/* * Generic DWMAC platform driver * * Copyright (C) 2007-2011 STMicroelectronics Ltd * Copyright (C) 2015 Joachim Eastwood <manabian@gmail.com> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> #include "stmmac.h" #include "stmmac_platform.h" static int dwmac_generic_probe(struct platform_device *pdev) { struct plat_stmmacenet_data *plat_dat; struct stmmac_resources stmmac_res; int ret; ret = stmmac_get_platform_resources(pdev, &stmmac_res); if (ret) return ret; if (pdev->dev.of_node) { plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac); if (IS_ERR(plat_dat)) { dev_err(&pdev->dev, "dt configuration failed\n"); return PTR_ERR(plat_dat); } } else { plat_dat = dev_get_platdata(&pdev->dev); if (!plat_dat) { dev_err(&pdev->dev, "no platform data provided\n"); return -EINVAL; } /* Set default value for multicast hash bins */ plat_dat->multicast_filter_bins = HASH_TABLE_SIZE; /* Set default value for unicast filter entries */ plat_dat->unicast_filter_entries = 1; } /* Custom initialisation (if needed) */ if (plat_dat->init) { ret = plat_dat->init(pdev, plat_dat->bsp_priv); if (ret) goto err_remove_config_dt; } ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (ret) goto err_exit; return 0; err_exit: if (plat_dat->exit) plat_dat->exit(pdev, plat_dat->bsp_priv); err_remove_config_dt: if (pdev->dev.of_node) stmmac_remove_config_dt(pdev, plat_dat); return ret; } static const struct of_device_id dwmac_generic_match[] = { { .compatible = "st,spear600-gmac"}, { .compatible = "snps,dwmac-3.40a"}, { .compatible = "snps,dwmac-3.50a"}, { .compatible = "snps,dwmac-3.610"}, { .compatible = "snps,dwmac-3.70a"}, { .compatible = "snps,dwmac-3.710"}, { .compatible = "snps,dwmac-4.00"}, { .compatible = "snps,dwmac-4.10a"}, { .compatible = "snps,dwmac"}, { .compatible = "snps,dwxgmac-2.10"}, { .compatible = "snps,dwxgmac"}, { } }; MODULE_DEVICE_TABLE(of, dwmac_generic_match); static struct platform_driver dwmac_generic_driver = { .probe = dwmac_generic_probe, .remove = stmmac_pltfr_remove, .driver = { .name = STMMAC_RESOURCE_NAME, .pm = &stmmac_pltfr_pm_ops, .of_match_table = of_match_ptr(dwmac_generic_match), }, }; module_platform_driver(dwmac_generic_driver); MODULE_DESCRIPTION("Generic dwmac driver"); MODULE_LICENSE("GPL v2");