Re: [v4 3/6] dt-bindings: fsl-qdma: Add NXP Layerscpae qDMA controller bindings

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Updated Vinod's email...

On Mon, May 21, 2018 at 12:52 AM, Wen He <wen.he_1@xxxxxxx> wrote:
> Hi Rob,
>
> Please see my comments inline.
>
> Best Regards,
> Wen
>
>> -----Original Message-----
>> From: Rob Herring [mailto:robh@xxxxxxxxxx]
>> Sent: 2018年5月19日 5:26
>> To: Wen He <wen.he_1@xxxxxxx>
>> Cc: vinod.koul@xxxxxxxxx; dmaengine@xxxxxxxxxxxxxxx;
>> devicetree@xxxxxxxxxxxxxxx; Leo Li <leoyang.li@xxxxxxx>; Jiafei Pan
>> <jiafei.pan@xxxxxxx>; Jiaheng Fan <jiaheng.fan@xxxxxxx>
>> Subject: Re: [v4 3/6] dt-bindings: fsl-qdma: Add NXP Layerscpae qDMA
>> controller bindings
>>
>> On Mon, May 14, 2018 at 08:03:04PM +0800, Wen He wrote:
>> > Document the devicetree bindings for NXP Layerscape qDMA controller
>> > which could be found on NXP QorIQ Layerscape SoCs.
>> >
>> > Signed-off-by: Wen He <wen.he_1@xxxxxxx>
>> > ---
>> > change in v4:
>> >     - Rewrite the bindings document that follows generic DMA bindings
>> > file
>> >
>> > change in v3:
>> >     - no change
>> >
>> > change in v2:
>> >     - Remove indentation
>> >     - Add "Should be" before 'fsl,ls1021a-qdma'
>> >     - Replace 'channels' by 'dma-channels'
>> >     - Replace 'qdma@8390000' by 'dma-controller@8390000'
>> >
>> >  Documentation/devicetree/bindings/dma/fsl-qdma.txt |   41
>> ++++++++++++++++++++
>> >  1 files changed, 41 insertions(+), 0 deletions(-)  create mode 100644
>> > Documentation/devicetree/bindings/dma/fsl-qdma.txt
>> >
>> > diff --git a/Documentation/devicetree/bindings/dma/fsl-qdma.txt
>> > b/Documentation/devicetree/bindings/dma/fsl-qdma.txt
>> > new file mode 100644
>> > index 0000000..368c4e7
>> > --- /dev/null
>> > +++ b/Documentation/devicetree/bindings/dma/fsl-qdma.txt
>> > @@ -0,0 +1,41 @@
>> > +NXP Layerscape SoC qDMA Controller
>> > +==================================
>> > +
>> > +This device follows the generic DMA bindings defined in dma/dma.txt.
>> > +
>> > +Required properties:
>> > +
>> > +- compatible:              Must be one of
>> > +                    "fsl,ls1021a-qdma": for LS1021A Board
>> > +                    "fsl,ls1043a-qdma": for ls1043A Board
>> > +                    "fsl,ls1046a-qdma": for ls1046A Board
>> > +- reg:                     Should contain the register's base address and length.
>> > +- interrupts:              Should contain a reference to the interrupt used by
>> this
>> > +                   device.
>> > +- interrupt-names: Should contain interrupt names:
>> > +                    "qdma-error": the error interrupt
>> > +                    "qdma-queue": the queue interrupt
>> > +- queues:          Should contain number of queues supported.
>>
>> Needs a vendor prefix.
>>
>
> Does means: The queues filed need a vendor prefix ?
> like 'fsl-queues' ? right?

No, vendor prefixes end with a comma: fsl,queues

Rob
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