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net: dsa: mv88e6060: Support probing as an mdio device 

Probing DSA devices as platform devices has been superseded by using
normal bus drivers. Add support for probing the mv88e6060 device as an
mdio device.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2019-04-28 02:56:21 +02:00 committed by David S. Miller
parent 492593010d
commit 277617603c
1 changed files with 58 additions and 1 deletions
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59
drivers/net/dsa/mv88e6060.c
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@ -276,15 +276,72 @@ static struct dsa_switch_driver mv88e6060_switch_drv = {
.ops = &mv88e6060_switch_ops,
};
static int mv88e6060_probe(struct mdio_device *mdiodev)
{
struct device *dev = &mdiodev->dev;
struct mv88e6060_priv *priv;
struct dsa_switch *ds;
const char *name;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
priv->bus = mdiodev->bus;
priv->sw_addr = mdiodev->addr;
name = mv88e6060_get_name(priv->bus, priv->sw_addr);
if (!name)
return -ENODEV;
dev_info(dev, "switch %s detected\n", name);
ds = dsa_switch_alloc(dev, MV88E6060_PORTS);
if (!ds)
return -ENOMEM;
ds->priv = priv;
ds->dev = dev;
ds->ops = &mv88e6060_switch_ops;
dev_set_drvdata(dev, ds);
return dsa_register_switch(ds);
}
static void mv88e6060_remove(struct mdio_device *mdiodev)
{
struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
dsa_unregister_switch(ds);
}
static const struct of_device_id mv88e6060_of_match[] = {
{
.compatible = "marvell,mv88e6060",
},
{ /* sentinel */ },
};
static struct mdio_driver mv88e6060_driver = {
.probe = mv88e6060_probe,
.remove = mv88e6060_remove,
.mdiodrv.driver = {
.name = "mv88e6060",
.of_match_table = mv88e6060_of_match,
},
};
static int __init mv88e6060_init(void)
{
register_switch_driver(&mv88e6060_switch_drv);
return 0;
return mdio_driver_register(&mv88e6060_driver);
}
module_init(mv88e6060_init);
static void __exit mv88e6060_cleanup(void)
{
mdio_driver_unregister(&mv88e6060_driver);
unregister_switch_driver(&mv88e6060_switch_drv);
}
module_exit(mv88e6060_cleanup);