1 /* 2 * (C) Copyright 2011 3 * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __PCA9698_H_ 9 #define __PCA9698_H_ 10 11 int pca9698_request(unsigned gpio, const char *label); 12 void pca9698_free(unsigned gpio); 13 int pca9698_direction_input(u8 addr, unsigned gpio); 14 int pca9698_direction_output(u8 addr, unsigned gpio, int value); 15 int pca9698_get_value(u8 addr, unsigned gpio); 16 int pca9698_set_value(u8 addr, unsigned gpio, int value); 17 18 #endif /* __PCA9698_H_ */ 19