Fix some UART-related issues (#4586) #4852
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* Correct read documentation * Fix loop condition * Changelog PR numbers * Expand read_ready documentation * Expand write_ready documentation * Remove loop, clear fifo full when reading data * Unconditionally set threshold * Drain bytes before waiting for fifo * Remove obsolete changelog entry (cherry picked from commit d3d2a77)
MabezDev
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bugadani and
Copilot
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bugadani
approved these changes
Jan 27, 2026
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Backport of #4586