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Message-ID: <e9415553-1439-2039-3d85-88c4ac29583e@ti.com>
Date:   Fri, 5 May 2023 14:28:28 +0530
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Subject: Re: [PATCH 1/2] dt-bindings: dma: ti: Add J721S2 BCDMA
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To:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        <peter.ujfalusi@gmail.com>, <vkoul@kernel.org>,
        <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>
CC:     <dmaengine@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <j-choudhary@ti.com>,
        <u-kumar1@ti.com>, <vigneshr@ti.com>
References: <20230503065303.16674-1-vaishnav.a@ti.com>
 <6bce9c65-12f3-0128-91d0-142f0b5a791e@linaro.org>
From:   Vaishnav Achath <vaishnav.a@ti.com>
In-Reply-To: <6bce9c65-12f3-0128-91d0-142f0b5a791e@linaro.org>
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Hi Krzysztof,

On 04/05/23 22:34, Krzysztof Kozlowski wrote:
> On 03/05/2023 08:53, Vaishnav Achath wrote:
>> Add bindings for J721S2 BCDMA instance dedicated for Camera
>> Serial Interface. Unlike AM62A CSI BCDMA, this instance has RX
>> and TX channels but lacks block copy channels.
>>
>> Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
>> ---
>>  .../devicetree/bindings/dma/ti/k3-bcdma.yaml  | 21 +++++++++++++++++++
>>  1 file changed, 21 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
>> index beecfe7a1732..5ca9581a66f4 100644
>> --- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
>> +++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
>> @@ -33,6 +33,7 @@ properties:
>>      enum:
>>        - ti,am62a-dmss-bcdma-csirx
>>        - ti,am64-dmss-bcdma
>> +      - ti,j721s2-dmss-bcdma-csi
>>  
>>    reg:
>>      minItems: 3
>> @@ -150,7 +151,27 @@ allOf:
>>  
>>        required:
>>          - power-domains
>> +  - if:
>> +      properties:
>> +        compatible:
>> +          contains:
>> +            const: ti,j721s2-dmss-bcdma-csi
>> +    then:
>> +      properties:
>> +        ti,sci-rm-range-bchan: false
>> +
>> +        reg:
>> +          maxItems: 4
>>  
>> +        reg-names:
>> +          items:
>> +            - const: gcfg
>> +            - const: rchanrt
>> +            - const: tchanrt
>> +            - const: ringrt
>> +
>> +      required:
>> +        - ti,sci-rm-range-tchan
>>      else:
>>        properties:
> 
> 
> You now require 5 reg items on ti,am62a-dmss-bcdma-csirx. I don't think
> you tested your DTS against this change. Rework the else: so it will
> match specific variant (if:).

Thank you for the review, Sorry, I did not have the ti,am62a-dmss-bcdma-csirx
instance added while I tested this change, I have made the update you suggested,
checked DTS with the nodes added and sent a v2 now.

Thanks and Regards,
Vaishnav

> 
> Best regards,
> Krzysztof
> 

-- 
Regards,
Vaishnav