Split TMS570 target into LS31/LS21 and LS20/LS10 targets.
Board for the TMS570LS20SUSB Kit, which uses the TMS570 Cortex-R4 MCU from TI.
Tested attaching.
Change-Id: I1a69ac1ed800d0d6b7f9860c19cbd149e3e47620
Signed-off-by: Alex Ray <a@machinaut.com>
Reviewed-on: http://openocd.zylin.com/2089
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>