[Patch] net: dwc_eth_qos - works with fixed-phy

[Marek Vasut]

On 2/15/23 17:16, Elmar Psilog wrote:
> Let the EQoS in imx8mp handle fixed-phy too.
> Without that patch it lost track to the node to scan
> speed and duplex.
> Patch was created by Marek Vasut, just tested by me.
> 
> Signed-off-by: Elmar Psilog <epsi at gmx.de>
> ---
> drivers/net/dwc_eth_qos.c
> 1 file changed

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> diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c
> index afc47b56ff..10915d8e47 100644
> --- a/drivers/net/dwc_eth_qos.c
> +++ b/drivers/net/dwc_eth_qos.c
> @@ -785,9 +785,21 @@ static int eqos_start(struct udevice *dev)
>           */
>          if (!eqos->phy) {
>                  int addr = -1;
> -               addr = eqos_get_phy_addr(eqos, dev);
> -               eqos->phy = phy_connect(eqos->mii, addr, dev,
> - eqos->config->interface(dev));
> +               ofnode fixed_node;
> +
> +               if (IS_ENABLED(CONFIG_PHY_FIXED)) {
> +                       fixed_node = ofnode_find_subnode(dev_ofnode(dev),
> +                               "fixed-link");
> +                       if (ofnode_valid(fixed_node)) {
> +                               eqos->phy =
> fixed_phy_create(dev_ofnode(dev));
> +                               eqos->phy_of_node = fixed_node;
> +                       }
> +               }
> +               if (!eqos->phy) {
> +                       addr = eqos_get_phy_addr(eqos, dev);
> +                       eqos->phy = phy_connect(eqos->mii, addr, dev,
> eqos->config->interface(dev));
> +               }
> +
>                  if (!eqos->phy) {
>                          pr_err("phy_connect() failed");
>                          goto err_stop_resets;

+CC Ramon the network maintainer .