| /* | |
| * Copyright 2008 Extreme Engineering Solutions, Inc. | |
| * | |
| * SPDX-License-Identifier: GPL-2.0 | |
| */ | |
| #ifndef __PCA953X_H_ | |
| #define __PCA953X_H_ | |
| #define PCA953X_IN 0x00 | |
| #define PCA953X_OUT 0x01 | |
| #define PCA953X_POL 0x02 | |
| #define PCA953X_CONF 0x03 | |
| #define PCA953X_OUT_LOW 0 | |
| #define PCA953X_OUT_HIGH 1 | |
| #define PCA953X_POL_NORMAL 0 | |
| #define PCA953X_POL_INVERT 1 | |
| #define PCA953X_DIR_OUT 0 | |
| #define PCA953X_DIR_IN 1 | |
| int pca953x_set_val(u8 chip, uint mask, uint data); | |
| int pca953x_set_pol(u8 chip, uint mask, uint data); | |
| int pca953x_set_dir(u8 chip, uint mask, uint data); | |
| int pca953x_get_val(u8 chip); | |
| #endif /* __PCA953X_H_ */ |