On 20/08/2019 22:38, Martin Blumenstingl wrote:
> adding Jerome
>
> On Wed, Aug 14, 2019 at 4:31 PM Neil Armstrong <narmstrong@xxxxxxxxxxxx> wrote:
>>
>> This fixes the following DT schemas check errors:
>> meson-gxl-s805x-libretech-ac.dt.yaml: ethernet-phy@8: compatible: ['ethernet-phy-id0181.4400', 'ethernet-phy-ieee802.3-c22'] is not valid under any of the given schemas
>>
>> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
>> ---
>> arch/arm64/boot/dts/amlogic/meson-gxl.dtsi | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
>> index ee1ecdbcc958..43eb158bee24 100644
>> --- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
>> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
>> @@ -709,7 +709,7 @@
>> #size-cells = <0>;
>>
>> internal_phy: ethernet-phy@8 {
>> - compatible = "ethernet-phy-id0181.4400", "ethernet-phy-ieee802.3-c22";
>> + compatible = "ethernet-phy-id0181.4400";
> on G12A there was a specific reason (iirc it was because the PHY ID
> can be any arbitrary value programmed into some register) why we added
> it with a compatible string
> Jerome, do we have the same situation on GXL/GXM as well?
Yes the ID in encoded in the register, but we use the very basic mmio mux, but we should
switch to the same g12a-mdio-mux at some point..
=> infinite TODO list !
Neil
>
> if not I prefer to drop the compatible string because it's probably
> from a time where the PHY dt-bindings stated "add the PHY ID
> compatible string if you know it" while the actual suggestion was
> "only add it if reading the ID doesn't work for some reason"
>
>
> Martin
>
