diff options
| -rw-r--r-- | drivers/net/sun8i_emac.c | 47 |
1 files changed, 15 insertions, 32 deletions
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c index 2b39ad81b66..985ac961f1c 100644 --- a/drivers/net/sun8i_emac.c +++ b/drivers/net/sun8i_emac.c @@ -810,47 +810,30 @@ static const struct eth_ops sun8i_emac_eth_ops = { .stop = sun8i_emac_eth_stop, }; -static int sun8i_get_ephy_nodes(struct udevice *dev, struct emac_eth_dev *priv) +static int sun8i_handle_internal_phy(struct udevice *dev, struct emac_eth_dev *priv) { - int emac_node, ephy_node, ret, ephy_handle; - - emac_node = fdt_path_offset(gd->fdt_blob, - "/soc/ethernet@1c30000"); - if (emac_node < 0) { - debug("failed to get emac node\n"); - return emac_node; - } - ephy_handle = fdtdec_lookup_phandle(gd->fdt_blob, - emac_node, "phy-handle"); + struct ofnode_phandle_args phandle; + int ret; - /* look for mdio-mux node for internal PHY node */ - ephy_node = fdt_path_offset(gd->fdt_blob, - "/soc/ethernet@1c30000/mdio-mux/mdio@1/ethernet-phy@1"); - if (ephy_node < 0) { - debug("failed to get mdio-mux with internal PHY\n"); - return ephy_node; - } + ret = ofnode_parse_phandle_with_args(dev_ofnode(dev), "phy-handle", + NULL, 0, 0, &phandle); + if (ret) + return ret; - /* This is not the phy we are looking for */ - if (ephy_node != ephy_handle) + /* If the PHY node is not a child of the internal MDIO bus, we are + * using some external PHY. + */ + if (!ofnode_device_is_compatible(ofnode_get_parent(phandle.node), + "allwinner,sun8i-h3-mdio-internal")) return 0; - ret = fdt_node_check_compatible(gd->fdt_blob, ephy_node, - "allwinner,sun8i-h3-mdio-internal"); - if (ret < 0) { - debug("failed to find mdio-internal node\n"); - return ret; - } - - ret = clk_get_by_index_nodev(offset_to_ofnode(ephy_node), 0, - &priv->ephy_clk); + ret = clk_get_by_index_nodev(phandle.node, 0, &priv->ephy_clk); if (ret) { dev_err(dev, "failed to get EPHY TX clock\n"); return ret; } - ret = reset_get_by_index_nodev(offset_to_ofnode(ephy_node), 0, - &priv->ephy_rst); + ret = reset_get_by_index_nodev(phandle.node, 0, &priv->ephy_rst); if (ret) { dev_err(dev, "failed to get EPHY TX reset\n"); return ret; @@ -942,7 +925,7 @@ static int sun8i_emac_eth_ofdata_to_platdata(struct udevice *dev) } if (priv->variant == H3_EMAC) { - ret = sun8i_get_ephy_nodes(dev, priv); + ret = sun8i_handle_internal_phy(dev, priv); if (ret) return ret; } |