MichaelZhuxx 048f63f3e8 add SPDX license header to all the files with StarFive copyright %!s(int64=2) %!d(string=hai) anos
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uart.c 048f63f3e8 add SPDX license header to all the files with StarFive copyright %!s(int64=2) %!d(string=hai) anos
uart.h 048f63f3e8 add SPDX license header to all the files with StarFive copyright %!s(int64=2) %!d(string=hai) anos