linux-kernel - Re: [PATCH v1 1/3] dt-binding: pci: add JH7110 PCIe dt-binding documents.

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Date:   Tue, 11 Apr 2023 15:45:07 +0800
From:   Minda Chen <minda.chen@...rfivetech.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Emil Renner Berthing <emil.renner.berthing@...onical.com>,
        Conor Dooley <conor@...nel.org>,
        "Rob Herring" <robh+dt@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>
CC:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-riscv@...ts.infradead.org>, <linux-pci@...r.kernel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Mason Huo <mason.huo@...rfivetech.com>,
        Leyfoon Tan <leyfoon.tan@...rfivetech.com>,
        Kevin Xie <kevin.xie@...rfivetech.com>
Subject: Re: [PATCH v1 1/3] dt-binding: pci: add JH7110 PCIe dt-binding
 documents.



On 2023/4/10 23:21, Krzysztof Kozlowski wrote:
> On 10/04/2023 11:05, Minda Chen wrote:
>>>> +
>>>> +  starfive,stg-syscon:
>>>> +    $ref: /schemas/types.yaml#/definitions/phandle-array
>>>> +    items:
>>>> +      items:
>>>> +        - description: phandle to System Register Controller stg_syscon node.
>>>> +        - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for PCIe.
>>>> +        - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for PCIe.
>>>> +        - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for PCIe.
>>>> +        - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for PCIe.
>>>> +    description:
>>>> +      The phandle to System Register Controller syscon node and the offset
>>>> +      of STG_SYSCONSAIF__SYSCFG register for PCIe. Total 4 regsisters offset
>>>> +      for PCIe.
>>>> +
>>>> +  pwren-gpios:
>>>> +    description: Should specify the GPIO for controlling the PCI bus device power on.
>>>
>>> What are these? Different than defined in gpio-consumer-common?
>>>
>> power gpio board level configuration. It it not a requried property
> 
> What is "board level configuration"? Again - is it different than
> powerdown-gpios from gpio-consumer-common.yaml?
> 
> 
I am sorry. I will change to powerdown-gpios follow gpio-consumer-common.yaml
> 
> Best regards,
> Krzysztof
>