1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * STMicroelectronics uvis25 sensor driver
4 *
5 * Copyright 2017 STMicroelectronics Inc.
6 *
7 * Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
8 */
9
10#ifndef ST_UVIS25_H
11#define ST_UVIS25_H
12
13#define ST_UVIS25_DEV_NAME		"uvis25"
14
15#include <linux/iio/iio.h>
16
17/**
18 * struct st_uvis25_hw - ST UVIS25 sensor instance
19 * @regmap: Register map of the device.
20 * @trig: The trigger in use by the driver.
21 * @enabled: Status of the sensor (false->off, true->on).
22 * @irq: Device interrupt line (I2C or SPI).
23 */
24struct st_uvis25_hw {
25	struct regmap *regmap;
26
27	struct iio_trigger *trig;
28	bool enabled;
29	int irq;
30	/* Ensure timestamp is naturally aligned */
31	struct {
32		u8 chan;
33		s64 ts __aligned(8);
34	} scan;
35};
36
37extern const struct dev_pm_ops st_uvis25_pm_ops;
38
39int st_uvis25_probe(struct device *dev, int irq, struct regmap *regmap);
40
41#endif /* ST_UVIS25_H */
42