linux-kernel - Re: [PATCH v2 1/4] dt-bindings: dma: ti: k3-*: Add descriptions for register regions

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Date:   Wed, 22 Nov 2023 22:34:31 +0530
From:   Vignesh Raghavendra <vigneshr@...com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Peter Ujfalusi <peter.ujfalusi@...il.com>,
        Vinod Koul <vkoul@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC:     <dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 1/4] dt-bindings: dma: ti: k3-*: Add descriptions for
 register regions



On 22/11/23 21:49, Krzysztof Kozlowski wrote:
> On 22/11/2023 16:42, Vignesh Raghavendra wrote:
>> In preparation for introducing more register regions, add description
>> for existing register regions so that its easier to map reg-names to
>> that of SoC Documentations/TRMs.
>>
>> Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
>> ---
>>  .../devicetree/bindings/dma/ti/k3-bcdma.yaml  | 26 +++++++++++--------
>>  .../devicetree/bindings/dma/ti/k3-pktdma.yaml |  6 ++++-
>>  .../devicetree/bindings/dma/ti/k3-udma.yaml   |  5 +++-
>>  3 files changed, 24 insertions(+), 13 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
>> index 4ca300a42a99..b5444800b036 100644
>> --- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
>> +++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
>> @@ -35,14 +35,6 @@ properties:
>>        - ti,am64-dmss-bcdma
>>        - ti,j721s2-dmss-bcdma-csi
>>  
>> -  reg:
>> -    minItems: 3
>> -    maxItems: 5
>> -
>> -  reg-names:
>> -    minItems: 3
>> -    maxItems: 5
> 
> Why do you remove properties from top-level? You shouldn't. We expect
> there to have widest constrains. This is not explained in commit msg and
> really not justified looking at further diff hunks.
> 

Sorry, I didn't realize having top-level constraints is a requirement
and thought individual compatibles enforcing that actual constraints is
sufficient. Will add these back in v3.

> Best regards,
> Krzysztof
> 

-- 
Regards
Vignesh