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| author | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:21:52 +0800 |
|---|---|---|
| committer | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:48:38 +0800 |
| commit | ae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch) | |
| tree | 6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /include/pca9698.h | |
| download | uext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz | |
import the U-Boot code and make it compile
Diffstat (limited to 'include/pca9698.h')
| -rw-r--r-- | include/pca9698.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/pca9698.h b/include/pca9698.h new file mode 100644 index 0000000..48a5f75 --- /dev/null +++ b/include/pca9698.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * (C) Copyright 2011 + * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc + */ + +#ifndef __PCA9698_H_ +#define __PCA9698_H_ + +int pca9698_request(unsigned gpio, const char *label); +void pca9698_free(unsigned gpio); +int pca9698_direction_input(u8 addr, unsigned gpio); +int pca9698_direction_output(u8 addr, unsigned gpio, int value); +int pca9698_get_value(u8 addr, unsigned gpio); +int pca9698_set_value(u8 addr, unsigned gpio, int value); + +#endif /* __PCA9698_H_ */ |