1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Sophgo SG2044 multi-function system controller driver 4 * 5 * Copyright (C) 2025 Inochi Amaoto <inochiama@gmail.com> 6 */ 7 8 #include <linux/mfd/core.h> 9 #include <linux/mod_devicetable.h> 10 #include <linux/module.h> 11 #include <linux/property.h> 12 #include <linux/resource.h> 13 14 static const struct mfd_cell sg2044_topsys_subdev[] = { 15 { 16 .name = "sg2044-pll", 17 }, 18 }; 19 20 static int sg2044_topsys_probe(struct platform_device *pdev) 21 { 22 return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, 23 sg2044_topsys_subdev, 24 ARRAY_SIZE(sg2044_topsys_subdev), 25 NULL, 0, NULL); 26 } 27 28 static const struct of_device_id sg2044_topsys_of_match[] = { 29 { .compatible = "sophgo,sg2044-top-syscon" }, 30 { /* sentinel */ } 31 }; 32 MODULE_DEVICE_TABLE(of, sg2044_topsys_of_match); 33 34 static struct platform_driver sg2044_topsys_driver = { 35 .probe = sg2044_topsys_probe, 36 .driver = { 37 .name = "sg2044-topsys", 38 .of_match_table = sg2044_topsys_of_match, 39 }, 40 }; 41 module_platform_driver(sg2044_topsys_driver); 42 43 MODULE_AUTHOR("Inochi Amaoto <inochiama@gmail.com>"); 44 MODULE_DESCRIPTION("Sophgo SG2044 multi-function system controller driver"); 45 MODULE_LICENSE("GPL"); 46