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Message-ID: <cada4a75-4b2d-e1b6-bebc-ce15a13a288e@mediatek.com>
Date: Fri, 27 Sep 2024 15:02:17 +0800
From: Macpaul Lin <macpaul.lin@...iatek.com>
To: Conor Dooley <conor@...nel.org>
CC: Chun-Kuang Hu <chunkuang.hu@...nel.org>, Philipp Zabel
	<p.zabel@...gutronix.de>, David Airlie <airlied@...il.com>, Simona Vetter
	<simona@...ll.ch>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Yong Wu <yong.wu@...iatek.com>, "Joerg
 Roedel" <joro@...tes.org>, Will Deacon <will@...nel.org>, Robin Murphy
	<robin.murphy@....com>, Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, CK Hu
	<ck.hu@...iatek.com>, Jitao shi <jitao.shi@...iatek.com>, Tinghan Shen
	<tinghan.shen@...iatek.com>, Seiya Wang <seiya.wang@...iatek.com>, Ben Lok
	<ben.lok@...iatek.com>, "Nancy . Lin" <nancy.lin@...iatek.com>,
	<dri-devel@...ts.freedesktop.org>, <linux-mediatek@...ts.infradead.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<iommu@...ts.linux.dev>, <linux-arm-kernel@...ts.infradead.org>, "Alexandre
 Mergnat" <amergnat@...libre.com>, Bear Wang <bear.wang@...iatek.com>, "Pablo
 Sun" <pablo.sun@...iatek.com>, Macpaul Lin <macpaul@...il.com>, Sen Chu
	<sen.chu@...iatek.com>, Chris-qj chen <chris-qj.chen@...iatek.com>, "MediaTek
 Chromebook Upstream" <Project_Global_Chrome_Upstream_Group@...iatek.com>,
	Chen-Yu Tsai <wenst@...omium.org>
Subject: Re: [PATCH v2 5/5] dt-bindings: display: mediatek: dpi: Add mt8195
 support in power domains


On 9/26/24 23:59, Conor Dooley wrote:
> On Thu, Sep 26, 2024 at 07:14:49PM +0800, Macpaul Lin wrote:
>> Add power domain binding to the mediatek DPI controller for MT8185.
> 
> This wording is confusing, no binding is being added here, you're just
> allowing one property.
> 
>> The dpi node in mt8195.dtsi was triggering a dtbs_check error:
>>    dp-intf@...13000: power-domains: False schema does not allow [[44, 18]]
> 
> And while it is good to have the warning, it would be better to explain
> here that there are actually power domains, since the dts could be wrong
> here also.

Thanks for the reminder! After MediaTek's internal discussion, a new
patch v3 has been submitted. The details has been written in that patch.

> Otherwise,
> Acked-by: Conor Dooley <conor.dooley@...rochip.com>

Since the new patch v3 use a different approach to update the DT Schema,
the "Acked-by:" tag has been dropped, please help to review the 
replacement v3 patch. Thanks!

>> Fixes: 5474d49b2f79 ("dt-bindings: display: mediatek: dpi: Add power domains")
>> Signed-off-by: Macpaul Lin <macpaul.lin@...iatek.com>
>> ---
>>   .../devicetree/bindings/display/mediatek/mediatek,dpi.yaml       | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> Changes for v2:
>>   - Because of the corresponding dts fix has been reviewed with a Reviewed-by: tag.
>>     [1] https://lore.kernel.org/all/20240925080515.16377-1-macpaul.lin@mediatek.com/
>>     We still need this change to fix the 2 dtbs_check errors.
>>     So keeps no change here.
>>

Best regards,
Macpaul Lin

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