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SubjectRe: [PATCH 05/10] ARM: dts: BCM5301X: Provide defaults ports container node
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On 11.11.2020 02:48, Florian Fainelli wrote:
> On 11/10/2020 2:13 PM, Florian Fainelli wrote:
>> On 11/10/20 2:12 PM, Vladimir Oltean wrote:
>>> On Mon, Nov 09, 2020 at 07:31:08PM -0800, Florian Fainelli wrote:
>>>> Provide an empty 'ports' container node with the correct #address-cells
>>>> and #size-cells properties. This silences the following warning:
>>>>
>>>> arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dt.yaml:
>>>> ethernet-switch@18007000: 'oneOf' conditional failed, one must be fixed:
>>>> 'ports' is a required property
>>>> 'ethernet-ports' is a required property
>>>> From schema:
>>>> Documentation/devicetree/bindings/net/dsa/b53.yaml
>>>>
>>>> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
>>>> ---
>>>> arch/arm/boot/dts/bcm5301x.dtsi | 4 ++++
>>>> 1 file changed, 4 insertions(+)
>>>>
>>>> diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
>>>> index 807580dd89f5..89993a8a6765 100644
>>>> --- a/arch/arm/boot/dts/bcm5301x.dtsi
>>>> +++ b/arch/arm/boot/dts/bcm5301x.dtsi
>>>> @@ -489,6 +489,10 @@ srab: ethernet-switch@18007000 {
>>>> status = "disabled";
>>>>
>>>> /* ports are defined in board DTS */
>>>> + ports {
>>>> + #address-cells = <1>;
>>>> + #size-cells = <0>;
>>>> + };
>>>
>>> This look a bit 'lone wolf' here. Not sure how much time you intend to
>>> spend on this, but FWIW, others prefer to declare all ports in the SoC
>>> DTSI with status = "disabled", and just enable the ones used per-board,
>>> and add labels and PHY handles also per-board. Example: fsl-ls1028a.dtsi
>>> and fsl-ls1028a-rdb.dts.
>>
>> That's a good suggestion, I could do that.
>
> There is quite a bit of variation between designs and how the ports are
> assigned and it would end up being quite verbose, so I will punt that
> for now.

I agree with Florian, boards (vendors) use ports really randomly so pretty
much every device needs that defined from the scratch.

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