1 files changed, 75 insertions, 0 deletions
diff --git a/sound/pci/hda/cs35l56_hda_spi.c b/sound/pci/hda/cs35l56_hda_spi.c
new file mode 100644
index 000000000000..a3b2fa76663d
--- /dev/null
+++ b/sound/pci/hda/cs35l56_hda_spi.c
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// CS35L56 HDA audio driver SPI binding
+//
+// Copyright (C) 2023 Cirrus Logic, Inc. and
+//                    Cirrus Logic International Semiconductor Ltd.
+
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <linux/spi/spi.h>
+
+#include "cs35l56_hda.h"
+
+static int cs35l56_hda_spi_probe(struct spi_device *spi)
+{
+	const struct spi_device_id *id = spi_get_device_id(spi);
+	struct cs35l56_hda *cs35l56;
+	int ret;
+
+	cs35l56 = devm_kzalloc(&spi->dev, sizeof(*cs35l56), GFP_KERNEL);
+	if (!cs35l56)
+		return -ENOMEM;
+
+	cs35l56->base.dev = &spi->dev;
+
+#ifdef CS35L56_WAKE_HOLD_TIME_US
+	cs35l56->base.can_hibernate = true;
+#endif
+	cs35l56->base.regmap = devm_regmap_init_spi(spi, &cs35l56_regmap_spi);
+	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, id->driver_data, spi_get_chipselect(spi, 0));
+	if (ret)
+		return ret;
+	ret = cs35l56_irq_request(&cs35l56->base, spi->irq);
+	if (ret < 0)
+		cs35l56_hda_remove(cs35l56->base.dev);
+
+	return ret;
+}
+
+static void cs35l56_hda_spi_remove(struct spi_device *spi)
+{
+	cs35l56_hda_remove(&spi->dev);
+}
+
+static const struct spi_device_id cs35l56_hda_spi_id[] = {
+	{ "cs35l54-hda", 0x3554 },
+	{ "cs35l56-hda", 0x3556 },
+	{ "cs35l57-hda", 0x3557 },
+	{}
+};
+
+static struct spi_driver cs35l56_hda_spi_driver = {
+	.driver = {
+		.name		= "cs35l56-hda",
+		.pm		= &cs35l56_hda_pm_ops,
+	},
+	.id_table	= cs35l56_hda_spi_id,
+	.probe		= cs35l56_hda_spi_probe,
+	.remove		= cs35l56_hda_spi_remove,
+};
+module_spi_driver(cs35l56_hda_spi_driver);
+
+MODULE_DESCRIPTION("HDA CS35L56 SPI 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");