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/regmap.h> 14 15 #include "bmc150_magn.h" 16 17 static int bmc150_magn_spi_probe(struct spi_device *spi) 18 { 19 struct regmap *regmap; 20 const struct spi_device_id *id = spi_get_device_id(spi); 21 22 regmap = devm_regmap_init_spi(spi, &bmc150_magn_regmap_config); 23 if (IS_ERR(regmap)) { 24 dev_err(&spi->dev, "Failed to register spi regmap: %pe\n", 25 regmap); 26 return PTR_ERR(regmap); 27 } 28 return bmc150_magn_probe(&spi->dev, regmap, spi->irq, id->name); 29 } 30 31 static void bmc150_magn_spi_remove(struct spi_device *spi) 32 { 33 bmc150_magn_remove(&spi->dev); 34 } 35 36 static const struct spi_device_id bmc150_magn_spi_id[] = { 37 {"bmc150_magn", 0}, 38 {"bmc156_magn", 0}, 39 {"bmm150_magn", 0}, 40 {} 41 }; 42 MODULE_DEVICE_TABLE(spi, bmc150_magn_spi_id); 43 44 static const struct acpi_device_id bmc150_magn_acpi_match[] = { 45 {"BMC150B", 0}, 46 {"BMC156B", 0}, 47 {"BMM150B", 0}, 48 {}, 49 }; 50 MODULE_DEVICE_TABLE(acpi, bmc150_magn_acpi_match); 51 52 static struct spi_driver bmc150_magn_spi_driver = { 53 .probe = bmc150_magn_spi_probe, 54 .remove = bmc150_magn_spi_remove, 55 .id_table = bmc150_magn_spi_id, 56 .driver = { 57 .acpi_match_table = bmc150_magn_acpi_match, 58 .name = "bmc150_magn_spi", 59 }, 60 }; 61 module_spi_driver(bmc150_magn_spi_driver); 62 63 MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com"); 64 MODULE_DESCRIPTION("BMC150 magnetometer SPI driver"); 65 MODULE_LICENSE("GPL v2"); 66 MODULE_IMPORT_NS(IIO_BMC150_MAGN); 67