summaryrefslogtreecommitdiff
path: root/sound/pci/hda/cs35l56_hda_i2c.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda/cs35l56_hda_i2c.c')
-rw-r--r--sound/pci/hda/cs35l56_hda_i2c.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/sound/pci/hda/cs35l56_hda_i2c.c b/sound/pci/hda/cs35l56_hda_i2c.c
new file mode 100644
index 000000000000..83e4acdd89ac
--- /dev/null
+++ b/sound/pci/hda/cs35l56_hda_i2c.c
@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// CS35L56 HDA audio driver I2C binding
+//
+// Copyright (C) 2023 Cirrus Logic, Inc. and
+// Cirrus Logic International Semiconductor Ltd.
+
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+
+#include "cs35l56_hda.h"
+
+static int cs35l56_hda_i2c_probe(struct i2c_client *clt)
+{
+ struct cs35l56_hda *cs35l56;
+ int ret;
+
+ cs35l56 = devm_kzalloc(&clt->dev, sizeof(*cs35l56), GFP_KERNEL);
+ if (!cs35l56)
+ return -ENOMEM;
+
+ cs35l56->base.dev = &clt->dev;
+ cs35l56->base.can_hibernate = true;
+ cs35l56->base.regmap = devm_regmap_init_i2c(clt, &cs35l56_regmap_i2c);
+ if (IS_ERR(cs35l56->base.regmap)) {
+ ret = PTR_ERR(cs35l56->base.regmap);
+ dev_err(cs35l56->base.dev, "Failed to allocate register map: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = cs35l56_hda_common_probe(cs35l56, clt->addr);
+ if (ret)
+ return ret;
+ ret = cs35l56_irq_request(&cs35l56->base, clt->irq);
+ if (ret < 0)
+ cs35l56_hda_remove(cs35l56->base.dev);
+
+ return ret;
+}
+
+static void cs35l56_hda_i2c_remove(struct i2c_client *clt)
+{
+ cs35l56_hda_remove(&clt->dev);
+}
+
+static const struct i2c_device_id cs35l56_hda_i2c_id[] = {
+ { "cs35l56-hda", 0 },
+ {}
+};
+
+static struct i2c_driver cs35l56_hda_i2c_driver = {
+ .driver = {
+ .name = "cs35l56-hda",
+ .pm = &cs35l56_hda_pm_ops,
+ },
+ .id_table = cs35l56_hda_i2c_id,
+ .probe = cs35l56_hda_i2c_probe,
+ .remove = cs35l56_hda_i2c_remove,
+};
+module_i2c_driver(cs35l56_hda_i2c_driver);
+
+MODULE_DESCRIPTION("HDA CS35L56 I2C driver");
+MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L56);
+MODULE_IMPORT_NS(SND_SOC_CS35L56_SHARED);
+MODULE_AUTHOR("Richard Fitzgerald <rf@opensource.cirrus.com>");
+MODULE_AUTHOR("Simon Trimmer <simont@opensource.cirrus.com>");
+MODULE_LICENSE("GPL");