linux-kernel - Re: [PATCH v8 2/3] MIPS: Loongson64: dts: update the display controller device node

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Date:   Mon, 21 Feb 2022 09:35:17 +0800
From:   Sui Jingfeng <15330273260@....cn>
To:     Rob Herring <robh@...nel.org>
Cc:     Dan Carpenter <dan.carpenter@...cle.com>,
        Roland Scheidegger <sroland@...are.com>,
        Maxime Ripard <mripard@...nel.org>,
        Sam Ravnborg <sam@...nborg.org>,
        suijingfeng <suijingfeng@...ngson.cn>, Li Yi <liyi@...ngson.cn>,
        Andrey Zhizhikin <andrey.zhizhikin@...ca-geosystems.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        linux-mips@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Thomas Zimmermann <tzimmermann@...e.de>,
        devicetree@...r.kernel.org, David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        Christian Gmeiner <christian.gmeiner@...il.com>,
        Qing Zhang <zhangqing@...ngson.cn>,
        Zack Rusin <zackr@...are.com>, linux-kernel@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Lucas Stach <l.stach@...gutronix.de>,
        Ilia Mirkin <imirkin@...m.mit.edu>
Subject: Re: [PATCH v8 2/3] MIPS: Loongson64: dts: update the display
 controller device node


On 2022/2/18 00:39, Rob Herring wrote:
> On Thu, 17 Feb 2022 02:17:11 +0800, Sui Jingfeng wrote:
>> From: suijingfeng <suijingfeng@...ngson.cn>
>>
>> The display controller is a pci device, its PCI vendor id is 0x0014
>> its PCI device id is 0x7a06.
>>
>> 1) In order to let the lsdc kms driver to know which chip the DC is
>>     contained in, we add different compatible for different chip.
>>
>> 2) Add display controller device node for ls2k1000 SoC
>>
>> Signed-off-by: suijingfeng <suijingfeng@...ngson.cn>
>> Signed-off-by: Sui Jingfeng <15330273260@....cn>
>> ---
>>   .../loongson/loongson,display-controller.yaml | 114 ++++++++++++++++++
>>   .../display/loongson/loongson-drm.txt         |  16 +++
>>   .../boot/dts/loongson/loongson64-2k1000.dtsi  |   8 ++
>>   arch/mips/boot/dts/loongson/ls7a-pch.dtsi     |   7 +-
>>   4 files changed, 140 insertions(+), 5 deletions(-)
>>   create mode 100644 Documentation/devicetree/bindings/display/loongson/loongson,display-controller.yaml
>>   create mode 100644 Documentation/devicetree/bindings/display/loongson/loongson-drm.txt
>>
> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
> on your patch (DT_CHECKER_FLAGS is new in v5.13):
>
> yamllint warnings/errors:
>
> dtschema/dtc warnings/errors:
> ./Documentation/devicetree/bindings/display/loongson/loongson,display-controller.yaml: $id: relative path/filename doesn't match actual path or filename
> 	expected: http://devicetree.org/schemas/display/loongson/loongson,display-controller.yaml#
> Error: Documentation/devicetree/bindings/display/loongson/loongson,display-controller.example.dts:22.30-31 syntax error
> FATAL ERROR: Unable to parse input tree
> make[1]: *** [scripts/Makefile.lib:378: Documentation/devicetree/bindings/display/loongson/loongson,display-controller.example.dt.yaml] Error 1
> make[1]: *** Waiting for unfinished jobs....
> make: *** [Makefile:1398: dt_binding_check] Error 2
>
> doc reference errors (make refcheckdocs):
>
> See https://patchwork.ozlabs.org/patch/1593886
>
> This check can fail if there are any dependencies. The base for a patch
> series is generally the most recent rc1.
>
> If you already ran 'make dt_binding_check' and didn't see the above
> error(s), then make sure 'yamllint' is installed and dt-schema is up to
> date:
>
> pip3 install dtschema --upgrade
>
> Please check and re-submit.
>
Ok, I know that now, thank for you point it to me.