it8380dev: util: Enable Host Global Reset
it8380dev: util: Enable Host Global Reset

BRANCH=none
BUG=none
TEST=Test OK on ITE8390CX.
     You can run "make -j BOARD=it8380dev" to build ec.bin
     and flash the ec.bin via
     "sudo ./build/it8380dev/util/iteflash -w ./build/it8380dev/ec.bin"

Change-Id: I2077012114bdbd5a8cc8f7dc29e43cdcb77d65b6
Signed-off-by: Donald Huang <5331c26541616afac1013e4ae19fce0264db77a3@ite.com.tw>
Reviewed-on: https://chromium-review.googlesource.com/334176
Reviewed-by: Randall Spangler <62698fdbb84d1779579ee80c3f39fac22017e5bc@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec