> Using rgmii-id for the port is not valid as the qca8k driver does not support
> that mode. It only supports rgmii and sgmii. I think this is actually not
> correct. When phy-mode is set to rgmii for port the qca8k driver configures
> internal delays in the switch. So it behaves like rgmii-id I think.
> 
> Should not it be:
> 
> --- a/drivers/net/dsa/qca8k.c
> +++ b/drivers/net/dsa/qca8k.c
> @@ -474,7 +474,7 @@ qca8k_set_pad_ctrl(struct qca8k_priv *priv, int port, int 
> mode)
>        * PHY or MAC.
>        */
>       switch (mode) {
> -     case PHY_INTERFACE_MODE_RGMII:
> +     case PHY_INTERFACE_MODE_RGMII_ID:
>       qca8k_write(priv, reg,
>                   QCA8K_PORT_PAD_RGMII_EN |
>                   QCA8K_PORT_PAD_RGMII_TX_DELAY(3) |

We have to be careful cleaning this up. It has the potential to break
existing boards when using an old device tree blob.

         Andrew

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