ARM: cache: tauros2: add disable and resume callback

For the SOC chips using tauros2 cache, will need disable
and resume tauros2 cache for SOC suspend/resume.

Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>