55 	int rts_pin;  member
232 	if (up->rts_pin < 0)  in sport_set_mctrl()
306 	if (up->rts_pin >= 0) {  in sport_startup()
307 		if (gpio_request(up->rts_pin, DRV_NAME)) {  in sport_startup()
308 			dev_info(port->dev, "fail to request RTS PIN at GPIO_%d\n", up->rts_pin);  in sport_startup()
309 			up->rts_pin = -1;  in sport_startup()
311 			gpio_direction_output(up->rts_pin, 0);  in sport_startup()
452 	if (up->rts_pin >= 0)  in sport_shutdown()
453 		gpio_free(up->rts_pin);  in sport_shutdown()
824 			sport->rts_pin = -1;  in sport_uart_probe()
826 			sport->rts_pin = res->start;  in sport_uart_probe()