diff options
Diffstat (limited to 'drivers/net/sun8i_emac.c')
| -rw-r--r-- | drivers/net/sun8i_emac.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c index c0a440886e2..0629b16e57c 100644 --- a/drivers/net/sun8i_emac.c +++ b/drivers/net/sun8i_emac.c @@ -846,31 +846,44 @@ static const struct eth_ops sun8i_emac_eth_ops = { static int sun8i_get_ephy_nodes(struct emac_eth_dev *priv) { - int node, ret; + 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"); /* look for mdio-mux node for internal PHY node */ - node = fdt_path_offset(gd->fdt_blob, - "/soc/ethernet@1c30000/mdio-mux/mdio@1/ethernet-phy@1"); - if (node < 0) { + 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 node; + return ephy_node; } - ret = fdt_node_check_compatible(gd->fdt_blob, node, + /* This is not the phy we are looking for */ + if (ephy_node != ephy_handle) + 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(node), 0, + ret = clk_get_by_index_nodev(offset_to_ofnode(ephy_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(node), 0, + ret = reset_get_by_index_nodev(offset_to_ofnode(ephy_node), 0, &priv->ephy_rst); if (ret) { dev_err(dev, "failed to get EPHY TX reset\n"); |