> +static int netsec_mac_update_to_phy_state(struct netsec_priv *priv)
> +{
> + struct phy_device *phydev = priv->ndev->phydev;
> + u32 value = 0;
> +
> + value = phydev->duplex ? NETSEC_GMAC_MCR_REG_FULL_DUPLEX_COMMON :
> + NETSEC_GMAC_MCR_REG_HALF_DUPLEX_COMMON;
> +
> + if (phydev->speed != SPEED_1000)
> + value |= NETSEC_MCR_PS;
> +
> + if ((priv->phy_interface != PHY_INTERFACE_MODE_GMII) &&
> + (phydev->speed == SPEED_100))
> + value |= NETSEC_GMAC_MCR_REG_FES;
> +
> + value |= NETSEC_GMAC_MCR_REG_CST | NETSEC_GMAC_MCR_REG_JE;
> +
> + if (priv->phy_interface == PHY_INTERFACE_MODE_RGMII)
> + value |= NETSEC_GMAC_MCR_REG_IBN;
> +
> + if (netsec_mac_write(priv, GMAC_REG_MCR, value))
> + return -ETIMEDOUT;
> +
> + priv->actual_link_speed = phydev->speed;
> + priv->actual_duplex = phydev->duplex;
> + netif_info(priv, drv, priv->ndev, "%s: %uMbps, duplex:%d\n",
> + __func__, phydev->speed, phydev->duplex);
phy_print_status()
> + mac = of_get_mac_address(pdev->dev.of_node);
> + if (mac)
> + ether_addr_copy(ndev->dev_addr, mac);
> +
> + if (!is_valid_ether_addr(ndev->dev_addr)) {
> + eth_hw_addr_random(ndev);
> + dev_warn(&pdev->dev, "No MAC address found, using random\n");
> + }
So the mac address is optional, unlike what the binding document says.
> + priv->phy_np = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0);
> + if (!priv->phy_np) {
> + netif_err(priv, probe, ndev, "missing phy in DT\n");
It is the phy-handle which is missing, not the phy.
> +
> + /* MTU range */
> + ndev->min_mtu = ETH_MIN_MTU;
No need to set this, it is the default.
Otherwise, this looks good, in terms of phy and mdio.
Andrew
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