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imx6q 3.14.52 serial

Question asked by liang feng on Dec 9, 2018
Latest reply on Dec 11, 2018 by liang feng

hello everybody:

     use kernel 3.14.52.my serial results:

    [   58.250641] imx-uart 21ec000.serial: Rx FIFO overrun

    [   59.241089] imx-uart 21ec000.serial: Rx FIFO overrun

    [   59.246135] imx-uart 21ec000.serial: Rx FIFO overrun

 

my hardware serial link to   imx6q ttl  -> rs232 ->  ttl mcu ,if hot plug serial,serial results rx fifo overrun when get data.

thanks for help

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