1 /*
2  *  arch/arm/include/asm/mach/serial_at91.h
3  *
4  *  Based on serial_sa1100.h  by Nicolas Pitre
5  *
6  *  Copyright (C) 2002 ATMEL Rousset
7  *
8  *  Low level machine dependent UART functions.
9  */
10 
11 struct uart_port;
12 
13 /*
14  * This is a temporary structure for registering these
15  * functions; it is intended to be discarded after boot.
16  */
17 struct atmel_port_fns {
18 	void	(*set_mctrl)(struct uart_port *, u_int);
19 	u_int	(*get_mctrl)(struct uart_port *);
20 	void	(*enable_ms)(struct uart_port *);
21 	void	(*pm)(struct uart_port *, u_int, u_int);
22 	int	(*set_wake)(struct uart_port *, u_int);
23 	int	(*open)(struct uart_port *);
24 	void	(*close)(struct uart_port *);
25 };
26 
27 #if defined(CONFIG_SERIAL_ATMEL)
28 void atmel_register_uart_fns(struct atmel_port_fns *fns);
29 #else
30 #define atmel_register_uart_fns(fns) do { } while (0)
31 #endif
32 
33 
34