Merge pull request #3661 from whik/whik_sf2

add support for Microsemi SmartFusion2 family FPGA

Author: BernardXiong

.travis.yml

@@ -138,6 +138,7 @@ env:
   - RTT_BSP='xplorer4330/M4' RTT_TOOL_CHAIN='sourcery-arm'
   - RTT_BSP='at32/at32f403a-start' RTT_TOOL_CHAIN='sourcery-arm'
   - RTT_BSP='at32/at32f407-start' RTT_TOOL_CHAIN='sourcery-arm'
+  - RTT_BSP='smartfusion2' RTT_TOOL_CHAIN='sourcery-arm'
 
 stage: compile
 script:

bsp/smartfusion2/CMSIS/SConscript

@@ -0,0 +1,17 @@
+from building import *
+import rtconfig
+
+cwd = GetCurrentDir()
+src	= Glob('*.c')
+
+if rtconfig.CROSS_TOOL == 'gcc':
+    src += ['startup_gcc/startup_m2sxxx.S']
+    
+elif rtconfig.CROSS_TOOL == 'keil':
+    src += ['startup_arm/startup_m2sxxx.s']
+
+CPPPATH = [cwd]
+
+group = DefineGroup('CMSIS', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')