[PATCHv2 1/2] dt-bindings: adi,adv7511.txt: document cec clock

Sergei Shtylyov sergei.shtylyov at cogentembedded.com
Tue Sep 19 10:42:36 UTC 2017


On 9/19/2017 1:35 PM, Hans Verkuil wrote:

>>>>>>> From: Hans Verkuil <hans.verkuil at cisco.com>
>>>>>>>
>>>>>>> Document the cec clock binding.
>>>>>>>
>>>>>>> Signed-off-by: Hans Verkuil <hans.verkuil at cisco.com>
>>>>>>> Acked-by: Rob Herring <robh at kernel.org>
>>>>>>> ---
>>>>>>>      Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt | 4 ++++
>>>>>>>      1 file changed, 4 insertions(+)
>>>>>>>
>>>>>>> diff --git a/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt b/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt
>>>>>>> index 06668bca7ffc..4497ae054d49 100644
>>>>>>> --- a/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt
>>>>>>> +++ b/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt
>>>>>>> @@ -68,6 +68,8 @@ Optional properties:
>>>>>>>      - adi,disable-timing-generator: Only for ADV7533. Disables the internal timing
>>>>>>>        generator. The chip will rely on the sync signals in the DSI data lanes,
>>>>>>>        rather than generate its own timings for HDMI output.
>>>>>>> +- clocks: from common clock binding: handle to CEC clock.
>>>>>>
>>>>>>        It's called "phandle" in the DT speak. :-)
>>>>>>        Are you sure the clock specifier would always be absent?
>>>>>
>>>>> Sorry? I don't understand the question. Did you mean: "can be absent?"?
>>>>
>>>>       No, you only say that there'll be the clock phandle only. The clock
>>>> specifier may follow the phandle for the clock devices that have
>>>> "#clock-cells" prop != 0.
>>>
>>> I have to say that I just copy-and-pasted this from other bindings.
>>
>>      :-)
>>
>>> Would this be better?
>>>
>>> - clocks: list of clock specifiers, corresponding to entries in
>>>     the clock-names property;
>>
>>      Didn't you say that there'll be only one clock, "cec"? If so, there's
>> gonna  be a single clock phandle+specifier pair. They always go in pairs. :-)
>>
>>> - clock-names: from common clock binding: must be "cec".
> 
> - clocks: cec clock phandle, corresponding to the clock-names entry.

    The clock phandle and specifier.

> - clock-names: from common clock binding: must be "cec".
> 
> This OK?

    Well, you seem to be going in circles, the above was almost the same as 
the original prop description...

> Regards,
> 
> 	Hans

MBR, Sergei


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