!2261 backport kunpeng hccs driver and enable compiling config

Merge Pull Request from: @huangdengdui 
 
backport the following patches:
886bdf9c soc: hisilicon: Support HCCS driver on Kunpeng SoC
47f7a255 soc: hisilicon: add sysfs entry to query information of HCCS
b51022b4 doc: soc: hisilicon: Add Kunpeng HCCS driver documentation
37696fa7 soc: kunpeng_hccs: fix size_t format string
a90d34af soc: kunpeng_hccs: add MAILBOX dependency
7d661283 soc: kunpeng_hccs: fix some sparse warnings about incorrect type
in addition, add openEuler compilation options config. 
 
Link:https://gitee.com/openeuler/kernel/pulls/2261

 

Reviewed-by: Fred Kimmy <xweikong@163.com>
Reviewed-by: Liu Chao <liuchao173@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>