Confirmed that sysresetreq is supported and works better
for MSP432P4 and MSP432E4 targets than srst that was
previously being used.
Tested on MSP432P4111, MSP432P401R, and MSP432E401Y
Launchpads.
Change-Id: I1454c3379b9300bc133f82a766daeaefb98dbaac
Signed-off-by: Edward Fewell <efewell@ti.com>
Reviewed-on: http://openocd.zylin.com/5488
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>