linux-kernel - Re: [PATCH v4 1/2] dt-bindings: Document MIPID02 bindings

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Date:   Mon, 8 Apr 2019 06:20:35 +0000
From:   Mickael GUENE <mickael.guene@...com>
To:     Sakari Ailus <sakari.ailus@....fi>
CC:     "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
        "Hugues FRUCHET" <hugues.fruchet@...com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Rob Herring <robh+dt@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH v4 1/2] dt-bindings: Document MIPID02 bindings

Hi Sakari,

On 4/6/19 12:38, Sakari Ailus wrote:
> On Sat, Apr 06, 2019 at 01:35:25PM +0300, Sakari Ailus wrote:
>> Hi Mickael,
>>
>> On Wed, Mar 27, 2019 at 10:55:43AM +0100, Mickael Guene wrote:
>>> This adds documentation of device tree for MIPID02 CSI-2 to PARALLEL
>>> bridge.
>>>
>>> Signed-off-by: Mickael Guene <mickael.guene@...com>
>>> ---
>>>
>>> Changes in v4:
>>> - Fix and clarify endpoints properties documentation
>>>
>>> Changes in v3: None
>>> Changes in v2:
>>> - Add precision about first CSI-2 port data rate
>>> - Document endpoints supported properties
>>> - Rename 'mipid02@14' into generic 'csi2rx@14' in example
>>>
>>>  .../bindings/media/i2c/st,st-mipid02.txt           | 82 ++++++++++++++++++++++
>>>  MAINTAINERS                                        |  7 ++
>>>  2 files changed, 89 insertions(+)
>>>  create mode 100644 Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt
>>>
>>> diff --git a/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt b/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt
>>> new file mode 100644
>>> index 0000000..754a175
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt
>>> @@ -0,0 +1,82 @@
>>> +STMicroelectronics MIPID02 CSI-2 to PARALLEL bridge
>>> +
>>> +MIPID02 has two CSI-2 input ports, only one of those ports can be active at a
>>> +time. Active port input stream will be de-serialized and its content outputted
>>> +through PARALLEL output port.
>>> +CSI-2 first input port is a dual lane 800Mbps per lane whereas CSI-2 second
>>> +input port is a single lane 800Mbps. Both ports support clock and data lane
>>> +polarity swap. First port also supports data lane swap.
>>> +PARALLEL output port has a maximum width of 12 bits.
>>> +Supported formats are RAW6, RAW7, RAW8, RAW10, RAW12, RGB565, RGB888, RGB444,
>>> +YUV420 8-bit, YUV422 8-bit and YUV420 10-bit.
>>> +
>>> +Required Properties:
>>> +- compatible: should be "st,st-mipid02"
>>
>> s/should/shall/ overall; other values aren't really valid in any of the
>> cases.
> 
> As this is the only change and it's trivial, I can do that as well. Let me
> know if that works for you.
> 
 I prefer to keep it with my patch serie if you are ok ?

Mickael