add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# Locally computed:
sha256  a7c6ea83bd53da75ae04a7b7a25fe7c597b4e9ff1f93d46f4502e3fa8a2cb950  ptpd-1.1.0.tar.gz