linux/drivers/iio/accel/adxl345.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * ADXL345 3-Axis Digital Accelerometer
 *
 * Copyright (c) 2017 Eva Rachel Retuya <eraretuya@gmail.com>
 */

#ifndef _ADXL345_H_
#define _ADXL345_H_

/*
 * In full-resolution mode, scale factor is maintained at ~4 mg/LSB
 * in all g ranges.
 *
 * At +/- 16g with 13-bit resolution, scale is computed as:
 * (16 + 16) * 9.81 / (2^13 - 1) = 0.0383
 */
#define ADXL345_USCALE	38300

/*
 * The Datasheet lists a resolution of Resolution is ~49 mg per LSB. That's
 * ~480mm/s**2 per LSB.
 */
#define ADXL375_USCALE	480000

struct adxl345_chip_info {
	const char *name;
	int uscale;
};

int adxl345_core_probe(struct device *dev, struct regmap *regmap);

#endif /* _ADXL345_H_ */