add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt
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@@ -11,6 +11,7 @@
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 - compatible: should be one of the following:
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   - "hisilicon,hi6220-sysctrl", "syscon" : For peripheral reset controller.
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   - "hisilicon,hi6220-mediactrl", "syscon" : For media reset controller.
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+  - "hisilicon,hi6220-aoctrl", "syscon" : For ao reset controller.
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 - reg: should be register base and length as documented in the
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   datasheet
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 - #reset-cells: 1, see below