+ return priv->vlgrp || priv->rx_csum_enable;
+}
+
+static int gfar_of_init(struct net_device *dev)
+{
+ struct device_node *phy, *mdio;
+ const unsigned int *id;
+ const char *model;
+ const char *ctype;
+ const void *mac_addr;
+ const phandle *ph;
+ u64 addr, size;
+ int err = 0;
+ struct gfar_private *priv = netdev_priv(dev);
+ struct device_node *np = priv->node;
+ char bus_name[MII_BUS_ID_SIZE];
+
+ if (!np || !of_device_is_available(np))
+ return -ENODEV;
+
+ /* get a pointer to the register memory */
+ addr = of_translate_address(np, of_get_address(np, 0, &size, NULL));
+ priv->regs = ioremap(addr, size);
+
+ if (priv->regs == NULL)
+ return -ENOMEM;
+
+ priv->interruptTransmit = irq_of_parse_and_map(np, 0);
+
+ model = of_get_property(np, "model", NULL);
+
+ /* If we aren't the FEC we have multiple interrupts */
+ if (model && strcasecmp(model, "FEC")) {
+ priv->interruptReceive = irq_of_parse_and_map(np, 1);
+
+ priv->interruptError = irq_of_parse_and_map(np, 2);
+
+ if (priv->interruptTransmit < 0 ||
+ priv->interruptReceive < 0 ||
+ priv->interruptError < 0) {
+ err = -EINVAL;
+ goto err_out;
+ }
+ }
+
+ mac_addr = of_get_mac_address(np);
+ if (mac_addr)
+ memcpy(dev->dev_addr, mac_addr, MAC_ADDR_LEN);
+
+ if (model && !strcasecmp(model, "TSEC"))
+ priv->device_flags =
+ FSL_GIANFAR_DEV_HAS_GIGABIT |
+ FSL_GIANFAR_DEV_HAS_COALESCE |
+ FSL_GIANFAR_DEV_HAS_RMON |
+ FSL_GIANFAR_DEV_HAS_MULTI_INTR;
+ if (model && !strcasecmp(model, "eTSEC"))
+ priv->device_flags =
+ FSL_GIANFAR_DEV_HAS_GIGABIT |
+ FSL_GIANFAR_DEV_HAS_COALESCE |
+ FSL_GIANFAR_DEV_HAS_RMON |
+ FSL_GIANFAR_DEV_HAS_MULTI_INTR |
+ FSL_GIANFAR_DEV_HAS_PADDING |
+ FSL_GIANFAR_DEV_HAS_CSUM |
+ FSL_GIANFAR_DEV_HAS_VLAN |
+ FSL_GIANFAR_DEV_HAS_MAGIC_PACKET |
+ FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
+
+ ctype = of_get_property(np, "phy-connection-type", NULL);
+
+ /* We only care about rgmii-id. The rest are autodetected */
+ if (ctype && !strcmp(ctype, "rgmii-id"))
+ priv->interface = PHY_INTERFACE_MODE_RGMII_ID;
+ else
+ priv->interface = PHY_INTERFACE_MODE_MII;
+
+ if (of_get_property(np, "fsl,magic-packet", NULL))
+ priv->device_flags |= FSL_GIANFAR_DEV_HAS_MAGIC_PACKET;
+
+ ph = of_get_property(np, "phy-handle", NULL);
+ if (ph == NULL) {
+ u32 *fixed_link;
+
+ fixed_link = (u32 *)of_get_property(np, "fixed-link", NULL);
+ if (!fixed_link) {
+ err = -ENODEV;
+ goto err_out;
+ }
+
+ snprintf(priv->phy_bus_id, BUS_ID_SIZE, PHY_ID_FMT, "0",
+ fixed_link[0]);
+ } else {
+ phy = of_find_node_by_phandle(*ph);
+
+ if (phy == NULL) {
+ err = -ENODEV;
+ goto err_out;
+ }
+
+ mdio = of_get_parent(phy);
+
+ id = of_get_property(phy, "reg", NULL);
+
+ of_node_put(phy);
+ of_node_put(mdio);
+
+ gfar_mdio_bus_name(bus_name, mdio);
+ snprintf(priv->phy_bus_id, BUS_ID_SIZE, "%s:%02x",
+ bus_name, *id);
+ }
+
+ /* Find the TBI PHY. If it's not there, we don't support SGMII */
+ ph = of_get_property(np, "tbi-handle", NULL);
+ if (ph) {
+ struct device_node *tbi = of_find_node_by_phandle(*ph);
+ struct of_device *ofdev;
+ struct mii_bus *bus;
+
+ if (!tbi)
+ return 0;
+
+ mdio = of_get_parent(tbi);
+ if (!mdio)
+ return 0;
+
+ ofdev = of_find_device_by_node(mdio);
+
+ of_node_put(mdio);
+
+ id = of_get_property(tbi, "reg", NULL);
+ if (!id)
+ return 0;
+
+ of_node_put(tbi);
+
+ bus = dev_get_drvdata(&ofdev->dev);
+
+ priv->tbiphy = bus->phy_map[*id];
+ }
+
+ return 0;
+
+err_out:
+ iounmap(priv->regs);
+ return err;