Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / sound / soc / codecs / adau1977-i2c.c

diff --git a/kernel/sound/soc/codecs/adau1977-i2c.c b/kernel/sound/soc/codecs/adau1977-i2c.c
new file mode 100644 (file)
index 0000000..9700e8c
--- /dev/null
+++ b/kernel/sound/soc/codecs/adau1977-i2c.c
@@ -0,0 +1,59 @@
+/*
+ * ADAU1977/ADAU1978/ADAU1979 driver
+ *
+ * Copyright 2014 Analog Devices Inc.
+ *  Author: Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * Licensed under the GPL-2.
+ */
+
+#include <linux/i2c.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+
+#include "adau1977.h"
+
+static int adau1977_i2c_probe(struct i2c_client *client,
+       const struct i2c_device_id *id)
+{
+       struct regmap_config config;
+
+       config = adau1977_regmap_config;
+       config.val_bits = 8;
+       config.reg_bits = 8;
+
+       return adau1977_probe(&client->dev,
+               devm_regmap_init_i2c(client, &config),
+               id->driver_data, NULL);
+}
+
+static int adau1977_i2c_remove(struct i2c_client *client)
+{
+       snd_soc_unregister_codec(&client->dev);
+       return 0;
+}
+
+static const struct i2c_device_id adau1977_i2c_ids[] = {
+       { "adau1977", ADAU1977 },
+       { "adau1978", ADAU1978 },
+       { "adau1979", ADAU1978 },
+       { }
+};
+MODULE_DEVICE_TABLE(i2c, adau1977_i2c_ids);
+
+static struct i2c_driver adau1977_i2c_driver = {
+       .driver = {
+               .name = "adau1977",
+               .owner = THIS_MODULE,
+       },
+       .probe = adau1977_i2c_probe,
+       .remove = adau1977_i2c_remove,
+       .id_table = adau1977_i2c_ids,
+};
+module_i2c_driver(adau1977_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC ADAU1977/ADAU1978/ADAU1979 driver");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_LICENSE("GPL");