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-rw-r--r--kernel/sound/soc/codecs/ad193x-i2c.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/kernel/sound/soc/codecs/ad193x-i2c.c b/kernel/sound/soc/codecs/ad193x-i2c.c
new file mode 100644
index 000000000..df3a1a415
--- /dev/null
+++ b/kernel/sound/soc/codecs/ad193x-i2c.c
@@ -0,0 +1,54 @@
+/*
+ * AD1936/AD1937 audio driver
+ *
+ * Copyright 2014 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/regmap.h>
+
+#include <sound/soc.h>
+
+#include "ad193x.h"
+
+static const struct i2c_device_id ad193x_id[] = {
+ { "ad1936", 0 },
+ { "ad1937", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, ad193x_id);
+
+static int ad193x_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct regmap_config config;
+
+ config = ad193x_regmap_config;
+ config.val_bits = 8;
+ config.reg_bits = 8;
+
+ return ad193x_probe(&client->dev, devm_regmap_init_i2c(client, &config));
+}
+
+static int ad193x_i2c_remove(struct i2c_client *client)
+{
+ snd_soc_unregister_codec(&client->dev);
+ return 0;
+}
+
+static struct i2c_driver ad193x_i2c_driver = {
+ .driver = {
+ .name = "ad193x",
+ },
+ .probe = ad193x_i2c_probe,
+ .remove = ad193x_i2c_remove,
+ .id_table = ad193x_id,
+};
+module_i2c_driver(ad193x_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC AD1936/AD1937 audio CODEC driver");
+MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>");
+MODULE_LICENSE("GPL");