linux-kernel - Re: [PATCH v2 1/2] dt-bindings: mmc: sdhci-msm: Add ICE phandle

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Message-ID: <ce49730e-75d3-87fd-3190-44e45cf83fe0@oss.qualcomm.com>
Date: Fri, 16 Jan 2026 12:20:53 +0530
From: Neeraj Soni <neeraj.soni@....qualcomm.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: ulf.hansson@...aro.org, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, andersson@...nel.org, konradybcio@...nel.org,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: mmc: sdhci-msm: Add ICE phandle

Hi,

On 1/15/2026 2:33 PM, Krzysztof Kozlowski wrote:
> On Wed, Jan 14, 2026 at 03:18:47PM +0530, Neeraj Soni wrote:
>> Starting with sc7280(kodiak), the ICE will have its own device-tree node.
>> So add the qcom,ice property to reference it.
>>
>> Signed-off-by: Neeraj Soni <neeraj.soni@....qualcomm.com>
>> ---
>>  Documentation/devicetree/bindings/mmc/sdhci-msm.yaml | 4 ++++
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml b/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
>> index 938be8228d66..8a6a25ceabe1 100644
>> --- a/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
>> +++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
>> @@ -140,6 +140,10 @@ properties:
>>      $ref: /schemas/types.yaml#/definitions/uint32
>>      description: platform specific settings for DLL_CONFIG reg.
>>  
>> +  qcom,ice:
>> +    $ref: /schemas/types.yaml#/definitions/phandle
>> +    description: phandle to the Inline Crypto Engine node
> 
> Description should also say: for what purpose.
> 
> You either have this phandle or ICE address space on sc7280 and newer.
> You cannot have both, so your schema should encode it properly.
> 
Sure. I will update this in next patch.

> Otherwise you just sent something which already was on the list and it
> even was reviewed:
> 
> https://lore.kernel.org/all/ba3da82d-999b-b040-5230-36e60293e0fd@linaro.org/
> 
> You even copied the commit msg but did copy the authorship!
> 
Sure. Thanks for pointing out. I will fix the authorship in next patch.

> Anyway v3 and v4 were not correct and probably v2 should be used after
> adjusting it with my comments.
> 
Okay. As i see your comment in v2 here:
https://lore.kernel.org/all/c8eea30f-5ea2-cfc9-273a-3c6e99a316b9@linaro.org/

i guess what you want is not to drop the entries for clock but rather capture it
in the "description" of the ICE phandle entry. Is this understanding correct?
> 
> Best regards,
> Krzysztof
> 
Regards,
Neeraj