MTK_UART_ESCAPE_EN  236 drivers/tty/serial/8250/8250_mtk.c 		serial_out(up, MTK_UART_ESCAPE_EN, 0x00);
MTK_UART_ESCAPE_EN  247 drivers/tty/serial/8250/8250_mtk.c 		serial_out(up, MTK_UART_ESCAPE_EN, 0x00);
MTK_UART_ESCAPE_EN  263 drivers/tty/serial/8250/8250_mtk.c 		serial_out(up, MTK_UART_ESCAPE_EN, 0x01);