starting port to EFM32 Giant Gecko platform, HAL compiles now
start of porting HAL to EFM32GG platform, led blink example builds using cmake and ARM GCC toolchain
implemented led driver for efm32
system_init() for efm32
initial implementation of uart module for EFM32GG HAL
bugfix
log functions (printf) works on EFM32GG now
added portable software implementation of CRC16 to EFM32GG
Merge branch 'efm32-gcc'