summaryrefslogtreecommitdiffstats
path: root/sound/soc/codecs/cs4271-i2c.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /sound/soc/codecs/cs4271-i2c.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/codecs/cs4271-i2c.c')
-rw-r--r--sound/soc/codecs/cs4271-i2c.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs4271-i2c.c b/sound/soc/codecs/cs4271-i2c.c
new file mode 100644
index 000000000..ff737304d
--- /dev/null
+++ b/sound/soc/codecs/cs4271-i2c.c
@@ -0,0 +1,54 @@
+/*
+ * CS4271 I2C audio driver
+ *
+ * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+#include "cs4271.h"
+
+static int cs4271_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct regmap_config config;
+
+ config = cs4271_regmap_config;
+ config.reg_bits = 8;
+ config.val_bits = 8;
+
+ return cs4271_probe(&client->dev,
+ devm_regmap_init_i2c(client, &config));
+}
+
+static const struct i2c_device_id cs4271_i2c_id[] = {
+ { "cs4271", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
+
+static struct i2c_driver cs4271_i2c_driver = {
+ .driver = {
+ .name = "cs4271",
+ .of_match_table = of_match_ptr(cs4271_dt_ids),
+ },
+ .probe = cs4271_i2c_probe,
+ .id_table = cs4271_i2c_id,
+};
+module_i2c_driver(cs4271_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC CS4271 I2C Driver");
+MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
+MODULE_LICENSE("GPL");