UARTPFIFO_RXFE 589 drivers/tty/serial/fsl_lpuart.c writeb(temp | UARTPFIFO_RXFE | UARTPFIFO_TXFE, UARTPFIFO_RXFE 1387 drivers/tty/serial/fsl_lpuart.c writeb(val | UARTPFIFO_TXFE | UARTPFIFO_RXFE,