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f9c4c27f1b
Replace 'hcm5843' with 'hmc5843'. Signed-off-by: Song Qiang <songqiang1304521@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*
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* Header file for hmc5843 driver
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*
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* Split from hmc5843.c
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* Copyright (C) Josef Gajdusek <atx@atx.name>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef HMC5843_CORE_H
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#define HMC5843_CORE_H
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#include <linux/regmap.h>
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#include <linux/iio/iio.h>
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#define HMC5843_CONFIG_REG_A 0x00
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#define HMC5843_CONFIG_REG_B 0x01
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#define HMC5843_MODE_REG 0x02
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#define HMC5843_DATA_OUT_MSB_REGS 0x03
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#define HMC5843_STATUS_REG 0x09
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#define HMC5843_ID_REG 0x0a
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#define HMC5843_ID_END 0x0c
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enum hmc5843_ids {
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HMC5843_ID,
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HMC5883_ID,
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HMC5883L_ID,
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HMC5983_ID,
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};
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/**
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* struct hmc5843_data - device specific data
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* @dev: actual device
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* @lock: update and read regmap data
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* @regmap: hardware access register maps
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* @variant: describe chip variants
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* @buffer: 3x 16-bit channels + padding + 64-bit timestamp
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*/
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struct hmc5843_data {
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struct device *dev;
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struct mutex lock;
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struct regmap *regmap;
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const struct hmc5843_chip_info *variant;
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__be16 buffer[8];
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};
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int hmc5843_common_probe(struct device *dev, struct regmap *regmap,
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enum hmc5843_ids id, const char *name);
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int hmc5843_common_remove(struct device *dev);
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int hmc5843_common_suspend(struct device *dev);
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int hmc5843_common_resume(struct device *dev);
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#ifdef CONFIG_PM_SLEEP
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static SIMPLE_DEV_PM_OPS(hmc5843_pm_ops,
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hmc5843_common_suspend,
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hmc5843_common_resume);
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#define HMC5843_PM_OPS (&hmc5843_pm_ops)
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#else
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#define HMC5843_PM_OPS NULL
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#endif
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#endif /* HMC5843_CORE_H */
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