tag	line	file	source code
UART_MCR_OUT2	780	drivers/char/serial.c	UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2);
UART_MCR_OUT2	1795	drivers/char/serial.c	UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2);