UART_EXAR_MPIOLVL_15_8  319 drivers/tty/serial/8250/8250_exar.c 	writeb(0x00, p + UART_EXAR_MPIOLVL_15_8);
UART_EXAR_MPIOLVL_15_8  438 drivers/tty/serial/8250/8250_exar.c 	writeb(IOT2040_UARTS_ENABLE, p + UART_EXAR_MPIOLVL_15_8);