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