arm64: ZynqMP SoC changes for v5.20

- Register SGI separately out of EEMI

arm64: dts: ZynqMP DT changes for v5.20

- Extend gpio-zynq DT binding (compatible, power-domains, gpio-line-names)
- Fix sm-k26 gpio comment
- Wire AMS device
- Align gpio-keys node names with dtschema

ARM: Zynq SoC changes for v5.20

- Fix refcount leak in zynq_get_revision()

ARM: Zynq DT changes for v5.20

- Align gpio-keys node names with dtschema

tag for 2022.1 update2 release

Tag for 2022.1 update1 release

Tagged for xlnx_rebase_v5.15_2022.1

Tag for 2022.1 release

Tagged for xilinx-v2022.1

arm64: dts: ZynqMP DT changes for v5.18

- Dropping #stream-id-cells
- Add missing dma-cells and change dma node names