+ priv->oc_disable = dev_read_bool(dev, "disable-over-current");
+ priv->hnp_srp_disable = dev_read_bool(dev, "hnp-srp-disable");
+
+ return 0;
+}
+
+static int dwc2_setup_phy(struct udevice *dev)
+{
+ struct dwc2_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ ret = generic_phy_get_by_index(dev, 0, &priv->phy);
+ if (ret) {
+ if (ret == -ENOENT)
+ return 0; /* no PHY, nothing to do */
+ dev_err(dev, "Failed to get USB PHY: %d.\n", ret);
+ return ret;
+ }
+
+ ret = generic_phy_init(&priv->phy);
+ if (ret) {
+ dev_dbg(dev, "Failed to init USB PHY: %d.\n", ret);
+ return ret;
+ }
+
+ ret = generic_phy_power_on(&priv->phy);
+ if (ret) {
+ dev_dbg(dev, "Failed to power on USB PHY: %d.\n", ret);
+ generic_phy_exit(&priv->phy);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int dwc2_shutdown_phy(struct udevice *dev)
+{
+ struct dwc2_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ /* PHY is not valid when generic_phy_get_by_index() = -ENOENT */
+ if (!generic_phy_valid(&priv->phy))
+ return 0; /* no PHY, nothing to do */
+
+ ret = generic_phy_power_off(&priv->phy);
+ if (ret) {
+ dev_dbg(dev, "Failed to power off USB PHY: %d.\n", ret);
+ return ret;
+ }
+
+ ret = generic_phy_exit(&priv->phy);
+ if (ret) {
+ dev_dbg(dev, "Failed to power off USB PHY: %d.\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int dwc2_clk_init(struct udevice *dev)
+{
+ struct dwc2_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ ret = clk_get_bulk(dev, &priv->clks);
+ if (ret == -ENOSYS || ret == -ENOENT)
+ return 0;
+ if (ret)
+ return ret;
+
+ ret = clk_enable_bulk(&priv->clks);
+ if (ret) {
+ clk_release_bulk(&priv->clks);
+ return ret;
+ }