[PATCH 2/2] ARM: dts: doc: Document missing binding for ti-sdma controller

Sricharan R r.sricharan at ti.com
Mon Nov 11 10:58:03 EST 2013


On Monday 11 November 2013 09:26 PM, Rob Herring wrote:
> On Sat, Nov 9, 2013 at 5:53 AM, Sricharan R <r.sricharan at ti.com> wrote:
>> Hi Rob,
>>
>> On Saturday 09 November 2013 03:24 AM, Rob Herring wrote:
>>> On Fri, Nov 8, 2013 at 4:38 AM, Sricharan R <r.sricharan at ti.com> wrote:
>>>> The binding and support for system DMA module present in OMAP2+ Socs
>>>> and DRA7 with dma-engine is already present. So adding the missing
>>>> documentation for the same.
>>>>
>>>> Cc: Benoit Cousson <bcousson at baylibre.com>
>>>> Signed-off-by: Sricharan R <r.sricharan at ti.com>
>>>> ---
>>>>  Documentation/devicetree/bindings/dma/ti-sdma.txt |   28 +++++++++++++++++++++
>>>>  1 file changed, 28 insertions(+)
>>>>  create mode 100644 Documentation/devicetree/bindings/dma/ti-sdma.txt
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/dma/ti-sdma.txt b/Documentation/devicetree/bindings/dma/ti-sdma.txt
>>>> new file mode 100644
>>>> index 0000000..7fb2342
>>>> --- /dev/null
>>>> +++ b/Documentation/devicetree/bindings/dma/ti-sdma.txt
>>>> @@ -0,0 +1,28 @@
>>>> +TI SDMA
>>>> +
>>>> +Required Properties:
>>>> +- compatible : Should be "ti,omap2420-sdma", "ti,omap2430-sdma" for OMAP2
>>>> +               Should be "ti,omap3430-sdma", "ti,omap3630-sdma" for OMAP3
>>>> +               Should be "ti,omap4430-sdma" for OMAP4, OMAP5 and DRA7
>>>> +- reg: Memory map for accessing module
>>>> +- interrupts: Interrupt request number from the dma controller to
>>> s/dma/DMA/
>>>
>>>> +             interrupt controller
>>>> +- dma-cells: Should be set to <1>
>>>> +- dma-channels: Total number of logical DMA channels supported by the
>>>> +               controller
>>>> +- dma-requests: Total number of dma request signals supported by the
>>> s/dma/DMA/
>>  Ok, will correct case.
>>>> +               controller
>>> These should have the # included.
>>  Sorry, i do not follow this ?
> You are missing the # in the property names as the example has:
>
> +       #dma-cells = <1>;
> +       #dma-channels = <32>;
> +       #dma-requests = <64>;
>
> Rob
Oh, ok, Will add this.

Regards,
 Sricharan




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