+/* board-specific Ethernet Interface initializations. */
+__weak int board_interface_eth_init(struct udevice *dev,
+ phy_interface_t interface_type)
+{
+ return 0;
+}
+
+static int eqos_probe_resources_stm32(struct udevice *dev)
+{
+ struct eqos_priv *eqos = dev_get_priv(dev);
+ int ret;
+ phy_interface_t interface;
+ struct ofnode_phandle_args phandle_args;
+
+ debug("%s(dev=%p):\n", __func__, dev);
+
+ interface = eqos->config->interface(dev);
+
+ if (interface == PHY_INTERFACE_MODE_NONE) {
+ pr_err("Invalid PHY interface\n");
+ return -EINVAL;
+ }
+
+ ret = board_interface_eth_init(dev, interface);
+ if (ret)
+ return -EINVAL;
+
+ eqos->max_speed = dev_read_u32_default(dev, "max-speed", 0);
+
+ ret = clk_get_by_name(dev, "stmmaceth", &eqos->clk_master_bus);
+ if (ret) {
+ pr_err("clk_get_by_name(master_bus) failed: %d", ret);
+ goto err_probe;
+ }
+
+ ret = clk_get_by_name(dev, "mac-clk-rx", &eqos->clk_rx);
+ if (ret) {
+ pr_err("clk_get_by_name(rx) failed: %d", ret);
+ goto err_free_clk_master_bus;
+ }
+
+ ret = clk_get_by_name(dev, "mac-clk-tx", &eqos->clk_tx);
+ if (ret) {
+ pr_err("clk_get_by_name(tx) failed: %d", ret);
+ goto err_free_clk_rx;
+ }
+
+ /* Get ETH_CLK clocks (optional) */
+ ret = clk_get_by_name(dev, "eth-ck", &eqos->clk_ck);
+ if (ret)
+ pr_warn("No phy clock provided %d", ret);
+
+ eqos->phyaddr = -1;
+ ret = dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0,
+ &phandle_args);
+ if (!ret) {
+ /* search "reset-gpios" in phy node */
+ ret = gpio_request_by_name_nodev(phandle_args.node,
+ "reset-gpios", 0,
+ &eqos->phy_reset_gpio,
+ GPIOD_IS_OUT |
+ GPIOD_IS_OUT_ACTIVE);
+ if (ret)
+ pr_warn("gpio_request_by_name(phy reset) not provided %d",
+ ret);
+
+ eqos->phyaddr = ofnode_read_u32_default(phandle_args.node,
+ "reg", -1);
+ }
+
+ debug("%s: OK\n", __func__);
+ return 0;
+
+err_free_clk_rx:
+ clk_free(&eqos->clk_rx);
+err_free_clk_master_bus:
+ clk_free(&eqos->clk_master_bus);
+err_probe:
+
+ debug("%s: returns %d\n", __func__, ret);
+ return ret;
+}
+
+static phy_interface_t eqos_get_interface_stm32(struct udevice *dev)
+{
+ const char *phy_mode;
+ phy_interface_t interface = PHY_INTERFACE_MODE_NONE;
+
+ debug("%s(dev=%p):\n", __func__, dev);
+
+ phy_mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "phy-mode",
+ NULL);
+ if (phy_mode)
+ interface = phy_get_interface_by_name(phy_mode);
+
+ return interface;
+}
+
+static phy_interface_t eqos_get_interface_tegra186(struct udevice *dev)
+{
+ return PHY_INTERFACE_MODE_MII;
+}
+
+static int eqos_probe_resources_imx(struct udevice *dev)
+{
+ struct eqos_priv *eqos = dev_get_priv(dev);
+ phy_interface_t interface;
+
+ debug("%s(dev=%p):\n", __func__, dev);
+
+ interface = eqos->config->interface(dev);
+
+ if (interface == PHY_INTERFACE_MODE_NONE) {
+ pr_err("Invalid PHY interface\n");
+ return -EINVAL;
+ }
+
+ debug("%s: OK\n", __func__);
+ return 0;
+}
+
+static phy_interface_t eqos_get_interface_imx(struct udevice *dev)
+{
+ const char *phy_mode;
+ phy_interface_t interface = PHY_INTERFACE_MODE_NONE;
+
+ debug("%s(dev=%p):\n", __func__, dev);
+
+ phy_mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "phy-mode",
+ NULL);
+ if (phy_mode)
+ interface = phy_get_interface_by_name(phy_mode);
+
+ return interface;
+}
+