From efa64e0da4b6b5ad7d5260f71fe29aff3130bb54 Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Sun, 9 May 2021 21:30:14 +0800
Subject: [PATCH] =?UTF-8?q?[bsp-stm32f407-explorer]=20=E5=AE=8C=E5=96=84F4?=
 =?UTF-8?q?07=E6=8E=A2=E8=B7=AF=E8=80=85=E7=BD=91=E7=BB=9Cboard=E9=85=8D?=
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---
 bsp/stm32/stm32f407-atk-explorer/board/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/bsp/stm32/stm32f407-atk-explorer/board/Kconfig b/bsp/stm32/stm32f407-atk-explorer/board/Kconfig
index 84aa84e42c..5959d41437 100644
--- a/bsp/stm32/stm32f407-atk-explorer/board/Kconfig
+++ b/bsp/stm32/stm32f407-atk-explorer/board/Kconfig
@@ -54,6 +54,9 @@ menu "Onboard Peripheral Drivers"
         default n
         select RT_USING_LWIP
         select PHY_USING_LAN8720A
+        select RT_LWIP_USING_HW_CHECKSUM
+        select RT_USING_SAL
+        select SAL_USING_POSIX
 
     config BSP_USING_MPU6050
         bool "Enable MPU6050 (i2c1)"