linux-kernel - Re: [PATCH v3 2/7] dt-bindings: stm32-dmamux: Add one cell to support DMA/MDMA chain

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Date:   Sun, 7 Oct 2018 20:28:05 +0530
From:   Vinod <vkoul@...nel.org>
To:     Pierre-Yves MORDRET <pierre-yves.mordret@...com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Dan Williams <dan.j.williams@...el.com>,
        devicetree@...r.kernel.org, dmaengine@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/7] dt-bindings: stm32-dmamux: Add one cell to
 support DMA/MDMA chain

On 28-09-18, 15:01, Pierre-Yves MORDRET wrote:
> From: M'boumba Cedric Madianga <cedric.madianga@...il.com>
> 
> Add one cell to support DMA/MDMA chaining.
> 
> Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@...com>
> ---
>   Version history:
>     v3:
>     v2:
>        * rework content
>     v1:
>        * Initial
> ---
> ---
>  Documentation/devicetree/bindings/dma/stm32-dmamux.txt | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/dma/stm32-dmamux.txt b/Documentation/devicetree/bindings/dma/stm32-dmamux.txt
> index 1b893b2..5e92b59 100644
> --- a/Documentation/devicetree/bindings/dma/stm32-dmamux.txt
> +++ b/Documentation/devicetree/bindings/dma/stm32-dmamux.txt
> @@ -4,9 +4,9 @@ Required properties:
>  - compatible:	"st,stm32h7-dmamux"
>  - reg:		Memory map for accessing module
>  - #dma-cells:	Should be set to <3>.
> -		First parameter is request line number.
> -		Second is DMA channel configuration
> -		Third is Fifo threshold
> +-		First parameter is request line number.
> +-		Second is DMA channel configuration
> +-		Third is a 32bit bitfield

please separate out formatting changes and actual change proposed..

>  		For more details about the three cells, please see
>  		stm32-dma.txt documentation binding file
>  - dma-masters:	Phandle pointing to the DMA controllers.
> -- 
> 2.7.4

-- 
~Vinod