Add gce v4 hardware support with different thread number and shift.
Signed-off-by: NDennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
Reviewed-by: NCK Hu <ck.hu@mediatek.com>
Reviewed-by: NMatthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: NBibby Hsieh <bibby.hsieh@mediatek.com>
Signed-off-by: NJassi Brar <jaswinder.singh@linaro.org>