Update TODO
Add logic to manage BC_EN signal
Add README for non-existent port to the EFM32GG-STK3700; fix typos in related README files
Fixes to tickless operation code.  From Brandon Warhurst
Add support for tickless operation using the NXP LPC43xx
More fixes to tickless operation, alarm/mode code.  From Brandon Warhurst
Update to the LPC43xx RIT/Tickless code.  From Brandon Warhurst
Update ChangeLog
EFM32:  Add configuration option to use USARTs as SPI
EFM32:  Add configuration option to use USARTs as SPI
Oops last changes still in editor
Merge branch 'master' of http://git.code.sf.net/p/nuttx/git