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From:   Alexander Shishkin <alexander.shishkin@linux.intel.com>
To:     Tao Zhang <taozha@codeaurora.org>,
        Mathieu Poirier <mathieu.poirier@linaro.org>,
        Suzuki K Poulose <suzuki.poulose@arm.com>
Cc:     Tao Zhang <taozha@codeaurora.org>,
        Mike Leach <mike.leach@linaro.org>,
        Leo Yan <leo.yan@linaro.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org,
        Tingwei Zhang <tingwei@codeaurora.org>,
        Mao Jinlong <jinlmao@codeaurora.org>,
        Yuanfang Zhang <zhangyuanfang@codeaurora.org>,
        alexander.shishkin@linux.intel.com
Subject: Re: [PATCH v1 2/2] dt-bindings: arm: add property for coresight
 component name
In-Reply-To: <1618560476-28908-3-git-send-email-taozha@codeaurora.org>
References: <1618560476-28908-1-git-send-email-taozha@codeaurora.org>
 <1618560476-28908-3-git-send-email-taozha@codeaurora.org>
Date:   Fri, 16 Apr 2021 14:23:45 +0300
Message-ID: <87fszqfp6m.fsf@ashishki-desk.ger.corp.intel.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Tao Zhang <taozha@codeaurora.org> writes:

> Add property "coresight-name" for coresight component name. This
> allows coresight driver to read device name from device entries.
>
> Signed-off-by: Tao Zhang <taozha@codeaurora.org>
> ---
>  Documentation/devicetree/bindings/arm/coresight.txt | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt
> index d711676..0e980ce 100644
> --- a/Documentation/devicetree/bindings/arm/coresight.txt
> +++ b/Documentation/devicetree/bindings/arm/coresight.txt
> @@ -103,6 +103,8 @@ its hardware characteristcs.
>  	  powers down the coresight component also powers down and loses its
>  	  context. This property is currently only used for the ETM 4.x driver.
>  
> +	* coresight-name: the name of the coresight devices.

Which devices? Also, is it a common practice to extend device tree
definitions based on arbitrary driver needs, or should there be some
sort of a discussion first?

Regards,
--
Alex