linux-kernel - Re: [PATCH 1/1] dt-bindings: serial: Add label property for pl011

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Date:   Thu, 22 Apr 2021 11:10:16 +0800
From:   "Leizhen (ThunderTown)" <thunder.leizhen@...wei.com>
To:     Rob Herring <robh@...nel.org>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-serial <linux-serial@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] dt-bindings: serial: Add label property for pl011



On 2021/4/21 21:53, Rob Herring wrote:
> On Wed, Apr 21, 2021 at 4:38 AM Leizhen (ThunderTown)
> <thunder.leizhen@...wei.com> wrote:
>>
>>
>>
>> On 2021/4/21 4:02, Rob Herring wrote:
>>> On Thu, Apr 15, 2021 at 03:31:05PM +0800, Zhen Lei wrote:
>>>> When there is more than one pl011 serial port present, the label property
>>>> allows a custom name to be used for briefly describe the usage or position
>>>> of each serial port.
>>>>
>>>> Without this "label" property, many dtbs_check warnings similar to the
>>>> following are reported:
>>>> arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dt.yaml: \
>>>> serial@...74000: Additional properties are not allowed ('label' was unexpected)
>>>>         From schema: Documentation/devicetree/bindings/serial/pl011.yaml
>>>
>>> I think this should go into serial.yaml instead.
>>
>> Yes，But if I add "label: true" into serial.yaml, it doesn't work. I haven't figured out why.
> 
> Change the 'additionalProperties: false' to 'unevaluatedProperties: false'.

Wow, it works. I admire you so much. You're a master.

> 
>> By the way, should "$ref: /schemas/serial.yaml#" be replaced with "$ref: /schemas/serial/serial.yaml#"?
> 
> Oh, yes! Looks like it should be fixed for the other serial schemas
> too. There is a /schemas/serial.yaml schema from dt-schema which
> predates the kernel one, but it just has the $nodename. The kernel one
> is much more complete.

All right, I'll fix them all.

> 
> Rob
> 
> .
>