add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# Locally computed:
sha256  c6324fcee608b99a58f9870157dfa754837f8c48be3df0f5e2f3accf145dee60  sshpass-1.06.tar.gz