Re: [PATCH net-next 3/3] net: phy: mediatek: add driver for built-in 2.5G ethernet PHY on MT7988

["SkyLake Huang (黃啟澤)" <SkyLake.Huang@mediatek.com>]

On Thu, 2025-01-16 at 13:45 +0100, Krzysztof Kozlowski wrote:
> 
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> On 16/01/2025 02:21, Sky Huang wrote:
> > +
> > +static int mt798x_2p5ge_phy_load_fw(struct phy_device *phydev)
> > +{
> > +     struct mtk_i2p5ge_phy_priv *priv = phydev->priv;
> > +     void __iomem *mcu_csr_base, *pmb_addr;
> > +     struct device *dev = &phydev->mdio.dev;
> > +     const struct firmware *fw;
> > +     struct device_node *np;
> > +     int ret, i;
> > +     u32 reg;
> > +
> > +     if (priv->fw_loaded)
> > +             return 0;
> > +
> > +     np = of_find_compatible_node(NULL, NULL, "mediatek,2p5gphy-
> > fw");
> 
> There is no such compatible. You cannot just add undocumented
> bindings.
> 
> Also, devices should not just look for some random compatibles.
> Express
> proper relationships with phandles or node hierarchy.
> 
Hi Krzysztof,
  OK. I'll add dt-bindings' document in next version.

BR,
Sky
>