- add dts files for Hi3519
- shuffle ARCH_HIGHBANK, ARCH_HISI, ARCH_HIX5HD2 and ARCH_HIP0X
  around to keep the list sorted
Signed-off-by: Jiancheng Xue <xuejiancheng@huawei.com>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>