diff --git a/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/tty/serial/zx29_uart.c b/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/tty/serial/zx29_uart.c
index bfa5cc4..e228e11 100755
--- a/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/tty/serial/zx29_uart.c
+++ b/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/tty/serial/zx29_uart.c
@@ -3788,12 +3788,10 @@
 	if (!zup)
 		return -EINVAL;
 	
-	if(zup->port.line != 0)
-		return 0;
-	
-	if(zup->irq_state == 0 || zup->imr== 0)
+	//wz.wang@20240408 modify for ZXW-266 start
+	if(zup->port.line == UART1)
 		return 0;	
-	
+	//wz.wang@20240408 modify for ZXW-266 end
 	printk("zx29_uart_resume\n");
 	//pcu_int_clear(PCU_UART0_RXD_INT);
 	//if(zup->rxd_int_depth){
@@ -3806,6 +3804,9 @@
 		pinctrl_pm_select_default_state(dev);
 #endif
 //xf.li@20240327 modify for T106BUG-567 end
+//wz.wang@20240408 modify for ZXW-266 start
+	zup->enter_suspend = 0;
+//wz.wang@20240408 modify for ZXW-266 end
 	return 0;
 }
 #endif