/* * linux/include/asm-arm/arch-omap/gpioexpander.h * * * Copyright (C) 2004 Texas Instruments, Inc. * * This package 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. * * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef __ASM_ARCH_OMAP_GPIOEXPANDER_H #define __ASM_ARCH_OMAP_GPIOEXPANDER_H /* Function Prototypes for GPIO Expander functions */ #ifdef CONFIG_GPIOEXPANDER_OMAP int read_gpio_expa(u8 *, int); int write_gpio_expa(u8 , int); #else static inline int read_gpio_expa(u8 *val, int addr) { return 0; } static inline int write_gpio_expa(u8 val, int addr) { return 0; } #endif #endif /* __ASM_ARCH_OMAP_GPIOEXPANDER_H */