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