serial: sh-sci: remove obsolete latency workaround
Since the transition to hrtimers there is no more need to set a minimum RX timeout to work around latency issues. Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Ulrich Hecht <uli+renesas@fpond.eu> Link: https://lore.kernel.org/r/20210415093547.21639-1-uli+renesas@fpond.eu Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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