPSD_STATUS));
+    gpio_direction_output(NAD_RESET_PHY1, 0);
     if_suspend = 1;
     return 0;
     //xf.li 2022/11/9 modify for API-647
@@ -238,10 +251,13 @@
     if(if_suspend == 1)
     {
         printk("phy awake start\n");
-        gpio_direction_output(7 + 268, 1);
+        gpio_direction_output(NAD_WAKEUP_PHY1, 1);
         udelay(1100);
-        gpio_direction_output(7 + 268, 0);
-        gpio_direction_output(26 + 268, 1);
+        gpio_direction_output(NAD_WAKEUP_PHY1, 0);
+        mdelay(1);
+        gpio_direction_output(NAD_RESET_PHY1, 1);
+        mdelay(10);//at lest 4ms for reset phy
+        q2110_config_init(phydev);
 	if_suspend = 0;
     }
     else