mirror of https://gitee.com/openkylin/linux.git
70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Driver for NXP FXAS21002C Gyroscope - I2C
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*
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* Copyright (C) 2018 Linaro Ltd.
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*/
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#include <linux/err.h>
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#include <linux/i2c.h>
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#include <linux/mod_devicetable.h>
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#include <linux/module.h>
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#include <linux/regmap.h>
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#include "fxas21002c.h"
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static const struct regmap_config fxas21002c_regmap_i2c_conf = {
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.reg_bits = 8,
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.val_bits = 8,
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.max_register = FXAS21002C_REG_CTRL3,
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};
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static int fxas21002c_i2c_probe(struct i2c_client *i2c)
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{
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struct regmap *regmap;
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regmap = devm_regmap_init_i2c(i2c, &fxas21002c_regmap_i2c_conf);
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if (IS_ERR(regmap)) {
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dev_err(&i2c->dev, "Failed to register i2c regmap: %ld\n",
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PTR_ERR(regmap));
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return PTR_ERR(regmap);
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}
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return fxas21002c_core_probe(&i2c->dev, regmap, i2c->irq, i2c->name);
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}
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static int fxas21002c_i2c_remove(struct i2c_client *i2c)
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{
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fxas21002c_core_remove(&i2c->dev);
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return 0;
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}
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static const struct i2c_device_id fxas21002c_i2c_id[] = {
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{ "fxas21002c", 0 },
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, fxas21002c_i2c_id);
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static const struct of_device_id fxas21002c_i2c_of_match[] = {
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{ .compatible = "nxp,fxas21002c", },
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{ }
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};
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MODULE_DEVICE_TABLE(of, fxas21002c_i2c_of_match);
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static struct i2c_driver fxas21002c_i2c_driver = {
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.driver = {
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.name = "fxas21002c_i2c",
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.pm = &fxas21002c_pm_ops,
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.of_match_table = fxas21002c_i2c_of_match,
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},
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.probe_new = fxas21002c_i2c_probe,
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.remove = fxas21002c_i2c_remove,
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.id_table = fxas21002c_i2c_id,
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};
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module_i2c_driver(fxas21002c_i2c_driver);
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MODULE_AUTHOR("Rui Miguel Silva <rui.silva@linaro.org>");
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MODULE_LICENSE("GPL v2");
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MODULE_DESCRIPTION("FXAS21002C I2C Gyro driver");
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