| /* |
| * AT32 portmux interface. |
| * |
| * Copyright (C) 2006 Atmel Corporation |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| #ifndef __ASM_ARCH_PORTMUX_H__ |
| #define __ASM_ARCH_PORTMUX_H__ |
| |
| /* |
| * Set up pin multiplexing, called from board init only. |
| * |
| * The following flags determine the initial state of the pin. |
| */ |
| #define AT32_GPIOF_PULLUP 0x00000001 /* (not-OUT) Enable pull-up */ |
| #define AT32_GPIOF_OUTPUT 0x00000002 /* (OUT) Enable output driver */ |
| #define AT32_GPIOF_HIGH 0x00000004 /* (OUT) Set output high */ |
| #define AT32_GPIOF_DEGLITCH 0x00000008 /* (IN) Filter glitches */ |
| #define AT32_GPIOF_MULTIDRV 0x00000010 /* Enable multidriver option */ |
| |
| void at32_select_periph(unsigned int port, unsigned int pin, |
| unsigned int periph, unsigned long flags); |
| void at32_select_gpio(unsigned int pin, unsigned long flags); |
| void at32_deselect_pin(unsigned int pin); |
| void at32_reserve_pin(unsigned int port, u32 pin_mask); |
| |
| #endif /* __ASM_ARCH_PORTMUX_H__ */ |
