1*12ed2786SPuranjay Mohan // SPDX-License-Identifier: GPL-2.0-only 2*12ed2786SPuranjay Mohan /* 3*12ed2786SPuranjay Mohan * ADXL355 3-Axis Digital Accelerometer I2C driver 4*12ed2786SPuranjay Mohan * 5*12ed2786SPuranjay Mohan * Copyright (c) 2021 Puranjay Mohan <puranjay12@gmail.com> 6*12ed2786SPuranjay Mohan */ 7*12ed2786SPuranjay Mohan 8*12ed2786SPuranjay Mohan #include <linux/i2c.h> 9*12ed2786SPuranjay Mohan #include <linux/module.h> 10*12ed2786SPuranjay Mohan #include <linux/mod_devicetable.h> 11*12ed2786SPuranjay Mohan #include <linux/regmap.h> 12*12ed2786SPuranjay Mohan 13*12ed2786SPuranjay Mohan #include "adxl355.h" 14*12ed2786SPuranjay Mohan 15*12ed2786SPuranjay Mohan static const struct regmap_config adxl355_i2c_regmap_config = { 16*12ed2786SPuranjay Mohan .reg_bits = 8, 17*12ed2786SPuranjay Mohan .val_bits = 8, 18*12ed2786SPuranjay Mohan .max_register = 0x2F, 19*12ed2786SPuranjay Mohan .rd_table = &adxl355_readable_regs_tbl, 20*12ed2786SPuranjay Mohan .wr_table = &adxl355_writeable_regs_tbl, 21*12ed2786SPuranjay Mohan }; 22*12ed2786SPuranjay Mohan 23*12ed2786SPuranjay Mohan static int adxl355_i2c_probe(struct i2c_client *client) 24*12ed2786SPuranjay Mohan { 25*12ed2786SPuranjay Mohan struct regmap *regmap; 26*12ed2786SPuranjay Mohan 27*12ed2786SPuranjay Mohan regmap = devm_regmap_init_i2c(client, &adxl355_i2c_regmap_config); 28*12ed2786SPuranjay Mohan if (IS_ERR(regmap)) { 29*12ed2786SPuranjay Mohan dev_err(&client->dev, "Error initializing i2c regmap: %ld\n", 30*12ed2786SPuranjay Mohan PTR_ERR(regmap)); 31*12ed2786SPuranjay Mohan 32*12ed2786SPuranjay Mohan return PTR_ERR(regmap); 33*12ed2786SPuranjay Mohan } 34*12ed2786SPuranjay Mohan 35*12ed2786SPuranjay Mohan return adxl355_core_probe(&client->dev, regmap, client->name); 36*12ed2786SPuranjay Mohan } 37*12ed2786SPuranjay Mohan 38*12ed2786SPuranjay Mohan static const struct i2c_device_id adxl355_i2c_id[] = { 39*12ed2786SPuranjay Mohan { "adxl355", 0 }, 40*12ed2786SPuranjay Mohan { } 41*12ed2786SPuranjay Mohan }; 42*12ed2786SPuranjay Mohan MODULE_DEVICE_TABLE(i2c, adxl355_i2c_id); 43*12ed2786SPuranjay Mohan 44*12ed2786SPuranjay Mohan static const struct of_device_id adxl355_of_match[] = { 45*12ed2786SPuranjay Mohan { .compatible = "adi,adxl355" }, 46*12ed2786SPuranjay Mohan { } 47*12ed2786SPuranjay Mohan }; 48*12ed2786SPuranjay Mohan MODULE_DEVICE_TABLE(of, adxl355_of_match); 49*12ed2786SPuranjay Mohan 50*12ed2786SPuranjay Mohan static struct i2c_driver adxl355_i2c_driver = { 51*12ed2786SPuranjay Mohan .driver = { 52*12ed2786SPuranjay Mohan .name = "adxl355_i2c", 53*12ed2786SPuranjay Mohan .of_match_table = adxl355_of_match, 54*12ed2786SPuranjay Mohan }, 55*12ed2786SPuranjay Mohan .probe_new = adxl355_i2c_probe, 56*12ed2786SPuranjay Mohan .id_table = adxl355_i2c_id, 57*12ed2786SPuranjay Mohan }; 58*12ed2786SPuranjay Mohan module_i2c_driver(adxl355_i2c_driver); 59*12ed2786SPuranjay Mohan 60*12ed2786SPuranjay Mohan MODULE_AUTHOR("Puranjay Mohan <puranjay12@gmail.com>"); 61*12ed2786SPuranjay Mohan MODULE_DESCRIPTION("ADXL355 3-Axis Digital Accelerometer I2C driver"); 62*12ed2786SPuranjay Mohan MODULE_LICENSE("GPL v2"); 63