forked from Minki/linux
fe2fe330e0
To avoid unnecessary pollution of the global symbol namespace move the driver core exports into their own namespace and import that into the two bus modules. For more info see https://lwn.net/Articles/760045/ Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Puranjay Mohan <puranjay12@gmail.com> Link: https://lore.kernel.org/r/20220116180535.2367780-8-jic23@kernel.org
67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* ADXL355 3-Axis Digital Accelerometer SPI driver
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*
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* Copyright (c) 2021 Puranjay Mohan <puranjay12@gmail.com>
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*/
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#include <linux/module.h>
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#include <linux/mod_devicetable.h>
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#include <linux/regmap.h>
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#include <linux/spi/spi.h>
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#include "adxl355.h"
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static const struct regmap_config adxl355_spi_regmap_config = {
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.reg_bits = 7,
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.pad_bits = 1,
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.val_bits = 8,
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.read_flag_mask = BIT(0),
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.max_register = 0x2F,
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.rd_table = &adxl355_readable_regs_tbl,
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.wr_table = &adxl355_writeable_regs_tbl,
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};
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static int adxl355_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, &adxl355_spi_regmap_config);
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if (IS_ERR(regmap)) {
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dev_err(&spi->dev, "Error initializing 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 adxl355_core_probe(&spi->dev, regmap, id->name);
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}
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static const struct spi_device_id adxl355_spi_id[] = {
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{ "adxl355", 0 },
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{ }
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};
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MODULE_DEVICE_TABLE(spi, adxl355_spi_id);
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static const struct of_device_id adxl355_of_match[] = {
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{ .compatible = "adi,adxl355" },
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{ }
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};
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MODULE_DEVICE_TABLE(of, adxl355_of_match);
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static struct spi_driver adxl355_spi_driver = {
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.driver = {
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.name = "adxl355_spi",
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.of_match_table = adxl355_of_match,
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},
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.probe = adxl355_spi_probe,
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.id_table = adxl355_spi_id,
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};
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module_spi_driver(adxl355_spi_driver);
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MODULE_AUTHOR("Puranjay Mohan <puranjay12@gmail.com>");
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MODULE_DESCRIPTION("ADXL355 3-Axis Digital Accelerometer SPI driver");
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MODULE_LICENSE("GPL v2");
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MODULE_IMPORT_NS(IIO_ADXL355);
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