| /* | 
 |  *  linux/include/asm-arm/mach/serial_at91.h | 
 |  * | 
 |  *  Based on serial_sa1100.h  by Nicolas Pitre | 
 |  * | 
 |  *  Copyright (C) 2002 ATMEL Rousset | 
 |  * | 
 |  *  Low level machine dependent UART functions. | 
 |  */ | 
 |  | 
 | struct uart_port; | 
 |  | 
 | /* | 
 |  * This is a temporary structure for registering these | 
 |  * functions; it is intended to be discarded after boot. | 
 |  */ | 
 | struct atmel_port_fns { | 
 | 	void	(*set_mctrl)(struct uart_port *, u_int); | 
 | 	u_int	(*get_mctrl)(struct uart_port *); | 
 | 	void	(*enable_ms)(struct uart_port *); | 
 | 	void	(*pm)(struct uart_port *, u_int, u_int); | 
 | 	int	(*set_wake)(struct uart_port *, u_int); | 
 | 	int	(*open)(struct uart_port *); | 
 | 	void	(*close)(struct uart_port *); | 
 | }; | 
 |  | 
 | #if defined(CONFIG_SERIAL_ATMEL) | 
 | void atmel_register_uart_fns(struct atmel_port_fns *fns); | 
 | #else | 
 | #define atmel_register_uart_fns(fns) do { } while (0) | 
 | #endif | 
 |  | 
 |  |