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Based on 3 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/**
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* emac_arc.c - ARC EMAC specific glue layer
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*
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* Copyright (C) 2014 Romain Perier
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*
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* Romain Perier <romain.perier@gmail.com>
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*/
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#include <linux/etherdevice.h>
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#include <linux/module.h>
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#include <linux/of_net.h>
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#include <linux/platform_device.h>
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#include "emac.h"
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#define DRV_NAME "emac_arc"
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#define DRV_VERSION "1.0"
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static int emac_arc_probe(struct platform_device *pdev)
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{
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struct device *dev = &pdev->dev;
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struct net_device *ndev;
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struct arc_emac_priv *priv;
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int interface, err;
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if (!dev->of_node)
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return -ENODEV;
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ndev = alloc_etherdev(sizeof(struct arc_emac_priv));
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if (!ndev)
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return -ENOMEM;
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platform_set_drvdata(pdev, ndev);
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SET_NETDEV_DEV(ndev, dev);
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priv = netdev_priv(ndev);
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priv->drv_name = DRV_NAME;
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priv->drv_version = DRV_VERSION;
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interface = of_get_phy_mode(dev->of_node);
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if (interface < 0)
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interface = PHY_INTERFACE_MODE_MII;
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priv->clk = devm_clk_get(dev, "hclk");
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if (IS_ERR(priv->clk)) {
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dev_err(dev, "failed to retrieve host clock from device tree\n");
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err = -EINVAL;
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goto out_netdev;
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}
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err = arc_emac_probe(ndev, interface);
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out_netdev:
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if (err)
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free_netdev(ndev);
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return err;
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}
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static int emac_arc_remove(struct platform_device *pdev)
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{
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struct net_device *ndev = platform_get_drvdata(pdev);
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int err;
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err = arc_emac_remove(ndev);
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free_netdev(ndev);
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return err;
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}
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static const struct of_device_id emac_arc_dt_ids[] = {
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{ .compatible = "snps,arc-emac" },
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{ /* Sentinel */ }
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};
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MODULE_DEVICE_TABLE(of, emac_arc_dt_ids);
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static struct platform_driver emac_arc_driver = {
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.probe = emac_arc_probe,
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.remove = emac_arc_remove,
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.driver = {
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.name = DRV_NAME,
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.of_match_table = emac_arc_dt_ids,
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},
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};
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module_platform_driver(emac_arc_driver);
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MODULE_AUTHOR("Romain Perier <romain.perier@gmail.com>");
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MODULE_DESCRIPTION("ARC EMAC platform driver");
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MODULE_LICENSE("GPL");
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