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97eacb9166
Expose a rotation matrix to indicate userspace the chip orientation with respect to the overall hardware system. Matrix is retrieved from "in_mount_matrix". It is declared into ak8975 DTS entry as a "mount-matrix" property. Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
17 lines
399 B
C
17 lines
399 B
C
#ifndef __IIO_MAGNETOMETER_AK8975_H__
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#define __IIO_MAGNETOMETER_AK8975_H__
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#include <linux/iio/iio.h>
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/**
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* struct ak8975_platform_data - AK8975 magnetometer driver platform data
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* @eoc_gpio: data ready event gpio
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* @orientation: mounting matrix relative to main hardware
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*/
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struct ak8975_platform_data {
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int eoc_gpio;
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struct iio_mount_matrix orientation;
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};
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#endif
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