Re: [PATCH 1/2] dt-bindings: dma: ti: Add J721S2 BCDMA

From: Vaishnav Achath
Date: Fri May 05 2023 - 04:58:45 EST


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@xxxxxx>
>> ---
>> .../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