diff --git a/bsp/realview-a8/drivers/SConscript b/bsp/realview-a8/drivers/SConscript
index a630c8a7c407f13071e80ddbae48db5b12a32046..9987f53e4b831859ea1ef27f6ab92ab02fdb8634 100644
--- a/bsp/realview-a8/drivers/SConscript
+++ b/bsp/realview-a8/drivers/SConscript
@@ -6,15 +6,6 @@ from building import *
 cwd     = GetCurrentDir()
 src	= Glob('*.c')
 
-# remove no need file.
-if GetDepend('RT_USING_LWIP') == False:
-    src_need_remove = ['dm9000.c'] # need remove file list.
-    SrcRemove(src, src_need_remove)
-
-if GetDepend('RT_USING_DFS') == False:
-    src_need_remove = ['sd.c'] # need remove file list.
-    SrcRemove(src, src_need_remove)
-
 CPPPATH = [cwd]
 
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)