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dcc3ac1381
Simplify adxl345_read_raw() by adding uscale variable to
struct adxl345_chip_info. Also convert variables adxl3{4,7}5_uscale to
macros and use it in OF/ACPI/ID match table.
Drop enum adxl345_device_type as there is no user.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20230903090051.39274-3-biju.das.jz@bp.renesas.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
34 lines
722 B
C
34 lines
722 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* ADXL345 3-Axis Digital Accelerometer
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*
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* Copyright (c) 2017 Eva Rachel Retuya <eraretuya@gmail.com>
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*/
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#ifndef _ADXL345_H_
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#define _ADXL345_H_
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/*
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* In full-resolution mode, scale factor is maintained at ~4 mg/LSB
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* in all g ranges.
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*
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* At +/- 16g with 13-bit resolution, scale is computed as:
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* (16 + 16) * 9.81 / (2^13 - 1) = 0.0383
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*/
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#define ADXL345_USCALE 38300
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/*
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* The Datasheet lists a resolution of Resolution is ~49 mg per LSB. That's
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* ~480mm/s**2 per LSB.
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*/
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#define ADXL375_USCALE 480000
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struct adxl345_chip_info {
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const char *name;
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int uscale;
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};
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int adxl345_core_probe(struct device *dev, struct regmap *regmap);
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#endif /* _ADXL345_H_ */
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