ARM: hisi: enable HiP01 SoC

Enable Hisilicon HiP01 SoC. This HiP01 SoC series support both
one core or dual cores and quad cores. The core is Cortex A9.

Signed-off-by: Wang Long <long.wanglong@huawei.com>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
Signed-off-by: Olof Johansson <olof@lixom.net>