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1/* SPDX-License-Identifier: GPL-2.02 *3 * ALSA SoC TLV320AIC3x codec driver SPI interface4 *5 * Author: Arun KS, <arunks@mistralsolutions.com>6 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,7 *8 * Based on sound/soc/codecs/wm8731.c by Richard Purdie9 *10 */11 12#include <linux/spi/spi.h>13#include <linux/module.h>14#include <linux/of.h>15#include <linux/regmap.h>16#include <sound/soc.h>17 18#include "tlv320aic3x.h"19 20static int aic3x_spi_probe(struct spi_device *spi)21{22 struct regmap *regmap;23 struct regmap_config config;24 const struct spi_device_id *id = spi_get_device_id(spi);25 26 config = aic3x_regmap;27 config.reg_bits = 7;28 config.pad_bits = 1;29 config.val_bits = 8;30 config.read_flag_mask = 0x01;31 32 dev_dbg(&spi->dev, "probing tlv320aic3x spi device\n");33 34 regmap = devm_regmap_init_spi(spi, &config);35 return aic3x_probe(&spi->dev, regmap, id->driver_data);36}37 38static void aic3x_spi_remove(struct spi_device *spi)39{40 aic3x_remove(&spi->dev);41}42 43static const struct spi_device_id aic3x_spi_id[] = {44 { "tlv320aic3x", AIC3X_MODEL_3X },45 { "tlv320aic33", AIC3X_MODEL_33 },46 { "tlv320aic3007", AIC3X_MODEL_3007 },47 { "tlv320aic3104", AIC3X_MODEL_3104 },48 { "tlv320aic3106", AIC3X_MODEL_3106 },49 { }50};51MODULE_DEVICE_TABLE(spi, aic3x_spi_id);52 53static const struct of_device_id aic3x_of_id[] = {54 { .compatible = "ti,tlv320aic3x", },55 { .compatible = "ti,tlv320aic33" },56 { .compatible = "ti,tlv320aic3007" },57 { .compatible = "ti,tlv320aic3104" },58 { .compatible = "ti,tlv320aic3106" },59 {},60};61MODULE_DEVICE_TABLE(of, aic3x_of_id);62 63static struct spi_driver aic3x_spi_driver = {64 .driver = {65 .name = "tlv320aic3x",66 .of_match_table = aic3x_of_id,67 },68 .probe = aic3x_spi_probe,69 .remove = aic3x_spi_remove,70 .id_table = aic3x_spi_id,71};72 73module_spi_driver(aic3x_spi_driver);74 75MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver SPI");76MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");77MODULE_LICENSE("GPL");78