1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Texas Instruments PCM186x Universal Audio ADC - I2C 4 * 5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com 6 * Andreas Dannenberg <dannenberg@ti.com> 7 * Andrew F. Davis <afd@ti.com> 8 */ 9 10 #include <linux/init.h> 11 #include <linux/module.h> 12 #include <linux/i2c.h> 13 14 #include "pcm186x.h" 15 16 static const struct of_device_id pcm186x_of_match[] = { 17 { .compatible = "ti,pcm1862", .data = (void *)PCM1862 }, 18 { .compatible = "ti,pcm1863", .data = (void *)PCM1863 }, 19 { .compatible = "ti,pcm1864", .data = (void *)PCM1864 }, 20 { .compatible = "ti,pcm1865", .data = (void *)PCM1865 }, 21 { } 22 }; 23 MODULE_DEVICE_TABLE(of, pcm186x_of_match); 24 25 static const struct i2c_device_id pcm186x_i2c_id[] = { 26 { "pcm1862", PCM1862 }, 27 { "pcm1863", PCM1863 }, 28 { "pcm1864", PCM1864 }, 29 { "pcm1865", PCM1865 }, 30 { } 31 }; 32 MODULE_DEVICE_TABLE(i2c, pcm186x_i2c_id); 33 34 static int pcm186x_i2c_probe(struct i2c_client *i2c) 35 { 36 const struct i2c_device_id *id = i2c_match_id(pcm186x_i2c_id, i2c); 37 const enum pcm186x_type type = (enum pcm186x_type)id->driver_data; 38 int irq = i2c->irq; 39 struct regmap *regmap; 40 41 regmap = devm_regmap_init_i2c(i2c, &pcm186x_regmap); 42 if (IS_ERR(regmap)) 43 return PTR_ERR(regmap); 44 45 return pcm186x_probe(&i2c->dev, type, irq, regmap); 46 } 47 48 static struct i2c_driver pcm186x_i2c_driver = { 49 .probe = pcm186x_i2c_probe, 50 .id_table = pcm186x_i2c_id, 51 .driver = { 52 .name = "pcm186x", 53 .of_match_table = pcm186x_of_match, 54 }, 55 }; 56 module_i2c_driver(pcm186x_i2c_driver); 57 58 MODULE_AUTHOR("Andreas Dannenberg <dannenberg@ti.com>"); 59 MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>"); 60 MODULE_DESCRIPTION("PCM186x Universal Audio ADC I2C Interface Driver"); 61 MODULE_LICENSE("GPL v2"); 62