linux-kernel - Re: [PATCH v8 RESEND 1/3] dt-bindings: dmaengine: Add dma multiplexer for CV18XX/SG200X series SoC

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Message-ID:
 <IA1PR20MB4953E3AEACAC85765AE9442BBBB72@IA1PR20MB4953.namprd20.prod.outlook.com>
Date: Mon, 29 Jul 2024 15:00:08 +0800
From: Inochi Amaoto <inochiama@...look.com>
To: "Rob Herring (Arm)" <robh@...nel.org>, 
	Inochi Amaoto <inochiama@...look.com>
Cc: Albert Ou <aou@...s.berkeley.edu>, devicetree@...r.kernel.org, 
	Palmer Dabbelt <palmer@...belt.com>, Paul Walmsley <paul.walmsley@...ive.com>, 
	linux-kernel@...r.kernel.org, Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, dmaengine@...r.kernel.org, Conor Dooley <conor+dt@...nel.org>, 
	Liu Gui <kenneth.liu@...hgo.com>, linux-riscv@...ts.infradead.org, 
	Chen Wang <unicorn_wang@...look.com>, Vinod Koul <vkoul@...nel.org>
Subject: Re: [PATCH v8 RESEND 1/3] dt-bindings: dmaengine: Add dma
 multiplexer for CV18XX/SG200X series SoC

On Mon, Jul 29, 2024 at 12:21:42AM GMT, Rob Herring (Arm) wrote:
> 
> On Mon, 29 Jul 2024 12:36:51 +0800, Inochi Amaoto wrote:
> > The DMA IP of Sophgo CV18XX/SG200X is based on a DW AXI CORE, with
> > an additional channel remap register located in the top system control
> > area. The DMA channel is exclusive to each core.
> > 
> > In addition, the DMA multiplexer is a subdevice of system controller,
> > so this binding only contains necessary properties for the multiplexer
> > itself.
> > 
> > Add the dmamux binding for CV18XX/SG200X series SoC.
> > 
> > Signed-off-by: Inochi Amaoto <inochiama@...look.com>
> > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> > ---
> >  .../bindings/dma/sophgo,cv1800-dmamux.yaml    | 51 +++++++++++++++++++
> >  1 file changed, 51 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.yaml
> > 
> 
> My bot found errors running 'make dt_binding_check' on your patch:
> 
> yamllint warnings/errors:
> 
> dtschema/dtc warnings/errors:
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.example.dtb: dma-router@154: dma-masters: 4294967295 is not of type 'array'
> 	from schema $id: http://devicetree.org/schemas/dma/sophgo,cv1800-dmamux.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.example.dtb: dma-router@154: dma-masters: 4294967295 is not of type 'array'
> 	from schema $id: http://devicetree.org/schemas/dma/sophgo,cv1800-dmamux.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.example.dtb: dma-router@154: dma-masters: 4294967295 is not of type 'array'
> 	from schema $id: http://devicetree.org/schemas/dma/dma-router.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.example.dtb: dma-router@154: dma-masters: 4294967295 is not of type 'array'
> 	from schema $id: http://devicetree.org/schemas/dma/dma-router.yaml#
> 

Hi Rob,

Could you share some suggestions? I can not reproduce this error with
latest dtschema. I think this is more like a misreporting.

Regards,
Inochi.