1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/soc/sophgo/sg2044-topsys.c b/drivers/soc/sophgo/sg2044-topsys.c
new file mode 100644
index 000000000000..179f2620b2a9
--- /dev/null
+++ b/drivers/soc/sophgo/sg2044-topsys.c
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Sophgo SG2044 multi-function system controller driver
+ *
+ * Copyright (C) 2025 Inochi Amaoto <inochiama@gmail.com>
+ */
+
+#include <linux/mfd/core.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/property.h>
+#include <linux/resource.h>
+
+static const struct mfd_cell sg2044_topsys_subdev[] = {
+	{
+		.name = "sg2044-pll",
+	},
+};
+
+static int sg2044_topsys_probe(struct platform_device *pdev)
+{
+	return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO,
+				    sg2044_topsys_subdev,
+				    ARRAY_SIZE(sg2044_topsys_subdev),
+				    NULL, 0, NULL);
+}
+
+static const struct of_device_id sg2044_topsys_of_match[] = {
+	{ .compatible = "sophgo,sg2044-top-syscon" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, sg2044_topsys_of_match);
+
+static struct platform_driver sg2044_topsys_driver = {
+	.probe = sg2044_topsys_probe,
+	.driver = {
+		.name = "sg2044-topsys",
+		.of_match_table = sg2044_topsys_of_match,
+	},
+};
+module_platform_driver(sg2044_topsys_driver);
+
+MODULE_AUTHOR("Inochi Amaoto <inochiama@gmail.com>");
+MODULE_DESCRIPTION("Sophgo SG2044 multi-function system controller driver");
+MODULE_LICENSE("GPL");