69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Driver for NXP Fxas21002c Gyroscope - SPI
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*
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* Copyright (C) 2019 Linaro Ltd.
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*/
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#include <linux/err.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 <linux/spi/spi.h>
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#include "fxas21002c.h"
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static const struct regmap_config fxas21002c_regmap_spi_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_spi_probe(struct spi_device *spi)
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{
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const struct spi_device_id *id = spi_get_device_id(spi);
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struct regmap *regmap;
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regmap = devm_regmap_init_spi(spi, &fxas21002c_regmap_spi_conf);
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if (IS_ERR(regmap)) {
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dev_err(&spi->dev, "Failed to register spi 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(&spi->dev, regmap, spi->irq, id->name);
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}
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static void fxas21002c_spi_remove(struct spi_device *spi)
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{
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fxas21002c_core_remove(&spi->dev);
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}
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static const struct spi_device_id fxas21002c_spi_id[] = {
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{ "fxas21002c", 0 },
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{ }
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};
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MODULE_DEVICE_TABLE(spi, fxas21002c_spi_id);
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static const struct of_device_id fxas21002c_spi_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_spi_of_match);
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static struct spi_driver fxas21002c_spi_driver = {
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.driver = {
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.name = "fxas21002c_spi",
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.pm = &fxas21002c_pm_ops,
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.of_match_table = fxas21002c_spi_of_match,
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},
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.probe = fxas21002c_spi_probe,
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.remove = fxas21002c_spi_remove,
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.id_table = fxas21002c_spi_id,
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};
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module_spi_driver(fxas21002c_spi_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 SPI Gyro driver");
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