linux-kernel - Re: [PATCH v2 2/3] dt-bindings: power: Add mediatek larb definition

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Message-ID: <038ccb20-71cb-40d2-9720-ce1a0d3eac8c@linaro.org>
Date: Wed, 27 Mar 2024 11:43:47 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Yu-chang Lee (李禹璋) <Yu-chang.Lee@...iatek.com>,
 MandyJH Liu (劉人僖) <MandyJH.Liu@...iatek.com>,
 "conor+dt@...nel.org" <conor+dt@...nel.org>,
 "robh@...nel.org" <robh@...nel.org>,
 "krzysztof.kozlowski+dt@...aro.org" <krzysztof.kozlowski+dt@...aro.org>,
 "matthias.bgg@...il.com" <matthias.bgg@...il.com>,
 "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
 "angelogioacchino.delregno@...labora.com"
 <angelogioacchino.delregno@...labora.com>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
 "linux-mediatek@...ts.infradead.org" <linux-mediatek@...ts.infradead.org>,
 "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
 "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
 Project_Global_Chrome_Upstream_Group
 <Project_Global_Chrome_Upstream_Group@...iatek.com>,
 Xiufeng Li (李秀峰) <Xiufeng.Li@...iatek.com>,
 "linux-arm-kernel@...ts.infradead.org"
 <linux-arm-kernel@...ts.infradead.org>, Fan Chen (陳凡)
 <fan.chen@...iatek.com>
Subject: Re: [PATCH v2 2/3] dt-bindings: power: Add mediatek larb definition

On 27/03/2024 11:39, Yu-chang Lee (李禹璋) wrote:
>>>>
>>> Hi,
>>>
>>> I will double check the format of yaml for the next version, sorry
>> for
>>> inconvenience. But I did test it on mt8188 chromebook, the reason
>> why
>>
>> How do you test a binding on chromebook?
>>
>>> power domain need larb node is that when mtcmos power on, signal
>> glitch
>>> may produce. Power domain driver must reset larb when this happen
>> to 
>>> prevent dummy transaction on bus. That why I need larb node in dts.
>>
>> No one talks here about larb node...
> 
> Sorry, May you elaborate on what information I need to provide to you
> or it is just a syntax problem I need to fix?

Please explain the purpose of this property (how is it going to be used
by drivers) and what does it represent.

Best regards,
Krzysztof