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// SPDX-License-Identifier: GPL-2.0-only
//
// CS35L56 ALSA SoC audio driver SPI binding
//
// Copyright (C) 2023 Cirrus Logic, Inc. and
// Cirrus Logic International Semiconductor Ltd.
#include <linux/acpi.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include <linux/types.h>
#include "cs35l56.h"
static int cs35l56_spi_probe(struct spi_device *spi)
{
const struct regmap_config *regmap_config = &cs35l56_regmap_spi;
struct cs35l56_private *cs35l56;
int ret;
cs35l56 = devm_kzalloc(&spi->dev, sizeof(struct cs35l56_private), GFP_KERNEL);
if (!cs35l56)
return -ENOMEM;
spi_set_drvdata(spi, cs35l56);
cs35l56->base.regmap = devm_regmap_init_spi(spi, regmap_config);
if (IS_ERR(cs35l56->base.regmap)) {
ret = PTR_ERR(cs35l56->base.regmap);
return dev_err_probe(&spi->dev, ret, "Failed to allocate register map\n");
}
cs35l56->base.dev = &spi->dev;
cs35l56->base.can_hibernate = true;
ret = cs35l56_common_probe(cs35l56);
if (ret != 0)
return ret;
ret = cs35l56_init(cs35l56);
if (ret == 0)
ret = cs35l56_irq_request(&cs35l56->base, spi->irq);
if (ret < 0)
cs35l56_remove(cs35l56);
return ret;
}
static void cs35l56_spi_remove(struct spi_device *spi)
{
struct cs35l56_private *cs35l56 = spi_get_drvdata(spi);
cs35l56_remove(cs35l56);
}
static const struct spi_device_id cs35l56_id_spi[] = {
{ "cs35l56", 0 },
{}
};
MODULE_DEVICE_TABLE(spi, cs35l56_id_spi);
#ifdef CONFIG_ACPI
static const struct acpi_device_id cs35l56_asoc_acpi_match[] = {
{ "CSC355C", 0 },
{},
};
MODULE_DEVICE_TABLE(acpi, cs35l56_asoc_acpi_match);
#endif
static struct spi_driver cs35l56_spi_driver = {
.driver = {
.name = "cs35l56",
.pm = pm_ptr(&cs35l56_pm_ops_i2c_spi),
.acpi_match_table = ACPI_PTR(cs35l56_asoc_acpi_match),
},
.id_table = cs35l56_id_spi,
.probe = cs35l56_spi_probe,
.remove = cs35l56_spi_remove,
};
module_spi_driver(cs35l56_spi_driver);
MODULE_DESCRIPTION("ASoC CS35L56 SPI driver");
MODULE_IMPORT_NS(SND_SOC_CS35L56_CORE);
MODULE_IMPORT_NS(SND_SOC_CS35L56_SHARED);
MODULE_AUTHOR("Richard Fitzgerald <rf@opensource.cirrus.com>");
MODULE_AUTHOR("Simon Trimmer <simont@opensource.cirrus.com>");
MODULE_LICENSE("GPL");
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