linux-kernel - Re: [PATCHv3 2/2] dt-bindings: arm: coresight: Add support to skip trace unit power up

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20200528145226.GA44346@bogus>
Date:   Thu, 28 May 2020 08:52:26 -0600
From:   Rob Herring <robh@...nel.org>
To:     Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Cc:     linux-kernel@...r.kernel.org,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Leo Yan <leo.yan@...aro.org>,
        Tingwei Zhang <tingwei@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        linux-arm-msm@...r.kernel.org, coresight@...ts.linaro.org,
        Mike Leach <mike.leach@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        Stephen Boyd <swboyd@...omium.org>
Subject: Re: [PATCHv3 2/2] dt-bindings: arm: coresight: Add support to skip
 trace unit power up

On Fri, 15 May 2020 21:52:33 +0530, Sai Prakash Ranjan wrote:
> From: Tingwei Zhang <tingwei@...eaurora.org>
> 
> Add "qcom,skip-power-up" property to identify systems which can
> skip powering up of trace unit since they share the same power
> domain as their CPU core. This is required to identify such
> systems with hardware errata which stops the CPU watchdog counter
> when the power up bit is set (TRCPDCR.PU).
> 
> Signed-off-by: Tingwei Zhang <tingwei@...eaurora.org>
> Co-developed-by: Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
> ---
>  Documentation/devicetree/bindings/arm/coresight.txt | 7 +++++++
>  1 file changed, 7 insertions(+)
> 

Reviewed-by: Rob Herring <robh@...nel.org>