Kinetis: Disable watchdog on Kx devices when programming.
Kx devices with FTFA flash need the watchdog disabled when programming.
I tried to keep overhead as small as possible and re-use registers that
were already inquired (e.g. sim_sdid).
Change-Id: Ibc29a26ec34102d78a6c3920dd16f63e134a8f6f Signed-off-by: Thomas Schmid <thomas@rfranging.com>
Reviewed-on: http://openocd.zylin.com/2986 Tested-by: jenkins Reviewed-by: Tomas Vanek <vanekt@fbl.cz> Reviewed-by: Paul Fertser <fercerpav@gmail.com>