1 files changed, 0 insertions, 120 deletions
diff --git a/drivers/net/phy/mdio-mvusb.c b/drivers/net/phy/mdio-mvusb.c
deleted file mode 100644
index d5eabddfdf51..000000000000
--- a/drivers/net/phy/mdio-mvusb.c
+++ /dev/null
@@ -1,120 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/of_mdio.h>
-#include <linux/phy.h>
-#include <linux/usb.h>
-
-#define USB_MARVELL_VID	0x1286
-
-static const struct usb_device_id mvusb_mdio_table[] = {
-	{ USB_DEVICE(USB_MARVELL_VID, 0x1fa4) },
-
-	{}
-};
-MODULE_DEVICE_TABLE(usb, mvusb_mdio_table);
-
-enum {
-	MVUSB_CMD_PREAMBLE0,
-	MVUSB_CMD_PREAMBLE1,
-	MVUSB_CMD_ADDR,
-	MVUSB_CMD_VAL,
-};
-
-struct mvusb_mdio {
-	struct usb_device *udev;
-	struct mii_bus *mdio;
-
-	__le16 buf[4];
-};
-
-static int mvusb_mdio_read(struct mii_bus *mdio, int dev, int reg)
-{
-	struct mvusb_mdio *mvusb = mdio->priv;
-	int err, alen;
-
-	if (dev & MII_ADDR_C45)
-		return -EOPNOTSUPP;
-
-	mvusb->buf[MVUSB_CMD_ADDR] = cpu_to_le16(0xa400 | (dev << 5) | reg);
-
-	err = usb_bulk_msg(mvusb->udev, usb_sndbulkpipe(mvusb->udev, 2),
-			   mvusb->buf, 6, &alen, 100);
-	if (err)
-		return err;
-
-	err = usb_bulk_msg(mvusb->udev, usb_rcvbulkpipe(mvusb->udev, 6),
-			   &mvusb->buf[MVUSB_CMD_VAL], 2, &alen, 100);
-	if (err)
-		return err;
-
-	return le16_to_cpu(mvusb->buf[MVUSB_CMD_VAL]);
-}
-
-static int mvusb_mdio_write(struct mii_bus *mdio, int dev, int reg, u16 val)
-{
-	struct mvusb_mdio *mvusb = mdio->priv;
-	int alen;
-
-	if (dev & MII_ADDR_C45)
-		return -EOPNOTSUPP;
-
-	mvusb->buf[MVUSB_CMD_ADDR] = cpu_to_le16(0x8000 | (dev << 5) | reg);
-	mvusb->buf[MVUSB_CMD_VAL]  = cpu_to_le16(val);
-
-	return usb_bulk_msg(mvusb->udev, usb_sndbulkpipe(mvusb->udev, 2),
-			    mvusb->buf, 8, &alen, 100);
-}
-
-static int mvusb_mdio_probe(struct usb_interface *interface,
-			    const struct usb_device_id *id)
-{
-	struct device *dev = &interface->dev;
-	struct mvusb_mdio *mvusb;
-	struct mii_bus *mdio;
-
-	mdio = devm_mdiobus_alloc_size(dev, sizeof(*mvusb));
-	if (!mdio)
-		return -ENOMEM;
-
-	mvusb = mdio->priv;
-	mvusb->mdio = mdio;
-	mvusb->udev = usb_get_dev(interface_to_usbdev(interface));
-
-	/* Reversed from USB PCAPs, no idea what these mean. */
-	mvusb->buf[MVUSB_CMD_PREAMBLE0] = cpu_to_le16(0xe800);
-	mvusb->buf[MVUSB_CMD_PREAMBLE1] = cpu_to_le16(0x0001);
-
-	snprintf(mdio->id, MII_BUS_ID_SIZE, "mvusb-%s", dev_name(dev));
-	mdio->name = mdio->id;
-	mdio->parent = dev;
-	mdio->read = mvusb_mdio_read;
-	mdio->write = mvusb_mdio_write;
-
-	usb_set_intfdata(interface, mvusb);
-	return of_mdiobus_register(mdio, dev->of_node);
-}
-
-static void mvusb_mdio_disconnect(struct usb_interface *interface)
-{
-	struct mvusb_mdio *mvusb = usb_get_intfdata(interface);
-	struct usb_device *udev = mvusb->udev;
-
-	mdiobus_unregister(mvusb->mdio);
-	usb_set_intfdata(interface, NULL);
-	usb_put_dev(udev);
-}
-
-static struct usb_driver mvusb_mdio_driver = {
-	.name       = "mvusb_mdio",
-	.id_table   = mvusb_mdio_table,
-	.probe      = mvusb_mdio_probe,
-	.disconnect = mvusb_mdio_disconnect,
-};
-
-module_usb_driver(mvusb_mdio_driver);
-
-MODULE_AUTHOR("Tobias Waldekranz <tobias@waldekranz.com>");
-MODULE_DESCRIPTION("Marvell USB MDIO Adapter");
-MODULE_LICENSE("GPL");