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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /sound/pci/hda/cs35l41_hda_spi.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/pci/hda/cs35l41_hda_spi.c')
-rw-r--r-- | sound/pci/hda/cs35l41_hda_spi.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/sound/pci/hda/cs35l41_hda_spi.c b/sound/pci/hda/cs35l41_hda_spi.c new file mode 100644 index 000000000..71979cfb4 --- /dev/null +++ b/sound/pci/hda/cs35l41_hda_spi.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// CS35l41 HDA SPI driver +// +// Copyright 2021 Cirrus Logic, Inc. +// +// Author: Lucas Tanure <tanureal@opensource.cirrus.com> + +#include <linux/mod_devicetable.h> +#include <linux/module.h> +#include <linux/spi/spi.h> + +#include "cs35l41_hda.h" + +static int cs35l41_hda_spi_probe(struct spi_device *spi) +{ + const char *device_name; + + /* + * Compare against the device name so it works for SPI, normal ACPI + * and for ACPI by serial-multi-instantiate matching cases. + */ + if (strstr(dev_name(&spi->dev), "CSC3551")) + device_name = "CSC3551"; + else + return -ENODEV; + + return cs35l41_hda_probe(&spi->dev, device_name, spi->chip_select, spi->irq, + devm_regmap_init_spi(spi, &cs35l41_regmap_spi)); +} + +static void cs35l41_hda_spi_remove(struct spi_device *spi) +{ + cs35l41_hda_remove(&spi->dev); +} + +static const struct spi_device_id cs35l41_hda_spi_id[] = { + { "cs35l41-hda", 0 }, + {} +}; + +static const struct acpi_device_id cs35l41_acpi_hda_match[] = { + { "CSC3551", 0 }, + {} +}; +MODULE_DEVICE_TABLE(acpi, cs35l41_acpi_hda_match); + +static struct spi_driver cs35l41_spi_driver = { + .driver = { + .name = "cs35l41-hda", + .acpi_match_table = cs35l41_acpi_hda_match, + .pm = &cs35l41_hda_pm_ops, + }, + .id_table = cs35l41_hda_spi_id, + .probe = cs35l41_hda_spi_probe, + .remove = cs35l41_hda_spi_remove, +}; +module_spi_driver(cs35l41_spi_driver); + +MODULE_DESCRIPTION("HDA CS35L41 driver"); +MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L41); +MODULE_AUTHOR("Lucas Tanure <tanureal@opensource.cirrus.com>"); +MODULE_LICENSE("GPL"); |