blob: 6b45a27236c72ec640ed0e160a1755a12917daba [file] [log] [blame]
Mike Frysinger4397c982010-06-30 01:40:52 -07001/*
2 * AD7879/AD7889 touchscreen (bus interfaces)
3 *
4 * Copyright (C) 2008-2010 Michael Hennerich, Analog Devices Inc.
5 *
6 * Licensed under the GPL-2 or later.
7 */
8
9#ifndef _AD7879_H_
10#define _AD7879_H_
11
12#include <linux/types.h>
13
14struct ad7879;
15struct device;
16
17struct ad7879_bus_ops {
18 u16 bustype;
19 int (*read)(struct device *dev, u8 reg);
20 int (*multi_read)(struct device *dev, u8 first_reg, u8 count, u16 *buf);
21 int (*write)(struct device *dev, u8 reg, u16 val);
22};
23
Dmitry Torokhov14fbbc32010-06-30 14:50:51 -070024void ad7879_suspend(struct ad7879 *);
25void ad7879_resume(struct ad7879 *);
Mike Frysinger4397c982010-06-30 01:40:52 -070026struct ad7879 *ad7879_probe(struct device *dev, u8 devid, unsigned irq,
27 const struct ad7879_bus_ops *bops);
28void ad7879_remove(struct ad7879 *);
29
30#endif