linux-kernel - Re: [PATCHv2 4/4] dt-bindings: arm: coresight: Add optional property to replicators

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Message-ID: <CAJ9a7VjnchycwGPVDpyRMFyLXddcivKct8wfhYgOVmyOnAMbSA@mail.gmail.com>
Date:   Thu, 21 May 2020 17:11:32 +0100
From:   Mike Leach <mike.leach@...aro.org>
To:     Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Cc:     Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        linux-arm-msm@...r.kernel.org,
        Coresight ML <coresight@...ts.linaro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Stephen Boyd <swboyd@...omium.org>
Subject: Re: [PATCHv2 4/4] dt-bindings: arm: coresight: Add optional property
 to replicators

On Tue, 19 May 2020 at 14:37, Sai Prakash Ranjan
<saiprakash.ranjan@...eaurora.org> wrote:
>
> Add an optional boolean property "qcom,replicator-loses-context" to
> identify replicators which loses context when AMBA clocks are removed
> in certain configurable replicator designs.
>
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
> ---
>  Documentation/devicetree/bindings/arm/coresight.txt | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt
> index 846f6daae71b..b598a5f0037d 100644
> --- a/Documentation/devicetree/bindings/arm/coresight.txt
> +++ b/Documentation/devicetree/bindings/arm/coresight.txt
> @@ -121,6 +121,12 @@ its hardware characteristcs.
>         * interrupts : Exactly one SPI may be listed for reporting the address
>           error
>
> +* Optional property for configurable replicators:
> +
> +       * qcom,replicator-loses-context: boolean. Indicates that the replicator
> +         will lose register context when AMBA clock is removed which is observed
> +         in some replicator designs.
> +
>  Graph bindings for Coresight
>  -------------------------------
>

Reviewed-by Mike Leach <mike.leach@...aro.org>

> --
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
>
> _______________________________________________
> CoreSight mailing list
> CoreSight@...ts.linaro.org
> https://lists.linaro.org/mailman/listinfo/coresight


--
Mike Leach
Principal Engineer, ARM Ltd.
Manchester Design Centre. UK

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