Switch NSH2 config to use buildroot toolchain

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3925 42af7a65-404d-4744-a932-0658087f49c3

configs/stm3210e-eval/README.txt

@@ -455,16 +455,14 @@ Where <subdir> is one of the following:
     =========== ======================= ================================
                 nsh                     nsh2
     =========== ======================= ================================
-    Toolchain:  NuttX buildroot for     Codesourcery for Windows (1)
-                Linux or Cygwin (1,2)
+    Toolchain:  NuttX buildroot for     NuttX buildroot for)
+                Linux or Cygwin (1,2)   Linux or Cygwin (1,2)
     ----------- ----------------------- --------------------------------
     Loader:     DfuSe                   DfuSe
     ----------- ----------------------- --------------------------------
     Serial      Debug output: USART1    Debug output: USART1
     Console:    NSH output:   USART1    NSH output:   USART1 (3)
     ----------- ----------------------- --------------------------------
-    I2C1        Disabled                Enabled
-    ----------- ----------------------- --------------------------------
     microSD     Yes                     Yes
     Support
     ----------- ----------------------- --------------------------------

configs/stm3210e-eval/nsh2/defconfig

@@ -92,11 +92,11 @@ CONFIG_ARCH_DMA=y
 #
 # Identify toolchain and linker options
 #
-CONFIG_STM32_CODESOURCERYW=y
+CONFIG_STM32_CODESOURCERYW=n
 CONFIG_STM32_CODESOURCERYL=n
 CONFIG_STM32_DEVKITARM=n
 CONFIG_STM32_RAISONANCE=n
-CONFIG_STM32_BUILDROOT=n
+CONFIG_STM32_BUILDROOT=y
 CONFIG_STM32_DFU=y
 
 #