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1/* SPDX-License-Identifier: GPL-2.02 *3 * Copyright 2011-2019 NW Digital Radio4 *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/spi/spi.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 19static int aic32x4_spi_probe(struct spi_device *spi)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 = 7;27 config.pad_bits = 1;28 config.val_bits = 8;29 config.read_flag_mask = 0x01;30 31 regmap = devm_regmap_init_spi(spi, &config);32 type = (uintptr_t)spi_get_device_match_data(spi);33 34 return aic32x4_probe(&spi->dev, regmap, type);35}36 37static void aic32x4_spi_remove(struct spi_device *spi)38{39 aic32x4_remove(&spi->dev);40}41 42static const struct spi_device_id aic32x4_spi_id[] = {43 { "tlv320aic32x4", (kernel_ulong_t)AIC32X4_TYPE_AIC32X4 },44 { "tlv320aic32x6", (kernel_ulong_t)AIC32X4_TYPE_AIC32X6 },45 { /* sentinel */ }46};47MODULE_DEVICE_TABLE(spi, aic32x4_spi_id);48 49static const struct of_device_id aic32x4_of_id[] = {50 { .compatible = "ti,tlv320aic32x4", .data = (void *)AIC32X4_TYPE_AIC32X4 },51 { .compatible = "ti,tlv320aic32x6", .data = (void *)AIC32X4_TYPE_AIC32X6 },52 { /* senitel */ }53};54MODULE_DEVICE_TABLE(of, aic32x4_of_id);55 56static struct spi_driver aic32x4_spi_driver = {57 .driver = {58 .name = "tlv320aic32x4",59 .of_match_table = aic32x4_of_id,60 },61 .probe = aic32x4_spi_probe,62 .remove = aic32x4_spi_remove,63 .id_table = aic32x4_spi_id,64};65 66module_spi_driver(aic32x4_spi_driver);67 68MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver SPI");69MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>");70MODULE_LICENSE("GPL");71