1 files changed, 67 insertions, 0 deletions
diff --git a/sound/soc/codecs/adau1781-i2c.c b/sound/soc/codecs/adau1781-i2c.c
new file mode 100644
index 000000000..39021b8cf
--- /dev/null
+++ b/sound/soc/codecs/adau1781-i2c.c
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Driver for ADAU1381/ADAU1781 CODEC
+ *
+ * Copyright 2014 Analog Devices Inc.
+ *  Author: Lars-Peter Clausen <lars@metafoo.de>
+ */
+
+#include <linux/i2c.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+
+#include "adau1781.h"
+
+static const struct i2c_device_id adau1781_i2c_ids[];
+
+static int adau1781_i2c_probe(struct i2c_client *client)
+{
+	struct regmap_config config;
+	const struct i2c_device_id *id = i2c_match_id(adau1781_i2c_ids, client);
+
+	config = adau1781_regmap_config;
+	config.val_bits = 8;
+	config.reg_bits = 16;
+
+	return adau1781_probe(&client->dev,
+		devm_regmap_init_i2c(client, &config),
+		id->driver_data, NULL);
+}
+
+static void adau1781_i2c_remove(struct i2c_client *client)
+{
+	adau17x1_remove(&client->dev);
+}
+
+static const struct i2c_device_id adau1781_i2c_ids[] = {
+	{ "adau1381", ADAU1381 },
+	{ "adau1781", ADAU1781 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids);
+
+#if defined(CONFIG_OF)
+static const struct of_device_id adau1781_i2c_dt_ids[] = {
+	{ .compatible = "adi,adau1381", },
+	{ .compatible = "adi,adau1781", },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids);
+#endif
+
+static struct i2c_driver adau1781_i2c_driver = {
+	.driver = {
+		.name = "adau1781",
+		.of_match_table = of_match_ptr(adau1781_i2c_dt_ids),
+	},
+	.probe_new = adau1781_i2c_probe,
+	.remove = adau1781_i2c_remove,
+	.id_table = adau1781_i2c_ids,
+};
+module_i2c_driver(adau1781_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_LICENSE("GPL");