add newlib building support.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1114 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/dev3210/dev3210_ram.lds

@@ -13,8 +13,8 @@
  * 2010-09-04     bernard      move the beginning entry to 0x80200000
  */
 
-OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradlittlemips", "elf32-tradlittlemips")
 OUTPUT_ARCH(mips)
+GROUP(-lgcc -lc)
 
 ENTRY(_start)
 SECTIONS