summaryrefslogtreecommitdiffstats
path: root/sound/soc/codecs/tlv320aic32x4-i2c.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--sound/soc/codecs/tlv320aic32x4-i2c.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/sound/soc/codecs/tlv320aic32x4-i2c.c b/sound/soc/codecs/tlv320aic32x4-i2c.c
new file mode 100644
index 000000000..d1e543ca3
--- /dev/null
+++ b/sound/soc/codecs/tlv320aic32x4-i2c.c
@@ -0,0 +1,83 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright 2011-2019 NW Digital Radio
+ *
+ * Author: Annaliese McDermond <nh6z@nh6z.net>
+ *
+ * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27.
+ *
+ */
+
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+
+#include "tlv320aic32x4.h"
+
+static const struct of_device_id aic32x4_of_id[];
+static const struct i2c_device_id aic32x4_i2c_id[];
+
+static int aic32x4_i2c_probe(struct i2c_client *i2c)
+{
+ struct regmap *regmap;
+ struct regmap_config config;
+
+ config = aic32x4_regmap_config;
+ config.reg_bits = 8;
+ config.val_bits = 8;
+
+ regmap = devm_regmap_init_i2c(i2c, &config);
+
+ if (i2c->dev.of_node) {
+ const struct of_device_id *oid;
+
+ oid = of_match_node(aic32x4_of_id, i2c->dev.of_node);
+ dev_set_drvdata(&i2c->dev, (void *)oid->data);
+ } else {
+ const struct i2c_device_id *id;
+
+ id = i2c_match_id(aic32x4_i2c_id, i2c);
+ dev_set_drvdata(&i2c->dev, (void *)id->driver_data);
+ }
+
+ return aic32x4_probe(&i2c->dev, regmap);
+}
+
+static void aic32x4_i2c_remove(struct i2c_client *i2c)
+{
+ aic32x4_remove(&i2c->dev);
+}
+
+static const struct i2c_device_id aic32x4_i2c_id[] = {
+ { "tlv320aic32x4", (kernel_ulong_t)AIC32X4_TYPE_AIC32X4 },
+ { "tlv320aic32x6", (kernel_ulong_t)AIC32X4_TYPE_AIC32X6 },
+ { "tas2505", (kernel_ulong_t)AIC32X4_TYPE_TAS2505 },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id);
+
+static const struct of_device_id aic32x4_of_id[] = {
+ { .compatible = "ti,tlv320aic32x4", .data = (void *)AIC32X4_TYPE_AIC32X4 },
+ { .compatible = "ti,tlv320aic32x6", .data = (void *)AIC32X4_TYPE_AIC32X6 },
+ { .compatible = "ti,tas2505", .data = (void *)AIC32X4_TYPE_TAS2505 },
+ { /* senitel */ }
+};
+MODULE_DEVICE_TABLE(of, aic32x4_of_id);
+
+static struct i2c_driver aic32x4_i2c_driver = {
+ .driver = {
+ .name = "tlv320aic32x4",
+ .of_match_table = aic32x4_of_id,
+ },
+ .probe_new = aic32x4_i2c_probe,
+ .remove = aic32x4_i2c_remove,
+ .id_table = aic32x4_i2c_id,
+};
+
+module_i2c_driver(aic32x4_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C");
+MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>");
+MODULE_LICENSE("GPL");