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Message-ID: <6da91d8c-6694-9041-2f2f-72a8e95c7df2@linaro.org>
Date:   Sat, 25 Mar 2023 12:35:06 +0100
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Subject: Re: [PATCH v3 01/11] dt-bindings: arm: Add support for DSB element
 size
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To:     Tao Zhang <quic_taozha@quicinc.com>,
        Suzuki K Poulose <suzuki.poulose@arm.com>,
        Mathieu Poirier <mathieu.poirier@linaro.org>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>,
        Konrad Dybcio <konradybcio@gmail.com>,
        Mike Leach <mike.leach@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc:     Jinlong Mao <quic_jinlmao@quicinc.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
        Tingwei Zhang <quic_tingweiz@quicinc.com>,
        Yuanfang Zhang <quic_yuanfang@quicinc.com>,
        Trilok Soni <quic_tsoni@quicinc.com>,
        Hao Zhang <quic_hazha@quicinc.com>,
        linux-arm-msm@vger.kernel.org,
        Bjorn Andersson <andersson@kernel.org>
References: <1679551448-19160-1-git-send-email-quic_taozha@quicinc.com>
 <1679551448-19160-2-git-send-email-quic_taozha@quicinc.com>
 <e6ad7301-09ea-93e0-929e-86e0eb0a02e7@arm.com>
 <d4c133c1-38c7-93e3-deaf-b55161057409@quicinc.com>
 <fb5d55ba-8f7b-292e-e676-9423c36f4085@quicinc.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <fb5d55ba-8f7b-292e-e676-9423c36f4085@quicinc.com>
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On 24/03/2023 10:15, Tao Zhang wrote:
>>>> +    $ref: /schemas/types.yaml#/definitions/uint32
>>>> +    minimum: 32
>>>> +    maximum: 64
>>>
>>> Shouldn't this be something like oneOf ? It is not a range, but one of
>>> those two specific values ?
>>
>> Yes, "qcom,dsb-element-size" should be an optional option required in 
>> TPDM
>>
>> devicetree. Other properties like "qcom,cmb-element-size", 
>> "qcom,tc-element-size"
>>
>> and etc. will be added in a later patch series.
>>
>> I will update this doc according to your advice in the next version of 
>> the patch.
>>
>> Tao
>>
> Correct my misunderstanding in the mail above.
> 
> You are right, DSB element size should be 32-bit or 64-bit. I will 
> update this in the next

Then 'enum', not 'oneOf'.

Best regards,
Krzysztof