Re: [PATCH 1/2] dt-bindings: Document the VC4 DSI module nodes.

From: Rob Herring
Date: Mon Jan 30 2017 - 11:52:56 EST


On Fri, Jan 27, 2017 at 8:41 PM, Eric Anholt <eric@xxxxxxxxxx> wrote:
> Rob Herring <robh+dt@xxxxxxxxxx> writes:
>
>> Need to cc DT list if you want it in my queue.
>>
>> On Mon, Jan 23, 2017 at 6:38 PM, Eric Anholt <eric@xxxxxxxxxx> wrote:
>>> These are part of the vc4 display pipeline.
>>>
>>> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
>>> ---
>>> .../devicetree/bindings/display/brcm,bcm-vc4.txt | 35 ++++++++++++++++++++++
>>> 1 file changed, 35 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt
>>> index e2768703ac2b..34c7fddcea39 100644
>>> --- a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt
>>> +++ b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt
>>> @@ -56,6 +56,18 @@ Required properties for V3D:
>>> - interrupts: The interrupt number
>>> See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
>>>
>>> +Required properties for DSI:
>>> +- compatible: Should be "brcm,bcm2835-dsi0" or "brcm,bcm2835-dsi1"
>>
>> Are the blocks different?
>
> They are from the same lineage, but very different (old dsi0 is 1 lane,
> dsi1 is 4 lanes). You can see how much the registers move around and
> change in the dsi->port conditional blocks in the driver code.

Okay, can you add a note here with this detail. With that,

Acked-by: Rob Herring <robh@xxxxxxxxxx>