LXR linux/drivers/iio/magnetometer/bmc150_magn

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * 3-axis magnetometer driver support following SPI Bosch-Sensortec chips:
   4 *  - BMC150
   5 *  - BMC156
   6 *  - BMM150
   7 *
   8 * Copyright (c) 2016, Intel Corporation.
   9 */
  10#include <linux/module.h>
  11#include <linux/mod_devicetable.h>
  12#include <linux/spi/spi.h>
  13#include <linux/acpi.h>
  14#include <linux/regmap.h>
  15
  16#include "bmc150_magn.h"
  17
  18static int bmc150_magn_spi_probe(struct spi_device *spi)
  19{
  20        struct regmap *regmap;
  21        const struct spi_device_id *id = spi_get_device_id(spi);
  22
  23        regmap = devm_regmap_init_spi(spi, &bmc150_magn_regmap_config);
  24        if (IS_ERR(regmap)) {
  25                dev_err(&spi->dev, "Failed to register spi regmap: %pe\n",
  26                        regmap);
  27                return PTR_ERR(regmap);
  28        }
  29        return bmc150_magn_probe(&spi->dev, regmap, spi->irq, id->name);
  30}
  31
  32static int bmc150_magn_spi_remove(struct spi_device *spi)
  33{
  34        bmc150_magn_remove(&spi->dev);
  35
  36        return 0;
  37}
  38
  39static const struct spi_device_id bmc150_magn_spi_id[] = {
  40        {"bmc150_magn", 0},
  41        {"bmc156_magn", 0},
  42        {"bmm150_magn", 0},
  43        {}
  44};
  45MODULE_DEVICE_TABLE(spi, bmc150_magn_spi_id);
  46
  47static const struct acpi_device_id bmc150_magn_acpi_match[] = {
  48        {"BMC150B", 0},
  49        {"BMC156B", 0},
  50        {"BMM150B", 0},
  51        {},
  52};
  53MODULE_DEVICE_TABLE(acpi, bmc150_magn_acpi_match);
  54
  55static struct spi_driver bmc150_magn_spi_driver = {
  56        .probe          = bmc150_magn_spi_probe,
  57        .remove         = bmc150_magn_spi_remove,
  58        .id_table       = bmc150_magn_spi_id,
  59        .driver = {
  60                .acpi_match_table = ACPI_PTR(bmc150_magn_acpi_match),
  61                .name   = "bmc150_magn_spi",
  62        },
  63};
  64module_spi_driver(bmc150_magn_spi_driver);
  65
  66MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com");
  67MODULE_DESCRIPTION("BMC150 magnetometer SPI driver");
  68MODULE_LICENSE("GPL v2");
  69