diff --git a/bsp/stm32f429-apollo/KConfig b/bsp/stm32f429-apollo/KConfig
index a034a7fe76..78dac4bd16 100644
--- a/bsp/stm32f429-apollo/KConfig
+++ b/bsp/stm32f429-apollo/KConfig
@@ -17,30 +17,5 @@ config $PKGS_DIR
 
 source "$RTT_DIR/KConfig"
 source "$PKGS_DIR/KConfig"
-   
-config RT_USING_EXT_SDRAM
-    bool "Using RT_USING_EXT_SDRAM"
-    default y
- 
-config RT_USING_UART1
-    bool "Using RT_USING_UART1"
-    default y    
-    
-config RT_USING_UART2
-    bool "Using RT_USING_UART2"
-    default y    
-    
-config RT_USING_UART3
-    bool "Using RT_USING_UART3"
-    default y  
-    
-config RT_USING_SPI5
-    bool "Using RT_USING_SPI5"
-    default y     
-          
-config RT_RTC_NAME
-    string "RT_RTC_NAME"
-    default rtc
 
-    
-    
\ No newline at end of file
+source "$BSP_DIR/drivers/Kconfig"
diff --git a/bsp/stm32f429-apollo/drivers/Kconfig b/bsp/stm32f429-apollo/drivers/Kconfig
new file mode 100644
index 0000000000..f9691bbe45
--- /dev/null
+++ b/bsp/stm32f429-apollo/drivers/Kconfig
@@ -0,0 +1,30 @@
+config RT_USING_EXT_SDRAM
+    bool "Enable SDRAM on the board"
+    default y
+ 
+config RT_USING_UART1
+    bool "Enable UART1"
+    default y    
+    
+config RT_USING_UART2
+    bool "Enable UART2"
+    default y    
+
+config RT_USING_UART3
+    bool "Enable UART3"
+    default y
+
+config RT_USING_SPI5
+    bool "Enable SPI5"
+    default y     
+
+config RT_RTC_NAME
+    string "The name of RTC device"
+    default rtc
+
+if RT_USING_LWIP
+    config CONFIG_PCF8574
+        bool
+        select RT_USING_I2C
+        select RT_USING_I2C_BITOPS
+endif
diff --git a/bsp/stm32f429-apollo/drivers/SConscript b/bsp/stm32f429-apollo/drivers/SConscript
index d6a93ac1b5..2d5c94929e 100644
--- a/bsp/stm32f429-apollo/drivers/SConscript
+++ b/bsp/stm32f429-apollo/drivers/SConscript
@@ -9,7 +9,6 @@ stm32f4xx_it.c
 usart.c
 drv_sdram.c
 drv_rtc.c
-drv_nand.c
 drv_mpu.c
 """)
 
@@ -17,6 +16,9 @@ drv_mpu.c
 if GetDepend('RT_USING_DFS'):
     src += ['drv_sdio_sd.c']
 
+if GetDepend('RT_USING_MTD_NAND'):
+    src += ['drv_nand.c']
+
 # add Ethernet drivers.
 if GetDepend('RT_USING_LWIP'):
     src += ['drv_eth.c', 'drv_iic.c', 'drv_pcf8574.c']
diff --git a/bsp/stm32f429-apollo/rtconfig.h b/bsp/stm32f429-apollo/rtconfig.h
index 42dd21f1ed..39089b5bb9 100644
--- a/bsp/stm32f429-apollo/rtconfig.h
+++ b/bsp/stm32f429-apollo/rtconfig.h
@@ -71,6 +71,9 @@
 #define DFS_FILESYSTEMS_MAX 2
 #define DFS_FD_MAX 4
 #define RT_USING_DFS_ELMFAT
+
+/* elm-chan's FatFs, Generic FAT Filesystem Module */
+
 #define RT_DFS_ELM_CODE_PAGE 437
 #define RT_DFS_ELM_WORD_ACCESS
 #define RT_DFS_ELM_USE_LFN_0
@@ -85,6 +88,9 @@
 #define RT_DFS_ELM_REENTRANT
 #define RT_USING_DFS_DEVFS
 #define RT_USING_DFS_NET
+/* RT_USING_DFS_ROMFS is not set */
+/* RT_USING_DFS_RAMFS is not set */
+/* RT_USING_DFS_UFFS is not set */
 /* RT_USING_DFS_NFS is not set */
 
 /* Device Drivers */
@@ -198,14 +204,11 @@
 /* miscellaneous packages */
 
 /* PKG_USING_HELLO is not set */
-
-/* BSP_SPECIAL CONFIG */
-
-#define RT_RTC_NAME "rtc"
 #define RT_USING_EXT_SDRAM
 #define RT_USING_UART1
 #define RT_USING_UART2
 #define RT_USING_UART3
 #define RT_USING_SPI5
+#define RT_RTC_NAME "rtc"
 
 #endif