// SPDX-License-Identifier: GPL-2.0+ // Platform driver for Loongson SPI Support // Copyright (C) 2023 Loongson Technology Corporation Limited #include <linux/err.h> #include <linux/mod_devicetable.h> #include <linux/platform_device.h> #include "spi-loongson.h" static int loongson_spi_platform_probe(struct platform_device *pdev) { int ret; void __iomem *reg_base; struct device *dev = &pdev->dev; reg_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(reg_base)) return PTR_ERR(reg_base); ret = loongson_spi_init_controller(dev, reg_base); if (ret) return dev_err_probe(dev, ret, "failed to initialize controller\n"); return 0; } static const struct of_device_id loongson_spi_id_table[] = { { .compatible = "loongson,ls2k1000-spi" }, { } }; MODULE_DEVICE_TABLE(of, loongson_spi_id_table); static struct platform_driver loongson_spi_plat_driver = { .probe = loongson_spi_platform_probe, .driver = { .name = "loongson-spi", .bus = &platform_bus_type, .pm = &loongson_spi_dev_pm_ops, .of_match_table = loongson_spi_id_table, }, }; module_platform_driver(loongson_spi_plat_driver); MODULE_DESCRIPTION("Loongson spi platform driver"); MODULE_LICENSE("GPL"); MODULE_IMPORT_NS("SPI_LOONGSON_CORE");