linux-kernel - Re: [PATCH v2 07/11] Documentation: devicetree: Fix Xilinx VDMA specification

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Message-ID: <435f86ce-9588-48c7-b01a-5dd97ea64b13@BL2FFO11FD021.protection.gbl>
Date:	Fri, 25 Jul 2014 11:40:02 +0200
From:	Michal Simek <michal.simek@...inx.com>
To:	Andreas Färber <afaerber@...e.de>,
	<monstr@...str.eu>, Srikanth T <sthokal@...inx.com>
CC:	Vinod Koul <vinod.koul@...el.com>,
	Michal Simek <michal.simek@...inx.com>,
	Andreas Olofsson <andreas@...pteva.com>,
	Matteo Vit <matteo.vit@...rwaredesign.com>,
	Sean Rickerd <srickerd@...e.com>, <devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>
Subject: Re: [PATCH v2 07/11] Documentation: devicetree: Fix Xilinx VDMA specification

Hi Andreas,

On 07/25/2014 10:46 AM, Andreas Färber wrote:
> Hi Michal,
> 
> Am 25.07.2014 09:49, schrieb Michal Simek:
>> On 07/25/2014 01:00 AM, Andreas Färber wrote:
>>> The specification requires xlnx,data-width, but example and driver use
>>> xlnx,datawidth. Change the specification to match the implementation.
>>>
>>> Signed-off-by: Andreas Färber <afaerber@...e.de>
>>> ---
>>>  v2: New
>>>  
>>>  Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 2 +-
>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
>>> index 1405ed0..e4c4d47 100644
>>> --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
>>> +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
>>> @@ -25,7 +25,7 @@ Required child node properties:
>>>  - compatible: It should be either "xlnx,axi-vdma-mm2s-channel" or
>>>  	"xlnx,axi-vdma-s2mm-channel".
>>>  - interrupts: Should contain per channel VDMA interrupts.
>>> -- xlnx,data-width: Should contain the stream data width, take values
>>> +- xlnx,datawidth: Should contain the stream data width, take values
>>>  	{32,64...1024}.
> 
> BTW I just notice that this values specification is ambiguous as to
> whether 96 is a valid value or only powers of 2 like 128. Maybe you want
> to clarify that in a follow-up patch?

really appreciate your help for improving this.
Srikanth T: Can you please look at it?

Thanks,
Michal




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