162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * STMicroelectronics uvis25 sensor driver
462306a36Sopenharmony_ci *
562306a36Sopenharmony_ci * Copyright 2017 STMicroelectronics Inc.
662306a36Sopenharmony_ci *
762306a36Sopenharmony_ci * Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
862306a36Sopenharmony_ci */
962306a36Sopenharmony_ci
1062306a36Sopenharmony_ci#ifndef ST_UVIS25_H
1162306a36Sopenharmony_ci#define ST_UVIS25_H
1262306a36Sopenharmony_ci
1362306a36Sopenharmony_ci#define ST_UVIS25_DEV_NAME		"uvis25"
1462306a36Sopenharmony_ci
1562306a36Sopenharmony_ci#include <linux/iio/iio.h>
1662306a36Sopenharmony_ci
1762306a36Sopenharmony_ci/**
1862306a36Sopenharmony_ci * struct st_uvis25_hw - ST UVIS25 sensor instance
1962306a36Sopenharmony_ci * @regmap: Register map of the device.
2062306a36Sopenharmony_ci * @trig: The trigger in use by the driver.
2162306a36Sopenharmony_ci * @enabled: Status of the sensor (false->off, true->on).
2262306a36Sopenharmony_ci * @irq: Device interrupt line (I2C or SPI).
2362306a36Sopenharmony_ci */
2462306a36Sopenharmony_cistruct st_uvis25_hw {
2562306a36Sopenharmony_ci	struct regmap *regmap;
2662306a36Sopenharmony_ci
2762306a36Sopenharmony_ci	struct iio_trigger *trig;
2862306a36Sopenharmony_ci	bool enabled;
2962306a36Sopenharmony_ci	int irq;
3062306a36Sopenharmony_ci	/* Ensure timestamp is naturally aligned */
3162306a36Sopenharmony_ci	struct {
3262306a36Sopenharmony_ci		u8 chan;
3362306a36Sopenharmony_ci		s64 ts __aligned(8);
3462306a36Sopenharmony_ci	} scan;
3562306a36Sopenharmony_ci};
3662306a36Sopenharmony_ci
3762306a36Sopenharmony_ciextern const struct dev_pm_ops st_uvis25_pm_ops;
3862306a36Sopenharmony_ci
3962306a36Sopenharmony_ciint st_uvis25_probe(struct device *dev, int irq, struct regmap *regmap);
4062306a36Sopenharmony_ci
4162306a36Sopenharmony_ci#endif /* ST_UVIS25_H */
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