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-rw-r--r--sound/soc/codecs/tlv320aic3x-spi.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/sound/soc/codecs/tlv320aic3x-spi.c b/sound/soc/codecs/tlv320aic3x-spi.c
new file mode 100644
index 0000000000..deed6ec7e0
--- /dev/null
+++ b/sound/soc/codecs/tlv320aic3x-spi.c
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * ALSA SoC TLV320AIC3x codec driver SPI interface
+ *
+ * Author: Arun KS, <arunks@mistralsolutions.com>
+ * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
+ *
+ * Based on sound/soc/codecs/wm8731.c by Richard Purdie
+ *
+ */
+
+#include <linux/spi/spi.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+
+#include "tlv320aic3x.h"
+
+static int aic3x_spi_probe(struct spi_device *spi)
+{
+ struct regmap *regmap;
+ struct regmap_config config;
+ const struct spi_device_id *id = spi_get_device_id(spi);
+
+ config = aic3x_regmap;
+ config.reg_bits = 7;
+ config.pad_bits = 1;
+ config.val_bits = 8;
+ config.read_flag_mask = 0x01;
+
+ dev_dbg(&spi->dev, "probing tlv320aic3x spi device\n");
+
+ regmap = devm_regmap_init_spi(spi, &config);
+ return aic3x_probe(&spi->dev, regmap, id->driver_data);
+}
+
+static void aic3x_spi_remove(struct spi_device *spi)
+{
+ aic3x_remove(&spi->dev);
+}
+
+static const struct spi_device_id aic3x_spi_id[] = {
+ { "tlv320aic3x", AIC3X_MODEL_3X },
+ { "tlv320aic33", AIC3X_MODEL_33 },
+ { "tlv320aic3007", AIC3X_MODEL_3007 },
+ { "tlv320aic3104", AIC3X_MODEL_3104 },
+ { "tlv320aic3106", AIC3X_MODEL_3106 },
+ { }
+};
+MODULE_DEVICE_TABLE(spi, aic3x_spi_id);
+
+static const struct of_device_id aic3x_of_id[] = {
+ { .compatible = "ti,tlv320aic3x", },
+ { .compatible = "ti,tlv320aic33" },
+ { .compatible = "ti,tlv320aic3007" },
+ { .compatible = "ti,tlv320aic3104" },
+ { .compatible = "ti,tlv320aic3106" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, aic3x_of_id);
+
+static struct spi_driver aic3x_spi_driver = {
+ .driver = {
+ .name = "tlv320aic3x",
+ .owner = THIS_MODULE,
+ .of_match_table = aic3x_of_id,
+ },
+ .probe = aic3x_spi_probe,
+ .remove = aic3x_spi_remove,
+ .id_table = aic3x_spi_id,
+};
+
+module_spi_driver(aic3x_spi_driver);
+
+MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver SPI");
+MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
+MODULE_LICENSE("GPL");