Openwrt/package/switch/src/gpio.h

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/*
* Copyright (C) 2006 OpenWrt.org
*
* This is free software, licensed under the GNU General Public License v2.
* See /LICENSE for more information.
*/
#ifndef __GPIO_H
#define __GPIO_H
#if defined(BCMGPIO2)
#ifdef LINUX_2_4
#define sbh bcm947xx_sbh
extern void *bcm947xx_sbh;
#else
extern void *sbh;
#endif
extern __u32 sb_gpioin(void *sbh);
extern __u32 sb_gpiointpolarity(void *sbh, __u32 mask, __u32 val, __u8 prio);
extern __u32 sb_gpiointmask(void *sbh, __u32 mask, __u32 val, __u8 prio);
extern __u32 sb_gpioouten(void *sbh, __u32 mask, __u32 val, __u8 prio);
extern __u32 sb_gpioout(void *sbh, __u32 mask, __u32 val, __u8 prio);
#define gpioin() sb_gpioin(sbh)
#define gpiointpolarity(mask,val) sb_gpiointpolarity(sbh, mask, val, 0)
#define gpiointmask(mask,val) sb_gpiointmask(sbh, mask, val, 0)
#define gpioouten(mask,val) sb_gpioouten(sbh, mask, val, 0)
#define gpioout(mask,val) sb_gpioout(sbh, mask, val, 0)
#elif defined(BCMGPIO)
#define sbh bcm947xx_sbh
extern void *bcm947xx_sbh;
extern __u32 sb_gpioin(void *sbh);
extern __u32 sb_gpiointpolarity(void *sbh, __u32 mask, __u32 val);
extern __u32 sb_gpiointmask(void *sbh, __u32 mask, __u32 val);
extern __u32 sb_gpioouten(void *sbh, __u32 mask, __u32 val);
extern __u32 sb_gpioout(void *sbh, __u32 mask, __u32 val);
#define gpioin() sb_gpioin(sbh)
#define gpiointpolarity(mask,val) sb_gpiointpolarity(sbh, mask, val)
#define gpiointmask(mask,val) sb_gpiointmask(sbh, mask, val)
#define gpioouten(mask,val) sb_gpioouten(sbh, mask, val)
#define gpioout(mask,val) sb_gpioout(sbh, mask, val)
#else
#error Unsupported/unknown GPIO configuration
#endif
#endif /* __GPIO_H */