feat(plat/mediatek/mt8186): add sys_cirq support

Add 8186 sys_cirq info.

TEST=build pass
BUG=b:202871018

Signed-off-by: Zhengnan Chen <zhengnan.chen@mediatek.corp-partner.google.com>
Change-Id: Ib8a1c4e995288bf5f7981ea65f27727715fe5787
2 files changed