Works best after update to firmware v2.3.
Change-Id: Id2d3a0ae28bba014ee5338df9280fe39773c3398
Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-on: http://openocd.zylin.com/2570
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
