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// SPDX-License-Identifier: GPL-2.0-only
//
// CS35L56 HDA audio driver SPI binding
//
// Copyright (C) 2023 Cirrus Logic, Inc. and
// Cirrus Logic International Semiconductor Ltd.
#include <linux/module.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include "cs35l56_hda.h"
static int cs35l56_hda_spi_probe(struct spi_device *spi)
{
struct cs35l56_hda *cs35l56;
int ret;
cs35l56 = devm_kzalloc(&spi->dev, sizeof(*cs35l56), GFP_KERNEL);
if (!cs35l56)
return -ENOMEM;
cs35l56->base.dev = &spi->dev;
#ifdef CS35L56_WAKE_HOLD_TIME_US
cs35l56->base.can_hibernate = true;
#endif
cs35l56->base.regmap = devm_regmap_init_spi(spi, &cs35l56_regmap_spi);
if (IS_ERR(cs35l56->base.regmap)) {
ret = PTR_ERR(cs35l56->base.regmap);
dev_err(cs35l56->base.dev, "Failed to allocate register map: %d\n",
ret);
return ret;
}
ret = cs35l56_hda_common_probe(cs35l56, spi_get_chipselect(spi, 0));
if (ret)
return ret;
ret = cs35l56_irq_request(&cs35l56->base, spi->irq);
if (ret < 0)
cs35l56_hda_remove(cs35l56->base.dev);
return ret;
}
static void cs35l56_hda_spi_remove(struct spi_device *spi)
{
cs35l56_hda_remove(&spi->dev);
}
static const struct spi_device_id cs35l56_hda_spi_id[] = {
{ "cs35l56-hda", 0 },
{}
};
static struct spi_driver cs35l56_hda_spi_driver = {
.driver = {
.name = "cs35l56-hda",
.pm = &cs35l56_hda_pm_ops,
},
.id_table = cs35l56_hda_spi_id,
.probe = cs35l56_hda_spi_probe,
.remove = cs35l56_hda_spi_remove,
};
module_spi_driver(cs35l56_hda_spi_driver);
MODULE_DESCRIPTION("HDA CS35L56 SPI driver");
MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L56);
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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