2 * AT32 portmux interface.
4 * Copyright (C) 2006 Atmel Corporation
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 #ifndef __ASM_ARCH_PORTMUX_H__
11 #define __ASM_ARCH_PORTMUX_H__
14 * Set up pin multiplexing, called from board init only.
16 * The following flags determine the initial state of the pin.
18 #define AT32_GPIOF_PULLUP 0x00000001 /* Enable pull-up */
19 #define AT32_GPIOF_OUTPUT 0x00000002 /* Enable output driver */
20 #define AT32_GPIOF_HIGH 0x00000004 /* Set output high */
22 void at32_select_periph(unsigned int pin, unsigned int periph,
24 void at32_select_gpio(unsigned int pin, unsigned long flags);
26 #endif /* __ASM_ARCH_PORTMUX_H__ */