ARM64: DT: Hisilicon SoC DT updates for 4.15
- Add CoreSight related nodes for hi6220
- Add GPIO line names for hikey960
- Rectify the GPIO line names of the Poplar board to keep consistency
- Add thermal sensor binding doc and dt nodes for hi3660
* tag 'hisi-arm64-dt-for-4.15' of git://github.com/hisilicon/linux-hisi:
arm64: dts: Register Hi3660's thermal sensor
dt-bindings: Document the hi3660 thermal sensor binding
arm64: dts: hisilicon: Standardize Poplar GPIO line names
arm64: dts: hikey960: Update HiKey960 with GPIO line names
arm64: dts: hi6220: add coresight dt nodes
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