1 /* SPDX-License-Identifier: GPL-2.0 2 * 3 * Copyright 2011-2019 NW Digital Radio 4 * 5 * Author: Annaliese McDermond <nh6z@nh6z.net> 6 * 7 * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27. 8 * 9 */ 10 11 #include <linux/i2c.h> 12 #include <linux/module.h> 13 #include <linux/of.h> 14 #include <linux/regmap.h> 15 #include <sound/soc.h> 16 17 #include "tlv320aic32x4.h" 18 19 static int aic32x4_i2c_probe(struct i2c_client *i2c) 20 { 21 struct regmap *regmap; 22 struct regmap_config config; 23 enum aic32x4_type type; 24 25 config = aic32x4_regmap_config; 26 config.reg_bits = 8; 27 config.val_bits = 8; 28 29 regmap = devm_regmap_init_i2c(i2c, &config); 30 type = (uintptr_t)i2c_get_match_data(i2c); 31 32 return aic32x4_probe(&i2c->dev, regmap, type); 33 } 34 35 static void aic32x4_i2c_remove(struct i2c_client *i2c) 36 { 37 aic32x4_remove(&i2c->dev); 38 } 39 40 static const struct i2c_device_id aic32x4_i2c_id[] = { 41 { "tlv320aic32x4", (kernel_ulong_t)AIC32X4_TYPE_AIC32X4 }, 42 { "tlv320aic32x6", (kernel_ulong_t)AIC32X4_TYPE_AIC32X6 }, 43 { "tas2505", (kernel_ulong_t)AIC32X4_TYPE_TAS2505 }, 44 { /* sentinel */ } 45 }; 46 MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id); 47 48 static const struct of_device_id aic32x4_of_id[] = { 49 { .compatible = "ti,tlv320aic32x4", .data = (void *)AIC32X4_TYPE_AIC32X4 }, 50 { .compatible = "ti,tlv320aic32x6", .data = (void *)AIC32X4_TYPE_AIC32X6 }, 51 { .compatible = "ti,tas2505", .data = (void *)AIC32X4_TYPE_TAS2505 }, 52 { /* senitel */ } 53 }; 54 MODULE_DEVICE_TABLE(of, aic32x4_of_id); 55 56 static struct i2c_driver aic32x4_i2c_driver = { 57 .driver = { 58 .name = "tlv320aic32x4", 59 .of_match_table = aic32x4_of_id, 60 }, 61 .probe = aic32x4_i2c_probe, 62 .remove = aic32x4_i2c_remove, 63 .id_table = aic32x4_i2c_id, 64 }; 65 66 module_i2c_driver(aic32x4_i2c_driver); 67 68 MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C"); 69 MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>"); 70 MODULE_LICENSE("GPL"); 71