1*e92739d3SPeter Tyser /* 2*e92739d3SPeter Tyser * Copyright 2008 Extreme Engineering Solutions, Inc. 3*e92739d3SPeter Tyser * 4*e92739d3SPeter Tyser * This program is free software; you can redistribute it and/or 5*e92739d3SPeter Tyser * modify it under the terms of the GNU General Public License 6*e92739d3SPeter Tyser * Version 2 as published by the Free Software Foundation. 7*e92739d3SPeter Tyser * 8*e92739d3SPeter Tyser * This program is distributed in the hope that it will be useful, 9*e92739d3SPeter Tyser * but WITHOUT ANY WARRANTY; without even the implied warranty of 10*e92739d3SPeter Tyser * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11*e92739d3SPeter Tyser * GNU General Public License for more details. 12*e92739d3SPeter Tyser * 13*e92739d3SPeter Tyser * You should have received a copy of the GNU General Public License 14*e92739d3SPeter Tyser * along with this program; if not, write to the Free Software 15*e92739d3SPeter Tyser * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 16*e92739d3SPeter Tyser * MA 02111-1307 USA 17*e92739d3SPeter Tyser */ 18*e92739d3SPeter Tyser 19*e92739d3SPeter Tyser #ifndef __PCA953X_H_ 20*e92739d3SPeter Tyser #define __PCA953X_H_ 21*e92739d3SPeter Tyser 22*e92739d3SPeter Tyser #define PCA953X_IN 0x00 23*e92739d3SPeter Tyser #define PCA953X_OUT 0x01 24*e92739d3SPeter Tyser #define PCA953X_POL 0x02 25*e92739d3SPeter Tyser #define PCA953X_CONF 0x03 26*e92739d3SPeter Tyser 27*e92739d3SPeter Tyser #define PCA953X_OUT_LOW 0 28*e92739d3SPeter Tyser #define PCA953X_OUT_HIGH 1 29*e92739d3SPeter Tyser #define PCA953X_POL_NORMAL 0 30*e92739d3SPeter Tyser #define PCA953X_POL_INVERT 1 31*e92739d3SPeter Tyser #define PCA953X_DIR_OUT 0 32*e92739d3SPeter Tyser #define PCA953X_DIR_IN 1 33*e92739d3SPeter Tyser 34*e92739d3SPeter Tyser int pca953x_set_val(u8 chip, uint mask, uint data); 35*e92739d3SPeter Tyser int pca953x_set_pol(u8 chip, uint mask, uint data); 36*e92739d3SPeter Tyser int pca953x_set_dir(u8 chip, uint mask, uint data); 37*e92739d3SPeter Tyser int pca953x_get_val(u8 chip); 38*e92739d3SPeter Tyser 39*e92739d3SPeter Tyser #endif /* __PCA953X_H_ */ 40