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Diffstat (limited to 'sound/soc/codecs/cs530x-spi.c')
-rw-r--r--sound/soc/codecs/cs530x-spi.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs530x-spi.c b/sound/soc/codecs/cs530x-spi.c
new file mode 100644
index 000000000000..dbf1e7bbec19
--- /dev/null
+++ b/sound/soc/codecs/cs530x-spi.c
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// CS530x CODEC driver
+//
+// Copyright (C) 2025 Cirrus Logic, Inc. and
+// Cirrus Logic International Semiconductor Ltd.
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+
+#include "cs530x.h"
+
+static const struct of_device_id cs530x_of_match[] = {
+ {
+ .compatible = "cirrus,cs4282",
+ .data = (void *)CS4282,
+ }, {
+ .compatible = "cirrus,cs4302",
+ .data = (void *)CS4302,
+ }, {
+ .compatible = "cirrus,cs4304",
+ .data = (void *)CS4304,
+ }, {
+ .compatible = "cirrus,cs4308",
+ .data = (void *)CS4308,
+ }, {
+ .compatible = "cirrus,cs5302",
+ .data = (void *)CS5302,
+ }, {
+ .compatible = "cirrus,cs5304",
+ .data = (void *)CS5304,
+ }, {
+ .compatible = "cirrus,cs5304",
+ .data = (void *)CS5308,
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, cs530x_of_match);
+
+static const struct spi_device_id cs530x_spi_id[] = {
+ { "cs4282", CS4282 },
+ { "cs4302", CS4302 },
+ { "cs4304", CS4304 },
+ { "cs4308", CS4308 },
+ { "cs5302", CS5302 },
+ { "cs5304", CS5304 },
+ { "cs5308", CS5308 },
+ { }
+};
+MODULE_DEVICE_TABLE(spi, cs530x_spi_id);
+
+static int cs530x_spi_probe(struct spi_device *spi)
+{
+ struct cs530x_priv *cs530x;
+ struct device *dev = &spi->dev;
+ int ret;
+
+ cs530x = devm_kzalloc(dev, sizeof(struct cs530x_priv), GFP_KERNEL);
+ if (cs530x == NULL)
+ return -ENOMEM;
+
+ spi_set_drvdata(spi, cs530x);
+
+ cs530x->regmap = devm_regmap_init_spi(spi, &cs530x_regmap_spi);
+ if (IS_ERR(cs530x->regmap)) {
+ ret = PTR_ERR(cs530x->regmap);
+ dev_err(dev, "Failed to allocate register map: %d\n", ret);
+ return ret;
+ }
+
+ cs530x->devtype = (unsigned long)spi_get_device_match_data(spi);
+ cs530x->dev = &spi->dev;
+
+ return cs530x_probe(cs530x);
+}
+
+static struct spi_driver cs530x_spi_driver = {
+ .driver = {
+ .name = "cs530x",
+ .of_match_table = cs530x_of_match,
+ },
+ .id_table = cs530x_spi_id,
+ .probe = cs530x_spi_probe,
+};
+
+module_spi_driver(cs530x_spi_driver);
+
+MODULE_DESCRIPTION("SPI CS530X driver");
+MODULE_IMPORT_NS("SND_SOC_CS530X");
+MODULE_AUTHOR("Vitaly Rodionov <vitalyr@opensource.cirrus.com>");
+MODULE_LICENSE("GPL");