1e92739d3SPeter Tyser /* 2e92739d3SPeter Tyser * Copyright 2008 Extreme Engineering Solutions, Inc. 3e92739d3SPeter Tyser * 4*5b8031ccSTom Rini * SPDX-License-Identifier: GPL-2.0 5e92739d3SPeter Tyser */ 6e92739d3SPeter Tyser 7e92739d3SPeter Tyser #ifndef __PCA953X_H_ 8e92739d3SPeter Tyser #define __PCA953X_H_ 9e92739d3SPeter Tyser 10e92739d3SPeter Tyser #define PCA953X_IN 0x00 11e92739d3SPeter Tyser #define PCA953X_OUT 0x01 12e92739d3SPeter Tyser #define PCA953X_POL 0x02 13e92739d3SPeter Tyser #define PCA953X_CONF 0x03 14e92739d3SPeter Tyser 15e92739d3SPeter Tyser #define PCA953X_OUT_LOW 0 16e92739d3SPeter Tyser #define PCA953X_OUT_HIGH 1 17e92739d3SPeter Tyser #define PCA953X_POL_NORMAL 0 18e92739d3SPeter Tyser #define PCA953X_POL_INVERT 1 19e92739d3SPeter Tyser #define PCA953X_DIR_OUT 0 20e92739d3SPeter Tyser #define PCA953X_DIR_IN 1 21e92739d3SPeter Tyser 22e92739d3SPeter Tyser int pca953x_set_val(u8 chip, uint mask, uint data); 23e92739d3SPeter Tyser int pca953x_set_pol(u8 chip, uint mask, uint data); 24e92739d3SPeter Tyser int pca953x_set_dir(u8 chip, uint mask, uint data); 25e92739d3SPeter Tyser int pca953x_get_val(u8 chip); 26e92739d3SPeter Tyser 27e92739d3SPeter Tyser #endif /* __PCA953X_H_ */ 28