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