CMSIS-DSP:Some corrections to cmake build system.
diff --git a/CMSIS/DSP/configPlatform.cmake b/CMSIS/DSP/configPlatform.cmake
index b1e589f..4fa12f2 100644
--- a/CMSIS/DSP/configPlatform.cmake
+++ b/CMSIS/DSP/configPlatform.cmake
@@ -1,5 +1,5 @@
 option(SEMIHOSTING "Test trace using printf" ON)
-option(PLATFORM "Platform" "FVP")
+SET(PLATFORM "FVP")
 
 
 if (PLATFORM STREQUAL "FVP")