1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * ADXL372 3-Axis Digital Accelerometer SPI driver 4 * 5 * Copyright 2018 Analog Devices Inc. 6 */ 7 8 #include <linux/module.h> 9 #include <linux/regmap.h> 10 #include <linux/of.h> 11 #include <linux/spi/spi.h> 12 13 #include "adxl372.h" 14 15 static const struct regmap_config adxl372_spi_regmap_config = { 16 .reg_bits = 7, 17 .pad_bits = 1, 18 .val_bits = 8, 19 .read_flag_mask = BIT(0), 20 .readable_noinc_reg = adxl372_readable_noinc_reg, 21 }; 22 23 static int adxl372_spi_probe(struct spi_device *spi) 24 { 25 const struct spi_device_id *id = spi_get_device_id(spi); 26 struct regmap *regmap; 27 28 regmap = devm_regmap_init_spi(spi, &adxl372_spi_regmap_config); 29 if (IS_ERR(regmap)) 30 return PTR_ERR(regmap); 31 32 return adxl372_probe(&spi->dev, regmap, spi->irq, id->name); 33 } 34 35 static const struct spi_device_id adxl372_spi_id[] = { 36 { "adxl372", 0 }, 37 {} 38 }; 39 MODULE_DEVICE_TABLE(spi, adxl372_spi_id); 40 41 static const struct of_device_id adxl372_of_match[] = { 42 { .compatible = "adi,adxl372" }, 43 { } 44 }; 45 MODULE_DEVICE_TABLE(of, adxl372_of_match); 46 47 static struct spi_driver adxl372_spi_driver = { 48 .driver = { 49 .name = "adxl372_spi", 50 .of_match_table = adxl372_of_match, 51 }, 52 .probe = adxl372_spi_probe, 53 .id_table = adxl372_spi_id, 54 }; 55 56 module_spi_driver(adxl372_spi_driver); 57 58 MODULE_AUTHOR("Stefan Popa <stefan.popa@analog.com>"); 59 MODULE_DESCRIPTION("Analog Devices ADXL372 3-axis accelerometer SPI driver"); 60 MODULE_LICENSE("GPL"); 61 MODULE_IMPORT_NS(IIO_ADXL372); 62