linux-kernel - Re: [PATCH v1 2/2] dt-bindings: arm: Add remote etm driver

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Date:   Mon, 20 Nov 2023 14:39:33 -0800
From:   Trilok Soni <quic_tsoni@...cinc.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Mao Jinlong <quic_jinlmao@...cinc.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        "Mike Leach" <mike.leach@...aro.org>,
        James Clark <james.clark@....com>,
        "Alexander Shishkin" <alexander.shishkin@...ux.intel.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC:     <linux-kernel@...r.kernel.org>, <coresight@...ts.linaro.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        Yuanfang Zhang <quic_yuanfang@...cinc.com>,
        "Tao Zhang" <quic_taozha@...cinc.com>
Subject: Re: [PATCH v1 2/2] dt-bindings: arm: Add remote etm driver

On 11/16/2023 9:22 AM, Krzysztof Kozlowski wrote:
> On 07/11/2023 07:09, Mao Jinlong wrote:
>> Add new coresight-remote-etm.yaml file describing the bindings required
>> to define coresight remote etm in the device trees.
>>
>> Signed-off-by: Mao Jinlong <quic_jinlmao@...cinc.com>
> 
> +Cc Trilok,
> 
> Several Qualcomm boards have warnings coming from Coresight bindings.
> These are big, fat warnings coming usually from ARM bindings (e.g.
> dynamic funnel, TMC). I don't know Coresight good enough to fix them by
> myself.
> 
> I would prefer not to take any new Qualcomm specific Coresight bindings
> and definitely no new Coresight device nodes in Qualcomm boards, before
> these are fixed.
> 
> Therefore I kindly ask to fix all warnings in Qualcomm boards coming
> from existing Coresight bindings.

Thanks Krzysztof, we can look into it as first thing to fix. 
 
-- 
---Trilok Soni