kernel_optimize_test/arch/avr32/mach-at32ap/include/mach/portmux.h
Alex Raimondi adde42b583 avr32: Allow reserving multiple pins at once
at32_reserve_pin now takes an u32 bitmask rather than a single pin.
This allows to reserve multiple pins at once.

Remove (undocumented) SDCS (pin PE26) from reservation in board
setup code.

Signed-off-by: Alex Raimondi <raimondi@miromico.ch>
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
2009-01-05 12:16:13 +01:00

31 lines
1.1 KiB
C

/*
* 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__ */