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

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Message-ID: <76e3d3f2-c457-2940-10ea-834f13e526cb@flygoat.com>
Date:   Wed, 16 Feb 2022 18:44:25 +0000
From:   Jiaxun Yang <jiaxun.yang@...goat.com>
To:     Sui Jingfeng <15330273260@....cn>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Roland Scheidegger <sroland@...are.com>,
        Zack Rusin <zackr@...are.com>,
        Christian Gmeiner <christian.gmeiner@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Andrey Zhizhikin <andrey.zhizhikin@...ca-geosystems.com>,
        Sam Ravnborg <sam@...nborg.org>,
        "David S . Miller" <davem@...emloft.net>,
        Lucas Stach <l.stach@...gutronix.de>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Ilia Mirkin <imirkin@...m.mit.edu>,
        Qing Zhang <zhangqing@...ngson.cn>, Li Yi <liyi@...ngson.cn>,
        suijingfeng <suijingfeng@...ngson.cn>
Cc:     linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v8 2/3] MIPS: Loongson64: dts: update the display
 controller device node



在 2022/2/16 18:17, Sui Jingfeng 写道:
> 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 +++
^ Is loongson-drm.txt intentional?
It seems irrelevant....

Thanks.
>   .../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
[...]
- Jiaxun