Hi Andrey, On Fri, 4 Oct 2019 14:55:37 -0700, Andrey Smirnov <andrew.smirnov@xxxxxxxxx> wrote: > Fix incorrect read-modify-write sequence in lpuart_flush_buffer() that > was reading from UARTPFIFO and writing to UARTCFIFO instead of > operating solely on the latter. > > Fixes: 9bc19af9dacb ("tty: serial: fsl_lpuart: Flush HW FIFOs in .flush_buffer") > Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx> This fixes the TTY on my ZII Devel Boards Rev B and C: Reported-by: Vivien Didelot <vivien.didelot@xxxxxxxxx> Tested-by: Vivien Didelot <vivien.didelot@xxxxxxxxx> Thank you! Vivien