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

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Message-ID: <20eafd84-7bb8-0019-94e2-3f46a894edf1@st.com>
Date:   Tue, 9 Oct 2018 09:22:49 +0200
From:   Pierre Yves MORDRET <pierre-yves.mordret@...com>
To:     Vinod <vkoul@...nel.org>
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 10/07/2018 04:58 PM, Vinod wrote:
> 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..

Yes. sorry. my bad.

> 
>>  		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
>