Commits
Sergey Organov committed c514a6f848b
serial: imx: use Tx ready rather than Tx empty irq This should help to avoid unnecessary gaps in transmission while adding little overhead due to low default Tx threshold level (2 bytes). Signed-off-by: Sergey Organov <sorganov@gmail.com> Link: https://lore.kernel.org/r/1567017475-11919-6-git-send-email-sorganov@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>