UART_EXAR_MPIOSEL_15_8  322 drivers/tty/serial/8250/8250_exar.c 	writeb(dir,  p + UART_EXAR_MPIOSEL_15_8);
UART_EXAR_MPIOSEL_15_8  439 drivers/tty/serial/8250/8250_exar.c 	writeb(IOT2040_UARTS_GPIO_HI_MODE, p + UART_EXAR_MPIOSEL_15_8);