linux-kernel - Re: [PATCH v3 2/5] dt-bindings: ata: dwc-ahci: add Rockchip RK3588

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Message-ID: <838ed0e6-985d-9a45-7ece-c607bda15871@linaro.org>
Date:   Mon, 12 Jun 2023 10:39:57 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Serge Semin <fancer.lancer@...il.com>
Cc:     Sebastian Reichel <sebastian.reichel@...labora.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        linux-ide@...r.kernel.org, linux-phy@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: [PATCH v3 2/5] dt-bindings: ata: dwc-ahci: add Rockchip RK3588

On 12/06/2023 10:35, Serge Semin wrote:
> On Mon, Jun 12, 2023 at 10:24:06AM +0200, Krzysztof Kozlowski wrote:
>> On 08/06/2023 18:22, Sebastian Reichel wrote:
>>> This adds Rockchip RK3588 AHCI binding. In order to narrow down the
>>> allowed clocks without bloating the generic binding, the description
>>> of Rockchip's AHCI controllers has been moved to its own file.
>>>
>>> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
>>> ---
>>
>> ...
>>
>>> +
>>> +properties:
>>> +  compatible:
>>> +    items:
>>> +      - enum:
>>> +          - rockchip,rk3568-dwc-ahci
>>> +          - rockchip,rk3588-dwc-ahci
>>> +      - const: snps,dwc-ahci
>>> +
>>> +  ports-implemented:
>>> +    const: 1
>>> +
>>> +patternProperties:
>>> +  "^sata-port@[0-9a-e]$":
>>> +    $ref: /schemas/ata/snps,dwc-ahci-common.yaml#/$defs/dwc-ahci-port
>>> +
>>> +    unevaluatedProperties: false
>>
> 
>> You should be able to skip this patternProperties entirely, because it
>> comes from dwc-ahci-common -> ahci-common schema. Did you try the patch
>> without it?
> 
> Please see my message about this. The "sata-port@[0-9a-e]$" sub-node
> bindings could be updated with the "reg" property constraint which,
> based on the "ports-implemented" property value, most likely is
> supposed to be always set to const: 1.

Then anyway the pattern is wrong as it should be @1 always.

Best regards,
Krzysztof