diff options
Diffstat (limited to 'drivers/input/touchscreen/ad7879.h')
| -rw-r--r-- | drivers/input/touchscreen/ad7879.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/ad7879.h b/drivers/input/touchscreen/ad7879.h new file mode 100644 index 000000000000..169f155db3b9 --- /dev/null +++ b/drivers/input/touchscreen/ad7879.h @@ -0,0 +1,30 @@ +/* + * AD7879/AD7889 touchscreen (bus interfaces) + * + * Copyright (C) 2008-2010 Michael Hennerich, Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef _AD7879_H_ +#define _AD7879_H_ + +#include <linux/types.h> + +struct ad7879; +struct device; + +struct ad7879_bus_ops { + u16 bustype; + int (*read)(struct device *dev, u8 reg); + int (*multi_read)(struct device *dev, u8 first_reg, u8 count, u16 *buf); + int (*write)(struct device *dev, u8 reg, u16 val); +}; + +void ad7879_disable(struct ad7879 *); +void ad7879_enable(struct ad7879 *); +struct ad7879 *ad7879_probe(struct device *dev, u8 devid, unsigned irq, + const struct ad7879_bus_ops *bops); +void ad7879_remove(struct ad7879 *); + +#endif |